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}
38 : ${ENABLE_XENSERVERD:=y}
40 # Later versions don't need them.
41 : ${ENABLE_BRCOMPAT:=n}
42 : ${ENABLE_FAKE_PROC_NET:=n}
43 : ${ENABLE_XENSERVERD:=n}
45 : ${ENABLE_MONITOR:=y}
46 : ${FORCE_COREFILES:=y}
48 # Config variables specific to ovsdb-server
49 : ${OVSDB_SERVER_REMOTES:=punix:/var/run/openvswitch/db.sock db:Open_vSwitch,managers}
50 : ${OVSDB_SERVER_DB:=/etc/openvswitch/conf.db}
51 : ${OVSDB_SERVER_PIDFILE:=/var/run/openvswitch/ovsdb-server.pid}
52 : ${OVSDB_SERVER_RUN_DIR:=/var/xen/openvswitch}
53 : ${OVSDB_SERVER_PRIORITY:=-10}
54 : ${OVSDB_SERVER_LOGFILE:=/var/log/openvswitch/ovsdb-server.log}
55 : ${OVSDB_SERVER_FILE_LOGLEVEL:=INFO}
56 : ${OVSDB_SERVER_SYSLOG_LOGLEVEL:=ERR}
57 : ${OVSDB_SERVER_MEMLEAK_LOGFILE:=}
58 : ${OVSDB_SERVER_STRACE_LOG:=}
59 : ${OVSDB_SERVER_STRACE_OPT:=}
60 : ${OVSDB_SERVER_VALGRIND_LOG:=}
61 : ${OVSDB_SERVER_VALGRIND_OPT:=}
63 # Config variables specific to ovs-vswitchd
64 : ${VSWITCHD_OVSDB_SERVER:=unix:/var/run/openvswitch/db.sock}
65 : ${VSWITCHD_OVSDB_SCHEMA:=/usr/share/openvswitch/vswitch.ovsschema}
66 : ${VSWITCHD_PIDFILE:=/var/run/openvswitch/ovs-vswitchd.pid}
67 : ${VSWITCHD_RUN_DIR:=/var/xen/openvswitch}
68 : ${VSWITCHD_PRIORITY:=-10}
69 : ${VSWITCHD_MLOCKALL:=yes}
70 : ${VSWITCHD_LOGFILE:=/var/log/openvswitch/ovs-vswitchd.log}
71 : ${VSWITCHD_FILE_LOGLEVEL:=INFO}
72 : ${VSWITCHD_SYSLOG_LOGLEVEL:=ERR}
73 : ${VSWITCHD_MEMLEAK_LOGFILE:=}
74 : ${VSWITCHD_STRACE_LOG:=}
75 : ${VSWITCHD_STRACE_OPT:=}
76 : ${VSWITCHD_VALGRIND_LOG:=}
77 : ${VSWITCHD_VALGRIND_OPT:=}
79 # Config variables specific to ovs-brcompatd
80 : ${BRCOMPATD_PIDFILE:=/var/run/openvswitch/ovs-brcompatd.pid}
81 : ${BRCOMPATD_RUN_DIR:=/var/xen/openvswitch}
82 : ${BRCOMPATD_PRIORITY:=-10}
83 : ${BRCOMPATD_LOGFILE:=/var/log/openvswitch/ovs-brcompatd.log}
84 : ${BRCOMPATD_FILE_LOGLEVEL:=INFO}
85 : ${BRCOMPATD_SYSLOG_LOGLEVEL:=ERR}
86 : ${BRCOMPATD_MEMLEAK_LOGFILE:=}
87 : ${BRCOMPATD_STRACE_LOG:=}
88 : ${BRCOMPATD_STRACE_OPT:=}
89 : ${BRCOMPATD_VALGRIND_LOG:=}
90 : ${BRCOMPATD_VALGRIND_OPT:=}
92 # Config variables specific to ovs-xenserverd
93 : ${XENSERVERD_PIDFILE:=/var/run/openvswitch/ovs-xenserverd.pid}
94 : ${XENSERVERD_RUN_DIR:=/var/xen/openvswitch}
95 : ${XENSERVERD_PRIORITY:=}
96 : ${XENSERVERD_LOGFILE:=}
97 : ${XENSERVERD_FILE_LOGLEVEL:=}
98 : ${XENSERVERD_SYSLOG_LOGLEVEL:=}
99 : ${XENSERVERD_MEMLEAK_LOGFILE:=}
100 : ${XENSERVERD_STRACE_LOG:=}
101 : ${XENSERVERD_STRACE_OPT:=}
102 : ${XENSERVERD_VALGRIND_LOG:=}
103 : ${XENSERVERD_VALGRIND_OPT:=}
105 # Full paths to executables & modules
106 ovsdb_server="/usr/sbin/ovsdb-server"
107 ovsdb_tool="/usr/bin/ovsdb-tool"
108 vswitchd="/usr/sbin/ovs-vswitchd"
109 brcompatd="/usr/sbin/ovs-brcompatd"
110 xenserverd="/usr/sbin/ovs-xenserverd"
111 dpctl="/usr/bin/ovs-dpctl"
112 appctl="/usr/bin/ovs-appctl"
113 ofctl="/usr/bin/ovs-ofctl"
114 vsctl="/usr/bin/ovs-vsctl"
116 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
117 if [ "$ENABLE_BRCOMPAT" != "y" ]; then
118 warning "FAKE_PROC_NET required BRCOMPAT which was disabled. Force enabling."
123 if test "$ENABLE_MONITOR" = "y"; then
124 monitor_opt="--monitor"
130 "$dpctl" show | grep '^dp[0-9]\+:' | cut -d':' -f 1
133 function turn_on_corefiles {
137 function remove_all_dp {
138 for dp in $(dp_list); do
139 action "Removing datapath: $dp" "$dpctl" del-dp "$dp"
143 function insert_modules_if_required {
144 if ! lsmod | grep -q "openvswitch_mod"; then
145 action "Inserting llc module" modprobe llc
146 action "Inserting openvswitch module" modprobe openvswitch_mod
148 if [ "$ENABLE_BRCOMPAT" = "y" ] && [ -n "$BRCOMPATD_PIDFILE" ] && ! lsmod | grep -q "brcompat_mod"; then
149 action "Inserting brcompat module" modprobe brcompat_mod
153 function remove_modules {
154 if lsmod | grep -q "brcompat_mod"; then
155 action "Removing brcompat module" rmmod brcompat_mod.ko
157 if lsmod | grep -q "openvswitch_mod"; then
158 action "Removing openvswitch module" rmmod openvswitch_mod.ko
162 function start_daemon {
167 # cd to daemon's run_dir so core files get dumped into a sensible place.
168 eval local run_dir=\$${DAEMON}_RUN_DIR
169 if [ ! -d "$run_dir" ]; then
170 install -d -m 755 -o root -g root "$run_dir"
174 # Configure log levels.
175 eval local syslog_loglevel=\$${DAEMON}_SYSLOG_LOGLEVEL
176 eval local file_loglevel=\$${DAEMON}_FILE_LOGLEVEL
177 eval local logfile=\$${DAEMON}_LOGFILE
178 set -- "$@" -vANY:CONSOLE:EMER -vANY:SYSLOG:"$syslog_loglevel"
179 if test -n "$file_loglevel" && test -n "$logfile"; then
180 install -d -m 755 -o root -g root `dirname "$logfile"`
181 set -- "$@" --log-file="$logfile" -vANY:FILE:"$file_loglevel"
184 # Configure leak checker.
185 eval local memleak_logfile=\$${DAEMON}_MEMLEAK_LOGFILE
186 if test -n "$memleak_logfile"; then
187 set -- "$@" --check-leaks="$memleak_logfile"
188 if test -e "$memleak_logfile"; then
189 mv "$memleak_logfile" "$memleak_logfile.prev"
193 # Configure debugging wrappers.
194 eval local strace_log=\$${DAEMON}_STRACE_LOG
195 eval local strace_opt=\$${DAEMON}_STRACE_OPT
196 eval local valgrind_log=\$${DAEMON}_VALGRIND_LOG
197 eval local valgrind_opt=\$${DAEMON}_VALGRIND_OPT
198 if test -n "$strace_log" && test -n "$valgrind_log"; then
199 printf "Can not start with both VALGRIND and STRACE\n"
201 elif test -n "$strace_log"; then
203 set -- strace -o "$strace_log" $strace_opt "$@"
204 elif test -n "$valgrind_log"; then
206 set -- valgrind --log-file="$valgrind_log" $valgrind_opt "$@"
208 local mode=production
209 eval local pidfile=\$${DAEMON}_PIDFILE
210 install -d -m 755 -o root -g root `dirname $pidfile`
211 set -- "$@" --pidfile="$pidfile" --detach $monitor_opt --no-chdir
214 # Configure niceness.
215 eval local priority=\$${DAEMON}_PRIORITY
216 if test -n "$priority"; then
217 set -- nice -n $priority "$@"
220 if test $mode = production; then
221 action "Starting `basename $BINARY`" "$@"
223 # Start in background and force a "success" message
224 action "Starting `basename $BINARY` with $mode debugging" true
229 function start_ovsdb_server {
230 set -- "$ovsdb_server" "$OVSDB_SERVER_DB"
231 for remote in $OVSDB_SERVER_REMOTES; do
232 set -- "$@" --remote="$remote"
234 set -- "$@" --private-key=db:SSL,private_key --certificate=db:SSL,certificate --bootstrap-ca-cert=db:SSL,ca_cert
235 start_daemon OVSDB_SERVER "$@"
238 function start_vswitchd {
239 local fake_proc_net_opt=
240 if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
241 fake_proc_net_opt="--fake-proc-net"
245 if [ "$VSWITCHD_MLOCKALL" != "no" ]; then
246 mlockall_opt="--mlockall"
249 start_daemon VSWITCHD "$vswitchd" $fake_proc_net_opt $mlockall_opt \
250 "$VSWITCHD_OVSDB_SERVER"
253 function start_brcompatd {
254 start_daemon BRCOMPATD "$brcompatd" \
255 --appctl-command="$appctl --target=/var/run/openvswitch/ovs-vswitchd.\`cat $VSWITCHD_PIDFILE\`.ctl %s" \
256 "$VSWITCHD_OVSDB_SERVER"
259 function start_xenserverd {
260 start_daemon XENSERVERD "$xenserverd"
263 function stop_daemon {
266 eval local pidfile=\$${DAEMON}_PIDFILE
267 if test -f "$pidfile"; then
268 local pid=$(cat "$pidfile")
269 action "Killing `basename $BINARY` ($pid)" kill $pid
274 function restart_approval {
276 # Don't prompt if invoked non-interactively.
283 Restarting Open vSwitch on a live server is not guaranteed to work. It is
284 provided as a convenience for those situations in which it does work.
287 read -s -r -n 1 -p "Continue with restart (y/N): " response
299 function set_system_uuid {
300 if test -n "$INSTALLATION_UUID"; then
301 action "Configuring Open vSwitch system UUID" true
302 $vsctl --no-wait set Open_vSwitch . external-ids:system-uuid="$INSTALLATION_UUID"
304 action "Configuring Open vSwitch system UUID" false
309 if [ "$FORCE_COREFILES" = "y" ]; then
313 insert_modules_if_required
315 # Increase the limit on the number of open file descriptors since
316 # ovs-vswitchd needs a few per bridge
320 iptables -I INPUT -p gre -j ACCEPT
322 if [ ! -e "$OVSDB_SERVER_DB" ]; then
323 warning "$OVSDB_SERVER_DB does not exist"
324 install -d -m 755 -o root -g root `dirname $OVSDB_SERVER_DB`
326 action "Creating empty database $OVSDB_SERVER_DB" true
327 $ovsdb_tool -vANY:console:emer create "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
329 # Upgrade or downgrade schema and compact database.
330 $ovsdb_tool -vANY:console:emer convert "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
334 $vsctl --no-wait init
335 if [ ! -e /var/run/openvswitch.booted ]; then
336 touch /var/run/openvswitch.booted
337 for bridge in $($vsctl list-br); do
338 $vsctl --no-wait del-br $bridge
345 if [ "${ENABLE_BRCOMPAT}" = "y" ] ; then
348 if [ "${ENABLE_XENSERVERD}" = "y" ] ; then
351 touch /var/lock/subsys/openvswitch
355 stop_daemon XENSERVERD "$xenserverd"
356 stop_daemon BRCOMPATD "$brcompatd"
357 stop_daemon VSWITCHD "$vswitchd"
358 stop_daemon OVSDB_SERVER "$ovsdb_server"
359 rm -f /var/lock/subsys/openvswitch
363 if restart_approval; then
381 strace -p $(cat "$VSWITCHD_PIDFILE") "$@"
385 strace -p $(cat "$BRCOMPATD_PIDFILE") "$@"
388 status -p "$OVSDB_SERVER_PIDFILE" ovsdb-server &&
389 status -p "$VSWITCHD_PIDFILE" ovs-vswitchd &&
390 (test "$ENABLE_BRCOMPAT" != "y" ||
391 status -p "$BRCOMPATD_PIDFILE" ovs-brcompatd) &&
392 (test "$ENABLE_XENSERVERD" != "y" ||
393 status -p "$XENSERVERD_PIDFILE" ovs-xenserverd)
396 /usr/sbin/ovsdb-server -V
397 /usr/sbin/ovs-vswitchd -V
398 /usr/sbin/ovs-brcompatd -V
399 /usr/sbin/ovs-xenserverd -V
402 printf "openvswitch [start|stop|restart|unload|status|version]\n"
405 printf "Unknown command: $1\n"