diskimage-builder/diskimage_builder/elements/ironic-agent/install.d/ironic-agent-source-install/ironic-python-agent.service

[Unit]
Description=Ironic Python Agent
After=network-online.target

[Service]
ExecStartPre=/sbin/modprobe vfat
ExecStart=/usr/local/bin/ironic-python-agent
Restart=always
RestartSec=30s

[Install]
WantedBy=multi-user.target