# IBM_PROLOG_BEGIN_TAG 
# This is an automatically generated prolog. 
#  
# websm720 src/sysmgt/cfgassist/com/ibm/cfgassist/apps/wsmconfig/setup_dhcp.sh 1.1 
#  
# Licensed Materials - Property of IBM 
#  
# Restricted Materials of IBM 
#  
# COPYRIGHT International Business Machines Corp. 2011 
# 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 
RC=0
STATE="NONE"
OUTPUT=""
LCURLY="{"
RCURLY="}"

for i in $* 
do
	case "$STATE" in
		"NONE")
			if [ "$i" = "interface" ]
			then
				STATE="interface"
			elif [ "$i" = "when" ]
			then
				STATE="when"
			elif [ "$i" = ":option" ]
			then
				STATE="option"
			fi ;;
		
		"when")
			WHEN=$i
			STATE="NONE" ;;
		
		"interface")
			INTERFACE=$i
			if [ "$OUTPUT" = "" ]
			then
				OUTPUT="interface $i\n$LCURLY"
			else
				OUTPUT=$OUTPUT"\ninterface $i\n$LCURLY"
			fi
			STATE="NONE" ;;
		
		"option")
			NUM=$i
			STRING=""
			STATE="optionnum" ;;
		
		"optionnum")
			if [ "$i" = ":option" ]
			then
				STATE="option"
				if [ "$NUM" = "12" ] || [ "$NUM" = "14" ] || 
				   [ "$NUM" = "15" ] || [ "$NUM" = "17" ] || 
				   [ "$NUM" = "18" ] || [ "$NUM" = "40" ] || 
				   [ "$NUM" = "43" ] || [ "$NUM" = "47" ] || 
				   [ "$NUM" = "53" ] || [ "$NUM" = "56" ]
				then
					if [ "$OUTPUT" = "" ]
					then
				OUTPUT="	option $NUM \"$STRING\""
					else
				OUTPUT=$OUTPUT"\n	option $NUM \"$STRING\""
					fi
				else
					if [ "$OUTPUT" = "" ]
					then
				OUTPUT="	option $NUM $STRING"
					else
				OUTPUT=$OUTPUT"\n	option $NUM $STRING"
					fi
				fi
			else
				if [ "$STRING" = "" ]
				then
					STRING=$i
				else
					STRING=$STRING" "$i
				fi
			fi ;;
	esac 
done

if [ "$STATE" = "optionnum" ]
then
	if [ "$NUM" = "12" ] || [ "$NUM" = "14" ] || 
	   [ "$NUM" = "15" ] || [ "$NUM" = "17" ] || 
	   [ "$NUM" = "18" ] || [ "$NUM" = "40" ] || 
	   [ "$NUM" = "43" ] || [ "$NUM" = "47" ] || 
	   [ "$NUM" = "53" ] || [ "$NUM" = "56" ]
	then
		if [ "$OUTPUT" = "" ]
		then
			OUTPUT="	option $NUM \"$STRING\""
		else
			OUTPUT=$OUTPUT"\n	option $NUM \"$STRING\""
		fi
	else
		if [ "$OUTPUT" = "" ]
		then
			OUTPUT="	option $NUM $STRING"
		else
			OUTPUT=$OUTPUT"\n	option $NUM $STRING"
		fi
	fi
fi

if [ "$OUTPUT" = "" ]
then
	continue
else
	OUTPUT=$OUTPUT"\n$RCURLY\n"
fi

# Remove interface

EAT="0"

rm -rf /tmp/dhcpcd.ini.$$

exec 3< /etc/dhcpcd.ini
while read -u3 -r line
do

if [ "$EAT" = "0" ] && [ "${line#interface }" != "$line" ]
then
	HERE=${line#*interface }
	WORKINGIF=${HERE%%( )+([a-zA-Z0-9 \t])*}
fi

if [ "$EAT" != 0 ] || 
   ([ "$WORKINGIF" != "" ] && 
    ([ "$INTERFACE" = "$WORKINGIF" ] || [ "$INTERFACE" = "any" ] ||
     ([ "$INTERFACE" != "any" ] && [ "$WORKINGIF" = "any" ])))
then
	if [ "$EAT" = "0" ]
	then
		EAT="1"
	elif [ "$EAT" = "1" ]
	then
		if [ "$line" = "{" ]
		then
			EAT="2"
		else
			EAT="0"
			WORKINGIF=""
			echo $line >> /tmp/dhcpcd.ini.$$
		fi
	elif [ "$EAT" = "2" ]
	then
		if [ "$line" = "}" ]
		then
			EAT="0"
			WORKINGIF=""
		fi
	fi
else
	echo $line >> /tmp/dhcpcd.ini.$$
fi

done
exec 3<&-

mv /etc/dhcpcd.ini /etc/dhcpcd.ini.bak
mv /tmp/dhcpcd.ini.$$ /etc/dhcpcd.ini


# Add interface back


echo $OUTPUT >> /etc/dhcpcd.ini

if [ "$WHEN" = "1" ]
then
	echo $WHEN > /dev/null
elif [ "$WHEN" = "2" ]
then
	startsrc -s dhcpcd
        RC=$?
else
	if [ "$WHEN" = "3" ]
	then
		/usr/sbin/chrctcp -a dhcpcd
        	RC=$?
	else
		/usr/sbin/chrctcp -S -a dhcpcd
        	RC=$?
	fi

	#  Change USE_DHCP=0 to USE_DHCP=1 in /etc/rc.net
	cp /etc/rc.net /tmp/rc.net.$$
	sed "s/USE_DHCP=\"0\"/USE_DHCP=\"1\"/" /tmp/rc.net.$$ > /etc/rc.net
	chmod 550 /etc/rc.net
	rm -f /tmp/rc.net.$$
	#  Change USE_DHCP=0 to USE_DHCP=1 in /etc/rc.bsdnet
	cp /etc/rc.bsdnet /tmp/rc.bsdnet.$$
	sed "s/USE_DHCP=\"0\"/USE_DHCP=\"1\"/" /tmp/rc.bsdnet.$$ > /etc/rc.bsdnet
	chmod 550 /etc/rc.bsdnet
	rm -f /tmp/rc.bsdnet.$$
fi
return $RC