[CLOUDSTACK-2291] [BasicZone-XenServer] NPE while trying DeleteNetworkCmd

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 4.2.0
• Fix Version/s: Future
• Component/s: Network Controller
• Security Level: Public (Anyone can view this level - this is the default.)
• Environment: commit 0e2ffe72aa641f4551cae63fbc36454c5934342f
• Assignee: Venkata Swamy
• Reporter: Venkata Swamy
• Created: 30/Apr/13 08:32
• Updated: 10/Jul/15 15:04

Description

Steps to reproduce :

1. Have at least one basic zone created with Xen Cluster using "EIP/ELB Offering"
mysql> select * from network_offerings where id=15\G

• • • • • • • • • • • • • • • • • • • • • • • • • • • 1. row ***************************
                                                      id: 15
                                                      name: EIPOffering
                                                      uuid: 6207d909-c780-4661-8a61-7e397aad7b77
                                                      unique_name: EIPOffering
                                                      display_text: EIPOffering
                                                      nw_rate: NULL
                                                      mc_rate: 10
                                                      traffic_type: Guest
                                                      tags: NULL
                                                      system_only: 0
                                                      specify_vlan: 1
                                                      service_offering_id: NULL
                                                      conserve_mode: 0
                                                      created: 2013-04-24 17:23:07
                                                      removed: NULL
                                                      default: 0
                                                      availability: Optional
                                                      dedicated_lb_service: 0
                                                      shared_source_nat_service: 0
                                                      sort_key: 0
                                                      redundant_router_service: 0
                                                      state: Enabled
                                                      guest_type: Shared
                                                      elastic_ip_service: 1
                                                      eip_associate_public_ip: 0
                                                      elastic_lb_service: 1
                                                      specify_ip_ranges: 1
                                                      inline: 0
                                                      is_persistent: 0

2. Deleted all the entities like secondary storage, primary storage, host, cluster then tried to deleteNetwork and it failed with the following NPE

2013-04-30 10:00:50,131 ERROR [cloud.async.AsyncJobManagerImpl] (Job-Executor-23:job-220) Unexpected exception while executing org.apache.cloudstack.api.command.user.network.DeleteNetworkCmd
java.lang.NullPointerException
at com.cloud.network.rules.RulesManagerImpl.createStaticNatForIp(RulesManagerImpl.java:1387)
at com.cloud.network.rules.RulesManagerImpl.applyStaticNatForIp(RulesManagerImpl.java:1316)
at com.cloud.network.rules.RulesManagerImpl.revokeAllPFAndStaticNatRulesForIp(RulesManagerImpl.java:1062)
at com.cloud.network.NetworkManagerImpl.cleanupIpResources(NetworkManagerImpl.java:2837)
at com.cloud.network.NetworkManagerImpl.applyIpAssociations(NetworkManagerImpl.java:493)
at com.cloud.network.NetworkManagerImpl.cleanupNetworkResources(NetworkManagerImpl.java:3123)
at com.cloud.network.NetworkManagerImpl.destroyNetwork(NetworkManagerImpl.java:2296)
at com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at com.cloud.network.NetworkServiceImpl.deleteNetwork(NetworkServiceImpl.java:1574)
at com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at org.apache.cloudstack.api.command.user.network.DeleteNetworkCmd.execute(DeleteNetworkCmd.java:70)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:155)
at com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:437)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:679)

Attaching the db dump along with all other logs.