1 OVS_START_SHELL_HELPERS
2 # ovsdb_check_cluster N_SERVERS SCHEMA_FUNC OUTPUT TRANSACTION...
3 ovsdb_check_cluster () {
4 local n=$1 schema_func=$2 output=$3
8 schema=`ovsdb-tool schema-name schema`
9 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db schema unix:s1.raft], [0], [], [stderr])
10 AT_CHECK([grep -v 'from ephemeral to persistent' stderr], [1])
11 cid=`ovsdb-tool db-cid s1.db`
12 for i in `seq 2 $n`; do
13 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema unix:s$i.raft unix:s1.raft])
16 on_exit 'kill `cat *.pid`'
18 AT_CHECK([ovsdb-server -vraft -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
21 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema connected])
26 AT_CHECK([ovsdb-client -vjsonrpc -vconsole:off -vsyslog:off -vvlog:off --log-file transact unix:s1.ovsdb,unix:s2.ovsdb,unix:s3.ovsdb "$txn"], [0], [stdout])
29 AT_CHECK_UNQUOTED([uuidfilt output], [0], [$output])
31 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
34 AT_CHECK([ovsdb-tool check-cluster s*.db])
38 # Test a 1-server cluster.
39 AT_BANNER([OVSDB - clustered transactions (1 server)])
40 m4_define([OVSDB_CHECK_EXECUTION],
41 [AT_SETUP([$1 - cluster of 1])
42 AT_KEYWORDS([ovsdb server positive unix cluster cluster1 $5])
43 ovsdb_check_cluster 1 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
47 # Test a 3-server cluster.
48 AT_BANNER([OVSDB - clustered transactions (3 servers)])
49 m4_define([OVSDB_CHECK_EXECUTION],
50 [AT_SETUP([$1 - cluster of 3])
51 AT_KEYWORDS([ovsdb server positive unix cluster cluster3 $5])
52 ovsdb_check_cluster 3 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
56 # Test a 5-server cluster.
57 AT_BANNER([OVSDB - clustered transactions (5 servers)])
58 m4_define([OVSDB_CHECK_EXECUTION],
59 [AT_SETUP([$1 - cluster of 5])
60 AT_KEYWORDS([ovsdb server positive unix cluster cluster5 $5])
61 ovsdb_check_cluster 5 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
66 AT_BANNER([OVSDB - disconnect from cluster])
68 OVS_START_SHELL_HELPERS
69 # ovsdb_test_cluster_disconnect N_SERVERS LEADER_OR_FOLLOWER [CHECK_FLAPPING]
70 # Test server disconnected from the cluster.
71 # N_SERVERS: Number of servers in the cluster.
72 # LEADER_OR_FOLLOWER: The role of the server that is disconnected from the
73 # cluster: "leader" or "follower".
74 # CHECK_FLAPPING: Whether to check if is_disconnected flapped. "yes", "no".
75 ovsdb_test_cluster_disconnect () {
79 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
80 ordinal_schema > schema
81 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db $abs_srcdir/idltest.ovsschema unix:s1.raft], [0], [], [stderr])
82 cid=`ovsdb-tool db-cid s1.db`
83 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
84 for i in `seq 2 $n`; do
85 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema_name unix:s$i.raft unix:s1.raft])
88 on_exit 'kill `cat *.pid`'
90 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
93 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
96 AT_CHECK([ovsdb-client transact unix:s1.ovsdb '[["idltest",
99 "row": {"i": 1}}]]'], [0], [ignore], [ignore])
101 # When a node is disconnected from the cluster, the IDL should disconnect
102 # and retry even if it uses a single remote, because the remote IP can be
103 # a VIP on a load-balance. So we use single remote to test here.
104 if test $leader_or_follower == "leader"; then
106 shutdown=`seq $(($n/2 + 1)) $n`
107 cleanup=`seq $(($n/2))`
111 # shutdown followers before the leader (s1) so that there is no chance for
112 # s$n to become leader during the process.
113 shutdown="`seq 2 $(($n/2 + 1))` 1"
114 cleanup=`seq $(($n/2 + 2)) $n`
116 echo shutdown=$shutdown
117 echo cleanup=$cleanup
119 # Connect to $target. Use "wait" to trigger a non-op transaction so
120 # that test-ovsdb will not quit.
122 test-ovsdb '-vPATTERN:console:test-ovsdb|%c|%m' -v -t10 idl unix:s$target.ovsdb '[["idltest",
125 "where": [["i", "==", 1]],
128 "rows": [{"i": 1}]}]]' > test-ovsdb.log 2>&1 &
129 echo $! > test-ovsdb.pid
131 OVS_WAIT_UNTIL([grep "000: i=1" test-ovsdb.log])
133 # Start collecting raft_is_connected logs for $target before shutting down
135 tail -f s$target.log > raft_is_connected.log &
138 # Shutdown the other servers so that $target is disconnected from the cluster.
139 for i in $shutdown; do
140 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
143 # The test-ovsdb should detect the disconnect and retry.
144 OVS_WAIT_UNTIL([grep disconnect test-ovsdb.log])
146 # The $target debug log should show raft_is_connected: false.
147 OVS_WAIT_UNTIL([grep "raft_is_connected: false" raft_is_connected.log])
149 # Save the current count of "raft_is_connected: true"
150 count_old=`grep "raft_is_connected: true" raft_is_connected.log | wc -l`
151 echo count_old $count_old
153 if test X$check_flapping == X"yes"; then
156 # Make sure raft_is_connected didn't flap from false to true.
157 count_new=`grep "raft_is_connected: true" raft_is_connected.log | wc -l`
158 echo count_new $count_new
159 AT_CHECK([test $count_new == $count_old])
161 for i in $cleanup; do
162 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
165 OVS_END_SHELL_HELPERS
167 AT_SETUP([OVSDB cluster - follower disconnect from cluster, single remote])
168 AT_KEYWORDS([ovsdb server negative unix cluster disconnect])
169 ovsdb_test_cluster_disconnect 3 follower
172 AT_SETUP([OVSDB cluster - leader disconnect from cluster, single remote])
173 AT_KEYWORDS([ovsdb server negative unix cluster disconnect])
174 ovsdb_test_cluster_disconnect 3 leader
177 AT_SETUP([OVSDB cluster - leader disconnect from cluster, check flapping])
178 AT_KEYWORDS([ovsdb server negative unix cluster disconnect])
179 ovsdb_test_cluster_disconnect 5 leader yes
182 AT_SETUP([OVSDB cluster - initial status should be disconnected])
183 AT_KEYWORDS([ovsdb server negative unix cluster disconnect])
186 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
187 ordinal_schema > schema
188 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db $abs_srcdir/idltest.ovsschema unix:s1.raft], [0], [], [stderr])
189 cid=`ovsdb-tool db-cid s1.db`
190 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
191 for i in `seq 2 $n`; do
192 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema_name unix:s$i.raft unix:s1.raft])
195 on_exit 'kill `cat *.pid`'
196 for i in `seq $n`; do
197 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
199 for i in `seq $n`; do
200 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
203 # Stop all servers, and start the s1 only, to test initial connection status
204 # when there is no leader yet.
205 for i in `seq 1 $n`; do
206 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
209 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
211 # The initial status should be disconnected. So wait should fail.
212 AT_CHECK([ovsdb_client_wait --timeout=1 unix:s$i.ovsdb $schema_name connected], [142], [ignore], [ignore])
213 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
219 AT_BANNER([OVSDB cluster election timer change])
221 AT_SETUP([OVSDB cluster - election timer change])
222 AT_KEYWORDS([ovsdb server positive unix cluster timer])
225 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
226 ordinal_schema > schema
227 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db $abs_srcdir/idltest.ovsschema unix:s1.raft], [0], [], [stderr])
228 cid=`ovsdb-tool db-cid s1.db`
229 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
230 for i in `seq 2 $n`; do
231 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema_name unix:s$i.raft unix:s1.raft])
234 on_exit 'kill `cat *.pid`'
235 for i in `seq $n`; do
236 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
238 for i in `seq $n`; do
239 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
242 # Change not allowed through follower.
243 AT_CHECK([ovs-appctl -t "`pwd`"/s2 cluster/change-election-timer $schema_name 2000], [2], [], [ignore])
245 # Timer cannot be changed to bigger than 2x the original value.
246 AT_CHECK([ovs-appctl -t "`pwd`"/s1 cluster/change-election-timer $schema_name 4000], [2], [], [ignore])
248 AT_CHECK([ovs-appctl -t "`pwd`"/s1 cluster/change-election-timer $schema_name 2000], [0], [dnl
249 change of election timer initiated.
251 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s1 cluster/status $schema_name | grep "Election timer: 2000"])
252 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s2 cluster/status $schema_name | grep "Election timer: 2000"])
254 AT_CHECK([ovs-appctl -t "`pwd`"/s1 cluster/change-election-timer $schema_name 4000], [0], [dnl
255 change of election timer initiated.
257 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s1 cluster/status $schema_name | grep "Election timer: 4000"])
258 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s2 cluster/status $schema_name | grep "Election timer: 4000"])
260 # Latest timer should be used after restart
261 for i in `seq $n`; do
262 printf "\ns$i: stopping\n"
263 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
265 for i in `seq $n`; do
266 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
268 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s1 cluster/status $schema_name | grep "Election timer: 4000"])
269 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s2 cluster/status $schema_name | grep "Election timer: 4000"])
271 # Wait until cluster is ready
272 for i in `seq $n`; do
273 OVS_WAIT_WHILE([ovs-appctl -t "`pwd`"/s$i cluster/status $schema_name | grep "Leader: unknown"])
276 # Latest timer should be restored after DB compact and restart.
277 # This is to test the install_snapshot RPC.
280 for i in `seq $n`; do
281 AT_CHECK([ovs-appctl -t "`pwd`"/s$i ovsdb-server/compact])
284 for i in `seq $n`; do
285 printf "\ns$i: stopping\n"
286 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
288 for i in `seq $n`; do
289 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
291 for i in `seq $n`; do
292 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s$i cluster/status $schema_name | grep "Election timer: 4000"])
295 # Wait until cluster is ready
296 for i in `seq $n`; do
297 OVS_WAIT_WHILE([ovs-appctl -t "`pwd`"/s$i cluster/status $schema_name | grep "Leader: unknown"])
300 # Newly joined member should use latest timer value
301 AT_CHECK([ovsdb-tool join-cluster s4.db $schema_name unix:s4.raft unix:s1.raft])
302 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s4.log --pidfile=s4.pid --unixctl=s4 --remote=punix:s4.ovsdb s4.db])
303 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s4 cluster/status $schema_name | grep "Election timer: 4000"])
304 # for i in `seq 10`; do
305 # ovs-appctl -t "`pwd`"/s4 cluster/status $schema_name
312 AT_BANNER([OVSDB cluster install snapshot RPC])
314 AT_SETUP([OVSDB cluster - install snapshot RPC])
315 AT_KEYWORDS([ovsdb server positive unix cluster snapshot])
318 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
319 ordinal_schema > schema
320 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db $abs_srcdir/idltest.ovsschema unix:s1.raft], [0], [], [stderr])
321 cid=`ovsdb-tool db-cid s1.db`
322 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
323 for i in `seq 2 $n`; do
324 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema_name unix:s$i.raft unix:s1.raft])
327 on_exit 'kill `cat *.pid`'
328 for i in `seq $n`; do
329 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
331 for i in `seq $n`; do
332 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
335 # Kill one follower (s2) and write some data to cluster, so that the follower is falling behind
336 printf "\ns2: stopping\n"
337 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s2], [s2.pid])
339 AT_CHECK([ovsdb-client transact unix:s1.ovsdb '[["idltest",
342 "row": {"i": 1}}]]'], [0], [ignore], [ignore])
344 # Compact leader online to generate snapshot
345 AT_CHECK([ovs-appctl -t "`pwd`"/s1 ovsdb-server/compact])
347 # Start the follower s2 again.
348 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s2.log --pidfile=s2.pid --unixctl=s2 --remote=punix:s2.ovsdb s2.db])
349 AT_CHECK([ovsdb_client_wait unix:s2.ovsdb $schema_name connected])
351 # A client transaction through s2. During this transaction, there will be a
352 # install_snapshot RPC because s2 detects it is behind and s1 doesn't have the
353 # pre_log_index requested by s2 because it is already compacted.
354 # After the install_snapshot RPC process, the transaction through s2 should
356 AT_CHECK([ovsdb-client transact unix:s2.ovsdb '[["idltest",
359 "row": {"i": 1}}]]'], [0], [ignore], [ignore])
361 for i in `seq $n`; do
362 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
369 OVS_START_SHELL_HELPERS
370 # ovsdb_cluster_failure_test SCHEMA_FUNC OUTPUT TRANSACTION...
371 ovsdb_cluster_failure_test () {
372 # Initial state: s1 is leader, s2 and s3 are followers
377 if test "$crash_node" == "1"; then
381 cp $top_srcdir/vswitchd/vswitch.ovsschema schema
382 schema=`ovsdb-tool schema-name schema`
383 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db schema unix:s1.raft], [0], [], [dnl
384 ovsdb|WARN|schema: changed 30 columns in 'Open_vSwitch' database from ephemeral to persistent, including 'status' column in 'Manager' table, because clusters do not support ephemeral columns
391 for j in `seq 1 $n`; do
392 if test $i != $j; then
393 others="$others unix:s$j.raft"
396 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema unix:s$i.raft $others])
400 printf "\ns$i: starting\n"
401 AT_CHECK([ovsdb-server -vjsonrpc -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
405 printf "\ns$i: waiting to connect to storage\n"
406 AT_CHECK([ovsdb_client_wait --log-file=connect$i.log unix:s$i.ovsdb $schema connected])
408 cid=`ovsdb-tool db-cid s1.db`
409 for i in `seq 2 $n`; do join_cluster $i; done
411 on_exit 'kill `cat *.pid`'
412 for i in `seq $n`; do start_server $i; done
413 for i in `seq $n`; do connect_server $i; done
415 db=unix:s$remote_1.ovsdb,unix:s$remote_2.ovsdb
417 # To ensure $new_leader node the new leader, we delay election timer for
418 # the other follower.
419 if test -n "$new_leader"; then
420 if test "$new_leader" == "2"; then
421 delay_election_node=3
423 delay_election_node=2
425 AT_CHECK([ovs-appctl -t "`pwd`"/s$delay_election_node cluster/failure-test delay-election], [0], [ignore])
427 AT_CHECK([ovs-appctl -t "`pwd`"/s$crash_node cluster/failure-test $crash_command], [0], [ignore])
428 AT_CHECK([ovs-vsctl -v --db="$db" --no-leader-only --no-shuffle-remotes --no-wait create QoS type=x], [0], [ignore], [ignore])
430 # Make sure that the node really crashed.
431 AT_CHECK([ls s$crash_node.ovsdb], [2], [ignore], [ignore])
432 # XXX: Client will fail if remotes contains unix socket that doesn't exist (killed).
433 if test "$remote_1" = "$crash_node"; then
434 db=unix:s$remote_2.ovsdb
436 AT_CHECK([ovs-vsctl --db="$db" --no-leader-only --no-wait --columns=type --bare list QoS], [0], [x
439 OVS_END_SHELL_HELPERS
440 AT_BANNER([OVSDB - cluster failure with pending transaction])
442 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash before sending appendReq, follower-2 becomes leader])
443 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
444 ovsdb_cluster_failure_test 2 3 1 crash-before-sending-append-request 2
447 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash before sending appendReq, follower-3 becomes leader])
448 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
449 ovsdb_cluster_failure_test 2 3 1 crash-before-sending-append-request 3
452 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash before sending execRep, follower-2 becomes leader])
453 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
454 ovsdb_cluster_failure_test 2 3 1 crash-before-sending-execute-command-reply 2
457 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash before sending execRep, follower-3 becomes leader])
458 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
459 ovsdb_cluster_failure_test 2 3 1 crash-before-sending-execute-command-reply 3
462 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash after sending execRep, follower-2 becomes leader])
463 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
464 ovsdb_cluster_failure_test 2 3 1 crash-after-sending-execute-command-reply 2
467 AT_SETUP([OVSDB cluster - txn on follower-2, leader crash after sending execRep, follower-3 becomes leader])
468 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
469 ovsdb_cluster_failure_test 2 3 1 crash-after-sending-execute-command-reply 3
472 AT_SETUP([OVSDB cluster - txn on leader, leader crash before sending appendReq, follower-2 becomes leader])
473 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
474 ovsdb_cluster_failure_test 1 2 1 crash-before-sending-append-request 2
477 AT_SETUP([OVSDB cluster - txn on leader, leader crash before sending appendReq, follower-3 becomes leader])
478 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
479 ovsdb_cluster_failure_test 1 2 1 crash-before-sending-append-request 3
482 AT_SETUP([OVSDB cluster - txn on leader, leader crash after sending appendReq, follower-2 becomes leader])
483 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
484 # XXX: Detect and skip repeated transaction before enabling this test
486 ovsdb_cluster_failure_test 1 2 1 crash-after-sending-append-request 2
489 AT_SETUP([OVSDB cluster - txn on leader, leader crash after sending appendReq, follower-3 becomes leader])
490 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
491 # XXX: Detect and skip repeated transaction before enabling this test
493 ovsdb_cluster_failure_test 1 2 1 crash-after-sending-append-request 3
496 AT_SETUP([OVSDB cluster - txn on follower-2, follower-2 crash before sending execReq, reconnect to follower-3])
497 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
498 ovsdb_cluster_failure_test 2 3 2 crash-before-sending-execute-command-request
501 AT_SETUP([OVSDB cluster - txn on follower-2, follower-2 crash before sending execReq, reconnect to leader])
502 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
503 ovsdb_cluster_failure_test 2 1 2 crash-before-sending-execute-command-request
506 AT_SETUP([OVSDB cluster - txn on follower-2, follower-2 crash after sending execReq, reconnect to follower-3])
507 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
508 # XXX: Detect and skip repeated transaction before enabling this test
510 ovsdb_cluster_failure_test 2 3 2 crash-after-sending-execute-command-request
513 AT_SETUP([OVSDB cluster - txn on follower-2, follower-2 crash after sending execReq, reconnect to leader])
514 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
515 # XXX: Detect and skip repeated transaction before enabling this test
517 ovsdb_cluster_failure_test 2 1 2 crash-after-sending-execute-command-request
520 AT_SETUP([OVSDB cluster - txn on leader, follower-2 crash after receiving appendReq for the update])
521 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
522 ovsdb_cluster_failure_test 1 1 2 crash-after-receiving-append-request-update
525 AT_SETUP([OVSDB cluster - txn on follower-2, follower-3 crash after receiving appendReq for the update])
526 AT_KEYWORDS([ovsdb server negative unix cluster pending-txn])
527 ovsdb_cluster_failure_test 2 2 3 crash-after-receiving-append-request-update
531 AT_SETUP([OVSDB cluster - competing candidates])
532 AT_KEYWORDS([ovsdb server negative unix cluster competing-candidates])
535 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
536 ordinal_schema > schema
537 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db $abs_srcdir/idltest.ovsschema unix:s1.raft], [0], [], [stderr])
538 cid=`ovsdb-tool db-cid s1.db`
539 schema_name=`ovsdb-tool schema-name $abs_srcdir/idltest.ovsschema`
540 for i in `seq 2 $n`; do
541 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema_name unix:s$i.raft unix:s1.raft])
544 on_exit 'kill `cat *.pid`'
545 for i in `seq $n`; do
546 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
548 for i in `seq $n`; do
549 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
552 # We need to simulate the situation when 2 candidates starts election with same
555 # Before triggering leader election, tell follower s2 don't send vote request (simulating
556 # vote-request lost or not handled in time), and tell follower s3 to delay
557 # election timer to make sure s3 doesn't send vote-request before s2 enters
559 AT_CHECK([ovs-appctl -t "`pwd`"/s2 cluster/failure-test dont-send-vote-request], [0], [ignore])
560 AT_CHECK([ovs-appctl -t "`pwd`"/s3 cluster/failure-test delay-election], [0], [ignore])
562 # Restart leader, which will become follower, and both old followers will start
563 # election as candidate. The new follower (old leader) will vote one of them,
564 # and the other candidate should step back as follower as again.
566 AT_CHECK([ovsdb-server -v -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s1.log --pidfile=s1.pid --unixctl=s1 --remote=punix:s1.ovsdb s1.db])
568 # Tell s1 to delay election timer so that it won't start election before s3
570 AT_CHECK([ovs-appctl -t "`pwd`"/s1 cluster/failure-test delay-election], [0], [ignore])
572 OVS_WAIT_UNTIL([ovs-appctl -t "`pwd`"/s1 cluster/status $schema_name | grep "Term: 2"])
574 for i in `seq $n`; do
575 OVS_WAIT_WHILE([ovs-appctl -t "`pwd`"/s$i cluster/status $schema_name | grep "candidate"])
576 AT_CHECK([ovsdb_client_wait unix:s$i.ovsdb $schema_name connected])
579 for i in `seq $n`; do
580 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
586 AT_BANNER([OVSDB - cluster tests])
589 OVS_START_SHELL_HELPERS
590 ovsdb_torture_test () {
591 local n=$1 # Number of cluster members
592 local victim=$2 # Cluster member to kill or remove
593 local variant=$3 # 'kill' and restart or 'remove' and add
594 cp $top_srcdir/vswitchd/vswitch.ovsschema schema
595 schema=`ovsdb-tool schema-name schema`
596 AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db schema unix:s1.raft], [0], [], [dnl
597 ovsdb|WARN|schema: changed 30 columns in 'Open_vSwitch' database from ephemeral to persistent, including 'status' column in 'Manager' table, because clusters do not support ephemeral columns
603 for j in `seq 1 $n`; do
604 if test $i != $j; then
605 others="$others unix:s$j.raft"
608 AT_CHECK([ovsdb-tool join-cluster s$i.db $schema unix:s$i.raft $others])
613 printf "\ns$i: starting\n"
614 AT_CHECK([ovsdb-server -vjsonrpc -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
618 printf "\ns$i: stopping\n"
619 OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
623 printf "\ns$i: waiting to connect to storage\n"
624 AT_CHECK([ovsdb_client_wait --log-file=connect$i.log unix:s$i.ovsdb $schema connected])
628 printf "\ns$i: removing from cluster\n"
629 AT_CHECK([ovs-appctl -t "`pwd`"/s$i cluster/leave Open_vSwitch])
630 printf "\ns$i: waiting for removal to complete\n"
631 AT_CHECK([ovsdb_client_wait --log-file=remove$i.log unix:s$i.ovsdb $schema removed])
642 cid=`ovsdb-tool db-cid s1.db`
643 for i in `seq 2 $n`; do join_cluster $i; done
645 on_exit 'kill `cat *.pid`'
646 for i in `seq $n`; do start_server $i; done
647 for i in `seq $n`; do connect_server $i; done
650 for i in `seq 2 $n`; do
651 db=$db,unix:s$i.ovsdb
655 echo "starting $n1*$n2 ovs-vsctl processes..."
656 for i in $(seq 0 $(expr $n1 - 1) ); do
657 (for j in $(seq $n2); do
659 txn="add Open_vSwitch . external_ids $i-$j=$i-$j"
660 for k in $(seq $n3); do
661 txn="$txn -- add Open_vSwitch . external_ids $i-$j-$k=$i-$j-$k"
663 run_as "ovs-vsctl($i-$j)" ovs-vsctl "-vPATTERN:console:ovs-vsctl($i-$j)|%D{%H:%M:%S}|%05N|%c|%p|%m" --log-file=$i-$j.log -vfile -vsyslog:off -vtimeval:off --timeout=120 --db="$db" --no-leader-only --no-wait $txn
665 if test $status != 0; then
666 echo "$i-$j exited with status $status" > $i-$j:$status
674 echo "waiting for ovs-vsctl processes to exit..."
675 # Use file instead of var because code inside "while" runs in a subshell.
678 (while :; do echo; sleep 0.1; done) | while read REPLY; do
681 for j in $(seq 0 $(expr $n1 - 1)); do
682 if test -f $j.done; then
684 done=$(expr $done + 1)
688 if test $done = $n1; then
692 case $(cat phase) in # (
694 if test $done -ge $(expr $n1 / 10); then
695 if test $variant = kill; then
698 remove_server $victim
705 if test $i -ge $next; then
706 if test $variant = kill; then
708 connect_server $victim
720 AT_CHECK([if test $(cat phase) != 2; then exit 77; fi])
722 for i in $(seq 0 $(expr $n1 - 1) ); do
723 for j in `seq $n2`; do
725 for k in `seq $n3`; do
726 echo "$i-$j-$k=$i-$j-$k"
730 AT_CHECK([ovs-vsctl --db="$db" --no-wait --log-file=finalize.log -vtimeval:off -vfile -vsyslog:off --bare get Open_vSwitch . external-ids | tr ',' '\n' | sed 's/[[{}"" ]]//g' | sort], [0], [expout])
732 for i in `seq $n`; do
733 if test $i != $victim || test $(cat phase) != 1; then
738 # We ignore stdout because non-fatal warnings get printed there.
739 AT_CHECK([ovsdb-tool check-cluster s*.db], [0], [ignore])
741 OVS_END_SHELL_HELPERS
743 AT_SETUP([OVSDB 3-server torture test - kill/restart leader])
744 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
745 ovsdb_torture_test 3 1 kill
747 AT_SETUP([OVSDB 3-server torture test - kill/restart follower 1])
748 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
749 ovsdb_torture_test 3 2 kill
751 AT_SETUP([OVSDB 3-server torture test - kill/restart follower 2])
752 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
753 ovsdb_torture_test 3 3 kill
755 AT_SETUP([OVSDB 5-server torture test - kill/restart leader])
756 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
757 ovsdb_torture_test 5 1 kill
759 AT_SETUP([OVSDB 5-server torture test - kill/restart follower 1])
760 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
761 ovsdb_torture_test 5 2 kill
763 AT_SETUP([OVSDB 5-server torture test - kill/restart follower 2])
764 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
765 ovsdb_torture_test 5 3 kill
767 AT_SETUP([OVSDB 5-server torture test - kill/restart follower 3])
768 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
769 ovsdb_torture_test 5 4 kill
771 AT_SETUP([OVSDB 5-server torture test - kill/restart follower 4])
772 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
773 ovsdb_torture_test 5 5 kill
776 AT_SETUP([OVSDB 3-server torture test - remove/re-add leader])
777 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
778 ovsdb_torture_test 3 1 remove
780 AT_SETUP([OVSDB 3-server torture test - remove/re-add follower 1])
781 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
782 ovsdb_torture_test 3 2 remove
784 AT_SETUP([OVSDB 3-server torture test - remove/re-add follower 2])
785 AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
786 ovsdb_torture_test 3 3 remove
788 AT_SETUP([OVSDB 5-server torture test - remove/re-add leader])
789 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
790 ovsdb_torture_test 5 1 remove
792 AT_SETUP([OVSDB 5-server torture test - remove/re-add follower 1])
793 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
794 ovsdb_torture_test 5 2 remove
796 AT_SETUP([OVSDB 5-server torture test - remove/re-add follower 2])
797 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
798 ovsdb_torture_test 5 3 remove
800 AT_SETUP([OVSDB 5-server torture test - remove/re-add follower 3])
801 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
802 ovsdb_torture_test 5 4 remove
804 AT_SETUP([OVSDB 5-server torture test - remove/re-add follower 4])
805 AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
806 ovsdb_torture_test 5 5 remove