mirror of
https://github.com/valitydev/redash.git
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126 lines
3.5 KiB
Bash
126 lines
3.5 KiB
Bash
#!/bin/sh
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# /etc/init.d/redash_supervisord
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### BEGIN INIT INFO
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# Provides: supervisord
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# Required-Start: $remote_fs $syslog
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# Required-Stop: $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: process supervisor
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### END INIT INFO
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# Author: Ron DuPlain <ron.duplain@gmail.com>
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# Do NOT "set -e"
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# PATH should only include /usr/* if it runs after the mountnfs.sh script
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PATH=/sbin:/usr/sbin:/usr/local/sbin:/bin:/usr/bin:/usr/local/bin
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NAME=supervisord
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DESC="process supervisor"
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DAEMON=/usr/local/bin/$NAME
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DAEMON_ARGS="--configuration /opt/redash/supervisord/supervisord.conf "
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PIDFILE=/opt/redash/supervisord/supervisord.pid
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SCRIPTNAME=/etc/init.d/redash_supervisord
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USER=redash
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# Exit if the package is not installed
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[ -x "$DAEMON" ] || exit 0
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# Read configuration variable file if it is present
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[ -r /etc/default/$NAME ] && . /etc/default/$NAME
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. /etc/rc.d/init.d/functions
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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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start-stop-daemon --start --quiet --pidfile $PIDFILE --user $USER --chuid $USER --exec $DAEMON --test > /dev/null \
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|| return 1
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start-stop-daemon --start --quiet --pidfile $PIDFILE --user $USER --chuid $USER --exec $DAEMON -- \
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$DAEMON_ARGS \
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|| return 2
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# Add code here, if necessary, that waits for the process to be ready
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# to handle requests from services started subsequently which depend
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# on this one. As a last resort, sleep for some time.
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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 --pidfile $PIDFILE --user $USER --chuid $USER --name $NAME
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RETVAL="$?"
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[ "$RETVAL" = 2 ] && return 2
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# Wait for children to finish too if this is a daemon that forks
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# and if the daemon is only ever run from this initscript.
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# If the above conditions are not satisfied then add some other code
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# that waits for the process to drop all resources that could be
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# needed by services started subsequently. A last resort is to
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# sleep for some time.
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start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --user $USER --chuid $USER --exec $DAEMON
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[ "$?" = 2 ] && return 2
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# Many daemons don't delete their pidfiles when they exit.
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rm -f $PIDFILE
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return "$RETVAL"
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}
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case "$1" in
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start)
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[ "$VERBOSE" != no ] && echo "Starting $DESC" "$NAME"
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do_start
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && echo 0 ;;
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2) [ "$VERBOSE" != no ] && echo 1 ;;
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esac
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;;
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stop)
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[ "$VERBOSE" != no ] && echo "Stopping $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && echo 0 ;;
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2) [ "$VERBOSE" != no ] && echo 1 ;;
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esac
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;;
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status)
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status -p "$STASH_PID" stash
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# status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
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;;
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restart)
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echo "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) echo 0 ;;
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1) echo 1 ;; # Old process is still running
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*) echo 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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echo 1
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;;
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esac
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;;
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*)
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echo "Usage: $SCRIPTNAME {start|stop|status|restart}" >&2
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exit 3
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;;
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esac
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