Hi, I'm deploying WAR from Jenkins Docker container to Tomcat Docker container.
In server.xml I have enableLookups to enable DNS lookups <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" enableLookups="true"/> and in conf/Catalina/localhost/manager.xml I have <Context privileged="true" antiResourceLocking="false" docBase="${catalina.home}/webapps/manager"> <Valve className="org.apache.catalina.valves.RemoteHostValve" allow="jenkins" /> </Context> There is also manager-script role and user in tomcat-users.xml but I won't post it because authentication works. The issue is RemoteHostValve. If I comment the Valve out, deployment works. If I enable it as shown here, in the localhost log I can see 07-Aug-2017 17:00:22.854 SEVERE [http-apr-8080-exec-1] org.apache.catalina.core.StandardHostValve.invoke Exception Processing /manager/text/list java.lang.NullPointerException at java.util.regex.Matcher.getTextLength(Matcher.java:1283) at java.util.regex.Matcher.reset(Matcher.java:309) at java.util.regex.Matcher.<init>(Matcher.java:229) at java.util.regex.Pattern.matcher(Pattern.java:1093) at org.apache.catalina.valves.RequestFilterValve.isAllowed(RequestFilterValve.java:377) at org.apache.catalina.valves.RequestFilterValve.process(RequestFilterValve.java:312) at org.apache.catalina.valves.RemoteHostValve.invoke(RemoteHostValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1132) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684) at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2458) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:748) Can anyone explain what the issue is and how to fix it? Thanks Martynas