2017-05-05 14:03:02 -06:00
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[Unit]
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Description=WALNUT IoT App Infrastructure
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Documentation=https://git.daplie.com/Daplie/walnut.js
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After=network-online.target
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Wants=network-online.target systemd-networkd-wait-online.service
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[Service]
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# Restart on crash (bad signal), and on 'clean' failure (error exit code)
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# Allow up to 3 restarts within 10 seconds
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# (it's unlikely that a user or properly-running script will do this)
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Restart=on-failure
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StartLimitInterval=10
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StartLimitBurst=3
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# The v8 VM will output a "clean" for JavaScript errors.
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# If we knew we were never going to accidentally exit cleanly
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# we would use on-abnormal:
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; Restart=on-abnormal
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# User and group the process will run as
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# (www-data is the de facto standard on most systems)
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2017-11-07 05:02:14 -07:00
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User=MY_USER
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Group=MY_GROUP
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2017-05-05 14:03:02 -06:00
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# If we need to pass environment variables in the future
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; Environment=GOLDILOCKS_PATH=/opt/walnut
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# Set a sane working directory, sane flags, and specify how to reload the config file
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2017-11-07 05:06:59 -07:00
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WorkingDirectory=/opt/walnut
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2017-11-07 04:59:48 -07:00
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ExecStart=/opt/walnut/bin/node /opt/walnut/core/bin/walnut.js --config=/etc/walnut/walnut.yml
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2017-05-05 14:03:02 -06:00
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ExecReload=/bin/kill -USR1 $MAINPID
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# Limit the number of file descriptors and processes; see `man systemd.exec` for more limit settings.
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# We don't expected to use more than this.
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LimitNOFILE=1048576
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LimitNPROC=64
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# Use private /tmp and /var/tmp, which are discarded after the process stops.
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PrivateTmp=true
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# Use a minimal /dev
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PrivateDevices=true
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# Hide /home, /root, and /run/user. Nobody will steal your SSH-keys.
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ProtectHome=true
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# Make /usr, /boot, /etc and possibly some more folders read-only.
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ProtectSystem=full
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# … except TLS/SSL, ACME, and Let's Encrypt certificates
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# and /var/log/, because we want a place where logs can go.
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# This merely retains r/w access rights, it does not add any new. Must still be writable on the host!
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2017-11-07 05:06:59 -07:00
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ReadWriteDirectories=/etc/walnut /var/log/walnut /var/walnut /opt/walnut /srv/walnut
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2017-05-05 14:03:02 -06:00
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# Note: in v231 and above ReadWritePaths has been renamed to ReadWriteDirectories
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; ReadWritePaths=/etc/walnut /var/log/walnut
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;
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# The following additional security directives only work with systemd v229 or later.
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# They further retrict privileges that can be gained.
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# Note that you may have to add capabilities required by any plugins in use.
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CapabilityBoundingSet=CAP_NET_BIND_SERVICE
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AmbientCapabilities=CAP_NET_BIND_SERVICE
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NoNewPrivileges=true
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# Caveat: Some plugins need additional capabilities.
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# For example "upload" needs CAP_LEASE
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; CapabilityBoundingSet=CAP_NET_BIND_SERVICE CAP_LEASE
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; AmbientCapabilities=CAP_NET_BIND_SERVICE CAP_LEASE
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; NoNewPrivileges=true
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[Install]
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WantedBy=multi-user.target
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