[kolla][magnum] Cluster creation failed due to "Waiting for Kubernetes API..."

Giuseppe Sannino km.giuseppesannino at gmail.com
Tue Feb 19 16:35:15 UTC 2019


Hi all,
need an help.
I deployed an AIO via Kolla on a baremetal node. Here some information
about the deployment:
---------------
kolla-ansible: 7.0.1
openstack_release: Rocky
kolla_base_distro: centos
kolla_install_type: source
TLS: disabled
---------------


VMs spawn without issue but I can't make the "Kubernetes cluster creation"
successfully. It fails due to "Time out"

I managed to log into Kuber Master and from the cloud-init-output.log I can
see:
+ echo 'Waiting for Kubernetes API...'
Waiting for Kubernetes API...
++ curl --silent http://127.0.0.1:8080/healthz
+ '[' ok = '' ']'
+ sleep 5


Checking via systemctl and journalctl I see:
[fedora at kube-clsuter-qamdealetlbi-master-0 log]$ systemctl status
kube-apiserver
● kube-apiserver.service - kubernetes-apiserver
   Loaded: loaded (/etc/systemd/system/kube-apiserver.service; enabled;
vendor preset: disabled)
   Active: failed (Result: exit-code) since Tue 2019-02-19 15:31:41 UTC;
45min ago
  Process: 3796 ExecStart=/usr/bin/runc --systemd-cgroup run kube-apiserver
(code=exited, status=1/FAILURE)
 Main PID: 3796 (code=exited, status=1/FAILURE)

Feb 19 15:31:40 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Main process exited, code=exited, status=1/FAILURE
Feb 19 15:31:40 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Failed with result 'exit-code'.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Service RestartSec=100ms expired, scheduling
restart.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Scheduled restart job, restart counter is at 6.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
Stopped kubernetes-apiserver.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Start request repeated too quickly.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Failed with result 'exit-code'.
Feb 19 15:31:41 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
Failed to start kubernetes-apiserver.

[fedora at kube-clsuter-qamdealetlbi-master-0 log]$ sudo journalctl -u
kube-apiserver
-- Logs begin at Tue 2019-02-19 15:21:36 UTC, end at Tue 2019-02-19
16:17:00 UTC. --
Feb 19 15:31:33 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
Started kubernetes-apiserver.
Feb 19 15:31:34 kube-clsuter-qamdealetlbi-master-0.novalocal runc[2794]:
Flag --insecure-bind-address has been deprecated, This flag will be removed
in a future version.
Feb 19 15:31:34 kube-clsuter-qamdealetlbi-master-0.novalocal runc[2794]:
Flag --insecure-port has been deprecated, This flag will be removed in a
future version.
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal runc[2794]:
Error: error creating self-signed certificates: open
/var/run/kubernetes/apiserver.crt: permission denied
:
:
:
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal runc[2794]:
error: error creating self-signed certificates: open
/var/run/kubernetes/apiserver.crt: permission denied
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Main process exited, code=exited, status=1/FAILURE
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Failed with result 'exit-code'.
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Service RestartSec=100ms expired, scheduling
restart.
Feb 19 15:31:35 kube-clsuter-qamdealetlbi-master-0.novalocal systemd[1]:
kube-apiserver.service: Scheduled restart job, restart counter is at 1.


May I ask for an help on this ?

Many thanks
/Giuseppe
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