provisionCertificate api returns NPE when 'reconnect' parameter is used. #2753
Description
ISSUE TYPE
- Bug Report
COMPONENT NAME
api
CLOUDSTACK VERSION
4.12
SUMMARY
When executing the provisionCertificate api with reconnect parameter a NPE appears
STEPS TO REPRODUCE
```
2018-07-19 08:05:50,050 ERROR [c.c.a.ApiAsyncJobDispatcher] (API-Job-Executor-56:ctx-7e01f347 job-60) (logid:ac0ee859) Unexpected exception while executing org.apache.cloudstack.api.command.admin.ca.ProvisionCertificateCmd
java.lang.NullPointerException
at com.cloud.agent.manager.ClusteredAgentManagerImpl.reconnect(ClusteredAgentManagerImpl.java:372)
at org.apache.cloudstack.ca.CAManagerImpl.deployCertificate(CAManagerImpl.java:232)
at org.apache.cloudstack.ca.CAManagerImpl.provisionCertificate(CAManagerImpl.java:194)
at sun.reflect.GeneratedMethodAccessor273.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:338)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:197)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
at org.apache.cloudstack.network.contrail.management.EventUtils$EventInterceptor.invoke(EventUtils.java:107)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:174)
at com.cloud.event.ActionEventInterceptor.invoke(ActionEventInterceptor.java:51)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:174)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
at com.sun.proxy.$Proxy217.provisionCertificate(Unknown Source)
at org.apache.cloudstack.api.command.admin.ca.ProvisionCertificateCmd.execute(ProvisionCertificateCmd.java:95)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:150)
at com.cloud.api.ApiAsyncJobDispatcher.runJob(ApiAsyncJobDispatcher.java:108)
at org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.runInContext(AsyncJobManagerImpl.java:581)
at org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:49)
at org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:56)
at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:103)
at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:53)
at org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:46)
at org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.run(AsyncJobManagerImpl.java:529)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
2018-07-19 08:05:50,051 DEBUG [o.a.c.f.j.i.AsyncJobManagerImpl] (API-Job-Executor-56:ctx-7e01f347 job-60) (logid:ac0ee859) Complete async job-60, jobStatus: FAILED, resultCode: 530, result: org.apache.cloudstack.api.response.ExceptionResponse/null/{"uuidList":[],"errorcode":530
```
EXPECTED RESULTS
Api call should succeed
ACTUAL RESULTS
It fails with NPE
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