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Improve replication_state=streaming check in behave (#3269)

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it was somewhat flaky
This commit is contained in:
Alexander Kukushkin
2025-02-10 11:04:58 +01:00
committed by GitHub
parent c97ad83396
commit 8de904e556
2 changed files with 19 additions and 10 deletions
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features/standby_cluster.feature
+3 -9
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@@ -13,9 +13,7 @@ Feature: standby cluster
When I start postgres-0 When I start postgres-0
Then "members/postgres-0" key in DCS has state=running after 10 seconds Then "members/postgres-0" key in DCS has state=running after 10 seconds
And replication works from postgres-1 to postgres-0 after 15 seconds And replication works from postgres-1 to postgres-0 after 15 seconds
When I issue a GET request to http://127.0.0.1:8008/patroni And Response on GET http://127.0.0.1:8008/patroni contains replication_state=streaming after 10 seconds
Then I receive a response code 200
And I receive a response replication_state streaming
And "members/postgres-0" key in DCS has replication_state=streaming after 10 seconds And "members/postgres-0" key in DCS has replication_state=streaming after 10 seconds
@slot-advance @slot-advance
@@ -35,9 +33,7 @@ Feature: standby cluster
Then postgres-1 is a leader of batman1 after 10 seconds Then postgres-1 is a leader of batman1 after 10 seconds
When I add the table foo to postgres-0 When I add the table foo to postgres-0
Then table foo is present on postgres-1 after 20 seconds Then table foo is present on postgres-1 after 20 seconds
When I issue a GET request to http://127.0.0.1:8009/patroni And Response on GET http://127.0.0.1:8009/patroni contains replication_state=streaming after 10 seconds
Then I receive a response code 200
And I receive a response replication_state streaming
And I sleep for 3 seconds And I sleep for 3 seconds
When I issue a GET request to http://127.0.0.1:8009/primary When I issue a GET request to http://127.0.0.1:8009/primary
Then I receive a response code 503 Then I receive a response code 503
@@ -49,9 +45,7 @@ Feature: standby cluster
Then postgres-2 role is the replica after 24 seconds Then postgres-2 role is the replica after 24 seconds
And postgres-2 is replicating from postgres-1 after 10 seconds And postgres-2 is replicating from postgres-1 after 10 seconds
And table foo is present on postgres-2 after 20 seconds And table foo is present on postgres-2 after 20 seconds
When I issue a GET request to http://127.0.0.1:8010/patroni And Response on GET http://127.0.0.1:8010/patroni contains replication_state=streaming after 10 seconds
Then I receive a response code 200
And I receive a response replication_state streaming
And postgres-1 does not have a replication slot named test_logical And postgres-1 does not have a replication slot named test_logical
Scenario: check switchover Scenario: check switchover
features/steps/patroni_api.py
+16 -1
View File
@@ -160,9 +160,24 @@ def check_http_response(context, url, value, timeout, negate=False):
if context.certfile: if context.certfile:
url = url.replace('http://', 'https://') url = url.replace('http://', 'https://')
timeout *= context.timeout_multiplier timeout *= context.timeout_multiplier
if '=' in value:
key, val = value.split('=', 1)
else:
key, val = value, None
for _ in range(int(timeout)): for _ in range(int(timeout)):
r = context.request_executor.request('GET', url) r = context.request_executor.request('GET', url)
if (value in r.data.decode('utf-8')) != negate: data = r.data.decode('utf-8')
if val is not None:
try:
data = json.loads(data)
if negate:
if key not in data or data[key] != val:
break
elif key in data and data[key] == val:
break
except Exception:
pass
elif (value in r.data.decode('utf-8')) != negate:
break break
time.sleep(1) time.sleep(1)
else: else: