#!/usr/bin/ksh93
# IBM_PROLOG_BEGIN_TAG 
# This is an automatically generated prolog. 
#  
# 61haes_r714 src/43haes/usr/sbin/cluster/sa/dhcp/sbin/cl_dhcp_start.sh 1.1 
#  
# Licensed Materials - Property of IBM 
#  
# COPYRIGHT International Business Machines Corp. 2010 
# All Rights Reserved 
#  
# US Government Users Restricted Rights - Use, duplication or 
# disclosure restricted by GSA ADP Schedule Contract with IBM Corp. 
#  
# IBM_PROLOG_END_TAG 
# @(#)25	1.1  src/43haes/usr/sbin/cluster/sa/dhcp/sbin/cl_dhcp_start.sh, hacmp, 61haes_r714 11/28/11 15:22:53
###############################################################################
#
# Name:		cl_dhcp_start
#
# Description:	start script to start DHCP daemon (dhcpsd)
#
# Syntax:		cl_dhcp_start
#
# Returns:		0 on SUCCESS
#			1 on FAILURE
#
###############################################################################


###############################################################################
#
# Name:		isRunning
#
# Description:	Check to see if DHCP daemon (dhcpsd) is active.
#
# Arguments:	none
#
# Returns:		0 on RUNNING
#			1 on NOT RUNNING
#
################################################################################
function isRunning
{
	[[ "$VERBOSE_LOGGING" == "high" ]] && set -x
	#
	: DHCP daemon - dhcpsd is active or not
	#
	KLIB_SA_logmsg INFO 3 1 dhcpsa.cat "Verifying to see DHCP server daemon dhcpsd is active."
	
	LC_ALL=C /usr/bin/lssrc -s dhcpsd | /usr/bin/grep -iw active >> $LOG_FILE 2>&1
	if (( $? == 0 )); then
		KLIB_SA_logmsg INFO 3 2 dhcpsa.cat "DHCP server daemon dhcpsd is active"
		return 0
	else
		KLIB_SA_logmsg INFO 3 3 dhcpsa.cat "DHCP server daemon dhcpsd is not active"
		return 1
	fi
}

###############################################################################
#
# Name:		doStart
#
# Description:	Start the DHCP server
#
# Arguments:	none
#
# Returns:		0 on SUCCESS
#			1 on FAILURE
#
################################################################################
function doStart
{
	[[ "$VERBOSE_LOGGING" == "high" ]] && set -x

	#
	: Starting the DHCP server dhcpsd daemon
	#
	/usr/bin/startsrc -s dhcpsd >> $LOG_FILE 2>&1

	#
	: Check the status DHCP server dhcpsd daemon
	#
	isRunning
	(( $? == 0 )) && {
		KLIB_SA_logmsg INFO 3 4 dhcpsa.cat "DHCP server daemon dhcpsd started"
		return 0
	}

	KLIB_SA_logmsg ERROR 3 5 dhcpsa.cat "DHCP server daemon dhcpsd unable to start"

	return 1
		
}

###############################################################################
# Main program procedure.
###############################################################################
PROGNAME=$(basename ${0})
PATH="$($(dirname ${0})/../../../utilities/cl_get_path all)"
PATH=$PATH:/usr/bin:/etc:/usr/sbin:/usr/ucb:/sbin
FPATH_BASE=/usr/es/lib/ksh93
FPATH=$FPATH_BASE/hacmp:$FPATH_BASE/sa:$FPATH_BASE/db2:$FPATH_BASE/aix:$FPATH_BASE/aix/odm
export PATH FPATH

#
: Load the common variables
#
. /usr/es/sbin/cluster/sa/dhcp/sbin/cl_dhcp_common_variables

LOG_FILE=$(clodmget -q name=$KLIB_HACMPLOG_ENTRY -f value -d "=" HACMPlogs)
LOG_FILE=${LOG_FILE//\"/}
LOG_FILE="$LOG_FILE/$KLIB_HACMPLOG_ENTRY"

[[ "$VERBOSE_LOGGING" == "high" ]] && set -x

DEBUG=${DEBUG:-"0"}
VERBOSE=${VERBOSE:-"0"}

echo "######################################################" >> $LOG_FILE
dspmsg -s 3 dhcpsa.cat 6 "# DHCP START LOG" >> $LOG_FILE
echo "######################################################" >> $LOG_FILE

#
: Find out to see DHCP server dhcpsd daemon is active
#
isRunning

(( $? == 1 )) && {
	KLIB_SA_logmsg INFO 3 7 dhcpsa.cat "Starting DHCP server daemon dhcpsd"

	#
	: DHCP server dhcpsd daemon is not active.
	: Make an attempt to start.
	#
	doStart

	exit $?
}

exit 0