uesp-addexportsentry

#!/bin/sh
#
# <LocalPath>   <Address1>(rw)  <Address2>(rw) ...
# $1 = Local Path
# $2 = IP Address to add
#

LOCALPATH="$1"
IPADDRESS="$2"
EXPORTS="/etc/exports"

if [ -z "$1" ] || [ -z "$2" ]
then
	echo "     ERROR: Missing parameter in call to uesp-addexportsentry(LocalPath, IPAddress)!"
	exit -1
fi

RESULT=`egrep -i "^[ ^I]*$LOCALPATH[ ^I]+.*" "$EXPORTS"`

if [ ! -z "$RESULT" ]
then
	COUNT=`echo "$RESULT" | grep -c " $IPADDRESS("`

	if [ $COUNT -gt 0 ]
	then
		echo "     OK: Entry for '$LOCALPATH  $IPADDRESS' already exists in '$EXPORTS'."
		exit 0
	fi
else

	echo "$LOCALPATH   " >> "$EXPORTS"
	
	if [ $? != 0 ]
	then
		echo "     ERROR: Failed to add entry for '$LOCALPATH' to '$EXPORTS'!"
		exit -1
	fi
fi

sed -i "s:^\([ ^I]*$LOCALPATH[ ^I]*.*\)$:\1   $IPADDRESS(rw,sync,no_root_squash,no_all_squash):i" "$EXPORTS"

if [ $? != 0 ]
then
	echo "     ERROR: Failed to add '$IPADDRESS' to entry for '$LOCALPATH' in '$EXPORTS'!"
	exit -2
fi

echo "     OK: Added '$IPADDRESS' to entry for '$LOCALPATH' in '$EXPORTS'."
exit 0