#!/bin/bash
# IBM(c) 2011 EPL license http://www.eclipse.org/legal/epl-v10.html

#-------------------------------------------------------------------------------
#=head1  setroute [add]
#        [add] - The operation to manipulate the route entry. It is optional. 
#            The default is 'replace' if ignoring it.
#        
#=head2  setrout command replaces/adds the routes to the node according to 
#        what is specified in the xCAT tables. 
#        The route name for the node is defined in noderes.routenames.
#        The route itself is defined in the routes table.
#=cut
#-------------------------------------------------------------------------------

if [ -z "$NODEROUTENAMES" ]; then
    echo "No static routes need be configured on this node."
    exit 0
fi

OP="replace"
exit_code=0

if [ -n "$1" ] && [ "$1" = "add" ]; then
    OP="add"
fi

for rn in `echo "$NODEROUTENAMES" | tr "," "\n"`
do
    eval route_string=\$ROUTE_$rn
    if [ -n "$route_string" ]; then
        net=`echo $route_string |cut -d',' -f1`
        mask=`echo $route_string |cut -d',' -f2`
        gw=`echo $route_string |cut -d',' -f3`
        ifname=`echo $route_string |cut -d',' -f4`
        if [ -z "$gw" ]; then
            echo "Error: Failed to configure route $rn as gateway is not configured."
            exit_code=1
            continue  
        fi 
        # remove the suffix /64 from ipv6 net
        if echo $net | grep "/" 2>&1 1>/dev/null
        then
            net=`echo $net | awk -F'/' '{print $1}'`
        fi

        # remove the prefix "/" from ipv6 mask
        if echo $mask | grep "/" 2>&1 1>/dev/null
        then
            mask=`echo $mask | awk -F'/' '{print $2}'`
        fi

        cmd="routeop $OP $net $mask $gw $ifname"
        result=`$cmd 2>&1`
        if [ $? -ne 0 ]; then
            exit_code=1
        fi
        echo $result
    else
        echo "Error: $rn is configured incomplete from xCAT routes table."
        exit_code=1
    fi
done

exit $exit_code
