[Unit]
Description=PostgreSQL database server
After=network.target

[Service]
User=postgres
# XXX: See issue https://bugs.freedesktop.org/show_bug.cgi?id=35387 - we cannot use %I in these options at the moment
#Environment=PGDATA=/var/lib/postgresql/%I/main
ExecStart=/bin/sh -c 'PGDATA=/var/lib/postgresql/%I/main exec /usr/lib/postgresql/%I/bin/postgres -c config_file=/etc/postgresql/%I/main/postgresql.conf >>/var/log/postgresql/postgresql-%I-main.log'

# Use pg_ctl stop to shutdown the server, do not attempt to kill the processes.
# It does some more checks (online backups) which we don't want to duplicate.
ExecStop=/bin/sh -c 'PGDATA=/var/lib/postgresql/%I/main exec /usr/lib/postgresql/%I/bin/pg_ctl stop -m fast -s -w -t 20'
KillMode=none

[Install]
WantedBy=multi-user.target