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[Bug 1684338] [NEW] tempest jobs failing with midonet-cluster complaining about keystone

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: YAMAMOTO Takashi <yamamoto@xxxxxxxxxxxx>
Date: Thu, 20 Apr 2017 01:59:57 -0000
Reply-to: Bug 1684338 <1684338@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

eg. http://logs.openstack.org/11/458011/1/check/gate-tempest-dsvm-
networking-midonet-ml2-ubuntu-xenial/86d989d/logs/midonet-cluster.txt.gz

2017.04.19 10:50:50.132 ERROR [rest-api-55] auth Login authorization error occurred for user null
java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_121]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_121]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_121]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_121]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_121]
	at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_121]
	at java.net.Socket.connect(Socket.java:538) ~[na:1.8.0_121]
	at sun.net.NetworkClient.doConnect(NetworkClient.java:180) ~[na:1.8.0_121]
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:432) ~[na:1.8.0_121]
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:527) ~[na:1.8.0_121]
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:211) ~[na:1.8.0_121]
	at sun.net.www.http.HttpClient.New(HttpClient.java:308) ~[na:1.8.0_121]
	at sun.net.www.http.HttpClient.New(HttpClient.java:326) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1202) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1138) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1032) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:966) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1316) ~[na:1.8.0_121]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1291) ~[na:1.8.0_121]
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler$1$1.getOutputStream(URLConnectionClientHandler.java:238) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.CommittingOutputStream.commitStream(CommittingOutputStream.java:117) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.CommittingOutputStream.write(CommittingOutputStream.java:89) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.filter.LoggingFilter$LoggingOutputStream.write(LoggingFilter.java:110) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.fasterxml.jackson.core.json.UTF8JsonGenerator._flushBuffer(UTF8JsonGenerator.java:1848) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.fasterxml.jackson.core.json.UTF8JsonGenerator.flush(UTF8JsonGenerator.java:1041) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:854) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.fasterxml.jackson.jaxrs.base.ProviderBase.writeTo(ProviderBase.java:650) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.RequestWriter.writeRequestEntity(RequestWriter.java:300) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler._invoke(URLConnectionClientHandler.java:217) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:153) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	... 39 common frames omitted
Wrapped by: com.sun.jersey.api.client.ClientHandlerException: java.net.ConnectException: Connection refused (Connection refused)
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:155) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.filter.LoggingFilter.handle(LoggingFilter.java:217) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.Client.handle(Client.java:652) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.WebResource.handle(WebResource.java:682) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.sun.jersey.api.client.WebResource$Builder.post(WebResource.java:570) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$org$midonet$cluster$auth$keystone$KeystoneClient$$post$1.apply(KeystoneClient.scala:412) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient.tryRequest(KeystoneClient.scala:422) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	... 32 common frames omitted
Wrapped by: org.midonet.cluster.auth.keystone.KeystoneConnectionException: Connection to Keystone failed
	at org.midonet.cluster.auth.keystone.KeystoneClient.tryRequest(KeystoneClient.scala:430) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient.org$midonet$cluster$auth$keystone$KeystoneClient$$post(KeystoneClient.scala:405) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$authenticate$1.applyOrElse(KeystoneClient.scala:154) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$authenticate$1.applyOrElse(KeystoneClient.scala:132) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient.org$midonet$cluster$auth$keystone$KeystoneClient$$withVersion(KeystoneClient.scala:370) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneClient.authenticate(KeystoneClient.scala:132) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.auth.keystone.KeystoneService.authenticate(KeystoneService.scala:58) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.rest_api.auth.LoginFilter.doFilter(LoginFilter.java:115) ~[midonet-cluster.jar:5.6-SNAPSHOT]
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.midonet.cluster.services.rest_api.CorsFilter.doFilter(CorsFilter.scala:96) [midonet-cluster.jar:5.6-SNAPSHOT]
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82) [midonet-cluster.jar:5.6-SNAPSHOT]
	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120) [midonet-cluster.jar:5.6-SNAPSHOT]
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1667) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:224) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1114) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1048) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.Server.handle(Server.java:517) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:302) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:245) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654) [midonet-cluster.jar:5.6-SNAPSHOT]
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572) [midonet-cluster.jar:5.6-SNAPSHOT]
	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_121]

** Affects: neutron
     Importance: Undecided
         Status: New


** Tags: gate-failure

** Tags added: gate-failure

-- 
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to neutron.
https://bugs.launchpad.net/bugs/1684338

Title:
  tempest jobs failing with midonet-cluster complaining about keystone

Status in neutron:
  New

Bug description:
  eg. http://logs.openstack.org/11/458011/1/check/gate-tempest-dsvm-
  networking-midonet-ml2-ubuntu-xenial/86d989d/logs/midonet-
  cluster.txt.gz

  2017.04.19 10:50:50.132 ERROR [rest-api-55] auth Login authorization error occurred for user null
  java.net.ConnectException: Connection refused (Connection refused)
  	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_121]
  	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_121]
  	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_121]
  	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_121]
  	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_121]
  	at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_121]
  	at java.net.Socket.connect(Socket.java:538) ~[na:1.8.0_121]
  	at sun.net.NetworkClient.doConnect(NetworkClient.java:180) ~[na:1.8.0_121]
  	at sun.net.www.http.HttpClient.openServer(HttpClient.java:432) ~[na:1.8.0_121]
  	at sun.net.www.http.HttpClient.openServer(HttpClient.java:527) ~[na:1.8.0_121]
  	at sun.net.www.http.HttpClient.<init>(HttpClient.java:211) ~[na:1.8.0_121]
  	at sun.net.www.http.HttpClient.New(HttpClient.java:308) ~[na:1.8.0_121]
  	at sun.net.www.http.HttpClient.New(HttpClient.java:326) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1202) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1138) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1032) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:966) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1316) ~[na:1.8.0_121]
  	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1291) ~[na:1.8.0_121]
  	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler$1$1.getOutputStream(URLConnectionClientHandler.java:238) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.CommittingOutputStream.commitStream(CommittingOutputStream.java:117) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.CommittingOutputStream.write(CommittingOutputStream.java:89) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.filter.LoggingFilter$LoggingOutputStream.write(LoggingFilter.java:110) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.fasterxml.jackson.core.json.UTF8JsonGenerator._flushBuffer(UTF8JsonGenerator.java:1848) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.fasterxml.jackson.core.json.UTF8JsonGenerator.flush(UTF8JsonGenerator.java:1041) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:854) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.fasterxml.jackson.jaxrs.base.ProviderBase.writeTo(ProviderBase.java:650) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.RequestWriter.writeRequestEntity(RequestWriter.java:300) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler._invoke(URLConnectionClientHandler.java:217) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:153) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	... 39 common frames omitted
  Wrapped by: com.sun.jersey.api.client.ClientHandlerException: java.net.ConnectException: Connection refused (Connection refused)
  	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:155) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.filter.LoggingFilter.handle(LoggingFilter.java:217) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.Client.handle(Client.java:652) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.WebResource.handle(WebResource.java:682) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.sun.jersey.api.client.WebResource$Builder.post(WebResource.java:570) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$org$midonet$cluster$auth$keystone$KeystoneClient$$post$1.apply(KeystoneClient.scala:412) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient.tryRequest(KeystoneClient.scala:422) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	... 32 common frames omitted
  Wrapped by: org.midonet.cluster.auth.keystone.KeystoneConnectionException: Connection to Keystone failed
  	at org.midonet.cluster.auth.keystone.KeystoneClient.tryRequest(KeystoneClient.scala:430) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient.org$midonet$cluster$auth$keystone$KeystoneClient$$post(KeystoneClient.scala:405) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$authenticate$1.applyOrElse(KeystoneClient.scala:154) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient$$anonfun$authenticate$1.applyOrElse(KeystoneClient.scala:132) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient.org$midonet$cluster$auth$keystone$KeystoneClient$$withVersion(KeystoneClient.scala:370) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneClient.authenticate(KeystoneClient.scala:132) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.auth.keystone.KeystoneService.authenticate(KeystoneService.scala:58) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.rest_api.auth.LoginFilter.doFilter(LoginFilter.java:115) ~[midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.midonet.cluster.services.rest_api.CorsFilter.doFilter(CorsFilter.scala:96) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1667) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:224) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1114) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1048) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.Server.handle(Server.java:517) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:302) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:245) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572) [midonet-cluster.jar:5.6-SNAPSHOT]
  	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_121]

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Follow ups

[Bug 1684338] Re: tempest jobs failing with midonet-cluster complaining about keystone
From: Ihar Hrachyshka, 2017-04-26