go-watchdog/cmd/install/dist/etc/systemd/system/watchdog.service.tmpl

79 lines
2.6 KiB
Cheetah

# Pre-req
# sudo adduser {{ .Exec }} --home /opt/{{ .Exec }}
# sudo mkdir -p /opt/{{ .Exec }}/ /var/log/{{ .Exec }}
# sudo chown -R {{ .Exec }}:{{ .Exec }} /opt/{{ .Exec }}/ /var/log/{{ .Exec }}
# Post-install
# sudo systemctl daemon-reload
# sudo systemctl restart {{ .Exec }}.service
# sudo journalctl -xefu {{ .Exec }}
[Unit]
Description={{ .Name }} - {{ .Desc }}
Documentation={{ .URL }}
After=network-online.target
Wants=network-online.target systemd-networkd-wait-online.service
[Service]
# Restart on crash (bad signal), but not on 'clean' failure (error exit code)
# Allow up to 3 restarts within 10 seconds
# (it's unlikely that a user or properly-running script will do this)
Restart=on-abnormal
StartLimitInterval=10
StartLimitBurst=3
{{ if .User -}}
# User and group the process will run as
User={{ .User }}
Group={{ .Group }}
{{ end -}}
WorkingDirectory=/opt/{{ .Exec }}
ExecStart=/opt/{{ .Exec }}/{{ .Exec }} {{ .Args }}
ExecReload=/bin/kill -USR1 $MAINPID
{{if .Production -}}
# Limit the number of file descriptors and processes; see `man systemd.exec` for more limit settings.
# These are reasonable defaults for a production system.
# Note: systemd "user units" do not support this
LimitNOFILE=1048576
LimitNPROC=64
{{ end -}}
{{if .MultiuserProtection -}}
# Use private /tmp and /var/tmp, which are discarded after the service stops.
PrivateTmp=true
# Use a minimal /dev
PrivateDevices=true
# Hide /home, /root, and /run/user. Nobody will steal your SSH-keys.
ProtectHome=true
# Make /usr, /boot, /etc and possibly some more folders read-only.
ProtectSystem=full
# ... except /opt/{{ .Exec }} because we want a place for the database
# and /var/log/{{ .Exec }} because we want a place where logs can go.
# This merely retains r/w access rights, it does not add any new.
# Must still be writable on the host!
ReadWriteDirectories=/opt/{{ .Exec }} /var/log/{{ .Exec }}
# Note: in v231 and above ReadWritePaths has been renamed to ReadWriteDirectories
; ReadWritePaths=/opt/{{ .Exec }} /var/log/{{ .Exec }}
{{ end -}}
{{if .PrivilegedPorts -}}
# The following additional security directives only work with systemd v229 or later.
# They further retrict privileges that can be gained by the service.
# Note that you may have to add capabilities required by any plugins in use.
CapabilityBoundingSet=CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_BIND_SERVICE
NoNewPrivileges=true
# Caveat: Some features may need additional capabilities.
# For example an "upload" may need CAP_LEASE
; CapabilityBoundingSet=CAP_NET_BIND_SERVICE CAP_LEASE
; AmbientCapabilities=CAP_NET_BIND_SERVICE CAP_LEASE
; NoNewPrivileges=true
{{ end -}}
[Install]
WantedBy=multi-user.target