Initial work

2020-08-05 13:44:21 -04:00
1518 changed files with 106854 additions and 187614 deletions
@@ -7,11 +7,11 @@ version: 2.1
 executors:
  golang:
    docker:
-      - image: circleci/golang:1.15
+      - image: circleci/golang:1.13
    resource_class: medium+
  darwin:
    macos:
-      xcode: "12.0.0"
+      xcode: "9.0"

 commands:
  install-go-run-tests-unix:
@@ -67,7 +67,7 @@ jobs:
    steps:
      - install-go-run-tests-unix:
          GOOS: darwin
-          GOVERSION: "1.15"
+          GOVERSION: "1.13"
      - codecov/upload:
          file: coverage.txt
  test-windows:
@@ -76,7 +76,7 @@ jobs:
      shell: bash.exe
    steps:
      - install-go-run-tests-windows:
-          GOVERSION: "1.15"
+          GOVERSION: "1.13"
      - codecov/upload:
          file: coverage.txt
  check-lint:
@@ -13,6 +13,5 @@ coverage:
    project: off
    patch: off

-ignore:  # ignore hcl2spec generated code for coverage and mocks
-  - "**/*.hcl2spec.go"
-  - "**/*_mock.go"
+ignore:  # ignore hcl2spec generated code for coverage
+  - "**/*.hcl2spec.go"
@@ -6,7 +6,6 @@
 *.mdx text eol=lf
 *.ps1 text eol=lf
 *.hcl text eol=lf
-*.txt text eol=lf
 go.mod text eol=lf
 go.sum text eol=lf
 common/test-fixtures/root/*	eol=lf
@@ -8,7 +8,6 @@ jobs:
    steps:
      - name: Add track-internal
        uses: andymckay/labeler@1.0.2
-        if: github.event.issue.pull_request == null
        with:
          repo-token: ${{ secrets.Github_Token }}
          add-labels: "track-internal"
@@ -1,213 +1,4 @@
-## 1.6.5 (Upcoming)
-
-### BUG FIXES:
-
-* builder/azure-chroot: Fix typo in option `exlude_from_latest` to
-    `exclude_from_latest`. Old name will still be respected. [GH-10034]
-* builder/openstack: Fix source image validation regression when using filters.
-    [GH-10065]
-* core/hcl2: Packer HCL's "Coalesce" function now behaves same way as
-    Terraform's. [GH-10016]
-* core/HCL: Hide sensitive variables from output. [GH-10031]
-* core: Fix artifact handling so that input artifacts are properly preserved in
-    postprocessors that don't modify artifacts. [GH-9996]
-* core: Fix pathing in cd_files to copy proper directory tree when user
-    provided absolute paths. [GH-10022]
-* provisioner/ansible: Ansible galaxy no longer forces use of collections in v1
-    files. [GH-10010]
-
-### IMPROVEMENTS:
-
-* builder/google: Add service account impersonation. [GH-9968] [GH-10054]
-* builder/oracle-oci:  New option to specify image compartment separate from
-    build compartment. [GH-10040]
-* builder/oracle-oci: New option to specify boot volume size. [GH-10017]
-* builder/scaleway: Allow the user to use an image label (eg ubuntu_focal)
-    instead of a hardcoded UUID on the Scaleway builder. [GH-10061]
-
-## 1.6.4 (September 30, 2020)
-
-### BUG FIXES:
-* builder/amazon: Fix authentication issue when using instance profiles or
-    assumed roles for loading session-derived credentials. [GH-10007]
-* builder/azure: Fix crash when using `azure_tag` or `azure_tags` configuration
-    options. [GH-10014]
-* builder/qemu: Ensure `qemu_img_args` are honored during the disk convert
-    step. [GH-10001]
-
- ## 1.6.3 (September 25, 2020)
-
-### IMPROVEMENTS:
-* builder/amazon: Add `pause_before_ssm` option to pause for some time before
-    establishing a Session Manager session; defaults to 10s. [GH-9988]
-* builder/amazon: Implement assume_role option that matches Terraform behavior.
-    [GH-9981]
-* builder/azure: Support publishing to a Shared Image Gallery with a different
-    subscription id [GH-9875]
-* builder/openstack: Add `external_source_image_url` and
-    `external_source_image_format` to support building images from external
-    source URLs. [GH-9992]
-* builder/openstack: Include API requests and responses as part of the debug
-    log output. [GH-9972]
-* builder/oracle-oci: Add `create_vnic_details` option for launch details.
-    [GH-9856]
-* builder/oracle-oci: Allow freeform and defined tags to be added to an instance.
-    [GH-9802]
-* builder/proxmox: Add `io_thread` option for supporting io threads when using
-    a `virtio-scsi-single` controller with a `scsi` or `virtio` disk type.
-    [GH-9969]
-* builder/proxmox: Add ability to specify interfaces for http_directory and VM.
-    [GH-9874]
-* builder/proxmox: Allow the mounting of multiple ISOs via the `cd_drive`
-    option. [GH-9653]
-* builder/proxmox: Fix boot command special keys. [GH-9885]
-* builder/qemu: Add `qemu_img_args` option to set special cli flags for calls
-    to qemu-img [GH-9956]
-* builder/qemu: Add `skip_resize_disk` option to skip the resizing of QCOW2
-    images. [GH-9896] [GH-9860]
-* builder/qemu: Skip qemu-img convert on MacOS to prevent the creation of
-    corrupt images [QEMU
-    #1776920](https://bugs.launchpad.net/qemu/+bug/1776920) [GH-9949]
-* builder/scaleway: Change default boottype to local. [GH-9853]
-* builder/scaleway: Update scaleway to use non-deprecated sdk. [GH-9902]
-* builder/vmware: Add `vnc_over_websocket` to allow the sending of a
-    `boot_command` to hosts running ESXi 6.7 and above. [GH-9938]
-* builder/vmware: Allow user to set vmware tools source path. [GH-9983]
-* builder/vsphere-clone: Add ability to set `mac_address` [GH-9930]
-* builder/vsphere-clone: Add floppy_files, cd_files, and iso_paths options.
-    [GH-9963]
-* builder/vsphere-iso: Add NVMe controller support. [GH-9880]
-* builder/vsphere: Look for a default resource pool when root resource pool is
-    not found. [GH-9809]
-* core: Add support for running cygwin/msys2 based cd/iso creation tool
-    [GH-9954]
-* core: New `cd_files` option to mount iso for modern OSes which don't support
-    floppies. [GH-9796] [GH-9919] [GH-9928] [GH-9932] [GH-9941]
-* HCL2: When the type of a variable is not known evaluate setting as a literal
-    string instead of a variable name. [GH-9863]
-* post-processor/vagrant: Support the use of template variables within
-    Vagrantfile templates. [GH-9923]
-* post-processor/yandex-import: Allow custom API endpoint. [GH-9850]
-* provisioner/ansible: Add support for Ansible Galaxy Collections. [GH-9903]
-
-### BUG FIXES:
-* builder/amazon-ebs: Fix issue where retrying on invalid IAM instance profile
-    error was creating multiple spot instances. [GH-9946]
-* builder/amazon-ebssurrogate: Fix issue where builder defaults to AWS managed
-    key even when custom `kms_key_id` is set. [GH-9959]
-* builder/amazon: Update ssm_driver log polling logic to prevent infinite loops
-    when SSM driver is terminated outside of Packer. [GH-9991]
-* builder/azure: Fix crash when using HCL2 configs. [GH-9984] [GH-9985]
-* builder/qemu: Fix hardcoded lowerbound causing negative ports [GH-9905]
-* builder/qemu: Skip compaction when backing file is used. [GH-9918]
-* builder/scaleway: Add pre validate step to prevent the creation of multiple
-    images with the same name. [GH-9840]
-* builder/vmware-iso: Prevent the use of reserved SCSI ID 0:7 when attaching
-    multiple disks. [GH-9940]
-* builder/vsphere: Fix overly strict iso_path validation regex. [GH-9855]
-* command/console: Prevent failure when there are unknown vars. [GH-9864]
-* command/inspect: Allow unset variables in HCL2 and JSON. [GH-9832]
-* core: Prevent the UI progressbar from hanging and crashing when there is no
-    TTY available. [GH-9974]
-* core: Use $APPDATA over $HOME on Windows hosts when determining homedir.
-    [GH-9830]
-* post-processor/digitalocean-import: Fix crash caused by empty artifact.Files
-    slice. [GH-9857]
-* post-processor/yandex-export: Check for error after runner completes.
-    [GH-9925]
-* post-processor/yandex-export: Set metadata key to expected value on error.
-    [GH-9849]
-* post-processor/yandex-import: Fix S3 URL construct process. [GH-9931]
-
-## 1.6.2 (August 28, 2020)
-
-### FEATURES:
-* **New command** `hcl2_upgrade` is a JSON to HCL2 transpiler that allows users
-    to transform an existing JSON configuration template into its HCL2 template
-    equivalent. Please see [hcl2_upgrade command
-    docs](https://packer.io/docs/commands/hcl2_upgrade) for more details.
-    [GH-9659]
-
-### IMPROVEMENTS:
-* builder/amazon:  Add all of the custom AWS template engines to `build`
-    template function for use by provisioners. [GH-9751]
-* builder/amazon: Add aws_polling config option to override env variables.
-    [GH-9777]
-* builder/azure: Add FreeBSD support to azure/chroot builder. [GH-9697]
-* builder/vmware-esx: Add `network_name` option to vmware so that users can set
-    a network without using vmx data. [GH-9718]
-* builder/vmware-vmx: Add additional disk configuration option.  Previously
-    only implemented for vmware-iso builder [GH-9815]
-* builder/vmware: Add a `remote_output_directory option` so users can tell
-    Packer where on a datastore to create a vm. [GH-9784]
-* builder/vmware: Add option to export to ovf or ova from a local vmware build
-    [GH-9825]
-* builder/vmware: Add progress tracker to vmware-esx5 iso upload. [GH-9779]
-* builder/vsphere-iso:  Add support for building on a single ESXi host
-    [GH-9793]
-* builder/vsphere: Add new `directory_permission` config export option.
-    [GH-9704]
-* builder/vsphere: Add option to import OVF templates to the Content Library
-    [GH-9755]
-* builder/vsphere: Add step and options to customize cloned VMs. [GH-9665]
-* builder/vsphere: Update `iso_paths` to support reading ISOs from Content
-    Library paths [GH-9801]
-* core/hcl: Add provisioner "override" option to HCL2 templates. [GH-9764]
-* core/hcl: Add vault integration as an HCL2 function function. [GH-9746]
-* core: Add colored prefix to progress bar so it's clearer what build each
-    progress bar belongs to. [GH-9780]
-* core: Ui now pretty prints build durations. [GH-9749]
-* core: When a build is cancelled, Packer will skip postprocessors gracefully
-    rather than failing them. [GH-9720]
-* integrations/secretsmanager: Add support for plaintext non-key/pair secrets.
-    [GH-9773]
-* post-processor/vsphere: Improve UI to catch bad credentials and print errors.
-    [GH-9649]
-* provisioner/ansible-remote: Add `ansible_ssh_extra_args` so users can specify
-    extra arguments to pass to ssh [GH-9821]
-* provisioner/file: Clean up, bugfix, and document previously-hidden `sources`
-    option. [GH-9725] [GH-9735]
-* provisioner/salt-masterless: Add option to option to download community
-    SaltStack formulas. [GH-9726]
-
-### BUG FIXES:
-* build: Fix bug in code generator that caused generation to fail in nested
-    packer/packer dirs [GH-9728]
-* build: Fix Makefile so that default target doesn't crash and creates dev
-    binaries. [GH-9706]
-* builder/amazon-ebssurrogate: Make skip_save_build_region option work in the
-    ebssurrogate builder, not just the ebs builder. [GH-9666]
-* builder/amazon: Add retry logic to the spot instance creation step to handle
-    "Invalid IAM Instance Profile name" errors [GH-9810]
-* builder/amazon: Update the `aws_secretsmanager` function to read from the AWS
-    credentials file for obtaining default region information; fixes the
-    'MissingRegion' error when AWS_REGION is not set [GH-9781]
-* builder/file: Make sure that UploadDir receives the interpolated destination.
-    [GH-9698]
-* builder/googlecompute: Fix bug where startup script hang would cause export
-    to hang. [GH-9708]
-* builder/hyperv: Send boot command in small chunks to make it more stable.
-    [GH-9765]
-* builder/scaleway: Fix config issue that made scaleway builder fail when used
-    with HCL2 config. [GH-9677]
-* builder/vmware: Fully destroy vm if it was cancelled or errored. This will
-    make orphaned vms easier to destroy through vCenter. [GH-9782]
-* builder/vsphere: Fix `alt`, `ctrl`, and `shift` keypresses in the
-    boot_command. [GH-9702] [GH-9739]
-* builder/vsphere: Fix bug where Packer timed out if two interfaces were
-    defined but only one had an available IP. [GH-9748]
-* builder/vsphere: Fix the configuration_parameters option so that it is always
-    applied, not just when the tool sync policy is set. [GH-9713]
-* communicator: Fix `pause_before_connect` option to force a reconnect after
-    the pause. [GH-9772]
-* core: Make `max_retries` provisioner option a string to allow variable
-    interpolation. [GH-9673]
-* post-processor/vsphere-template: Fix ReregisterVM to default to true instead
-    of false. [GH-9736]
-* post-processor/yandex-export: Fix issue when validating region_name [GH-9814]
-* provisioner/inspec: Fix the 'Unsupported argument; An argument named
-    "command"' error when using the inspec provisioner in an HCL2 configuration
-    [GH-9800]
+## 1.6.2 (Upcoming)

 ## 1.6.1 (July 30, 2020)

@@ -49,8 +49,8 @@
 /builder/proxmox/                      @carlpett
 /website/pages/docs/builders/proxmox* @carlpett

-/builder/scaleway/                      @scaleway/devtools
-/website/pages/docs/builders/scaleway* @scaleway/devtools
+/builder/scaleway/                      @sieben @mvaude @jqueuniet @fflorens @brmzkw
+/website/pages/docs/builders/scaleway* @sieben @mvaude @jqueuniet @fflorens @brmzkw

 /builder/hcloud/                      @LKaemmerling
 /website/pages/docs/builders/hcloud* @LKaemmerling
@@ -25,7 +25,7 @@ export GOLDFLAGS
 .PHONY: bin checkversion ci ci-lint default install-build-deps install-gen-deps fmt fmt-docs fmt-examples generate install-lint-deps lint \
 	releasebin test testacc testrace

-default: install-build-deps install-gen-deps generate dev
+default: install-build-deps install-gen-deps generate testrace dev releasebin package dev fmt fmt-check mode-check fmt-docs fmt-examples

 ci: testrace ## Test in continuous integration

@@ -422,6 +422,7 @@ func TestBuilderAcc_ECSImageSharing(t *testing.T) {
 	})
 }

+// share with catsby
 const testBuilderAccSharing = `
 {
 	"builders": [{
@@ -12,8 +12,6 @@ import (
 	"github.com/hashicorp/packer/template/interpolate"
 )

-// The "AlicloudDiskDevice" object us used for the `ECSSystemDiskMapping` and
-// `ECSImagesDiskMappings` options, and contains the following fields:
 type AlicloudDiskDevice struct {
 	// The value of disk name is blank by default. [2,
 	// 128] English or Chinese characters, must begin with an
@@ -21,7 +19,8 @@ type AlicloudDiskDevice struct {
 	// ., _ and -. The disk name will appear on the console. It cannot
 	// begin with `http://` or `https://`.
 	DiskName string `mapstructure:"disk_name" required:"false"`
-	// Category of the system disk. Optional values are:
+	// Category of the system disk. Optional values
+	// are:
 	//     -   cloud - general cloud disk
 	//     -   cloud_efficiency - efficiency cloud disk
 	//     -   cloud_ssd - cloud SSD
@@ -33,8 +32,6 @@ type AlicloudDiskDevice struct {
 	// Snapshots are used to create the data
 	// disk After this parameter is specified, Size is ignored. The actual
 	// size of the created disk is the size of the specified snapshot.
-	// This field is only used in the ECSImagesDiskMappings option, not
-	// the ECSSystemDiskMapping option.
 	SnapshotId string `mapstructure:"disk_snapshot_id" required:"false"`
 	// The value of disk description is blank by
 	// default. [2, 256] characters. The disk description will appear on the
@@ -47,51 +44,94 @@ type AlicloudDiskDevice struct {
 	// such as /dev/xvdb It is null unless the Status is In_use.
 	Device string `mapstructure:"disk_device" required:"false"`
 	// Whether or not to encrypt the data disk.
-	// If this option is set to true, the data disk will be encryped and
-	// corresponding snapshot in the target image will also be encrypted. By
+	// If this option is set to true, the data disk will be encryped and corresponding snapshot in the target image will also be encrypted. By
 	// default, if this is an extra data disk, Packer will not encrypt the
 	// data disk. Otherwise, Packer will keep the encryption setting to what
-	// it was in the source image. Please refer to Introduction of ECS disk
-	// encryption for more details.
+	// it was in the source image. Please refer to Introduction of ECS disk encryption
+	// for more details.
 	Encrypted config.Trilean `mapstructure:"disk_encrypted" required:"false"`
 }

-// The "AlicloudDiskDevices" object is used to define disk mappings for your
-// instance.
 type AlicloudDiskDevices struct {
-	// Image disk mapping for the system disk.
-	// See the [disk device configuration](#disk-devices-configuration) section
-	// for more information on options.
-	// Usage example:
+	// Image disk mapping for system
+	// disk.
+	// -   `disk_category` (string) - Category of the system disk. Optional values
+	//     are:
+	//         -   `cloud` - general cloud disk
+	//         -   `cloud_efficiency` - efficiency cloud disk
+	//         -   `cloud_ssd` - cloud SSD
+	//
+	//      For phased-out instance types and non-I/O optimized instances, the
+	//      default value is cloud. Otherwise, the default value is
+	//      cloud\_efficiency.
+	//
+	// -   `disk_description` (string) - The value of disk description is blank by
+	//     default. \[2, 256\] characters. The disk description will appear on the
+	//     console. It cannot begin with `http://` or `https://`.
+	//
+	// -   `disk_name` (string) - The value of disk name is blank by default. \[2,
+	//     128\] English or Chinese characters, must begin with an
+	//     uppercase/lowercase letter or Chinese character. Can contain numbers,
+	//     `.`, `_` and `-`. The disk name will appear on the console. It cannot
+	//     begin with `http://` or `https://`.
+	//
+	// -   `disk_size` (number) - Size of the system disk, measured in GiB. Value
+	//     range: \[20, 500\]. The specified value must be equal to or greater
+	//     than max{20, ImageSize}. Default value: max{40, ImageSize}.
 	//
-	// ```json
-	// "builders": [{
-	//   "type":"alicloud-ecs",
-	//   "system_disk_mapping": {
-	//     "disk_size": 50,
-	//     "disk_name": "mydisk"
-	//   },
-	//   ...
-	// }
-	// ```
 	ECSSystemDiskMapping AlicloudDiskDevice `mapstructure:"system_disk_mapping" required:"false"`
-	// Add one or more data disks to the image.
-	// See the [disk device configuration](#disk-devices-configuration) section
-	// for more information on options.
-	// Usage example:
+	// Add one or more data
+	// disks to the image.
+	//
+	// -   `disk_category` (string) - Category of the data disk. Optional values
+	//     are:
+	//     -   `cloud` - general cloud disk
+	//     -   `cloud_efficiency` - efficiency cloud disk
+	//     -   `cloud_ssd` - cloud SSD
+	//
+	//     Default value: cloud.
+	//
+	// -   `disk_delete_with_instance` (boolean) - Whether or not the disk is
+	//     released along with the instance:
+	//     -   True indicates that when the instance is released, this disk will
+	//         be released with it
+	//     -   False indicates that when the instance is released, this disk will
+	//         be retained.
+	// -   `disk_description` (string) - The value of disk description is blank by
+	//     default. \[2, 256\] characters. The disk description will appear on the
+	//     console. It cannot begin with `http://` or `https://`.
+	//
+	// -   `disk_device` (string) - Device information of the related instance:
+	//     such as `/dev/xvdb` It is null unless the Status is In\_use.
+	//
+	// -   `disk_name` (string) - The value of disk name is blank by default. \[2,
+	//     128\] English or Chinese characters, must begin with an
+	//     uppercase/lowercase letter or Chinese character. Can contain numbers,
+	//     `.`, `_` and `-`. The disk name will appear on the console. It cannot
+	//     begin with `http://` or `https://`.
+	//
+	// -   `disk_size` (number) - Size of the data disk, in GB, values range:
+	//     -   `cloud` - 5 \~ 2000
+	//     -   `cloud_efficiency` - 20 \~ 2048
+	//     -   `cloud_ssd` - 20 \~ 2048
+	//
+	//     The value should be equal to or greater than the size of the specific
+	//     SnapshotId.
+	//
+	// -   `disk_snapshot_id` (string) - Snapshots are used to create the data
+	//     disk After this parameter is specified, Size is ignored. The actual
+	//     size of the created disk is the size of the specified snapshot.
+	//
+	//     Snapshots from on or before July 15, 2013 cannot be used to create a
+	//     disk.
+	//
+	// -   `disk_encrypted` (boolean) - Whether or not to encrypt the data disk.
+	//     If this option is set to true, the data disk will be encryped and corresponding snapshot in the target image will also be encrypted. By
+	//     default, if this is an extra data disk, Packer will not encrypt the
+	//     data disk. Otherwise, Packer will keep the encryption setting to what
+	//     it was in the source image. Please refer to Introduction of [ECS disk encryption](https://www.alibabacloud.com/help/doc-detail/59643.htm)
+	//     for more details.
 	//
-	// ```json
-	//  "builders": [{
-	//    "type":"alicloud-ecs",
-	//    "image_disk_mappings": [
-	//      {
-	//        "disk_snapshot_id": "someid",
-	//        "disk_device": "dev/xvdb"
-	//      }
-	//    ],
-	//    ...
-	//  }
-	//  ```
 	ECSImagesDiskMappings []AlicloudDiskDevice `mapstructure:"image_disk_mappings" required:"false"`
 }

@@ -335,9 +335,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
 	}

 	packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)
-	generatedData := awscommon.GetGeneratedDataList()
-	generatedData = append(generatedData, "Device", "MountPath")
-
+	generatedData := []string{"SourceAMIName", "Device", "MountPath"}
 	return generatedData, warns, nil
 }

@@ -398,15 +396,12 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			GeneratedData: generatedData,
 		},
 		&StepCreateVolume{
-			PollingConfig:  b.config.PollingConfig,
 			RootVolumeType: b.config.RootVolumeType,
 			RootVolumeSize: b.config.RootVolumeSize,
 			RootVolumeTags: b.config.RootVolumeTags,
 			Ctx:            b.config.ctx,
 		},
-		&StepAttachVolume{
-			PollingConfig: b.config.PollingConfig,
-		},
+		&StepAttachVolume{},
 		&StepEarlyUnflock{},
 		&chroot.StepPreMountCommands{
 			Commands: b.config.PreMountCommands,
@@ -425,14 +420,9 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		&chroot.StepCopyFiles{
 			Files: b.config.CopyFiles,
 		},
-		&awscommon.StepSetGeneratedData{
-			GeneratedData: generatedData,
-		},
 		&chroot.StepChrootProvision{},
 		&chroot.StepEarlyCleanup{},
-		&StepSnapshot{
-			PollingConfig: b.config.PollingConfig,
-		},
+		&StepSnapshot{},
 		&awscommon.StepDeregisterAMI{
 			AccessConfig:        &b.config.AccessConfig,
 			ForceDeregister:     b.config.AMIForceDeregister,
@@ -445,7 +435,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			EnableAMISriovNetSupport: b.config.AMISriovNetSupport,
 			EnableAMIENASupport:      b.config.AMIENASupport,
 			AMISkipBuildRegion:       b.config.AMISkipBuildRegion,
-			PollingConfig:            b.config.PollingConfig,
 		},
 		&awscommon.StepAMIRegionCopy{
 			AccessConfig:      &b.config.AccessConfig,
@@ -41,9 +41,7 @@ type FlatConfig struct {
 	SnapshotUsers           []string                          `mapstructure:"snapshot_users" required:"false" cty:"snapshot_users" hcl:"snapshot_users"`
 	SnapshotGroups          []string                          `mapstructure:"snapshot_groups" required:"false" cty:"snapshot_groups" hcl:"snapshot_groups"`
 	AccessKey               *string                           `mapstructure:"access_key" required:"true" cty:"access_key" hcl:"access_key"`
-	AssumeRole              *common.FlatAssumeRoleConfig      `mapstructure:"assume_role" required:"false" cty:"assume_role" hcl:"assume_role"`
 	CustomEndpointEc2       *string                           `mapstructure:"custom_endpoint_ec2" required:"false" cty:"custom_endpoint_ec2" hcl:"custom_endpoint_ec2"`
-	CredsFilename           *string                           `mapstructure:"shared_credentials_file" required:"false" cty:"shared_credentials_file" hcl:"shared_credentials_file"`
 	DecodeAuthZMessages     *bool                             `mapstructure:"decode_authorization_messages" required:"false" cty:"decode_authorization_messages" hcl:"decode_authorization_messages"`
 	InsecureSkipTLSVerify   *bool                             `mapstructure:"insecure_skip_tls_verify" required:"false" cty:"insecure_skip_tls_verify" hcl:"insecure_skip_tls_verify"`
 	MaxRetries              *int                              `mapstructure:"max_retries" required:"false" cty:"max_retries" hcl:"max_retries"`
@@ -52,10 +50,8 @@ type FlatConfig struct {
 	RawRegion               *string                           `mapstructure:"region" required:"true" cty:"region" hcl:"region"`
 	SecretKey               *string                           `mapstructure:"secret_key" required:"true" cty:"secret_key" hcl:"secret_key"`
 	SkipMetadataApiCheck    *bool                             `mapstructure:"skip_metadata_api_check" cty:"skip_metadata_api_check" hcl:"skip_metadata_api_check"`
-	SkipCredsValidation     *bool                             `mapstructure:"skip_credential_validation" cty:"skip_credential_validation" hcl:"skip_credential_validation"`
 	Token                   *string                           `mapstructure:"token" required:"false" cty:"token" hcl:"token"`
 	VaultAWSEngine          *common.FlatVaultAWSEngineOptions `mapstructure:"vault_aws_engine" required:"false" cty:"vault_aws_engine" hcl:"vault_aws_engine"`
-	PollingConfig           *common.FlatAWSPollingConfig      `mapstructure:"aws_polling" required:"false" cty:"aws_polling" hcl:"aws_polling"`
 	AMIMappings             []common.FlatBlockDevice          `mapstructure:"ami_block_device_mappings" hcl2-schema-generator:"ami_block_device_mappings,direct" required:"false" cty:"ami_block_device_mappings" hcl:"ami_block_device_mappings"`
 	ChrootMounts            [][]string                        `mapstructure:"chroot_mounts" required:"false" cty:"chroot_mounts" hcl:"chroot_mounts"`
 	CommandWrapper          *string                           `mapstructure:"command_wrapper" required:"false" cty:"command_wrapper" hcl:"command_wrapper"`
@@ -120,9 +116,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"snapshot_users":                &hcldec.AttrSpec{Name: "snapshot_users", Type: cty.List(cty.String), Required: false},
 		"snapshot_groups":               &hcldec.AttrSpec{Name: "snapshot_groups", Type: cty.List(cty.String), Required: false},
 		"access_key":                    &hcldec.AttrSpec{Name: "access_key", Type: cty.String, Required: false},
-		"assume_role":                   &hcldec.BlockSpec{TypeName: "assume_role", Nested: hcldec.ObjectSpec((*common.FlatAssumeRoleConfig)(nil).HCL2Spec())},
 		"custom_endpoint_ec2":           &hcldec.AttrSpec{Name: "custom_endpoint_ec2", Type: cty.String, Required: false},
-		"shared_credentials_file":       &hcldec.AttrSpec{Name: "shared_credentials_file", Type: cty.String, Required: false},
 		"decode_authorization_messages": &hcldec.AttrSpec{Name: "decode_authorization_messages", Type: cty.Bool, Required: false},
 		"insecure_skip_tls_verify":      &hcldec.AttrSpec{Name: "insecure_skip_tls_verify", Type: cty.Bool, Required: false},
 		"max_retries":                   &hcldec.AttrSpec{Name: "max_retries", Type: cty.Number, Required: false},
@@ -131,10 +125,8 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"region":                        &hcldec.AttrSpec{Name: "region", Type: cty.String, Required: false},
 		"secret_key":                    &hcldec.AttrSpec{Name: "secret_key", Type: cty.String, Required: false},
 		"skip_metadata_api_check":       &hcldec.AttrSpec{Name: "skip_metadata_api_check", Type: cty.Bool, Required: false},
-		"skip_credential_validation":    &hcldec.AttrSpec{Name: "skip_credential_validation", Type: cty.Bool, Required: false},
 		"token":                         &hcldec.AttrSpec{Name: "token", Type: cty.String, Required: false},
 		"vault_aws_engine":              &hcldec.BlockSpec{TypeName: "vault_aws_engine", Nested: hcldec.ObjectSpec((*common.FlatVaultAWSEngineOptions)(nil).HCL2Spec())},
-		"aws_polling":                   &hcldec.BlockSpec{TypeName: "aws_polling", Nested: hcldec.ObjectSpec((*common.FlatAWSPollingConfig)(nil).HCL2Spec())},
 		"ami_block_device_mappings":     &hcldec.BlockListSpec{TypeName: "ami_block_device_mappings", Nested: hcldec.ObjectSpec((*common.FlatBlockDevice)(nil).HCL2Spec())},
 		"chroot_mounts":                 &hcldec.AttrSpec{Name: "chroot_mounts", Type: cty.List(cty.List(cty.String)), Required: false},
 		"command_wrapper":               &hcldec.AttrSpec{Name: "command_wrapper", Type: cty.String, Required: false},
@@ -227,25 +227,10 @@ func TestBuilderPrepare_ReturnGeneratedData(t *testing.T) {
 	if generatedData[0] != "SourceAMIName" {
 		t.Fatalf("Generated data should contain SourceAMIName")
 	}
-	if generatedData[1] != "BuildRegion" {
-		t.Fatalf("Generated data should contain BuildRegion")
-	}
-	if generatedData[2] != "SourceAMI" {
-		t.Fatalf("Generated data should contain SourceAMI")
-	}
-	if generatedData[3] != "SourceAMICreationDate" {
-		t.Fatalf("Generated data should contain SourceAMICreationDate")
-	}
-	if generatedData[4] != "SourceAMIOwner" {
-		t.Fatalf("Generated data should contain SourceAMIOwner")
-	}
-	if generatedData[5] != "SourceAMIOwnerName" {
-		t.Fatalf("Generated data should contain SourceAMIOwnerName")
-	}
-	if generatedData[6] != "Device" {
+	if generatedData[1] != "Device" {
 		t.Fatalf("Generated data should contain Device")
 	}
-	if generatedData[7] != "MountPath" {
+	if generatedData[2] != "MountPath" {
 		t.Fatalf("Generated data should contain MountPath")
 	}
 }
@@ -19,9 +19,8 @@ import (
 //   device string - The location where the volume was attached.
 //   attach_cleanup CleanupFunc
 type StepAttachVolume struct {
-	PollingConfig *awscommon.AWSPollingConfig
-	attached      bool
-	volumeId      string
+	attached bool
+	volumeId string
 }

 func (s *StepAttachVolume) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
@@ -52,7 +51,7 @@ func (s *StepAttachVolume) Run(ctx context.Context, state multistep.StateBag) mu
 	s.volumeId = volumeId

 	// Wait for the volume to become attached
-	err = s.PollingConfig.WaitUntilVolumeAttached(ctx, ec2conn, s.volumeId)
+	err = awscommon.WaitUntilVolumeAttached(ctx, ec2conn, s.volumeId)
 	if err != nil {
 		err := fmt.Errorf("Error waiting for volume: %s", err)
 		state.Put("error", err)
@@ -88,7 +87,7 @@ func (s *StepAttachVolume) CleanupFunc(state multistep.StateBag) error {
 	s.attached = false

 	// Wait for the volume to detach
-	err = s.PollingConfig.WaitUntilVolumeDetached(aws.BackgroundContext(), ec2conn, s.volumeId)
+	err = awscommon.WaitUntilVolumeDetached(aws.BackgroundContext(), ec2conn, s.volumeId)
 	if err != nil {
 		return fmt.Errorf("Error waiting for volume: %s", err)
 	}
@@ -20,7 +20,6 @@ import (
 // Produces:
 //   volume_id string - The ID of the created volume
 type StepCreateVolume struct {
-	PollingConfig  *awscommon.AWSPollingConfig
 	volumeId       string
 	RootVolumeSize int64
 	RootVolumeType string
@@ -111,7 +110,7 @@ func (s *StepCreateVolume) Run(ctx context.Context, state multistep.StateBag) mu
 	log.Printf("Volume ID: %s", s.volumeId)

 	// Wait for the volume to become ready
-	err = s.PollingConfig.WaitUntilVolumeAvailable(ctx, ec2conn, s.volumeId)
+	err = awscommon.WaitUntilVolumeAvailable(ctx, ec2conn, s.volumeId)
 	if err != nil {
 		err := fmt.Errorf("Error waiting for volume: %s", err)
 		state.Put("error", err)
@@ -15,7 +15,6 @@ import (

 // StepRegisterAMI creates the AMI.
 type StepRegisterAMI struct {
-	PollingConfig            *awscommon.AWSPollingConfig
 	RootVolumeSize           int64
 	EnableAMIENASupport      confighelper.Trilean
 	EnableAMISriovNetSupport bool
@@ -82,7 +81,7 @@ func (s *StepRegisterAMI) Run(ctx context.Context, state multistep.StateBag) mul
 	state.Put("amis", amis)

 	ui.Say("Waiting for AMI to become ready...")
-	if err := s.PollingConfig.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
+	if err := awscommon.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
 		err := fmt.Errorf("Error waiting for AMI: %s", err)
 		state.Put("error", err)
 		ui.Error(err.Error())
@@ -16,8 +16,7 @@ import (
 // Produces:
 //   snapshot_id string - ID of the created snapshot
 type StepSnapshot struct {
-	PollingConfig *awscommon.AWSPollingConfig
-	snapshotId    string
+	snapshotId string
 }

 func (s *StepSnapshot) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
@@ -44,7 +43,7 @@ func (s *StepSnapshot) Run(ctx context.Context, state multistep.StateBag) multis
 	ui.Message(fmt.Sprintf("Snapshot ID: %s", s.snapshotId))

 	// Wait for the snapshot to be ready
-	err = s.PollingConfig.WaitUntilSnapshotDone(ctx, ec2conn, s.snapshotId)
+	err = awscommon.WaitUntilSnapshotDone(ctx, ec2conn, s.snapshotId)
 	if err != nil {
 		err := fmt.Errorf("Error waiting for snapshot: %s", err)
 		state.Put("error", err)
@@ -1,5 +1,5 @@
 //go:generate struct-markdown
-//go:generate mapstructure-to-hcl2 -type VaultAWSEngineOptions,AssumeRoleConfig
+//go:generate mapstructure-to-hcl2 -type VaultAWSEngineOptions

 package common

@@ -11,67 +11,15 @@ import (
 	"strings"

 	"github.com/aws/aws-sdk-go/aws"
-	awsCredentials "github.com/aws/aws-sdk-go/aws/credentials"
+	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/aws/aws-sdk-go/aws/session"
 	"github.com/aws/aws-sdk-go/service/ec2"
 	"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
-	awsbase "github.com/hashicorp/aws-sdk-go-base"
 	cleanhttp "github.com/hashicorp/go-cleanhttp"
 	"github.com/hashicorp/packer/template/interpolate"
 	vaultapi "github.com/hashicorp/vault/api"
 )

-// AssumeRoleConfig lets users set configuration options for assuming a special
-// role when executing Packer.
-//
-// Usage example:
-//
-// HCL config example:
-//
-// ```HCL
-// source "example" "amazon-ebs"{
-// 	assume_role {
-// 		role_arn     = "arn:aws:iam::ACCOUNT_ID:role/ROLE_NAME"
-// 		session_name = "SESSION_NAME"
-// 		external_id  = "EXTERNAL_ID"
-// 	}
-// }
-// ```
-//
-// JSON config example:
-//
-// ```json
-// builder{
-// 	"type": "amazon-ebs",
-// 	"assume_role": {
-// 		"role_arn"    :  "arn:aws:iam::ACCOUNT_ID:role/ROLE_NAME",
-// 		"session_name":  "SESSION_NAME",
-// 		"external_id" :  "EXTERNAL_ID"
-// 	}
-// }
-// ```
-type AssumeRoleConfig struct {
-	// Amazon Resource Name (ARN) of the IAM Role to assume.
-	AssumeRoleARN string `mapstructure:"role_arn" required:"false"`
-	// Number of seconds to restrict the assume role session duration.
-	AssumeRoleDurationSeconds int `mapstructure:"duration_seconds" required:"false"`
-	// The external ID to use when assuming the role. If omitted, no external
-	// ID is passed to the AssumeRole call.
-	AssumeRoleExternalID string `mapstructure:"external_id" required:"false"`
-	// IAM Policy JSON describing further restricting permissions for the IAM
-	// Role being assumed.
-	AssumeRolePolicy string `mapstructure:"policy" required:"false"`
-	// Set of Amazon Resource Names (ARNs) of IAM Policies describing further
-	// restricting permissions for the IAM Role being
-	AssumeRolePolicyARNs []string `mapstructure:"policy_arns" required:"false"`
-	// Session name to use when assuming the role.
-	AssumeRoleSessionName string `mapstructure:"session_name" required:"false"`
-	// Map of assume role session tags.
-	AssumeRoleTags map[string]string `mapstructure:"tags" required:"false"`
-	// Set of assume role session tag keys to pass to any subsequent sessions.
-	AssumeRoleTransitiveTagKeys []string `mapstructure:"transitive_tag_keys" required:"false"`
-}
-
 type VaultAWSEngineOptions struct {
 	Name    string `mapstructure:"name"`
 	RoleARN string `mapstructure:"role_arn"`
@@ -100,17 +48,10 @@ type AccessConfig struct {
 	// is not required if you are using `use_vault_aws_engine` for
 	// authentication instead.
 	AccessKey string `mapstructure:"access_key" required:"true"`
-	// If provided with a role ARN, Packer will attempt to assume this role
-	// using the supplied credentials. See
-	// [AssumeRoleConfig](#assume-role-configuration) below for more
-	// details on all of the options available, and for a usage example.
-	AssumeRole AssumeRoleConfig `mapstructure:"assume_role" required:"false"`
 	// This option is useful if you use a cloud
 	// provider whose API is compatible with aws EC2. Specify another endpoint
 	// like this https://ec2.custom.endpoint.com.
 	CustomEndpointEc2 string `mapstructure:"custom_endpoint_ec2" required:"false"`
-	// Path to a credentials file to load credentials from
-	CredsFilename string `mapstructure:"shared_credentials_file" required:"false"`
 	// Enable automatic decoding of any encoded authorization (error) messages
 	// using the `sts:DecodeAuthorizationMessage` API. Note: requires that the
 	// effective user/role have permissions to `sts:DecodeAuthorizationMessage`
@@ -145,8 +86,6 @@ type AccessConfig struct {
 	// validation of the ami_regions configuration option. Default false.
 	SkipValidation       bool `mapstructure:"skip_region_validation" required:"false"`
 	SkipMetadataApiCheck bool `mapstructure:"skip_metadata_api_check"`
-	// Set to true if you want to skip validating AWS credentials before runtime.
-	SkipCredsValidation bool `mapstructure:"skip_credential_validation"`
 	// The access token to use. This is different from the
 	// access key and secret key. If you're not sure what this is, then you
 	// probably don't need it. This will also be read from the AWS_SESSION_TOKEN
@@ -199,9 +138,6 @@ type AccessConfig struct {
 	//   }
 	// ```
 	VaultAWSEngine VaultAWSEngineOptions `mapstructure:"vault_aws_engine" required:"false"`
-	// [Polling configuration](#polling-configuration) for the AWS waiter. Configures the waiter that checks
-	// resource state.
-	PollingConfig *AWSPollingConfig `mapstructure:"aws_polling" required:"false"`

 	getEC2Connection func() ec2iface.EC2API
 }
@@ -213,13 +149,16 @@ func (c *AccessConfig) Session() (*session.Session, error) {
 		return c.session, nil
 	}

-	// Create new AWS config
 	config := aws.NewConfig().WithCredentialsChainVerboseErrors(true)
 	if c.MaxRetries > 0 {
 		config = config.WithMaxRetries(c.MaxRetries)
 	}

-	// Set AWS config defaults.
+	staticCreds := credentials.NewStaticCredentials(c.AccessKey, c.SecretKey, c.Token)
+	if _, err := staticCreds.Get(); err != credentials.ErrStaticCredentialsEmpty {
+		config.WithCredentials(staticCreds)
+	}
+
 	if c.RawRegion != "" {
 		config = config.WithRegion(c.RawRegion)
 	}
@@ -237,16 +176,6 @@ func (c *AccessConfig) Session() (*session.Session, error) {
 	}
 	transport.Proxy = http.ProxyFromEnvironment

-	// Figure out which possible credential providers are valid; test that we
-	// can get credentials via the selected providers, and set the providers in
-	// the config.
-	creds, err := c.GetCredentials(config)
-	if err != nil {
-		return nil, err
-	}
-	config.WithCredentials(creds)
-
-	// Create session options based on our AWS config
 	opts := session.Options{
 		SharedConfigState: session.SharedConfigEnable,
 		Config:            *config,
@@ -272,7 +201,9 @@ func (c *AccessConfig) Session() (*session.Session, error) {
 	cp, err := c.session.Config.Credentials.Get()

 	if IsAWSErr(err, "NoCredentialProviders", "") {
-		return nil, c.NewNoValidCredentialSourcesError(err)
+		return nil, fmt.Errorf("No valid credential sources found for AWS Builder. " +
+			"Please see https://www.packer.io/docs/builders/amazon#specifying-amazon-credentials " +
+			"for more information on providing credentials for the AWS Builder.")
 	}

 	if err != nil {
@@ -284,6 +215,7 @@ func (c *AccessConfig) Session() (*session.Session, error) {
 	if c.DecodeAuthZMessages {
 		DecodeAuthZMessages(c.session)
 	}
+	LogEnvOverrideWarnings()

 	return c.session, nil
 }
@@ -303,42 +235,6 @@ func (c *AccessConfig) IsChinaCloud() bool {
 	return strings.HasPrefix(c.SessionRegion(), "cn-")
 }

-// GetCredentials gets credentials from the environment, shared credentials,
-// the session (which may include a credential process), or ECS/EC2 metadata
-// endpoints. GetCredentials also validates the credentials and the ability to
-// assume a role or will return an error if unsuccessful.
-func (c *AccessConfig) GetCredentials(config *aws.Config) (*awsCredentials.Credentials, error) {
-	// Reload values into the config used by the Packer-Terraform shared SDK
-	awsbaseConfig := &awsbase.Config{
-		AccessKey:                   c.AccessKey,
-		AssumeRoleARN:               c.AssumeRole.AssumeRoleARN,
-		AssumeRoleDurationSeconds:   c.AssumeRole.AssumeRoleDurationSeconds,
-		AssumeRoleExternalID:        c.AssumeRole.AssumeRoleExternalID,
-		AssumeRolePolicy:            c.AssumeRole.AssumeRolePolicy,
-		AssumeRolePolicyARNs:        c.AssumeRole.AssumeRolePolicyARNs,
-		AssumeRoleSessionName:       c.AssumeRole.AssumeRoleSessionName,
-		AssumeRoleTags:              c.AssumeRole.AssumeRoleTags,
-		AssumeRoleTransitiveTagKeys: c.AssumeRole.AssumeRoleTransitiveTagKeys,
-		CredsFilename:               c.CredsFilename,
-		DebugLogging:                false,
-		// TODO: implement for Packer
-		// IamEndpoint:                 c.Endpoints["iam"],
-		Insecure:             c.InsecureSkipTLSVerify,
-		MaxRetries:           c.MaxRetries,
-		Profile:              c.ProfileName,
-		Region:               c.RawRegion,
-		SecretKey:            c.SecretKey,
-		SkipCredsValidation:  c.SkipCredsValidation,
-		SkipMetadataApiCheck: c.SkipMetadataApiCheck,
-		// TODO: implement for Packer
-		// SkipRequestingAccountId:     c.SkipRequestingAccountId,
-		// StsEndpoint:                 c.Endpoints["sts"],
-		Token: c.Token,
-	}
-
-	return awsbase.GetCredentials(awsbaseConfig)
-}
-
 func (c *AccessConfig) GetCredsFromVault() error {
 	// const EnvVaultAddress = "VAULT_ADDR"
 	// const EnvVaultToken = "VAULT_TOKEN"
@@ -400,21 +296,9 @@ func (c *AccessConfig) Prepare(ctx *interpolate.Context) []error {
 			fmt.Errorf("`access_key` and `secret_key` must both be either set or not set."))
 	}

-	if c.PollingConfig == nil {
-		c.PollingConfig = new(AWSPollingConfig)
-	}
-	c.PollingConfig.LogEnvOverrideWarnings()
-
 	return errs
 }

-func (c *AccessConfig) NewNoValidCredentialSourcesError(err error) error {
-	return fmt.Errorf("No valid credential sources found for AWS Builder. "+
-		"Please see https://www.packer.io/docs/builders/amazon#authentication "+
-		"for more information on providing credentials for the AWS Builder. "+
-		"Error: %w", err)
-}
-
 func (c *AccessConfig) NewEC2Connection() (ec2iface.EC2API, error) {
 	if c.getEC2Connection != nil {
 		return c.getEC2Connection(), nil
@@ -1,4 +1,4 @@
-// Code generated by "mapstructure-to-hcl2 -type VaultAWSEngineOptions,AssumeRoleConfig"; DO NOT EDIT.
+// Code generated by "mapstructure-to-hcl2 -type VaultAWSEngineOptions"; DO NOT EDIT.
 package common

 import (
@@ -6,43 +6,6 @@ import (
 	"github.com/zclconf/go-cty/cty"
 )

-// FlatAssumeRoleConfig is an auto-generated flat version of AssumeRoleConfig.
-// Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
-type FlatAssumeRoleConfig struct {
-	AssumeRoleARN               *string           `mapstructure:"role_arn" required:"false" cty:"role_arn" hcl:"role_arn"`
-	AssumeRoleDurationSeconds   *int              `mapstructure:"duration_seconds" required:"false" cty:"duration_seconds" hcl:"duration_seconds"`
-	AssumeRoleExternalID        *string           `mapstructure:"external_id" required:"false" cty:"external_id" hcl:"external_id"`
-	AssumeRolePolicy            *string           `mapstructure:"policy" required:"false" cty:"policy" hcl:"policy"`
-	AssumeRolePolicyARNs        []string          `mapstructure:"policy_arns" required:"false" cty:"policy_arns" hcl:"policy_arns"`
-	AssumeRoleSessionName       *string           `mapstructure:"session_name" required:"false" cty:"session_name" hcl:"session_name"`
-	AssumeRoleTags              map[string]string `mapstructure:"tags" required:"false" cty:"tags" hcl:"tags"`
-	AssumeRoleTransitiveTagKeys []string          `mapstructure:"transitive_tag_keys" required:"false" cty:"transitive_tag_keys" hcl:"transitive_tag_keys"`
-}
-
-// FlatMapstructure returns a new FlatAssumeRoleConfig.
-// FlatAssumeRoleConfig is an auto-generated flat version of AssumeRoleConfig.
-// Where the contents a fields with a `mapstructure:,squash` tag are bubbled up.
-func (*AssumeRoleConfig) FlatMapstructure() interface{ HCL2Spec() map[string]hcldec.Spec } {
-	return new(FlatAssumeRoleConfig)
-}
-
-// HCL2Spec returns the hcl spec of a AssumeRoleConfig.
-// This spec is used by HCL to read the fields of AssumeRoleConfig.
-// The decoded values from this spec will then be applied to a FlatAssumeRoleConfig.
-func (*FlatAssumeRoleConfig) HCL2Spec() map[string]hcldec.Spec {
-	s := map[string]hcldec.Spec{
-		"role_arn":            &hcldec.AttrSpec{Name: "role_arn", Type: cty.String, Required: false},
-		"duration_seconds":    &hcldec.AttrSpec{Name: "duration_seconds", Type: cty.Number, Required: false},
-		"external_id":         &hcldec.AttrSpec{Name: "external_id", Type: cty.String, Required: false},
-		"policy":              &hcldec.AttrSpec{Name: "policy", Type: cty.String, Required: false},
-		"policy_arns":         &hcldec.AttrSpec{Name: "policy_arns", Type: cty.List(cty.String), Required: false},
-		"session_name":        &hcldec.AttrSpec{Name: "session_name", Type: cty.String, Required: false},
-		"tags":                &hcldec.AttrSpec{Name: "tags", Type: cty.Map(cty.String), Required: false},
-		"transitive_tag_keys": &hcldec.AttrSpec{Name: "transitive_tag_keys", Type: cty.List(cty.String), Required: false},
-	}
-	return s
-}
-
 // FlatVaultAWSEngineOptions is an auto-generated flat version of VaultAWSEngineOptions.
 // Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
 type FlatVaultAWSEngineOptions struct {
@@ -13,7 +13,6 @@ func testAccessConfig() *AccessConfig {
 		getEC2Connection: func() ec2iface.EC2API {
 			return &mockEC2Client{}
 		},
-		PollingConfig: new(AWSPollingConfig),
 	}
 }

@@ -79,32 +79,18 @@ type AMIConfig struct {
 	// Default false.
 	AMIForceDeleteSnapshot bool `mapstructure:"force_delete_snapshot" required:"false"`
 	// Whether or not to encrypt the resulting AMI when
-	// copying a provisioned instance to an AMI. By default, Packer will keep
-	// the encryption setting to what it was in the source image. Setting false
-	// will result in an unencrypted image, and true will result in an encrypted
-	// one.
-	//
+	// copying a provisioned instance to an AMI. By default, Packer will keep the
+	// encryption setting to what it was in the source image. Setting false will
+	// result in an unencrypted image, and true will result in an encrypted one.
 	// If you have used the `launch_block_device_mappings` to set an encryption
 	// key and that key is the same as the one you want the image encrypted with
 	// at the end, then you don't need to set this field; leaving it empty will
 	// prevent an unnecessary extra copy step and save you some time.
 	AMIEncryptBootVolume config.Trilean `mapstructure:"encrypt_boot" required:"false"`
-	// ID, alias or ARN of the KMS key to use for AMI encryption. This
-	// only applies to the main `region` -- any regions the AMI gets copied to
-	// copied will be encrypted by the default EBS KMS key for that region,
-	// unless you set region-specific keys in AMIRegionKMSKeyIDs.
-	//
-	// Set this value if you select `encrypt_boot`, but don't want to use the
-	// region's default KMS key.
-	//
-	// If you have a custom kms key you'd like to apply to the launch volume,
-	// and are only building in one region, it is more efficient to leave this
-	// and `encrypt_boot` empty and to instead set the key id in the
-	// launch_block_device_mappings (you can find an example below). This saves
-	// potentially many minutes at the end of the build by preventing Packer
-	// from having to copy and re-encrypt the image at the end of the build.
-	//
-	// For valid formats see *KmsKeyId* in the [AWS API docs -
+	// ID, alias or ARN of the KMS key to use for boot volume encryption. This
+	// only applies to the main `region`, other regions where the AMI will be
+	// copied will be encrypted by the default EBS KMS key. For valid formats
+	// see *KmsKeyId* in the [AWS API docs -
 	// CopyImage](https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_CopyImage.html).
 	// This field is validated by Packer, when using an alias, you will have to
 	// prefix `kms_key_id` with `alias/`.
@@ -13,7 +13,7 @@ import (
 	"github.com/hashicorp/packer/template/interpolate"
 )

-// These will be attached when launching your instance. Your
+// These will be attached when booting a new instance from your AMI. Your
 // options here may vary depending on the type of VM you use.
 //
 // Example use case:
@@ -24,7 +24,7 @@ import (
 // JSON example:
 //
 // ```json
-// launch_block_device_mappings: [
+// ami_block_device_mappings: [
 //   {
 //      "device_name": "/dev/sda1",
 //      "encrypted": true,
@@ -36,16 +36,13 @@ import (
 // HCL2 example:
 //
 // ```hcl
-// launch_block_device_mappings {
+// ami_block_device_mappings {
 //     device_name = "/dev/sda1"
 //     encrypted = true
 //     kms_key_id = "1a2b3c4d-5e6f-1a2b-3c4d-5e6f1a2b3c4d"
 // }
 // ```
 //
-// Please note that the kms_key_id option in this example exists for
-// launch_block_device_mappings but not ami_block_device_mappings.
-//
 // Documentation for Block Devices Mappings can be found here:
 // https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/block-device-mapping-concepts.html
 //
@@ -83,14 +80,12 @@ type BlockDevice struct {
 	// The size of the volume, in GiB. Required if not specifying a
 	// snapshot_id.
 	VolumeSize int64 `mapstructure:"volume_size" required:"false"`
-	// ID, alias or ARN of the KMS key to use for boot volume encryption.
-	// This option exists for launch_block_device_mappings but not
-	// ami_block_device_mappings. The kms key id defined here only applies to
-	// the original build region; if the AMI gets copied to other regions, the
-	// volume in those regions will be encrypted by the default EBS KMS key.
-	// For valid formats see KmsKeyId in the [AWS API docs -
+	// ID, alias or ARN of the KMS key to use for boot volume encryption. This
+	// only applies to the main region, other regions where the AMI will be
+	// copied will be encrypted by the default EBS KMS key. For valid formats
+	// see KmsKeyId in the [AWS API docs -
 	// CopyImage](https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_CopyImage.html)
-	// This field is validated by Packer. When using an alias, you will have to
+	// This field is validated by Packer, when using an alias, you will have to
 	// prefix kms_key_id with alias/.
 	KmsKeyId string `mapstructure:"kms_key_id" required:"false"`
 }
@@ -40,24 +40,6 @@ func extractBuildInfo(region string, state multistep.StateBag, generatedData *bu
 		SourceAMIOwnerName:    aws.StringValue(sourceAMI.ImageOwnerAlias),
 		SourceAMITags:         sourceAMITags,
 	}
-
-	generatedData.Put("BuildRegion", buildInfoTemplate.BuildRegion)
-	generatedData.Put("SourceAMI", buildInfoTemplate.SourceAMI)
-	generatedData.Put("SourceAMICreationDate", buildInfoTemplate.SourceAMICreationDate)
 	generatedData.Put("SourceAMIName", buildInfoTemplate.SourceAMIName)
-	generatedData.Put("SourceAMIOwner", buildInfoTemplate.SourceAMIOwner)
-	generatedData.Put("SourceAMIOwnerName", buildInfoTemplate.SourceAMIOwnerName)
-
 	return buildInfoTemplate
 }
-
-func GetGeneratedDataList() []string {
-	return []string{
-		"SourceAMIName",
-		"BuildRegion",
-		"SourceAMI",
-		"SourceAMICreationDate",
-		"SourceAMIOwner",
-		"SourceAMIOwnerName",
-	}
-}
@@ -53,14 +53,14 @@ type VpcFilterOptions struct {
 }

 type Statement struct {
-	Effect   string   `mapstructure:"Effect" required:"false"`
-	Action   []string `mapstructure:"Action" required:"false"`
-	Resource []string `mapstructure:"Resource" required:"false"`
+	Effect   string
+	Action   []string
+	Resource []string
 }

 type PolicyDocument struct {
-	Version   string      `mapstructure:"Version" required:"false"`
-	Statement []Statement `mapstructure:"Statement" required:"false"`
+	Version   string
+	Statement []Statement
 }

 type SecurityGroupFilterOptions struct {
@@ -473,13 +473,6 @@ type RunConfig struct {
 	//    terminating the tunnel it will automatically terminate itself after 20 minutes of inactivity.
 	SSHInterface string `mapstructure:"ssh_interface"`

-	// The time to wait before establishing the Session Manager session.
-	// The value of this should be a duration. Examples are
-	// `5s` and `1m30s` which will cause Packer to wait five seconds and one
-	// minute 30 seconds, respectively. If no set, defaults to 10 seconds.
-	// This option is useful when the remote port takes longer to become available.
-	PauseBeforeSSM time.Duration `mapstructure:"pause_before_ssm"`
-
 	// Which port to connect the local end of the session tunnel to. If
 	// left blank, Packer will choose a port for you from available ports.
 	// This option is only used when `ssh_interface` is set `session_manager`.
@@ -542,10 +535,6 @@ func (c *RunConfig) Prepare(ctx *interpolate.Context) []error {
 			msg := fmt.Errorf(`no iam_instance_profile defined; session_manager connectivity requires a valid instance profile with AmazonSSMManagedInstanceCore permissions. Alternatively a temporary_iam_instance_profile_policy_document can be used.`)
 			errs = append(errs, msg)
 		}
-
-		if c.PauseBeforeSSM == 0 {
-			c.PauseBeforeSSM = 10 * time.Second
-		}
 	}

 	if c.Comm.SSHKeyPairName != "" {
@@ -39,8 +39,8 @@ func (*FlatAmiFilterOptions) HCL2Spec() map[string]hcldec.Spec {
 // FlatPolicyDocument is an auto-generated flat version of PolicyDocument.
 // Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
 type FlatPolicyDocument struct {
-	Version   *string         `mapstructure:"Version" required:"false" cty:"Version" hcl:"Version"`
-	Statement []FlatStatement `mapstructure:"Statement" required:"false" cty:"Statement" hcl:"Statement"`
+	Version   *string         `cty:"version" hcl:"version"`
+	Statement []FlatStatement `cty:"statement" hcl:"statement"`
 }

 // FlatMapstructure returns a new FlatPolicyDocument.
@@ -55,8 +55,8 @@ func (*PolicyDocument) FlatMapstructure() interface{ HCL2Spec() map[string]hclde
 // The decoded values from this spec will then be applied to a FlatPolicyDocument.
 func (*FlatPolicyDocument) HCL2Spec() map[string]hcldec.Spec {
 	s := map[string]hcldec.Spec{
-		"Version":   &hcldec.AttrSpec{Name: "Version", Type: cty.String, Required: false},
-		"Statement": &hcldec.BlockListSpec{TypeName: "Statement", Nested: hcldec.ObjectSpec((*FlatStatement)(nil).HCL2Spec())},
+		"version":   &hcldec.AttrSpec{Name: "version", Type: cty.String, Required: false},
+		"statement": &hcldec.BlockListSpec{TypeName: "statement", Nested: hcldec.ObjectSpec((*FlatStatement)(nil).HCL2Spec())},
 	}
 	return s
 }
@@ -89,9 +89,9 @@ func (*FlatSecurityGroupFilterOptions) HCL2Spec() map[string]hcldec.Spec {
 // FlatStatement is an auto-generated flat version of Statement.
 // Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
 type FlatStatement struct {
-	Effect   *string  `mapstructure:"Effect" required:"false" cty:"Effect" hcl:"Effect"`
-	Action   []string `mapstructure:"Action" required:"false" cty:"Action" hcl:"Action"`
-	Resource []string `mapstructure:"Resource" required:"false" cty:"Resource" hcl:"Resource"`
+	Effect   *string  `cty:"effect" hcl:"effect"`
+	Action   []string `cty:"action" hcl:"action"`
+	Resource []string `cty:"resource" hcl:"resource"`
 }

 // FlatMapstructure returns a new FlatStatement.
@@ -106,9 +106,9 @@ func (*Statement) FlatMapstructure() interface{ HCL2Spec() map[string]hcldec.Spe
 // The decoded values from this spec will then be applied to a FlatStatement.
 func (*FlatStatement) HCL2Spec() map[string]hcldec.Spec {
 	s := map[string]hcldec.Spec{
-		"Effect":   &hcldec.AttrSpec{Name: "Effect", Type: cty.String, Required: false},
-		"Action":   &hcldec.AttrSpec{Name: "Action", Type: cty.List(cty.String), Required: false},
-		"Resource": &hcldec.AttrSpec{Name: "Resource", Type: cty.List(cty.String), Required: false},
+		"effect":   &hcldec.AttrSpec{Name: "effect", Type: cty.String, Required: false},
+		"action":   &hcldec.AttrSpec{Name: "action", Type: cty.List(cty.String), Required: false},
+		"resource": &hcldec.AttrSpec{Name: "resource", Type: cty.List(cty.String), Required: false},
 	}
 	return s
 }
@@ -46,7 +46,7 @@ func NewSSMDriver(config SSMDriverConfig) *SSMDriver {
 // not wish to manage the session manually calling StopSession on a instance of this driver will terminate the active session
 // created from calling StartSession.
 func (d *SSMDriver) StartSession(ctx context.Context, input ssm.StartSessionInput) (*ssm.StartSessionOutput, error) {
-	log.Printf("Starting PortForwarding session to instance %q", aws.StringValue(input.Target))
+	log.Printf("Starting PortForwarding session to instance %q with following params %v", aws.StringValue(input.Target), input.Parameters)

 	var output *ssm.StartSessionOutput
 	err := retry.Config{
@@ -110,30 +110,15 @@ func (d *SSMDriver) openTunnelForSession(ctx context.Context) error {
 			select {
 			case <-ctx.Done():
 				return
-			case output, ok := <-stderrCh:
-				if !ok {
-					stderrCh = nil
-					break
-				}
-
+			case output := <-stderrCh:
 				if output != "" {
 					log.Printf("[ERROR] %s: %s", prefix, output)
 				}
-			case output, ok := <-stdoutCh:
-				if !ok {
-					stdoutCh = nil
-					break
-				}
-
+			case output := <-stdoutCh:
 				if output != "" {
 					log.Printf("[DEBUG] %s: %s", prefix, output)
 				}
 			}
-
-			if stdoutCh == nil && stderrCh == nil {
-				log.Printf("[DEBUG] %s: %s", prefix, "active session has been terminated; stopping all log polling processes.")
-				return
-			}
 		}
 	}(ctx, sessionManagerPluginName)

@@ -1,5 +1,3 @@
-//go:generate struct-markdown
-//go:generate mapstructure-to-hcl2 -type AWSPollingConfig
 package common

 import (
@@ -40,45 +38,12 @@ type StateChangeConf struct {
 // Following are wrapper functions that use Packer's environment-variables to
 // determine retry logic, then call the AWS SDK's built-in waiters.

-// Polling configuration for the AWS waiter. Configures the waiter for resources creation or actions like attaching
-// volumes or importing image.
-// Usage example:
-//
-// In JSON:
-// ```json
-// "aws_polling" : {
-// 	 "delay_seconds": 30,
-// 	 "max_attempts": 50
-// }
-// ```
-//
-// In HCL2:
-// ```hcl
-// aws_polling {
-//	 delay_seconds = 30
-//	 max_attempts = 50
-// }
-// ```
-//
-type AWSPollingConfig struct {
-	// Specifies the maximum number of attempts the waiter will check for resource state.
-	// This value can also be set via the AWS_MAX_ATTEMPTS.
-	// If both option and environment variable are set, the max_attempts will be considered over the AWS_MAX_ATTEMPTS.
-	// If none is set, defaults to AWS waiter default which is 40 max_attempts.
-	MaxAttempts int `mapstructure:"max_attempts" required:"false"`
-	// Specifies the delay in seconds between attempts to check the resource state.
-	// This value can also be set via the AWS_POLL_DELAY_SECONDS.
-	// If both option and environment variable are set, the delay_seconds will be considered over the AWS_POLL_DELAY_SECONDS.
-	// If none is set, defaults to AWS waiter default which is 15 seconds.
-	DelaySeconds int `mapstructure:"delay_seconds" required:"false"`
-}
-
-func (w *AWSPollingConfig) WaitUntilAMIAvailable(ctx aws.Context, conn ec2iface.EC2API, imageId string) error {
+func WaitUntilAMIAvailable(ctx aws.Context, conn ec2iface.EC2API, imageId string) error {
 	imageInput := ec2.DescribeImagesInput{
 		ImageIds: []*string{&imageId},
 	}

-	waitOpts := w.getWaiterOptions()
+	waitOpts := getWaiterOptions()
 	if len(waitOpts) == 0 {
 		// Bump this default to 30 minutes because the aws default
 		// of ten minutes doesn't work for some of our long-running copies.
@@ -101,7 +66,7 @@ func (w *AWSPollingConfig) WaitUntilAMIAvailable(ctx aws.Context, conn ec2iface.
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilInstanceRunning(ctx aws.Context, conn *ec2.EC2, instanceId string) error {
+func WaitUntilInstanceRunning(ctx aws.Context, conn *ec2.EC2, instanceId string) error {

 	instanceInput := ec2.DescribeInstancesInput{
 		InstanceIds: []*string{&instanceId},
@@ -110,11 +75,12 @@ func (w *AWSPollingConfig) WaitUntilInstanceRunning(ctx aws.Context, conn *ec2.E
 	err := conn.WaitUntilInstanceRunningWithContext(
 		ctx,
 		&instanceInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilInstanceTerminated(ctx aws.Context, conn *ec2.EC2, instanceId string) error {
+func WaitUntilInstanceTerminated(ctx aws.Context, conn *ec2.EC2, instanceId string) error {
+
 	instanceInput := ec2.DescribeInstancesInput{
 		InstanceIds: []*string{&instanceId},
 	}
@@ -122,12 +88,12 @@ func (w *AWSPollingConfig) WaitUntilInstanceTerminated(ctx aws.Context, conn *ec
 	err := conn.WaitUntilInstanceTerminatedWithContext(
 		ctx,
 		&instanceInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

 // This function works for both requesting and cancelling spot instances.
-func (w *AWSPollingConfig) WaitUntilSpotRequestFulfilled(ctx aws.Context, conn *ec2.EC2, spotRequestId string) error {
+func WaitUntilSpotRequestFulfilled(ctx aws.Context, conn *ec2.EC2, spotRequestId string) error {
 	spotRequestInput := ec2.DescribeSpotInstanceRequestsInput{
 		SpotInstanceRequestIds: []*string{&spotRequestId},
 	}
@@ -135,11 +101,11 @@ func (w *AWSPollingConfig) WaitUntilSpotRequestFulfilled(ctx aws.Context, conn *
 	err := conn.WaitUntilSpotInstanceRequestFulfilledWithContext(
 		ctx,
 		&spotRequestInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilVolumeAvailable(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
+func WaitUntilVolumeAvailable(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
 	volumeInput := ec2.DescribeVolumesInput{
 		VolumeIds: []*string{&volumeId},
 	}
@@ -147,11 +113,11 @@ func (w *AWSPollingConfig) WaitUntilVolumeAvailable(ctx aws.Context, conn *ec2.E
 	err := conn.WaitUntilVolumeAvailableWithContext(
 		ctx,
 		&volumeInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilSnapshotDone(ctx aws.Context, conn *ec2.EC2, snapshotID string) error {
+func WaitUntilSnapshotDone(ctx aws.Context, conn *ec2.EC2, snapshotID string) error {
 	snapInput := ec2.DescribeSnapshotsInput{
 		SnapshotIds: []*string{&snapshotID},
 	}
@@ -159,13 +125,13 @@ func (w *AWSPollingConfig) WaitUntilSnapshotDone(ctx aws.Context, conn *ec2.EC2,
 	err := conn.WaitUntilSnapshotCompletedWithContext(
 		ctx,
 		&snapInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

 // Wrappers for our custom AWS waiters

-func (w *AWSPollingConfig) WaitUntilVolumeAttached(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
+func WaitUntilVolumeAttached(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
 	volumeInput := ec2.DescribeVolumesInput{
 		VolumeIds: []*string{&volumeId},
 	}
@@ -173,11 +139,11 @@ func (w *AWSPollingConfig) WaitUntilVolumeAttached(ctx aws.Context, conn *ec2.EC
 	err := WaitForVolumeToBeAttached(conn,
 		ctx,
 		&volumeInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilVolumeDetached(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
+func WaitUntilVolumeDetached(ctx aws.Context, conn *ec2.EC2, volumeId string) error {
 	volumeInput := ec2.DescribeVolumesInput{
 		VolumeIds: []*string{&volumeId},
 	}
@@ -185,11 +151,11 @@ func (w *AWSPollingConfig) WaitUntilVolumeDetached(ctx aws.Context, conn *ec2.EC
 	err := WaitForVolumeToBeDetached(conn,
 		ctx,
 		&volumeInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

-func (w *AWSPollingConfig) WaitUntilImageImported(ctx aws.Context, conn *ec2.EC2, taskID string) error {
+func WaitUntilImageImported(ctx aws.Context, conn *ec2.EC2, taskID string) error {
 	importInput := ec2.DescribeImportImageTasksInput{
 		ImportTaskIds: []*string{&taskID},
 	}
@@ -197,7 +163,7 @@ func (w *AWSPollingConfig) WaitUntilImageImported(ctx aws.Context, conn *ec2.EC2
 	err := WaitForImageToBeImported(conn,
 		ctx,
 		&importInput,
-		w.getWaiterOptions()...)
+		getWaiterOptions()...)
 	return err
 }

@@ -332,18 +298,8 @@ type overridableWaitVars struct {
 	awsTimeoutSeconds   envInfo
 }

-func (w *AWSPollingConfig) getWaiterOptions() []request.WaiterOption {
+func getWaiterOptions() []request.WaiterOption {
 	envOverrides := getEnvOverrides()
-
-	if w.MaxAttempts != 0 {
-		envOverrides.awsMaxAttempts.Val = w.MaxAttempts
-		envOverrides.awsMaxAttempts.overridden = true
-	}
-	if w.DelaySeconds != 0 {
-		envOverrides.awsPollDelaySeconds.Val = w.DelaySeconds
-		envOverrides.awsPollDelaySeconds.overridden = true
-	}
-
 	waitOpts := applyEnvOverrides(envOverrides)
 	return waitOpts
 }
@@ -377,38 +333,33 @@ func getEnvOverrides() overridableWaitVars {
 	return envValues
 }

-func (w *AWSPollingConfig) LogEnvOverrideWarnings() {
-	pollDelayEnv := os.Getenv("AWS_POLL_DELAY_SECONDS")
-	timeoutSecondsEnv := os.Getenv("AWS_TIMEOUT_SECONDS")
-	maxAttemptsEnv := os.Getenv("AWS_MAX_ATTEMPTS")
+func LogEnvOverrideWarnings() {
+	pollDelay := os.Getenv("AWS_POLL_DELAY_SECONDS")
+	timeoutSeconds := os.Getenv("AWS_TIMEOUT_SECONDS")
+	maxAttempts := os.Getenv("AWS_MAX_ATTEMPTS")

-	maxAttemptsIsSet := maxAttemptsEnv != "" || w.MaxAttempts != 0
-	timeoutSecondsIsSet := timeoutSecondsEnv != ""
-	pollDelayIsSet := pollDelayEnv != "" || w.DelaySeconds != 0
-
-	if maxAttemptsIsSet && timeoutSecondsIsSet {
+	if maxAttempts != "" && timeoutSeconds != "" {
 		warning := fmt.Sprintf("[WARNING] (aws): AWS_MAX_ATTEMPTS and " +
 			"AWS_TIMEOUT_SECONDS are both set. Packer will use " +
 			"AWS_MAX_ATTEMPTS and discard AWS_TIMEOUT_SECONDS.")
-		if !pollDelayIsSet {
+		if pollDelay == "" {
 			warning = fmt.Sprintf("%s  Since you have not set the poll delay, "+
 				"Packer will default to a 2-second delay.", warning)
 		}
 		log.Printf(warning)
-	} else if timeoutSecondsIsSet {
+	} else if timeoutSeconds != "" {
 		log.Printf("[WARNING] (aws): env var AWS_TIMEOUT_SECONDS is " +
-			"deprecated in favor of AWS_MAX_ATTEMPTS env or aws_polling_max_attempts config option. " +
-			"If you have not explicitly set AWS_POLL_DELAY_SECONDS env or aws_polling_delay_seconds config option, " +
-			"we are defaulting to a poll delay of 2 seconds, regardless of the AWS waiter's default.")
+			"deprecated in favor of AWS_MAX_ATTEMPTS. If you have not " +
+			"explicitly set AWS_POLL_DELAY_SECONDS, we are defaulting to a " +
+			"poll delay of 2 seconds, regardless of the AWS waiter's default.")
 	}
-	if !maxAttemptsIsSet && !timeoutSecondsIsSet && !pollDelayIsSet {
+	if maxAttempts == "" && timeoutSeconds == "" && pollDelay == "" {
 		log.Printf("[INFO] (aws): No AWS timeout and polling overrides have been set. " +
 			"Packer will default to waiter-specific delays and timeouts. If you would " +
 			"like to customize the length of time between retries and max " +
 			"number of retries you may do so by setting the environment " +
-			"variables AWS_POLL_DELAY_SECONDS and AWS_MAX_ATTEMPTS or the " +
-			"configuration options aws_polling_delay_seconds and aws_polling_max_attempts " +
-			"to your desired values.")
+			"variables AWS_POLL_DELAY_SECONDS and AWS_MAX_ATTEMPTS to your " +
+			"desired values.")
 	}
 }

@@ -1,32 +0,0 @@
-// Code generated by "mapstructure-to-hcl2 -type AWSPollingConfig"; DO NOT EDIT.
-package common
-
-import (
-	"github.com/hashicorp/hcl/v2/hcldec"
-	"github.com/zclconf/go-cty/cty"
-)
-
-// FlatAWSPollingConfig is an auto-generated flat version of AWSPollingConfig.
-// Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
-type FlatAWSPollingConfig struct {
-	MaxAttempts  *int `mapstructure:"max_attempts" required:"false" cty:"max_attempts" hcl:"max_attempts"`
-	DelaySeconds *int `mapstructure:"delay_seconds" required:"false" cty:"delay_seconds" hcl:"delay_seconds"`
-}
-
-// FlatMapstructure returns a new FlatAWSPollingConfig.
-// FlatAWSPollingConfig is an auto-generated flat version of AWSPollingConfig.
-// Where the contents a fields with a `mapstructure:,squash` tag are bubbled up.
-func (*AWSPollingConfig) FlatMapstructure() interface{ HCL2Spec() map[string]hcldec.Spec } {
-	return new(FlatAWSPollingConfig)
-}
-
-// HCL2Spec returns the hcl spec of a AWSPollingConfig.
-// This spec is used by HCL to read the fields of AWSPollingConfig.
-// The decoded values from this spec will then be applied to a FlatAWSPollingConfig.
-func (*FlatAWSPollingConfig) HCL2Spec() map[string]hcldec.Spec {
-	s := map[string]hcldec.Spec{
-		"max_attempts":  &hcldec.AttrSpec{Name: "max_attempts", Type: cty.Number, Required: false},
-		"delay_seconds": &hcldec.AttrSpec{Name: "delay_seconds", Type: cty.Number, Required: false},
-	}
-	return s
-}
@@ -209,7 +209,7 @@ func (s *StepAMIRegionCopy) amiRegionCopy(ctx context.Context, state multistep.S
 	}

 	// Wait for the image to become ready
-	if err := s.AccessConfig.PollingConfig.WaitUntilAMIAvailable(ctx, regionconn, *resp.ImageId); err != nil {
+	if err := WaitUntilAMIAvailable(ctx, regionconn, *resp.ImageId); err != nil {
 		return "", snapshotIds, fmt.Errorf("Error waiting for AMI (%s) in region (%s): %s",
 			*resp.ImageId, target, err)
 	}
@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"strconv"
-	"time"

 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/session"
@@ -22,7 +21,6 @@ type StepCreateSSMTunnel struct {
 	RemotePortNumber int
 	SSMAgentEnabled  bool
 	instanceId       string
-	PauseBeforeSSM   time.Duration
 	driver           *SSMDriver
 }

@@ -34,17 +32,6 @@ func (s *StepCreateSSMTunnel) Run(ctx context.Context, state multistep.StateBag)
 		return multistep.ActionContinue
 	}

-	// Wait for the remote port to become available
-	if s.PauseBeforeSSM > 0 {
-		ui.Say(fmt.Sprintf("Waiting %s for establishing the SSM session...", s.PauseBeforeSSM))
-		select {
-		case <-time.After(s.PauseBeforeSSM):
-			break
-		case <-ctx.Done():
-			return multistep.ActionHalt
-		}
-	}
-
 	// Configure local port number
 	if err := s.ConfigureLocalHostPort(ctx); err != nil {
 		err := fmt.Errorf("error finding an available port to initiate a session tunnel: %s", err)
@@ -19,7 +19,6 @@ import (
 )

 type StepRunSourceInstance struct {
-	PollingConfig                     *AWSPollingConfig
 	AssociatePublicIpAddress          bool
 	LaunchMappings                    EC2BlockDeviceMappingsBuilder
 	Comm                              *communicator.Config
@@ -235,7 +234,7 @@ func (s *StepRunSourceInstance) Run(ctx context.Context, state multistep.StateBa
 		InstanceIds: []*string{aws.String(instanceId)},
 	}

-	if err := s.PollingConfig.WaitUntilInstanceRunning(ctx, ec2conn, instanceId); err != nil {
+	if err := WaitUntilInstanceRunning(ctx, ec2conn, instanceId); err != nil {
 		err := fmt.Errorf("Error waiting for instance (%s) to become ready: %s", instanceId, err)
 		state.Put("error", err)
 		ui.Error(err.Error())
@@ -365,7 +364,7 @@ func (s *StepRunSourceInstance) Cleanup(state multistep.StateBag) {
 			return
 		}

-		if err := s.PollingConfig.WaitUntilInstanceTerminated(aws.BackgroundContext(), ec2conn, s.instanceId); err != nil {
+		if err := WaitUntilInstanceTerminated(aws.BackgroundContext(), ec2conn, s.instanceId); err != nil {
 			ui.Error(err.Error())
 		}
 	}
@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"io/ioutil"
 	"log"
-	"strings"
 	"time"

 	"github.com/aws/aws-sdk-go/aws"
@@ -24,7 +23,6 @@ type EC2BlockDeviceMappingsBuilder interface {
 }

 type StepRunSpotInstance struct {
-	PollingConfig                     *AWSPollingConfig
 	AssociatePublicIpAddress          bool
 	LaunchMappings                    EC2BlockDeviceMappingsBuilder
 	BlockDurationMinutes              int64
@@ -279,53 +277,36 @@ func (s *StepRunSpotInstance) Run(ctx context.Context, state multistep.StateBag)
 		Type: aws.String("instant"),
 	}

-	var createOutput *ec2.CreateFleetOutput
-	err = retry.Config{
-		Tries: 11,
-		ShouldRetry: func(err error) bool {
-			if strings.Contains(err.Error(), "Invalid IAM Instance Profile name") {
-				// eventual consistency of the profile. PutRolePolicy &
-				// AddRoleToInstanceProfile are eventually consistent and once
-				// we can wait on those operations, this can be removed.
-				return true
-			}
-			return false
-		},
-		RetryDelay: (&retry.Backoff{InitialBackoff: 500 * time.Millisecond, MaxBackoff: 30 * time.Second, Multiplier: 2}).Linear,
-	}.Run(ctx, func(ctx context.Context) error {
-		createOutput, err = ec2conn.CreateFleet(createFleetInput)
-		if err == nil && createOutput.Errors != nil {
-			err = fmt.Errorf("errors: %v", createOutput.Errors)
-		}
-		// We can end up with errors because one of the allowed availability
-		// zones doesn't have one of the allowed instance types; as long as
-		// an instance is launched, these errors aren't important.
-		if len(createOutput.Instances) > 0 {
-			if err != nil {
-				log.Printf("create request failed for some instances %v", err.Error())
-			}
-			return nil
-		}
-		if err != nil {
-			log.Printf("create request failed %v", err)
-		}
-		return err
-	})
-
+	// Create the request for the spot instance.
+	req, createOutput := ec2conn.CreateFleetRequest(createFleetInput)
+	ui.Message(fmt.Sprintf("Sending spot request (%s)...", req.RequestID))
+	// Actually send the spot connection request.
+	err = req.Send()
 	if err != nil {
 		if createOutput.FleetId != nil {
 			err = fmt.Errorf("Error waiting for fleet request (%s): %s", *createOutput.FleetId, err)
+		} else {
+			err = fmt.Errorf("Error waiting for fleet request: %s", err)
 		}
+		state.Put("error", err)
+		ui.Error(err.Error())
+		return multistep.ActionHalt
+	}
+
+	if len(createOutput.Instances) == 0 {
+		// We can end up with errors because one of the allowed availability
+		// zones doesn't have one of the allowed instance types; as long as
+		// an instance is launched, these errors aren't important.
 		if len(createOutput.Errors) > 0 {
 			errString := fmt.Sprintf("Error waiting for fleet request (%s) to become ready:", *createOutput.FleetId)
 			for _, outErr := range createOutput.Errors {
 				errString = errString + aws.StringValue(outErr.ErrorMessage)
 			}
 			err = fmt.Errorf(errString)
+			state.Put("error", err)
+			ui.Error(err.Error())
+			return multistep.ActionHalt
 		}
-		state.Put("error", err)
-		ui.Error(err.Error())
-		return multistep.ActionHalt
 	}

 	instanceId = *createOutput.Instances[0].InstanceIds[0]
@@ -485,7 +466,7 @@ func (s *StepRunSpotInstance) Cleanup(state multistep.StateBag) {
 			return
 		}

-		if err := s.PollingConfig.WaitUntilInstanceTerminated(aws.BackgroundContext(), ec2conn, s.instanceId); err != nil {
+		if err := WaitUntilInstanceTerminated(aws.BackgroundContext(), ec2conn, s.instanceId); err != nil {
 			ui.Error(err.Error())
 		}
 	}
@@ -29,7 +29,6 @@ func tStateSpot() multistep.StateBag {

 func getBasicStep() *StepRunSpotInstance {
 	stepRunSpotInstance := StepRunSpotInstance{
-		PollingConfig:            new(AWSPollingConfig),
 		AssociatePublicIpAddress: false,
 		LaunchMappings:           BlockDevices{},
 		BlockDurationMinutes:     0,
@@ -1,29 +0,0 @@
-package common
-
-import (
-	"context"
-
-	"github.com/aws/aws-sdk-go/service/ec2"
-	"github.com/hashicorp/packer/builder"
-	"github.com/hashicorp/packer/helper/multistep"
-)
-
-// &awscommon.StepSetGeneratedData{
-// 	GeneratedData: generatedData,
-// },
-
-type StepSetGeneratedData struct {
-	GeneratedData *builder.GeneratedData
-}
-
-func (s *StepSetGeneratedData) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
-	ec2conn := state.Get("ec2").(*ec2.EC2)
-
-	extractBuildInfo(*ec2conn.Config.Region, state, s.GeneratedData)
-
-	return multistep.ActionContinue
-}
-
-func (s *StepSetGeneratedData) Cleanup(state multistep.StateBag) {
-	// No cleanup...
-}
@@ -12,7 +12,6 @@ import (
 )

 type StepStopEBSBackedInstance struct {
-	PollingConfig       *AWSPollingConfig
 	Skip                bool
 	DisableStopInstance bool
 }
@@ -75,7 +74,7 @@ func (s *StepStopEBSBackedInstance) Run(ctx context.Context, state multistep.Sta
 		&ec2.DescribeInstancesInput{
 			InstanceIds: []*string{instance.InstanceId},
 		},
-		s.PollingConfig.getWaiterOptions()...)
+		getWaiterOptions()...)

 	if err != nil {
 		err := fmt.Errorf("Error waiting for instance to stop: %s", err)
@@ -140,7 +140,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {

 	packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)

-	generatedData := awscommon.GetGeneratedDataList()
+	generatedData := []string{"SourceAMIName"}
 	return generatedData, warns, nil
 }

@@ -169,7 +169,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack

 	if b.config.IsSpotInstance() {
 		instanceStep = &awscommon.StepRunSpotInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.LaunchMappings,
 			BlockDurationMinutes:              b.config.BlockDurationMinutes,
@@ -192,7 +191,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		}
 	} else {
 		instanceStep = &awscommon.StepRunSourceInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.LaunchMappings,
 			Comm:                              &b.config.RunConfig.Comm,
@@ -269,7 +267,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		&awscommon.StepCreateSSMTunnel{
 			AWSSession:       session,
 			Region:           *ec2conn.Config.Region,
-			PauseBeforeSSM:   b.config.PauseBeforeSSM,
 			LocalPortNumber:  b.config.SessionManagerPort,
 			RemotePortNumber: b.config.Comm.Port(),
 			SSMAgentEnabled:  b.config.SSMAgentEnabled(),
@@ -287,15 +284,11 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			),
 			SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
 		},
-		&awscommon.StepSetGeneratedData{
-			GeneratedData: generatedData,
-		},
 		&common.StepProvision{},
 		&common.StepCleanupTempKeys{
 			Comm: &b.config.RunConfig.Comm,
 		},
 		&awscommon.StepStopEBSBackedInstance{
-			PollingConfig:       b.config.PollingConfig,
 			Skip:                b.config.IsSpotInstance(),
 			DisableStopInstance: b.config.DisableStopInstance,
 		},
@@ -312,7 +305,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		},
 		&stepCreateAMI{
 			AMISkipBuildRegion: b.config.AMISkipBuildRegion,
-			PollingConfig:      b.config.PollingConfig,
 		},
 		&awscommon.StepAMIRegionCopy{
 			AccessConfig:       &b.config.AccessConfig,
@@ -19,9 +19,7 @@ type FlatConfig struct {
 	PackerUserVars                            map[string]string                      `mapstructure:"packer_user_variables" cty:"packer_user_variables" hcl:"packer_user_variables"`
 	PackerSensitiveVars                       []string                               `mapstructure:"packer_sensitive_variables" cty:"packer_sensitive_variables" hcl:"packer_sensitive_variables"`
 	AccessKey                                 *string                                `mapstructure:"access_key" required:"true" cty:"access_key" hcl:"access_key"`
-	AssumeRole                                *common.FlatAssumeRoleConfig           `mapstructure:"assume_role" required:"false" cty:"assume_role" hcl:"assume_role"`
 	CustomEndpointEc2                         *string                                `mapstructure:"custom_endpoint_ec2" required:"false" cty:"custom_endpoint_ec2" hcl:"custom_endpoint_ec2"`
-	CredsFilename                             *string                                `mapstructure:"shared_credentials_file" required:"false" cty:"shared_credentials_file" hcl:"shared_credentials_file"`
 	DecodeAuthZMessages                       *bool                                  `mapstructure:"decode_authorization_messages" required:"false" cty:"decode_authorization_messages" hcl:"decode_authorization_messages"`
 	InsecureSkipTLSVerify                     *bool                                  `mapstructure:"insecure_skip_tls_verify" required:"false" cty:"insecure_skip_tls_verify" hcl:"insecure_skip_tls_verify"`
 	MaxRetries                                *int                                   `mapstructure:"max_retries" required:"false" cty:"max_retries" hcl:"max_retries"`
@@ -31,10 +29,8 @@ type FlatConfig struct {
 	SecretKey                                 *string                                `mapstructure:"secret_key" required:"true" cty:"secret_key" hcl:"secret_key"`
 	SkipValidation                            *bool                                  `mapstructure:"skip_region_validation" required:"false" cty:"skip_region_validation" hcl:"skip_region_validation"`
 	SkipMetadataApiCheck                      *bool                                  `mapstructure:"skip_metadata_api_check" cty:"skip_metadata_api_check" hcl:"skip_metadata_api_check"`
-	SkipCredsValidation                       *bool                                  `mapstructure:"skip_credential_validation" cty:"skip_credential_validation" hcl:"skip_credential_validation"`
 	Token                                     *string                                `mapstructure:"token" required:"false" cty:"token" hcl:"token"`
 	VaultAWSEngine                            *common.FlatVaultAWSEngineOptions      `mapstructure:"vault_aws_engine" required:"false" cty:"vault_aws_engine" hcl:"vault_aws_engine"`
-	PollingConfig                             *common.FlatAWSPollingConfig           `mapstructure:"aws_polling" required:"false" cty:"aws_polling" hcl:"aws_polling"`
 	AMIName                                   *string                                `mapstructure:"ami_name" required:"true" cty:"ami_name" hcl:"ami_name"`
 	AMIDescription                            *string                                `mapstructure:"ami_description" required:"false" cty:"ami_description" hcl:"ami_description"`
 	AMIVirtType                               *string                                `mapstructure:"ami_virtualization_type" required:"false" cty:"ami_virtualization_type" hcl:"ami_virtualization_type"`
@@ -135,7 +131,6 @@ type FlatConfig struct {
 	WinRMInsecure                             *bool                                  `mapstructure:"winrm_insecure" cty:"winrm_insecure" hcl:"winrm_insecure"`
 	WinRMUseNTLM                              *bool                                  `mapstructure:"winrm_use_ntlm" cty:"winrm_use_ntlm" hcl:"winrm_use_ntlm"`
 	SSHInterface                              *string                                `mapstructure:"ssh_interface" cty:"ssh_interface" hcl:"ssh_interface"`
-	PauseBeforeSSM                            *string                                `mapstructure:"pause_before_ssm" cty:"pause_before_ssm" hcl:"pause_before_ssm"`
 	SessionManagerPort                        *int                                   `mapstructure:"session_manager_port" cty:"session_manager_port" hcl:"session_manager_port"`
 	AMIMappings                               []common.FlatBlockDevice               `mapstructure:"ami_block_device_mappings" required:"false" cty:"ami_block_device_mappings" hcl:"ami_block_device_mappings"`
 	LaunchMappings                            []common.FlatBlockDevice               `mapstructure:"launch_block_device_mappings" required:"false" cty:"launch_block_device_mappings" hcl:"launch_block_device_mappings"`
@@ -164,9 +159,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"packer_user_variables":         &hcldec.AttrSpec{Name: "packer_user_variables", Type: cty.Map(cty.String), Required: false},
 		"packer_sensitive_variables":    &hcldec.AttrSpec{Name: "packer_sensitive_variables", Type: cty.List(cty.String), Required: false},
 		"access_key":                    &hcldec.AttrSpec{Name: "access_key", Type: cty.String, Required: false},
-		"assume_role":                   &hcldec.BlockSpec{TypeName: "assume_role", Nested: hcldec.ObjectSpec((*common.FlatAssumeRoleConfig)(nil).HCL2Spec())},
 		"custom_endpoint_ec2":           &hcldec.AttrSpec{Name: "custom_endpoint_ec2", Type: cty.String, Required: false},
-		"shared_credentials_file":       &hcldec.AttrSpec{Name: "shared_credentials_file", Type: cty.String, Required: false},
 		"decode_authorization_messages": &hcldec.AttrSpec{Name: "decode_authorization_messages", Type: cty.Bool, Required: false},
 		"insecure_skip_tls_verify":      &hcldec.AttrSpec{Name: "insecure_skip_tls_verify", Type: cty.Bool, Required: false},
 		"max_retries":                   &hcldec.AttrSpec{Name: "max_retries", Type: cty.Number, Required: false},
@@ -176,10 +169,8 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"secret_key":                    &hcldec.AttrSpec{Name: "secret_key", Type: cty.String, Required: false},
 		"skip_region_validation":        &hcldec.AttrSpec{Name: "skip_region_validation", Type: cty.Bool, Required: false},
 		"skip_metadata_api_check":       &hcldec.AttrSpec{Name: "skip_metadata_api_check", Type: cty.Bool, Required: false},
-		"skip_credential_validation":    &hcldec.AttrSpec{Name: "skip_credential_validation", Type: cty.Bool, Required: false},
 		"token":                         &hcldec.AttrSpec{Name: "token", Type: cty.String, Required: false},
 		"vault_aws_engine":              &hcldec.BlockSpec{TypeName: "vault_aws_engine", Nested: hcldec.ObjectSpec((*common.FlatVaultAWSEngineOptions)(nil).HCL2Spec())},
-		"aws_polling":                   &hcldec.BlockSpec{TypeName: "aws_polling", Nested: hcldec.ObjectSpec((*common.FlatAWSPollingConfig)(nil).HCL2Spec())},
 		"ami_name":                      &hcldec.AttrSpec{Name: "ami_name", Type: cty.String, Required: false},
 		"ami_description":               &hcldec.AttrSpec{Name: "ami_description", Type: cty.String, Required: false},
 		"ami_virtualization_type":       &hcldec.AttrSpec{Name: "ami_virtualization_type", Type: cty.String, Required: false},
@@ -280,7 +271,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"winrm_insecure":                        &hcldec.AttrSpec{Name: "winrm_insecure", Type: cty.Bool, Required: false},
 		"winrm_use_ntlm":                        &hcldec.AttrSpec{Name: "winrm_use_ntlm", Type: cty.Bool, Required: false},
 		"ssh_interface":                         &hcldec.AttrSpec{Name: "ssh_interface", Type: cty.String, Required: false},
-		"pause_before_ssm":                      &hcldec.AttrSpec{Name: "pause_before_ssm", Type: cty.String, Required: false},
 		"session_manager_port":                  &hcldec.AttrSpec{Name: "session_manager_port", Type: cty.Number, Required: false},
 		"ami_block_device_mappings":             &hcldec.BlockListSpec{TypeName: "ami_block_device_mappings", Nested: hcldec.ObjectSpec((*common.FlatBlockDevice)(nil).HCL2Spec())},
 		"launch_block_device_mappings":          &hcldec.BlockListSpec{TypeName: "launch_block_device_mappings", Nested: hcldec.ObjectSpec((*common.FlatBlockDevice)(nil).HCL2Spec())},
@@ -6,7 +6,6 @@ package ebs

 import (
 	"fmt"
-	"os"
 	"testing"

 	"github.com/aws/aws-sdk-go/aws"
@@ -105,10 +104,10 @@ func checkSnapshotsDeleted(snapshotIds []*string) builderT.TestCheckFunc {

 func TestBuilderAcc_amiSharing(t *testing.T) {
 	builderT.Test(t, builderT.TestCase{
-		PreCheck: func() { testAccSharingPreCheck(t) },
+		PreCheck: func() { testAccPreCheck(t) },
 		Builder:  &Builder{},
-		Template: buildSharingConfig(os.Getenv("TESTACC_AWS_ACCOUNT_ID")),
-		Check:    checkAMISharing(2, os.Getenv("TESTACC_AWS_ACCOUNT_ID"), "all"),
+		Template: testBuilderAccSharing,
+		Check:    checkAMISharing(2, "932021504756", "all"),
 	})
 }

@@ -249,12 +248,6 @@ func checkBootEncrypted() builderT.TestCheckFunc {
 func testAccPreCheck(t *testing.T) {
 }

-func testAccSharingPreCheck(t *testing.T) {
-	if v := os.Getenv("TESTACC_AWS_ACCOUNT_ID"); v == "" {
-		t.Fatal(fmt.Sprintf("TESTACC_AWS_ACCOUNT_ID must be set for acceptance tests"))
-	}
-}
-
 func testEC2Conn() (*ec2.EC2, error) {
 	access := &common.AccessConfig{RawRegion: "us-east-1"}
 	session, err := access.Session()
@@ -321,6 +314,7 @@ const testBuilderAccForceDeleteSnapshot = `
 }
 `

+// share with catsby
 const testBuilderAccSharing = `
 {
 	"builders": [{
@@ -330,7 +324,7 @@ const testBuilderAccSharing = `
 		"source_ami": "ami-76b2a71e",
 		"ssh_username": "ubuntu",
 		"ami_name": "packer-test {{timestamp}}",
-		"ami_users":["%s"],
+		"ami_users":["932021504756"],
 		"ami_groups":["all"]
 	}]
 }
@@ -357,7 +351,3 @@ func buildForceDeregisterConfig(val, name string) string {
 func buildForceDeleteSnapshotConfig(val, name string) string {
 	return fmt.Sprintf(testBuilderAccForceDeleteSnapshot, val, val, name)
 }
-
-func buildSharingConfig(val string) string {
-	return fmt.Sprintf(testBuilderAccSharing, val)
-}
@@ -144,25 +144,7 @@ func TestBuilderPrepare_ReturnGeneratedData(t *testing.T) {
 	if len(generatedData) == 0 {
 		t.Fatalf("Generated data should not be empty")
 	}
-	if len(generatedData) == 0 {
-		t.Fatalf("Generated data should not be empty")
-	}
 	if generatedData[0] != "SourceAMIName" {
 		t.Fatalf("Generated data should contain SourceAMIName")
 	}
-	if generatedData[1] != "BuildRegion" {
-		t.Fatalf("Generated data should contain BuildRegion")
-	}
-	if generatedData[2] != "SourceAMI" {
-		t.Fatalf("Generated data should contain SourceAMI")
-	}
-	if generatedData[3] != "SourceAMICreationDate" {
-		t.Fatalf("Generated data should contain SourceAMICreationDate")
-	}
-	if generatedData[4] != "SourceAMIOwner" {
-		t.Fatalf("Generated data should contain SourceAMIOwner")
-	}
-	if generatedData[5] != "SourceAMIOwnerName" {
-		t.Fatalf("Generated data should contain SourceAMIOwnerName")
-	}
 }
@@ -16,7 +16,6 @@ import (
 )

 type stepCreateAMI struct {
-	PollingConfig      *awscommon.AWSPollingConfig
 	image              *ec2.Image
 	AMISkipBuildRegion bool
 }
@@ -86,23 +85,18 @@ func (s *stepCreateAMI) Run(ctx context.Context, state multistep.StateBag) multi

 	// Wait for the image to become ready
 	ui.Say("Waiting for AMI to become ready...")
-	if waitErr := s.PollingConfig.WaitUntilAMIAvailable(ctx, ec2conn, *createResp.ImageId); waitErr != nil {
-		// waitErr should get bubbled up if the issue is a wait timeout
-		err := fmt.Errorf("Error waiting for AMI: %s", waitErr)
+	if err := awscommon.WaitUntilAMIAvailable(ctx, ec2conn, *createResp.ImageId); err != nil {
+		log.Printf("Error waiting for AMI: %s", err)
 		imResp, imerr := ec2conn.DescribeImages(&ec2.DescribeImagesInput{ImageIds: []*string{createResp.ImageId}})
 		if imerr != nil {
-			// If there's a failure describing images, bubble that error up too, but don't erase the waitErr.
-			log.Printf("DescribeImages call was unable to determine reason waiting for AMI failed: %s", imerr)
-			err = fmt.Errorf("Unknown error waiting for AMI; %s. DescribeImages returned an error: %s", waitErr, imerr)
+			log.Printf("Unable to determine reason waiting for AMI failed: %s", err)
+			err = fmt.Errorf("Unknown error waiting for AMI; %s", err)
 		}
 		if imResp != nil && len(imResp.Images) > 0 {
-			// Finally, if there's a stateReason, store that with the wait err
 			image := imResp.Images[0]
 			if image != nil {
 				stateReason := image.StateReason
-				if stateReason != nil {
-					err = fmt.Errorf("Error waiting for AMI: %s. DescribeImages returned the state reason: %s", waitErr, stateReason)
-				}
+				err = fmt.Errorf("Error waiting for AMI. Reason: %s", stateReason)
 			}
 		}
 		state.Put("error", err)
@@ -3,6 +3,9 @@
 package ebssurrogate

 import (
+	"strings"
+
+	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/ec2"
 	awscommon "github.com/hashicorp/packer/builder/amazon/common"
 	"github.com/hashicorp/packer/template/interpolate"
@@ -38,6 +41,50 @@ func (bds BlockDevices) BuildEC2BlockDeviceMappings() []*ec2.BlockDeviceMapping
 	return blockDevices
 }

+func (blockDevice BlockDevice) BuildEC2BlockDeviceMapping() *ec2.BlockDeviceMapping {
+
+	mapping := &ec2.BlockDeviceMapping{
+		DeviceName: aws.String(blockDevice.DeviceName),
+	}
+
+	if blockDevice.NoDevice {
+		mapping.NoDevice = aws.String("")
+		return mapping
+	} else if blockDevice.VirtualName != "" {
+		if strings.HasPrefix(blockDevice.VirtualName, "ephemeral") {
+			mapping.VirtualName = aws.String(blockDevice.VirtualName)
+		}
+		return mapping
+	}
+
+	ebsBlockDevice := &ec2.EbsBlockDevice{
+		DeleteOnTermination: aws.Bool(blockDevice.DeleteOnTermination),
+	}
+
+	if blockDevice.VolumeType != "" {
+		ebsBlockDevice.VolumeType = aws.String(blockDevice.VolumeType)
+	}
+
+	if blockDevice.VolumeSize > 0 {
+		ebsBlockDevice.VolumeSize = aws.Int64(blockDevice.VolumeSize)
+	}
+
+	// IOPS is only valid for io1 type
+	if blockDevice.VolumeType == "io1" {
+		ebsBlockDevice.Iops = aws.Int64(blockDevice.IOPS)
+	}
+
+	// You cannot specify Encrypted if you specify a Snapshot ID
+	if blockDevice.SnapshotId != "" {
+		ebsBlockDevice.SnapshotId = aws.String(blockDevice.SnapshotId)
+	}
+	ebsBlockDevice.Encrypted = blockDevice.Encrypted.ToBoolPointer()
+
+	mapping.Ebs = ebsBlockDevice
+
+	return mapping
+}
+
 func (bds BlockDevices) Prepare(ctx *interpolate.Context) (errs []error) {
 	for _, block := range bds {
 		if err := block.Prepare(ctx); err != nil {
@@ -163,7 +163,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {

 	packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)

-	generatedData := awscommon.GetGeneratedDataList()
+	generatedData := []string{"SourceAMIName"}
 	return generatedData, warns, nil
 }

@@ -192,7 +192,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack

 	if b.config.IsSpotInstance() {
 		instanceStep = &awscommon.StepRunSpotInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.LaunchMappings,
 			BlockDurationMinutes:              b.config.BlockDurationMinutes,
@@ -214,7 +213,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		}
 	} else {
 		instanceStep = &awscommon.StepRunSourceInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.LaunchMappings,
 			Comm:                              &b.config.RunConfig.Comm,
@@ -240,12 +238,11 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 	// Build the steps
 	steps := []multistep.Step{
 		&awscommon.StepPreValidate{
-			DestAmiName:        b.config.AMIName,
-			ForceDeregister:    b.config.AMIForceDeregister,
-			AMISkipBuildRegion: b.config.AMISkipBuildRegion,
-			VpcId:              b.config.VpcId,
-			SubnetId:           b.config.SubnetId,
-			HasSubnetFilter:    !b.config.SubnetFilter.Empty(),
+			DestAmiName:     b.config.AMIName,
+			ForceDeregister: b.config.AMIForceDeregister,
+			VpcId:           b.config.VpcId,
+			SubnetId:        b.config.SubnetId,
+			HasSubnetFilter: !b.config.SubnetFilter.Empty(),
 		},
 		&awscommon.StepSourceAMIInfo{
 			SourceAmi:                b.config.SourceAmi,
@@ -293,7 +290,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		&awscommon.StepCreateSSMTunnel{
 			AWSSession:       session,
 			Region:           *ec2conn.Config.Region,
-			PauseBeforeSSM:   b.config.PauseBeforeSSM,
 			LocalPortNumber:  b.config.SessionManagerPort,
 			RemotePortNumber: b.config.Comm.Port(),
 			SSMAgentEnabled:  b.config.SSMAgentEnabled(),
@@ -311,15 +307,11 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			),
 			SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
 		},
-		&awscommon.StepSetGeneratedData{
-			GeneratedData: generatedData,
-		},
 		&common.StepProvision{},
 		&common.StepCleanupTempKeys{
 			Comm: &b.config.RunConfig.Comm,
 		},
 		&awscommon.StepStopEBSBackedInstance{
-			PollingConfig:       b.config.PollingConfig,
 			Skip:                b.config.IsSpotInstance(),
 			DisableStopInstance: b.config.DisableStopInstance,
 		},
@@ -329,7 +321,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			EnableAMIENASupport:      b.config.AMIENASupport,
 		},
 		&StepSnapshotVolumes{
-			PollingConfig:   b.config.PollingConfig,
 			LaunchDevices:   launchDevices,
 			SnapshotOmitMap: b.config.LaunchMappings.GetOmissions(),
 		},
@@ -349,17 +340,15 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			Architecture:             b.config.Architecture,
 			LaunchOmitMap:            b.config.LaunchMappings.GetOmissions(),
 			AMISkipBuildRegion:       b.config.AMISkipBuildRegion,
-			PollingConfig:            b.config.PollingConfig,
 		},
 		&awscommon.StepAMIRegionCopy{
-			AccessConfig:       &b.config.AccessConfig,
-			Regions:            b.config.AMIRegions,
-			AMIKmsKeyId:        b.config.AMIKmsKeyId,
-			RegionKeyIds:       b.config.AMIRegionKMSKeyIDs,
-			EncryptBootVolume:  b.config.AMIEncryptBootVolume,
-			Name:               b.config.AMIName,
-			OriginalRegion:     *ec2conn.Config.Region,
-			AMISkipBuildRegion: b.config.AMISkipBuildRegion,
+			AccessConfig:      &b.config.AccessConfig,
+			Regions:           b.config.AMIRegions,
+			AMIKmsKeyId:       b.config.AMIKmsKeyId,
+			RegionKeyIds:      b.config.AMIRegionKMSKeyIDs,
+			EncryptBootVolume: b.config.AMIEncryptBootVolume,
+			Name:              b.config.AMIName,
+			OriginalRegion:    *ec2conn.Config.Region,
 		},
 		&awscommon.StepModifyAMIAttributes{
 			Description:    b.config.AMIDescription,
@@ -62,9 +62,7 @@ type FlatConfig struct {
 	PackerUserVars                            map[string]string                      `mapstructure:"packer_user_variables" cty:"packer_user_variables" hcl:"packer_user_variables"`
 	PackerSensitiveVars                       []string                               `mapstructure:"packer_sensitive_variables" cty:"packer_sensitive_variables" hcl:"packer_sensitive_variables"`
 	AccessKey                                 *string                                `mapstructure:"access_key" required:"true" cty:"access_key" hcl:"access_key"`
-	AssumeRole                                *common.FlatAssumeRoleConfig           `mapstructure:"assume_role" required:"false" cty:"assume_role" hcl:"assume_role"`
 	CustomEndpointEc2                         *string                                `mapstructure:"custom_endpoint_ec2" required:"false" cty:"custom_endpoint_ec2" hcl:"custom_endpoint_ec2"`
-	CredsFilename                             *string                                `mapstructure:"shared_credentials_file" required:"false" cty:"shared_credentials_file" hcl:"shared_credentials_file"`
 	DecodeAuthZMessages                       *bool                                  `mapstructure:"decode_authorization_messages" required:"false" cty:"decode_authorization_messages" hcl:"decode_authorization_messages"`
 	InsecureSkipTLSVerify                     *bool                                  `mapstructure:"insecure_skip_tls_verify" required:"false" cty:"insecure_skip_tls_verify" hcl:"insecure_skip_tls_verify"`
 	MaxRetries                                *int                                   `mapstructure:"max_retries" required:"false" cty:"max_retries" hcl:"max_retries"`
@@ -74,10 +72,8 @@ type FlatConfig struct {
 	SecretKey                                 *string                                `mapstructure:"secret_key" required:"true" cty:"secret_key" hcl:"secret_key"`
 	SkipValidation                            *bool                                  `mapstructure:"skip_region_validation" required:"false" cty:"skip_region_validation" hcl:"skip_region_validation"`
 	SkipMetadataApiCheck                      *bool                                  `mapstructure:"skip_metadata_api_check" cty:"skip_metadata_api_check" hcl:"skip_metadata_api_check"`
-	SkipCredsValidation                       *bool                                  `mapstructure:"skip_credential_validation" cty:"skip_credential_validation" hcl:"skip_credential_validation"`
 	Token                                     *string                                `mapstructure:"token" required:"false" cty:"token" hcl:"token"`
 	VaultAWSEngine                            *common.FlatVaultAWSEngineOptions      `mapstructure:"vault_aws_engine" required:"false" cty:"vault_aws_engine" hcl:"vault_aws_engine"`
-	PollingConfig                             *common.FlatAWSPollingConfig           `mapstructure:"aws_polling" required:"false" cty:"aws_polling" hcl:"aws_polling"`
 	AssociatePublicIpAddress                  *bool                                  `mapstructure:"associate_public_ip_address" required:"false" cty:"associate_public_ip_address" hcl:"associate_public_ip_address"`
 	AvailabilityZone                          *string                                `mapstructure:"availability_zone" required:"false" cty:"availability_zone" hcl:"availability_zone"`
 	BlockDurationMinutes                      *int64                                 `mapstructure:"block_duration_minutes" required:"false" cty:"block_duration_minutes" hcl:"block_duration_minutes"`
@@ -157,7 +153,6 @@ type FlatConfig struct {
 	WinRMInsecure                             *bool                                  `mapstructure:"winrm_insecure" cty:"winrm_insecure" hcl:"winrm_insecure"`
 	WinRMUseNTLM                              *bool                                  `mapstructure:"winrm_use_ntlm" cty:"winrm_use_ntlm" hcl:"winrm_use_ntlm"`
 	SSHInterface                              *string                                `mapstructure:"ssh_interface" cty:"ssh_interface" hcl:"ssh_interface"`
-	PauseBeforeSSM                            *string                                `mapstructure:"pause_before_ssm" cty:"pause_before_ssm" hcl:"pause_before_ssm"`
 	SessionManagerPort                        *int                                   `mapstructure:"session_manager_port" cty:"session_manager_port" hcl:"session_manager_port"`
 	AMIName                                   *string                                `mapstructure:"ami_name" required:"true" cty:"ami_name" hcl:"ami_name"`
 	AMIDescription                            *string                                `mapstructure:"ami_description" required:"false" cty:"ami_description" hcl:"ami_description"`
@@ -208,9 +203,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"packer_user_variables":         &hcldec.AttrSpec{Name: "packer_user_variables", Type: cty.Map(cty.String), Required: false},
 		"packer_sensitive_variables":    &hcldec.AttrSpec{Name: "packer_sensitive_variables", Type: cty.List(cty.String), Required: false},
 		"access_key":                    &hcldec.AttrSpec{Name: "access_key", Type: cty.String, Required: false},
-		"assume_role":                   &hcldec.BlockSpec{TypeName: "assume_role", Nested: hcldec.ObjectSpec((*common.FlatAssumeRoleConfig)(nil).HCL2Spec())},
 		"custom_endpoint_ec2":           &hcldec.AttrSpec{Name: "custom_endpoint_ec2", Type: cty.String, Required: false},
-		"shared_credentials_file":       &hcldec.AttrSpec{Name: "shared_credentials_file", Type: cty.String, Required: false},
 		"decode_authorization_messages": &hcldec.AttrSpec{Name: "decode_authorization_messages", Type: cty.Bool, Required: false},
 		"insecure_skip_tls_verify":      &hcldec.AttrSpec{Name: "insecure_skip_tls_verify", Type: cty.Bool, Required: false},
 		"max_retries":                   &hcldec.AttrSpec{Name: "max_retries", Type: cty.Number, Required: false},
@@ -220,10 +213,8 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"secret_key":                    &hcldec.AttrSpec{Name: "secret_key", Type: cty.String, Required: false},
 		"skip_region_validation":        &hcldec.AttrSpec{Name: "skip_region_validation", Type: cty.Bool, Required: false},
 		"skip_metadata_api_check":       &hcldec.AttrSpec{Name: "skip_metadata_api_check", Type: cty.Bool, Required: false},
-		"skip_credential_validation":    &hcldec.AttrSpec{Name: "skip_credential_validation", Type: cty.Bool, Required: false},
 		"token":                         &hcldec.AttrSpec{Name: "token", Type: cty.String, Required: false},
 		"vault_aws_engine":              &hcldec.BlockSpec{TypeName: "vault_aws_engine", Nested: hcldec.ObjectSpec((*common.FlatVaultAWSEngineOptions)(nil).HCL2Spec())},
-		"aws_polling":                   &hcldec.BlockSpec{TypeName: "aws_polling", Nested: hcldec.ObjectSpec((*common.FlatAWSPollingConfig)(nil).HCL2Spec())},
 		"associate_public_ip_address":   &hcldec.AttrSpec{Name: "associate_public_ip_address", Type: cty.Bool, Required: false},
 		"availability_zone":             &hcldec.AttrSpec{Name: "availability_zone", Type: cty.String, Required: false},
 		"block_duration_minutes":        &hcldec.AttrSpec{Name: "block_duration_minutes", Type: cty.Number, Required: false},
@@ -303,7 +294,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"winrm_insecure":                        &hcldec.AttrSpec{Name: "winrm_insecure", Type: cty.Bool, Required: false},
 		"winrm_use_ntlm":                        &hcldec.AttrSpec{Name: "winrm_use_ntlm", Type: cty.Bool, Required: false},
 		"ssh_interface":                         &hcldec.AttrSpec{Name: "ssh_interface", Type: cty.String, Required: false},
-		"pause_before_ssm":                      &hcldec.AttrSpec{Name: "pause_before_ssm", Type: cty.String, Required: false},
 		"session_manager_port":                  &hcldec.AttrSpec{Name: "session_manager_port", Type: cty.Number, Required: false},
 		"ami_name":                              &hcldec.AttrSpec{Name: "ami_name", Type: cty.String, Required: false},
 		"ami_description":                       &hcldec.AttrSpec{Name: "ami_description", Type: cty.String, Required: false},
@@ -86,25 +86,7 @@ func TestBuilderPrepare_ReturnGeneratedData(t *testing.T) {
 	if len(generatedData) == 0 {
 		t.Fatalf("Generated data should not be empty")
 	}
-	if len(generatedData) == 0 {
-		t.Fatalf("Generated data should not be empty")
-	}
 	if generatedData[0] != "SourceAMIName" {
 		t.Fatalf("Generated data should contain SourceAMIName")
 	}
-	if generatedData[1] != "BuildRegion" {
-		t.Fatalf("Generated data should contain BuildRegion")
-	}
-	if generatedData[2] != "SourceAMI" {
-		t.Fatalf("Generated data should contain SourceAMI")
-	}
-	if generatedData[3] != "SourceAMICreationDate" {
-		t.Fatalf("Generated data should contain SourceAMICreationDate")
-	}
-	if generatedData[4] != "SourceAMIOwner" {
-		t.Fatalf("Generated data should contain SourceAMIOwner")
-	}
-	if generatedData[5] != "SourceAMIOwnerName" {
-		t.Fatalf("Generated data should contain SourceAMIOwnerName")
-	}
 }
@@ -15,7 +15,6 @@ import (

 // StepRegisterAMI creates the AMI.
 type StepRegisterAMI struct {
-	PollingConfig            *awscommon.AWSPollingConfig
 	RootDevice               RootBlockDevice
 	AMIDevices               []*ec2.BlockDeviceMapping
 	LaunchDevices            []*ec2.BlockDeviceMapping
@@ -87,7 +86,7 @@ func (s *StepRegisterAMI) Run(ctx context.Context, state multistep.StateBag) mul

 	// Wait for the image to become ready
 	ui.Say("Waiting for AMI to become ready...")
-	if err := s.PollingConfig.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
+	if err := awscommon.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
 		err := fmt.Errorf("Error waiting for AMI: %s", err)
 		state.Put("error", err)
 		ui.Error(err.Error())
@@ -7,7 +7,6 @@ import (

 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/ec2"
-	"github.com/hashicorp/packer/builder/amazon/common"
 )

 const sourceDeviceName = "/dev/xvdf"
@@ -24,7 +23,6 @@ func newStepRegisterAMI(amiDevices, launchDevices []*ec2.BlockDeviceMapping) *St
 		},
 		AMIDevices:    amiDevices,
 		LaunchDevices: launchDevices,
-		PollingConfig: new(common.AWSPollingConfig),
 	}
 }

@@ -18,7 +18,6 @@ import (
 // Produces:
 //   snapshot_ids map[string]string - IDs of the created snapshots
 type StepSnapshotVolumes struct {
-	PollingConfig   *awscommon.AWSPollingConfig
 	LaunchDevices   []*ec2.BlockDeviceMapping
 	snapshotIds     map[string]string
 	snapshotMutex   sync.Mutex
@@ -57,7 +56,7 @@ func (s *StepSnapshotVolumes) snapshotVolume(ctx context.Context, deviceName str
 	s.snapshotMutex.Unlock()

 	// Wait for snapshot to be created
-	err = s.PollingConfig.WaitUntilSnapshotDone(ctx, ec2conn, *createSnapResp.SnapshotId)
+	err = awscommon.WaitUntilSnapshotDone(ctx, ec2conn, *createSnapResp.SnapshotId)
 	return err
 }

@@ -12,7 +12,6 @@ import (
 	"github.com/aws/aws-sdk-go/service/ec2"
 	"github.com/aws/aws-sdk-go/service/iam"
 	"github.com/hashicorp/hcl/v2/hcldec"
-	"github.com/hashicorp/packer/builder"
 	awscommon "github.com/hashicorp/packer/builder/amazon/common"
 	"github.com/hashicorp/packer/common"
 	"github.com/hashicorp/packer/hcl2template"
@@ -147,7 +146,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {

 	packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)

-	generatedData := awscommon.GetGeneratedDataList()
+	generatedData := []string{"SourceAMIName"}
 	return generatedData, warns, nil
 }

@@ -167,13 +166,11 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 	state.Put("iam", iam)
 	state.Put("hook", hook)
 	state.Put("ui", ui)
-	generatedData := &builder.GeneratedData{State: state}

 	var instanceStep multistep.Step

 	if b.config.IsSpotInstance() {
 		instanceStep = &awscommon.StepRunSpotInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.launchBlockDevices,
 			BlockDurationMinutes:              b.config.BlockDurationMinutes,
@@ -195,7 +192,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		}
 	} else {
 		instanceStep = &awscommon.StepRunSourceInstance{
-			PollingConfig:                     b.config.PollingConfig,
 			AssociatePublicIpAddress:          b.config.AssociatePublicIpAddress,
 			LaunchMappings:                    b.config.launchBlockDevices,
 			Comm:                              &b.config.RunConfig.Comm,
@@ -263,7 +259,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		&awscommon.StepCreateSSMTunnel{
 			AWSSession:       session,
 			Region:           *ec2conn.Config.Region,
-			PauseBeforeSSM:   b.config.PauseBeforeSSM,
 			LocalPortNumber:  b.config.SessionManagerPort,
 			RemotePortNumber: b.config.Comm.Port(),
 			SSMAgentEnabled:  b.config.SSMAgentEnabled(),
@@ -281,15 +276,11 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			),
 			SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
 		},
-		&awscommon.StepSetGeneratedData{
-			GeneratedData: generatedData,
-		},
 		&common.StepProvision{},
 		&common.StepCleanupTempKeys{
 			Comm: &b.config.RunConfig.Comm,
 		},
 		&awscommon.StepStopEBSBackedInstance{
-			PollingConfig:       b.config.PollingConfig,
 			Skip:                b.config.IsSpotInstance(),
 			DisableStopInstance: b.config.DisableStopInstance,
 		},
@@ -64,9 +64,7 @@ type FlatConfig struct {
 	PackerUserVars                            map[string]string                      `mapstructure:"packer_user_variables" cty:"packer_user_variables" hcl:"packer_user_variables"`
 	PackerSensitiveVars                       []string                               `mapstructure:"packer_sensitive_variables" cty:"packer_sensitive_variables" hcl:"packer_sensitive_variables"`
 	AccessKey                                 *string                                `mapstructure:"access_key" required:"true" cty:"access_key" hcl:"access_key"`
-	AssumeRole                                *common.FlatAssumeRoleConfig           `mapstructure:"assume_role" required:"false" cty:"assume_role" hcl:"assume_role"`
 	CustomEndpointEc2                         *string                                `mapstructure:"custom_endpoint_ec2" required:"false" cty:"custom_endpoint_ec2" hcl:"custom_endpoint_ec2"`
-	CredsFilename                             *string                                `mapstructure:"shared_credentials_file" required:"false" cty:"shared_credentials_file" hcl:"shared_credentials_file"`
 	DecodeAuthZMessages                       *bool                                  `mapstructure:"decode_authorization_messages" required:"false" cty:"decode_authorization_messages" hcl:"decode_authorization_messages"`
 	InsecureSkipTLSVerify                     *bool                                  `mapstructure:"insecure_skip_tls_verify" required:"false" cty:"insecure_skip_tls_verify" hcl:"insecure_skip_tls_verify"`
 	MaxRetries                                *int                                   `mapstructure:"max_retries" required:"false" cty:"max_retries" hcl:"max_retries"`
@@ -76,10 +74,8 @@ type FlatConfig struct {
 	SecretKey                                 *string                                `mapstructure:"secret_key" required:"true" cty:"secret_key" hcl:"secret_key"`
 	SkipValidation                            *bool                                  `mapstructure:"skip_region_validation" required:"false" cty:"skip_region_validation" hcl:"skip_region_validation"`
 	SkipMetadataApiCheck                      *bool                                  `mapstructure:"skip_metadata_api_check" cty:"skip_metadata_api_check" hcl:"skip_metadata_api_check"`
-	SkipCredsValidation                       *bool                                  `mapstructure:"skip_credential_validation" cty:"skip_credential_validation" hcl:"skip_credential_validation"`
 	Token                                     *string                                `mapstructure:"token" required:"false" cty:"token" hcl:"token"`
 	VaultAWSEngine                            *common.FlatVaultAWSEngineOptions      `mapstructure:"vault_aws_engine" required:"false" cty:"vault_aws_engine" hcl:"vault_aws_engine"`
-	PollingConfig                             *common.FlatAWSPollingConfig           `mapstructure:"aws_polling" required:"false" cty:"aws_polling" hcl:"aws_polling"`
 	AssociatePublicIpAddress                  *bool                                  `mapstructure:"associate_public_ip_address" required:"false" cty:"associate_public_ip_address" hcl:"associate_public_ip_address"`
 	AvailabilityZone                          *string                                `mapstructure:"availability_zone" required:"false" cty:"availability_zone" hcl:"availability_zone"`
 	BlockDurationMinutes                      *int64                                 `mapstructure:"block_duration_minutes" required:"false" cty:"block_duration_minutes" hcl:"block_duration_minutes"`
@@ -159,7 +155,6 @@ type FlatConfig struct {
 	WinRMInsecure                             *bool                                  `mapstructure:"winrm_insecure" cty:"winrm_insecure" hcl:"winrm_insecure"`
 	WinRMUseNTLM                              *bool                                  `mapstructure:"winrm_use_ntlm" cty:"winrm_use_ntlm" hcl:"winrm_use_ntlm"`
 	SSHInterface                              *string                                `mapstructure:"ssh_interface" cty:"ssh_interface" hcl:"ssh_interface"`
-	PauseBeforeSSM                            *string                                `mapstructure:"pause_before_ssm" cty:"pause_before_ssm" hcl:"pause_before_ssm"`
 	SessionManagerPort                        *int                                   `mapstructure:"session_manager_port" cty:"session_manager_port" hcl:"session_manager_port"`
 	AMIENASupport                             *bool                                  `mapstructure:"ena_support" required:"false" cty:"ena_support" hcl:"ena_support"`
 	AMISriovNetSupport                        *bool                                  `mapstructure:"sriov_support" required:"false" cty:"sriov_support" hcl:"sriov_support"`
@@ -188,9 +183,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"packer_user_variables":         &hcldec.AttrSpec{Name: "packer_user_variables", Type: cty.Map(cty.String), Required: false},
 		"packer_sensitive_variables":    &hcldec.AttrSpec{Name: "packer_sensitive_variables", Type: cty.List(cty.String), Required: false},
 		"access_key":                    &hcldec.AttrSpec{Name: "access_key", Type: cty.String, Required: false},
-		"assume_role":                   &hcldec.BlockSpec{TypeName: "assume_role", Nested: hcldec.ObjectSpec((*common.FlatAssumeRoleConfig)(nil).HCL2Spec())},
 		"custom_endpoint_ec2":           &hcldec.AttrSpec{Name: "custom_endpoint_ec2", Type: cty.String, Required: false},
-		"shared_credentials_file":       &hcldec.AttrSpec{Name: "shared_credentials_file", Type: cty.String, Required: false},
 		"decode_authorization_messages": &hcldec.AttrSpec{Name: "decode_authorization_messages", Type: cty.Bool, Required: false},
 		"insecure_skip_tls_verify":      &hcldec.AttrSpec{Name: "insecure_skip_tls_verify", Type: cty.Bool, Required: false},
 		"max_retries":                   &hcldec.AttrSpec{Name: "max_retries", Type: cty.Number, Required: false},
@@ -200,10 +193,8 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"secret_key":                    &hcldec.AttrSpec{Name: "secret_key", Type: cty.String, Required: false},
 		"skip_region_validation":        &hcldec.AttrSpec{Name: "skip_region_validation", Type: cty.Bool, Required: false},
 		"skip_metadata_api_check":       &hcldec.AttrSpec{Name: "skip_metadata_api_check", Type: cty.Bool, Required: false},
-		"skip_credential_validation":    &hcldec.AttrSpec{Name: "skip_credential_validation", Type: cty.Bool, Required: false},
 		"token":                         &hcldec.AttrSpec{Name: "token", Type: cty.String, Required: false},
 		"vault_aws_engine":              &hcldec.BlockSpec{TypeName: "vault_aws_engine", Nested: hcldec.ObjectSpec((*common.FlatVaultAWSEngineOptions)(nil).HCL2Spec())},
-		"aws_polling":                   &hcldec.BlockSpec{TypeName: "aws_polling", Nested: hcldec.ObjectSpec((*common.FlatAWSPollingConfig)(nil).HCL2Spec())},
 		"associate_public_ip_address":   &hcldec.AttrSpec{Name: "associate_public_ip_address", Type: cty.Bool, Required: false},
 		"availability_zone":             &hcldec.AttrSpec{Name: "availability_zone", Type: cty.String, Required: false},
 		"block_duration_minutes":        &hcldec.AttrSpec{Name: "block_duration_minutes", Type: cty.Number, Required: false},
@@ -283,7 +274,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"winrm_insecure":                        &hcldec.AttrSpec{Name: "winrm_insecure", Type: cty.Bool, Required: false},
 		"winrm_use_ntlm":                        &hcldec.AttrSpec{Name: "winrm_use_ntlm", Type: cty.Bool, Required: false},
 		"ssh_interface":                         &hcldec.AttrSpec{Name: "ssh_interface", Type: cty.String, Required: false},
-		"pause_before_ssm":                      &hcldec.AttrSpec{Name: "pause_before_ssm", Type: cty.String, Required: false},
 		"session_manager_port":                  &hcldec.AttrSpec{Name: "session_manager_port", Type: cty.Number, Required: false},
 		"ena_support":                           &hcldec.AttrSpec{Name: "ena_support", Type: cty.Bool, Required: false},
 		"sriov_support":                         &hcldec.AttrSpec{Name: "sriov_support", Type: cty.Bool, Required: false},
@@ -105,25 +105,7 @@ func TestBuilderPrepare_ReturnGeneratedData(t *testing.T) {
 	if len(generatedData) == 0 {
 		t.Fatalf("Generated data should not be empty")
 	}
-	if len(generatedData) == 0 {
-		t.Fatalf("Generated data should not be empty")
-	}
 	if generatedData[0] != "SourceAMIName" {
 		t.Fatalf("Generated data should contain SourceAMIName")
 	}
-	if generatedData[1] != "BuildRegion" {
-		t.Fatalf("Generated data should contain BuildRegion")
-	}
-	if generatedData[2] != "SourceAMI" {
-		t.Fatalf("Generated data should contain SourceAMI")
-	}
-	if generatedData[3] != "SourceAMICreationDate" {
-		t.Fatalf("Generated data should contain SourceAMICreationDate")
-	}
-	if generatedData[4] != "SourceAMIOwner" {
-		t.Fatalf("Generated data should contain SourceAMIOwner")
-	}
-	if generatedData[5] != "SourceAMIOwnerName" {
-		t.Fatalf("Generated data should contain SourceAMIOwnerName")
-	}
 }
@@ -227,7 +227,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
 	}
 	packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)

-	generatedData := awscommon.GetGeneratedDataList()
+	generatedData := []string{"SourceAMIName"}
 	return generatedData, warns, nil
 }

@@ -255,7 +255,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack

 	if b.config.IsSpotInstance() {
 		instanceStep = &awscommon.StepRunSpotInstance{
-			PollingConfig:            b.config.PollingConfig,
 			AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
 			LaunchMappings:           b.config.LaunchMappings,
 			BlockDurationMinutes:     b.config.BlockDurationMinutes,
@@ -274,7 +273,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		}
 	} else {
 		instanceStep = &awscommon.StepRunSourceInstance{
-			PollingConfig:            b.config.PollingConfig,
 			AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
 			LaunchMappings:           b.config.LaunchMappings,
 			Comm:                     &b.config.RunConfig.Comm,
@@ -343,7 +341,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		&awscommon.StepCreateSSMTunnel{
 			AWSSession:       session,
 			Region:           *ec2conn.Config.Region,
-			PauseBeforeSSM:   b.config.PauseBeforeSSM,
 			LocalPortNumber:  b.config.SessionManagerPort,
 			RemotePortNumber: b.config.Comm.Port(),
 			SSMAgentEnabled:  b.config.SSMAgentEnabled(),
@@ -363,9 +360,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			),
 			SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
 		},
-		&awscommon.StepSetGeneratedData{
-			GeneratedData: generatedData,
-		},
 		&common.StepProvision{},
 		&common.StepCleanupTempKeys{
 			Comm: &b.config.RunConfig.Comm,
@@ -388,7 +382,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			EnableAMISriovNetSupport: b.config.AMISriovNetSupport,
 			EnableAMIENASupport:      b.config.AMIENASupport,
 			AMISkipBuildRegion:       b.config.AMISkipBuildRegion,
-			PollingConfig:            b.config.PollingConfig,
 		},
 		&awscommon.StepAMIRegionCopy{
 			AccessConfig:      &b.config.AccessConfig,
@@ -19,9 +19,7 @@ type FlatConfig struct {
 	PackerUserVars                            map[string]string                      `mapstructure:"packer_user_variables" cty:"packer_user_variables" hcl:"packer_user_variables"`
 	PackerSensitiveVars                       []string                               `mapstructure:"packer_sensitive_variables" cty:"packer_sensitive_variables" hcl:"packer_sensitive_variables"`
 	AccessKey                                 *string                                `mapstructure:"access_key" required:"true" cty:"access_key" hcl:"access_key"`
-	AssumeRole                                *common.FlatAssumeRoleConfig           `mapstructure:"assume_role" required:"false" cty:"assume_role" hcl:"assume_role"`
 	CustomEndpointEc2                         *string                                `mapstructure:"custom_endpoint_ec2" required:"false" cty:"custom_endpoint_ec2" hcl:"custom_endpoint_ec2"`
-	CredsFilename                             *string                                `mapstructure:"shared_credentials_file" required:"false" cty:"shared_credentials_file" hcl:"shared_credentials_file"`
 	DecodeAuthZMessages                       *bool                                  `mapstructure:"decode_authorization_messages" required:"false" cty:"decode_authorization_messages" hcl:"decode_authorization_messages"`
 	InsecureSkipTLSVerify                     *bool                                  `mapstructure:"insecure_skip_tls_verify" required:"false" cty:"insecure_skip_tls_verify" hcl:"insecure_skip_tls_verify"`
 	MaxRetries                                *int                                   `mapstructure:"max_retries" required:"false" cty:"max_retries" hcl:"max_retries"`
@@ -31,10 +29,8 @@ type FlatConfig struct {
 	SecretKey                                 *string                                `mapstructure:"secret_key" required:"true" cty:"secret_key" hcl:"secret_key"`
 	SkipValidation                            *bool                                  `mapstructure:"skip_region_validation" required:"false" cty:"skip_region_validation" hcl:"skip_region_validation"`
 	SkipMetadataApiCheck                      *bool                                  `mapstructure:"skip_metadata_api_check" cty:"skip_metadata_api_check" hcl:"skip_metadata_api_check"`
-	SkipCredsValidation                       *bool                                  `mapstructure:"skip_credential_validation" cty:"skip_credential_validation" hcl:"skip_credential_validation"`
 	Token                                     *string                                `mapstructure:"token" required:"false" cty:"token" hcl:"token"`
 	VaultAWSEngine                            *common.FlatVaultAWSEngineOptions      `mapstructure:"vault_aws_engine" required:"false" cty:"vault_aws_engine" hcl:"vault_aws_engine"`
-	PollingConfig                             *common.FlatAWSPollingConfig           `mapstructure:"aws_polling" required:"false" cty:"aws_polling" hcl:"aws_polling"`
 	AMIName                                   *string                                `mapstructure:"ami_name" required:"true" cty:"ami_name" hcl:"ami_name"`
 	AMIDescription                            *string                                `mapstructure:"ami_description" required:"false" cty:"ami_description" hcl:"ami_description"`
 	AMIVirtType                               *string                                `mapstructure:"ami_virtualization_type" required:"false" cty:"ami_virtualization_type" hcl:"ami_virtualization_type"`
@@ -135,7 +131,6 @@ type FlatConfig struct {
 	WinRMInsecure                             *bool                                  `mapstructure:"winrm_insecure" cty:"winrm_insecure" hcl:"winrm_insecure"`
 	WinRMUseNTLM                              *bool                                  `mapstructure:"winrm_use_ntlm" cty:"winrm_use_ntlm" hcl:"winrm_use_ntlm"`
 	SSHInterface                              *string                                `mapstructure:"ssh_interface" cty:"ssh_interface" hcl:"ssh_interface"`
-	PauseBeforeSSM                            *string                                `mapstructure:"pause_before_ssm" cty:"pause_before_ssm" hcl:"pause_before_ssm"`
 	SessionManagerPort                        *int                                   `mapstructure:"session_manager_port" cty:"session_manager_port" hcl:"session_manager_port"`
 	AMIMappings                               []common.FlatBlockDevice               `mapstructure:"ami_block_device_mappings" required:"false" cty:"ami_block_device_mappings" hcl:"ami_block_device_mappings"`
 	LaunchMappings                            []common.FlatBlockDevice               `mapstructure:"launch_block_device_mappings" required:"false" cty:"launch_block_device_mappings" hcl:"launch_block_device_mappings"`
@@ -170,9 +165,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"packer_user_variables":         &hcldec.AttrSpec{Name: "packer_user_variables", Type: cty.Map(cty.String), Required: false},
 		"packer_sensitive_variables":    &hcldec.AttrSpec{Name: "packer_sensitive_variables", Type: cty.List(cty.String), Required: false},
 		"access_key":                    &hcldec.AttrSpec{Name: "access_key", Type: cty.String, Required: false},
-		"assume_role":                   &hcldec.BlockSpec{TypeName: "assume_role", Nested: hcldec.ObjectSpec((*common.FlatAssumeRoleConfig)(nil).HCL2Spec())},
 		"custom_endpoint_ec2":           &hcldec.AttrSpec{Name: "custom_endpoint_ec2", Type: cty.String, Required: false},
-		"shared_credentials_file":       &hcldec.AttrSpec{Name: "shared_credentials_file", Type: cty.String, Required: false},
 		"decode_authorization_messages": &hcldec.AttrSpec{Name: "decode_authorization_messages", Type: cty.Bool, Required: false},
 		"insecure_skip_tls_verify":      &hcldec.AttrSpec{Name: "insecure_skip_tls_verify", Type: cty.Bool, Required: false},
 		"max_retries":                   &hcldec.AttrSpec{Name: "max_retries", Type: cty.Number, Required: false},
@@ -182,10 +175,8 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"secret_key":                    &hcldec.AttrSpec{Name: "secret_key", Type: cty.String, Required: false},
 		"skip_region_validation":        &hcldec.AttrSpec{Name: "skip_region_validation", Type: cty.Bool, Required: false},
 		"skip_metadata_api_check":       &hcldec.AttrSpec{Name: "skip_metadata_api_check", Type: cty.Bool, Required: false},
-		"skip_credential_validation":    &hcldec.AttrSpec{Name: "skip_credential_validation", Type: cty.Bool, Required: false},
 		"token":                         &hcldec.AttrSpec{Name: "token", Type: cty.String, Required: false},
 		"vault_aws_engine":              &hcldec.BlockSpec{TypeName: "vault_aws_engine", Nested: hcldec.ObjectSpec((*common.FlatVaultAWSEngineOptions)(nil).HCL2Spec())},
-		"aws_polling":                   &hcldec.BlockSpec{TypeName: "aws_polling", Nested: hcldec.ObjectSpec((*common.FlatAWSPollingConfig)(nil).HCL2Spec())},
 		"ami_name":                      &hcldec.AttrSpec{Name: "ami_name", Type: cty.String, Required: false},
 		"ami_description":               &hcldec.AttrSpec{Name: "ami_description", Type: cty.String, Required: false},
 		"ami_virtualization_type":       &hcldec.AttrSpec{Name: "ami_virtualization_type", Type: cty.String, Required: false},
@@ -286,7 +277,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"winrm_insecure":                        &hcldec.AttrSpec{Name: "winrm_insecure", Type: cty.Bool, Required: false},
 		"winrm_use_ntlm":                        &hcldec.AttrSpec{Name: "winrm_use_ntlm", Type: cty.Bool, Required: false},
 		"ssh_interface":                         &hcldec.AttrSpec{Name: "ssh_interface", Type: cty.String, Required: false},
-		"pause_before_ssm":                      &hcldec.AttrSpec{Name: "pause_before_ssm", Type: cty.String, Required: false},
 		"session_manager_port":                  &hcldec.AttrSpec{Name: "session_manager_port", Type: cty.Number, Required: false},
 		"ami_block_device_mappings":             &hcldec.BlockListSpec{TypeName: "ami_block_device_mappings", Nested: hcldec.ObjectSpec((*common.FlatBlockDevice)(nil).HCL2Spec())},
 		"launch_block_device_mappings":          &hcldec.BlockListSpec{TypeName: "launch_block_device_mappings", Nested: hcldec.ObjectSpec((*common.FlatBlockDevice)(nil).HCL2Spec())},
@@ -319,25 +319,7 @@ func TestBuilderPrepare_ReturnGeneratedData(t *testing.T) {
 	if len(generatedData) == 0 {
 		t.Fatalf("Generated data should not be empty")
 	}
-	if len(generatedData) == 0 {
-		t.Fatalf("Generated data should not be empty")
-	}
 	if generatedData[0] != "SourceAMIName" {
 		t.Fatalf("Generated data should contain SourceAMIName")
 	}
-	if generatedData[1] != "BuildRegion" {
-		t.Fatalf("Generated data should contain BuildRegion")
-	}
-	if generatedData[2] != "SourceAMI" {
-		t.Fatalf("Generated data should contain SourceAMI")
-	}
-	if generatedData[3] != "SourceAMICreationDate" {
-		t.Fatalf("Generated data should contain SourceAMICreationDate")
-	}
-	if generatedData[4] != "SourceAMIOwner" {
-		t.Fatalf("Generated data should contain SourceAMIOwner")
-	}
-	if generatedData[5] != "SourceAMIOwnerName" {
-		t.Fatalf("Generated data should contain SourceAMIOwnerName")
-	}
 }
@@ -14,7 +14,6 @@ import (
 )

 type StepRegisterAMI struct {
-	PollingConfig            *awscommon.AWSPollingConfig
 	EnableAMIENASupport      confighelper.Trilean
 	EnableAMISriovNetSupport bool
 	AMISkipBuildRegion       bool
@@ -81,7 +80,7 @@ func (s *StepRegisterAMI) Run(ctx context.Context, state multistep.StateBag) mul

 	// Wait for the image to become ready
 	ui.Say("Waiting for AMI to become ready...")
-	if err := s.PollingConfig.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
+	if err := awscommon.WaitUntilAMIAvailable(ctx, ec2conn, *registerResp.ImageId); err != nil {
 		err := fmt.Errorf("Error waiting for AMI: %s", err)
 		state.Put("error", err)
 		ui.Error(err.Error())
@@ -128,8 +128,8 @@ func byConcatDecorators(decorators ...autorest.RespondDecorator) autorest.Respon
 	}
 }

-func NewAzureClient(subscriptionID, sigSubscriptionID, resourceGroupName, storageAccountName string,
-	cloud *azure.Environment, sharedGalleryTimeout time.Duration, pollingDuration time.Duration,
+func NewAzureClient(subscriptionID, resourceGroupName, storageAccountName string,
+	cloud *azure.Environment, SharedGalleryTimeout time.Duration, PollingDuration time.Duration,
 	servicePrincipalToken, servicePrincipalTokenVault *adal.ServicePrincipalToken) (*AzureClient, error) {

 	var azureClient = &AzureClient{}
@@ -141,56 +141,56 @@ func NewAzureClient(subscriptionID, sigSubscriptionID, resourceGroupName, storag
 	azureClient.DeploymentsClient.RequestInspector = withInspection(maxlen)
 	azureClient.DeploymentsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.DeploymentsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.DeploymentsClient.UserAgent)
-	azureClient.DeploymentsClient.Client.PollingDuration = pollingDuration
+	azureClient.DeploymentsClient.Client.PollingDuration = PollingDuration

 	azureClient.DeploymentOperationsClient = resources.NewDeploymentOperationsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.DeploymentOperationsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.DeploymentOperationsClient.RequestInspector = withInspection(maxlen)
 	azureClient.DeploymentOperationsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.DeploymentOperationsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.DeploymentOperationsClient.UserAgent)
-	azureClient.DeploymentOperationsClient.Client.PollingDuration = pollingDuration
+	azureClient.DeploymentOperationsClient.Client.PollingDuration = PollingDuration

 	azureClient.DisksClient = compute.NewDisksClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.DisksClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.DisksClient.RequestInspector = withInspection(maxlen)
 	azureClient.DisksClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.DisksClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.DisksClient.UserAgent)
-	azureClient.DisksClient.Client.PollingDuration = pollingDuration
+	azureClient.DisksClient.Client.PollingDuration = PollingDuration

 	azureClient.GroupsClient = resources.NewGroupsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.GroupsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.GroupsClient.RequestInspector = withInspection(maxlen)
 	azureClient.GroupsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.GroupsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.GroupsClient.UserAgent)
-	azureClient.GroupsClient.Client.PollingDuration = pollingDuration
+	azureClient.GroupsClient.Client.PollingDuration = PollingDuration

 	azureClient.ImagesClient = compute.NewImagesClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.ImagesClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.ImagesClient.RequestInspector = withInspection(maxlen)
 	azureClient.ImagesClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.ImagesClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.ImagesClient.UserAgent)
-	azureClient.ImagesClient.Client.PollingDuration = pollingDuration
+	azureClient.ImagesClient.Client.PollingDuration = PollingDuration

 	azureClient.InterfacesClient = network.NewInterfacesClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.InterfacesClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.InterfacesClient.RequestInspector = withInspection(maxlen)
 	azureClient.InterfacesClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.InterfacesClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.InterfacesClient.UserAgent)
-	azureClient.InterfacesClient.Client.PollingDuration = pollingDuration
+	azureClient.InterfacesClient.Client.PollingDuration = PollingDuration

 	azureClient.SubnetsClient = network.NewSubnetsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.SubnetsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.SubnetsClient.RequestInspector = withInspection(maxlen)
 	azureClient.SubnetsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.SubnetsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.SubnetsClient.UserAgent)
-	azureClient.SubnetsClient.Client.PollingDuration = pollingDuration
+	azureClient.SubnetsClient.Client.PollingDuration = PollingDuration

 	azureClient.VirtualNetworksClient = network.NewVirtualNetworksClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.VirtualNetworksClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.VirtualNetworksClient.RequestInspector = withInspection(maxlen)
 	azureClient.VirtualNetworksClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.VirtualNetworksClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.VirtualNetworksClient.UserAgent)
-	azureClient.VirtualNetworksClient.Client.PollingDuration = pollingDuration
+	azureClient.VirtualNetworksClient.Client.PollingDuration = PollingDuration

 	azureClient.SecurityGroupsClient = network.NewSecurityGroupsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.SecurityGroupsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
@@ -203,44 +203,42 @@ func NewAzureClient(subscriptionID, sigSubscriptionID, resourceGroupName, storag
 	azureClient.PublicIPAddressesClient.RequestInspector = withInspection(maxlen)
 	azureClient.PublicIPAddressesClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.PublicIPAddressesClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.PublicIPAddressesClient.UserAgent)
-	azureClient.PublicIPAddressesClient.Client.PollingDuration = pollingDuration
+	azureClient.PublicIPAddressesClient.Client.PollingDuration = PollingDuration

 	azureClient.VirtualMachinesClient = compute.NewVirtualMachinesClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.VirtualMachinesClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.VirtualMachinesClient.RequestInspector = withInspection(maxlen)
 	azureClient.VirtualMachinesClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), templateCapture(azureClient), errorCapture(azureClient))
 	azureClient.VirtualMachinesClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.VirtualMachinesClient.UserAgent)
-	azureClient.VirtualMachinesClient.Client.PollingDuration = pollingDuration
+	azureClient.VirtualMachinesClient.Client.PollingDuration = PollingDuration

 	azureClient.SnapshotsClient = compute.NewSnapshotsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.SnapshotsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.SnapshotsClient.RequestInspector = withInspection(maxlen)
 	azureClient.SnapshotsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.SnapshotsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.SnapshotsClient.UserAgent)
-	azureClient.SnapshotsClient.Client.PollingDuration = pollingDuration
+	azureClient.SnapshotsClient.Client.PollingDuration = PollingDuration

 	azureClient.AccountsClient = armStorage.NewAccountsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.AccountsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.AccountsClient.RequestInspector = withInspection(maxlen)
 	azureClient.AccountsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.AccountsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.AccountsClient.UserAgent)
-	azureClient.AccountsClient.Client.PollingDuration = pollingDuration
+	azureClient.AccountsClient.Client.PollingDuration = PollingDuration

 	azureClient.GalleryImageVersionsClient = newCompute.NewGalleryImageVersionsClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.GalleryImageVersionsClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.GalleryImageVersionsClient.RequestInspector = withInspection(maxlen)
 	azureClient.GalleryImageVersionsClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.GalleryImageVersionsClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.GalleryImageVersionsClient.UserAgent)
-	azureClient.GalleryImageVersionsClient.Client.PollingDuration = sharedGalleryTimeout
-	azureClient.GalleryImageVersionsClient.SubscriptionID = sigSubscriptionID
+	azureClient.GalleryImageVersionsClient.Client.PollingDuration = SharedGalleryTimeout

 	azureClient.GalleryImagesClient = newCompute.NewGalleryImagesClientWithBaseURI(cloud.ResourceManagerEndpoint, subscriptionID)
 	azureClient.GalleryImagesClient.Authorizer = autorest.NewBearerAuthorizer(servicePrincipalToken)
 	azureClient.GalleryImagesClient.RequestInspector = withInspection(maxlen)
 	azureClient.GalleryImagesClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.GalleryImagesClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.GalleryImagesClient.UserAgent)
-	azureClient.GalleryImagesClient.Client.PollingDuration = pollingDuration
-	azureClient.GalleryImagesClient.SubscriptionID = sigSubscriptionID
+	azureClient.GalleryImagesClient.Client.PollingDuration = PollingDuration

 	keyVaultURL, err := url.Parse(cloud.KeyVaultEndpoint)
 	if err != nil {
@@ -252,7 +250,7 @@ func NewAzureClient(subscriptionID, sigSubscriptionID, resourceGroupName, storag
 	azureClient.VaultClient.RequestInspector = withInspection(maxlen)
 	azureClient.VaultClient.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.VaultClient.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.VaultClient.UserAgent)
-	azureClient.VaultClient.Client.PollingDuration = pollingDuration
+	azureClient.VaultClient.Client.PollingDuration = PollingDuration

 	// This client is different than the above because it manages the vault
 	// itself rather than the contents of the vault.
@@ -261,7 +259,7 @@ func NewAzureClient(subscriptionID, sigSubscriptionID, resourceGroupName, storag
 	azureClient.VaultClientDelete.RequestInspector = withInspection(maxlen)
 	azureClient.VaultClientDelete.ResponseInspector = byConcatDecorators(byInspecting(maxlen), errorCapture(azureClient))
 	azureClient.VaultClientDelete.UserAgent = fmt.Sprintf("%s %s", useragent.String(), azureClient.VaultClientDelete.UserAgent)
-	azureClient.VaultClientDelete.Client.PollingDuration = pollingDuration
+	azureClient.VaultClientDelete.Client.PollingDuration = PollingDuration

 	// If this is a managed disk build, this should be ignored.
 	if resourceGroupName != "" && storageAccountName != "" {
@@ -1,4 +1,4 @@
-ERROR: -> DeploymentFailed : At least one resource deployment operation failed. Please list deployment operations for details. Please see https://aka.ms/arm-debug for usage details.
-ERROR:   -> BadRequest
-ERROR:   -> InvalidRequestFormat : Cannot parse the request.
-ERROR:     -> InvalidJson : Error converting value "playground" to type 'Microsoft.WindowsAzure.Networking.Nrp.Frontend.Contract.Csm.Public.IpAllocationMethod'. Path 'properties.publicIPAllocationMethod', line 1, position 130.
+ERROR: -> DeploymentFailed : At least one resource deployment operation failed. Please list deployment operations for details. Please see https://aka.ms/arm-debug for usage details.
+ERROR:   -> BadRequest
+ERROR:   -> InvalidRequestFormat : Cannot parse the request.
+ERROR:     -> InvalidJson : Error converting value "playground" to type 'Microsoft.WindowsAzure.Networking.Nrp.Frontend.Contract.Csm.Public.IpAllocationMethod'. Path 'properties.publicIPAllocationMethod', line 1, position 130.
@@ -1 +1 @@
-ERROR: -> ResourceNotFound : The Resource 'Microsoft.Compute/images/PackerUbuntuImage' under resource group 'packer-test00' was not found.
+ERROR: -> ResourceNotFound : The Resource 'Microsoft.Compute/images/PackerUbuntuImage' under resource group 'packer-test00' was not found.
@@ -84,7 +84,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 	ui.Message("Creating Azure Resource Manager (ARM) client ...")
 	azureClient, err := NewAzureClient(
 		b.config.ClientConfig.SubscriptionID,
-		b.config.SharedGalleryDestination.SigDestinationSubscription,
 		b.config.ResourceGroupName,
 		b.config.StorageAccount,
 		b.config.ClientConfig.CloudEnvironment(),
@@ -222,6 +221,8 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			NewStepSnapshotDataDisks(azureClient, ui, &b.config),
 			NewStepCaptureImage(azureClient, ui),
 			NewStepPublishToSharedImageGallery(azureClient, ui, &b.config),
+			NewStepDeleteResourceGroup(azureClient, ui),
+			NewStepDeleteOSDisk(azureClient, ui),
 			NewStepDeleteAdditionalDisks(azureClient, ui),
 		}
 	} else if b.config.OSType == constants.Target_Windows {
@@ -263,6 +264,8 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			NewStepSnapshotDataDisks(azureClient, ui, &b.config),
 			NewStepCaptureImage(azureClient, ui),
 			NewStepPublishToSharedImageGallery(azureClient, ui, &b.config),
+			NewStepDeleteResourceGroup(azureClient, ui),
+			NewStepDeleteOSDisk(azureClient, ui),
 			NewStepDeleteAdditionalDisks(azureClient, ui),
 		)
 	} else {
@@ -390,7 +393,7 @@ func (b *Builder) getBlobAccount(ctx context.Context, client *AzureClient, resou
 func (b *Builder) configureStateBag(stateBag multistep.StateBag) {
 	stateBag.Put(constants.AuthorizedKey, b.config.sshAuthorizedKey)

-	stateBag.Put(constants.ArmTags, packerAzureCommon.MapToAzureTags(b.config.AzureTags))
+	stateBag.Put(constants.ArmTags, b.config.AzureTags)
 	stateBag.Put(constants.ArmComputeName, b.config.tmpComputeName)
 	stateBag.Put(constants.ArmDeploymentName, b.config.tmpDeploymentName)

@@ -223,11 +223,7 @@ const testBuilderAccManagedDiskLinux = `
 	  "image_sku": "16.04-LTS",

 	  "location": "South Central US",
-	  "vm_size": "Standard_DS2_v2",
-	  "azure_tags": {
-	    "env": "testing",
-	    "builder": "packer"
-	   }
+	  "vm_size": "Standard_DS2_v2"
 	}]
 }
 `
@@ -33,35 +33,3 @@ func TestStateBagShouldBePopulatedExpectedValues(t *testing.T) {
 		}
 	}
 }
-
-func TestStateBagShouldPoluateExpectedTags(t *testing.T) {
-	var testSubject Builder
-
-	expectedTags := map[string]string{
-		"env":     "test",
-		"builder": "packer",
-	}
-	armConfig := getArmBuilderConfiguration()
-	armConfig["azure_tags"] = expectedTags
-
-	_, _, err := testSubject.Prepare(armConfig, getPackerConfiguration())
-	if err != nil {
-		t.Fatalf("failed to prepare: %s", err)
-	}
-
-	tags, ok := testSubject.stateBag.Get(constants.ArmTags).(map[string]*string)
-	if !ok {
-		t.Errorf("Expected the builder's state bag to contain tags of type %T, but didn't.", testSubject.config.AzureTags)
-	}
-
-	if len(tags) != len(expectedTags) {
-		t.Errorf("expect tags from state to be the same length as tags from config")
-	}
-
-	for k, v := range tags {
-		if expectedTags[k] != *v {
-			t.Errorf("expect tag value of %s to be %s, but got %s", k, expectedTags[k], *v)
-		}
-	}
-
-}
@@ -90,7 +90,6 @@ type SharedImageGallery struct {
 }

 type SharedImageGalleryDestination struct {
-	SigDestinationSubscription       string   `mapstructure:"subscription"`
 	SigDestinationResourceGroup      string   `mapstructure:"resource_group"`
 	SigDestinationGalleryName        string   `mapstructure:"gallery_name"`
 	SigDestinationImageName          string   `mapstructure:"image_name"`
@@ -104,8 +103,7 @@ type Config struct {
 	// Authentication via OAUTH
 	ClientConfig client.Config `mapstructure:",squash"`

-	// A list of one or more fully-qualified resource IDs of user assigned
-	// managed identities to be configured on the VM.
+	// If set with one or more resource ids of user assigned managed identities, they will be configured on the VM.
 	// See [documentation](https://docs.microsoft.com/en-us/azure/active-directory/managed-identities-azure-resources/how-to-use-vm-token)
 	// for how to acquire tokens within the VM.
 	// To assign a user assigned managed identity to a VM, the provided account or service principal must have [Managed Identity Operator](https://docs.microsoft.com/en-us/azure/role-based-access-control/built-in-roles#managed-identity-operator)
@@ -119,64 +117,31 @@ type Config struct {
 	// Use a [Shared Gallery
 	// image](https://azure.microsoft.com/en-us/blog/announcing-the-public-preview-of-shared-image-gallery/)
 	// as the source for this build. *VHD targets are incompatible with this
-	// build type* - the target must be a *Managed Image*. When using shared_image_gallery as a source, image_publisher,
-	// image_offer, image_sku, image_version, and custom_managed_image_name should not be set.
+	// build type* - the target must be a *Managed Image*.
 	//
-	// In JSON
-	// ```json
-	// "shared_image_gallery": {
-	//     "subscription": "00000000-0000-0000-0000-00000000000",
-	//     "resource_group": "ResourceGroup",
-	//     "gallery_name": "GalleryName",
-	//     "image_name": "ImageName",
-	//     "image_version": "1.0.0"
-	// }
-	// "managed_image_name": "TargetImageName",
-	// "managed_image_resource_group_name": "TargetResourceGroup"
-	// ```
-	// In HCL2
-	// ```hcl
-	// shared_image_gallery {
-	//     subscription = "00000000-0000-0000-0000-00000000000"
-	//     resource_group = "ResourceGroup"
-	//     gallery_name = "GalleryName"
-	//     image_name = "ImageName"
-	//     image_version = "1.0.0"
-	// }
-	// managed_image_name = "TargetImageName"
-	// managed_image_resource_group_name = "TargetResourceGroup"
-	// ```
+	//     "shared_image_gallery": {
+	//         "subscription": "00000000-0000-0000-0000-00000000000",
+	//         "resource_group": "ResourceGroup",
+	//         "gallery_name": "GalleryName",
+	//         "image_name": "ImageName",
+	//         "image_version": "1.0.0"
+	//     }
+	//     "managed_image_name": "TargetImageName",
+	//     "managed_image_resource_group_name": "TargetResourceGroup"
 	SharedGallery SharedImageGallery `mapstructure:"shared_image_gallery" required:"false"`
 	// The name of the Shared Image Gallery under which the managed image will be published as Shared Gallery Image version.
 	//
 	// Following is an example.
 	//
-	// In JSON
-	// ```json
-	// "shared_image_gallery_destination": {
-	//     "subscription": "00000000-0000-0000-0000-00000000000",
-	//     "resource_group": "ResourceGroup",
-	//     "gallery_name": "GalleryName",
-	//     "image_name": "ImageName",
-	//     "image_version": "1.0.0",
-	//     "replication_regions": ["regionA", "regionB", "regionC"]
-	// }
-	// "managed_image_name": "TargetImageName",
-	// "managed_image_resource_group_name": "TargetResourceGroup"
-	// ```
-	// In HCL2
-	// ```hcl
-	// shared_image_gallery_destination {
-	//     subscription = "00000000-0000-0000-0000-00000000000"
-	//     resource_group = "ResourceGroup"
-	//     gallery_name = "GalleryName"
-	//     image_name = "ImageName"
-	//     image_version = "1.0.0"
-	//     replication_regions = ["regionA", "regionB", "regionC"]
-	// }
-	// managed_image_name = "TargetImageName"
-	// managed_image_resource_group_name = "TargetResourceGroup"
-	// ```
+	//     "shared_image_gallery_destination": {
+	//         "resource_group": "ResourceGroup",
+	//         "gallery_name": "GalleryName",
+	//         "image_name": "ImageName",
+	//         "image_version": "1.0.0",
+	//         "replication_regions": ["regionA", "regionB", "regionC"]
+	//     }
+	//     "managed_image_name": "TargetImageName",
+	//     "managed_image_resource_group_name": "TargetResourceGroup"
 	SharedGalleryDestination SharedImageGalleryDestination `mapstructure:"shared_image_gallery_destination"`
 	// How long to wait for an image to be published to the shared image
 	// gallery before timing out. If your Packer build is failing on the
@@ -288,7 +253,7 @@ type Config struct {
 	// Group, VM, NIC, VNET, Public IP, KeyVault, etc. The user can define up
 	// to 15 tags. Tag names cannot exceed 512 characters, and tag values
 	// cannot exceed 256 characters.
-	AzureTags map[string]string `mapstructure:"azure_tags" required:"false"`
+	AzureTags map[string]*string `mapstructure:"azure_tags" required:"false"`
 	// Same as [`azure_tags`](#azure_tags) but defined as a singular repeatable block
 	// containing a `name` and a `value` field. In HCL2 mode the
 	// [`dynamic_block`](/docs/configuration/from-1.5/expressions#dynamic-blocks)
@@ -513,7 +478,7 @@ func (c *Config) toImageParameters() *compute.Image {
 			},
 		},
 		Location: to.StringPtr(c.Location),
-		Tags:     azcommon.MapToAzureTags(c.AzureTags),
+		Tags:     c.AzureTags,
 	}
 }

@@ -596,7 +561,10 @@ func (c *Config) Prepare(raws ...interface{}) ([]string, error) {
 	}

 	// copy singular blocks
-	c.AzureTag.CopyOn(&c.AzureTags)
+	for _, kv := range c.AzureTag {
+		v := kv.Value
+		c.AzureTags[kv.Name] = &v
+	}

 	err = c.ClientConfig.SetDefaultValues()
 	if err != nil {
@@ -804,8 +772,8 @@ func assertTagProperties(c *Config, errs *packer.MultiError) {
 		if len(k) > 512 {
 			errs = packer.MultiErrorAppend(errs, fmt.Errorf("the tag name %q exceeds (%d) the 512 character limit", k, len(k)))
 		}
-		if len(v) > 256 {
-			errs = packer.MultiErrorAppend(errs, fmt.Errorf("the tag name %q exceeds (%d) the 256 character limit", v, len(v)))
+		if len(*v) > 256 {
+			errs = packer.MultiErrorAppend(errs, fmt.Errorf("the tag name %q exceeds (%d) the 256 character limit", *v, len(*v)))
 		}
 	}
 }
@@ -819,10 +787,6 @@ func assertRequiredParametersSet(c *Config, errs *packer.MultiError) {
 		for _, rid := range c.UserAssignedManagedIdentities {
 			r, err := client.ParseResourceID(rid)
 			if err != nil {
-				err := fmt.Errorf("Error parsing resource ID from `user_assigned_managed_identities`; please make sure"+
-					" that this value follows the full resource id format: "+
-					"/subscriptions/<SUBSCRIPTON_ID>/resourcegroups/<RESOURCE_GROUP>/providers/Microsoft.ManagedIdentity/userAssignedIdentities/<USER_ASSIGNED_IDENTITY_NAME>.\n"+
-					" Original error: %s", err)
 				errs = packer.MultiErrorAppend(errs, err)
 			} else {
 				if !strings.EqualFold(r.Provider, "Microsoft.ManagedIdentity") {
@@ -1009,9 +973,6 @@ func assertRequiredParametersSet(c *Config, errs *packer.MultiError) {
 		if len(c.SharedGalleryDestination.SigDestinationReplicationRegions) == 0 {
 			errs = packer.MultiErrorAppend(errs, fmt.Errorf("A list of replication_regions must be specified for shared_image_gallery_destination"))
 		}
-		if c.SharedGalleryDestination.SigDestinationSubscription == "" {
-			c.SharedGalleryDestination.SigDestinationSubscription = c.ClientConfig.SubscriptionID
-		}
 	}
 	if c.SharedGalleryTimeout == 0 {
 		// default to a one-hour timeout. In the sdk, the default is 15 m.
@@ -1060,13 +1021,13 @@ func assertRequiredParametersSet(c *Config, errs *packer.MultiError) {
 			errs = packer.MultiErrorAppend(errs, fmt.Errorf("if either plan_name, plan_product, plan_publisher, or plan_promotion_code are defined then plan_name, plan_product, and plan_publisher must be defined"))
 		} else {
 			if c.AzureTags == nil {
-				c.AzureTags = make(map[string]string)
+				c.AzureTags = make(map[string]*string)
 			}

-			c.AzureTags["PlanInfo"] = c.PlanInfo.PlanName
-			c.AzureTags["PlanProduct"] = c.PlanInfo.PlanProduct
-			c.AzureTags["PlanPublisher"] = c.PlanInfo.PlanPublisher
-			c.AzureTags["PlanPromotionCode"] = c.PlanInfo.PlanPromotionCode
+			c.AzureTags["PlanInfo"] = &c.PlanInfo.PlanName
+			c.AzureTags["PlanProduct"] = &c.PlanInfo.PlanProduct
+			c.AzureTags["PlanPublisher"] = &c.PlanInfo.PlanPublisher
+			c.AzureTags["PlanPromotionCode"] = &c.PlanInfo.PlanPromotionCode
 		}
 	}

@@ -49,7 +49,7 @@ type FlatConfig struct {
 	ManagedImageOSDiskSnapshotName             *string                            `mapstructure:"managed_image_os_disk_snapshot_name" required:"false" cty:"managed_image_os_disk_snapshot_name" hcl:"managed_image_os_disk_snapshot_name"`
 	ManagedImageDataDiskSnapshotPrefix         *string                            `mapstructure:"managed_image_data_disk_snapshot_prefix" required:"false" cty:"managed_image_data_disk_snapshot_prefix" hcl:"managed_image_data_disk_snapshot_prefix"`
 	ManagedImageZoneResilient                  *bool                              `mapstructure:"managed_image_zone_resilient" required:"false" cty:"managed_image_zone_resilient" hcl:"managed_image_zone_resilient"`
-	AzureTags                                  map[string]string                  `mapstructure:"azure_tags" required:"false" cty:"azure_tags" hcl:"azure_tags"`
+	AzureTags                                  map[string]*string                 `mapstructure:"azure_tags" required:"false" cty:"azure_tags" hcl:"azure_tags"`
 	AzureTag                                   []hcl2template.FlatNameValue       `mapstructure:"azure_tag" required:"false" cty:"azure_tag" hcl:"azure_tag"`
 	ResourceGroupName                          *string                            `mapstructure:"resource_group_name" cty:"resource_group_name" hcl:"resource_group_name"`
 	StorageAccount                             *string                            `mapstructure:"storage_account" cty:"storage_account" hcl:"storage_account"`
@@ -311,7 +311,6 @@ func (*FlatSharedImageGallery) HCL2Spec() map[string]hcldec.Spec {
 // FlatSharedImageGalleryDestination is an auto-generated flat version of SharedImageGalleryDestination.
 // Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
 type FlatSharedImageGalleryDestination struct {
-	SigDestinationSubscription       *string  `mapstructure:"subscription" cty:"subscription" hcl:"subscription"`
 	SigDestinationResourceGroup      *string  `mapstructure:"resource_group" cty:"resource_group" hcl:"resource_group"`
 	SigDestinationGalleryName        *string  `mapstructure:"gallery_name" cty:"gallery_name" hcl:"gallery_name"`
 	SigDestinationImageName          *string  `mapstructure:"image_name" cty:"image_name" hcl:"image_name"`
@@ -331,7 +330,6 @@ func (*SharedImageGalleryDestination) FlatMapstructure() interface{ HCL2Spec() m
 // The decoded values from this spec will then be applied to a FlatSharedImageGalleryDestination.
 func (*FlatSharedImageGalleryDestination) HCL2Spec() map[string]hcldec.Spec {
 	s := map[string]hcldec.Spec{
-		"subscription":        &hcldec.AttrSpec{Name: "subscription", Type: cty.String, Required: false},
 		"resource_group":      &hcldec.AttrSpec{Name: "resource_group", Type: cty.String, Required: false},
 		"gallery_name":        &hcldec.AttrSpec{Name: "gallery_name", Type: cty.String, Required: false},
 		"image_name":          &hcldec.AttrSpec{Name: "image_name", Type: cty.String, Required: false},
@@ -6,9 +6,7 @@ import (
 	"time"

 	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2018-04-01/compute"
-	"github.com/google/go-cmp/cmp"
 	"github.com/hashicorp/packer/builder/azure/common/constants"
-	"github.com/hashicorp/packer/hcl2template"
 )

 // List of configuration parameters that are required by the ARM builder.
@@ -912,55 +910,32 @@ func TestConfigShouldAcceptTags(t *testing.T) {
 		},
 	}

-	c := Config{
-		AzureTag: hcl2template.NameValues{
-			{Name: "tag03", Value: "value03"},
-		},
-	}
+	var c Config
 	_, err := c.Prepare(config, getPackerConfiguration())
+
 	if err != nil {
 		t.Fatal(err)
 	}

-	if diff := cmp.Diff(c.AzureTags, map[string]string{
-		"tag01": "value01",
-		"tag02": "value02",
-		"tag03": "value03",
-	}); diff != "" {
-		t.Fatalf("unexpected azure tags: %s", diff)
-	}
-}
-
-func TestConfigShouldAcceptTag(t *testing.T) {
-	config := map[string]interface{}{
-		"capture_name_prefix":    "ignore",
-		"capture_container_name": "ignore",
-		"image_offer":            "ignore",
-		"image_publisher":        "ignore",
-		"image_sku":              "ignore",
-		"location":               "ignore",
-		"storage_account":        "ignore",
-		"resource_group_name":    "ignore",
-		"subscription_id":        "ignore",
-		"communicator":           "none",
-		// Does not matter for this test case, just pick one.
-		"os_type": constants.Target_Linux,
+	if len(c.AzureTags) != 2 {
+		t.Fatalf("expected to find 2 tags, but got %d", len(c.AzureTags))
 	}

-	c := Config{
-		AzureTag: hcl2template.NameValues{
-			{Name: "tag03", Value: "value03"},
-		},
+	if _, ok := c.AzureTags["tag01"]; !ok {
+		t.Error("expected to find key=\"tag01\", but did not")
 	}
-	_, err := c.Prepare(config, getPackerConfiguration())
-	if err != nil {
-		t.Fatal(err)
+	if _, ok := c.AzureTags["tag02"]; !ok {
+		t.Error("expected to find key=\"tag02\", but did not")
 	}

-	if diff := cmp.Diff(c.AzureTags, map[string]string{
-		"tag03": "value03",
-	}); diff != "" {
-		t.Fatalf("unexpected azure tags: %s", diff)
+	value := c.AzureTags["tag01"]
+	if *value != "value01" {
+		t.Errorf("expected AzureTags[\"tag01\"] to have value \"value01\", but got %q", *value)
+	}
+
+	value = c.AzureTags["tag02"]
+	if *value != "value02" {
+		t.Errorf("expected AzureTags[\"tag02\"] to have value \"value02\", but got %q", *value)
 	}
 }

@@ -2072,8 +2047,8 @@ func TestConfig_PrepareProvidedWinRMPassword(t *testing.T) {
 	}
 }

-func getArmBuilderConfiguration() map[string]interface{} {
-	m := make(map[string]interface{})
+func getArmBuilderConfiguration() map[string]string {
+	m := make(map[string]string)
 	for _, v := range requiredConfigValues {
 		m[v] = "ignored00"
 	}
@@ -61,13 +61,7 @@ func (s *StepCreateResourceGroup) Run(ctx context.Context, state multistep.State

 	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
 	var location = state.Get(constants.ArmLocation).(string)
-	tags, ok := state.Get(constants.ArmTags).(map[string]*string)
-	if !ok {
-		err := fmt.Errorf("failed to extract tags from state bag")
-		state.Put(constants.Error, err)
-		s.error(err)
-		return multistep.ActionHalt
-	}
+	var tags = state.Get(constants.ArmTags).(map[string]*string)

 	exists, err := s.exists(ctx, resourceGroupName)
 	if err != nil {
@@ -117,30 +111,27 @@ func (s *StepCreateResourceGroup) Cleanup(state multistep.StateBag) {
 	if state.Get(constants.ArmIsExistingResourceGroup).(bool) {
 		ui.Say("\nThe resource group was not created by Packer, not deleting ...")
 		return
-	}
+	} else {
+		ui.Say("\nCleanup requested, deleting resource group ...")

-	ctx := context.TODO()
-	resourceGroupName := state.Get(constants.ArmResourceGroupName).(string)
-	if exists, err := s.exists(ctx, resourceGroupName); !exists || err != nil {
-		return
-	}
-
-	ui.Say("\nCleanup requested, deleting resource group ...")
-	f, err := s.client.GroupsClient.Delete(ctx, resourceGroupName)
-	if err == nil {
-		if state.Get(constants.ArmAsyncResourceGroupDelete).(bool) {
-			s.say(fmt.Sprintf("\n Not waiting for Resource Group delete as requested by user. Resource Group Name is %s", resourceGroupName))
-		} else {
-			err = f.WaitForCompletionRef(ctx, s.client.GroupsClient.Client)
+		var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
+		ctx := context.TODO()
+		f, err := s.client.GroupsClient.Delete(ctx, resourceGroupName)
+		if err == nil {
+			if state.Get(constants.ArmAsyncResourceGroupDelete).(bool) {
+				s.say(fmt.Sprintf("\n Not waiting for Resource Group delete as requested by user. Resource Group Name is %s", resourceGroupName))
+			} else {
+				err = f.WaitForCompletionRef(ctx, s.client.GroupsClient.Client)
+			}
+		}
+		if err != nil {
+			ui.Error(fmt.Sprintf("Error deleting resource group.  Please delete it manually.\n\n"+
+				"Name: %s\n"+
+				"Error: %s", resourceGroupName, err))
+			return
+		}
+		if !state.Get(constants.ArmAsyncResourceGroupDelete).(bool) {
+			ui.Say("Resource group has been deleted.")
 		}
 	}
-	if err != nil {
-		ui.Error(fmt.Sprintf("Error deleting resource group.  Please delete it manually.\n\n"+
-			"Name: %s\n"+
-			"Error: %s", resourceGroupName, err))
-		return
-	}
-	if !state.Get(constants.ArmAsyncResourceGroupDelete).(bool) {
-		ui.Say("Resource group has been deleted.")
-	}
 }
@@ -220,32 +220,3 @@ func createTestExistingStateBagStepCreateResourceGroup() multistep.StateBag {
 	stateBag.Put(constants.ArmTags, tags)
 	return stateBag
 }
-
-func TestStepCreateResourceGroupShouldFailIfTagsFailCast(t *testing.T) {
-	stateBag := new(multistep.BasicStateBag)
-
-	stateBag.Put(constants.ArmLocation, "Unit Test: Location")
-	stateBag.Put(constants.ArmResourceGroupName, "Unit Test: ResourceGroupName")
-	stateBag.Put(constants.ArmIsExistingResourceGroup, true)
-
-	value := "Unit Test: Tags"
-	tags := map[string]string{
-		"tag01": value,
-	}
-
-	stateBag.Put(constants.ArmTags, tags)
-	var testSubject = &StepCreateResourceGroup{
-		create: func(context.Context, string, string, map[string]*string) error { return nil },
-		say:    func(message string) {},
-		error:  func(e error) {},
-		exists: func(context.Context, string) (bool, error) { return false, nil },
-	}
-	var result = testSubject.Run(context.Background(), stateBag)
-	if result != multistep.ActionHalt {
-		t.Fatalf("Expected the step to return 'ActionHalt', but got '%d'.", result)
-	}
-
-	if _, ok := stateBag.GetOk(constants.Error); ok == false {
-		t.Fatalf("Expected the step to set stateBag['%s'], but it was not.", constants.Error)
-	}
-}
@@ -35,13 +35,8 @@ func NewStepDeleteAdditionalDisks(client *AzureClient, ui packer.Ui) *StepDelete

 func (s *StepDeleteAdditionalDisk) deleteBlob(storageContainerName string, blobName string) error {
 	blob := s.client.BlobStorageClient.GetContainerReference(storageContainerName).GetBlobReference(blobName)
-	_, err := blob.BreakLease(nil)
-	if err != nil && !strings.Contains(err.Error(), "LeaseNotPresentWithLeaseOperation") {
-		s.say(s.client.LastError.Error())
-		return err
-	}
+	err := blob.Delete(nil)

-	err = blob.Delete(nil)
 	if err != nil {
 		s.say(s.client.LastError.Error())
 	}
@@ -85,26 +80,25 @@ func (s *StepDeleteAdditionalDisk) Run(ctx context.Context, state multistep.Stat
 				s.say("Failed to delete the managed Additional Disk!")
 				return processStepResult(err, s.error, state)
 			}
-			continue
-		}
-
-		u, err := url.Parse(additionaldisk)
-		if err != nil {
-			s.say("Failed to parse the Additional Disk's VHD URI!")
-			return processStepResult(err, s.error, state)
-		}
-
-		xs := strings.Split(u.Path, "/")
-		if len(xs) < 3 {
-			err = errors.New("Failed to parse Additional Disk's VHD URI!")
 		} else {
-			var storageAccountName = xs[1]
-			var blobName = strings.Join(xs[2:], "/")
+			u, err := url.Parse(additionaldisk)
+			if err != nil {
+				s.say("Failed to parse the Additional Disk's VHD URI!")
+				return processStepResult(err, s.error, state)
+			}

-			err = s.delete(storageAccountName, blobName)
-		}
-		if err != nil {
-			return processStepResult(err, s.error, state)
+			xs := strings.Split(u.Path, "/")
+			if len(xs) < 3 {
+				err = errors.New("Failed to parse Additional Disk's VHD URI!")
+			} else {
+				var storageAccountName = xs[1]
+				var blobName = strings.Join(xs[2:], "/")
+
+				err = s.delete(storageAccountName, blobName)
+			}
+			if err != nil {
+				return processStepResult(err, s.error, state)
+			}
 		}
 	}
 	return multistep.ActionContinue
@@ -0,0 +1,99 @@
+package arm
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/url"
+	"strings"
+
+	"github.com/hashicorp/packer/builder/azure/common/constants"
+
+	"github.com/hashicorp/packer/helper/multistep"
+	"github.com/hashicorp/packer/packer"
+)
+
+type StepDeleteOSDisk struct {
+	client        *AzureClient
+	delete        func(string, string) error
+	deleteManaged func(context.Context, string, string) error
+	say           func(message string)
+	error         func(e error)
+}
+
+func NewStepDeleteOSDisk(client *AzureClient, ui packer.Ui) *StepDeleteOSDisk {
+	var step = &StepDeleteOSDisk{
+		client: client,
+		say:    func(message string) { ui.Say(message) },
+		error:  func(e error) { ui.Error(e.Error()) },
+	}
+
+	step.delete = step.deleteBlob
+	step.deleteManaged = step.deleteManagedDisk
+	return step
+}
+
+func (s *StepDeleteOSDisk) deleteBlob(storageContainerName string, blobName string) error {
+	blob := s.client.BlobStorageClient.GetContainerReference(storageContainerName).GetBlobReference(blobName)
+	err := blob.Delete(nil)
+
+	if err != nil {
+		s.say(s.client.LastError.Error())
+	}
+	return err
+}
+
+func (s *StepDeleteOSDisk) deleteManagedDisk(ctx context.Context, resourceGroupName string, imageName string) error {
+	xs := strings.Split(imageName, "/")
+	diskName := xs[len(xs)-1]
+	f, err := s.client.DisksClient.Delete(ctx, resourceGroupName, diskName)
+	if err == nil {
+		err = f.WaitForCompletionRef(ctx, s.client.DisksClient.Client)
+	}
+	return err
+}
+
+func (s *StepDeleteOSDisk) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
+	s.say("Deleting the temporary OS disk ...")
+
+	var osDisk = state.Get(constants.ArmOSDiskVhd).(string)
+	var isManagedDisk = state.Get(constants.ArmIsManagedImage).(bool)
+	var isExistingResourceGroup = state.Get(constants.ArmIsExistingResourceGroup).(bool)
+	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
+
+	if isManagedDisk && !isExistingResourceGroup {
+		s.say(fmt.Sprintf(" -> OS Disk : skipping, managed disk was used..."))
+		return multistep.ActionContinue
+	}
+
+	s.say(fmt.Sprintf(" -> OS Disk : '%s'", osDisk))
+
+	var err error
+	if isManagedDisk {
+		err = s.deleteManaged(ctx, resourceGroupName, osDisk)
+		if err != nil {
+			s.say("Failed to delete the managed OS Disk!")
+			return processStepResult(err, s.error, state)
+		}
+		return multistep.ActionContinue
+	}
+	u, err := url.Parse(osDisk)
+	if err != nil {
+		s.say("Failed to parse the OS Disk's VHD URI!")
+		return processStepResult(err, s.error, state)
+	}
+
+	xs := strings.Split(u.Path, "/")
+	if len(xs) < 3 {
+		err = errors.New("Failed to parse OS Disk's VHD URI!")
+	} else {
+		var storageAccountName = xs[1]
+		var blobName = strings.Join(xs[2:], "/")
+
+		err = s.delete(storageAccountName, blobName)
+	}
+	return processStepResult(err, s.error, state)
+}
+
+func (*StepDeleteOSDisk) Cleanup(multistep.StateBag) {
+}
@@ -0,0 +1,227 @@
+package arm
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/packer/builder/azure/common/constants"
+	"github.com/hashicorp/packer/helper/multistep"
+)
+
+func TestStepDeleteOSDiskShouldFailIfGetFails(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete:        func(string, string) error { return fmt.Errorf("!! Unit Test FAIL !!") },
+		deleteManaged: func(context.Context, string, string) error { return nil },
+		say:           func(message string) {},
+		error:         func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("http://storage.blob.core.windows.net/images/pkrvm_os.vhd")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionHalt {
+		t.Fatalf("Expected the step to return 'ActionHalt', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == false {
+		t.Fatalf("Expected the step to set stateBag['%s'], but it was not.", constants.Error)
+	}
+}
+
+func TestStepDeleteOSDiskShouldPassIfGetPasses(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete: func(string, string) error { return nil },
+		say:    func(message string) {},
+		error:  func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("http://storage.blob.core.windows.net/images/pkrvm_os.vhd")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionContinue {
+		t.Fatalf("Expected the step to return 'ActionContinue', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == true {
+		t.Fatalf("Expected the step to not set stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func TestStepDeleteOSDiskShouldTakeStepArgumentsFromStateBag(t *testing.T) {
+	var actualStorageContainerName string
+	var actualBlobName string
+
+	var testSubject = &StepDeleteOSDisk{
+		delete: func(storageContainerName string, blobName string) error {
+			actualStorageContainerName = storageContainerName
+			actualBlobName = blobName
+			return nil
+		},
+		say:   func(message string) {},
+		error: func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("http://storage.blob.core.windows.net/images/pkrvm_os.vhd")
+	var result = testSubject.Run(context.Background(), stateBag)
+
+	if result != multistep.ActionContinue {
+		t.Fatalf("Expected the step to return 'ActionContinue', but got '%d'.", result)
+	}
+
+	if actualStorageContainerName != "images" {
+		t.Fatalf("Expected the storage container name to be 'images', but found '%s'.", actualStorageContainerName)
+	}
+
+	if actualBlobName != "pkrvm_os.vhd" {
+		t.Fatalf("Expected the blob name to be 'pkrvm_os.vhd', but found '%s'.", actualBlobName)
+	}
+}
+
+func TestStepDeleteOSDiskShouldHandleComplexStorageContainerNames(t *testing.T) {
+	var actualStorageContainerName string
+	var actualBlobName string
+
+	var testSubject = &StepDeleteOSDisk{
+		delete: func(storageContainerName string, blobName string) error {
+			actualStorageContainerName = storageContainerName
+			actualBlobName = blobName
+			return nil
+		},
+		say:   func(message string) {},
+		error: func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("http://storage.blob.core.windows.net/abc/def/pkrvm_os.vhd")
+	testSubject.Run(context.Background(), stateBag)
+
+	if actualStorageContainerName != "abc" {
+		t.Fatalf("Expected the storage container name to be 'abc/def', but found '%s'.", actualStorageContainerName)
+	}
+
+	if actualBlobName != "def/pkrvm_os.vhd" {
+		t.Fatalf("Expected the blob name to be 'pkrvm_os.vhd', but found '%s'.", actualBlobName)
+	}
+}
+
+func TestStepDeleteOSDiskShouldFailIfVHDNameCannotBeURLParsed(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete:        func(string, string) error { return nil },
+		say:           func(message string) {},
+		error:         func(e error) {},
+		deleteManaged: func(context.Context, string, string) error { return nil },
+	}
+
+	// Invalid URL per https://golang.org/src/net/url/url_test.go
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("http://[fe80::1%en0]/")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionHalt {
+		t.Fatalf("Expected the step to return 'ActionHalt', but got '%v'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == false {
+		t.Fatalf("Expected the step to not stateBag['%s'], but it was.", constants.Error)
+	}
+}
+func TestStepDeleteOSDiskShouldFailIfVHDNameIsTooShort(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete:        func(string, string) error { return nil },
+		say:           func(message string) {},
+		error:         func(e error) {},
+		deleteManaged: func(context.Context, string, string) error { return nil },
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteOSDisk("storage.blob.core.windows.net/abc")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionHalt {
+		t.Fatalf("Expected the step to return 'ActionHalt', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == false {
+		t.Fatalf("Expected the step to not stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func TestStepDeleteOSDiskShouldPassIfManagedDiskInTempResourceGroup(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete: func(string, string) error { return nil },
+		say:    func(message string) {},
+		error:  func(e error) {},
+	}
+
+	stateBag := new(multistep.BasicStateBag)
+	stateBag.Put(constants.ArmOSDiskVhd, "subscriptions/123-456-789/resourceGroups/existingresourcegroup/providers/Microsoft.Compute/disks/osdisk")
+	stateBag.Put(constants.ArmIsManagedImage, true)
+	stateBag.Put(constants.ArmIsExistingResourceGroup, false)
+	stateBag.Put(constants.ArmResourceGroupName, "testgroup")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionContinue {
+		t.Fatalf("Expected the step to return 'ActionContinue', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == true {
+		t.Fatalf("Expected the step to not set stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func TestStepDeleteOSDiskShouldFailIfManagedDiskInExistingResourceGroupFailsToDelete(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete:        func(string, string) error { return nil },
+		say:           func(message string) {},
+		error:         func(e error) {},
+		deleteManaged: func(context.Context, string, string) error { return errors.New("UNIT TEST FAIL!") },
+	}
+
+	stateBag := new(multistep.BasicStateBag)
+	stateBag.Put(constants.ArmOSDiskVhd, "subscriptions/123-456-789/resourceGroups/existingresourcegroup/providers/Microsoft.Compute/disks/osdisk")
+	stateBag.Put(constants.ArmIsManagedImage, true)
+	stateBag.Put(constants.ArmIsExistingResourceGroup, true)
+	stateBag.Put(constants.ArmResourceGroupName, "testgroup")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionHalt {
+		t.Fatalf("Expected the step to return 'ActionHalt', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == false {
+		t.Fatalf("Expected the step to not stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func TestStepDeleteOSDiskShouldFailIfManagedDiskInExistingResourceGroupIsDeleted(t *testing.T) {
+	var testSubject = &StepDeleteOSDisk{
+		delete:        func(string, string) error { return nil },
+		say:           func(message string) {},
+		error:         func(e error) {},
+		deleteManaged: func(context.Context, string, string) error { return nil },
+	}
+
+	stateBag := new(multistep.BasicStateBag)
+	stateBag.Put(constants.ArmOSDiskVhd, "subscriptions/123-456-789/resourceGroups/existingresourcegroup/providers/Microsoft.Compute/disks/osdisk")
+	stateBag.Put(constants.ArmIsManagedImage, true)
+	stateBag.Put(constants.ArmIsExistingResourceGroup, true)
+	stateBag.Put(constants.ArmResourceGroupName, "testgroup")
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionContinue {
+		t.Fatalf("Expected the step to return 'ActionContinue', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == true {
+		t.Fatalf("Expected the step to not set stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func DeleteTestStateBagStepDeleteOSDisk(osDiskVhd string) multistep.StateBag {
+	stateBag := new(multistep.BasicStateBag)
+	stateBag.Put(constants.ArmOSDiskVhd, osDiskVhd)
+	stateBag.Put(constants.ArmIsManagedImage, false)
+	stateBag.Put(constants.ArmIsExistingResourceGroup, false)
+	stateBag.Put(constants.ArmResourceGroupName, "testgroup")
+
+	return stateBag
+}
@@ -0,0 +1,153 @@
+package arm
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/hashicorp/packer/builder/azure/common/constants"
+	"github.com/hashicorp/packer/common/retry"
+	"github.com/hashicorp/packer/helper/multistep"
+	"github.com/hashicorp/packer/packer"
+)
+
+const (
+	maxResourcesToDelete = 50
+)
+
+type StepDeleteResourceGroup struct {
+	client *AzureClient
+	delete func(ctx context.Context, state multistep.StateBag, resourceGroupName string) error
+	say    func(message string)
+	error  func(e error)
+}
+
+func NewStepDeleteResourceGroup(client *AzureClient, ui packer.Ui) *StepDeleteResourceGroup {
+	var step = &StepDeleteResourceGroup{
+		client: client,
+		say:    func(message string) { ui.Say(message) },
+		error:  func(e error) { ui.Error(e.Error()) },
+	}
+
+	step.delete = step.deleteResourceGroup
+	return step
+}
+
+func (s *StepDeleteResourceGroup) deleteResourceGroup(ctx context.Context, state multistep.StateBag, resourceGroupName string) error {
+	var err error
+	if state.Get(constants.ArmIsExistingResourceGroup).(bool) {
+		s.say("\nThe resource group was not created by Packer, only deleting individual resources ...")
+		var deploymentName = state.Get(constants.ArmDeploymentName).(string)
+		err = s.deleteDeploymentResources(ctx, deploymentName, resourceGroupName)
+		if err != nil {
+			return err
+		}
+
+		if keyVaultDeploymentName, ok := state.GetOk(constants.ArmKeyVaultDeploymentName); ok {
+			// Only delete if custom keyvault was not provided.
+			if exists := state.Get(constants.ArmIsExistingKeyVault).(bool); !exists {
+				s.say("\n Deleting the keyvault deployment because it was created by Packer...")
+				err = s.deleteDeploymentResources(ctx, keyVaultDeploymentName.(string), resourceGroupName)
+				if err != nil {
+					return err
+				}
+			}
+		}
+
+		return nil
+	} else {
+		s.say("\nThe resource group was created by Packer, deleting ...")
+		f, err := s.client.GroupsClient.Delete(ctx, resourceGroupName)
+		if err == nil {
+			if state.Get(constants.ArmAsyncResourceGroupDelete).(bool) {
+				// No need to wait for the completion for delete if request is Accepted
+				s.say(fmt.Sprintf("\nResource Group is being deleted, not waiting for deletion due to config. Resource Group Name '%s'", resourceGroupName))
+			} else {
+				f.WaitForCompletionRef(ctx, s.client.GroupsClient.Client)
+			}
+
+		}
+
+		if err != nil {
+			s.say(s.client.LastError.Error())
+		}
+		return err
+	}
+}
+
+func (s *StepDeleteResourceGroup) deleteDeploymentResources(ctx context.Context, deploymentName, resourceGroupName string) error {
+	maxResources := int32(maxResourcesToDelete)
+
+	deploymentOperations, err := s.client.DeploymentOperationsClient.ListComplete(ctx, resourceGroupName, deploymentName, &maxResources)
+	if err != nil {
+		s.reportIfError(err, resourceGroupName)
+		return err
+	}
+
+	for deploymentOperations.NotDone() {
+		deploymentOperation := deploymentOperations.Value()
+		// Sometimes an empty operation is added to the list by Azure
+		if deploymentOperation.Properties.TargetResource == nil {
+			deploymentOperations.Next()
+			continue
+		}
+
+		resourceName := *deploymentOperation.Properties.TargetResource.ResourceName
+		resourceType := *deploymentOperation.Properties.TargetResource.ResourceType
+
+		s.say(fmt.Sprintf(" -> %s : '%s'",
+			resourceType,
+			resourceName))
+
+		retry.Config{
+			Tries:      10,
+			RetryDelay: (&retry.Backoff{InitialBackoff: 10 * time.Second, MaxBackoff: 600 * time.Second, Multiplier: 2}).Linear,
+		}.Run(ctx, func(ctx context.Context) error {
+			err := deleteResource(ctx, s.client,
+				resourceType,
+				resourceName,
+				resourceGroupName)
+			if err != nil {
+				s.reportIfError(err, resourceName)
+			}
+			return nil
+		})
+
+		if err = deploymentOperations.Next(); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (s *StepDeleteResourceGroup) reportIfError(err error, resourceName string) {
+	if err != nil {
+		s.say(fmt.Sprintf("Error deleting resource. Please delete manually.\n\n"+
+			"Name: %s\n"+
+			"Error: %s", resourceName, err.Error()))
+		s.error(err)
+	}
+}
+
+func (s *StepDeleteResourceGroup) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
+	s.say("Deleting resource group ...")
+
+	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
+	s.say(fmt.Sprintf(" -> ResourceGroupName : '%s'", resourceGroupName))
+
+	err := s.delete(ctx, state, resourceGroupName)
+	if err != nil {
+		state.Put(constants.Error, err)
+		s.error(err)
+
+		return multistep.ActionHalt
+	}
+
+	state.Put(constants.ArmIsResourceGroupCreated, false)
+
+	return multistep.ActionContinue
+}
+
+func (*StepDeleteResourceGroup) Cleanup(multistep.StateBag) {
+}
@@ -0,0 +1,78 @@
+package arm
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/packer/builder/azure/common/constants"
+	"github.com/hashicorp/packer/helper/multistep"
+)
+
+func TestStepDeleteResourceGroupShouldFailIfDeleteFails(t *testing.T) {
+	var testSubject = &StepDeleteResourceGroup{
+		delete: func(context.Context, multistep.StateBag, string) error { return fmt.Errorf("!! Unit Test FAIL !!") },
+		say:    func(message string) {},
+		error:  func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteResourceGroup()
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionHalt {
+		t.Fatalf("Expected the step to return 'ActionHalt', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == false {
+		t.Fatalf("Expected the step to set stateBag['%s'], but it was not.", constants.Error)
+	}
+}
+
+func TestStepDeleteResourceGroupShouldPassIfDeletePasses(t *testing.T) {
+	var testSubject = &StepDeleteResourceGroup{
+		delete: func(context.Context, multistep.StateBag, string) error { return nil },
+		say:    func(message string) {},
+		error:  func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteResourceGroup()
+
+	var result = testSubject.Run(context.Background(), stateBag)
+	if result != multistep.ActionContinue {
+		t.Fatalf("Expected the step to return 'ActionContinue', but got '%d'.", result)
+	}
+
+	if _, ok := stateBag.GetOk(constants.Error); ok == true {
+		t.Fatalf("Expected the step to not set stateBag['%s'], but it was.", constants.Error)
+	}
+}
+
+func TestStepDeleteResourceGroupShouldDeleteStateBagArmResourceGroupCreated(t *testing.T) {
+	var testSubject = &StepDeleteResourceGroup{
+		delete: func(context.Context, multistep.StateBag, string) error {
+			return nil
+		},
+		say:   func(message string) {},
+		error: func(e error) {},
+	}
+
+	stateBag := DeleteTestStateBagStepDeleteResourceGroup()
+	testSubject.Run(context.Background(), stateBag)
+
+	value, ok := stateBag.GetOk(constants.ArmIsResourceGroupCreated)
+	if !ok {
+		t.Fatal("Expected the resource bag value arm.IsResourceGroupCreated to exist")
+	}
+
+	if value.(bool) {
+		t.Fatalf("Expected arm.IsResourceGroupCreated to be false, but got %q", value)
+	}
+}
+
+func DeleteTestStateBagStepDeleteResourceGroup() multistep.StateBag {
+	stateBag := new(multistep.BasicStateBag)
+	stateBag.Put(constants.ArmResourceGroupName, "Unit Test: ResourceGroupName")
+	stateBag.Put(constants.ArmIsResourceGroupCreated, "Unit Test: IsResourceGroupCreated")
+
+	return stateBag
+}
@@ -42,109 +42,6 @@ func NewStepDeployTemplate(client *AzureClient, ui packer.Ui, config *Config, de
 	return step
 }

-func (s *StepDeployTemplate) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
-	s.say("Deploying deployment template ...")
-
-	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
-	s.say(fmt.Sprintf(" -> ResourceGroupName : '%s'", resourceGroupName))
-	s.say(fmt.Sprintf(" -> DeploymentName    : '%s'", s.name))
-
-	return processStepResult(
-		s.deploy(ctx, resourceGroupName, s.name),
-		s.error, state)
-}
-
-func (s *StepDeployTemplate) Cleanup(state multistep.StateBag) {
-	defer func() {
-		err := s.deleteTemplate(context.Background(), state)
-		if err != nil {
-			s.say(s.client.LastError.Error())
-		}
-	}()
-
-	//Only clean up if this was an existing resource group and the resource group
-	//is marked as created
-	existingResourceGroup := state.Get(constants.ArmIsExistingResourceGroup).(bool)
-	resourceGroupCreated := state.Get(constants.ArmIsResourceGroupCreated).(bool)
-	if !existingResourceGroup || !resourceGroupCreated {
-		return
-	}
-
-	ui := state.Get("ui").(packer.Ui)
-	ui.Say("\nThe resource group was not created by Packer, deleting individual resources ...")
-
-	deploymentName := s.name
-	resourceGroupName := state.Get(constants.ArmResourceGroupName).(string)
-
-	// Get image disk details before deleting the image; otherwise we won't be able to
-	// delete the disk as the image request will return a 404
-	computeName := state.Get(constants.ArmComputeName).(string)
-	imageType, imageName, err := s.disk(context.TODO(), resourceGroupName, computeName)
-
-	if err != nil && !strings.Contains(err.Error(), "ResourceNotFound") {
-		ui.Error(fmt.Sprintf("Could not retrieve OS Image details: %s", err))
-	}
-
-	ui.Say(" -> Deployment Resources within: " + deploymentName)
-	if deploymentName != "" {
-		maxResources := int32(50)
-		deploymentOperations, err := s.client.DeploymentOperationsClient.ListComplete(context.TODO(), resourceGroupName, deploymentName, &maxResources)
-		if err != nil {
-			ui.Error(fmt.Sprintf("Error deleting resources.  Please delete them manually.\n\n"+
-				"Name: %s\n"+
-				"Error: %s", resourceGroupName, err))
-		}
-
-		for deploymentOperations.NotDone() {
-			deploymentOperation := deploymentOperations.Value()
-			// Sometimes an empty operation is added to the list by Azure
-			if deploymentOperation.Properties.TargetResource == nil {
-				if err := deploymentOperations.Next(); err != nil {
-					ui.Error(fmt.Sprintf("Error moving to to next deployment operation ...\n\n"+
-						"Name: %s\n"+
-						"Error: %s", resourceGroupName, err))
-					break
-				}
-				continue
-			}
-
-			ui.Say(fmt.Sprintf(" -> %s : '%s'",
-				*deploymentOperation.Properties.TargetResource.ResourceType,
-				*deploymentOperation.Properties.TargetResource.ResourceName))
-
-			err = s.delete(context.TODO(), s.client,
-				*deploymentOperation.Properties.TargetResource.ResourceType,
-				*deploymentOperation.Properties.TargetResource.ResourceName,
-				resourceGroupName)
-			if err != nil {
-				ui.Error(fmt.Sprintf("Error deleting resource.  Please delete manually.\n\n"+
-					"Name: %s\n"+
-					"Error: %s", *deploymentOperation.Properties.TargetResource.ResourceName, err))
-			}
-
-			if err = deploymentOperations.Next(); err != nil {
-				ui.Error(fmt.Sprintf("Error deleting resources.  Please delete them manually.\n\n"+
-					"Name: %s\n"+
-					"Error: %s", resourceGroupName, err))
-				break
-			}
-		}
-
-		// The disk is not defined as an operation in the template so it has to be deleted separately
-		if imageType == "" && imageName == "" {
-			return
-		}
-
-		ui.Say(fmt.Sprintf(" -> %s : '%s'", imageType, imageName))
-		err = s.deleteDisk(context.TODO(), imageType, imageName, resourceGroupName)
-		if err != nil {
-			ui.Error(fmt.Sprintf("Error deleting resource.  Please delete manually.\n\n"+
-				"Name: %s\n"+
-				"Error: %s", imageName, err))
-		}
-	}
-}
-
 func (s *StepDeployTemplate) deployTemplate(ctx context.Context, resourceGroupName string, deploymentName string) error {
 	deployment, err := s.factory(s.config)
 	if err != nil {
@@ -165,32 +62,48 @@ func (s *StepDeployTemplate) deleteTemplate(ctx context.Context, state multistep
 	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
 	var deploymentName = s.name
 	ui := state.Get("ui").(packer.Ui)
-
 	ui.Say(fmt.Sprintf("Removing the created Deployment object: '%s'", deploymentName))
+
 	f, err := s.client.DeploymentsClient.Delete(ctx, resourceGroupName, deploymentName)
 	if err == nil {
 		err = f.WaitForCompletionRef(ctx, s.client.DeploymentsClient.Client)
 	}
+	if err != nil {
+		s.say(s.client.LastError.Error())
+	}

 	return err
 }

+func (s *StepDeployTemplate) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
+	s.say("Deploying deployment template ...")
+
+	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
+
+	s.say(fmt.Sprintf(" -> ResourceGroupName : '%s'", resourceGroupName))
+	s.say(fmt.Sprintf(" -> DeploymentName    : '%s'", s.name))
+
+	return processStepResult(
+		s.deploy(ctx, resourceGroupName, s.name),
+		s.error, state)
+}
+
 func (s *StepDeployTemplate) getImageDetails(ctx context.Context, resourceGroupName string, computeName string) (string, string, error) {
 	//We can't depend on constants.ArmOSDiskVhd being set
-	var imageName, imageType string
+	var imageName string
+	var imageType string
 	vm, err := s.client.VirtualMachinesClient.Get(ctx, resourceGroupName, computeName, "")
 	if err != nil {
 		return imageName, imageType, err
-	}
-
-	if vm.StorageProfile.OsDisk.Vhd != nil {
-		imageType = "image"
-		imageName = *vm.StorageProfile.OsDisk.Vhd.URI
 	} else {
-		imageType = "Microsoft.Compute/disks"
-		imageName = *vm.StorageProfile.OsDisk.ManagedDisk.ID
+		if vm.StorageProfile.OsDisk.Vhd != nil {
+			imageType = "image"
+			imageName = *vm.StorageProfile.OsDisk.Vhd.URI
+		} else {
+			imageType = "Microsoft.Compute/disks"
+			imageName = *vm.StorageProfile.OsDisk.ManagedDisk.ID
+		}
 	}
-
 	return imageType, imageName, nil
 }

@@ -245,7 +158,6 @@ func (s *StepDeployTemplate) deleteImage(ctx context.Context, imageType string,
 		}
 		return err
 	}
-
 	// VHD image
 	u, err := url.Parse(imageName)
 	if err != nil {
@@ -259,11 +171,75 @@ func (s *StepDeployTemplate) deleteImage(ctx context.Context, imageType string,
 	var blobName = strings.Join(xs[2:], "/")

 	blob := s.client.BlobStorageClient.GetContainerReference(storageAccountName).GetBlobReference(blobName)
-	_, err = blob.BreakLease(nil)
-	if err != nil && !strings.Contains(err.Error(), "LeaseNotPresentWithLeaseOperation") {
-		s.say(s.client.LastError.Error())
-		return err
+	err = blob.Delete(nil)
+	return err
+}
+
+func (s *StepDeployTemplate) Cleanup(state multistep.StateBag) {
+	defer s.deleteTemplate(context.Background(), state)
+
+	//Only clean up if this was an existing resource group and the resource group
+	//is marked as created
+	var existingResourceGroup = state.Get(constants.ArmIsExistingResourceGroup).(bool)
+	var resourceGroupCreated = state.Get(constants.ArmIsResourceGroupCreated).(bool)
+	if !existingResourceGroup || !resourceGroupCreated {
+		return
+	}
+	ui := state.Get("ui").(packer.Ui)
+	ui.Say("\nThe resource group was not created by Packer, deleting individual resources ...")
+
+	var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
+	var computeName = state.Get(constants.ArmComputeName).(string)
+	var deploymentName = s.name
+	imageType, imageName, err := s.disk(context.TODO(), resourceGroupName, computeName)
+	if err != nil {
+		ui.Error("Could not retrieve OS Image details")
 	}

-	return blob.Delete(nil)
+	ui.Say(" -> Deployment Resources within: " + deploymentName)
+	if deploymentName != "" {
+		maxResources := int32(50)
+		deploymentOperations, err := s.client.DeploymentOperationsClient.ListComplete(context.TODO(), resourceGroupName, deploymentName, &maxResources)
+		if err != nil {
+			ui.Error(fmt.Sprintf("Error deleting resources.  Please delete them manually.\n\n"+
+				"Name: %s\n"+
+				"Error: %s", resourceGroupName, err))
+		}
+		for deploymentOperations.NotDone() {
+			deploymentOperation := deploymentOperations.Value()
+			// Sometimes an empty operation is added to the list by Azure
+			if deploymentOperation.Properties.TargetResource == nil {
+				deploymentOperations.Next()
+				continue
+			}
+			ui.Say(fmt.Sprintf(" -> %s : '%s'",
+				*deploymentOperation.Properties.TargetResource.ResourceType,
+				*deploymentOperation.Properties.TargetResource.ResourceName))
+			err = s.delete(context.TODO(), s.client,
+				*deploymentOperation.Properties.TargetResource.ResourceType,
+				*deploymentOperation.Properties.TargetResource.ResourceName,
+				resourceGroupName)
+			if err != nil {
+				ui.Error(fmt.Sprintf("Error deleting resource.  Please delete manually.\n\n"+
+					"Name: %s\n"+
+					"Error: %s", *deploymentOperation.Properties.TargetResource.ResourceName, err))
+			}
+			if err = deploymentOperations.Next(); err != nil {
+				ui.Error(fmt.Sprintf("Error deleting resources.  Please delete them manually.\n\n"+
+					"Name: %s\n"+
+					"Error: %s", resourceGroupName, err))
+				break
+			}
+		}
+
+		// The disk is not defined as an operation in the template so has to be
+		// deleted separately
+		ui.Say(fmt.Sprintf(" -> %s : '%s'", imageType, imageName))
+		err = s.deleteDisk(context.TODO(), imageType, imageName, resourceGroupName)
+		if err != nil {
+			ui.Error(fmt.Sprintf("Error deleting resource.  Please delete manually.\n\n"+
+				"Name: %s\n"+
+				"Error: %s", imageName, err))
+		}
+	}
 }
@@ -391,11 +391,8 @@ func checkHyperVGeneration(s string) interface{} {
 }

 func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
-	switch runtime.GOOS {
-	case "linux", "freebsd":
-		break
-	default:
-		return nil, errors.New("the azure-chroot builder only works on Linux and FreeBSD environments")
+	if runtime.GOOS != "linux" {
+		return nil, errors.New("the azure-chroot builder only works on Linux environments")
 	}

 	err := b.config.ClientConfig.FillParameters()
@@ -3,18 +3,24 @@ package chroot
 import (
 	"context"
 	"errors"
+	"fmt"
 	"log"
+	"os"
+	"path/filepath"
 	"strings"
+	"syscall"
 	"time"

+	"github.com/hashicorp/packer/builder/azure/common/client"
+
 	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2019-12-01/compute"
 	"github.com/Azure/go-autorest/autorest/azure"
 	"github.com/Azure/go-autorest/autorest/to"
-	"github.com/hashicorp/packer/builder/azure/common/client"
 )

 type DiskAttacher interface {
 	AttachDisk(ctx context.Context, disk string) (lun int32, err error)
+	DiskPathForLun(lun int32) string
 	WaitForDevice(ctx context.Context, i int32) (device string, err error)
 	DetachDisk(ctx context.Context, disk string) (err error)
 	WaitForDetach(ctx context.Context, diskID string) error
@@ -32,7 +38,31 @@ type diskAttacher struct {
 	vm *client.ComputeInfo // store info about this VM so that we don't have to ask metadata service on every call
 }

-var DiskNotFoundError = errors.New("Disk not found")
+func (diskAttacher) DiskPathForLun(lun int32) string {
+	return fmt.Sprintf("/dev/disk/azure/scsi1/lun%d", lun)
+}
+
+func (da diskAttacher) WaitForDevice(ctx context.Context, lun int32) (device string, err error) {
+	path := da.DiskPathForLun(lun)
+
+	for {
+		link, err := os.Readlink(path)
+		if err == nil {
+			return filepath.Abs("/dev/disk/azure/scsi1/" + link)
+		} else if err != os.ErrNotExist {
+			if pe, ok := err.(*os.PathError); ok && pe.Err != syscall.ENOENT {
+				return "", err
+			}
+		}
+
+		select {
+		case <-time.After(100 * time.Millisecond):
+			// continue
+		case <-ctx.Done():
+			return "", ctx.Err()
+		}
+	}
+}

 func (da *diskAttacher) DetachDisk(ctx context.Context, diskID string) error {
 	log.Println("Fetching list of disks currently attached to VM")
@@ -81,6 +111,8 @@ func (da *diskAttacher) WaitForDetach(ctx context.Context, diskID string) error
 	}
 }

+var DiskNotFoundError = errors.New("Disk not found")
+
 func (da *diskAttacher) AttachDisk(ctx context.Context, diskID string) (int32, error) {
 	dataDisks, err := da.getDisks(ctx)
 	if err != nil {
@@ -1,54 +0,0 @@
-package chroot
-
-import (
-	"bufio"
-	"bytes"
-	"context"
-	"fmt"
-	"os/exec"
-	"regexp"
-	"strings"
-	"time"
-)
-
-func (da diskAttacher) WaitForDevice(ctx context.Context, lun int32) (device string, err error) {
-	// This builder will always be running in Azure, where data disks show up
-	// on scbus5 target 0. The camcontrol command always outputs LUNs in
-	// unpadded hexadecimal format.
-	regexStr := fmt.Sprintf(`at scbus5 target 0 lun %x \(.*?da([\d]+)`, lun)
-	devRegex, err := regexp.Compile(regexStr)
-	if err != nil {
-		return "", err
-	}
-	for {
-		cmd := exec.Command("camcontrol", "devlist")
-		var out bytes.Buffer
-		cmd.Stdout = &out
-		err = cmd.Run()
-		if err != nil {
-			return "", err
-		}
-		outString := out.String()
-		scanner := bufio.NewScanner(strings.NewReader(outString))
-		for scanner.Scan() {
-			line := scanner.Text()
-			// Check if this is the correct bus, target, and LUN.
-			if matches := devRegex.FindStringSubmatch(line); matches != nil {
-				// If this function immediately returns, devfs won't have
-				// created the device yet.
-				time.Sleep(1000 * time.Millisecond)
-				return fmt.Sprintf("/dev/da%s", matches[1]), nil
-			}
-		}
-		if err = scanner.Err(); err != nil {
-			return "", err
-		}
-
-		select {
-		case <-time.After(100 * time.Millisecond):
-			// continue
-		case <-ctx.Done():
-			return "", ctx.Err()
-		}
-	}
-}
@@ -1,36 +0,0 @@
-package chroot
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"path/filepath"
-	"syscall"
-	"time"
-)
-
-func diskPathForLun(lun int32) string {
-	return fmt.Sprintf("/dev/disk/azure/scsi1/lun%d", lun)
-}
-
-func (da diskAttacher) WaitForDevice(ctx context.Context, lun int32) (device string, err error) {
-	path := diskPathForLun(lun)
-
-	for {
-		link, err := os.Readlink(path)
-		if err == nil {
-			return filepath.Abs("/dev/disk/azure/scsi1/" + link)
-		} else if err != os.ErrNotExist {
-			if pe, ok := err.(*os.PathError); ok && pe.Err != syscall.ENOENT {
-				return "", err
-			}
-		}
-
-		select {
-		case <-time.After(100 * time.Millisecond):
-			// continue
-		case <-ctx.Done():
-			return "", ctx.Err()
-		}
-	}
-}
@@ -1,11 +0,0 @@
-// +build !linux,!freebsd
-
-package chroot
-
-import (
-	"context"
-)
-
-func (da diskAttacher) WaitForDevice(ctx context.Context, lun int32) (device string, err error) {
-	panic("The azure-chroot builder does not work on this platform.")
-}
@@ -16,9 +16,8 @@ type SharedImageGalleryDestination struct {
 	ImageName     string `mapstructure:"image_name" required:"true"`
 	ImageVersion  string `mapstructure:"image_version" required:"true"`

-	TargetRegions         []TargetRegion `mapstructure:"target_regions"`
-	ExcludeFromLatest     bool           `mapstructure:"exclude_from_latest"`
-	ExcludeFromLatestTypo bool           `mapstructure:"exlude_from_latest" undocumented:"true"`
+	TargetRegions     []TargetRegion `mapstructure:"target_regions"`
+	ExcludeFromLatest bool           `mapstructure:"exlude_from_latest"`
 }

 // TargetRegion describes a region where the shared image should be replicated
@@ -62,10 +61,5 @@ func (sigd *SharedImageGalleryDestination) Validate(prefix string) (errs []error
 		warns = append(warns,
 			fmt.Sprintf("%s.target_regions is empty; image will only be available in the region of the gallery", prefix))
 	}
-	if sigd.ExcludeFromLatestTypo == true && sigd.ExcludeFromLatest == false {
-		warns = append(warns,
-			fmt.Sprintf("%s.exlude_from_latest is being deprecated, please use exclude_from_latest", prefix))
-		sigd.ExcludeFromLatest = sigd.ExcludeFromLatestTypo
-	}
 	return
 }
@@ -9,13 +9,12 @@ import (
 // FlatSharedImageGalleryDestination is an auto-generated flat version of SharedImageGalleryDestination.
 // Where the contents of a field with a `mapstructure:,squash` tag are bubbled up.
 type FlatSharedImageGalleryDestination struct {
-	ResourceGroup         *string            `mapstructure:"resource_group" required:"true" cty:"resource_group" hcl:"resource_group"`
-	GalleryName           *string            `mapstructure:"gallery_name" required:"true" cty:"gallery_name" hcl:"gallery_name"`
-	ImageName             *string            `mapstructure:"image_name" required:"true" cty:"image_name" hcl:"image_name"`
-	ImageVersion          *string            `mapstructure:"image_version" required:"true" cty:"image_version" hcl:"image_version"`
-	TargetRegions         []FlatTargetRegion `mapstructure:"target_regions" cty:"target_regions" hcl:"target_regions"`
-	ExcludeFromLatest     *bool              `mapstructure:"exclude_from_latest" cty:"exclude_from_latest" hcl:"exclude_from_latest"`
-	ExcludeFromLatestTypo *bool              `mapstructure:"exlude_from_latest" undocumented:"true" cty:"exlude_from_latest" hcl:"exlude_from_latest"`
+	ResourceGroup     *string            `mapstructure:"resource_group" required:"true" cty:"resource_group" hcl:"resource_group"`
+	GalleryName       *string            `mapstructure:"gallery_name" required:"true" cty:"gallery_name" hcl:"gallery_name"`
+	ImageName         *string            `mapstructure:"image_name" required:"true" cty:"image_name" hcl:"image_name"`
+	ImageVersion      *string            `mapstructure:"image_version" required:"true" cty:"image_version" hcl:"image_version"`
+	TargetRegions     []FlatTargetRegion `mapstructure:"target_regions" cty:"target_regions" hcl:"target_regions"`
+	ExcludeFromLatest *bool              `mapstructure:"exlude_from_latest" cty:"exlude_from_latest" hcl:"exlude_from_latest"`
 }

 // FlatMapstructure returns a new FlatSharedImageGalleryDestination.
@@ -30,13 +29,12 @@ func (*SharedImageGalleryDestination) FlatMapstructure() interface{ HCL2Spec() m
 // The decoded values from this spec will then be applied to a FlatSharedImageGalleryDestination.
 func (*FlatSharedImageGalleryDestination) HCL2Spec() map[string]hcldec.Spec {
 	s := map[string]hcldec.Spec{
-		"resource_group":      &hcldec.AttrSpec{Name: "resource_group", Type: cty.String, Required: false},
-		"gallery_name":        &hcldec.AttrSpec{Name: "gallery_name", Type: cty.String, Required: false},
-		"image_name":          &hcldec.AttrSpec{Name: "image_name", Type: cty.String, Required: false},
-		"image_version":       &hcldec.AttrSpec{Name: "image_version", Type: cty.String, Required: false},
-		"target_regions":      &hcldec.BlockListSpec{TypeName: "target_regions", Nested: hcldec.ObjectSpec((*FlatTargetRegion)(nil).HCL2Spec())},
-		"exclude_from_latest": &hcldec.AttrSpec{Name: "exclude_from_latest", Type: cty.Bool, Required: false},
-		"exlude_from_latest":  &hcldec.AttrSpec{Name: "exlude_from_latest", Type: cty.Bool, Required: false},
+		"resource_group":     &hcldec.AttrSpec{Name: "resource_group", Type: cty.String, Required: false},
+		"gallery_name":       &hcldec.AttrSpec{Name: "gallery_name", Type: cty.String, Required: false},
+		"image_name":         &hcldec.AttrSpec{Name: "image_name", Type: cty.String, Required: false},
+		"image_version":      &hcldec.AttrSpec{Name: "image_version", Type: cty.String, Required: false},
+		"target_regions":     &hcldec.BlockListSpec{TypeName: "target_regions", Nested: hcldec.ObjectSpec((*FlatTargetRegion)(nil).HCL2Spec())},
+		"exlude_from_latest": &hcldec.AttrSpec{Name: "exlude_from_latest", Type: cty.Bool, Required: false},
 	}
 	return s
 }
@@ -21,13 +21,12 @@ func TestSharedImageGalleryDestination_ResourceID(t *testing.T) {

 func TestSharedImageGalleryDestination_Validate(t *testing.T) {
 	type fields struct {
-		ResourceGroup         string
-		GalleryName           string
-		ImageName             string
-		ImageVersion          string
-		TargetRegions         []TargetRegion
-		ExcludeFromLatest     bool
-		ExcludeFromLatestTypo bool
+		ResourceGroup     string
+		GalleryName       string
+		ImageName         string
+		ImageVersion      string
+		TargetRegions     []TargetRegion
+		ExcludeFromLatest bool
 	}
 	tests := []struct {
 		name      string
@@ -67,29 +66,6 @@ func TestSharedImageGalleryDestination_Validate(t *testing.T) {
 			},
 			wantWarns: []string{"sigdest.target_regions is empty; image will only be available in the region of the gallery"},
 		},
-		{
-			name: "warn if using exlude_from_latest",
-			fields: fields{
-				ResourceGroup: "ResourceGroup",
-				GalleryName:   "GalleryName",
-				ImageName:     "ImageName",
-				ImageVersion:  "0.1.2",
-				TargetRegions: []TargetRegion{
-					TargetRegion{
-						Name:               "region1",
-						ReplicaCount:       5,
-						StorageAccountType: "Standard_ZRS",
-					},
-					TargetRegion{
-						Name:               "region2",
-						ReplicaCount:       3,
-						StorageAccountType: "Standard_LRS",
-					},
-				},
-				ExcludeFromLatestTypo: true,
-			},
-			wantWarns: []string{"sigdest.exlude_from_latest is being deprecated, please use exclude_from_latest"},
-		},
 		{
 			name: "version format",
 			wantErrs: []string{
@@ -129,13 +105,12 @@ func TestSharedImageGalleryDestination_Validate(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			sigd := &SharedImageGalleryDestination{
-				ResourceGroup:         tt.fields.ResourceGroup,
-				GalleryName:           tt.fields.GalleryName,
-				ImageName:             tt.fields.ImageName,
-				ImageVersion:          tt.fields.ImageVersion,
-				TargetRegions:         tt.fields.TargetRegions,
-				ExcludeFromLatest:     tt.fields.ExcludeFromLatest,
-				ExcludeFromLatestTypo: tt.fields.ExcludeFromLatestTypo,
+				ResourceGroup:     tt.fields.ResourceGroup,
+				GalleryName:       tt.fields.GalleryName,
+				ImageName:         tt.fields.ImageName,
+				ImageVersion:      tt.fields.ImageVersion,
+				TargetRegions:     tt.fields.TargetRegions,
+				ExcludeFromLatest: tt.fields.ExcludeFromLatest,
 			}
 			gotErrs, gotWarns := sigd.Validate("sigdest")

@@ -9,7 +9,6 @@ import (
 	"log"
 	"os"
 	"path/filepath"
-	"runtime"
 	"strings"

 	"github.com/hashicorp/packer/common"
@@ -63,13 +62,7 @@ func (s *StepMountDevice) Run(ctx context.Context, state multistep.StateBag) mul
 		return multistep.ActionHalt
 	}

-	var deviceMount string
-	switch runtime.GOOS {
-	case "freebsd":
-		deviceMount = fmt.Sprintf("%sp%s", device, s.MountPartition)
-	default:
-		deviceMount = fmt.Sprintf("%s%s", device, s.MountPartition)
-	}
+	deviceMount := fmt.Sprintf("%s%s", device, s.MountPartition)

 	state.Put("deviceMount", deviceMount)

@@ -1,72 +0,0 @@
-package chroot
-
-import (
-	"context"
-	"fmt"
-	"io/ioutil"
-	"os"
-	"runtime"
-	"testing"
-	"time"
-
-	"github.com/hashicorp/packer/common"
-	"github.com/hashicorp/packer/helper/multistep"
-)
-
-func TestStepMountDevice_Run(t *testing.T) {
-	switch runtime.GOOS {
-	case "linux", "freebsd":
-		break
-	default:
-		t.Skip("Unsupported operating system")
-	}
-	mountPath, err := ioutil.TempDir("", "stepmountdevicetest")
-	if err != nil {
-		t.Errorf("Unable to create a temporary directory: %q", err)
-	}
-	step := &StepMountDevice{
-		MountOptions:   []string{"foo"},
-		MountPartition: "42",
-		MountPath:      mountPath,
-	}
-
-	var gotCommand string
-	var wrapper common.CommandWrapper
-	wrapper = func(ran string) (string, error) {
-		gotCommand = ran
-		return "", nil
-	}
-
-	state := new(multistep.BasicStateBag)
-	state.Put("wrappedCommand", wrapper)
-	state.Put("device", "/dev/quux")
-
-	ui, getErrs := testUI()
-	state.Put("ui", ui)
-
-	var config Config
-	state.Put("config", &config)
-
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
-	defer cancel()
-
-	got := step.Run(ctx, state)
-	if got != multistep.ActionContinue {
-		t.Errorf("Expected 'continue', but got '%v'", got)
-	}
-
-	var expectedMountDevice string
-	switch runtime.GOOS {
-	case "freebsd":
-		expectedMountDevice = "/dev/quuxp42"
-	default: // currently just Linux
-		expectedMountDevice = "/dev/quux42"
-	}
-	expectedCommand := fmt.Sprintf("mount -o foo %s %s", expectedMountDevice, mountPath)
-	if gotCommand != expectedCommand {
-		t.Errorf("Expected '%v', but got '%v'", expectedCommand, gotCommand)
-	}
-
-	os.Remove(mountPath)
-	_ = getErrs
-}
@@ -1,10 +0,0 @@
-package common
-
-func MapToAzureTags(in map[string]string) map[string]*string {
-	res := map[string]*string{}
-	for k := range in {
-		v := in[k]
-		res[k] = &v
-	}
-	return res
-}
@@ -25,16 +25,16 @@ type Parameters struct {
 /////////////////////////////////////////////////
 // Template > Resource
 type Resource struct {
-	ApiVersion *string            `json:"apiVersion"`
-	Name       *string            `json:"name"`
-	Type       *string            `json:"type"`
-	Location   *string            `json:"location,omitempty"`
-	DependsOn  *[]string          `json:"dependsOn,omitempty"`
-	Plan       *Plan              `json:"plan,omitempty"`
-	Properties *Properties        `json:"properties,omitempty"`
-	Tags       *map[string]string `json:"tags,omitempty"`
-	Resources  *[]Resource        `json:"resources,omitempty"`
-	Identity   *Identity          `json:"identity,omitempty"`
+	ApiVersion *string             `json:"apiVersion"`
+	Name       *string             `json:"name"`
+	Type       *string             `json:"type"`
+	Location   *string             `json:"location,omitempty"`
+	DependsOn  *[]string           `json:"dependsOn,omitempty"`
+	Plan       *Plan               `json:"plan,omitempty"`
+	Properties *Properties         `json:"properties,omitempty"`
+	Tags       *map[string]*string `json:"tags,omitempty"`
+	Resources  *[]Resource         `json:"resources,omitempty"`
+	Identity   *Identity           `json:"identity,omitempty"`
 }

 type Plan struct {
@@ -374,7 +374,7 @@ func (s *TemplateBuilder) SetNetworkSecurityGroup(ipAddresses []string, port int
 	return nil
 }

-func (s *TemplateBuilder) SetTags(tags *map[string]string) error {
+func (s *TemplateBuilder) SetTags(tags *map[string]*string) error {
 	if tags == nil || len(*tags) == 0 {
 		return nil
 	}
@@ -20,7 +20,6 @@ type FlatConfig struct {
 	HTTPPortMin               *int              `mapstructure:"http_port_min" cty:"http_port_min" hcl:"http_port_min"`
 	HTTPPortMax               *int              `mapstructure:"http_port_max" cty:"http_port_max" hcl:"http_port_max"`
 	HTTPAddress               *string           `mapstructure:"http_bind_address" cty:"http_bind_address" hcl:"http_bind_address"`
-	HTTPInterface             *string           `mapstructure:"http_interface" undocumented:"true" cty:"http_interface" hcl:"http_interface"`
 	Type                      *string           `mapstructure:"communicator" cty:"communicator" hcl:"communicator"`
 	PauseBeforeConnect        *string           `mapstructure:"pause_before_connecting" cty:"pause_before_connecting" hcl:"pause_before_connecting"`
 	SSHHost                   *string           `mapstructure:"ssh_host" cty:"ssh_host" hcl:"ssh_host"`
@@ -133,7 +132,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"http_port_min":                &hcldec.AttrSpec{Name: "http_port_min", Type: cty.Number, Required: false},
 		"http_port_max":                &hcldec.AttrSpec{Name: "http_port_max", Type: cty.Number, Required: false},
 		"http_bind_address":            &hcldec.AttrSpec{Name: "http_bind_address", Type: cty.String, Required: false},
-		"http_interface":               &hcldec.AttrSpec{Name: "http_interface", Type: cty.String, Required: false},
 		"communicator":                 &hcldec.AttrSpec{Name: "communicator", Type: cty.String, Required: false},
 		"pause_before_connecting":      &hcldec.AttrSpec{Name: "pause_before_connecting", Type: cty.String, Required: false},
 		"ssh_host":                     &hcldec.AttrSpec{Name: "ssh_host", Type: cty.String, Required: false},
@@ -30,22 +30,19 @@ func (a *ImportArtifact) Id() string {
 }

 func (a *ImportArtifact) String() string {
-	var tags []string
-	switch t := a.StateData["docker_tags"].(type) {
-	case []string:
-		tags = t
-	case []interface{}:
-		for _, name := range t {
-			if n, ok := name.(string); ok {
-				tags = append(tags, n)
-			}
+	tags := a.StateData["docker_tags"]
+	if tags == nil {
+		return fmt.Sprintf("Imported Docker image: %s", a.Id())
+	}
+	cast := tags.([]interface{})
+	names := []string{}
+	for _, name := range cast {
+		if n, ok := name.(string); ok {
+			names = append(names, n)
 		}
 	}
-	if len(tags) > 0 {
-		return fmt.Sprintf("Imported Docker image: %s with tags %s",
-			a.Id(), strings.Join(tags, " "))
-	}
-	return fmt.Sprintf("Imported Docker image: %s", a.Id())
+	return fmt.Sprintf("Imported Docker image: %s with tags %s",
+		a.Id(), strings.Join(names, " "))
 }

 func (a *ImportArtifact) State(name string) interface{} {
@@ -5,7 +5,6 @@ import (
 	"log"

 	"github.com/hashicorp/hcl/v2/hcldec"
-	"github.com/hashicorp/packer/builder"
 	"github.com/hashicorp/packer/common"
 	"github.com/hashicorp/packer/helper/communicator"
 	"github.com/hashicorp/packer/helper/multistep"
@@ -30,9 +29,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
 		return nil, warnings, errs
 	}

-	return []string{
-		"ImageSha256",
-	}, warnings, nil
+	return nil, warnings, nil
 }

 func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
@@ -47,16 +44,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 	}
 	log.Printf("[DEBUG] Docker version: %s", version.String())

-	// Setup the state bag and initial state for the steps
-	state := new(multistep.BasicStateBag)
-	state.Put("config", &b.config)
-	state.Put("hook", hook)
-	state.Put("ui", ui)
-	generatedData := &builder.GeneratedData{State: state}
-
-	// Setup the driver that will talk to Docker
-	state.Put("driver", driver)
-
 	steps := []multistep.Step{
 		&StepTempDir{},
 		&StepPull{},
@@ -80,11 +67,7 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		log.Print("[DEBUG] Container will be discarded")
 	} else if b.config.Commit {
 		log.Print("[DEBUG] Container will be committed")
-		steps = append(steps,
-			new(StepCommit),
-			&StepSetGeneratedData{ // Adds ImageSha256 variable available after StepCommit
-				GeneratedData: generatedData,
-			})
+		steps = append(steps, new(StepCommit))
 	} else if b.config.ExportPath != "" {
 		log.Printf("[DEBUG] Container will be exported to %s", b.config.ExportPath)
 		steps = append(steps, new(StepExport))
@@ -92,6 +75,15 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		return nil, errArtifactNotUsed
 	}

+	// Setup the state bag and initial state for the steps
+	state := new(multistep.BasicStateBag)
+	state.Put("config", &b.config)
+	state.Put("hook", hook)
+	state.Put("ui", ui)
+
+	// Setup the driver that will talk to Docker
+	state.Put("driver", driver)
+
 	// Run!
 	b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
 	b.runner.Run(ctx, state)
@@ -26,9 +26,6 @@ type Driver interface {
 	// for external access.
 	IPAddress(id string) (string, error)

-	// Sha256 returns the sha256 id of the image
-	Sha256(id string) (string, error)
-
 	// Login. This will lock the driver from performing another Login
 	// until Logout is called. Therefore, any users MUST call Logout.
 	Login(repo, username, password string) error
@@ -159,23 +159,6 @@ func (d *DockerDriver) IPAddress(id string) (string, error) {
 	return strings.TrimSpace(stdout.String()), nil
 }

-func (d *DockerDriver) Sha256(id string) (string, error) {
-	var stderr, stdout bytes.Buffer
-	cmd := exec.Command(
-		"docker",
-		"inspect",
-		"--format",
-		"{{ .Id }}",
-		id)
-	cmd.Stdout = &stdout
-	cmd.Stderr = &stderr
-	if err := cmd.Run(); err != nil {
-		return "", fmt.Errorf("Error: %s\n\nStderr: %s", err, stderr.String())
-	}
-
-	return strings.TrimSpace(stdout.String()), nil
-}
-
 func (d *DockerDriver) Login(repo, user, pass string) error {
 	d.l.Lock()

@@ -28,11 +28,6 @@ type MockDriver struct {
 	IPAddressResult string
 	IPAddressErr    error

-	Sha256Called bool
-	Sha256Id     string
-	Sha256Result string
-	Sha256Err    error
-
 	KillCalled bool
 	KillID     string
 	KillError  error
@@ -123,12 +118,6 @@ func (d *MockDriver) IPAddress(id string) (string, error) {
 	return d.IPAddressResult, d.IPAddressErr
 }

-func (d *MockDriver) Sha256(id string) (string, error) {
-	d.Sha256Called = true
-	d.Sha256Id = id
-	return d.Sha256Result, d.Sha256Err
-}
-
 func (d *MockDriver) Login(r, u, p string) error {
 	d.LoginCalled = true
 	d.LoginRepo = r
@@ -1,26 +1,114 @@
 package docker

 import (
+	"fmt"
+	"io"
+	"log"
 	"os/exec"
+	"regexp"
+	"strings"
+	"sync"
+	"syscall"

-	"github.com/hashicorp/packer/helper/builder/localexec"
+	"github.com/hashicorp/packer/common/iochan"
 	"github.com/hashicorp/packer/packer"
 )

 func runAndStream(cmd *exec.Cmd, ui packer.Ui) error {
+	stdout_r, stdout_w := io.Pipe()
+	stderr_r, stderr_w := io.Pipe()
+	defer stdout_w.Close()
+	defer stderr_w.Close()

 	args := make([]string, len(cmd.Args)-1)
 	copy(args, cmd.Args[1:])

 	// Scrub password from the log output.
-	capturedPassword := ""
 	for i, v := range args {
 		if v == "-p" || v == "--password" {
-			capturedPassword = args[i+1]
+			args[i+1] = "<Filtered>"
 			break
 		}
 	}

-	// run local command and stream output to UI.
-	return localexec.RunAndStream(cmd, ui, []string{capturedPassword})
+	log.Printf("Executing: %s %v", cmd.Path, args)
+	cmd.Stdout = stdout_w
+	cmd.Stderr = stderr_w
+	if err := cmd.Start(); err != nil {
+		return err
+	}
+
+	// Create the channels we'll use for data
+	exitCh := make(chan int, 1)
+	stdoutCh := iochan.LineReader(stdout_r)
+	stderrCh := iochan.LineReader(stderr_r)
+
+	// Start the goroutine to watch for the exit
+	go func() {
+		defer stdout_w.Close()
+		defer stderr_w.Close()
+		exitStatus := 0
+
+		err := cmd.Wait()
+		if exitErr, ok := err.(*exec.ExitError); ok {
+			exitStatus = 1
+
+			// There is no process-independent way to get the REAL
+			// exit status so we just try to go deeper.
+			if status, ok := exitErr.Sys().(syscall.WaitStatus); ok {
+				exitStatus = status.ExitStatus()
+			}
+		}
+
+		exitCh <- exitStatus
+	}()
+
+	// This waitgroup waits for the streaming to end
+	var streamWg sync.WaitGroup
+	streamWg.Add(2)
+
+	streamFunc := func(ch <-chan string) {
+		defer streamWg.Done()
+
+		for data := range ch {
+			data = cleanOutputLine(data)
+			if data != "" {
+				ui.Message(data)
+			}
+		}
+	}
+
+	// Stream stderr/stdout
+	go streamFunc(stderrCh)
+	go streamFunc(stdoutCh)
+
+	// Wait for the process to end and then wait for the streaming to end
+	exitStatus := <-exitCh
+	streamWg.Wait()
+
+	if exitStatus != 0 {
+		return fmt.Errorf("Bad exit status: %d", exitStatus)
+	}
+
+	return nil
+}
+
+// cleanOutputLine cleans up a line so that '\r' don't muck up the
+// UI output when we're reading from a remote command.
+func cleanOutputLine(line string) string {
+	// Build a regular expression that will get rid of shell codes
+	re := regexp.MustCompile("(?i)\x1b\\[([0-9]{1,2}(;[0-9]{1,2})?)?[a|b|m|k]")
+	line = re.ReplaceAllString(line, "")
+
+	// Trim surrounding whitespace
+	line = strings.TrimSpace(line)
+
+	// Trim up to the first carriage return, since that text would be
+	// lost anyways.
+	idx := strings.LastIndex(line, "\r")
+	if idx > -1 {
+		line = line[idx+1:]
+	}
+
+	return line
 }
@@ -1,4 +1,4 @@
-package localexec
+package docker

 import (
 	"testing"
@@ -1,30 +0,0 @@
-package docker
-
-import (
-	"context"
-
-	"github.com/hashicorp/packer/builder"
-	"github.com/hashicorp/packer/helper/multistep"
-)
-
-type StepSetGeneratedData struct {
-	GeneratedData *builder.GeneratedData
-}
-
-func (s *StepSetGeneratedData) Run(_ context.Context, state multistep.StateBag) multistep.StepAction {
-	driver := state.Get("driver").(Driver)
-
-	sha256 := "ERR_IMAGE_SHA256_NOT_FOUND"
-	if imageId, ok := state.GetOk("image_id"); ok {
-		s256, err := driver.Sha256(imageId.(string))
-		if err == nil {
-			sha256 = s256
-		}
-	}
-	s.GeneratedData.Put("ImageSha256", sha256)
-	return multistep.ActionContinue
-}
-
-func (s *StepSetGeneratedData) Cleanup(_ multistep.StateBag) {
-	// No cleanup...
-}
@@ -1,51 +0,0 @@
-package docker
-
-import (
-	"context"
-	"testing"
-
-	"github.com/hashicorp/packer/builder"
-	"github.com/hashicorp/packer/helper/multistep"
-)
-
-func TestStepSetGeneratedData_Run(t *testing.T) {
-	state := testState(t)
-	step := new(StepSetGeneratedData)
-	step.GeneratedData = &builder.GeneratedData{State: state}
-	driver := state.Get("driver").(*MockDriver)
-	driver.Sha256Result = "80B3BB1B1696E73A9B19DEEF92F664F8979F948DF348088B61F9A3477655AF64"
-	state.Put("image_id", "12345")
-
-	if action := step.Run(context.TODO(), state); action != multistep.ActionContinue {
-		t.Fatalf("Should not halt")
-	}
-	if !driver.Sha256Called {
-		t.Fatalf("driver.SHA256 should be called")
-	}
-	if driver.Sha256Id != "12345" {
-		t.Fatalf("driver.SHA256 got wrong image it: %s", driver.Sha256Id)
-	}
-	genData := state.Get("generated_data").(map[string]interface{})
-	imgSha256 := genData["ImageSha256"].(string)
-	if imgSha256 != driver.Sha256Result {
-		t.Fatalf("Expected ImageSha256 to be %s but was %s", driver.Sha256Result, imgSha256)
-	}
-
-	// Image ID not implement
-	state = testState(t)
-	step.GeneratedData = &builder.GeneratedData{State: state}
-	driver = state.Get("driver").(*MockDriver)
-	notImplementedMsg := "ERR_IMAGE_SHA256_NOT_FOUND"
-
-	if action := step.Run(context.TODO(), state); action != multistep.ActionContinue {
-		t.Fatalf("Should not halt")
-	}
-	if driver.Sha256Called {
-		t.Fatalf("driver.SHA256 should not be called")
-	}
-	genData = state.Get("generated_data").(map[string]interface{})
-	imgSha256 = genData["ImageSha256"].(string)
-	if imgSha256 != notImplementedMsg {
-		t.Fatalf("Expected ImageSha256 to be %s but was %s", notImplementedMsg, imgSha256)
-	}
-}
@@ -9,39 +9,26 @@ import (
 	"golang.org/x/oauth2/jwt"
 )

-type ServiceAccount struct {
-	jsonKey []byte
-	jwt     *jwt.Config
-}
-
-// ProcessAccountFile will return a ServiceAccount for the JSON account file stored in text.
-// Otherwise it will return an error if text does not look or reference a valid account file.
-func ProcessAccountFile(text string) (*ServiceAccount, error) {
+func ProcessAccountFile(text string) (*jwt.Config, error) {
 	// Assume text is a JSON string
-	if conf, err := google.JWTConfigFromJSON([]byte(text), DriverScopes...); err == nil {
-		return &ServiceAccount{
-			jsonKey: []byte(text),
-			jwt:     conf,
-		}, nil
-	}
-
-	// If text was not JSON, assume it is a file path instead
-	if _, err := os.Stat(text); os.IsNotExist(err) {
-		return nil, fmt.Errorf("account_file path does not exist: %s", text)
-	}
-
-	data, err := ioutil.ReadFile(text)
+	conf, err := google.JWTConfigFromJSON([]byte(text), DriverScopes...)
 	if err != nil {
-		return nil, fmt.Errorf("Error reading account_file from path '%s': %s", text, err)
+		// If text was not JSON, assume it is a file path instead
+		if _, err := os.Stat(text); os.IsNotExist(err) {
+			return nil, fmt.Errorf(
+				"account_file path does not exist: %s",
+				text)
+		}
+		data, err := ioutil.ReadFile(text)
+		if err != nil {
+			return nil, fmt.Errorf(
+				"Error reading account_file from path '%s': %s",
+				text, err)
+		}
+		conf, err = google.JWTConfigFromJSON(data, DriverScopes...)
+		if err != nil {
+			return nil, fmt.Errorf("Error parsing account_file: %s", err)
+		}
 	}
-
-	conf, err := google.JWTConfigFromJSON(data, DriverScopes...)
-	if err != nil {
-		return nil, fmt.Errorf("Error parsing account_file: %s", err)
-	}
-
-	return &ServiceAccount{
-		jsonKey: data,
-		jwt:     conf,
-	}, nil
+	return conf, nil
 }
@@ -36,15 +36,8 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
 // Run executes a googlecompute Packer build and returns a packer.Artifact
 // representing a GCE machine image.
 func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
-	cfg := GCEDriverConfig{
-		Ui:                            ui,
-		ProjectId:                     b.config.ProjectId,
-		Account:                       b.config.account,
-		ImpersonateServiceAccountName: b.config.ImpersonateServiceAccount,
-		VaultOauthEngineName:          b.config.VaultGCPOauthEngine,
-	}
-
-	driver, err := NewDriverGCE(cfg)
+	driver, err := NewDriverGCE(
+		ui, b.config.ProjectId, b.config.account, b.config.VaultGCPOauthEngine)
 	if err != nil {
 		return nil, err
 	}
@@ -77,11 +70,10 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 			Debug: b.config.PackerDebug,
 		},
 		&StepStartTunnel{
-			IAPConf:            &b.config.IAPConfig,
-			CommConf:           &b.config.Comm,
-			AccountFile:        b.config.AccountFile,
-			ImpersonateAccount: b.config.ImpersonateServiceAccount,
-			ProjectId:          b.config.ProjectId,
+			IAPConf:     &b.config.IAPConfig,
+			CommConf:    &b.config.Comm,
+			AccountFile: b.config.AccountFile,
+			ProjectId:   b.config.ProjectId,
 		},
 		&communicator.StepConnect{
 			Config:      &b.config.Comm,
@@ -17,6 +17,7 @@ import (
 	"github.com/hashicorp/packer/helper/config"
 	"github.com/hashicorp/packer/packer"
 	"github.com/hashicorp/packer/template/interpolate"
+	"golang.org/x/oauth2/jwt"
 	compute "google.golang.org/api/compute/v1"
 )

@@ -34,8 +35,6 @@ type Config struct {
 	// run Packer on a GCE instance with a service account. Instructions for
 	// creating the file or using service accounts are above.
 	AccountFile string `mapstructure:"account_file" required:"false"`
-	// This allows service account impersonation as per the [docs](https://cloud.google.com/iam/docs/impersonating-service-accounts).
-	ImpersonateServiceAccount string `mapstructure:"impersonate_service_account" required:"false"`
 	// The project ID that will be used to launch instances and store images.
 	ProjectId string `mapstructure:"project_id" required:"true"`
 	// Full or partial URL of the guest accelerator type. GPU accelerators can
@@ -267,7 +266,7 @@ type Config struct {
 	UseOSLogin bool `mapstructure:"use_os_login" required:"false"`
 	// Can be set instead of account_file. If set, this builder will use
 	// HashiCorp Vault to generate an Oauth token for authenticating against
-	// Google Cloud. The value should be the path of the token generator
+	// Google's cloud. The value should be the path of the token generator
 	// within vault.
 	// For information on how to configure your Vault + GCP engine to produce
 	// Oauth tokens, see https://www.vaultproject.io/docs/auth/gcp
@@ -281,7 +280,7 @@ type Config struct {
 	// Example: "us-central1-a"
 	Zone string `mapstructure:"zone" required:"true"`

-	account            *ServiceAccount
+	account            *jwt.Config
 	imageAlreadyExists bool
 	ctx                interpolate.Context
 }
@@ -482,9 +481,9 @@ func (c *Config) Prepare(raws ...interface{}) ([]string, error) {

 	// Authenticating via an account file
 	if c.AccountFile != "" {
-		if c.VaultGCPOauthEngine != "" && c.ImpersonateServiceAccount != "" {
+		if c.VaultGCPOauthEngine != "" {
 			errs = packer.MultiErrorAppend(errs, fmt.Errorf("You cannot "+
-				"specify impersonate_service_account, account_file and vault_gcp_oauth_engine at the same time"))
+				"specify both account_file and vault_gcp_oauth_engine."))
 		}
 		cfg, err := ProcessAccountFile(c.AccountFile)
 		if err != nil {
@@ -64,7 +64,6 @@ type FlatConfig struct {
 	WinRMInsecure                *bool                      `mapstructure:"winrm_insecure" cty:"winrm_insecure" hcl:"winrm_insecure"`
 	WinRMUseNTLM                 *bool                      `mapstructure:"winrm_use_ntlm" cty:"winrm_use_ntlm" hcl:"winrm_use_ntlm"`
 	AccountFile                  *string                    `mapstructure:"account_file" required:"false" cty:"account_file" hcl:"account_file"`
-	ImpersonateServiceAccount    *string                    `mapstructure:"impersonate_service_account" required:"false" cty:"impersonate_service_account" hcl:"impersonate_service_account"`
 	ProjectId                    *string                    `mapstructure:"project_id" required:"true" cty:"project_id" hcl:"project_id"`
 	AcceleratorType              *string                    `mapstructure:"accelerator_type" required:"false" cty:"accelerator_type" hcl:"accelerator_type"`
 	AcceleratorCount             *int64                     `mapstructure:"accelerator_count" required:"false" cty:"accelerator_count" hcl:"accelerator_count"`
@@ -183,7 +182,6 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"winrm_insecure":                  &hcldec.AttrSpec{Name: "winrm_insecure", Type: cty.Bool, Required: false},
 		"winrm_use_ntlm":                  &hcldec.AttrSpec{Name: "winrm_use_ntlm", Type: cty.Bool, Required: false},
 		"account_file":                    &hcldec.AttrSpec{Name: "account_file", Type: cty.String, Required: false},
-		"impersonate_service_account":     &hcldec.AttrSpec{Name: "impersonate_service_account", Type: cty.String, Required: false},
 		"project_id":                      &hcldec.AttrSpec{Name: "project_id", Type: cty.String, Required: false},
 		"accelerator_type":                &hcldec.AttrSpec{Name: "accelerator_type", Type: cty.String, Required: false},
 		"accelerator_count":               &hcldec.AttrSpec{Name: "accelerator_count", Type: cty.Number, Required: false},
@@ -10,11 +10,11 @@ import (
 	"errors"
 	"fmt"
 	"log"
+	"net/http"
 	"strings"
 	"time"

 	compute "google.golang.org/api/compute/v1"
-	"google.golang.org/api/option"
 	oslogin "google.golang.org/api/oslogin/v1"

 	"github.com/hashicorp/packer/common/retry"
@@ -24,6 +24,7 @@ import (

 	"golang.org/x/oauth2"
 	"golang.org/x/oauth2/google"
+	"golang.org/x/oauth2/jwt"
 )

 // driverGCE is a Driver implementation that actually talks to GCE.
@@ -35,14 +36,6 @@ type driverGCE struct {
 	ui             packer.Ui
 }

-type GCEDriverConfig struct {
-	Ui                            packer.Ui
-	ProjectId                     string
-	Account                       *ServiceAccount
-	ImpersonateServiceAccountName string
-	VaultOauthEngineName          string
-}
-
 var DriverScopes = []string{"https://www.googleapis.com/auth/compute", "https://www.googleapis.com/auth/devstorage.full_control"}

 // Define a TokenSource that gets tokens from Vault
@@ -78,34 +71,31 @@ func (ots OauthTokenSource) Token() (*oauth2.Token, error) {

 }

-func NewClientOptionGoogle(account *ServiceAccount, vaultOauth string, impersonatesa string) (option.ClientOption, error) {
+func NewClientGCE(conf *jwt.Config, vaultOauth string) (*http.Client, error) {
 	var err error

-	var opts option.ClientOption
+	var client *http.Client

 	if vaultOauth != "" {
 		// Auth with Vault Oauth
 		log.Printf("Using Vault to generate Oauth token.")
 		ts := OauthTokenSource{vaultOauth}
-		opts = option.WithTokenSource(ts)
+		return oauth2.NewClient(context.TODO(), ts), nil

-	} else if impersonatesa != "" {
-		opts = option.ImpersonateCredentials(impersonatesa)
-	} else if account != nil && account.jwt != nil && len(account.jwt.PrivateKey) > 0 {
+	} else if conf != nil && len(conf.PrivateKey) > 0 {
 		// Auth with AccountFile if provided
 		log.Printf("[INFO] Requesting Google token via account_file...")
-		log.Printf("[INFO]   -- Email: %s", account.jwt.Email)
+		log.Printf("[INFO]   -- Email: %s", conf.Email)
 		log.Printf("[INFO]   -- Scopes: %s", DriverScopes)
-		log.Printf("[INFO]   -- Private Key Length: %d", len(account.jwt.PrivateKey))
+		log.Printf("[INFO]   -- Private Key Length: %d", len(conf.PrivateKey))

-		opts = option.WithCredentialsJSON(account.jsonKey)
+		// Initiate an http.Client. The following GET request will be
+		// authorized and authenticated on the behalf of
+		// your service account.
+		client = conf.Client(context.TODO())
 	} else {
 		log.Printf("[INFO] Requesting Google token via GCE API Default Client Token Source...")
-		ts, err := google.DefaultTokenSource(context.TODO(), "https://www.googleapis.com/auth/cloud-platform")
-		if err != nil {
-			return nil, err
-		}
-		opts = option.WithTokenSource(ts)
+		client, err = google.DefaultClient(context.TODO(), DriverScopes...)
 		// The DefaultClient uses the DefaultTokenSource of the google lib.
 		// The DefaultTokenSource uses the "Application Default Credentials"
 		// It looks for credentials in the following places, preferring the first location found:
@@ -124,23 +114,22 @@ func NewClientOptionGoogle(account *ServiceAccount, vaultOauth string, impersona
 		return nil, err
 	}

-	return opts, nil
+	return client, nil
 }

-func NewDriverGCE(config GCEDriverConfig) (Driver, error) {
-	opts, err := NewClientOptionGoogle(config.Account, config.VaultOauthEngineName, config.ImpersonateServiceAccountName)
+func NewDriverGCE(ui packer.Ui, p string, conf *jwt.Config, vaultOauth string) (Driver, error) {
+	client, err := NewClientGCE(conf, vaultOauth)
 	if err != nil {
 		return nil, err
 	}

 	log.Printf("[INFO] Instantiating GCE client...")
-	service, err := compute.NewService(context.TODO(), opts)
+	service, err := compute.New(client)
 	if err != nil {
 		return nil, err
 	}

-	log.Printf("[INFO] Instantiating OS Login client...")
-	osLoginService, err := oslogin.NewService(context.TODO(), opts)
+	osLoginService, err := oslogin.New(client)
 	if err != nil {
 		return nil, err
 	}
@@ -149,10 +138,10 @@ func NewDriverGCE(config GCEDriverConfig) (Driver, error) {
 	service.UserAgent = useragent.String()

 	return &driverGCE{
-		projectId:      config.ProjectId,
+		projectId:      p,
 		service:        service,
 		osLoginService: osLoginService,
-		ui:             config.Ui,
+		ui:             ui,
 	}, nil
 }

@@ -56,7 +56,7 @@ func (s *StepCreateWindowsPassword) Run(ctx context.Context, state multistep.Sta

 	email := ""
 	if c.account != nil {
-		email = c.account.jwt.Email
+		email = c.account.Email
 	}

 	data := WindowsPasswordConfig{
@@ -47,7 +47,7 @@ func (s *StepImportOSLoginSSHKey) Run(ctx context.Context, state multistep.State
 	state.Put("ssh_key_public_sha256", hex.EncodeToString(sha256sum[:]))

 	if config.account != nil {
-		s.accountEmail = config.account.jwt.Email
+		s.accountEmail = config.account.Email
 	}

 	if s.accountEmail == "" {
--- a/Show More
+++ b/Show More