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https://issues.apache.org/jira/browse/NIFI-11409?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17711949#comment-17711949
 ] 

David Handermann commented on NIFI-11409:
-----------------------------------------

Thanks for the diagram [~macdoor615], that is very helpful, and makes sense 
from the previous background shown in the OIDC Discovery configuration. In the 
JSON you previously shared, there was a mix of the hostname and IP address in 
the different endpoints.

It should be possible to make something work if you have an internal DNS 
resolver behind the firewall, or custom /etc/hosts entries. A solution using 
different DNS servers would be the ideal approach.

> OIDC Token Revocation Error on Logout
> -------------------------------------
>
>                 Key: NIFI-11409
>                 URL: https://issues.apache.org/jira/browse/NIFI-11409
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>    Affects Versions: 1.21.0
>         Environment: NiFi 1.21.0 cluster with 4 nodes
> openjdk version "11.0.18" 2023-01-17 LTS
> OpenJDK Runtime Environment (Red_Hat-11.0.18.0.10-1.el7_9) (build 
> 11.0.18+10-LTS)
> OpenJDK 64-Bit Server VM (Red_Hat-11.0.18.0.10-1.el7_9) (build 
> 11.0.18+10-LTS, mixed mode, sharing)
> Linux hb3-ifz-bridge-004 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 
> 16:21:17 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
> Keycloak 20.0.2
>            Reporter: macdoor615
>            Assignee: David Handermann
>            Priority: Major
>         Attachments: RFC6749 flow.png, macdoor network topology.png, 
> 截屏2023-04-08 12.40.30.png, 截屏2023-04-09 13.17.25.png, 截屏2023-04-09 
> 13.33.25.png
>
>
> My NiFi 1.21.0 cluster has 4 nodes and using oidc authentication.
> I can log in properly, but when I click logout on webui, I got HTTP ERROR 503.
> !截屏2023-04-08 12.40.30.png|width=479,height=179!
> I also find 503 in nifi-request.log
>  
> {code:java}
> 10.12.69.33 - - [08/Apr/2023:04:24:13 +0000] "GET 
> /nifi-api/access/oidc/logout HTTP/1.1" 503 425 
> "https://36.138.166.203:18088/nifi/"; "Mozilla/5.0 (Macintosh; Intel Mac OS X 
> 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 
> Safari/605.1.15"{code}
>  
> and WARNs in nifi-user.log, 36.133.55.100 is load balance's external IP. It 
> can not be accessed in intra net.
>  
> {code:java}
> 2023-04-08 12:24:43,511 WARN [NiFi Web Server-59] 
> o.a.n.w.s.o.r.StandardTokenRevocationResponseClient Token Revocation Request 
> processing failed
> org.springframework.web.client.ResourceAccessException: I/O error on POST 
> request for 
> "https://36.133.55.100:8943/realms/zznode/protocol/openid-connect/revoke": 
> connect timed out; nested exception is java.net.SocketTimeoutException: 
> connect timed out
>         at 
> org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:791)
>         at 
> org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:666)
>         at 
> org.apache.nifi.web.security.oidc.revocation.StandardTokenRevocationResponseClient.getResponseEntity(StandardTokenRevocationResponseClient.java:81)
>         at 
> org.apache.nifi.web.security.oidc.revocation.StandardTokenRevocationResponseClient.getRevocationResponse(StandardTokenRevocationResponseClient.java:70)
>         at 
> org.apache.nifi.web.security.oidc.logout.OidcLogoutSuccessHandler.processRefreshTokenRevocation(OidcLogoutSuccessHandler.java:181)
>         at 
> org.apache.nifi.web.security.oidc.logout.OidcLogoutSuccessHandler.processLogoutRequest(OidcLogoutSuccessHandler.java:159)
>         at 
> org.apache.nifi.web.security.oidc.logout.OidcLogoutSuccessHandler.onLogoutSuccess(OidcLogoutSuccessHandler.java:127)
>         at 
> org.apache.nifi.web.security.logout.StandardLogoutFilter.doFilterInternal(StandardLogoutFilter.java:62)
>         at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
>         at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:361)
>         at 
> org.apache.nifi.web.security.csrf.SkipReplicatedCsrfFilter.doFilterInternal(SkipReplicatedCsrfFilter.java:59)
>         at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
>         at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:361)
>         at 
> org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:62)
>         at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
>         at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:361)
>         at 
> org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:225)
>         at 
> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:190)
>         at 
> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:354)
>         at 
> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:267)
>         at 
> org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
>         at 
> org.apache.nifi.web.filter.ExceptionFilter.doFilter(ExceptionFilter.java:46)
>         at 
> org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
>         at 
> org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:487)
>         at 
> org.apache.nifi.web.server.filter.DataTransferExcludedDoSFilter.doFilterChain(DataTransferExcludedDoSFilter.java:51)
>         at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:336)
>         at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:301)
>         at 
> org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
>         at 
> org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90)
>         at 
> org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75)
>         at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
>         at 
> org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
>         at 
> org.apache.nifi.web.server.log.RequestAuthenticationFilter.doFilterInternal(RequestAuthenticationFilter.java:59)
>         at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
>         at 
> org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:552)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
>        at 
> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
>         at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
>         at 
> org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:772)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:191)
>         at 
> org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:59)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
>         at org.eclipse.jetty.server.Server.handle(Server.java:516)
>         at 
> org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)
>         at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)
>         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)
>         at 
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
>         at 
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
>         at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
>         at 
> org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:555)
>         at 
> org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:410)
>         at 
> org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:164)
>         at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
>         at 
> org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
>         at 
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
>         at 
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
>         at 
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
>         at 
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
>         at 
> org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
>         at java.base/java.lang.Thread.run(Thread.java:829)
> Caused by: java.net.SocketTimeoutException: connect timed out
>         at java.base/java.net.PlainSocketImpl.socketConnect(Native Method)
>         at 
> java.base/java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:412)
>         at 
> java.base/java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:255)
>         at 
> java.base/java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:237)
>         at 
> java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
>         at java.base/java.net.Socket.connect(Socket.java:609)
>         at okhttp3.internal.platform.Platform.connectSocket(Platform.kt:128)
>         at 
> okhttp3.internal.connection.RealConnection.connectSocket(RealConnection.kt:295)
>         at 
> okhttp3.internal.connection.RealConnection.connect(RealConnection.kt:207)
>         at 
> okhttp3.internal.connection.ExchangeFinder.findConnection(ExchangeFinder.kt:226)
>         at 
> okhttp3.internal.connection.ExchangeFinder.findHealthyConnection(ExchangeFinder.kt:106)
>          at 
> okhttp3.internal.connection.ExchangeFinder.find(ExchangeFinder.kt:74)         
> at okhttp3.internal.connection.RealCall.initExchange$okhttp(RealCall.kt:255)  
>        at 
> okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:32)
>          at 
> okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
>          at 
> okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)     
>     at 
> okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
>          at 
> okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83)    
>      at 
> okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
>          at 
> okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76)
>          at 
> okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
>          at 
> okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201)
>          at okhttp3.internal.connection.RealCall.execute(RealCall.kt:154)     
>     at 
> org.springframework.http.client.OkHttp3ClientHttpRequest.executeInternal(OkHttp3ClientHttpRequest.java:73)
>          at 
> org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)
>          at 
> org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:66)
>          at 
> org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:782)  
>        ... 78 common frames omitted 2023-04-08 12:24:43,512 INFO [NiFi Web 
> Server-59] o.a.n.w.s.o.l.OidcLogoutSuccessHandler Identity 
> [xiaoxiong.d...@gumhb3.com] OIDC Refresh Token Revocation completed [HTTP 500]
> {code}
> I can logout properly on my standalone NiFi with the same oidc service and 
> the same network config



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