Fix random ES Rest timeout on index creation

bin/nuxeoctl start --strict --clid=/opt/build/hudson/instance.clid

2018-10-02T01:34:09,030 WARN  [main] [org.nuxeo.elasticsearch.core.ElasticSearchEmbeddedNode] Elasticsearch embedded configuration is ONLY for testing purpose. You need to create a dedicated Elasticsearch cluster for production.
2018-10-02T01:34:13,739 WARN  [main] [org.elasticsearch.deprecation.common.settings.Settings] [http.enabled] setting was deprecated in Elasticsearch and will be removed in a future release! See the breaking changes documentation for the next major version.
2018-10-02T01:34:52,406 ERROR [main] [org.nuxeo.runtime.model.ComponentManager] Component service:org.nuxeo.elasticsearch.ElasticSearchComponent notification of application started failed: java.io.IOException: listener timeout after waiting for [30000] ms
org.nuxeo.ecm.core.api.NuxeoException: java.io.IOException: listener timeout after waiting for [30000] ms
	at org.nuxeo.elasticsearch.client.ESRestClient.createIndex(ESRestClient.java:213) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.initIndex(ElasticSearchAdminImpl.java:458) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
    at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.initIndex(ElasticSearchAdminImpl.java:357) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.initIndex(ElasticSearchAdminImpl.java:342) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.initIndexes(ElasticSearchAdminImpl.java:306) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.initializeIndexes(ElasticSearchAdminImpl.java:189) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.core.ElasticSearchAdminImpl.<init>(ElasticSearchAdminImpl.java:100) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.elasticsearch.ElasticSearchComponent.start(ElasticSearchComponent.java:168) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.model.impl.RegistrationInfoImpl.start(RegistrationInfoImpl.java:381) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.model.impl.ComponentManagerImpl.startComponent(ComponentManagerImpl.java:709) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.model.impl.ComponentManagerImpl.startComponents(ComponentManagerImpl.java:691) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.model.impl.ComponentManagerImpl.start(ComponentManagerImpl.java:792) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.osgi.OSGiRuntimeService.startComponents(OSGiRuntimeService.java:447) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.osgi.OSGiRuntimeService.frameworkEvent(OSGiRuntimeService.java:462) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.osgi.OSGiAdapter.fireFrameworkEvent(OSGiAdapter.java:223) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.osgi.application.loader.FrameworkLoader.doStart(FrameworkLoader.java:225) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.osgi.application.loader.FrameworkLoader.start(FrameworkLoader.java:124) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.deployment.NuxeoStarter.start(NuxeoStarter.java:124) [nuxeo-runtime-deploy-10.3-SNAPSHOT.jar:?]
	at org.nuxeo.runtime.deployment.NuxeoStarter.contextInitialized(NuxeoStarter.java:93) [nuxeo-runtime-deploy-10.3-SNAPSHOT.jar:?]
Caused by: java.io.IOException: listener timeout after waiting for [30000] ms
        at org.elasticsearch.client.RestClient$SyncResponseListener.get(RestClient.java:684) ~[elasticsearch-rest-client-6.3.0.jar:6.3.0]
        at org.elasticsearch.client.RestClient.performRequest(RestClient.java:235) ~[elasticsearch-rest-client-6.3.0.jar:6.3.0]
        at org.elasticsearch.client.RestClient.performRequest(RestClient.java:198) ~[elasticsearch-rest-client-6.3.0.jar:6.3.0]
        at org.nuxeo.elasticsearch.client.ESRestClient.createIndex(ESRestClient.java:211) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]

2018-10-02T01:34:54,866 WARN  [elasticsearch[nuxeoNode][clusterApplierService#updateTask][T#1]] [org.elasticsearch.cluster.service.ClusterApplierService] cluster state applier task [apply cluster state (from master [master {nuxeoNode}{FVQ32L4USUaffofpe4yRYA}{-E0RehjLRwO6t0FrbDSmcw}{127.0.0.1}{127.0.0.1:9300} committed version [3] source [create-index [nuxeo-audit], cause [api]]])] took [31.9s] above the warn threshold of 30s
2018-10-02T01:34:54,866 WARN  [elasticsearch[nuxeoNode][masterService#updateTask][T#1]] [org.elasticsearch.cluster.service.MasterService] cluster state update task [create-index [nuxeo-audit], cause [api]] took [32.4s] above the warn threshold of 30s
2018-10-02T01:34:54,864 ERROR [main] [org.nuxeo.runtime.model.ComponentManager] Component service:org.nuxeo.ecm.core.uidgen.UIDGeneratorService notification of application started failed: null
java.lang.NullPointerException: null
        at org.nuxeo.elasticsearch.ElasticSearchComponent.getClient(ElasticSearchComponent.java:240) ~[nuxeo-elasticsearch-core-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.elasticsearch.seqgen.ESUIDSequencer.init(ESUIDSequencer.java:64) ~[nuxeo-elasticsearch-seqgen-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.ecm.core.uidgen.UIDGeneratorComponent.start(UIDGeneratorComponent.java:63) ~[nuxeo-core-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.model.impl.RegistrationInfoImpl.start(RegistrationInfoImpl.java:381) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.model.impl.ComponentManagerImpl.startComponent(ComponentManagerImpl.java:709) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.model.impl.ComponentManagerImpl.startComponents(ComponentManagerImpl.java:691) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.model.impl.ComponentManagerImpl.start(ComponentManagerImpl.java:792) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.osgi.OSGiRuntimeService.startComponents(OSGiRuntimeService.java:447) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.osgi.OSGiRuntimeService.frameworkEvent(OSGiRuntimeService.java:462) [nuxeo-runtime-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.osgi.OSGiAdapter.fireFrameworkEvent(OSGiAdapter.java:223) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.osgi.application.loader.FrameworkLoader.doStart(FrameworkLoader.java:225) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.osgi.application.loader.FrameworkLoader.start(FrameworkLoader.java:124) [nuxeo-runtime-osgi-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.deployment.NuxeoStarter.start(NuxeoStarter.java:124) [nuxeo-runtime-deploy-10.3-SNAPSHOT.jar:?]
        at org.nuxeo.runtime.deployment.NuxeoStarter.contextInitialized(NuxeoStarter.java:93) [nuxeo-runtime-deploy-10.3-SNAPSHOT.jar:?]

2018-10-02T01:34:58,055 ERROR [main] [org.nuxeo.runtime.osgi.OSGiRuntimeService] Nuxeo Platform Started
======================================================================
= Component Loading Status: Pending: 0 / Missing: 0 / Unstarted: 3 / Total: 493
  - service:org.nuxeo.ecm.core.uidgen.UIDGeneratorService
  - service:org.nuxeo.ecm.platform.audit.service.NXAuditEventsService
  - service:org.nuxeo.elasticsearch.ElasticSearchComponent

======================================================================
2018-10-02T09:30:57,489 WARN  [ElasticSearchEmbeddedNode] Elasticsearch embedded configuration is ONLY for testing purpose. You need to create a dedicated Elasticsearch cluster for production.
2018-10-02T09:30:59,892 WARN  [Settings] [http.enabled] setting was deprecated in Elasticsearch and will be removed in a future release! See the breaking changes documentation for the next major version.
2018-10-02T09:31:12,318 WARN  [ElasticSearchIndexingImpl] Trying to delete a non existing doc: {"id":"IxCd-15","type":"DELETE","docId":"1341611d-793a-4c94-bcdf-c72e7164ffff","path":"/document-route-models-root/SerialDocumentReview","repo":"default","recurse":true,"sync":false,"order":1538472672271007}
2018-10-02T09:31:12,319 INFO  [OSGiRuntimeService] Nuxeo Platform Started
======================================================================
= Component Loading Status: Pending: 0 / Missing: 0 / Unstarted: 0 / Total: 493
======================================================================
2018-10-02T09:31:12,328 WARN  [ElasticSearchIndexingImpl] Trying to delete a non existing doc: {"id":"IxCd-4","type":"DELETE","docId":"b294c5fc-547f-44fe-98b8-99eb12d04acd","path":"/document-route-models-root/ParallelDocumentReview","repo":"default","recurse":true,"sync":false,"order":1538472672271007}
2018-10-02 09:31:14.255 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in 33352 ms