spring-projects / spring-projects/spring-security
Logging in via oauth2 using redis session throws jackson error
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- Java
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Description
I initially created this issue in spring session, but I now believe it belongs here.
Describe the bug
When I attempt to login via oauth 2 using redis sessions I get this jackson error
org.springframework.data.redis.serializer.SerializationException: Could not read JSON:Could not resolve type id 'java.net.URL' as a subtype of `java.lang.Object`: Configured `PolymorphicTypeValidator` (of type `tools.jackson.databind.jsontype.BasicPolymorphicTypeValidator`) denied resolution
at [Source: REDACTED (`StreamReadFeature.INCLUDE_SOURCE_IN_LOCATION` disabled); byte offset: #1988] (through reference chain: org.springframework.security.core.context.SecurityContextImpl["authentication"]->org.springframework.security.oauth2.client.authentication.OAuth2AuthenticationToken["principal"]->org.springframework.security.oauth2.core.oidc.user.DefaultOidcUser["authorities"]->java.util.HashSet[0]->org.springframework.security.oauth2.core.oidc.user.OidcUserAuthority["idToken"]->org.springframework.security.oauth2.core.oidc.OidcIdToken["claims"]->java.util.LinkedHashMap["iss"])
the error location of the json in redis appears to be here
"iss": [
"java.net.URL",
"https://accounts.google.com"
],
I am using the documentation code for 4.0.1-SNAPSHOT
Sample
Here is a link to the sample. To set it up add your oauth2 details to application.yml, start up spring boot and attempt to login
This comment fixes the issue, so I believe the Url.class needs to be added to OAuth2ClientJacksonModule
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with OAuth2ClientJacksonModule.java at the referenced registration point, then reproduce the Redis-session OAuth2 login using the linked sample and application.yml setup. Confirm how the java.net.URL claim is serialized and deserialized, and verify that the login no longer throws the PolymorphicTypeValidator error.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, redis, spring
- Domain
- authentication, backend, security
- Issue type
- Bug
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Quiet
- Clarity
- Clearly specified
- Newbie friendliness
- 75/100