Can not connect to WConfD in /usr/share/ganeti/2.16/ganeti/wconfd.py

[jfut]

• related gnt-cluster renew-crypto --new-cluster-certificate and --new-node-certificates does not work #18

2019-04-17 14:37:30,834: DEBUG Backing up /var/lib/ganeti/client.pem at /var/lib/ganeti/client.pem.backup-2019-04-17_14_37_30.i2_dh1
Copying /var/lib/ganeti/ssconf_master_candidates_certs to node02.example.org:22
2019-04-17 14:37:30,848: gnt-cluster renew-crypto pid=16966 process:221 INFO RunCmd scp -p -oEscapeChar=none -oHashKnownHosts=no -oGlobalKnownHostsFile=/var/lib/ganeti/known_hosts -oUserKnownHostsFile=/dev/null -oCheckHostIp=no -oConnectTimeout=10 -oHostKeyAlias=gwm.integ.jp -q -oPort=22 -oBatchMode=yes -oStrictHostKeyChecking=yes -4 /var/lib/ganeti/ssconf_master_candidates_certs node02.example.org:/var/lib/ganeti/ssconf_master_candidates_certs
2019-04-17 14:38:01,043: gnt-cluster renew-crypto pid=16966 wconfd:72 DEBUG Timout trying to connect to WConfD
2019-04-17 14:38:01,043: gnt-cluster renew-crypto pid=16966 wconfd:75 DEBUG Will retry
2019-04-17 14:38:34,205: gnt-cluster renew-crypto pid=16966 wconfd:72 DEBUG Timout trying to connect to WConfD
2019-04-17 14:38:34,205: gnt-cluster renew-crypto pid=16966 wconfd:75 DEBUG Will retry
2019-04-17 14:39:14,532: gnt-cluster renew-crypto pid=16966 wconfd:72 DEBUG Timout trying to connect to WConfD
2019-04-17 14:39:14,532: gnt-cluster renew-crypto pid=16966 wconfd:75 DEBUG Will retry
...continue...

[jfut]

It was also reproduced with ganeti-3.0.0-1.el7.x86_64.