#!/bin/sh

# PROVIDE: icinga2
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf to enable icinga2:
# icinga2_enable (bool):    Set to "NO" by default.
#                           Set it to "YES" to enable icinga2.
# icinga2_flags (str):      Set to "" by default.
# icinga2_configfile (str): Set to "%%PREFIX%%/etc/icinga2/icinga2.conf" by default.
# icinga2_mkvar (bool):     Set to "NO" by default.
#                           Set it to "YES" to have the rc script create all
#                           directories in /var (needed when /var is on a ramdisk)
#

. /etc/rc.subr

# Add /usr/local/bin to path, so that the notification scripts
# can work (#!/usr/bin/env bash)
export PATH=$PATH:%%LOCALBASE%%/bin:%%PREFIX%%/sbin

name="icinga2"
desc="Icinga 2 monitoring (core)"
rcvar=icinga2_enable

load_rc_config "${name}"

: ${icinga2_enable:="NO"}
: ${icinga2_configfile="%%PREFIX%%/etc/${name}/${name}.conf"}
: ${icinga2_user:="%%ICINGA2USER%%"}
: ${icinga2_group:="%%ICINGA2GROUP%%"}
: ${icinga2_webgroup:="www"}


command="%%PREFIX%%/sbin/${name}"
procname="/usr/local/lib/icinga2/sbin/icinga2"
extra_commands="reload checkconfig configtest"

icinga2_cachedir="/var/cache/${name}"
icinga2_libdir="/var/lib/${name}"
icinga2_logdir="%%ICINGA2LOGDIR%%"
icinga2_rundir="/var/run/${name}"
icinga2_spooldir="/var/spool/${name}"

pidfile="${icinga2_rundir}/${name}.pid"
icinga2_logfile="${icinga2_logdir}/${name}.log"
icinga2_errorlogfile="${icinga2_logdir}/error.log"

start_cmd="start_cmd"
start_precmd="start_precmd"
restart_precmd="icinga2_checkconfig"
reload_precmd="reload_precmd"
checkconfig_cmd="icinga2_checkconfig verbose"
configtest_cmd="${checkconfig_cmd}"
sig_reload=HUP

required_files="${icinga2_configfile}"
command_args="daemon -d -e ${icinga2_errorlogfile} -c ${icinga2_configfile}"

icinga2_checkconfig() {
  echo -n "Performing sanity check of icinga2 configuration: "

  if [ "$1" != "verbose" ]; then
    quietredir="2>&1 >/dev/null"
  fi

  ${command} daemon -c ${icinga2_configfile} -C

  if [ $? -ne 0 ]; then
    echo "FAILED"
    return 1
  else
    echo "OK"
  fi
}

reload_precmd() {
  if ! icinga2_checkconfig; then
    return 1
  fi
}

start_precmd() {
  # Create necessary directories / change ownership
  # While this is also done through pkg-plist, /var might be on a ramdisk,
  # so make sure all needed files and directories are created before starting
  # Icinga.
  for d in "${icinga2_logdir}" "${icinga2_logdir}/compat" \
           "${icinga2_logdir}/compat/archives" "${icinga2_libdir}" \
           "${icinga2_spooldir}" "${icinga2_spooldir}/tmp" \
           "${icinga2_rundir}" "${icinga2_cachedir}"; do
      if [ ! -d "${d}" ]; then
        install -d -o ${icinga2_user} -g ${icinga2_group} "${d}"
      fi
  done

  install -d -o ${icinga2_user} -g ${icinga2_webgroup} -m 2750 "${icinga2_rundir}/cmd"

  chown -R ${icinga2_user}:${icinga2_group} "${icinga2_libdir}"
  chown -R ${icinga2_user}:${icinga2_group} "${icinga2_spooldir}"
  chown -R ${icinga2_user}:${icinga2_group} "${icinga2_cachedir}"
  chown -R ${icinga2_user}:${icinga2_webgroup} "${icinga2_rundir}/cmd"


  if ! icinga2_checkconfig; then
    return 1
  fi

  if [ ! -f "${icinga2_logfile}" ]; then
    install -o "${icinga2_user}" -g "${icinga2_group}" -m 644 /dev/null "${icinga2_logfile}"
  fi
}

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

run_rc_command "$1"
