fwifupdown/files/ifupdown.sh

#!/bin/sh
#
# This file is part of the FreeWRT project. FreeWRT is copyrighted
# material, please see the LICENCE file in the top-level directory
# or at http://www.freewrt.org/licence for details.
#
# Christian Fischer <spaetzle@freewrt.org>
# Thorsten Glaser <tg@freewrt.org>
#

config() {
        [[ $1 = 1 ]]
}

what=${0##*/}
case $what in
ifup)
        ;;
ifdown)
        ;;
*)
        echo "Usage: ifup|ifdown [options]"
        echo "For options see man busybox"
        exit 1
        ;;
esac

. /etc/rc.conf
. /etc/network/mfunctions.sh
redirect="2>&-"

if config $FWIFUPDOWN_DEBUG; then
        set -x
        redirect=
fi
[[ -e /tmp/.booting ]] && redirect="$redirect >/dev/console"

# cleanup ifstate files
rm -rf /tmp/ifupdown/ifstate
mkdir -p /tmp/ifupdown/ifstate

eval IFUPDOWN_ENV= $(grep '^FWIFUPDOWN_' /etc/rc.conf |sed "s/#.*//g") \
    busybox $what $@ $redirect

i=0     # did we print the initialisation message?
j=0     # timeout in seconds
rv=0    # exit status of this script
while sleep 1; do
        if test $j -gt 30; then
                mstate 1
                merr "bridge initialisation timed out"
                rv=1
                break
        fi
        for x in /tmp/ifupdown/ifstate/bridge/*; do
                # any bridges to check?
                test -e "$x" || break 2         # no -> out of both loops
                # print initialisation message, but once only
                test $i = 1 || mprint -n \
                    "Waiting for bridge initialisation to finish"
                i=1
                # check this bridge for its states
                s=ok
                for state in $(brctl showstp ${x##*/} | \
                    fgrep state | sed "s/^.*state//"); do
                        test x"$state" = x"forwarding" && continue
                        # if only one is not forwarding, wait
                        s=no
                        break
                done
                test $s = ok || break   # not ok? wait one second
                rm -f $x                # this bridge done, check next ones
        done
        j=$(expr $j + 1)
done
test $i = 0 || {
        mstate $rv
        minfo "took $j seconds"
}

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