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openvswitch/debian/openvswitch-switch.init
Gurucharan Shetty 1d63efc45b debian: Integrate interfaces config with OVS startup script.
Currently, there is an option to use the /etc/network/interfaces
file to configure Open vSwitch bridges and ports. To create and
destroy bridges, one has to manually run the following commands.

ifup --allow=ovs $list_of_bridges
ifdown --allow=ovs $list_of_bridges

This commit will automatically run the above two commands when
the system boots up and shuts down respectively through the
OVS startup script.

Signed-off-by: Gurucharan Shetty <gshetty@nicira.com>
2012-12-27 09:53:20 -08:00

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#! /bin/sh
#
# Copyright (C) 2011, 2012 Nicira, 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.
#
### BEGIN INIT INFO
# Provides: openvswitch-switch
# Required-Start: $network $named $remote_fs $syslog
# Required-Stop: $remote_fs
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Open vSwitch switch
# Description: openvswitch-switch provides the userspace components and utilities for
# the Open vSwitch kernel-based switch.
### END INIT INFO
(test -x /usr/sbin/ovs-vswitchd && test -x /usr/sbin/ovsdb-server) || exit 0
. /usr/share/openvswitch/scripts/ovs-lib
test -e /etc/default/openvswitch-switch && . /etc/default/openvswitch-switch
if test X"$BRCOMPAT" = Xyes && test ! -x /usr/sbin/ovs-brcompatd; then
BRCOMPAT=no
log_warning_msg "ovs-brcompatd missing, disabling bridge compatibility"
fi
network_interfaces () {
INTERFACES="/etc/network/interfaces"
[ -e "${INTERFACES}" ] || return
bridges=`awk '{ if ($1 == "allow-ovs") { print $2; } }' "${INTERFACES}"`
[ -n "${bridges}" ] && $1 --allow=ovs ${bridges}
}
ovs_ctl () {
set /usr/share/openvswitch/scripts/ovs-ctl "$@"
if test X"$BRCOMPAT" = Xyes; then
set "$@" --brcompat
fi
"$@"
}
load_kmod () {
ovs_ctl load-kmod || exit $?
}
start () {
if ovs_ctl load-kmod; then
:
else
echo "Module has probably not been built for this kernel."
if ! test -d /usr/share/doc/openvswitch-datapath-source; then
echo "Install the openvswitch-datapath-source package, then read"
else
echo "For instructions, read"
fi
echo "/usr/share/doc/openvswitch-datapath-source/README.Debian"
if test X"$OVS_MISSING_KMOD_OK" = Xyes; then
# We're being invoked by the package postinst. Do not
# fail package installation just because the kernel module
# is not available.
exit 0
fi
fi
set ovs_ctl ${1-start} --system-id=random
if test X"$FORCE_COREFILES" != X; then
set "$@" --force-corefiles="$FORCE_COREFILES"
fi
set "$@" $OVS_CTL_OPTS
"$@" || exit $?
[ "$2" = "start" ] && network_interfaces ifup
}
stop () {
network_interfaces ifdown
ovs_ctl stop
}
restart () {
# OVS_RESTART_SAVE_FLOWS can be set by package postinst script.
if [ "$OVS_RESTART_SAVE_FLOWS" = "yes" ] || \
[ "$1" = "--save-flows=yes" ]; then
start restart
else
stop
start
fi
}
case $1 in
start)
start
;;
stop | force-stop)
stop
;;
reload | force-reload)
# The OVS daemons keep up-to-date.
;;
restart)
shift
restart "$@"
;;
status)
ovs_ctl status
exit $?
;;
force-reload-kmod)
start force-reload-kmod
;;
load-kmod)
load_kmod
;;
*)
echo "Usage: $0 {start|stop|restart|force-reload|status|force-stop|force-reload-kmod|load-kmod}" >&2
exit 1
;;
esac
exit 0