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mirror of synced 2026-08-06 02:08:01 +00:00

Add AuthorizationManager

Closes gh-8900
This commit is contained in:
Evgeniy Cheban
2020-09-07 04:31:06 +03:00
committed by Josh Cummings
parent 5306d4c4d5
commit 34b4b1054f
15 changed files with 2052 additions and 1 deletions
@@ -0,0 +1,69 @@
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.web.access.intercept;
import java.io.IOException;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.security.authentication.AuthenticationCredentialsNotFoundException;
import org.springframework.security.authorization.AuthorizationManager;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.util.Assert;
import org.springframework.web.filter.OncePerRequestFilter;
/**
* An authorization filter that restricts access to the URL using
* {@link AuthorizationManager}.
*
* @author Evgeniy Cheban
*/
public class AuthorizationFilter extends OncePerRequestFilter {
private final AuthorizationManager<HttpServletRequest> authorizationManager;
/**
* Creates an instance.
* @param authorizationManager the {@link AuthorizationManager} to use
*/
public AuthorizationFilter(AuthorizationManager<HttpServletRequest> authorizationManager) {
Assert.notNull(authorizationManager, "authorizationManager cannot be null");
this.authorizationManager = authorizationManager;
}
@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
this.authorizationManager.verify(this::getAuthentication, request);
filterChain.doFilter(request, response);
}
private Authentication getAuthentication() {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication == null) {
throw new AuthenticationCredentialsNotFoundException(
"An Authentication object was not found in the SecurityContext");
}
return authentication;
}
}
@@ -0,0 +1,124 @@
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.web.access.intercept;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.function.Supplier;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.core.log.LogMessage;
import org.springframework.security.authorization.AuthorizationDecision;
import org.springframework.security.authorization.AuthorizationManager;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.util.matcher.RequestMatcher;
import org.springframework.security.web.util.matcher.RequestMatcher.MatchResult;
import org.springframework.util.Assert;
/**
* An {@link AuthorizationManager} which delegates to a specific
* {@link AuthorizationManager} based on a {@link RequestMatcher} evaluation.
*
* @author Evgeniy Cheban
*/
public final class DelegatingAuthorizationManager implements AuthorizationManager<HttpServletRequest> {
private final Log logger = LogFactory.getLog(getClass());
private final Map<RequestMatcher, AuthorizationManager<RequestAuthorizationContext>> mappings;
private DelegatingAuthorizationManager(
Map<RequestMatcher, AuthorizationManager<RequestAuthorizationContext>> mappings) {
Assert.notEmpty(mappings, "mappings cannot be empty");
this.mappings = mappings;
}
/**
* Delegates to a specific {@link AuthorizationManager} based on a
* {@link RequestMatcher} evaluation.
* @param authentication the {@link Supplier} of the {@link Authentication} to check
* @param request the {@link HttpServletRequest} to check
* @return an {@link AuthorizationDecision}. If there is no {@link RequestMatcher}
* matching the request, or the {@link AuthorizationManager} could not decide, then
* null is returned
*/
@Override
public AuthorizationDecision check(Supplier<Authentication> authentication, HttpServletRequest request) {
if (this.logger.isTraceEnabled()) {
this.logger.trace(LogMessage.format("Authorizing %s", request));
}
for (Map.Entry<RequestMatcher, AuthorizationManager<RequestAuthorizationContext>> mapping : this.mappings
.entrySet()) {
RequestMatcher matcher = mapping.getKey();
MatchResult matchResult = matcher.matcher(request);
if (matchResult.isMatch()) {
AuthorizationManager<RequestAuthorizationContext> manager = mapping.getValue();
if (this.logger.isTraceEnabled()) {
this.logger.trace(LogMessage.format("Checking authorization on %s using %s", request, manager));
}
return manager.check(authentication,
new RequestAuthorizationContext(request, matchResult.getVariables()));
}
}
this.logger.trace("Abstaining since did not find matching RequestMatcher");
return null;
}
/**
* Creates a builder for {@link DelegatingAuthorizationManager}.
* @return the new {@link Builder} instance
*/
public static Builder builder() {
return new Builder();
}
/**
* A builder for {@link DelegatingAuthorizationManager}.
*/
public static final class Builder {
private final Map<RequestMatcher, AuthorizationManager<RequestAuthorizationContext>> mappings = new LinkedHashMap<>();
/**
* Maps a {@link RequestMatcher} to an {@link AuthorizationManager}.
* @param matcher the {@link RequestMatcher} to use
* @param manager the {@link AuthorizationManager} to use
* @return the {@link Builder} for further customizations
*/
public Builder add(RequestMatcher matcher, AuthorizationManager<RequestAuthorizationContext> manager) {
Assert.notNull(matcher, "matcher cannot be null");
Assert.notNull(manager, "manager cannot be null");
this.mappings.put(matcher, manager);
return this;
}
/**
* Creates a {@link DelegatingAuthorizationManager} instance.
* @return the {@link DelegatingAuthorizationManager} instance
*/
public DelegatingAuthorizationManager build() {
return new DelegatingAuthorizationManager(this.mappings);
}
}
}
@@ -0,0 +1,72 @@
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.web.access.intercept;
import java.util.Collections;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
/**
* An {@link HttpServletRequest} authorization context.
*
* @author Evgeniy Cheban
*/
public final class RequestAuthorizationContext {
private final HttpServletRequest request;
private final Map<String, String> variables;
/**
* Creates an instance.
* @param request the {@link HttpServletRequest} to use
*/
public RequestAuthorizationContext(HttpServletRequest request) {
this(request, Collections.emptyMap());
}
/**
* Creates an instance.
* @param request the {@link HttpServletRequest} to use
* @param variables a map containing key-value pairs representing extracted variable
* names and variable values
*/
public RequestAuthorizationContext(HttpServletRequest request, Map<String, String> variables) {
this.request = request;
this.variables = variables;
}
/**
* Returns the {@link HttpServletRequest}.
* @return the {@link HttpServletRequest} to use
*/
public HttpServletRequest getRequest() {
return this.request;
}
/**
* Returns the extracted variable values where the key is the variable name and the
* value is the variable value.
* @return a map containing key-value pairs representing extracted variable names and
* variable values
*/
public Map<String, String> getVariables() {
return this.variables;
}
}
@@ -0,0 +1,128 @@
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.web.access.intercept;
import java.util.function.Supplier;
import javax.servlet.FilterChain;
import javax.servlet.http.HttpServletRequest;
import org.junit.After;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.authentication.AuthenticationCredentialsNotFoundException;
import org.springframework.security.authentication.TestingAuthenticationToken;
import org.springframework.security.authorization.AuthenticatedAuthorizationManager;
import org.springframework.security.authorization.AuthorizationManager;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.context.SecurityContextImpl;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.BDDMockito.willThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoInteractions;
/**
* Tests for {@link AuthorizationFilter}.
*
* @author Evgeniy Cheban
*/
public class AuthorizationFilterTests {
@After
public void tearDown() {
SecurityContextHolder.clearContext();
}
@Test
public void filterWhenAuthorizationManagerVerifyPassesThenNextFilter() throws Exception {
AuthorizationManager<HttpServletRequest> mockAuthorizationManager = mock(AuthorizationManager.class);
AuthorizationFilter filter = new AuthorizationFilter(mockAuthorizationManager);
TestingAuthenticationToken authenticationToken = new TestingAuthenticationToken("user", "password");
SecurityContext securityContext = new SecurityContextImpl();
securityContext.setAuthentication(authenticationToken);
SecurityContextHolder.setContext(securityContext);
MockHttpServletRequest mockRequest = new MockHttpServletRequest(null, "/path");
MockHttpServletResponse mockResponse = new MockHttpServletResponse();
FilterChain mockFilterChain = mock(FilterChain.class);
filter.doFilter(mockRequest, mockResponse, mockFilterChain);
ArgumentCaptor<Supplier<Authentication>> authenticationCaptor = ArgumentCaptor.forClass(Supplier.class);
verify(mockAuthorizationManager).verify(authenticationCaptor.capture(), eq(mockRequest));
Supplier<Authentication> authentication = authenticationCaptor.getValue();
assertThat(authentication.get()).isEqualTo(authenticationToken);
verify(mockFilterChain).doFilter(mockRequest, mockResponse);
}
@Test
public void filterWhenAuthorizationManagerVerifyThrowsAccessDeniedExceptionThenStopFilterChain() {
AuthorizationManager<HttpServletRequest> mockAuthorizationManager = mock(AuthorizationManager.class);
AuthorizationFilter filter = new AuthorizationFilter(mockAuthorizationManager);
TestingAuthenticationToken authenticationToken = new TestingAuthenticationToken("user", "password");
SecurityContext securityContext = new SecurityContextImpl();
securityContext.setAuthentication(authenticationToken);
SecurityContextHolder.setContext(securityContext);
MockHttpServletRequest mockRequest = new MockHttpServletRequest(null, "/path");
MockHttpServletResponse mockResponse = new MockHttpServletResponse();
FilterChain mockFilterChain = mock(FilterChain.class);
willThrow(new AccessDeniedException("Access Denied")).given(mockAuthorizationManager).verify(any(),
eq(mockRequest));
assertThatExceptionOfType(AccessDeniedException.class)
.isThrownBy(() -> filter.doFilter(mockRequest, mockResponse, mockFilterChain))
.withMessage("Access Denied");
ArgumentCaptor<Supplier<Authentication>> authenticationCaptor = ArgumentCaptor.forClass(Supplier.class);
verify(mockAuthorizationManager).verify(authenticationCaptor.capture(), eq(mockRequest));
Supplier<Authentication> authentication = authenticationCaptor.getValue();
assertThat(authentication.get()).isEqualTo(authenticationToken);
verifyNoInteractions(mockFilterChain);
}
@Test
public void filterWhenAuthenticationNullThenAuthenticationCredentialsNotFoundException() {
AuthorizationFilter filter = new AuthorizationFilter(AuthenticatedAuthorizationManager.authenticated());
MockHttpServletRequest mockRequest = new MockHttpServletRequest(null, "/path");
MockHttpServletResponse mockResponse = new MockHttpServletResponse();
FilterChain mockFilterChain = mock(FilterChain.class);
assertThatExceptionOfType(AuthenticationCredentialsNotFoundException.class)
.isThrownBy(() -> filter.doFilter(mockRequest, mockResponse, mockFilterChain))
.withMessage("An Authentication object was not found in the SecurityContext");
verifyNoInteractions(mockFilterChain);
}
}
@@ -0,0 +1,84 @@
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.web.access.intercept;
import java.util.function.Supplier;
import org.junit.Test;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.security.authentication.TestingAuthenticationToken;
import org.springframework.security.authorization.AuthorizationDecision;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.servlet.util.matcher.MvcRequestMatcher;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
/**
* Tests for {@link DelegatingAuthorizationManager}.
*
* @author Evgeniy Cheban
*/
public class DelegatingAuthorizationManagerTests {
@Test
public void buildWhenMappingsEmptyThenException() {
assertThatIllegalArgumentException().isThrownBy(() -> DelegatingAuthorizationManager.builder().build())
.withMessage("mappings cannot be empty");
}
@Test
public void addWhenMatcherNullThenException() {
assertThatIllegalArgumentException()
.isThrownBy(() -> DelegatingAuthorizationManager.builder()
.add(null, (a, o) -> new AuthorizationDecision(true)).build())
.withMessage("matcher cannot be null");
}
@Test
public void addWhenManagerNullThenException() {
assertThatIllegalArgumentException().isThrownBy(
() -> DelegatingAuthorizationManager.builder().add(new MvcRequestMatcher(null, "/grant"), null).build())
.withMessage("manager cannot be null");
}
@Test
public void checkWhenMultipleMappingsConfiguredThenDelegatesMatchingManager() {
DelegatingAuthorizationManager manager = DelegatingAuthorizationManager.builder()
.add(new MvcRequestMatcher(null, "/grant"), (a, o) -> new AuthorizationDecision(true))
.add(new MvcRequestMatcher(null, "/deny"), (a, o) -> new AuthorizationDecision(false))
.add(new MvcRequestMatcher(null, "/neutral"), (a, o) -> null).build();
Supplier<Authentication> authentication = () -> new TestingAuthenticationToken("user", "password", "ROLE_USER");
AuthorizationDecision grant = manager.check(authentication, new MockHttpServletRequest(null, "/grant"));
assertThat(grant).isNotNull();
assertThat(grant.isGranted()).isTrue();
AuthorizationDecision deny = manager.check(authentication, new MockHttpServletRequest(null, "/deny"));
assertThat(deny).isNotNull();
assertThat(deny.isGranted()).isFalse();
AuthorizationDecision neutral = manager.check(authentication, new MockHttpServletRequest(null, "/neutral"));
assertThat(neutral).isNull();
AuthorizationDecision abstain = manager.check(authentication, new MockHttpServletRequest(null, "/abstain"));
assertThat(abstain).isNull();
}
}