[ https://issues.apache.org/jira/browse/CLOUDSTACK-2115?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sudha Ponnaganti updated CLOUDSTACK-2115: ----------------------------------------- Priority: Blocker (was: Critical) > [BasicZone-XenServer] Unable to add host to basic zone that is configured > with bridge > ------------------------------------------------------------------------------------- > > Key: CLOUDSTACK-2115 > URL: https://issues.apache.org/jira/browse/CLOUDSTACK-2115 > Project: CloudStack > Issue Type: Bug > Security Level: Public(Anyone can view this level - this is the > default.) > Components: XenServer > Affects Versions: 4.2.0 > Environment: commit 81e1ba3bb406f9546f0d46ccbfa3fbbb35b762e2 > Reporter: venkata swamybabu budumuru > Assignee: venkata swamybabu budumuru > Priority: Blocker > Fix For: 4.2.0 > > Attachments: logs.tgz > > > Steps to reproduce: > 1. Create a basic zone > 2. Add a XenServer 6.1 host to CloudStack > Note : before adding, have changed the following > - xe-switch-network-backend bridge > - update sysctl.conf with the following > # Disable *tables rules for bridge traffic to increase performance > net.bridge.bridge-nf-call-iptables = 1 > net.bridge.bridge-nf-call-ip6tables = 0 > net.bridge.bridge-nf-call-arptables = 1 > - sysctl -p /etc/sysctl.conf > Observations: > (i) It failed to add the host with the following error > 2013-04-19 07:24:25,283 DEBUG [agent.transport.Request] (DirectAgent-80:null) > Seq 1-1241186308: Processing: { Ans: , MgmtId: 7280707764394, via: 1, Ver: > v1, Flags: 10, > [{"ClusterSyncAnswer":{"_clusterId":1,"_newStates":{},"_isExecuted":false,"result":true,"wait":0}}] > } > 2013-04-19 07:24:25,424 DEBUG [xen.resource.XenServerConnectionPool] > (DirectAgent-5:null) XmlRpcException for method: host.call_plugin due to > Failed to create input stream: Read timed out. Reconnecting...retry=1 > 2013-04-19 07:24:25,424 DEBUG [xen.resource.CitrixResourceBase] > (DirectAgent-5:null) callHostPlugin failed for cmd: setLinkLocalIP with args > brName: xapi1, due to Failed to create input stream: Read timed out > 2013-04-19 07:24:25,424 WARN [agent.manager.DirectAgentAttache] > (DirectAgent-5:null) Seq 1-1241186311: Exception Caught while executing > command > com.cloud.utils.exception.CloudRuntimeException: callHostPlugin failed for > cmd: setLinkLocalIP with args brName: xapi1, due to Failed to create input > stream: Read timed out > at > com.cloud.hypervisor.xen.resource.CitrixResourceBase.callHostPlugin(CitrixResourceBase.java:3971) > at > com.cloud.hypervisor.xen.resource.CitrixResourceBase.setupLinkLocalNetwork(CitrixResourceBase.java:4651) > at > com.cloud.hypervisor.xen.resource.CitrixResourceBase.execute(CitrixResourceBase.java:3159) > at > com.cloud.hypervisor.xen.resource.CitrixResourceBase.executeRequest(CitrixResourceBase.java:466) > at > com.cloud.hypervisor.xen.resource.XenServer56Resource.executeRequest(XenServer56Resource.java:73) > at > com.cloud.agent.manager.DirectAgentAttache$Task.run(DirectAgentAttache.java:186) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > at java.util.concurrent.FutureTask.run(FutureTask.java:166) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:165) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:266) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:679) > (ii) [root@Rack1Pod1Host11 log]# !cat > cat /etc/xensource/network.conf > bridge > (iii) Found the following in the SMlog > [17790] 2013-04-19 05:58:59.443668 ['cat', '/etc/xensource/network.conf'] > [17790] 2013-04-19 05:58:59.451187 pread SUCCESS > [17790] 2013-04-19 05:58:59.451275 ['ovs-vsctl', 'add-br', 'xapi1'] > (iv) the above output proves that though the network.conf has value "bridge", > it is trying to fire OVS commands > (v) After further debugging the /etc/xapi.d/plugins/vmops, found that while > reading the network.conf, it ended up reading with a "\n" character which is > making it picking the ovs commands. > Here is the snippet of code : > try: > cmd = ['cat', '/etc/xensource/network.conf'] > result = util.pread2(cmd) > except: > return 'can not cat network.conf' > if result.lower() == "bridge": ===> result.lower() is returning > "bridge\n" hence this condition is failing, changing this to > result.lower().strip() resolved the issue for me. > try: > cmd = ["brctl", "addbr", brName] > txt = util.pread2(cmd) > except: > pass > else: > try: > cmd = ["ovs-vsctl", "add-br", brName] > txt = util.pread2(cmd) > except: > pass > Attaching the management-server log, api.log, vmops script, SMlog to the bug. -- This message is automatically generated by JIRA. 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