TeslaCN commented on PR #151:
URL: 
https://github.com/apache/shardingsphere-elasticjob-ui/pull/151#issuecomment-1138109751

   I have checked out the branch of this PR and had a try. I found some 
problems:
   * HTTP error 500 always occurred if I don't have a casdoor or configure it 
correctly. And I didn't found how to disable casdoor. I tried removing 
configurations from `application.properties`, but error still occurred. **Does 
it mean casdoor become a requirement of deploying ElasticJob UI?**
   
   <img width="1589" alt="image" 
src="https://user-images.githubusercontent.com/20503072/170409367-3ce61350-fea5-4ae3-a7ca-ba1c1465fd09.png";>
   
   ```
   [ERROR] 11:17:03.645 [http-nio-8088-exec-3] 
o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet 
[dispatcherServlet] in context with path [] threw exception
   org.casbin.casdoor.exception.CasdoorAuthException: Cannot verify signature.
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:93)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.security.AuthenticationFilter.doFilter(AuthenticationFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.web.filter.CORSFilter.doFilter(CORSFilter.java:53)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at 
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
        at 
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at 
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
        at 
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
        at 
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at 
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Thread.java:829)
   Caused by: com.nimbusds.jose.JOSEException: Unsupported JWS algorithm HS256, 
must be RS256, RS384, RS512, PS256, PS384 or PS512
        at 
com.nimbusds.jose.crypto.impl.RSASSA.getSignerAndVerifier(RSASSA.java:97)
        at 
com.nimbusds.jose.crypto.RSASSAVerifier.verify(RSASSAVerifier.java:163)
        at com.nimbusds.jose.JWSObject.verify(JWSObject.java:359)
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:88)
        ... 38 common frames omitted
   [ERROR] 11:17:03.645 [http-nio-8088-exec-2] 
o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet 
[dispatcherServlet] in context with path [] threw exception
   org.casbin.casdoor.exception.CasdoorAuthException: Cannot verify signature.
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:93)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.security.AuthenticationFilter.doFilter(AuthenticationFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.web.filter.CORSFilter.doFilter(CORSFilter.java:53)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at 
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
        at 
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at 
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
        at 
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
        at 
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at 
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Thread.java:829)
   Caused by: com.nimbusds.jose.JOSEException: Unsupported JWS algorithm HS256, 
must be RS256, RS384, RS512, PS256, PS384 or PS512
        at 
com.nimbusds.jose.crypto.impl.RSASSA.getSignerAndVerifier(RSASSA.java:97)
        at 
com.nimbusds.jose.crypto.RSASSAVerifier.verify(RSASSAVerifier.java:163)
        at com.nimbusds.jose.JWSObject.verify(JWSObject.java:359)
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:88)
        ... 38 common frames omitted
   ```
   
   
   If I remove casdoor configurations from `application.properties`
   ```
   [ERROR] 11:22:12.004 [http-nio-8088-exec-2] 
o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet 
[dispatcherServlet] in context with path [] threw exception
   java.lang.NullPointerException: null
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:85)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.security.AuthenticationFilter.doFilter(AuthenticationFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.web.filter.CORSFilter.doFilter(CORSFilter.java:53)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at 
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
        at 
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at 
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
        at 
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
        at 
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at 
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Thread.java:829)
   [ERROR] 11:22:12.004 [http-nio-8088-exec-1] 
o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet 
[dispatcherServlet] in context with path [] threw exception
   java.lang.NullPointerException: null
        at 
org.casbin.casdoor.service.CasdoorAuthService.parseJwtToken(CasdoorAuthService.java:85)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.security.AuthenticationFilter.doFilter(AuthenticationFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.shardingsphere.elasticjob.lite.ui.web.filter.CORSFilter.doFilter(CORSFilter.java:53)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at 
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
        at 
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at 
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
        at 
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
        at 
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at 
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Thread.java:829)
   ```


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