#!/bin/bash
# Copyright 2012 Citrix Systems, Inc. Licensed under the
# Apache License, Version 2.0 (the "License"); you may not use this
# file except in compliance with the License.  Citrix Systems, Inc.
# reserves all rights not expressly granted by 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.
# 
# Automatically generated by addcopyright.py at 04/03/2012
# $Id: setup_iscsi.sh 9879 2010-06-24 02:41:46Z anthony $ $HeadURL: svn://svn.lab.vmops.com/repos/vmdev/java/scripts/vm/hypervisor/xenserver/setup_iscsi.sh $

#set -x
 
usage() {
  printf "Usage: %s [uuid of host script is running on]\n" $(basename $0) >&2
}


if [ -z $1 ]; then
  usage
  exit 2
fi

if [ -f /etc/iscsi/initiatorname.iscsi ]; then
  printf "=======> DONE <======\n"
  exit 0
fi

name=`iscsi-iname`
echo "InitiatorName="$name > /etc/iscsi/initiatorname.iscsi
xe host-param-set uuid=$1 other-config:iscsi_iqn=`cat /etc/iscsi/initiatorname.iscsi | cut -d= -f 2`
xe host-param-list uuid=$1 | grep other-config | grep "multipathing: true" >/dev/null
if [ $? -eq 0 ]; then
  ln -f -s /etc/iscsi/iscsid-mpath.conf /etc/iscsi/iscsid.conf
else
  ln -f -s /etc/iscsi/iscsid-default.conf /etc/iscsi/iscsid.conf
fi
service open-iscsi restart
lines=`ps -ef | grep iscsid | grep -v grep | wc -l`
if [ $lines -eq 0 ]
then
  exit 1
fi
printf "=======> DONE <======\n"