github.com/greenboxal/deis@v1.12.1/deisctl/units/deis-database.service (about)

     1  [Unit]
     2  Description=deis-database
     3  
     4  [Service]
     5  EnvironmentFile=/etc/environment
     6  TimeoutStartSec=20m
     7  ExecStartPre=/bin/sh -c "IMAGE=alpine:3.2 && docker history $IMAGE >/dev/null 2>&1 || flock -w 1200 /var/run/lock/alpine-pull docker pull $IMAGE"
     8  ExecStartPre=/bin/sh -c "IMAGE=alpine:3.2 && docker inspect deis-database-data >/dev/null 2>&1 || docker run --name deis-database-data -v /var/lib/postgresql $IMAGE /bin/true"
     9  ExecStartPre=/bin/sh -c "IMAGE=`/run/deis/bin/get_image /deis/database` && docker history $IMAGE >/dev/null 2>&1 || flock -w 1200 /var/run/lock/alpine-pull docker pull $IMAGE"
    10  ExecStartPre=/bin/sh -c "docker inspect deis-database >/dev/null 2>&1 && docker rm -f deis-database >/dev/null 2>&1 || true"
    11  ExecStart=/bin/sh -c "IMAGE=`/run/deis/bin/get_image /deis/database` && docker run --name deis-database --rm --volumes-from=deis-database-data -p 5432:5432 -e EXTERNAL_PORT=5432 -e HOST=$COREOS_PRIVATE_IPV4 $IMAGE"
    12  ExecStop=-/usr/bin/docker exec deis-database sudo -u postgres envdir /etc/wal-e.d/env wal-e backup-push /var/lib/postgresql/9.3/main
    13  ExecStop=-/usr/bin/docker exec deis-database sudo service postgresql stop
    14  ExecStop=-/usr/bin/docker stop deis-database
    15  Restart=on-failure
    16  RestartSec=5
    17  
    18  [Install]
    19  WantedBy=multi-user.target