Nginx init script for CentOS 6/RHEL after running passenger-install-nginx-module

nginx

#!/bin/sh
#
# nginx Startup script for nginx
#
# chkconfig: - 85 15
# processname: nginx
# config: /etc/nginx/nginx.conf
# config: /etc/sysconfig/nginx
# pidfile: /var/run/nginx.pid
# description: nginx is an HTTP and reverse proxy server
#
### BEGIN INIT INFO
# Provides: nginx
# Required-Start: $local_fs $remote_fs $network
# Required-Stop: $local_fs $remote_fs $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: start and stop nginx
### END INIT INFO

# Source function library.
. /etc/rc.d/init.d/functions

if [ -f /etc/sysconfig/nginx ]; then
  . /etc/sysconfig/nginx
fi

prog=nginx
nginx=${NGINX-/opt/nginx/sbin/nginx}
conffile=${CONFFILE-/opt/nginx/conf/nginx.conf}
lockfile=${LOCKFILE-/var/lock/subsys/nginx}
pidfile=${PIDFILE-/opt/nginx/logs/nginx.pid}
SLEEPMSEC=100000
RETVAL=0

start() {
  echo -n $"Starting $prog: "

  daemon --pidfile=${pidfile} ${nginx} -c ${conffile}
  RETVAL=$?
  echo
  [ $RETVAL = 0 ] && touch ${lockfile}
  return $RETVAL
}

stop() {
  echo -n $"Stopping $prog: "
  killproc -p ${pidfile} ${prog}
  RETVAL=$?
  echo
  [ $RETVAL = 0 ] && rm -f ${lockfile} ${pidfile}
}

reload() {
  echo -n $"Reloading $prog: "
  killproc -p ${pidfile} ${prog} -HUP
  RETVAL=$?
  echo
}

upgrade() {
  oldbinpidfile=${pidfile}.oldbin

  configtest -q || return 6
  echo -n $"Staring new master $prog: "
  killproc -p ${pidfile} ${prog} -USR2
  RETVAL=$?
  echo
  /bin/usleep $SLEEPMSEC
  if [ -f ${oldbinpidfile} -a -f ${pidfile} ]; then
    echo -n $"Graceful shutdown of old $prog: "
    killproc -p ${oldbinpidfile} ${prog} -QUIT
    RETVAL=$?
    echo
  else
    echo $"Upgrade failed!"
    return 1
  fi
}

configtest() {
  if [ "$#" -ne 0 ] ; then
    case "$1" in
      -q)
        FLAG=$1
        ;;
      *)
        ;;
    esac
    shift
  fi
  ${nginx} -t -c ${conffile} $FLAG
  RETVAL=$?
  return $RETVAL
}

rh_status() {
  status -p ${pidfile} ${nginx}
}

# See how we were called.
case "$1" in
  start)
    rh_status >/dev/null 2>&1 && exit 0
    start
    ;;
  stop)
    stop
    ;;
  status)
    rh_status
    RETVAL=$?
    ;;
  restart)
    configtest -q || exit $RETVAL
    stop
    start
    ;;
  upgrade)
    upgrade
    ;;
  condrestart|try-restart)
    if rh_status >/dev/null 2>&1; then
      stop
      start
    fi
    ;;
  force-reload|reload)
    reload
    ;;
  configtest)
    configtest
    ;;
  *)
    echo $"Usage: $prog {start|stop|restart|condrestart|try-restart|force-reload|upgrade|reload|status|help|configtest}"
    RETVAL=2
esac

exit $RETVAL