[Unit]
Description=Node Exporter
Requires=node_exporter.socket

[Service]
User=node_exporter
# Fallback when environment file does not exist
Environment=OPTIONS=
EnvironmentFile=-/etc/sysconfig/node_exporter
ExecStart=/usr/sbin/node_exporter --web.systemd-socket $OPTIONS

[Install]
WantedBy=multi-user.target