Installation fails because of services failing to start

[jcordes73]

Installation fails and there are some services not starting up correctly:

RHNSD

systemctl status rhnsd.service
rhnsd.service - LSB: Starts the Spacewalk Daemon
   Loaded: loaded (/etc/rc.d/init.d/rhnsd)
   Active: failed (Result: resources) since Thu 2015-08-27 10:02:11 CEST; 4h 42min ago
  Process: 1113 ExecStart=/etc/rc.d/init.d/rhnsd start (code=exited, status=6)

Aug 27 10:02:11 openshift.example.com systemd[1]: Starting LSB: Starts the Spacewalk Daemon...
Aug 27 10:02:11 openshift.example.com systemd[1]: PID file /var/run/rhnsd.pid not readable (yet?) after start.
Aug 27 10:02:11 openshift.example.com systemd[1]: Failed to start LSB: Starts the Spacewalk Daemon.
Aug 27 10:02:11 openshift.example.com systemd[1]: Unit rhnsd.service entered failed state.

Docker

docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled)
  Drop-In: /usr/lib/systemd/system/docker.service.d
           └─docker-sdn-ovs.conf
   Active: failed (Result: exit-code) since Thu 2015-08-27 10:02:12 CEST; 2min 47s ago
     Docs: http://docs.docker.com
  Process: 1115 ExecStart=/usr/bin/docker -d $OPTIONS $DOCKER_STORAGE_OPTIONS $DOCKER_NETWORK_OPTIONS $ADD_REGISTRY $BLOCK_REGISTRY $INSECURE_REGISTRY (code=exited, status=2)
 Main PID: 1115 (code=exited, status=2)
   CGroup: /system.slice/docker.service

Aug 27 10:02:12 openshift.example.com docker[1115]: flag needs an argument: --add-registry
Aug 27 10:02:12 openshift.example.com docker[1115]: See '/usr/bin/docker --help'.
Aug 27 10:02:12 openshift.example.com systemd[1]: docker.service: main process exited, code=exited, status=2/INVALIDARGUMENT
Aug 27 10:02:12 openshift.example.com systemd[1]: Failed to start Docker Application Container Engine.
Aug 27 10:02:12 openshift.example.com systemd[1]: Unit docker.service entered failed state.

OpenShift Node

systemctl status openshift-node.service
openshift-node.service - OpenShift Node
   Loaded: loaded (/usr/lib/systemd/system/openshift-node.service; enabled)
  Drop-In: /usr/lib/systemd/system/openshift-node.service.d
           └─openshift-sdn-ovs.conf
   Active: failed (Result: exit-code) since Thu 2015-08-27 10:02:14 CEST; 4h 43min ago
     Docs: https://github.com/openshift/origin
  Process: 2279 ExecStart=/usr/bin/openshift start node --config=${CONFIG_FILE} $OPTIONS (code=exited, status=255)
 Main PID: 2279 (code=exited, status=255)
   CGroup: /system.slice/openshift-node.service

Aug 27 10:02:14 openshift.example.com openshift-node[2279]: I0827 10:02:14.519234    2279 start_node.go:177] Starting an OpenShift node, connecting to https://openshift.example.com:8443
Aug 27 10:02:14 openshift.example.com openshift-node[2279]: I0827 10:02:14.630819    2279 docker.go:295] Connecting to docker on unix:///var/run/docker.sock
Aug 27 10:02:14 openshift.example.com openshift-node[2279]: I0827 10:02:14.631915    2279 start_node.go:263] Starting OpenShift node openshift.example.com (v3.0.1.0-528-g8c2fe51)
Aug 27 10:02:14 openshift.example.com openshift-node[2279]: F0827 10:02:14.744747    2279 node.go:85] ERROR: Docker could not be reached at unix:///var/run/docker.sock.  Docker must be installed and running to start containers.
Aug 27 10:02:14 openshift.example.com openshift-node[2279]: dial unix /var/run/docker.sock: no such file or directory
Aug 27 10:02:14 openshift.example.com systemd[1]: openshift-node.service: main process exited, code=exited, status=255/n/a
Aug 27 10:02:14 openshift.example.com systemd[1]: Failed to start OpenShift Node.
Aug 27 10:02:14 openshift.example.com systemd[1]: Unit openshift-node.service entered failed state.