#!/bin/sh
#
# $FreeBSD$
#

# PROVIDE: icinga
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf to enable icinga:
# icinga_enable (bool):    Set to "NO" by default.
#                          Set it to "YES" to enable icinga.
# icinga_precache (bool):  Set to "NO" by default.
#                          Set it to "YES" to enable pre-caching.
# icinga_flags (str):      Set to "" by default.
# icinga_configfile (str): Set to "%%PREFIX%%/etc/icinga/icinga.cfg" by default.
#

. /etc/rc.subr

name="icinga"
rcvar=icinga_enable

load_rc_config "${name}"

: ${icinga_enable:="NO"}
: ${icinga_configfile="%%PREFIX%%/etc/icinga/icinga.cfg"}
: ${icinga_precache:="NO"}

command="%%PREFIX%%/bin/icinga"
command_args="-d"
extra_commands="reload"
pidfile="%%ICINGADIR%%/icinga.lock"
icinga_user="%%ICINGAUSER%%"
icinga_group="%%ICINGAGROUP%%"

icinga_logfile="%%ICINGALOGDIR%%/${name}.log"
icinga_statusfile="%%ICINGADIR%%/status.sav"
icinga_cmdfile="%%ICINGADIR%%/rw/${name}.cmd"

start_cmd="start_cmd"
start_precmd="start_precmd"
stop_postcmd="stop_postcmd"
restart_precmd="icinga_checkconfig"
reload_precmd="reload_precmd"
sig_reload=HUP

required_files="${icinga_configfile}"
command_args="${command_args} ${icinga_configfile}"

icinga_cacheconfig() {
  if ! checkyesno icinga_precache; then
    return 0
  fi

  echo -n "Pre-Caching icinga configuration: "
  ${command} -pv ${icinga_configfile} 2>&1 >/dev/null
  if [ $? != 0 ]; then
    echo "FAILED"
    ${command} -v ${icinga_configfile}
    return 1
  else
    command_args="-u -x ${command_args}"
    echo "OK"
  fi
}

icinga_checkconfig() {
  echo -n "Performing sanity check of icinga configuration: "
  ${command} -v ${icinga_configfile} 2>&1 >/dev/null
  if [ $? != 0 ]; then
    echo "FAILED"
    ${command} -v ${icinga_configfile}
    return 1
  else
    echo "OK"
  fi
}

reload_precmd() {
  if ! icinga_checkconfig; then
    return 1
  fi

  if ! icinga_cacheconfig; then
    return 1
  fi
}

start_precmd() {
  if ! icinga_checkconfig; then
    return 1
  fi

  if ! icinga_cacheconfig; then
    return 1
  fi

  if [ ! -f "${icinga_logfile}" ]; then
    install -o "${icinga_user}" -g "${icinga_group}" -m 644 /dev/null "${icinga_logfile}"
  fi
  if [ ! -f "${icinga_statusfile}" ]; then
    install -o "${icinga_user}" -g "${icinga_group}" -m 644 /dev/null "${icinga_statusfile}"
  fi
  rm -f "${icinga_cmdfile}"
}

stop_postcmd() {
  rm -f "%%ICINGADIR%%/icinga.tmp" "${icinga_cmdfile}"
}

start_cmd() {
  ${command} ${command_args}
}

run_rc_command "$1"