Hi All, We are looking into this issue.
On Thu, Oct 1, 2015 at 10:37 AM, Sandapa Handakumbura <[email protected]> wrote: > Hi Nuwan, > > I faced a similar issue during ESB 4.9.0 release testing. First request > for proxy services (after tenant unloading/ server restart) failed in > tenant mode [1]. Unfortunately ESB team could not reproduce it and I could > not identify the exact steps to reproduce it either. > > Hope the team will look in to this since you have identified steps to > reproduce the issue. > > [1] https://wso2.org/jira/browse/ESBJAVA-4142 > > Thanks, > Sandapa > > > On Thu, Oct 1, 2015 at 4:47 AM, Nuwan Dias <[email protected]> wrote: > >> Hi, >> >> I have a scenario on the ESB where I have created two APIs with the same >> context in the tenant space. The first API doesn't have a version and the >> second API has a version. The first API receives the request and forwards >> to the second API. See illustration below. >> >> Client (/twitter) --> Twitter_API (/twitter/1.0.0) --> Twitter_API_v1.0.0 >> >> This scenario however causes the following [1] NPE on the first request >> that's sent to the server. The subsequent requests pass until a server >> restart happens. >> >> I tried logging into the management console of the ESB using tenant >> credentials to check whether it was related to tenant loading. The first >> request still failed with the same error. Any idea why this is happening? >> This issue first occurred to me in API Manager after migrating to the >> latest released version of Synapse. And is causing test failures in the >> product. It worked fine in the older versions of Synapse (2.1.2- version >> range). >> >> [1] >> >> [2015-10-01 04:41:39,519] ERROR - PassThroughHttpSender Failed to submit >> the response >> java.lang.NullPointerException >> at >> org.apache.synapse.transport.passthru.util.SourceResponseFactory.create(SourceResponseFactory.java:64) >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.submitResponse(PassThroughHttpSender.java:462) >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke(PassThroughHttpSender.java:267) >> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) >> at >> org.wso2.carbon.core.multitenancy.transports.TenantTransportSender.invoke(TenantTransportSender.java:231) >> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) >> at >> org.apache.synapse.core.axis2.Axis2Sender.sendBack(Axis2Sender.java:212) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send(Axis2SynapseEnvironment.java:444) >> at >> org.apache.synapse.mediators.builtin.SendMediator.mediate(SendMediator.java:102) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:81) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:48) >> at >> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:149) >> at org.apache.synapse.rest.Resource.process(Resource.java:297) >> at org.apache.synapse.rest.API.process(API.java:335) >> at >> org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI(RESTRequestHandler.java:97) >> at >> org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:52) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:266) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:529) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:172) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.wso2.carbon.core.multitenancy.MultitenantMessageReceiver.processResponse(MultitenantMessageReceiver.java:166) >> at >> org.wso2.carbon.core.multitenancy.MultitenantMessageReceiver.receive(MultitenantMessageReceiver.java:82) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.apache.synapse.transport.passthru.ClientWorker.run(ClientWorker.java:247) >> at >> org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172) >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> at java.lang.Thread.run(Thread.java:745) >> [2015-10-01 04:41:39,521] ERROR - Axis2Sender >> Access-Control-Allow-Credentials:true,Access-Control-Allow-Methods:GET, >> POST,Access-Control-Allow-Origin:*,Content-Type:application/json; >> charset=utf-8,X-Source:redis,<?xml version='1.0' >> encoding='utf-8'?><soapenv:Envelope xmlns:soapenv=" >> http://www.w3.org/2003/05/soap-envelope";><soapenv:Body/></soapenv:Envelope> >> Unexpected error sending message back >> org.apache.axis2.AxisFault: Failed to submit the response >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.handleException(PassThroughHttpSender.java:610) >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke(PassThroughHttpSender.java:269) >> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) >> at >> org.wso2.carbon.core.multitenancy.transports.TenantTransportSender.invoke(TenantTransportSender.java:231) >> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) >> at >> org.apache.synapse.core.axis2.Axis2Sender.sendBack(Axis2Sender.java:212) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send(Axis2SynapseEnvironment.java:444) >> at >> org.apache.synapse.mediators.builtin.SendMediator.mediate(SendMediator.java:102) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:81) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:48) >> at >> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:149) >> at org.apache.synapse.rest.Resource.process(Resource.java:297) >> at org.apache.synapse.rest.API.process(API.java:335) >> at >> org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI(RESTRequestHandler.java:97) >> at >> org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:52) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:266) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:529) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:172) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.wso2.carbon.core.multitenancy.MultitenantMessageReceiver.processResponse(MultitenantMessageReceiver.java:166) >> at >> org.wso2.carbon.core.multitenancy.MultitenantMessageReceiver.receive(MultitenantMessageReceiver.java:82) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.apache.synapse.transport.passthru.ClientWorker.run(ClientWorker.java:247) >> at >> org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172) >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> at java.lang.Thread.run(Thread.java:745) >> Caused by: java.lang.NullPointerException >> at >> org.apache.synapse.transport.passthru.util.SourceResponseFactory.create(SourceResponseFactory.java:64) >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.submitResponse(PassThroughHttpSender.java:462) >> at >> org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke(PassThroughHttpSender.java:267) >> ... 25 more >> >> Thanks, >> NuwanD. >> >> -- >> Nuwan Dias >> >> Technical Lead - WSO2, Inc. http://wso2.com >> email : [email protected] >> Phone : +94 777 775 729 >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > Sandapa Handakumbura > Associate Technical Lead > WSO2.Inc. ; http://wso2.com/ > M : +94777115866 > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- -- Chanaka Fernando Senior Technical Lead WSO2, Inc.; http://wso2.com lean.enterprise.middleware mobile: +94 773337238 Blog : http://soatutorials.blogspot.com LinkedIn:http://www.linkedin.com/pub/chanaka-fernando/19/a20/5b0 Twitter:https://twitter.com/chanakaudaya
_______________________________________________ Dev mailing list [email protected] http://wso2.org/cgi-bin/mailman/listinfo/dev
