[Unit]
Description=Shutdown CRIO containers before shutting down the system
Wants=crio.service
After=crio.service
Documentation=man:crio(8)

[Service]
Type=oneshot
ExecStart=/usr/bin/true
ExecStop=mkdir -p /var/lib/crio; touch /var/lib/crio/crio.shutdown
RemainAfterExit=yes

[Install]
WantedBy=multi-user.target