New init script that also evaluates "/etc/default/octoprint" for additional startup options and the like, courtesy of Sami Olmari
This commit is contained in:
Gina Häußge
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51ae782f02
commit
78972b1d40
2 changed files with 136 additions and 25 deletions
19
scripts/octoprint.default
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19
scripts/octoprint.default
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# Configuration for /etc/init.d/octoprint
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# The init.d script will only run if this variable non-empty.
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OCTOPRINT_USER=pi
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# On what port to run daemon, default is 5000
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PORT=5000
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# Path to the OctoPrint executable, use this to override the default setting "/usr/bin/octoprint"
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#DAEMON=/path/to/octoprint/executable
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# What arguments to pass to octoprint, usually no need to touch this
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DAEMON_ARGS="--port=$PORT"
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# Umask of files octoprint generates, Change this to 000 if running octoprint as its own, separate user
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UMASK=022
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# Should we run at startup?
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START=yes
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@ -1,49 +1,141 @@
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#!/bin/sh
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#
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# Copy this script to /etc/init.d/octoprint and adjust the variables
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# at the top to match your installation (should be okay for a Raspian
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# setup). Then link it to the correct run levels. On Debian/Rasbian
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# just call 'sudo update-rc.d octoprint defaults'
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### BEGIN INIT INFO
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# Provides: octoprint
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# Required-Start: $local_fs networking
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# Required-Stop:
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# Should-Start:
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# Should-Stop:
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Run octoprint
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# Description: Octoprint provides a responsive web interface for
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# controlling a 3D printer
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# Short-Description: OctoPrint daemon
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# Description: Starts the OctoPrint daemon with the user specified in
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# /etc/default/octoprint.
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### END INIT INFO
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# Author: Sami Olmari
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# OctoPrint's run script
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DAEMON=/home/pi/OctoPrint/run
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PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
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DESC="Octoprint Daemon"
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NAME="Octoprint"
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DAEMON=/usr/bin/octoprint
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PIDFILE=/var/run/$NAME.pid
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PKGNAME=octoprint
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SCRIPTNAME=/etc/init.d/$PKGNAME
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# Port to use
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PORT=5000
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# Read configuration variable file if it is present
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[ -r /etc/default/$PKGNAME ] && . /etc/default/$PKGNAME
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# Run as this user
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RUNAS=pi
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# Exit if the run script is not found
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# Exit if the octoprint is not installed
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[ -x "$DAEMON" ] || exit 0
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# Load the VERBOSE setting and other rcS variables
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[ -f /etc/default/rcS ] && . /etc/default/rcS
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# Define LSB log_* functions.
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# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
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. /lib/lsb/init-functions
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if [ -z "$START" -o "$START" != "yes" ]
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then
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log_warning_msg "Not starting $PKGNAME, edit /etc/default/$PKGNAME to start it."
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exit 0
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fi
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if [ -z "$OCTOPRINT_USER" ]
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then
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log_warning_msg "Not starting $PKGNAME, OCTOPRINT_USER not set in /etc/default/$PKGNAME."
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exit 0
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fi
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#
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# Function to verify if a pid is alive
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#
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is_alive()
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{
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pid=`cat $1` > /dev/null 2>&1
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kill -0 $pid > /dev/null 2>&1
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return $?
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}
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#
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# Function that starts the daemon/service
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#
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do_start()
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{
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# Return
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# 0 if daemon has been started
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# 1 if daemon was already running
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# 2 if daemon could not be started
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is_alive $PIDFILE
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RETVAL="$?"
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if [ $RETVAL != 0 ]; then
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start-stop-daemon --start --background --quiet --pidfile $PIDFILE --make-pidfile \
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--exec $DAEMON --chuid $OCTOPRINT_USER --user $OCTOPRINT_USER --umask $UMASK -- $DAEMON_ARGS
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RETVAL="$?"
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fi
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}
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#
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# Function that stops the daemon/service
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#
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do_stop()
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{
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# Return
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# 0 if daemon has been stopped
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# 1 if daemon was already stopped
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# 2 if daemon could not be stopped
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# other if a failure occurred
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start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --user $OCTOPRINT_USER --pidfile $PIDFILE
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RETVAL="$?"
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[ "$RETVAL" = "2" ] && return 2
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rm -f $PIDFILE
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[ "$RETVAL" = "0" ] && return 0 || return 1
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}
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case "$1" in
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start)
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su $RUNAS -c "$DAEMON --port=$PORT --daemon start"
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;;
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[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
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do_start
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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stop)
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su $RUNAS -c "$DAEMON --port=$PORT --daemon stop"
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;;
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[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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restart)
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su $RUNAS -c "$DAEMON --port=$PORT --daemon restart"
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;;
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log_daemon_msg "Restarting $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1)
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do_start
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case "$?" in
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0) log_end_msg 0 ;;
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1) log_end_msg 1 ;; # Old process is still running
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*) log_end_msg 1 ;; # Failed to start
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esac
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;;
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*)
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# Failed to stop
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log_end_msg 1
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;;
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esac
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;;
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*)
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echo "Usage: $0 {start|stop|restart}" >&2
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;;
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echo "Usage: $SCRIPTNAME {start|stop|restart}" >&2
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exit 3
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;;
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esac
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:
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