#!/bin/sh # # Format: # bridge=: # # is a comma-separated list of physical (ethernet) interfaces # bridge without parameters assumes bridge=br0:eth0 # parsebridge() { local v=${1}: set -- while [ -n "$v" ]; do set -- "$@" "${v%%:*}" v=${v#*:} done case $# in 0) bridgename=br0; bridgeslaves=$iface ;; 1) die "bridge= requires two parameters" ;; 2) bridgename=$1; bridgeslaves=$(str_replace "$2" "," " ") ;; *) die "bridge= requires two parameters" ;; esac } # Parse bridge for bridgename and bridgeslaves for bridge in $(getargs bridge=); do unset bridgename unset bridgeslaves iface=eth0 # Read bridge= parameters if they exist if [ "$bridge" != "bridge" ]; then parsebridge $bridge fi # Simple default bridge if [ -z "$bridgename" ]; then bridgename=br0 bridgeslaves=$iface fi echo "bridgename=$bridgename" > /tmp/bridge.${bridgename}.info echo "bridgeslaves=\"$bridgeslaves\"" >> /tmp/bridge.${bridgename}.info done