[Unit]
Description=DKIM Key for %I
Wants=rspamd.service
After=rspamd.service

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

[Install]
WantedBy=multi-user.target