5 # chkconfig: 2345 09 91
6 # description: Manage Open vSwitch kernel modules and user-space daemons
8 # Copyright (C) 2009, 2010 Nicira Networks, Inc.
10 # Licensed under the Apache License, Version 2.0 (the "License");
11 # you may not use this file except in compliance with the License.
12 # You may obtain a copy of the License at:
14 # http://www.apache.org/licenses/LICENSE-2.0
16 # Unless required by applicable law or agreed to in writing, software
17 # distributed under the License is distributed on an "AS IS" BASIS,
18 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 # See the License for the specific language governing permissions and
20 # limitations under the License.
22 . /etc/init.d/functions
24 . /etc/xensource-inventory
25 test -e /etc/sysconfig/openvswitch && . /etc/sysconfig/openvswitch
27 NETWORK_MODE=$(cat /etc/xensource/network.conf)
28 if test "$NETWORK_MODE" = bridge; then
29 echo "Open vSwitch disabled (/etc/xensource/network.conf is 'bridge')" >&2
33 # General config variables in /etc/sysconfig/openvswitch
34 if test "$PRODUCT_VERSION" = "5.5.0"; then
35 # XenServer 5.5.0 needs ovs-brcompatd and /proc/net simulation.
36 : ${ENABLE_BRCOMPAT:=y}
37 : ${ENABLE_FAKE_PROC_NET:=y}
39 # Later versions don't need them.
40 : ${ENABLE_BRCOMPAT:=n}
41 : ${ENABLE_FAKE_PROC_NET:=n}
43 : ${ENABLE_MONITOR:=y}
44 : ${FORCE_COREFILES:=y}
46 # Config variables specific to ovsdb-server
47 : ${OVSDB_SERVER_REMOTES:=punix:/var/run/openvswitch/db.sock db:Open_vSwitch,managers}
48 : ${OVSDB_SERVER_DB:=/etc/openvswitch/conf.db}
49 : ${OVSDB_SERVER_PIDFILE:=/var/run/openvswitch/ovsdb-server.pid}
50 : ${OVSDB_SERVER_RUN_DIR:=/var/xen/openvswitch}
51 : ${OVSDB_SERVER_PRIORITY:=-10}
52 : ${OVSDB_SERVER_LOGFILE:=/var/log/openvswitch/ovsdb-server.log}
53 : ${OVSDB_SERVER_FILE_LOGLEVEL:=INFO}
54 : ${OVSDB_SERVER_SYSLOG_LOGLEVEL:=ERR}
55 : ${OVSDB_SERVER_MEMLEAK_LOGFILE:=}
56 : ${OVSDB_SERVER_STRACE_LOG:=}
57 : ${OVSDB_SERVER_STRACE_OPT:=}
58 : ${OVSDB_SERVER_VALGRIND_LOG:=}
59 : ${OVSDB_SERVER_VALGRIND_OPT:=}
61 # Config variables specific to ovs-vswitchd
62 : ${VSWITCHD_OVSDB_SERVER:=unix:/var/run/openvswitch/db.sock}
63 : ${VSWITCHD_OVSDB_SCHEMA:=/usr/share/openvswitch/vswitch.ovsschema}
64 : ${VSWITCHD_PIDFILE:=/var/run/openvswitch/ovs-vswitchd.pid}
65 : ${VSWITCHD_RUN_DIR:=/var/xen/openvswitch}
66 : ${VSWITCHD_PRIORITY:=-10}
67 : ${VSWITCHD_MLOCKALL:=yes}
68 : ${VSWITCHD_LOGFILE:=/var/log/openvswitch/ovs-vswitchd.log}
69 : ${VSWITCHD_FILE_LOGLEVEL:=INFO}
70 : ${VSWITCHD_SYSLOG_LOGLEVEL:=ERR}
71 : ${VSWITCHD_MEMLEAK_LOGFILE:=}
72 : ${VSWITCHD_STRACE_LOG:=}
73 : ${VSWITCHD_STRACE_OPT:=}
74 : ${VSWITCHD_VALGRIND_LOG:=}
75 : ${VSWITCHD_VALGRIND_OPT:=}
77 # Config variables specific to ovs-brcompatd
78 : ${BRCOMPATD_PIDFILE:=/var/run/openvswitch/ovs-brcompatd.pid}
79 : ${BRCOMPATD_RUN_DIR:=/var/xen/openvswitch}
80 : ${BRCOMPATD_PRIORITY:=-10}
81 : ${BRCOMPATD_LOGFILE:=/var/log/openvswitch/ovs-brcompatd.log}
82 : ${BRCOMPATD_FILE_LOGLEVEL:=INFO}
83 : ${BRCOMPATD_SYSLOG_LOGLEVEL:=ERR}
84 : ${BRCOMPATD_MEMLEAK_LOGFILE:=}
85 : ${BRCOMPATD_STRACE_LOG:=}
86 : ${BRCOMPATD_STRACE_OPT:=}
87 : ${BRCOMPATD_VALGRIND_LOG:=}
88 : ${BRCOMPATD_VALGRIND_OPT:=}
90 # Config variables specific to ovs-xenserverd
91 : ${XENSERVERD_PIDFILE:=/var/run/openvswitch/ovs-xenserverd.pid}
92 : ${XENSERVERD_RUN_DIR:=/var/xen/openvswitch}
93 : ${XENSERVERD_PRIORITY:=}
94 : ${XENSERVERD_LOGFILE:=}
95 : ${XENSERVERD_FILE_LOGLEVEL:=}
96 : ${XENSERVERD_SYSLOG_LOGLEVEL:=}
97 : ${XENSERVERD_MEMLEAK_LOGFILE:=}
98 : ${XENSERVERD_STRACE_LOG:=}
99 : ${XENSERVERD_STRACE_OPT:=}
100 : ${XENSERVERD_VALGRIND_LOG:=}
101 : ${XENSERVERD_VALGRIND_OPT:=}
103 # Full paths to executables & modules
104 ovsdb_server="/usr/sbin/ovsdb-server"
105 ovsdb_tool="/usr/bin/ovsdb-tool"
106 vswitchd="/usr/sbin/ovs-vswitchd"
107 brcompatd="/usr/sbin/ovs-brcompatd"
108 xenserverd="/usr/sbin/ovs-xenserverd"
109 dpctl="/usr/bin/ovs-dpctl"
110 appctl="/usr/bin/ovs-appctl"
111 ofctl="/usr/bin/ovs-ofctl"
112 vsctl="/usr/bin/ovs-vsctl"
114 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
115 if [ "$ENABLE_BRCOMPAT" != "y" ]; then
116 warning "FAKE_PROC_NET required BRCOMPAT which was disabled. Force enabling."
121 if test "$ENABLE_MONITOR" = "y"; then
122 monitor_opt="--monitor"
128 "$dpctl" show | grep '^dp[0-9]\+:' | cut -d':' -f 1
131 function turn_on_corefiles {
135 function remove_all_dp {
136 for dp in $(dp_list); do
137 action "Removing datapath: $dp" "$dpctl" del-dp "$dp"
141 function insert_modules_if_required {
142 if ! lsmod | grep -q "openvswitch_mod"; then
143 action "Inserting llc module" modprobe llc
144 action "Inserting openvswitch module" modprobe openvswitch_mod
146 if [ "$ENABLE_BRCOMPAT" = "y" ] && [ -n "$BRCOMPATD_PIDFILE" ] && ! lsmod | grep -q "brcompat_mod"; then
147 action "Inserting brcompat module" modprobe brcompat_mod
151 function remove_modules {
152 if lsmod | grep -q "brcompat_mod"; then
153 action "Removing brcompat module" rmmod brcompat_mod.ko
155 if lsmod | grep -q "openvswitch_mod"; then
156 action "Removing openvswitch module" rmmod openvswitch_mod.ko
160 function start_daemon {
165 # cd to daemon's run_dir so core files get dumped into a sensible place.
166 eval local run_dir=\$${DAEMON}_RUN_DIR
167 if [ ! -d "$run_dir" ]; then
168 install -d -m 755 -o root -g root "$run_dir"
172 # Configure log levels.
173 eval local syslog_loglevel=\$${DAEMON}_SYSLOG_LOGLEVEL
174 eval local file_loglevel=\$${DAEMON}_FILE_LOGLEVEL
175 eval local logfile=\$${DAEMON}_LOGFILE
176 set -- "$@" -vANY:CONSOLE:EMER -vANY:SYSLOG:"$syslog_loglevel"
177 if test -n "$file_loglevel" && test -n "$logfile"; then
178 install -d -m 755 -o root -g root `dirname "$logfile"`
179 set -- "$@" --log-file="$logfile" -vANY:FILE:"$file_loglevel"
182 # Configure leak checker.
183 eval local memleak_logfile=\$${DAEMON}_MEMLEAK_LOGFILE
184 if test -n "$memleak_logfile"; then
185 set -- "$@" --check-leaks="$memleak_logfile"
186 if test -e "$memleak_logfile"; then
187 mv "$memleak_logfile" "$memleak_logfile.prev"
191 # Configure debugging wrappers.
192 eval local strace_log=\$${DAEMON}_STRACE_LOG
193 eval local strace_opt=\$${DAEMON}_STRACE_OPT
194 eval local valgrind_log=\$${DAEMON}_VALGRIND_LOG
195 eval local valgrind_opt=\$${DAEMON}_VALGRIND_OPT
196 if test -n "$strace_log" && test -n "$valgrind_log"; then
197 printf "Can not start with both VALGRIND and STRACE\n"
199 elif test -n "$strace_log"; then
201 set -- strace -o "$strace_log" $strace_opt "$@"
202 elif test -n "$valgrind_log"; then
204 set -- valgrind --log-file="$valgrind_log" $valgrind_opt "$@"
206 local mode=production
207 eval local pidfile=\$${DAEMON}_PIDFILE
208 install -d -m 755 -o root -g root `dirname $pidfile`
209 set -- "$@" --pidfile="$pidfile" --detach $monitor_opt --no-chdir
212 # Configure niceness.
213 eval local priority=\$${DAEMON}_PRIORITY
214 if test -n "$priority"; then
215 set -- nice -n $priority "$@"
218 if test $mode = production; then
219 action "Starting `basename $BINARY`" "$@"
221 # Start in background and force a "success" message
222 action "Starting `basename $BINARY` with $mode debugging" true
227 function start_ovsdb_server {
228 set -- "$ovsdb_server" "$OVSDB_SERVER_DB"
229 for remote in $OVSDB_SERVER_REMOTES; do
230 set -- "$@" --remote="$remote"
232 set -- "$@" --private-key=db:SSL,private_key --certificate=db:SSL,certificate --bootstrap-ca-cert=db:SSL,ca_cert
233 start_daemon OVSDB_SERVER "$@"
236 function start_vswitchd {
237 local fake_proc_net_opt=
238 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
239 fake_proc_net_opt="--fake-proc-net"
243 if [ "$VSWITCHD_MLOCKALL" != "no" ]; then
244 mlockall_opt="--mlockall"
247 start_daemon VSWITCHD "$vswitchd" $fake_proc_net_opt $mlockall_opt \
248 "$VSWITCHD_OVSDB_SERVER"
251 function start_brcompatd {
252 start_daemon BRCOMPATD "$brcompatd" \
253 --appctl-command="$appctl --target=/var/run/openvswitch/ovs-vswitchd.\`cat $VSWITCHD_PIDFILE\`.ctl %s" \
254 "$VSWITCHD_OVSDB_SERVER"
257 function start_xenserverd {
258 start_daemon XENSERVERD "$xenserverd"
261 function stop_daemon {
264 eval local pidfile=\$${DAEMON}_PIDFILE
265 if test -f "$pidfile"; then
266 local pid=$(cat "$pidfile")
267 action "Killing `basename $BINARY` ($pid)" kill $pid
272 function restart_approval {
274 # Don't prompt if invoked non-interactively.
281 Restarting Open vSwitch on a live server is not guaranteed to work. It is
282 provided as a convenience for those situations in which it does work.
285 read -s -r -n 1 -p "Continue with restart (y/N): " response
297 function set_system_uuid {
298 if test -n "$INSTALLATION_UUID"; then
299 action "Configuring Open vSwitch system UUID" true
300 $vsctl --no-wait set Open_vSwitch . external-ids:system-uuid="$INSTALLATION_UUID"
302 action "Configuring Open vSwitch system UUID" false
307 if [ "$FORCE_COREFILES" = "y" ]; then
311 insert_modules_if_required
313 # Increase the limit on the number of open file descriptors since
314 # ovs-vswitchd needs a few per bridge
318 iptables -I INPUT -p gre -j ACCEPT
320 if [ ! -e "$OVSDB_SERVER_DB" ]; then
321 warning "$OVSDB_SERVER_DB does not exist"
322 install -d -m 755 -o root -g root `dirname $OVSDB_SERVER_DB`
324 action "Creating empty database $OVSDB_SERVER_DB" true
325 $ovsdb_tool -vANY:console:emer create "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
327 # Upgrade or downgrade schema and compact database.
328 $ovsdb_tool -vANY:console:emer convert "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
332 $vsctl --no-wait init
333 if [ ! -e /var/run/openvswitch.booted ]; then
334 touch /var/run/openvswitch.booted
335 for bridge in $($vsctl list-br); do
336 $vsctl --no-wait del-br $bridge
343 if [ "${ENABLE_BRCOMPAT}" = "y" ] ; then
347 touch /var/lock/subsys/openvswitch
351 stop_daemon XENSERVERD "$xenserverd"
352 stop_daemon BRCOMPATD "$brcompatd"
353 stop_daemon VSWITCHD "$vswitchd"
354 stop_daemon OVSDB_SERVER "$ovsdb_server"
355 rm -f /var/lock/subsys/openvswitch
359 if restart_approval; then
377 strace -p $(cat "$VSWITCHD_PIDFILE") "$@"
381 strace -p $(cat "$BRCOMPATD_PIDFILE") "$@"
384 status -p "$OVSDB_SERVER_PIDFILE" ovsdb-server &&
385 status -p "$VSWITCHD_PIDFILE" ovs-vswitchd &&
386 (test "$ENABLE_BRCOMPAT" != "y" ||
387 status -p "$BRCOMPATD_PIDFILE" ovs-brcompatd) &&
388 status -p "$XENSERVERD_PIDFILE" ovs-xenserverd
391 /usr/sbin/ovsdb-server -V
392 /usr/sbin/ovs-vswitchd -V
393 /usr/sbin/ovs-brcompatd -V
394 /usr/sbin/ovs-xenserverd -V
397 printf "openvswitch [start|stop|restart|unload|status|version]\n"
400 printf "Unknown command: $1\n"