confd.service

[Unit]
Description=Configuration Service

#our data volume must be ready
After=confdata.service
Requires=confdata.service


[Service]
EnvironmentFile=/etc/environment


#kill any existing confd
ExecStartPre=-/usr/bin/docker kill %n
ExecStartPre=-/usr/bin/docker rm %n

#preload container...this ensures we fail if our registry is down and we can't
#obtain the build we're expecting
ExecStartPre=/usr/bin/docker pull lordelph/confd-demo

#we need to provide our confd container with the IP it can reach etcd
#on, the docker socket so it send HUP signals to nginx, and our data volume
ExecStart=/usr/bin/docker run --rm \
  -e COREOS_PRIVATE_IPV4=${COREOS_PRIVATE_IPV4} \
  -v /var/run/docker.sock:/var/run/docker.sock \
  --volumes-from=conf-data \
  --name %n \
  lordelph/confd-demo

ExecStop=/usr/bin/docker stop -t 3 %n
Restart=on-failure

[X-Fleet]
#we need to be on the same machine as confdata.service
MachineOf=confdata.service