101 lines
2.4 KiB
Bash
101 lines
2.4 KiB
Bash
#!/bin/sh
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# rc.etherpad-lite
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# Initscript that manages an instance of etherpad-Lite running on Slackware Linux.
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#
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# Author: Luke Williams ( xocel@iquidus.org )
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# License: WTFPL <http://sam.zoy.org/wtfpl/COPYING>
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USER="etherpad"
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HOMEDIR="/var/etherpad-lite"
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LOGDIR="/var/log/etherpad-lite"
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PIDFILE="/var/run/etherpad-lite.pid"
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etherpad_start() {
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echo "Starting Etherpad lite..."
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# Launch etherpads run.sh script
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/bin/su -l -c "$HOMEDIR/bin/run.sh -s /etc/etherpad-lite/settings.json >> $LOGDIR/etherpad.log 2>> $LOGDIR/error.log &" $USER
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# Determine and store PID. In order for this to work sucessfully
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# the node.js server needs to have finished launching, normally
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# waiting 5 seconds is enough but in some situations (first launch
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# after install for example) it can take a while longer.
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PID='' # Process ID
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COUNT=0 # Count attempts at determining the Process ID
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TIMEOUT=9 # Number of failed attempts before exiting, default:9 (9x5=45seconds)
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while [ -z "$PID" ]; do
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# We don't want anyones boot process hanging here if this
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# script is started on boot and etherpad is unable to lanuch.
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# So exit out if etherpad appears to be failing to start.
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if [ $COUNT -eq $TIMEOUT ]; then
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echo "Unable to start Etherpad lite.."
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cat $LOGDIR/etherpad.log | tail -n 5
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rm -f "$PIDFILE"
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exit 1
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fi
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# Wait for node.js server to start up
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sleep 5
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# Store the PID
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ps ax | grep [s]erver.js | awk '{print $1}' > "$PIDFILE"
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# Check PID was written
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PID=`cat $PIDFILE 2>/dev/null`
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COUNT=$(($COUNT+1))
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done
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echo "Running."
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}
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etherpad_stop() {
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echo "Stopping Etherpad lite..."
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PID=`cat $PIDFILE 2>/dev/null`
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if [ -z "$PID" ]; then
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echo " not running."
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elif kill -15 $PID; then
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echo " stopped."
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rm -f "$PIDFILE"
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else
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sleep 1
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if kill -9 $PID; then
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echo " killed."
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rm -f "$PIDFILE"
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else
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echo " error!"
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exit 1
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fi
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fi
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}
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etherpad_status() {
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PID=`cat $PIDFILE 2>/dev/null`
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if [ -z "$PID" ]; then
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echo "Not running."
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exit 1
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elif kill -0 $PID; then
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echo "Running."
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exit 0
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else
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echo "PID file $PIDFILE present but PID $PID is not running."
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exit 1
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fi
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}
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case "$1" in
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start)
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etherpad_start
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;;
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stop)
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etherpad_stop
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;;
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restart)
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etherpad_stop
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sleep 3
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etherpad_start
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;;
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status)
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etherpad_status
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;;
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*)
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echo "Usage $0 (start|stop|restart|status)"
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esac
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