[Unit]
Description=GNU Mailing List Manager
After=syslog.target network.target

[Service]
ExecStartPre=/usr/bin/install -m644 -o root -g root /usr/lib/mailman/cron/crontab.in /etc/cron.d/mailman
ExecStartPre=/bin/touch /var/log/mailman/error
ExecStartPre=/bin/chown mail:mail /var/log/mailman/error
ExecStartPre=/bin/chmod 660 /var/log/mailman/error
ExecStart=/usr/lib/mailman/bin/mailmanctl -s start
ExecReload=/usr/lib/mailman/bin/mailmanctl restart
ExecStop=/usr/lib/mailman/bin/mailmanctl stop
ExecStop=/bin/sh -c 'echo -e "# DO NOT EDIT THIS FILE!\n#\n# Contents of this file managed by /etc/init.d/mailman\n# Master copy is /usr/lib/mailman/cron/crontab.in" > /etc/cron.d/mailman'
Type=forking

[Install]
WantedBy=multi-user.target