> -----Original Message----- > From: Niki Dokovski [mailto:nick...@gmail.com] > Sent: Saturday, October 19, 2013 9:24 AM > To: Tomcat Developers List > Subject: Re: websocket connection (at startup) between 2 webapps in same > Tomcat 7.0.47 instance hangs indefinitely > > On Sat, Oct 19, 2013 at 4:20 PM, Niki Dokovski <nick...@gmail.com> wrote: > > > > > > > > > On Sat, Oct 19, 2013 at 12:09 AM, Bob DeRemer > <bob.dere...@thingworx.com>wrote: > > > >> Hi Guys,**** > >> > >> ** ** > >> > >> In our implementation, we have a gateway app that uses jsr websockets > >> to communication with our main application server. In a small > >> system, we want to run them both on a single Tomcat instance using > >> the same Tomcat NIO connector, but directing to different respective > >> WS paths. This works fine if you deploy the MAIN first, then the GW > >> - so that MAIN is already up and running. If you restart Tomcat when > >> both webapps are deployed - and the GW > >> (client) starts first, it hangs indefinitely in the following code > >> trying to establish a WS connection: > >> > > > > Hi Bob, > > Do you use the latest implementation? In your case, if got it > > correctly, we have following: > >
This was with the latest TAGGED code (7.0.47), not trunk. If this was a known issue that's fixed in TRUNK, let me know and I'll test it out. Thx - bob > > > > 1. a socket listening - Hence connections are processed > > > 2. missing application - Hence 404 Not Found status code is expected I > expect to have 404 response code on initial upgrade request > > cheers > Niki > > > (sorry for previous partial response, hit send by mistake) > > > > **** > >> > >> ** ** > >> > >> Is this a bug or a known limitation when a client/server in the same > >> webapp try to connect at startup?**** > >> > >> ** ** > >> > >> Thanks**** > >> > >> ** ** > >> > >> "localhost-startStop-1" daemon prio=6 tid=0x000000000ef0f800 > >> nid=0x1624 waiting on condition [0x000000001046e000]**** > >> > >> java.lang.Thread.State: WAITING (parking)**** > >> > >> at sun.misc.Unsafe.park(Native Method)**** > >> > >> - parking to wait for <0x00000007d6d98b18> (a > >> java.util.concurrent.CountDownLatch$Sync)**** > >> > >> at > >> java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)**** > >> > >> at > >> java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInt > >> errupt(AbstractQueuedSynchronizer.java:834) > >> **** > >> > >> at > >> java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared > >> Interruptibly(AbstractQueuedSynchronizer.java:994) > >> **** > >> > >> at > >> java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedIn > >> terruptibly(AbstractQueuedSynchronizer.java:1303) > >> **** > >> > >> at > >> java.util.concurrent.CountDownLatch.await(CountDownLatch.java:236)*** > >> * > >> > >> at sun.nio.ch.PendingFuture.get(PendingFuture.java:180)**** > >> > >> at > >> > org.apache.tomcat.websocket.WsWebSocketContainer.processResponse(WsWe > >> bSocketContainer.java:568) > >> **** > >> > >> at > >> > org.apache.tomcat.websocket.WsWebSocketContainer.connectToServer(WsWe > >> bSocketContainer.java:317) > >> **** > >> > >> at > >> com.thingworx.core.communication.channels.jsr356.client.Jsr356ClientC > >> hannel.connect(Jsr356ClientChannel.java:57) > >> **** > >> > >> at > >> > com.thingworx.core.communication.endpoints.CommunicationEndpoint.conn > >> ect(CommunicationEndpoint.java:186) > >> **** > >> > >> at > >> com.thingworx.core.communication.CommunicationSubsystem.startSubsyste > >> m(CommunicationSubsystem.java:88) > >> **** > >> > >> at > >> com.thingworx.core.subsystems.SubsystemBase.start(SubsystemBase.java: > >> 48)* > >> *** > >> > >> at > >> com.thingworx.apiserver.APIServerManager.startSubsystem(APIServerMana > >> ger.java:92) > >> **** > >> > >> at > >> com.thingworx.core.subsystems.SubsystemBase.start(SubsystemBase.java: > >> 48)* > >> *** > >> > >> at > >> com.thingworx.apiserver.Bootstrapper.contextInitialized(Bootstrapper. > >> java:57) > >> **** > >> > >> at > >> org.apache.catalina.core.StandardContext.listenerStart(StandardContex > >> t.java:4939) > >> **** > >> > >> at > >> org.apache.catalina.core.StandardContext.startInternal(StandardContex > >> t.java:5434) > >> **** > >> > >> - locked <0x00000007da3e0308> (a > >> org.apache.catalina.core.StandardContext)**** > >> > >> at > >> org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)* > >> *** > >> > >> - locked <0x00000007da3e0308> (a > >> org.apache.catalina.core.StandardContext)**** > >> > >> at > >> org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase. > >> java:1559) > >> **** > >> > >> at > >> org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase. > >> java:1549) > >> **** > >> > >> at > >> java.util.concurrent.FutureTask.run(FutureTask.java:262)**** > >> > >> at > >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor. > >> java:1145) > >> **** > >> > >> at > >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor > >> .java:615) > >> **** > >> > >> at java.lang.Thread.run(Thread.java:744)**** > >> > >> ** ** > >> > >> Locked ownable synchronizers:**** > >> > >> - <0x00000007da3a7ab0> (a > >> java.util.concurrent.ThreadPoolExecutor$Worker)**** > >> > >> ** ** > >> > >> ** ** > >> > >> ** ** > >> > >> *Bob DeRemer* > >> > >> *Senior Director, Architecture and Development* > >> > >> ** ** > >> > >> [image: Description: Description: Description: Description: > >> cid:image001.png@01CBE3DE.51A12030]**** > >> > >> http://www.thingworx.com**** > >> > >> Skype: bob.deremer.thingworx**** > >> > >> O: 610.594.6200 x812**** > >> > >> M: 717.881.3986**** > >> > >> ** ** > >> > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org
