[Unit]
Description=PostgreSQL 13 database server
Documentation=https://www.postgresql.org/docs/13/static/
After=syslog.target
After=network.target

[Service]
Type=simple

User=root
Group=postgres

# Location of database directory
Environment=PGDATA=/var/lib/pgsql/13/data/

# This is normally controlled by the global default set by systemd
# StandardOutput=syslog

# Disable OOM kill on the postmaster
OOMScoreAdjust=-1000
Environment=PG_OOM_ADJUST_FILE=/proc/self/oom_score_adj
Environment=PG_OOM_ADJUST_VALUE=0


#reset
ExecStartPre=
#ours : we need root user as + and ! are not yet supported
ExecStartPre=-/sbin/e-smith/service-status postgresql-13
ExecStartPre=/sbin/e-smith/systemd/postgresql-initialize
ExecStartPre=/usr/pgsql-13/bin/postgresql-13-check-db-dir ${PGDATA}
ExecStartPre=-/sbin/e-smith/expand-template /var/lib/pgsql/13/data/postgresql.conf
ExecStartPre=-/sbin/e-smith/expand-template /var/lib/pgsql/13/data/pg_hba.conf

#reset
ExecStart=
#ours
ExecStart=/bin/su -s /bin/bash postgres -c "/usr/pgsql-13/bin/postmaster -D ${PGDATA}"
ExecReload=/bin/su -s /bin/bash postgres -c "/bin/kill -HUP $MAINPID"
KillMode=mixed
KillSignal=SIGINT

# Do not set any timeout value, so that systemd will not kill postmaster
TimeoutSec=0

[Install]
WantedBy=sme-server.target