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-rw-r--r--recipes/bridge-utils/bridge-utils.inc8
-rw-r--r--recipes/bridge-utils/files/ifupdown.sh245
2 files changed, 252 insertions, 1 deletions
diff --git a/recipes/bridge-utils/bridge-utils.inc b/recipes/bridge-utils/bridge-utils.inc
index ba4d5827d8..a4ccf07558 100644
--- a/recipes/bridge-utils/bridge-utils.inc
+++ b/recipes/bridge-utils/bridge-utils.inc
@@ -5,7 +5,7 @@ LICENSE = "GPL"
DEPENDS = "sysfsutils"
RRECOMMENDS = "kernel-module-bridge"
-SRC_URI = "${SOURCEFORGE_MIRROR}/bridge/bridge-utils-${PV}.tar.gz"
+SRC_URI = "${SOURCEFORGE_MIRROR}/bridge/bridge-utils-${PV}.tar.gz file://ifupdown.sh"
inherit autotools
@@ -13,6 +13,12 @@ EXTRA_OECONF = "--with-linux-headers=${STAGING_INCDIR}"
do_install_append () {
mv ${D}${sbindir}/brctl ${D}${sbindir}/brctl.${PN}
+ install -d ${D}/${datadir}/bridge-utils
+ install -d ${D}/${sysconfdir}/network/if-pre-up.d
+ install -d ${D}/${sysconfdir}/network/if-post-down.d
+ install -m 0755 ${WORKDIR}/ifupdown.sh ${D}/${datadir}/bridge-utils/
+ ln -s ${datadir}/bridge-utils/ifupdown.sh ${D}/${sysconfdir}/network/if-pre-up.d/bridge
+ ln -s ${datadir}/bridge-utils/ifupdown.sh ${D}/${sysconfdir}/network/if-post-down.d/bridge
}
pkg_postinst_${PN} () {
diff --git a/recipes/bridge-utils/files/ifupdown.sh b/recipes/bridge-utils/files/ifupdown.sh
new file mode 100644
index 0000000000..a67ffcc1e3
--- /dev/null
+++ b/recipes/bridge-utils/files/ifupdown.sh
@@ -0,0 +1,245 @@
+#!/bin/sh
+
+# You don't usually need to touch this file at all, the full configuration
+# of the bridge can be done in a standard way on /etc/network/interfaces.
+
+# Have a look at /usr/share/doc/bridge-utils/README.Debian if you want
+# more info about the way on wich a bridge is set up on Debian.
+
+if [ ! -x /usr/sbin/brctl ]
+then
+ exit 0
+fi
+
+case "$IF_BRIDGE_PORTS" in
+ "")
+ exit 0
+ ;;
+ none)
+ INTERFACES=""
+ ;;
+ *)
+ INTERFACES="$IF_BRIDGE_PORTS"
+ ;;
+esac
+
+# Previous work (create the interface)
+if [ "$MODE" = "start" ] ; then
+ brctl addbr $IFACE || exit 1
+# Wait for the ports to become available
+ if [ "$IF_BRIDGE_WAITPORT" ]
+ then
+ set x $IF_BRIDGE_WAITPORT &&
+ shift &&
+ WAIT="$1" &&
+ shift &&
+ WAITPORT="$@" &&
+ if [ -z "$WAITPORT" ];then WAITPORT="$IF_BRIDGE_PORTS";fi &&
+ STARTTIME=$(date +%s) &&
+ NOTFOUND="true" &&
+ /bin/echo -e "\nWaiting for a max of $WAIT seconds for $WAITPORT to become available." &&
+ while [ "$(($(date +%s)-$STARTTIME))" -le "$WAIT" ] && [ -n "$NOTFOUND" ]
+ do
+ NOTFOUND=""
+ for i in $WAITPORT
+ do
+ if ! grep -q "^[\ ]*$i:.*$" /proc/net/dev;then NOTFOUND="true";fi
+ done
+ if [ -n "$NOTFOUND" ];then sleep 1;fi
+ done
+ fi
+# Previous work (stop the interface)
+elif [ "$MODE" = "stop" ]; then
+ ifconfig $IFACE down || exit 1
+fi
+
+all_interfaces= &&
+unset all_interfaces &&
+set x $INTERFACES &&
+shift &&
+while [ x"${1+set}" = xset ]
+do
+ # For compatibility: the `all' option.
+ case $1 in
+ all)
+ shift &&
+ set regex eth.\* noregex "$@"
+ ;;
+ esac
+
+ # Primitive state machine...
+ case $1-`uname -s` in
+ regex-Linux)
+ all_interfaces=`sed -n 's%^[\ ]*\([^:]*\):.*$%\1%p' < /proc/net/dev`
+ shift
+ ;;
+ regex-*)
+ echo -n "$0 needs to be ported for your `uname -s` system. " >&2
+ echo "Trying to continue nevertheless." >&2
+ shift
+ ;;
+ noregex-*)
+ all_interfaces=
+ unset all_interfaces
+ shift
+ ;;
+ esac
+
+ case ${all_interfaces+regex}-${1+set} in
+ regex-set)
+ # The following interface specification are to be parsed as regular
+ # expressions against all interfaces the system provides.
+ i=`egrep "^$1$" << EOAI
+$all_interfaces
+EOAI
+`
+ shift
+ ;;
+ *-set)
+ # Literal interfaces.
+ i=$1
+ shift
+ ;;
+ *)
+ # No interface specification is following.
+ i=
+ ;;
+ esac
+
+ for port in $i
+ do
+ # We attach and configure each port of the bridge
+ if [ "$MODE" = "start" ] ; then
+ if [ -x /etc/network/if-pre-up.d/vlan ]; then
+ env IFACE=$port /etc/network/if-pre-up.d/vlan
+ fi
+ if [ "$IF_BRIDGE_HW" ]
+ then
+ ifconfig $port down; ifconfig $port hw ether $IF_BRIDGE_HW
+ fi
+ brctl addif $IFACE $port && ifconfig $port 0.0.0.0 up
+ # We detach each port of the bridge
+ elif [ "$MODE" = "stop" ]; then
+ ifconfig $port down && brctl delif $IFACE $port && \
+ if [ -x /etc/network/if-post-down.d/vlan ]; then
+ env IFACE=$port /etc/network/if-post-down.d/vlan
+ fi
+ fi
+ done
+done
+
+# We finish setting up the bridge
+if [ "$MODE" = "start" ] ; then
+
+ if [ "$IF_BRIDGE_AGEING" ]
+ then
+ brctl setageing $IFACE $IF_BRIDGE_AGEING
+ fi
+
+ if [ "$IF_BRIDGE_BRIDGEPRIO" ]
+ then
+ brctl setbridgeprio $IFACE $IF_BRIDGE_BRIDGEPRIO
+ fi
+
+ if [ "$IF_BRIDGE_FD" ]
+ then
+ brctl setfd $IFACE $IF_BRIDGE_FD
+ fi
+
+ if [ "$IF_BRIDGE_GCINT" ]
+ then
+ brctl setgcint $IFACE $IF_BRIDGE_GCINT
+ fi
+
+ if [ "$IF_BRIDGE_HELLO" ]
+ then
+ brctl sethello $IFACE $IF_BRIDGE_HELLO
+ fi
+
+ if [ "$IF_BRIDGE_MAXAGE" ]
+ then
+ brctl setmaxage $IFACE $IF_BRIDGE_MAXAGE
+ fi
+
+ if [ "$IF_BRIDGE_PATHCOST" ]
+ then
+ brctl setpathcost $IFACE $IF_BRIDGE_PATHCOST
+ fi
+
+ if [ "$IF_BRIDGE_PORTPRIO" ]
+ then
+ brctl setportprio $IFACE $IF_BRIDGE_PORTPRIO
+ fi
+
+ if [ "$IF_BRIDGE_STP" ]
+ then
+ brctl stp $IFACE $IF_BRIDGE_STP
+ fi
+
+
+ # We activate the bridge
+ ifconfig $IFACE 0.0.0.0 up
+
+
+ # Calculate the maximum time to wait for the bridge to be ready
+ if [ "$IF_BRIDGE_MAXWAIT" ]
+ then
+ MAXWAIT=$IF_BRIDGE_MAXWAIT
+ else
+ MAXWAIT=$(brctl showstp $IFACE|sed -n 's/^.*forward delay[ \t]*\(.*\)\..*bridge forward delay[ \t]*\(.*\)\..*$/\1 \2/p')
+ if [ "$MAXWAIT" ]
+ then
+ if [ ${MAXWAIT% *} -gt ${MAXWAIT#* } ]
+ then
+ MAXWAIT=$((2*(${MAXWAIT% *}+1)))
+ else
+ MAXWAIT=$((2*(${MAXWAIT#* }+1)))
+ fi
+ else
+ if [ "$IF_BRIDGE_FD" ]
+ then
+ MAXWAIT=$((2*(${IF_BRIDGE_FD%.*}+1)))
+ else
+ MAXWAIT=32
+ fi
+ /bin/echo -e "\nWaiting $MAXWAIT seconds for $IFACE to get ready."
+ sleep $MAXWAIT
+ MAXWAIT=0
+ fi
+ fi
+
+ # Wait for the bridge to be ready
+ if [ "$MAXWAIT" != 0 ]
+ then
+ /bin/echo -e "\nWaiting for $IFACE to get ready (MAXWAIT is $MAXWAIT seconds)."
+
+ unset BREADY
+ unset TRANSITIONED
+ COUNT=0
+
+ while [ ! "$BREADY" -a $COUNT -lt $MAXWAIT ]
+ do
+ sleep 1
+ COUNT=$(($COUNT+1))
+ BREADY=true
+ for i in $(brctl showstp $IFACE|sed -n 's/^.*port id.*state[ \t]*\(.*\)$/\1/p')
+ do
+ if [ "$i" = "listening" -o "$i" = "learning" -o "$i" = "forwarding" -o "$i" = "blocking" ]
+ then
+ TRANSITIONED=true
+ fi
+ if [ "$i" != "forwarding" -a "$i" != "blocking" ] && [ ! "$TRANSITIONED" -o "$i" != "disabled" ]
+ then
+ unset BREADY
+ fi
+ done
+ done
+
+ fi
+
+# Finally we destroy the interface
+elif [ "$MODE" = "stop" ]; then
+
+ brctl delbr $IFACE
+
+fi
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-23 14:03:03 +0000