zengjie created SOLR-4922: ----------------------------- Summary: When i create a SolrCore by CoreAdmin ,a SolrException has occur Key: SOLR-4922 URL: https://issues.apache.org/jira/browse/SOLR-4922 Project: Solr Issue Type: Bug Components: SolrCloud Affects Versions: 4.3 Environment: Windows7 Home Basic ,jdk1.6.0_45 Reporter: zengjie Fix For: 4.3
Full stack is over here: 1714364 [qtp29239443-20] ERROR org.apache.solr.core.SolrCore – org.apache.solr.common.SolrException: Error CREATEing SolrCore 'pconline_cms': at org.apache.solr.handler.admin.CoreAdminHandler.handleCreateAction(CoreAdminHandler.java:524) at org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:144) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135) at org.apache.solr.servlet.SolrDispatchFilter.handleAdminRequest(SolrDispatchFilter.java:608) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:206) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:155) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:560) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:365) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:485) at org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53) at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:926) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:988) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235) at org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72) at org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Unknown Source) Caused by: org.apache.solr.common.cloud.ZooKeeperException: at org.apache.solr.core.CoreContainer.registerInZk(CoreContainer.java:853) at org.apache.solr.core.CoreContainer.registerCore(CoreContainer.java:814) at org.apache.solr.core.CoreContainer.register(CoreContainer.java:869) at org.apache.solr.handler.admin.CoreAdminHandler.handleCreateAction(CoreAdminHandler.java:520) ... 30 more Caused by: java.lang.IllegalArgumentException: Invalid path string "/collections/pconline_cms/leader_elect//election" caused by empty node name specified @39 at org.apache.zookeeper.common.PathUtils.validatePath(PathUtils.java:99) at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1020) at org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:201) at org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:198) at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:65) at org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:198) at org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:92) at org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:86) at org.apache.solr.cloud.LeaderElector.setup(LeaderElector.java:278) at org.apache.solr.cloud.ZkController.joinElection(ZkController.java:934) at org.apache.solr.cloud.ZkController.register(ZkController.java:757) at org.apache.solr.cloud.ZkController.register(ZkController.java:723) at org.apache.solr.core.CoreContainer.registerInZk(CoreContainer.java:830) ... 33 more then ,I check the source code,I found the the base class of ShardLeaderElectionContext do this:ZkStateReader.COLLECTIONS_ZKNODE + "/" + collection + "/leader_elect/",it create a leader_elect Zookeeper path,but throught method #setu# of class #LeaderElector# line 276, follow code are executed #String electZKPath = context.electionPath + LeaderElector.ELECTION_NODE;# ,then we have a path like this "/collections/pconline_cms/leader_elect//election" -- This message is automatically generated by JIRA. 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