#!/bin/bash
# Startup script for etcd
#
# chkconfig: 2345 20 80
# description: Starts and stops etcd

. /etc/init.d/functions

prog="etcd"
ETCD_BIN=$(which etcd 2> /dev/null)
prog=$(basename "$ETCD_BIN")
desc="etcd shared configuration and service discovery daemon"

if [[ ! -e $ETCD_BIN ]]; then
  echo "$prog binary not found."
  exit 5
fi

ETCD_LOCKFILE="/var/lock/subsys/$prog"
ETCD_LOGFILE=/var/log/etcd/etcd.log
ETCD_PIDFILE=/var/run/etcd.pid
ETCD_CONFIG=/etc/etcd.conf
ETCD_EXEC="$ETCD_BIN -config $ETCD_CONFIG"

start() {
  started=$(status -p "$ETCD_PIDFILE" "$ETCD_BIN")
  [[ $started =~ running ]] && echo $started && return 1

  echo -n $"Starting $prog: "
  $ETCD_EXEC 3>&1 2>&1 1>&$ETCD_LOGFILE &
  RETVAL=$?
  echo $! > $ETCD_PIDFILE
  [[ $RETVAL ]] && success || failure
  [[ $RETVAL ]] && touch "$ETCD_LOCKFILE"
  return $RETVAL
}

stop() {
  echo -n $"Stopping $prog: "
  killproc -p "$ETCD_PIDFILE" "$ETCD_BIN"

  RETVAL=$?
  echo
  [ $RETVAL -eq 0 ] && rm -fr "$ETCD_LOCKFILE"
  return $RETVAL
}

case $1 in
  start)
    start
    ;;

  stop)
    stop
    ;;

  restart)
    stop
    start
    ;;

  status)
    status "$ETCD_BIN"
    RETVAL=$?
    ;;

  *)
    echo "Usage: $0 {start|stop|restart|status}"
    RETVAL=1
    ;;
esac

exit $RETVAL