Add systemd start script

scripts/install

@@ -10,6 +10,7 @@ INSTALL_AVAHI="true"
 INSTALL_YQ="true"
 INSTALL_DOCKER="true"
 INSTALL_DOCKER_COMPOSE="true"
+INSTALL_START_SCRIPT="true"
 INSTALL_UMBREL="true"
 UMBREL_VERSION="release"
 UMBREL_REPO="lukechilds/umbrel"
@@ -48,6 +49,11 @@ then
   INSTALL_DOCKER_COMPOSE="false"
 fi
 
+if [[ "${arguments}" = *"--no-install-start-script"* ]]
+then
+  INSTALL_START_SCRIPT="false"
+fi
+
 if [[ "${arguments}" = *"--no-install-umbrel"* ]]
 then
   INSTALL_UMBREL="false"
@@ -144,6 +150,41 @@ install_umbrel() {
     tar --extract --gzip --strip-components=1 --directory="${UMBREL_INSTALL_PATH}"
 }
 
+install_systemd_service() {
+echo "
+[Unit]
+Wants=network-online.target
+After=network-online.target
+Wants=docker.service
+After=docker.service
+
+# This prevents us hitting restart rate limits and ensures we keep restarting
+# indefinitely.
+StartLimitInterval=0
+
+[Service]
+Type=forking
+TimeoutStartSec=infinity
+TimeoutStopSec=16min
+ExecStart=${UMBREL_INSTALL_PATH}/scripts/start
+ExecStop=${UMBREL_INSTALL_PATH}/scripts/stop
+User=root
+Group=root
+StandardOutput=syslog
+StandardError=syslog
+SyslogIdentifier=umbrel startup
+RemainAfterExit=yes
+Restart=always
+RestartSec=10
+
+[Install]
+WantedBy=multi-user.target" | sudo tee "/etc/systemd/system/umbrel-startup.service"
+  sudo chmod 644 "/etc/systemd/system/umbrel-startup.service"
+  sudo systemctl enable "umbrel-startup.service"
+  sudo systemctl start "umbrel-startup.service"
+  sudo journalctl --output cat --no-pager --unit "umbrel-startup.service"
+}
+
 main() {
   if [[ "${BOOTSTRAPPED}" = "false" ]]
   then
@@ -219,6 +260,11 @@ EOF
   then
     install_umbrel
 
+    if [[ "${INSTALL_START_SCRIPT}" = "true" ]]
+    then
+      install_systemd_service
+    fi
+
     cat << EOF
 
               ,;###GGGGGGGGGGl#Sp
@@ -244,9 +290,6 @@ EOF
 
 Umbrel has been sucessfully installed!
 
-You can start Umbrel with "newgrp docker && sudo ${UMBREL_INSTALL_PATH}/scripts/start".
-
-You may want to setup a system service that runs "./scripts/start" and "./scripts/stop" at system startup/shutdown.
 EOF
   fi
 }