[Unit]
Description=Postfix Sender Rewriting Scheme daemon
 
[Service]
Type=forking
RuntimeDirectory=postsrsd
PIDFile=/run/postsrsd/postsrsd.pid
Environment=SRS_DOMAIN=localhost.localdomain SRS_FORWARD_PORT=10001 SRS_REVERSE_PORT=10002 SRS_SECRET=/etc/postsrsd/postsrsd.secret \
    SRS_EXCLUDE_DOMAINS= RUN_AS=postsrsd CHROOT=/run/postsrsd
EnvironmentFile=/etc/postsrsd/postsrsd.conf
ExecStart=/usr/bin/postsrsd -D -4 -f${SRS_FORWARD_PORT} -r${SRS_REVERSE_PORT} -d${SRS_DOMAIN} -s${SRS_SECRET} -u${RUN_AS} \
    -c${CHROOT} -X${SRS_EXCLUDE_DOMAINS} -p/run/postsrsd/postsrsd.pid
 
[Install]
WantedBy=multi-user.target