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|
#! /bin/bash
#
# adds static routes which go through device $1
if [ -z "$1" ]; then
echo $"usage: ifup-routes <net-device> [<nickname>]"
exit 1
fi
MATCH='^[[:space:]]*(\#.*)?$'
handle_file () {
. $1
routenum=0
while [ "x$(eval echo '$'ADDRESS$routenum)x" != "xx" ]; do
eval $(ipcalc -p $(eval echo '$'ADDRESS$routenum) $(eval echo '$'NETMASK$routenum))
line="$(eval echo '$'ADDRESS$routenum)/$PREFIX"
if [ "x$(eval echo '$'GATEWAY$routenum)x" != "xx" ]; then
line="$line via $(eval echo '$'GATEWAY$routenum)"
fi
line="$line dev $2"
/sbin/ip route add $line
routenum=$(($routenum+1))
done
}
handle_ip_file() {
local f t type= file=$1 proto="-4"
f=${file##*/}
t=${f%%-*}
type=${t%%6}
if [ "$type" != "$t" ]; then
proto="-6"
fi
{ cat "$file" ; echo ; } | while read line; do
if [[ ! "$line" =~ $MATCH ]]; then
/sbin/ip $proto $type add $line
fi
done
}
FILES="/etc/sysconfig/network-scripts/route-$1 /etc/sysconfig/network-scripts/route6-$1"
if [ -n "$2" -a "$2" != "$1" ]; then
FILES="$FILES /etc/sysconfig/network-scripts/route-$2 /etc/sysconfig/network-scripts/route6-$2"
fi
for file in $FILES; do
if [ -f "$file" ]; then
if grep -Eq '^[[:space:]]*ADDRESS[0-9]+=' $file ; then
# new format
handle_file $file ${1%:*}
else
# older format
handle_ip_file $file
fi
fi
done
# Red Hat network configuration format
NICK=${2:-$1}
CONFIG="/etc/sysconfig/network-scripts/$NICK.route"
[ -f $CONFIG ] && handle_file $CONFIG $1
# Routing rules
FILES="/etc/sysconfig/network-scripts/rule-$1 /etc/sysconfig/network-scripts/rule6-$1"
if [ -n "$2" -a "$2" != "$1" ]; then
FILES="$FILES /etc/sysconfig/network-scripts/rule-$2 /etc/sysconfig/network-scripts/rule6-$2"
fi
for file in $FILES; do
if [ -f "$file" ]; then
handle_ip_file $file
fi
done
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