Metadata-proxy service is stucked

[Michael Kraynov]

Metadata-proxy service is stucked and didn't respond to the instances without any errors in the logs.
For repairing it we killed this process and started it in the qrouter namespace.

root@node-2(ctl-02):~# ip netns e qdhcp-61882014-8221-4075-9c45-2314f8cd2d65 curl http://169.254.169.254/
curl: (7) couldn't connect to host

root@node-3(ctl-03):~# ps -ef | grep meta
root 3494 2828 0 06:00 pts/20 00:00:00 grep --color=auto meta
root 8604 1 0 Sep24 ? 00:00:03 /usr/bin/python /usr/bin/neutron-ns-metadata-proxy --pid_file=/var/lib/neutron/external/pids/7aa73271-fcd5-4d47-a7c1-f4a006a6499c.pid --metadata_proxy_socket=/var/lib/neutron/metadata_proxy --router_id=7aa73271-fcd5-4d47-a7c1-f4a006a6499c --state_path=/var/lib/neutron --metadata_port=8775 --verbose
root 21574 1 0 Aug19 ? 00:03:27 /usr/bin/python /usr/bin/neutron-ns-metadata-proxy --pid_file=/var/lib/neutron/external/pids/3ee84f88-4aeb-4b8e-9101-af04562a791a.pid --metadata_proxy_socket=/var/lib/neutron/metadata_proxy --router_id=3ee84f88-4aeb-4b8e-9101-af04562a791a --state_path=/var/lib/neutron --metadata_port=8775 --verbose
neutron 28605 1 0 Jul10 ? 02:14:35 /usr/bin/python /usr/bin/neutron-metadata-agent --config-file=/etc/neutron/neutron.conf --config-file=/etc/neutron/metadata_agent.ini

root@node-3(ctl-03):~# kill -9 21574
root@node-3(ctl-03):~# ip netns e qrouter-3ee84f88-4aeb-4b8e-9101-af04562a791a /usr/bin/python /usr/bin/neutron-ns-metadata-proxy --pid_file=/var/lib/neutron/external/pids/3ee84f88-4aeb-4b8e-9101-af04562a791a.pid --metadata_proxy_socket=/var/lib/neutron/metadata_proxy --router_id=3ee84f88-4aeb-4b8e-9101-af04562a791a --state_path=/var/lib/neutron --metadata_port=8775 --verbose

root@node-2(ctl-02):~# ip netns e qdhcp-61882014-8221-4075-9c45-2314f8cd2d65 curl http://169.254.169.254/
1.0
2007-01-19
2007-03-01
2007-08-29
2007-10-10
2007-12-15
2008-02-01
2008-09-01
2009-04-04

[Vladimir Kuklin (vkuklin)]

Michael, please follow https://wiki.openstack.org/wiki/Fuel/How_to_contribute#Test_and_report_bugs and add corresponding information to the bug.