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From "Wilder Rodrigues (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CLOUDSTACK-8935) Cannot remove VPC networks due to RTNETLINK error
Date Tue, 06 Oct 2015 15:02:27 GMT

     [ https://issues.apache.org/jira/browse/CLOUDSTACK-8935?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wilder Rodrigues updated CLOUDSTACK-8935:
-----------------------------------------
    Description: 
Sometimes, when trying to remove a network of a rVPC, I get the following error in the router
logs:

2015-10-06 08:28:59,929 DEBUG [kvm.resource.LibvirtComputingResource] (agentRequest-Handler-4:null)
RTNETLINK answers: File existsRTNETLINK answers: File exists[WARN] update_config.py :: Reconfiguring
guest netwo
rk...[INFO] update_config.py :: Processing Guest Network.[INFO] Processing JSON file guest_network.jsonTraceback
(most recent call last):  File "/opt/cloud/bin/update_config.py", line 131, in <module>
   process_
file()  File "/opt/cloud/bin/update_config.py", line 54, in process_file    finish_config()
 File "/opt/cloud/bin/update_config.py", line 44, in finish_config    returncode = configure.main([])
 File "/opt/cloud/
bin/configure.py", line 888, in main    dhcp.process()  File "/opt/cloud/bin/cs/CsDhcp.py",
line 47, in process    self.configure_server()  File "/opt/cloud/bin/cs/CsDhcp.py", line 71,
in configure_server    line
 = "dhcp-option=tag:interface-%s,6,%s" % (device, ','.join(gn.get_dns()))TypeError: sequence
item 0: expected string, NoneType found


A way to work this around is:

1. Stop and destroy the router(s)
2. Remove the network

  was:
Sometimes, when trying to remove a network of a rVPC, I get the following error in the router
logs:

2015-10-06 08:28:59,929 DEBUG [kvm.resource.LibvirtComputingResource] (agentRequest-Handler-4:null)
RTNETLINK answers: File existsRTNETLINK answers: File exists[WARN] update_config.py :: Reconfiguring
guest netwo
rk...[INFO] update_config.py :: Processing Guest Network.[INFO] Processing JSON file guest_network.jsonTraceback
(most recent call last):  File "/opt/cloud/bin/update_config.py", line 131, in <module>
   process_
file()  File "/opt/cloud/bin/update_config.py", line 54, in process_file    finish_config()
 File "/opt/cloud/bin/update_config.py", line 44, in finish_config    returncode = configure.main([])
 File "/opt/cloud/
bin/configure.py", line 888, in main    dhcp.process()  File "/opt/cloud/bin/cs/CsDhcp.py",
line 47, in process    self.configure_server()  File "/opt/cloud/bin/cs/CsDhcp.py", line 71,
in configure_server    line
 = "dhcp-option=tag:interface-%s,6,%s" % (device, ','.join(gn.get_dns()))TypeError: sequence
item 0: expected string, NoneType found


A way to work this around is:

1. Stop the backup router
2. Remove the network


> Cannot remove VPC networks due to RTNETLINK error
> -------------------------------------------------
>
>                 Key: CLOUDSTACK-8935
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-8935
>             Project: CloudStack
>          Issue Type: Bug
>      Security Level: Public(Anyone can view this level - this is the default.) 
>          Components: Virtual Router
>    Affects Versions: 4.6.0
>            Reporter: Wilder Rodrigues
>            Assignee: Wilder Rodrigues
>            Priority: Critical
>
> Sometimes, when trying to remove a network of a rVPC, I get the following error in the
router logs:
> 2015-10-06 08:28:59,929 DEBUG [kvm.resource.LibvirtComputingResource] (agentRequest-Handler-4:null)
RTNETLINK answers: File existsRTNETLINK answers: File exists[WARN] update_config.py :: Reconfiguring
guest netwo
> rk...[INFO] update_config.py :: Processing Guest Network.[INFO] Processing JSON file
guest_network.jsonTraceback (most recent call last):  File "/opt/cloud/bin/update_config.py",
line 131, in <module>    process_
> file()  File "/opt/cloud/bin/update_config.py", line 54, in process_file    finish_config()
 File "/opt/cloud/bin/update_config.py", line 44, in finish_config    returncode = configure.main([])
 File "/opt/cloud/
> bin/configure.py", line 888, in main    dhcp.process()  File "/opt/cloud/bin/cs/CsDhcp.py",
line 47, in process    self.configure_server()  File "/opt/cloud/bin/cs/CsDhcp.py", line 71,
in configure_server    line
>  = "dhcp-option=tag:interface-%s,6,%s" % (device, ','.join(gn.get_dns()))TypeError: sequence
item 0: expected string, NoneType found
> A way to work this around is:
> 1. Stop and destroy the router(s)
> 2. Remove the network



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