[Unit]
Description=Prometheus modbus exporter

[Service]
Restart=always
User=prometheus-exporter
ExecStart=/usr/bin/prometheus-modbus-exporter --web.listen-address="127.0.0.1:9602" --config.file=/etc/prometheus/exporter/modbus/config.yml
ExecReload=/bin/kill -HUP $MAINPID

# systemd hardening-options
AmbientCapabilities=
CapabilityBoundingSet=
DeviceAllow=/dev/null rw
DevicePolicy=strict
LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPrivileges=true
PrivateDevices=true
PrivateTmp=true
ProtectControlGroups=true
ProtectHome=true
ProtectKernelModules=true
ProtectKernelTunables=true
ProtectSystem=strict
RemoveIPC=true
RestrictNamespaces=true
RestrictRealtime=true
SystemCallArchitectures=native

[Install]
WantedBy=multi-user.target