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From Lahiru Sandaruwan <lahi...@wso2.com>
Subject Re: NPE in Cli when Listing Kubernetes hosts
Date Sun, 16 Nov 2014 17:46:37 GMT
On Sun, Nov 16, 2014 at 11:15 PM, Lahiru Sandaruwan <lahirus@wso2.com>
wrote:

> BTW, I only see slaves. Is it a bug or expected behavior?
>

Looks like the expected behavior. Why don't we show the master?

>
> stratos> list-kubernetes-hosts KubGrp1
>
> Kubernetes hosts found:
>
> +---------------+----------------------------------+--------------+
>
> | Host ID       | Hostname                         | IP Address   |
>
> +---------------+----------------------------------+--------------+
>
> | KubHostSlave1 | slave1.dev.kubernetes.lahiru.com | 172.17.8.101 |
>
> +---------------+----------------------------------+--------------+
>
> | KubHostSlave2 | slave2.dev.kubernetes.lahiru.com | 172.17.8.102 |
>
> +---------------+----------------------------------+--------------+
>
> On Sun, Nov 16, 2014 at 11:11 PM, Lahiru Sandaruwan <lahirus@wso2.com>
> wrote:
>
>> Hi Chamila,
>>
>> Are you using the latest code?
>>
>> Listing using "list-kubernetes-hosts KubGrp1" works fine for me.
>>
>> Thanks.
>>
>> On Sun, Nov 16, 2014 at 10:30 PM, Chamila De Alwis <chamilad@wso2.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I'm getting the following error when trying to list kubernetes hosts in
>>> the cli, in master branch.
>>>
>>> [2014-11-16 22:28:16,288] ERROR
>>> {org.apache.stratos.rest.endpoint.handlers.CustomThrowableExceptionMapper}
>>> -  Internal server error
>>> java.lang.NullPointerException
>>>     at
>>> org.apache.stratos.rest.endpoint.api.StratosApiV41Utils.getKubernetesHosts(StratosApiV41Utils.java:1747)
>>>     at
>>> org.apache.stratos.rest.endpoint.api.StratosApiV41.getKubernetesHosts(StratosApiV41.java:1516)
>>>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>     at
>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>     at
>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>     at java.lang.reflect.Method.invoke(Method.java:601)
>>>     at
>>> org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:180)
>>>     at
>>> org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
>>>     at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:194)
>>>     at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:100)
>>>     at
>>> org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:57)
>>>     at
>>> org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:93)
>>>     at
>>> org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:271)
>>>     at
>>> org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
>>>     at
>>> org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:239)
>>>     at
>>> org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:223)
>>>     at
>>> org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:203)
>>>     at
>>> org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:137)
>>>     at
>>> org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:159)
>>>     at
>>> org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:286)
>>>     at
>>> org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:211)
>>>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:735)
>>>     at
>>> org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:262)
>>>     at
>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
>>>     at
>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>>>     at
>>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
>>>     at
>>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
>>>     at
>>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
>>>     at
>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
>>>     at
>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:178)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47)
>>>     at
>>> org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:56)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:141)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156)
>>>     at
>>> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
>>>     at
>>> org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:52)
>>>     at
>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
>>>     at
>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
>>>     at
>>> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
>>>     at
>>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
>>>     at
>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653)
>>>     at
>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>>>     at
>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>>>     at java.lang.Thread.run(Thread.java:722)
>>>
>>>
>>> Regards,
>>> Chamila de Alwis
>>> Software Engineer | WSO2 | +94772207163
>>> Blog: code.chamiladealwis.com
>>>
>>>
>>>
>>
>>
>> --
>> --
>> Lahiru Sandaruwan
>> Committer and PMC member, Apache Stratos,
>> Senior Software Engineer,
>> WSO2 Inc., http://wso2.com
>> lean.enterprise.middleware
>>
>> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>
>>
>
>
> --
> --
> Lahiru Sandaruwan
> Committer and PMC member, Apache Stratos,
> Senior Software Engineer,
> WSO2 Inc., http://wso2.com
> lean.enterprise.middleware
>
> email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>
>


-- 
--
Lahiru Sandaruwan
Committer and PMC member, Apache Stratos,
Senior Software Engineer,
WSO2 Inc., http://wso2.com
lean.enterprise.middleware

email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146

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