#!/bin/bash

####### Asterisk Telephony Server
if [ -a /usr/sbin/asterisk ]
then
  ASTBIN=/usr/sbin/asterisk
else
  ASTBIN=$(which asterisk)
fi

if [ "$ASTBIN" != "" ]
then
  echo '<<<app-asterisk>>>'

  astcmd () {
    #asterisk -rx "$1" | grep -v "Asterisk ending" | sed -r 's/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g'
    $ASTBIN -rx "$1" | sed -r 's/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g'
  }

  #CORECHANNELS=$(astcmd 'core show channels' | tail -3)
  CORECHANNELS=$($ASTBIN -rx 'core show channels' | tail -3)
  ACTIVECHAN=$(echo "$CORECHANNELS" | grep -o '[0-9]* active channel' | cut -d' ' -f1)
  ACTIVECALL=$(echo "$CORECHANNELS" | grep -o '[0-9]* active call' | cut -d' ' -f1)
  IAXCHANNELS=$(astcmd 'iax2 show channels' | tail -1 | cut -d' ' -f1)
  SIPCHANNELS=$(astcmd 'sip show channels' | tail -1 | cut -d' ' -f1)
  SIPPEERS=$(astcmd 'sip show peers' | tail -1)
  SIPTOTALPEERS=$(echo "$SIPPEERS" | cut -d' ' -f1)
  SIPONLINE=$(echo "$SIPPEERS" | grep -o '[0-9]* online' | head -1 | cut -d' ' -f1)
  IAXPEERS=$(astcmd 'iax2 show peers' | tail -1)
  IAXTOTALPEERS=$(echo "$IAXPEERS" | cut -d' ' -f1)
  IAXONLINE=$(echo "$IAXPEERS" | grep -o '[0-9]* online' | head -1 | cut -d' ' -f1)
  PJSIPCHANNELS=$($ASTBIN -rx 'pjsip show channels' | grep -c "Channel: PJSIP")
  PJSIPONLINE=$($ASTBIN -rx 'pjsip show endpoints' | grep 'Contact: ' | grep -c -v '<Aor')
  PJSIPTOTAL=$($ASTBIN -rx 'pjsip show endpoints' | grep 'Endpoint: ' | grep -c -v '<Endpoint')

  re='^[0-9]+$'
  ASTSIPCHANNELS=0
  ASTSIPTOTALPEERS=0
  ASTSIPONLINE=0
  if [[ $SIPCHANNELS =~ $re ]] ; then
    ASTSIPCHANNELS=$(($ASTSIPCHANNELS + $SIPCHANNELS))
  fi

  if [[ $PJSIPCHANNELS =~ $re ]] ; then
    ASTSIPCHANNELS=$(($ASTSIPCHANNELS + $PJSIPCHANNELS))
  fi

  if [[ $SIPTOTALPEERS =~ $re ]] ; then
    ASTSIPTOTALPEERS=$(($ASTSIPTOTALPEERS + $SIPTOTALPEERS))
  fi

  if [[ $PJSIPTOTAL =~ $re ]] ; then
    ASTSIPTOTALPEERS=$(($ASTSIPTOTALPEERS + $PJSIPTOTAL))
  fi

  if [[ $SIPONLINE =~ $re ]] ; then
    ASTSIPONLINE=$(($ASTSIPONLINE + $SIPONLINE))
  fi

  if [[ $PJSIPONLINE =~ $re ]] ; then
    ASTSIPONLINE=$(($ASTSIPONLINE + $PJSIPONLINE))
  fi

  echo "activechan:$ACTIVECHAN"
  echo "activecall:$ACTIVECALL"
  echo "iaxchannels:$IAXCHANNELS"
  #echo "sipchannels:$SIPCHANNELS"
  #echo "sippeers:$SIPTOTALPEERS"
  #echo "sippeersonline:$SIPONLINE"
  echo "sipchannels:$ASTSIPCHANNELS"
  echo "sippeers:$ASTSIPTOTALPEERS"
  echo "sippeersonline:$ASTSIPONLINE"
  echo "iaxpeers:$IAXTOTALPEERS"
  echo "iaxpeersonline:$IAXONLINE"

fi