xabber_ws.init.example

#! /bin/bash

### BEGIN INIT INFO
# Provides:          xabber_ws
# Required-Start:    $remote_fs $network $named $time
# Required-Stop:     $remote_fs $network $named $time
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Starts Xabber WebSocket Server
# Description:       Starts Xabber WebSocket Server
### END INIT INFO


set -o errexit

DIR=/opt/xabber_websocket_dir
DAEMON="$DIR"/bin/xabber_ws
USER=xabber_websoket_user

test -x "$DAEMON" || {
	echo "ERROR: xabber_ws not found: $DIR"
	exit 1
}
getent passwd "$USER" >/dev/null || {
	echo "ERROR: System user not found: $USER"
	exit 2
}

export PATH="${PATH:+$PATH:}/usr/sbin:/sbin"

case "$1" in
  start)
    test -x "$DAEMON" || exit 0
    printf "%-50s" "Starting Xabber WebSocket Server..."
    su - $USER -c "$DAEMON start > /dev/null 2>&1";

    # wait for pid
    for (( i=0; i<10; ++i )); do
        OUT="$DAEMON pid";
        if [ $? == 0 ]; then PID=$OUT; break; fi
        sleep 1;
    done

    if [ -z "$PID" ]; then
       printf "%s\n" "Fail"
    else
        printf "%s\n" "Ok"
    fi
    ;;
  stop)
    test -x "$DAEMON" || exit 0
    printf "%-50s" "Stopping Xabber WebSocket Server..."
    su - $USER -c "$DAEMON stop > /dev/null 2>&1";
    if [ $? != 0 ]; then
            printf "%s\n" "Node is not running!"
        else
            printf "%s\n" "Ok"
    fi
    ;;
  status)
    test -x "$DAEMON" || exit 0
    printf "%-50s" "Checking Xabber WebSocket Server..."
    su - $USER -c "$DAEMON pid > /dev/null 2>&1";
    if [ $? != 0 ]; then
        printf "%s\n" "Node is not running!"
    else
        printf "%s\n" "Ok"
    fi
    ;;
  reload)
    "$0" stop
    "$0" start
    ;;
  *)
    echo "Usage: $0 {start|stop|reload|status}"
    exit 1
esac

exit 0