[Unit]
Description=Postfix Greylisting Service
Documentation=man:postgrey(8)
Before=postfix.service

[Service]
Type=forking
EnvironmentFile=-/etc/sysconfig/postgrey
ExecStartPre=-/bin/rm -f /var/run/postgrey.pid
PIDFile=/var/run/postgrey.pid
ExecStart=/usr/sbin/postgrey \
 $POSTGREY_TYPE \
 $POSTGREY_PID \
 $POSTGREY_GROUP \
 $POSTGREY_USER \
 '--greylist-text=Greylisted for %%s seconds' \
 --daemonize \
 $POSTGREY_DELAY \
 $POSTGREY_OPTS

Restart=always
RestartSec=1
TimeoutSec=5

[Install]
WantedBy=multi-user.target