| 1 | #!/bin/sh
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| 2 | #
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| 3 | # This file is part of the FreeWRT project. FreeWRT is copyrighted
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| 4 | # material, please see the LICENCE file in the top-level directory
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| 5 | # or at http://www.freewrt.org/licence for details.
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| 6 | #
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| 7 | # Christian Fischer <spaetzle@freewrt.org>
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| 8 | # Thorsten Glaser <tg@freewrt.org>
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| 9 | #
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| 10 |
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| 11 | config() {
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| 12 | [ x"$1" = x"1" ]
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| 13 | }
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| 14 |
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| 15 | what=${0##*/}
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| 16 | case $what in
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| 17 | ifup)
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| 18 | ;;
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| 19 | ifdown)
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| 20 | ;;
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| 21 | *)
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| 22 | echo "Usage: ifup|ifdown [options]"
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| 23 | echo "For options see man busybox"
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| 24 | exit 1
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| 25 | ;;
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| 26 | esac
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| 27 |
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| 28 | . /etc/rc.conf
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| 29 | . /etc/network/mfunctions.sh
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| 30 | redirect="2>&-"
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| 31 |
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| 32 | if config $FWIFUPDOWN_DEBUG; then
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| 33 | set -x
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| 34 | redirect=
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| 35 | fi
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| 36 | [ -e /tmp/.booting ] && redirect="$redirect >/dev/console"
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| 37 |
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| 38 | # cleanup ifstate files
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| 39 | rm -rf /tmp/ifupdown/ifstate
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| 40 | mkdir -p /tmp/ifupdown/ifstate
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| 41 |
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| 42 | eval IFUPDOWN_ENV= $(grep '^FWIFUPDOWN_' /etc/rc.conf |sed "s/#.*//g") \
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| 43 | busybox $what $@ $redirect
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| 44 |
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| 45 | i=0 # did we print the initialisation message?
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| 46 | j=0 # timeout in seconds
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| 47 | rv=0 # exit status of this script
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| 48 | while sleep 1; do
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| 49 | if test $j -gt 30; then
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| 50 | mstate 1
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| 51 | merr "bridge initialisation timed out"
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| 52 | rv=1
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| 53 | break
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| 54 | fi
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| 55 | for x in /tmp/ifupdown/ifstate/bridge/*; do
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| 56 | # any bridges to check?
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| 57 | test -e "$x" || break 2 # no -> out of both loops
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| 58 | # print initialisation message, but once only
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| 59 | test $i = 1 || mprint -n \
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| 60 | "Waiting for bridge initialisation to finish"
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| 61 | i=1
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| 62 | # check this bridge for its states
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| 63 | s=ok
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| 64 | for state in $(brctl showstp ${x##*/} | \
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| 65 | fgrep state | sed "s/^.*state//"); do
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| 66 | test x"$state" = x"forwarding" && continue
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| 67 | # if only one is not forwarding, wait
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| 68 | s=no
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| 69 | break
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| 70 | done
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| 71 | test $s = ok || break # not ok? wait one second
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| 72 | rm -f $x # this bridge done, check next ones
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| 73 | done
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| 74 | j=$(expr $j + 1)
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| 75 | done
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| 76 | test $i = 0 || {
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| 77 | mstate $rv
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| 78 | minfo "took $j seconds"
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| 79 | }
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| 80 |
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| 81 | # vim:ts=4
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