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 test -e /etc/sysconfig/openvswitch && . /etc/sysconfig/openvswitch
26 # General config variables in /etc/sysconfig/openvswitch
27 : ${ENABLE_BRCOMPAT:=y}
28 : ${ENABLE_FAKE_PROC_NET:=y}
29 : ${ENABLE_MONITOR:=y}
30 : ${FORCE_COREFILES:=y}
32 # Config variables specific to ovsdb-server
33 : ${OVSDB_SERVER_REMOTES:=punix:/var/run/openvswitch/db.sock db:Open_vSwitch,managers}
34 : ${OVSDB_SERVER_DB:=/etc/openvswitch/conf.db}
35 : ${OVSDB_SERVER_PIDFILE:=/var/run/openvswitch/ovsdb-server.pid}
36 : ${OVSDB_SERVER_RUN_DIR:=/var/xen/openvswitch}
37 : ${OVSDB_SERVER_PRIORITY:=-10}
38 : ${OVSDB_SERVER_LOGFILE:=/var/log/openvswitch/ovsdb-server.log}
39 : ${OVSDB_SERVER_FILE_LOGLEVEL:=INFO}
40 : ${OVSDB_SERVER_SYSLOG_LOGLEVEL:=ERR}
41 : ${OVSDB_SERVER_MEMLEAK_LOGFILE:=}
42 : ${OVSDB_SERVER_STRACE_LOG:=}
43 : ${OVSDB_SERVER_STRACE_OPT:=}
44 : ${OVSDB_SERVER_VALGRIND_LOG:=}
45 : ${OVSDB_SERVER_VALGRIND_OPT:=}
47 # Config variables specific to ovs-vswitchd
48 : ${VSWITCHD_OVSDB_SERVER:=unix:/var/run/openvswitch/db.sock}
49 : ${VSWITCHD_OVSDB_SCHEMA:=/usr/share/openvswitch/vswitch.ovsschema}
50 : ${VSWITCHD_PIDFILE:=/var/run/openvswitch/ovs-vswitchd.pid}
51 : ${VSWITCHD_RUN_DIR:=/var/xen/openvswitch}
52 : ${VSWITCHD_PRIORITY:=-10}
53 : ${VSWITCHD_MLOCKALL:=yes}
54 : ${VSWITCHD_LOGFILE:=/var/log/openvswitch/ovs-vswitchd.log}
55 : ${VSWITCHD_FILE_LOGLEVEL:=INFO}
56 : ${VSWITCHD_SYSLOG_LOGLEVEL:=ERR}
57 : ${VSWITCHD_MEMLEAK_LOGFILE:=}
58 : ${VSWITCHD_STRACE_LOG:=}
59 : ${VSWITCHD_STRACE_OPT:=}
60 : ${VSWITCHD_VALGRIND_LOG:=}
61 : ${VSWITCHD_VALGRIND_OPT:=}
63 # Config variables specific to ovs-brcompatd
64 : ${BRCOMPATD_PIDFILE:=/var/run/openvswitch/ovs-brcompatd.pid}
65 : ${BRCOMPATD_RUN_DIR:=/var/xen/openvswitch}
66 : ${BRCOMPATD_PRIORITY:=-10}
67 : ${BRCOMPATD_LOGFILE:=/var/log/openvswitch/ovs-brcompatd.log}
68 : ${BRCOMPATD_FILE_LOGLEVEL:=INFO}
69 : ${BRCOMPATD_SYSLOG_LOGLEVEL:=ERR}
70 : ${BRCOMPATD_MEMLEAK_LOGFILE:=}
71 : ${BRCOMPATD_STRACE_LOG:=}
72 : ${BRCOMPATD_STRACE_OPT:=}
73 : ${BRCOMPATD_VALGRIND_LOG:=}
74 : ${BRCOMPATD_VALGRIND_OPT:=}
76 # Full paths to executables & modules
77 ovsdb_server="/usr/sbin/ovsdb-server"
78 ovsdb_tool="/usr/bin/ovsdb-tool"
79 vswitchd="/usr/sbin/ovs-vswitchd"
80 brcompatd="/usr/sbin/ovs-brcompatd"
81 dpctl="/usr/bin/ovs-dpctl"
82 appctl="/usr/bin/ovs-appctl"
83 ofctl="/usr/bin/ovs-ofctl"
84 vsctl="/usr/bin/ovs-vsctl"
86 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
87 if [ "$ENABLE_BRCOMPAT" != "y" ]; then
88 warning "FAKE_PROC_NET required BRCOMPAT which was disabled. Force enabling."
93 if test "$ENABLE_MONITOR" = "y"; then
94 monitor_opt="--monitor"
100 "$dpctl" show | grep '^dp[0-9]\+:' | cut -d':' -f 1
103 function turn_on_corefiles {
107 function remove_all_dp {
108 for dp in $(dp_list); do
109 action "Removing datapath: $dp" "$dpctl" del-dp "$dp"
113 function insert_modules_if_required {
114 if ! lsmod | grep -q "openvswitch_mod"; then
115 action "Inserting llc module" modprobe llc
116 action "Inserting openvswitch module" modprobe openvswitch_mod
118 if [ -n "$BRCOMPATD_PIDFILE" ] && ! lsmod | grep -q "brcompat_mod"; then
119 action "Inserting brcompat module" modprobe brcompat_mod
121 if [ -f "/lib/modules/`uname -r`/kernel/net/openvswitch/ip_gre_mod.ko" ] && ! lsmod | grep -q "ip_gre_mod"; then
122 action "Inserting ip_gre module" modprobe ip_gre_mod
126 function remove_modules {
127 if lsmod | grep -q "brcompat_mod"; then
128 action "Removing brcompat module" rmmod brcompat_mod.ko
130 if lsmod | grep -q "openvswitch_mod"; then
131 action "Removing openvswitch module" rmmod openvswitch_mod.ko
133 if lsmod | grep -q "ip_gre_mod"; then
134 action "Removing ip_gre module" rmmod ip_gre_mod.ko
138 function start_ovsdb_server {
139 local syslog_opt="-vANY:SYSLOG:${OVSDB_SERVER_SYSLOG_LOGLEVEL}"
140 local logfile_file_opt=""
141 local logfile_level_opt=""
142 if [ ! -d "$OVSDB_SERVER_RUN_DIR" ]; then
143 install -d -m 755 -o root -g root "$OVSDB_SERVER_RUN_DIR"
145 cd "$OVSDB_SERVER_RUN_DIR"
147 for remote in $OVSDB_SERVER_REMOTES; do
148 remotes="$remotes --remote=$remote"
151 install -d -m 755 -o root -g root `dirname $OVSDB_SERVER_LOGFILE`
152 if [ -n "$OVSDB_SERVER_FILE_LOGLEVEL" ]; then
153 logfile_level_opt="-vANY:FILE:${OVSDB_SERVER_FILE_LOGLEVEL}"
154 logfile_file_opt="--log-file=$OVSDB_SERVER_LOGFILE"
158 if [ -n "$OVSDB_SERVER_MEMLEAK_LOGFILE" ]; then
159 leak_opt="--check-leaks=$OVSDB_SERVER_MEMLEAK_LOGFILE"
160 if [ -e "$OVSDB_SERVER_MEMLEAK_LOGFILE" ]; then
161 mv "$OVSDB_SERVER_MEMLEAK_LOGFILE" "$OVSDB_SERVER_MEMLEAK_LOGFILE.prev"
166 if [ -n "$OVSDB_SERVER_STRACE_LOG" ] && [ -n "$OVSDB_SERVER_VALGRIND_LOG" ]; then
167 printf "Can not start with both VALGRIND and STRACE\n"
170 if [ -n "$OVSDB_SERVER_STRACE_LOG" ]; then
171 strace_opt="strace -o $OVSDB_SERVER_STRACE_LOG $OVSDB_SERVER_STRACE_OPT"
174 if [ -n "$OVSDB_SERVER_VALGRIND_LOG" ]; then
175 valgrind_opt="valgrind --log-file=$OVSDB_SERVER_VALGRIND_LOG $OVSDB_SERVER_VALGRIND_OPT"
178 ssl_opts="--private-key=db:SSL,private_key --certificate=db:SSL,certificate --bootstrap-ca-cert=db:SSL,ca_cert"
179 install -d -m 755 -o root -g root `dirname $OVSDB_SERVER_PIDFILE`
180 if [ "$daemonize" != "y" ]; then
181 # Start in background and force a "success" message
182 action "Starting ovsdb_server ($strace_opt$valgrind_opt)" true
183 (nice -n "$OVSDB_SERVER_PRIORITY" $strace_opt $valgrind_opt "$ovsdb_server" "$OVSDB_SERVER_DB" --pidfile="$OVSDB_SERVER_PIDFILE" --detach $monitor_opt --no-chdir -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt $remotes $ssl_opts) &
185 action "Starting ovsdb-server" nice -n "$OVSDB_SERVER_PRIORITY" "$ovsdb_server" "$OVSDB_SERVER_DB" --pidfile="$OVSDB_SERVER_PIDFILE" --detach $monitor_opt --no-chdir -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt $remotes $ssl_opts
189 function start_vswitchd {
190 local syslog_opt="-vANY:SYSLOG:${VSWITCHD_SYSLOG_LOGLEVEL}"
191 local logfile_file_opt=""
192 local logfile_level_opt=""
193 if [ ! -d "$VSWITCHD_RUN_DIR" ]; then
194 install -d -m 755 -o root -g root "$VSWITCHD_RUN_DIR"
196 cd "$VSWITCHD_RUN_DIR"
198 install -d -m 755 -o root -g root `dirname $VSWITCHD_LOGFILE`
199 if [ -n "$VSWITCHD_FILE_LOGLEVEL" ]; then
200 logfile_level_opt="-vANY:FILE:${VSWITCHD_FILE_LOGLEVEL}"
201 logfile_file_opt="--log-file=$VSWITCHD_LOGFILE"
205 if [ -n "$VSWITCHD_MEMLEAK_LOGFILE" ]; then
206 leak_opt="--check-leaks=$VSWITCHD_MEMLEAK_LOGFILE"
207 if [ -e "$VSWITCHD_MEMLEAK_LOGFILE" ]; then
208 mv "$VSWITCHD_MEMLEAK_LOGFILE" "$VSWITCHD_MEMLEAK_LOGFILE.prev"
213 if [ -n "$VSWITCHD_STRACE_LOG" ] && [ -n "$VSWITCHD_VALGRIND_LOG" ]; then
214 printf "Can not start with both VALGRIND and STRACE\n"
217 if [ -n "$VSWITCHD_STRACE_LOG" ]; then
218 strace_opt="strace -o $VSWITCHD_STRACE_LOG $VSWITCHD_STRACE_OPT"
221 if [ -n "$VSWITCHD_VALGRIND_LOG" ]; then
222 valgrind_opt="valgrind --log-file=$VSWITCHD_VALGRIND_LOG $VSWITCHD_VALGRIND_OPT"
225 local fake_proc_net_opt=""
226 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
227 fake_proc_net_opt="--fake-proc-net"
229 if [ "$VSWITCHD_MLOCKALL" != "no" ]; then
230 mlockall_opt="--mlockall"
233 install -d -m 755 -o root -g root `dirname $VSWITCHD_PIDFILE`
234 if [ "$daemonize" != "y" ]; then
235 # Start in background and force a "success" message
236 action "Starting ovs-vswitchd ($strace_opt$valgrind_opt)" true
237 (nice -n "$VSWITCHD_PRIORITY" $strace_opt $valgrind_opt "$vswitchd" --pidfile="$VSWITCHD_PIDFILE" --detach $monitor_opt --no-chdir $fake_proc_net_opt -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt $mlockall_opt "$VSWITCHD_OVSDB_SERVER") &
239 action "Starting ovs-vswitchd" nice -n "$VSWITCHD_PRIORITY" "$vswitchd" --pidfile="$VSWITCHD_PIDFILE" --detach $monitor_opt --no-chdir $fake_proc_net_opt -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt $mlockall_opt "$VSWITCHD_OVSDB_SERVER"
243 function start_brcompatd {
244 local syslog_opt="-vANY:SYSLOG:${BRCOMPATD_SYSLOG_LOGLEVEL}"
245 local logfile_file_opt=""
246 local logfile_level_opt=""
247 if [ -d "$BRCOMPATD_RUN_DIR" ]; then
248 install -d -m 755 -o root -g root "$BRCOMPATD_RUN_DIR"
250 cd "$BRCOMPATD_RUN_DIR"
252 install -d -m 755 -o root -g root `dirname $BRCOMPATD_LOGFILE`
253 if [ -n "$BRCOMPATD_FILE_LOGLEVEL" ]; then
254 logfile_level_opt="-vANY:FILE:${BRCOMPATD_FILE_LOGLEVEL}"
255 logfile_file_opt="--log-file=$BRCOMPATD_LOGFILE"
259 if [ -n "$BRCOMPATD_MEMLEAK_LOGFILE" ]; then
260 leak_opt="--check-leaks=$BRCOMPATD_MEMLEAK_LOGFILE"
261 if [ -e "$BRCOMPATD_MEMLEAK_LOGFILE" ]; then
262 mv "$BRCOMPATD_MEMLEAK_LOGFILE" "$BRCOMPATD_MEMLEAK_LOGFILE.prev"
267 if [ -n "$BRCOMPATD_STRACE_LOG" ] && [ -n "$BRCOMPATD_VALGRIND_LOG" ]; then
268 printf "Can not start with both VALGRIND and STRACE\n"
271 if [ -n "$BRCOMPATD_STRACE_LOG" ]; then
272 strace_opt="strace -o $BRCOMPATD_STRACE_LOG $BRCOMPATD_STRACE_OPT"
275 if [ -n "$VALGRIND_LOG" ]; then
276 valgrind_opt="valgrind --log-file=$BRCOMPATD_VALGRIND_LOG $BRCOMPATD_VALGRIND_OPT"
279 appctl_cmd="$appctl --target=/var/run/openvswitch/ovs-vswitchd.\`cat $VSWITCHD_PIDFILE\`.ctl %s"
281 install -d -m 755 -o root -g root `dirname $BRCOMPATD_PIDFILE`
282 if [ "$daemonize" != "y" ]; then
283 # Start in background and force a "success" message
284 action "Starting ovs-brcompatd ($strace_opt$valgrind_opt)" true
285 (nice -n "$VSWITCHD_PRIORITY" $strace_opt $valgrind_opt "$brcompatd"--no-chdir --appctl-command="$appctl_cmd" --pidfile=$BRCOMPATD_PIDFILE -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt "$VSWITCHD_OVSDB_SERVER") &
287 action "Starting ovs-brcompatd" nice -n "$BRCOMPATD_PRIORITY" $strace_opt $valgrind_opt "$brcompatd" --no-chdir --appctl-command="$appctl_cmd" --pidfile=$BRCOMPATD_PIDFILE --detach $monitor_opt -vANY:CONSOLE:EMER $syslog_opt $logfile_level_opt $logfile_file_opt $leak_opt "$VSWITCHD_OVSDB_SERVER"
291 function stop_ovsdb_server {
292 if [ -f "$OVSDB_SERVER_PIDFILE" ]; then
293 local pid=$(cat "$OVSDB_SERVER_PIDFILE")
294 action "Killing ovsdb-server ($pid)" kill -TERM $pid
295 rm -f "$OVSDB_SERVER_PIDFILE"
299 function stop_vswitchd {
300 if [ -f "$VSWITCHD_PIDFILE" ]; then
301 local pid=$(cat "$VSWITCHD_PIDFILE")
302 action "Killing ovs-vswitchd ($pid)" kill -TERM $pid
303 rm -f "$VSWITCHD_PIDFILE"
307 function stop_brcompatd {
308 if [ -f "$BRCOMPATD_PIDFILE" ]; then
309 local pid=$(cat "$BRCOMPATD_PIDFILE")
310 action "Killing ovs-brcompatd ($pid)" kill -TERM $pid
311 rm -f "$BRCOMPATD_PIDFILE"
315 function restart_approval {
317 # Don't prompt if invoked non-interactively.
324 Restarting Open vSwitch on a live server is not guaranteed to work. It is
325 provided as a convenience for those situations in which it does work.
328 read -s -r -n 1 -p "Countinue with restart (y/N): " response
340 function set_system_uuid {
341 system_uuid=$(. /etc/xensource-inventory && echo $INSTALLATION_UUID)
342 if test -n "$system_uuid"; then
343 action "Configuring Open vSwitch system UUID" true
344 $vsctl --no-wait set Open_vSwitch . external-ids:system-uuid="$system_uuid"
346 action "Configuring Open vSwitch system UUID" false
351 if [ "$FORCE_COREFILES" = "y" ]; then
355 insert_modules_if_required
357 # Increase the limit on the number of open file descriptors since
358 # ovs-vswitchd needs a few per bridge
362 iptables -I INPUT -p gre -j ACCEPT
364 if [ ! -e "$OVSDB_SERVER_DB" ]; then
365 warning "$OVSDB_SERVER_DB does not exist"
366 install -d -m 755 -o root -g root `dirname $OVSDB_SERVER_DB`
368 action "Creating empty database $OVSDB_SERVER_DB" true
369 $ovsdb_tool -vANY:console:emer create "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
371 # Upgrade or downgrade schema and compact database.
372 $ovsdb_tool -vANY:console:emer convert "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
376 $vsctl --no-wait init
377 if [ ! -e /var/run/openvswitch.booted ]; then
378 touch /var/run/openvswitch.booted
379 for bridge in $($vsctl list-br); do
380 $vsctl --no-wait del-br $bridge
387 if [ "${ENABLE_BRCOMPAT}" = "y" ] ; then
390 touch /var/lock/subsys/openvswitch
397 rm -f /var/lock/subsys/openvswitch
401 if restart_approval; then
419 strace -p $(cat "$VSWITCHD_PIDFILE") "$@"
423 strace -p $(cat "$BRCOMPATD_PIDFILE") "$@"
426 status -p "$OVSDB_SERVER_PIDFILE" ovsdb-server
427 status -p "$VSWITCHD_PIDFILE" ovs-vswitchd
428 if [ "$ENABLE_BRCOMPAT" = "y" ] ; then
429 status -p ovs-brcompatd.pid ovs-brcompatd
433 /usr/sbin/ovsdb-server -V
434 /usr/sbin/ovs-vswitchd -V
435 /usr/sbin/ovs-brcompatd -V
438 printf "openvswitch [start|stop|restart|unload|status|version]\n"
441 printf "Unknown command: $1\n"