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Commit | Line | Data |
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43bb5f82 | 1 | #! /bin/sh |
12b79160 | 2 | # Copyright (C) 2009, 2010, 2011, 2012, 2013 Nicira, Inc. |
43bb5f82 BP |
3 | # |
4 | # Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | # you may not use this file except in compliance with the License. | |
6 | # You may obtain a copy of the License at: | |
7 | # | |
8 | # http://www.apache.org/licenses/LICENSE-2.0 | |
9 | # | |
10 | # Unless required by applicable law or agreed to in writing, software | |
11 | # distributed under the License is distributed on an "AS IS" BASIS, | |
12 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | # See the License for the specific language governing permissions and | |
14 | # limitations under the License. | |
15 | ||
16 | case $0 in | |
17 | */*) dir0=`echo "$0" | sed 's,/[^/]*$,,'` ;; | |
18 | *) dir0=./ ;; | |
19 | esac | |
d422c118 | 20 | . "$dir0/ovs-lib" || exit 1 |
43bb5f82 BP |
21 | |
22 | for dir in "$sbindir" "$bindir" /sbin /bin /usr/sbin /usr/bin; do | |
23 | case :$PATH: in | |
24 | *:$dir:*) ;; | |
25 | *) PATH=$PATH:$dir ;; | |
26 | esac | |
27 | done | |
28 | ||
29 | ## ----- ## | |
30 | ## start ## | |
31 | ## ----- ## | |
32 | ||
0a69a5e4 | 33 | insert_mod_if_required () { |
9b80f761 CW |
34 | # If openvswitch is already loaded then we're done. |
35 | test -e /sys/module/openvswitch -o -e /sys/module/openvswitch_mod && \ | |
36 | return 0 | |
43bb5f82 | 37 | |
9b80f761 | 38 | # Load openvswitch. If that's successful then we're done. |
0311d4f4 | 39 | action "Inserting openvswitch module" modprobe openvswitch && return 0 |
43bb5f82 BP |
40 | |
41 | # If the bridge module is loaded, then that might be blocking | |
9b80f761 | 42 | # openvswitch. Try to unload it, if there are no bridges. |
43bb5f82 BP |
43 | test -e /sys/module/bridge || return 1 |
44 | bridges=`echo /sys/class/net/*/bridge | sed 's,/sys/class/net/,,g;s,/bridge,,g'` | |
45 | if test "$bridges" != "*"; then | |
46 | log_warning_msg "not removing bridge module because bridges exist ($bridges)" | |
47 | return 1 | |
48 | fi | |
49 | action "removing bridge module" rmmod bridge || return 1 | |
50 | ||
9b80f761 CW |
51 | # Try loading openvswitch again. |
52 | action "Inserting openvswitch module" modprobe openvswitch | |
43bb5f82 BP |
53 | } |
54 | ||
55 | ovs_vsctl () { | |
fba6bd1d | 56 | ovs-vsctl --no-wait "$@" |
43bb5f82 BP |
57 | } |
58 | ||
59 | ovsdb_tool () { | |
ea523221 | 60 | ovsdb-tool -vconsole:off "$@" |
43bb5f82 BP |
61 | } |
62 | ||
046d84c2 BP |
63 | create_db () { |
64 | action "Creating empty database $DB_FILE" ovsdb_tool create "$DB_FILE" "$DB_SCHEMA" | |
65 | } | |
66 | ||
43bb5f82 BP |
67 | upgrade_db () { |
68 | schemaver=`ovsdb_tool schema-version "$DB_SCHEMA"` | |
69 | if test ! -e "$DB_FILE"; then | |
70 | log_warning_msg "$DB_FILE does not exist" | |
71 | install -d -m 755 -o root -g root `dirname $DB_FILE` | |
046d84c2 | 72 | create_db |
43bb5f82 BP |
73 | elif test X"`ovsdb_tool needs-conversion "$DB_FILE" "$DB_SCHEMA"`" != Xno; then |
74 | # Back up the old version. | |
75 | version=`ovsdb_tool db-version "$DB_FILE"` | |
76 | cksum=`ovsdb_tool db-cksum "$DB_FILE" | awk '{print $1}'` | |
65420cc6 | 77 | backup=$DB_FILE.backup$version-$cksum |
046d84c2 | 78 | action "Backing up database to $backup" cp "$DB_FILE" "$backup" || return 1 |
43bb5f82 BP |
79 | |
80 | # Compact database. This is important if the old schema did not enable | |
81 | # garbage collection (i.e. if it did not have any tables with "isRoot": | |
82 | # true) but the new schema does. In that situation the old database | |
83 | # may contain a transaction that creates a record followed by a | |
84 | # transaction that creates the first use of the record. Replaying that | |
85 | # series of transactions against the new database schema (as "convert" | |
86 | # does) would cause the record to be dropped by the first transaction, | |
87 | # then the second transaction would cause a referential integrity | |
88 | # failure (for a strong reference). | |
046d84c2 BP |
89 | # |
90 | # Errors might occur on an Open vSwitch downgrade if ovsdb-tool doesn't | |
91 | # understand some feature of the schema used in the OVSDB version that | |
92 | # we're downgrading from, so we don't give up on error. | |
65420cc6 | 93 | action "Compacting database" ovsdb_tool compact "$DB_FILE" |
43bb5f82 BP |
94 | |
95 | # Upgrade or downgrade schema. | |
046d84c2 BP |
96 | if action "Converting database schema" ovsdb_tool convert "$DB_FILE" "$DB_SCHEMA"; then |
97 | : | |
98 | else | |
99 | log_warning_msg "Schema conversion failed, using empty database instead" | |
100 | rm -f "$DB_FILE" | |
101 | create_db | |
102 | fi | |
43bb5f82 BP |
103 | fi |
104 | } | |
105 | ||
106 | set_system_ids () { | |
107 | set ovs_vsctl set Open_vSwitch . | |
108 | ||
109 | OVS_VERSION=`ovs-vswitchd --version | sed 's/.*) //;1q'` | |
110 | set "$@" ovs-version="$OVS_VERSION" | |
111 | ||
112 | case $SYSTEM_ID in | |
113 | random) | |
114 | id_file=$etcdir/system-id.conf | |
115 | uuid_file=$etcdir/install_uuid.conf | |
116 | if test -e "$id_file"; then | |
117 | SYSTEM_ID=`cat "$id_file"` | |
118 | elif test -e "$uuid_file"; then | |
119 | # Migrate from old file name. | |
120 | . "$uuid_file" | |
121 | SYSTEM_ID=$INSTALLATION_UUID | |
122 | echo "$SYSTEM_ID" > "$id_file" | |
123 | elif SYSTEM_ID=`uuidgen`; then | |
124 | echo "$SYSTEM_ID" > "$id_file" | |
125 | else | |
126 | log_failure_msg "missing uuidgen, could not generate system ID" | |
127 | fi | |
128 | ;; | |
129 | ||
130 | '') | |
131 | log_failure_msg "system ID not configured, please use --system-id" | |
132 | ;; | |
133 | ||
134 | *) | |
135 | ;; | |
136 | esac | |
137 | set "$@" external-ids:system-id="\"$SYSTEM_ID\"" | |
138 | ||
139 | if test X"$SYSTEM_TYPE" != X; then | |
140 | set "$@" system-type="\"$SYSTEM_TYPE\"" | |
141 | else | |
142 | log_failure_msg "no default system type, please use --system-type" | |
143 | fi | |
144 | ||
145 | if test X"$SYSTEM_VERSION" != X; then | |
146 | set "$@" system-version="\"$SYSTEM_VERSION\"" | |
147 | else | |
148 | log_failure_msg "no default system version, please use --system-version" | |
149 | fi | |
150 | ||
151 | action "Configuring Open vSwitch system IDs" "$@" $extra_ids | |
152 | } | |
153 | ||
522839ab | 154 | check_force_cores () { |
43bb5f82 | 155 | if test X"$FORCE_COREFILES" = Xyes; then |
a5d873f4 | 156 | ulimit -c 67108864 |
43bb5f82 | 157 | fi |
522839ab | 158 | } |
43bb5f82 | 159 | |
522839ab JP |
160 | start_ovsdb () { |
161 | check_force_cores | |
43bb5f82 BP |
162 | |
163 | if daemon_is_running ovsdb-server; then | |
c707d418 | 164 | log_success_msg "ovsdb-server is already running" |
43bb5f82 | 165 | else |
c707d418 JP |
166 | # Create initial database or upgrade database schema. |
167 | upgrade_db || return 1 | |
168 | ||
169 | # Start ovsdb-server. | |
170 | set ovsdb-server "$DB_FILE" | |
b4e8d170 BP |
171 | for db in $EXTRA_DBS; do |
172 | case $db in | |
173 | /*) ;; | |
174 | *) db=$dbdir/$db ;; | |
175 | esac | |
176 | ||
177 | if test ! -f "$db"; then | |
178 | log_warning_msg "$db (from \$EXTRA_DBS) does not exist." | |
179 | elif ovsdb-tool db-version "$db" >/dev/null; then | |
180 | set "$@" "$db" | |
181 | else | |
182 | log_warning_msg "$db (from \$EXTRA_DBS) cannot be read as a database (see error message above)" | |
183 | fi | |
184 | done | |
c707d418 JP |
185 | set "$@" -vconsole:emer -vsyslog:err -vfile:info |
186 | set "$@" --remote=punix:"$DB_SOCK" | |
4206b80f HM |
187 | set "$@" --private-key=db:Open_vSwitch,SSL,private_key |
188 | set "$@" --certificate=db:Open_vSwitch,SSL,certificate | |
189 | set "$@" --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert | |
c707d418 | 190 | start_daemon "$OVSDB_SERVER_PRIORITY" "$OVSDB_SERVER_WRAPPER" "$@" \ |
d0c06099 | 191 | || return 1 |
43bb5f82 | 192 | |
c707d418 JP |
193 | # Initialize database settings. |
194 | ovs_vsctl -- init -- set Open_vSwitch . db-version="$schemaver" \ | |
195 | || return 1 | |
196 | set_system_ids || return 1 | |
197 | if test X"$DELETE_BRIDGES" = Xyes; then | |
43bb5f82 | 198 | for bridge in `ovs_vsctl list-br`; do |
c707d418 | 199 | ovs_vsctl del-br $bridge |
43bb5f82 | 200 | done |
c707d418 | 201 | fi |
43bb5f82 | 202 | fi |
522839ab JP |
203 | } |
204 | ||
1259a0c4 GS |
205 | add_managers () { |
206 | # Now that ovs-vswitchd has started and completed its initial | |
207 | # configuration, tell ovsdb-server to conenct to the remote managers. We | |
208 | # used to do this at ovsdb-server startup time, but waiting for | |
209 | # ovs-vswitchd to finish configuring means that remote managers see less | |
210 | # churn in the database at startup or restart. (For example, managers | |
211 | # won't briefly see empty datapath-id or ofport columns for records that | |
212 | # exist at startup.) | |
213 | action "Enabling remote OVSDB managers" \ | |
214 | ovs-appctl -t ovsdb-server ovsdb-server/add-remote \ | |
215 | db:Open_vSwitch,Open_vSwitch,manager_options | |
216 | } | |
217 | ||
522839ab JP |
218 | start_forwarding () { |
219 | check_force_cores | |
220 | ||
221 | insert_mod_if_required || return 1 | |
43bb5f82 BP |
222 | |
223 | if daemon_is_running ovs-vswitchd; then | |
c707d418 | 224 | log_success_msg "ovs-vswitchd is already running" |
43bb5f82 | 225 | else |
c707d418 | 226 | # Increase the limit on the number of open file descriptors. |
12b79160 BP |
227 | # On Linux, ovs-vswitchd needs about one file descriptor per |
228 | # switch port, so this allows a very large number of switch | |
229 | # ports. | |
c707d418 JP |
230 | ulimit -n 5000 |
231 | ||
232 | # Start ovs-vswitchd. | |
233 | set ovs-vswitchd unix:"$DB_SOCK" | |
234 | set "$@" -vconsole:emer -vsyslog:err -vfile:info | |
235 | if test X"$MLOCKALL" != Xno; then | |
236 | set "$@" --mlockall | |
237 | fi | |
238 | start_daemon "$OVS_VSWITCHD_PRIORITY" "$OVS_VSWITCHD_WRAPPER" "$@" | |
43bb5f82 BP |
239 | fi |
240 | } | |
241 | ||
242 | ## ---- ## | |
243 | ## stop ## | |
244 | ## ---- ## | |
245 | ||
522839ab JP |
246 | stop_ovsdb () { |
247 | stop_daemon ovsdb-server | |
248 | } | |
249 | ||
250 | stop_forwarding () { | |
43bb5f82 | 251 | stop_daemon ovs-vswitchd |
43bb5f82 BP |
252 | } |
253 | ||
254 | ## ----------------- ## | |
255 | ## force-reload-kmod ## | |
256 | ## ----------------- ## | |
257 | ||
258 | internal_interfaces () { | |
259 | # Outputs a list of internal interfaces: | |
260 | # | |
261 | # - There is an internal interface for every bridge, whether it | |
262 | # has an Interface record or not and whether the Interface | |
263 | # record's 'type' is properly set or not. | |
264 | # | |
265 | # - There is an internal interface for each Interface record whose | |
266 | # 'type' is 'internal'. | |
267 | # | |
268 | # But ignore interfaces that don't really exist. | |
269 | for d in `(ovs_vsctl --bare \ | |
270 | -- --columns=name find Interface type=internal \ | |
c707d418 | 271 | -- list-br) | sort -u` |
43bb5f82 BP |
272 | do |
273 | if test -e "/sys/class/net/$d"; then | |
c707d418 JP |
274 | printf "%s " "$d" |
275 | fi | |
43bb5f82 BP |
276 | done |
277 | } | |
278 | ||
16774462 GS |
279 | ovs_save () { |
280 | bridges=`ovs_vsctl -- --real list-br` | |
281 | if [ -n "${bridges}" ] && \ | |
282 | "$datadir/scripts/ovs-save" "$1" ${bridges} > "$2"; then | |
283 | chmod +x "$2" | |
284 | return 0 | |
a4175433 | 285 | fi |
16774462 GS |
286 | [ -z "${bridges}" ] && return 0 |
287 | } | |
288 | ||
289 | save_ofports_if_required () { | |
290 | # Save ofports if we are upgrading from a pre-1.10 branch. | |
291 | case `ovs-appctl version | sed 1q` in | |
292 | "ovs-vswitchd (Open vSwitch) 1."[0-9].*) | |
293 | action "Saving ofport values" ovs_save save-ofports \ | |
737af96d | 294 | "${script_ofports}" |
16774462 | 295 | ;; |
16774462 | 296 | esac |
a4175433 GS |
297 | } |
298 | ||
751d0ddb | 299 | save_interfaces () { |
a4175433 GS |
300 | "$datadir/scripts/ovs-save" save-interfaces ${ifaces} \ |
301 | > "${script_interfaces}" | |
302 | } | |
303 | ||
16774462 | 304 | restore_ofports () { |
737af96d | 305 | [ -x "${script_ofports}" ] && \ |
16774462 GS |
306 | action "Restoring ofport values" "${script_ofports}" |
307 | } | |
308 | ||
407b1473 GS |
309 | flow_restore_wait () { |
310 | ovs_vsctl set open_vswitch . other_config:flow-restore-wait="true" | |
311 | } | |
312 | ||
313 | flow_restore_complete () { | |
314 | ovs_vsctl --if-exists remove open_vswitch . other_config \ | |
315 | flow-restore-wait="true" | |
316 | } | |
317 | ||
a4175433 | 318 | restore_flows () { |
737af96d | 319 | [ -x "${script_flows}" ] && \ |
a4175433 | 320 | action "Restoring saved flows" "${script_flows}" |
751d0ddb BP |
321 | } |
322 | ||
737af96d GS |
323 | restore_interfaces () { |
324 | [ ! -x "${script_interfaces}" ] && return 0 | |
325 | action "Restoring interface configuration" "${script_interfaces}" | |
326 | rc=$? | |
327 | if test $rc = 0; then | |
328 | level=debug | |
329 | else | |
330 | level=err | |
331 | fi | |
332 | log="logger -p daemon.$level -t ovs-save" | |
a3a0a7a0 | 333 | $log "interface restore script exited with status $rc:" |
737af96d GS |
334 | $log -f "$script_interfaces" |
335 | } | |
43bb5f82 | 336 | |
737af96d | 337 | init_restore_scripts () { |
a4175433 | 338 | script_interfaces=`mktemp` |
a4175433 | 339 | script_flows=`mktemp` |
16774462 GS |
340 | script_ofports=`mktemp` |
341 | trap 'rm -f "${script_interfaces}" "${script_flows}" "${script_ofports}"' 0 | |
737af96d | 342 | } |
a4175433 | 343 | |
737af96d GS |
344 | force_reload_kmod () { |
345 | ifaces=`internal_interfaces` | |
346 | action "Detected internal interfaces: $ifaces" true | |
347 | ||
348 | init_restore_scripts | |
349 | ||
350 | action "Saving flows" ovs_save save-flows "${script_flows}" | |
16774462 GS |
351 | |
352 | save_ofports_if_required | |
a4175433 | 353 | |
522839ab JP |
354 | # Restart the database first, since a large database may take a |
355 | # while to load, and we want to minimize forwarding disruption. | |
356 | stop_ovsdb | |
357 | start_ovsdb | |
358 | ||
16774462 GS |
359 | # Restore of ofports should happen before vswitchd is restarted. |
360 | restore_ofports | |
361 | ||
522839ab | 362 | stop_forwarding |
43bb5f82 | 363 | |
bb9f6963 | 364 | if action "Saving interface configuration" save_interfaces; then |
43bb5f82 BP |
365 | : |
366 | else | |
367 | log_warning_msg "Failed to save configuration, not replacing kernel module" | |
522839ab | 368 | start_forwarding |
1259a0c4 | 369 | add_managers |
43bb5f82 BP |
370 | exit 1 |
371 | fi | |
a4175433 GS |
372 | chmod +x "$script_interfaces" |
373 | ||
0311d4f4 | 374 | for dp in `ovs-dpctl dump-dps`; do |
de061b24 | 375 | action "Removing datapath: $dp" ovs-dpctl del-dp "$dp" |
43bb5f82 BP |
376 | done |
377 | ||
9b80f761 | 378 | # try both old and new names in case this is post upgrade |
43bb5f82 BP |
379 | if test -e /sys/module/openvswitch_mod; then |
380 | action "Removing openvswitch module" rmmod openvswitch_mod | |
9b80f761 CW |
381 | elif test -e /sys/module/openvswitch; then |
382 | action "Removing openvswitch module" rmmod openvswitch | |
43bb5f82 BP |
383 | fi |
384 | ||
407b1473 GS |
385 | # Start vswitchd by asking it to wait till flow restore is finished. |
386 | flow_restore_wait | |
522839ab | 387 | start_forwarding |
43bb5f82 | 388 | |
407b1473 | 389 | # Restore saved flows and inform vswitchd that we are done. |
a4175433 | 390 | restore_flows |
407b1473 | 391 | flow_restore_complete |
1259a0c4 | 392 | add_managers |
a4175433 | 393 | |
737af96d | 394 | restore_interfaces |
2dc7590d BP |
395 | |
396 | "$datadir/scripts/ovs-check-dead-ifs" | |
43bb5f82 BP |
397 | } |
398 | ||
a4175433 GS |
399 | ## ------- ## |
400 | ## restart ## | |
401 | ## ------- ## | |
402 | ||
a3a0a7a0 GS |
403 | save_interfaces_if_required () { |
404 | # Save interfaces if we are upgrading from a pre-1.10 branch. | |
405 | case `ovs-appctl version | sed 1q` in | |
406 | "ovs-vswitchd (Open vSwitch) 1."[0-9].*) | |
407 | ifaces=`internal_interfaces` | |
408 | action "Detected internal interfaces: $ifaces" true | |
409 | if action "Saving interface configuration" save_interfaces; then | |
410 | chmod +x "$script_interfaces" | |
411 | fi | |
412 | ;; | |
413 | esac | |
414 | } | |
415 | ||
a4175433 | 416 | restart () { |
03d589af | 417 | if daemon_is_running ovsdb-server && daemon_is_running ovs-vswitchd; then |
a3a0a7a0 GS |
418 | init_restore_scripts |
419 | save_interfaces_if_required | |
420 | action "Saving flows" ovs_save save-flows "${script_flows}" | |
421 | save_ofports_if_required | |
03d589af | 422 | fi |
a4175433 GS |
423 | |
424 | # Restart the database first, since a large database may take a | |
425 | # while to load, and we want to minimize forwarding disruption. | |
426 | stop_ovsdb | |
427 | start_ovsdb | |
428 | ||
a3a0a7a0 GS |
429 | # Restore of ofports, if required, should happen before vswitchd is |
430 | # restarted. | |
431 | restore_ofports | |
432 | ||
a4175433 | 433 | stop_forwarding |
407b1473 GS |
434 | |
435 | # Start vswitchd by asking it to wait till flow restore is finished. | |
436 | flow_restore_wait | |
a4175433 GS |
437 | start_forwarding |
438 | ||
407b1473 | 439 | # Restore saved flows and inform vswitchd that we are done. |
a3a0a7a0 | 440 | restore_flows |
407b1473 | 441 | flow_restore_complete |
1259a0c4 | 442 | add_managers |
a3a0a7a0 GS |
443 | |
444 | # Restore the interfaces if required. Return true even if restore fails. | |
445 | restore_interfaces || true | |
a4175433 GS |
446 | } |
447 | ||
b3a375f2 BP |
448 | ## --------------- ## |
449 | ## enable-protocol ## | |
450 | ## --------------- ## | |
451 | ||
452 | enable_protocol () { | |
b053c7c1 BP |
453 | # Translate the protocol name to a number, because "iptables -n -L" prints |
454 | # some protocols by name (despite the -n) and therefore we need to look for | |
455 | # both forms. | |
456 | # | |
457 | # (iptables -S output is more uniform but old iptables doesn't have it.) | |
458 | protonum=`grep "^$PROTOCOL[ ]" /etc/protocols | awk '{print $2}'` | |
459 | if expr X"$protonum" : X'[0-9]\{1,\}$' > /dev/null; then :; else | |
460 | log_failure_msg "unknown protocol $PROTOCOL" | |
461 | return 1 | |
462 | fi | |
463 | ||
b3a375f2 | 464 | name=$PROTOCOL |
b053c7c1 BP |
465 | match="(\$2 == \"$PROTOCOL\" || \$2 == $protonum)" |
466 | insert="iptables -I INPUT -p $PROTOCOL" | |
b3a375f2 | 467 | if test X"$DPORT" != X; then |
b3a375f2 | 468 | name="$name to port $DPORT" |
b053c7c1 BP |
469 | match="$match && /dpt:$DPORT/" |
470 | insert="$insert --dport $DPORT" | |
b3a375f2 BP |
471 | fi |
472 | if test X"$SPORT" != X; then | |
b3a375f2 | 473 | name="$name from port $SPORT" |
b053c7c1 BP |
474 | match="$match && /spt:$SPORT/" |
475 | insert="$insert --sport $SPORT" | |
b3a375f2 | 476 | fi |
b3a375f2 BP |
477 | insert="$insert -j ACCEPT" |
478 | ||
b053c7c1 BP |
479 | if (iptables -n -L INPUT) >/dev/null 2>&1; then |
480 | if iptables -n -L INPUT | awk "$match { n++ } END { exit n == 0 }" | |
481 | then | |
482 | # There's already a rule for this protocol. Don't override it. | |
483 | log_success_msg "iptables already has a rule for $name, not explicitly enabling" | |
484 | else | |
485 | action "Enabling $name with iptables" $insert | |
486 | fi | |
b3a375f2 | 487 | elif (iptables --version) >/dev/null 2>&1; then |
b3a375f2 | 488 | action "cannot list iptables rules, not adding a rule for $name" |
2ae9d860 BP |
489 | else |
490 | action "iptables binary not installed, not adding a rule for $name" | |
b3a375f2 BP |
491 | fi |
492 | } | |
493 | ||
43bb5f82 BP |
494 | ## ---- ## |
495 | ## main ## | |
496 | ## ---- ## | |
497 | ||
498 | set_defaults () { | |
499 | SYSTEM_ID= | |
500 | ||
501 | DELETE_BRIDGES=no | |
502 | ||
503 | DAEMON_CWD=/ | |
504 | FORCE_COREFILES=yes | |
505 | MLOCKALL=yes | |
506 | OVSDB_SERVER_PRIORITY=-10 | |
507 | OVS_VSWITCHD_PRIORITY=-10 | |
d0c06099 BP |
508 | OVSDB_SERVER_WRAPPER= |
509 | OVS_VSWITCHD_WRAPPER= | |
43bb5f82 | 510 | |
f973f2af | 511 | DB_FILE=$dbdir/conf.db |
43bb5f82 BP |
512 | DB_SOCK=$rundir/db.sock |
513 | DB_SCHEMA=$datadir/vswitch.ovsschema | |
b4e8d170 | 514 | EXTRA_DBS= |
43bb5f82 | 515 | |
b3a375f2 BP |
516 | PROTOCOL=gre |
517 | DPORT= | |
518 | SPORT= | |
519 | ||
a685eb5a GS |
520 | type_file=$etcdir/system-type.conf |
521 | version_file=$etcdir/system-version.conf | |
522 | ||
523 | if test -e "$type_file" ; then | |
524 | SYSTEM_TYPE=`cat $type_file` | |
525 | SYSTEM_VERSION=`cat $version_file` | |
526 | elif (lsb_release --id) >/dev/null 2>&1; then | |
43bb5f82 BP |
527 | SYSTEM_TYPE=`lsb_release --id -s` |
528 | system_release=`lsb_release --release -s` | |
529 | system_codename=`lsb_release --codename -s` | |
530 | SYSTEM_VERSION="${system_release}-${system_codename}" | |
531 | else | |
532 | SYSTEM_TYPE=unknown | |
533 | SYSTEM_VERSION=unknown | |
534 | fi | |
535 | } | |
536 | ||
537 | usage () { | |
538 | set_defaults | |
539 | cat <<EOF | |
540 | $0: controls Open vSwitch daemons | |
541 | usage: $0 [OPTIONS] COMMAND | |
542 | ||
543 | This program is intended to be invoked internally by Open vSwitch startup | |
544 | scripts. System administrators should not normally invoke it directly. | |
545 | ||
546 | Commands: | |
547 | start start Open vSwitch daemons | |
548 | stop stop Open vSwitch daemons | |
a4175433 | 549 | restart stop and start Open vSwitch daemons |
43bb5f82 BP |
550 | status check whether Open vSwitch daemons are running |
551 | version print versions of Open vSwitch daemons | |
da3db88f | 552 | load-kmod insert modules if not already present |
43bb5f82 BP |
553 | force-reload-kmod save OVS network device state, stop OVS, unload kernel |
554 | module, reload kernel module, start OVS, restore state | |
b3a375f2 | 555 | enable-protocol enable protocol specified in options with iptables |
43bb5f82 BP |
556 | help display this help message |
557 | ||
a4175433 | 558 | One of the following options is required for "start", "restart" and "force-reload-kmod": |
43bb5f82 BP |
559 | --system-id=UUID set specific ID to uniquely identify this system |
560 | --system-id=random use a random but persistent UUID to identify this system | |
561 | ||
a4175433 | 562 | Other important options for "start", "restart" and "force-reload-kmod": |
43bb5f82 BP |
563 | --system-type=TYPE set system type (e.g. "XenServer") |
564 | --system-version=VERSION set system version (e.g. "5.6.100-39265p") | |
565 | --external-id="key=value" | |
566 | add given key-value pair to Open_vSwitch external-ids | |
567 | --delete-bridges delete all bridges just before starting ovs-vswitchd | |
568 | ||
a4175433 | 569 | Less important options for "start", "restart" and "force-reload-kmod": |
9fc47ed7 BP |
570 | --daemon-cwd=DIR set working dir for OVS daemons (default: $DAEMON_CWD) |
571 | --no-force-corefiles do not force on core dumps for OVS daemons | |
572 | --no-mlockall do not lock all of ovs-vswitchd into memory | |
573 | --ovsdb-server-priority=NICE set ovsdb-server's niceness (default: $OVSDB_SERVER_PRIORITY) | |
574 | --ovs-vswitchd-priority=NICE set ovs-vswitchd's niceness (default: $OVS_VSWITCHD_PRIORITY) | |
9fc47ed7 | 575 | |
a4175433 | 576 | Debugging options for "start", "restart" and "force-reload-kmod": |
d0c06099 BP |
577 | --ovsdb-server-wrapper=WRAPPER |
578 | --ovs-vswitchd-wrapper=WRAPPER | |
579 | --ovs-vswitchd-wrapper=WRAPPER | |
580 | run specified daemon under WRAPPER (either 'valgrind' or 'strace') | |
581 | ||
43bb5f82 BP |
582 | File location options: |
583 | --db-file=FILE database file name (default: $DB_FILE) | |
584 | --db-sock=SOCKET JSON-RPC socket name (default: $DB_SOCK) | |
585 | --db-schema=FILE database schema file name (default: $DB_SCHEMA) | |
586 | ||
9fc47ed7 | 587 | Options for "enable-protocol": |
b3a375f2 BP |
588 | --protocol=PROTOCOL protocol to enable with iptables (default: gre) |
589 | --sport=PORT source port to match (for tcp or udp protocol) | |
590 | --dport=PORT ddestination port to match (for tcp or udp protocol) | |
591 | ||
43bb5f82 BP |
592 | Other options: |
593 | -h, --help display this help message | |
594 | -V, --version display version information | |
595 | ||
596 | Default directories with "configure" option and environment variable override: | |
f973f2af BP |
597 | logs: @LOGDIR@ (--with-logdir, OVS_LOGDIR) |
598 | pidfiles and sockets: @RUNDIR@ (--with-rundir, OVS_RUNDIR) | |
599 | conf.db: @DBDIR@ (--with-dbdir, OVS_DBDIR) | |
43bb5f82 BP |
600 | system configuration: @sysconfdir@ (--sysconfdir, OVS_SYSCONFDIR) |
601 | data files: @pkgdatadir@ (--pkgdatadir, OVS_PKGDATADIR) | |
602 | user binaries: @bindir@ (--bindir, OVS_BINDIR) | |
603 | system binaries: @sbindir@ (--sbindir, OVS_SBINDIR) | |
604 | ||
605 | Please report bugs to bugs@openvswitch.org (see REPORTING-BUGS for details). | |
606 | EOF | |
607 | ||
608 | exit 0 | |
609 | } | |
610 | ||
611 | set_option () { | |
612 | var=`echo "$option" | tr abcdefghijklmnopqrstuvwxyz- ABCDEFGHIJKLMNOPQRSTUVWXYZ_` | |
613 | eval set=\${$var+yes} | |
614 | eval old_value=\$$var | |
615 | if test X$set = X || \ | |
616 | (test $type = bool && \ | |
617 | test X"$old_value" != Xno && test X"$old_value" != Xyes); then | |
618 | echo >&2 "$0: unknown option \"$arg\" (use --help for help)" | |
619 | return | |
620 | fi | |
621 | eval $var=\$value | |
622 | } | |
623 | ||
9fc47ed7 BP |
624 | daemons () { |
625 | echo ovsdb-server ovs-vswitchd | |
9fc47ed7 BP |
626 | } |
627 | ||
43bb5f82 BP |
628 | set_defaults |
629 | extra_ids= | |
630 | command= | |
631 | for arg | |
632 | do | |
633 | case $arg in | |
634 | -h | --help) | |
635 | usage | |
636 | ;; | |
637 | -V | --version) | |
8a07709c | 638 | echo "$0 (Open vSwitch) $VERSION" |
43bb5f82 BP |
639 | exit 0 |
640 | ;; | |
641 | --external-id=*) | |
642 | value=`expr X"$arg" : 'X[^=]*=\(.*\)'` | |
643 | case $value in | |
644 | *=*) | |
645 | extra_ids="$extra_ids external-ids:$value" | |
646 | ;; | |
647 | *) | |
648 | echo >&2 "$0: --external-id argument not in the form \"key=value\"" | |
649 | exit 1 | |
650 | ;; | |
651 | esac | |
652 | ;; | |
653 | --[a-z]*=*) | |
654 | option=`expr X"$arg" : 'X--\([^=]*\)'` | |
655 | value=`expr X"$arg" : 'X[^=]*=\(.*\)'` | |
656 | type=string | |
657 | set_option | |
658 | ;; | |
659 | --no-[a-z]*) | |
660 | option=`expr X"$arg" : 'X--no-\(.*\)'` | |
661 | value=no | |
662 | type=bool | |
663 | set_option | |
664 | ;; | |
665 | --[a-z]*) | |
666 | option=`expr X"$arg" : 'X--\(.*\)'` | |
667 | value=yes | |
668 | type=bool | |
669 | set_option | |
670 | ;; | |
671 | -*) | |
672 | echo >&2 "$0: unknown option \"$arg\" (use --help for help)" | |
673 | exit 1 | |
674 | ;; | |
675 | *) | |
676 | if test X"$command" = X; then | |
677 | command=$arg | |
678 | else | |
679 | echo >&2 "$0: exactly one non-option argument required (use --help for help)" | |
680 | exit 1 | |
681 | fi | |
682 | ;; | |
683 | esac | |
684 | done | |
685 | case $command in | |
686 | start) | |
522839ab JP |
687 | start_ovsdb |
688 | start_forwarding | |
1259a0c4 | 689 | add_managers |
43bb5f82 BP |
690 | ;; |
691 | stop) | |
522839ab JP |
692 | stop_forwarding |
693 | stop_ovsdb | |
43bb5f82 | 694 | ;; |
a4175433 GS |
695 | restart) |
696 | restart | |
697 | ;; | |
43bb5f82 | 698 | status) |
9fc47ed7 BP |
699 | rc=0 |
700 | for daemon in `daemons`; do | |
701 | daemon_status $daemon || rc=$? | |
702 | done | |
703 | exit $rc | |
43bb5f82 BP |
704 | ;; |
705 | version) | |
9fc47ed7 BP |
706 | for daemon in `daemons`; do |
707 | $daemon --version | |
708 | done | |
43bb5f82 BP |
709 | ;; |
710 | force-reload-kmod) | |
c707d418 | 711 | force_reload_kmod |
43bb5f82 | 712 | ;; |
da3db88f SH |
713 | load-kmod) |
714 | insert_mod_if_required | |
715 | ;; | |
b3a375f2 BP |
716 | enable-protocol) |
717 | enable_protocol | |
718 | ;; | |
43bb5f82 BP |
719 | help) |
720 | usage | |
721 | ;; | |
722 | '') | |
723 | echo >&2 "$0: missing command name (use --help for help)" | |
724 | exit 1 | |
725 | ;; | |
726 | *) | |
727 | echo >&2 "$0: unknown command \"$command\" (use --help for help)" | |
728 | exit 1 | |
729 | ;; | |
730 | esac |