--- /dev/null
+#! /bin/sh
+
+# Copyright (c) 2011 Nicira Networks, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+if test "X$1" = X--help; then
+ cat <<EOF
+$0: saves the kernel configuration of network interfaces
+usage: $0 NETDEV...
+
+Outputs a shell script on stdout that will restore the current
+kernel configuration of the specified network interfaces, as
+well as the system iptables configuration.
+
+This script is meant as a helper for the Open vSwitch init
+script "force-reload-kmod" command.
+EOF
+ exit 0
+fi
+
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+missing_program () {
+ save_IFS=$IFS
+ IFS=:
+ for dir in $PATH; do
+ IFS=$save_IFS
+ if test -x $dir/$1; then
+ return 1
+ fi
+ done
+ IFS=$save_IFS
+ return 0
+}
+if missing_program ip; then
+ echo "$0: ip not found in $PATH" >&2
+ exit 1
+fi
+
+if test "$#" = 0; then
+ echo "# $0: no parameters given (use \"$0 --help\" for help)"
+fi
+
+devs=$*
+for dev in $devs; do
+ state=`ip link show $dev` || continue
+
+ echo "# $dev"
+ # Link state (Ethernet addresses, up/down, ...)
+ linkcmd=
+ case $state in
+ *"state UP"* | *[,\<]"UP"[,\>]* )
+ linkcmd="$linkcmd up"
+ ;;
+ *"state DOWN"*)
+ linkcmd="$linkcmd down"
+ ;;
+ esac
+ if expr "$state" : '.*\bdynamic\b' > /dev/null; then
+ linkcmd="$linkcmd dynamic"
+ fi
+ if qlen=`expr "$state" : '.*qlen \([0-9]+\)'`; then
+ linkcmd="$linkcmd txqueuelen $qlen"
+ fi
+ if hwaddr=`expr "$state" : '.*link/ether \([^ ]*\)'`; then
+ linkcmd="$linkcmd address $hwaddr"
+ fi
+ if brd=`expr "$state" : '.*brd \([^ ]*\)'`; then
+ linkcmd="$linkcmd broadcast $brd"
+ fi
+ if mtu=`expr "$state" : '.*mtu \([0-9]+\)'`; then
+ linkcmd="$linkcmd mtu $mtu"
+ fi
+ if test -n "$linkcmd"; then
+ echo ip link set $dev down # Required to change hwaddr.
+ echo ip link set $dev $linkcmd
+ fi
+
+ # IP addresses (including IPv6).
+ echo "ip addr flush $dev 2>/dev/null" # Suppresses "Nothing to flush".
+ ip addr show dev $dev | while read addr; do
+ set -- $addr
+
+ # Check and trim family.
+ family=$1
+ shift
+ case $family in
+ inet | inet6) ;;
+ *) continue ;;
+ esac
+
+ # Trim device off the end--"ip" insists on having "dev" precede it.
+ addrcmd=
+ while test $# != 0; do
+ case $1 in
+ dynamic)
+ # Omit kernel-maintained route.
+ continue 2
+ ;;
+ scope)
+ if test "$2" = link; then
+ # Omit route derived from IP address, e.g.
+ # 172.16.0.0/16 derived from 172.16.12.34.
+ continue 2
+ fi
+ ;;
+ "$dev")
+ # Omit because "ip" wants "dev" keyword in front.
+ shift
+ continue
+ ;;
+ esac
+ addrcmd="$addrcmd $1"
+ shift
+ done
+ if test "$1" != "$dev"; then
+ addrcmd="$addrcmd $1"
+ fi
+
+ echo ip -f $family addr add $addrcmd dev $dev
+ done
+
+ # Routes.
+ echo "ip route flush dev $dev proto boot 2>/dev/null" # Suppresses "Nothing to flush".
+ ip route show dev $dev | while read route; do
+ # "proto kernel" routes are installed by the kernel automatically.
+ case $route in
+ *" proto kernel "*) continue ;;
+ esac
+
+ echo "ip route add $route dev $dev"
+ done
+
+ echo
+done
+
+if missing_program iptables-save; then
+ echo "# iptables-save not found in $PATH, not saving iptables state"
+else
+ echo "# global"
+ echo "iptables-restore <<'EOF'"
+ iptables-save
+ echo "EOF"
+fi
+
+exit 0
fi
}
+function internal_interfaces {
+ # Outputs a list of internal interfaces:
+ #
+ # - There is an internal interface for every bridge, whether it has
+ # an Interface record or not and whether the Interface record's
+ # 'type' is properly set.
+ #
+ # - There is an internal interface for each Interface record whose
+ # 'type' is 'internal'.
+ #
+ # But ignore interfaces that don't really exist.
+ for d in `(ovs-vsctl --bare \
+ -- --columns=name find Interface type=internal \
+ -- list-br) | sort -u`
+ do
+ if test -e "/sys/class/net/$d"; then
+ printf "%s " "$d"
+ fi
+ done
+}
+
+function force_reload_kmod {
+ ifaces=$(internal_interfaces)
+ action "Configured internal interfaces: $ifaces" true
+
+ stop
+
+ script=$(mktemp)
+ action "Save interface configuration to $script" true
+ if ! /usr/share/openvswitch/scripts/ovs-save $ifaces > $script; then
+ warning "Failed to save configuration, not replacing kernel module"
+ start
+ exit 1
+ fi
+ chmod +x $script
+
+ action "Destroy datapaths" remove_all_dp
+
+ remove_modules
+
+ start
+
+ action "Restore interface configuration from $script" $script
+}
+
case "$1" in
start)
start
/usr/sbin/ovs-vswitchd -V
/usr/sbin/ovs-brcompatd -V
;;
+ force-reload-kmod)
+ force_reload_kmod
+ ;;
help)
printf "openvswitch [start|stop|restart|reload|force-reload|status|version]\n"
;;
# Spec file for Open vSwitch.
-# Copyright (C) 2009, 2010 Nicira Networks, Inc.
+# Copyright (C) 2009, 2010, 2011 Nicira Networks, Inc.
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
$RPM_BUILD_ROOT/usr/share/openvswitch/scripts/brctl
install -m 755 xenserver/usr_share_openvswitch_scripts_sysconfig.template \
$RPM_BUILD_ROOT/usr/share/openvswitch/scripts/sysconfig.template
+install -m 755 utilities/ovs-save \
+ $RPM_BUILD_ROOT/usr/share/openvswitch/scripts/ovs-save
install -d -m 755 $RPM_BUILD_ROOT/usr/lib/xsconsole/plugins-base
install -m 644 \
xenserver/usr_lib_xsconsole_plugins-base_XSFeatureVSwitch.py \
/usr/share/openvswitch/scripts/xen-bugtool
/usr/share/openvswitch/scripts/brctl
/usr/share/openvswitch/scripts/sysconfig.template
+/usr/share/openvswitch/scripts/ovs-save
/usr/share/openvswitch/vswitch.ovsschema
/usr/sbin/ovs-brcompatd
/usr/sbin/ovs-vswitchd
projects / openvswitch / commitdiff