#! /bin/sh
#
-# /etc/init.d/openvswitch-switch
+# Copyright (C) 2011, 2012 Nicira, Inc.
#
-# Written by Miquel van Smoorenburg <miquels@cistron.nl>.
-# Modified for Debian by Ian Murdock <imurdock@gnu.ai.mit.edu>.
-# Further changes by Javier Fernandez-Sanguino <jfs@debian.org>
-# Modified for openvswitch-switch.
+# 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:
#
-# Version: @(#)skeleton 1.9 26-Feb-2001 miquels@cistron.nl
+# 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:
+# 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
-PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
-ovs_vswitchd=/usr/sbin/ovs-vswitchd
-ovsdb_server=/usr/bin/ovsdb-server
-
-(test -x $ovsdb_server && test -x $ovs_vswitchd) || exit 0
+(test -x /usr/sbin/ovs-vswitchd && test -x /usr/sbin/ovsdb-server) || exit 0
-DODTIME=1 # Time to wait for the server to die, in seconds
- # If this value is set too low you might not
- # let some servers to die gracefully and
- # 'restart' will not work
+. /usr/share/openvswitch/scripts/ovs-lib
+test -e /etc/default/openvswitch-switch && . /etc/default/openvswitch-switch
-# Include ovs-openflowd defaults if available
-unset OVSDB_SERVER_OPTS
-unset OVS_VSWITCHD_OPTS
-unset CORE_LIMIT
-default=/etc/default/openvswitch-switch
-if [ -f $default ] ; then
- . $default
+if test X"$BRCOMPAT" = Xyes && test ! -x /usr/sbin/ovs-brcompatd; then
+ BRCOMPAT=no
+ log_warning_msg "ovs-brcompatd missing, disabling bridge compatibility"
fi
-set -e
-
-# running_pid pid name
-#
-# Check if 'pid' is a process named 'name'
-running_pid()
-{
- local pid=$1 name=$2
- [ -z "$pid" ] && return 1
- [ ! -d /proc/$pid ] && return 1
- cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
- # Is this the expected child?
- case $cmd in
- $name|*/$name)
- return 0
- ;;
- *)
- return 1
- ;;
- esac
-}
-
-# running name
-#
-# Checks for a running process named 'name' by looking for a pidfile
-# named /var/run/${name}.pid
-running()
-{
- local name=$1
- local pidfile=/var/run/${name}.pid
-
- # No pidfile, probably no daemon present
- [ ! -f "$pidfile" ] && return 1
-
- # Obtain the pid and check it against the binary name
- pid=`cat $pidfile`
- running_pid $pid $name || return 1
- return 0
-}
-
-# force_stop name
-#
-# Checks for a running process named 'name', by looking for a pidfile
-# named /var/run/${name}.pid, and then kills it and waits for it to
-# die.
-force_stop() {
- local name=$1
- local pidfile=/var/run/${name}.pid
-
- [ ! -f "$pidfile" ] && return
- if running $name; then
- kill $pid
- [ -n "$DODTIME" ] && sleep "$DODTIME"s
- if running $name; then
- kill -KILL $pid
- [ -n "$DODTIME" ] && sleep "$DODTIME"s
- if running $name; then
- echo "Cannot kill $name (pid=$pid)!"
- exit 1
- fi
- fi
+ovs_ctl () {
+ set /usr/share/openvswitch/scripts/ovs-ctl "$@"
+ if test X"$BRCOMPAT" = Xyes; then
+ set "$@" --brcompat
fi
- rm -f $pidfile
- return 0
+ "$@"
}
-must_succeed() {
- echo -n "$1: "
- shift
- if "$@"; then
- echo "success."
- else
- echo " ERROR."
- exit 1
- fi
+load_kmod () {
+ ovs_ctl load-kmod || exit $?
}
-check_op() {
- echo -n "$1: "
- shift
- if "$@"; then
- echo "success."
+start () {
+ if ovs_ctl load-kmod; then
+ :
else
- echo " ERROR."
- fi
-}
-
-# is_module_loaded module
-#
-# Returns 0 if 'module' is loaded, 1 otherwise.
-
-is_module_loaded() {
- local module=$1
- grep -q "^$module " /proc/modules
-}
-
-# load_module module
-#
-# Loads 'module' into the running kernel, if it is not already loaded.
-load_module() {
- local module=$1
- echo -n "Loading $module: "
- if is_module_loaded $module; then
- echo "already loaded, nothing to do."
- elif modprobe $module; then
- echo "success."
- else
- echo "ERROR."
- echo "$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"
- echo "/usr/share/doc/openvswitch-datapath-source/README.Debian"
- 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"
- echo "/usr/share/doc/openvswitch-datapath-source/README.Debian"
- fi
- exit 1
+ 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
-}
-
-# unload_module module
-#
-# Unloads 'module' from the running kernel, if it is loaded.
-unload_module() {
- local module=$1
- echo -n "Unloading $module: "
- if is_module_loaded $module; then
- if rmmod $module; then
- echo "success."
- else
- echo "ERROR."
- exit 1
- fi
- else
- echo "not loaded, nothing to do."
+ 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
}
-unload_modules() {
- if is_module_loaded openvswitch_mod; then
- for dp in $(ovs-dpctl dump-dps); do
- echo -n "Deleting datapath $dp: "
- if ovs-dpctl del-dp $dp; then
- echo "success."
- else
- echo "ERROR."
- fi
- done
- fi
- unload_module openvswitch_mod
- unload_module ip_gre_mod
+stop () {
+ ovs_ctl stop
}
-case "$1" in
+case $1 in
start)
- load_module openvswitch_mod
- unload_module ip_gre
- load_module ip_gre_mod
-
- if test -n "$CORE_LIMIT"; then
- check_op "Setting core limit to $CORE_LIMIT" ulimit -c "$CORE_LIMIT"
- fi
-
- # Create an empty configuration database if it doesn't exist.
- if test ! -e /etc/openvswitch-switch/conf; then
- # Create configuration database.
- ovsdb-tool -vANY:console:emer \
- create /etc/openvswitch-switch/conf \
- /usr/share/openvswitch/vswitch-idl.ovsschema
- fi
-
- # Start ovsdb-server.
- set --
- set -- "$@" --verbose=ANY:console:emer --verbose=ANY:syslog:err
- set -- "$@" --log-file
- set -- "$@" --detach --pidfile
- set -- "$@" --remote punix:/var/run/ovsdb-server
- set -- "$@" /etc/openvswitch-switch/conf
- set -- "$@" $OVSDB_SERVER_OPTS
- echo -n "Starting ovsdb-server: "
- start-stop-daemon --start --quiet --pidfile /var/run/ovsdb-server.pid \
- --exec $ovsdb_server -- "$@"
- if running ovsdb-server; then
- echo "ovsdb-server."
- else
- echo " ERROR."
- fi
-
- ovs-vsctl --no-wait init
-
- # Start ovs-vswitchd.
- set --
- set -- "$@" --verbose=ANY:console:emer --verbose=ANY:syslog:err
- set -- "$@" --log-file
- set -- "$@" --detach --pidfile
- set -- "$@" unix:/var/run/ovsdb-server
- set -- "$@" $OVS_VSWITCHD_OPTS
- echo -n "Starting ovs-vswitchd: "
- start-stop-daemon --start --quiet --pidfile /var/run/ovs-vswitchd.pid \
- --exec $ovs_vswitchd -- "$@"
- if running ovs-vswitchd; then
- echo "ovs-vswitchd."
- else
- echo " ERROR."
- fi
- ;;
- stop)
- echo -n "Stopping ovs-vswitchd: "
- start-stop-daemon --stop --quiet --oknodo \
- --pidfile /var/run/ovs-vswitchd.pid \
- --exec $ovs_vswitchd
- echo "ovs-vswitchd."
-
- echo -n "Stopping ovsdb-server: "
- start-stop-daemon --stop --quiet --oknodo \
- --pidfile /var/run/ovsdb-server.pid \
- --exec $ovsdb_server
- echo "ovsdb-server."
+ start
;;
- force-stop)
- echo -n "Forcefully stopping ovs-vswitchd: "
- force_stop ovs-vswitchd
- if ! running ovs-vswitchd; then
- echo "ovs-vswitchd."
- else
- echo " ERROR."
- fi
-
- echo -n "Forcefully stopping ovsdb-server: "
- force_stop ovsdb-server
- if ! running ovsdb-server; then
- echo "ovsdb-server."
- else
- echo " ERROR."
- fi
- ;;
- unload)
- unload_modules
- ;;
- reload)
+ stop | force-stop)
+ stop
+ ;;
+ reload | force-reload)
+ # The OVS daemons keep up-to-date.
;;
- force-reload)
- # Nothing to do, since ovs-vswitchd automatically reloads
- # whenever its configuration changes, and ovsdb-server doesn't
- # have anything to reload.
- ;;
restart)
- $0 stop || true
- $0 start
- ;;
+ stop
+ start
+ ;;
status)
- for daemon in ovs-vswitchd ovsdb-server; do
- echo -n "$daemon is "
- if running $daemon; then
- echo "running"
- else
- echo " not running."
- exit 1
- fi
- done
+ ovs_ctl status
+ exit $?
+ ;;
+ force-reload-kmod)
+ start force-reload-kmod
+ ;;
+ load-kmod)
+ load_kmod
;;
*)
- N=/etc/init.d/$NAME
- echo "Usage: $N {start|stop|restart|force-reload|status|force-stop|unload}" >&2
- exit 1
- ;;
+ echo "Usage: $0 {start|stop|restart|force-reload|status|force-stop|force-reload-kmod|load-kmod}" >&2
+ exit 1
+ ;;
esac
exit 0