- [ -n "$cidrroute" ] && {
- # This defines how many CIDR Routes can be assigned so that we do not enter
- # an endless loop on malformed data
- MAXCIDRROUTES=24;
- while [ ${MAXCIDRROUTES} -gt "0" ]; do
- # Format is
- # $MASK $NW $GW
- # $NW == AAA.BBB.CCC.DDD
- # $GW == EEE.FFF.CCC.DDD
- # $MASK AAA.[BBB].[CCC].[DDD] EEE.FFF.GGG.HHH
- # 1 2 3 4 5 6 7 8 9
- MASK=$(echo $cidrroute | awk '{ print $1 }')
- if [ ${MASK} = "0" ] ; then
- # $MASK EEE.FFF.GGG.HHH
- # 1 2 3 5 6
- NW="0"
- GW=$(echo $cidrroute | awk '{ print $2"."$3"."$4"."$5 }' )
- elif [ ${MASK} -le "8" ] ; then
- # $MASK AAA EEE.FFF.GGG.HHH
- # 1 2 3 5 6 7
- NW=$(echo $cidrroute | awk '{ print $2 }' )
- GW=$(echo $cidrroute | awk '{ print $3"."$4"."$5"."$6 }' )
- elif [ ${MASK} -le "16" ] ; then
- # $MASK AAA.BBB EEE.FFF.GGG.HHH
- # 1 2 3 5 6 7 8
- NW=$(echo $cidrroute | awk '{ print $2"."$3 }' )
- GW=$(echo $cidrroute | awk '{ print $4"."$5"."$6"."$7 }' )
- elif [ ${MASK} -le "24" ] ; then
- # $MASK AAA.BBB.CCC EEE.FFF.GGG.HHH
- # 1 2 3 4 5 6 7 8
- NW=$(echo $cidrroute | awk '{ print $2"."$3"."$4 }' )
- GW=$(echo $cidrroute | awk '{ print $5"."$6"."$7"."$8 }' )
-
- else
- # $MASK AAA.BBB.CCC.DDD EEE.FFF.GGG.HHH
- # 1 2 3 4 5 6 7 8 9
- NW=$(echo $cidrroute | awk '{ print $2"."$3"."$4"."$5 }' )
- GW=$(echo $cidrroute | awk '{ print $6"."$7"."$8"."$9 }' )
- fi
- echo [$ROUTECOUNTER] Route Network: $NW/$MASK Gateway: $GW on $interface
-
- # TODO: Check for malformed data here to eliminate counter workaround
- # Malformed data is: ... or xxx... or xxx.yyy.. or xxx.yyy.zzz.
-
- [ -n "$NW" ] && [ -n "$GW" ] && {
- route add $NW gw $GW dev $interface
- }
-
- # Clear the strings incase they don't get set next time around
- if [ ${NW} = "0" ]; then
- NW=""
- fi
- TMP="$MASK $NW $GW "
- NW=""
- GW=""
-
- # Remove the '.' so that we can delete them from the input with sed
- TMP=$(echo $TMP | sed "s/\./ /g")
-
- # Remove the previous entry from cidrroute
- cidrroute=$(echo $cidrroute | sed "s/$TMP//g")
-
- # Add to counter
- let ROUTECOUNTER=$ROUTECOUNTER+1;
- let MAXCIDRROUTES=$MAXCIDRROUTES-1;
-
- # Leave the loop if cidrroutes is empty (we've parsed everything)
- [ ! -n "$cidrroute" ] && break
-
- done
-
- echo "done."
- }