mirror of
https://github.com/djohnlewis/stackdump
synced 2024-12-04 15:07:36 +00:00
142 lines
3.2 KiB
Bash
142 lines
3.2 KiB
Bash
#! /bin/bash
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#
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# stackdump_web: Starts the Stackdump web app
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#
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# chkconfig: 345 99 01
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# description: This daemon is the web server for Stackdump.\
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# It requires the Solr instance to be running to function.
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# Source function library.
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. /etc/init.d/functions
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# this needs to be the path of the Stackdump root directory.
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STACKDUMP_HOME=/opt/stackdump/
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# this is the user that Stackdump runs under
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STACKDUMP_USER=stackdump
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WEB_PID_FILE=/var/run/stackdump_web.pid
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if [ ! -d "$STACKDUMP_HOME" ]
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then
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echo "The STACKDUMP_HOME variable does not point to a valid directory."
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exit 1
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fi
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base=${0##*/}
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start() {
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echo -n $"Starting Stackdump - Web... "
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# create the logs directory if it doesn't already exist
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if [ ! -d "$STACKDUMP_HOME/logs" ]
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then
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runuser -s /bin/bash $STACKDUMP_USER -c "mkdir $STACKDUMP_HOME/logs"
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fi
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# check if it is already running
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WEB_PID=`cat $WEB_PID_FILE 2>/dev/null`
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if [ ! -z "$WEB_PID" ]
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then
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if [ ! -z "$(pgrep -P $WEB_PID)" ]
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then
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echo
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echo "Stackdump - Web is already running."
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exit 2
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else
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# the PID is stale.
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rm $WEB_PID_FILE
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fi
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fi
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# run it!
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runuser -s /bin/bash $STACKDUMP_USER -c "$STACKDUMP_HOME/start_web.sh >> $STACKDUMP_HOME/logs/web.log 2>&1" &
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WEB_PID=$!
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RETVAL=$?
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if [ $RETVAL = 0 ]
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then
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echo $WEB_PID > $WEB_PID_FILE
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success $"$base startup"
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else
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failure $"$base startup"
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fi
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echo
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return $RETVAL
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}
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stop() {
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# check if it is running
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WEB_PID=`cat $WEB_PID_FILE 2>/dev/null`
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if [ -z "$WEB_PID" ] || [ -z "$(pgrep -P $WEB_PID)" ]
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then
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echo "Stackdump - Web is not running."
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exit 2
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fi
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echo -n $"Shutting down Stackdump - Web... "
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# it is running, so shut it down.
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# there are many levels of processes here and the kill signal needs to
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# be sent to the actual Python process for the process to stop, so let's
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# just kill the whole process group.
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RUNUSER_CMD_PID=`pgrep -P $WEB_PID`
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RUNUSER_CMD_PGRP=`ps -o pgrp --no-headers -p $RUNUSER_CMD_PID`
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pkill -g $RUNUSER_CMD_PGRP
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RETVAL=$?
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[ $RETVAL = 0 ] && success $"$base shutdown" || failure $"$base shutdown"
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rm -f $WEB_PID_FILE
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echo
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return $RETVAL
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}
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status() {
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# check if it is running
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WEB_PID=`cat $WEB_PID_FILE 2>/dev/null`
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if [ -z "$WEB_PID" ]
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then
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echo "Stackdump - Web is not running."
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exit 0
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else
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if [ -z "$(pgrep -P $WEB_PID)" ]
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then
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rm -f $WEB_PID_FILE
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echo "Stackdump - Web is not running."
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exit 0
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else
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echo "Stackdump - Web is running."
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exit 0
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fi
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fi
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}
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restart() {
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stop
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start
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}
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RETVAL=0
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# See how we were called.
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case "$1" in
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start)
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start
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;;
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stop)
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stop
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;;
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status)
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status
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;;
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restart)
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restart
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;;
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*)
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echo $"Usage: $0 {start|stop|status|restart}"
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exit 1
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esac
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exit $RETVAL
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