[Unit]
Description=DKIM key for %I

[Service]
Type=oneshot
ExecStartPre=/bin/install -d /var/lib/container-service/rspamd/dkim
ExecStart=/bin/openssl genrsa -out /var/lib/container-service/rspamd/dkim/%i.dkim.key 1024
ExecStartPost=/bin/chmod 644 /var/lib/container-service/rspamd/dkim/%i.dkim.key
ExecStartPost=/bin/sh -c 'echo "Public DKIM key:"; openssl rsa -in /var/lib/container-service/rspamd/dkim/%i.dkim.key -pubout -outform der 2> /dev/null | openssl base64 -A'

[Install]
WantedBy=multi-user.target