#!/bin/bash -e
### BEGIN INIT INFO
# Provides:          postinit
# Required-Start:    mountkernfs $local_fs cloud-early-config
# Required-Stop:     $local_fs
# Should-Start:      
# Should-Stop:       
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: 	post-init
### END INIT INFO

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

replace_in_file() {
  local filename=$1
  local keyname=$2
  local value=$3
  sed -i /$keyname=/d $filename
  echo "$keyname=$value" >> $filename
  return $?
}

setup_secstorage() {
  public_ip=$ETH2_IP
  sed -i /$NAME/d /etc/hosts
  echo "$public_ip $NAME" >> /etc/hosts
  [ -f /etc/httpd/conf/httpd.conf ] && sed -i -e "s/^Listen.*:80$/Listen $public_ip:80/" /etc/httpd/conf/httpd.conf
  [ -f /etc/httpd/conf/httpd.conf ] && sed -i -e "s/^Listen.*:443$/Listen $public_ip:443/" /etc/httpd/conf/httpd.conf
}

setup_console_proxy() {
  public_ip=$ETH2_IP
  sed -i /$NAME/d /etc/hosts
  echo "$public_ip $NAME" >> /etc/hosts
}

setup_redundant_router() {
  if [ "$RROUTER" != "1" ]
  then
      return 1
  fi
  rrouter_bin_path="/ramdisk/rrouter"
  eth2mac=`ip link show eth2 | awk '/ether/ {print $2}'`
  sed -i "s/\[ETH2MAC\]/$eth2mac/g" $rrouter_bin_path/enable_pubip.sh
}

start() {
  case $TYPE in 
     secstorage)
         [ "$NAME" == "" ] && NAME=secstorage
         setup_secstorage;
	  ;;
     consoleproxy)
         [ "$NAME" == "" ] && NAME=consoleproxy
         setup_console_proxy;
	  ;;
     router)
         [ "$NAME" == "" ] && NAME=router
         setup_redundant_router;
      ;;

  esac
}

stop() {
   echo ""
}

status() {
   echo ""
}

CMDLINE=$(cat /var/cache/cloud/cmdline)
TYPE="router"
BOOTPROTO="static"

for i in $CMDLINE
  do
    # search for foo=bar pattern and cut out foo
    KEY=$(echo $i | cut -d= -f1)
    VALUE=$(echo $i | cut -d= -f2)
    case $KEY in 
      eth0ip)
          ETH0_IP=$VALUE
          ;;
      eth1ip)
          ETH1_IP=$VALUE
          ;;
      eth2ip)
          ETH2_IP=$VALUE
          ;;
      gateway)
          GW=$VALUE
          ;;
      eth0mask)
          ETH0_MASK=$VALUE
          ;;
      eth1mask)
          ETH1_MASK=$VALUE
          ;;
      eth2mask)
          ETH2_MASK=$VALUE
          ;;
      dns1)
          NS1=$VALUE
          ;;
      dns2)
          NS2=$VALUE
          ;;
      domain)
          DOMAIN=$VALUE
          ;;
      mgmtcidr)
          MGMTNET=$VALUE
          ;;
      localgw)
          LOCAL_GW=$VALUE
          ;;
      template)
        TEMPLATE=$VALUE
      	;;
      name)
	NAME=$VALUE
	;;
      dhcprange)
        DHCP_RANGE=$(echo $VALUE | tr ':' ',')
      	;;
      bootproto)
        BOOTPROTO=$VALUE 
      	;;
      type)
        TYPE=$VALUE	
	;;
      redundant_router)
        RROUTER=$VALUE
    ;;
    esac
done

if [ "$BOOTPROTO" == "static" -a "$RROUTER" != "1" ]
then
    exit 0
fi

ETH1_IP=$(ifconfig eth1|grep 'inet addr:'|cut -d : -f 2|cut -d \  -f 1)
ETH2_IP=$(ifconfig eth2|grep 'inet addr:'|cut -d : -f 2|cut -d \  -f 1)


case "$1" in
   start) start
	  ;;
    stop) stop
 	  ;;
    status) status
 	  ;;
 restart) stop
          start
 	  ;;
       *) echo "Usage: $0 {start|stop|status|restart}"
	  exit 1
	  ;;
esac