Currently if trace logging is enabled a StackOverflowException is thrown
when trying to resolve toString of the authentication.
java.lang.StackOverflowError: null
at java.base/java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:538) ~[na:na]
at java.base/java.lang.StringBuilder.append(StringBuilder.java:174) ~[na:na]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.lambda$defaultWithAnonymous$2(AnonymousAuthenticationFilter.java:125) ~[spring-security-web-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.core.log.LogMessage$SupplierMessage.buildString(LogMessage.java:155) ~[spring-core-5.3.12.jar:5.3.12]
at org.springframework.core.log.LogMessage.toString(LogMessage.java:70) ~[spring-core-5.3.12.jar:5.3.12]
at java.base/java.lang.String.valueOf(String.java:2951) ~[na:na]
at org.apache.commons.logging.LogAdapter$Slf4jLocationAwareLog.trace(LogAdapter.java:482) ~[spring-jcl-5.3.12.jar:5.3.12]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.defaultWithAnonymous(AnonymousAuthenticationFilter.java:125) ~[spring-security-web-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.lambda$defaultWithAnonymous$0(AnonymousAuthenticationFilter.java:105) ~[spring-security-web-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.security.core.context.ThreadLocalSecurityContextHolderStrategy.lambda$setDeferredContext$2(ThreadLocalSecurityContextHolderStrategy.java:67) ~[spring-security-core-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.security.core.context.ThreadLocalSecurityContextHolderStrategy.getContext(ThreadLocalSecurityContextHolderStrategy.java:43) ~[spring-security-core-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.lambda$defaultWithAnonymous$2(AnonymousAuthenticationFilter.java:126) ~[spring-security-web-5.8.0-SNAPSHOT.jar:5.8.0-SNAPSHOT]
at org.springframework.core.log.LogMessage$SupplierMessage.buildString(LogMessage.java:155) ~[spring-core-5.3.12.jar:5.3.12]
at org.springframework.core.log.LogMessage.toString(LogMessage.java:70) ~[spring-core-5.3.12.jar:5.3.12]
at java.base/java.lang.String.valueOf(String.java:2951) ~[na:na]
at org.apache.commons.logging.LogAdapter$Slf4jLocationAwareLog.trace(LogAdapter.java:482) ~[spring-jcl-5.3.12.jar:5.3.12]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.defaultWithAnonymous(AnonymousAuthenticationFilter.java:125)
Issue gh-11457
Previously AnonymousAuthenticationFilter accessed the SecurityContext to
determine if anonymous authentication needed setup eagerly. Now this is done
lazily to avoid unnecessary access to the SecurityContext which in turn avoids
unnecessary HTTP Session access.
Closes gh-11457
Tim te Beek