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Commitcb44b2b

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committed
use docker api to inject failures
1 parent236f81e commitcb44b2b

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4 files changed

+60
-47
lines changed

4 files changed

+60
-47
lines changed

‎tests2/docker-entrypoint.sh‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -66,7 +66,7 @@ if [ "$1" = 'postgres' ]; then
6666
multimaster.ignore_tables_without_pk = 1
6767
multimaster.node_id =$NODE_ID
6868
multimaster.conn_strings = '$CONNSTRS'
69-
multimaster.heartbeat_recv_timeout =1000
69+
multimaster.heartbeat_recv_timeout =1100
7070
multimaster.heartbeat_send_timeout = 250
7171
multimaster.twopc_min_timeout = 200000
7272
EOF

‎tests2/lib/bank_client.py‎

Lines changed: 5 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -195,12 +195,16 @@ def bgrun(self):
195195
self.evloop_process=multiprocessing.Process(target=self.run,args=())
196196
self.evloop_process.start()
197197

198-
defget_status(self):
198+
# XXX: rename to start/get aggregation
199+
# XXX: introduce periodic report from client
200+
defget_status(self,print=True):
199201
# print('test: sending status request')
200202
self.parent_pipe.send('status')
201203
# print('test: awaitng status response')
202204
resp=self.parent_pipe.recv()
203205
# print('test: got status response')
206+
ifprint:
207+
MtmClient.print_aggregates(resp)
204208
returnresp
205209

206210
defstop(self):

‎tests2/requirements.txt‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
11
psycopg2
22
aiopg
33
aioprocessing
4-
git+git://github.com/douglas/toxiproxy-python.git
4+
docker

‎tests2/test_recovery.py‎

Lines changed: 53 additions & 44 deletions
Original file line numberDiff line numberDiff line change
@@ -1,11 +1,18 @@
1+
#
2+
# Based on Aphyr's test for CockroachDB.
3+
#
4+
15
importunittest
26
importtime
37
importsubprocess
48
importdatetime
9+
importdocker
510

6-
fromtoxiproxyimportToxiproxy
711
fromlib.bank_clientimportMtmClient
12+
fromlib.failure_injectorimport*
813

14+
TEST_DURATION=10
15+
TEST_RECOVERY_TIME=10
916

1017
classRecoveryTest(unittest.TestCase):
1118
@classmethod
@@ -23,69 +30,71 @@ def setUpClass(self):
2330
],n_accounts=1000)
2431
self.client.bgrun()
2532

26-
# self.toxiproxy = Toxiproxy() #Toxiproxy(server_host="toxi")
27-
28-
2933
@classmethod
3034
deftearDownClass(self):
3135
print('tearDown')
3236
self.client.stop()
37+
# XXX: check nodes data identity here
38+
3339
# subprocess.check_call(['docker-compose','down'])
3440

35-
# def test_normal_operations(self):
36-
# print('### normalOpsTest ###')
41+
deftest_normal_operations(self):
42+
print('### normal_operations ###')
43+
44+
# nofailure here
45+
# clean aggregates
46+
self.client.get_status()
47+
48+
time.sleep(TEST_DURATION)
49+
aggs=self.client.get_status()
50+
51+
foragginaggs:
52+
self.assertTrue(aggs[agg]['finish']['commit']>0 )
53+
54+
# nofailure ends here
55+
self.client.get_status()
56+
57+
time.sleep(TEST_RECOVERY_TIME)
58+
aggs=self.client.get_status()
59+
60+
foragginaggs:
61+
self.assertTrue(aggs[agg]['finish']['commit']>0 )
3762

38-
# for i in range(3):
39-
# time.sleep(3)
40-
# aggs = self.client.get_status()
41-
# MtmClient.print_aggregates(aggs)
42-
# print(aggs)
43-
# for agg in aggs:
44-
# self.assertTrue( aggs[agg]['finish']['commit'] > 0 )
4563

4664
deftest_node_partition(self):
4765
print('### nodePartitionTest ###')
4866

49-
# print('### split node3 ###')
50-
# for proxy in ['rep31', 'rep32', 'rep23', 'rep13', 'arb31', 'arb32', 'arb23', 'arb13']:
51-
# self.toxiproxy.get_proxy(proxy).disable()
67+
failure=SingleNodePartition('node3')
5268

53-
# clear tx history
54-
self.client.get_status()
69+
# split one node
70+
failure.start()
71+
# clean aggregates
72+
self.client.get_status(print=False)
5573

56-
foriinrange(1000):
57-
print(i,datetime.datetime.now())
58-
time.sleep(3)
59-
aggs=self.client.get_status()
60-
MtmClient.print_aggregates(aggs)
61-
# self.assertTrue( aggs['transfer_0']['finish']['commit'] > 0 )
62-
# self.assertTrue( aggs['transfer_1']['finish']['commit'] > 0 )
63-
# self.assertTrue( aggs['transfer_2']['finish']['commit'] == 0 )
64-
self.assertTrue(aggs['sumtotal_0']['isolation']==0)
65-
self.assertTrue(aggs['sumtotal_1']['isolation']==0)
66-
self.assertTrue(aggs['sumtotal_2']['isolation']==0)
67-
68-
# print('### join node3 ###')
69-
# for proxy in ['rep31', 'rep32', 'rep23', 'rep13', 'arb31', 'arb32', 'arb23', 'arb13']:
70-
# self.toxiproxy.get_proxy(proxy).enable()
74+
time.sleep(TEST_DURATION)
75+
aggs=self.client.get_status()
76+
77+
self.assertTrue(aggs['transfer_0']['finish']['commit']>0 )
78+
self.assertTrue(aggs['transfer_1']['finish']['commit']>0 )
79+
self.assertTrue('commit'notinaggs['transfer_2']['finish'] )
80+
self.assertTrue(aggs['sumtotal_0']['isolation']==0)
81+
self.assertTrue(aggs['sumtotal_1']['isolation']==0)
82+
self.assertTrue(aggs['sumtotal_2']['isolation']==0)
7183

84+
# join splitted node
85+
failure.stop()
7286
# clear tx history
73-
self.client.get_status()
87+
self.client.get_status(print=False)
7488

75-
foriinrange(5):
76-
print(i,datetime.datetime.now())
77-
time.sleep(3)
78-
aggs=self.client.get_status()
79-
MtmClient.print_aggregates(aggs)
80-
self.assertTrue(aggs['sumtotal_0']['isolation']==0)
81-
self.assertTrue(aggs['sumtotal_1']['isolation']==0)
82-
self.assertTrue(aggs['sumtotal_2']['isolation']==0)
89+
time.sleep(TEST_RECOVERY_TIME)
90+
aggs=self.client.get_status()
8391

84-
# check that during last aggregation all nodes were working
8592
self.assertTrue(aggs['transfer_0']['finish']['commit']>0 )
8693
self.assertTrue(aggs['transfer_1']['finish']['commit']>0 )
8794
self.assertTrue(aggs['transfer_2']['finish']['commit']>0 )
88-
95+
self.assertTrue(aggs['sumtotal_0']['isolation']==0)
96+
self.assertTrue(aggs['sumtotal_1']['isolation']==0)
97+
self.assertTrue(aggs['sumtotal_2']['isolation']==0)
8998

9099

91100
subprocess.check_call(['blockade','join'])

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