#! /bin/sh
#
-# Copyright (C) 2011 Nicira Networks, Inc.
+# 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.
# 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/bin/ovsdb-server) || exit 0
+(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
-ovs_ctl=/usr/share/openvswitch/scripts/ovs-ctl
+network_interfaces () {
+ INTERFACES="/etc/network/interfaces"
+ [ -e "${INTERFACES}" ] || return
+ bridges=`awk '{ if ($1 == "allow-ovs") { print $2; } }' "${INTERFACES}"`
+ [ -n "${bridges}" ] && $1 --allow=ovs ${bridges}
+}
+
+load_kmod () {
+ ovs_ctl load-kmod || exit $?
+}
start () {
- set $ovs_ctl ${1-start} --system-id=random
+ if ovs_ctl load-kmod; then
+ :
+ else
+ echo "Module has probably not been built for this kernel."
+ if ! test -d /usr/share/doc/openvswitch-datapath-source; then
+ echo "Install the openvswitch-datapath-source package, then read"
+ else
+ echo "For instructions, read"
+ fi
+ echo "/usr/share/doc/openvswitch-datapath-source/README.Debian"
+
+ if test X"$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 $?
-
- $ovs_ctl --protocol=gre enable-protocol
+ [ "$2" = "start" ] && network_interfaces ifup
}
stop () {
- $ovs_ctl stop
+ network_interfaces ifdown
+ ovs_ctl stop
+}
+
+restart () {
+ # OVS_FORCE_RELOAD_KMOD can be set by package postinst script.
+ if [ "$1" = "--save-flows=yes" ] || \
+ [ "${OVS_FORCE_RELOAD_KMOD}" = "no" ]; then
+ start restart
+ elif [ "${OVS_FORCE_RELOAD_KMOD}" = "yes" ]; then
+ depmod -a
+
+ if [ -e /sys/module/openvswitch ]; then
+ LOADED_SRCVERSION=`cat /sys/module/openvswitch/srcversion`
+ LOADED_VERSION=`cat /sys/module/openvswitch/version`
+ elif [ -e /sys/module/openvswitch_mod ]; then
+ LOADED_SRCVERSION=`cat /sys/module/openvswitch_mod/srcversion`
+ LOADED_VERSION=`cat /sys/module/openvswitch_mod/version`
+ fi
+ SRCVERSION=`modinfo -F srcversion openvswitch 2>/dev/null`
+ VERSION=`modinfo -F version openvswitch 2>/dev/null`
+
+ ovs_ctl_log "Package upgrading:\n"\
+ "Loaded version: ${LOADED_VERSION} ${LOADED_SRCVERSION}.\n"\
+ "Version on disk: ${VERSION} ${SRCVERSION}."
+
+ # If the kernel module was previously loaded and it is different than
+ # the kernel module on disk, then do a 'force-reload-kmod'.
+ if [ -n "${LOADED_SRCVERSION}" ] && [ -n "${SRCVERSION}" ] && \
+ [ "${SRCVERSION}" != "${LOADED_SRCVERSION}" ]; then
+ start force-reload-kmod
+ else
+ start restart
+ fi
+ else
+ stop
+ start
+ fi
}
case $1 in
# The OVS daemons keep up-to-date.
;;
restart)
- stop
- start
+ shift
+ restart "$@"
;;
status)
- $ovs_ctl 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}" >&2
+ echo "Usage: $0 {start|stop|restart|force-reload|status|force-stop|force-reload-kmod|load-kmod}" >&2
exit 1
;;
esac