mirror of https://github.com/zulip/zulip.git
60 lines
3.2 KiB
Python
60 lines
3.2 KiB
Python
import time
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from unittest import TestCase, mock
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from scripts.lib.check_rabbitmq_queue import CRITICAL, OK, UNKNOWN, WARNING, analyze_queue_stats
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class AnalyzeQueueStatsTests(TestCase):
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def test_no_stats_available(self) -> None:
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result = analyze_queue_stats('name', {}, 0)
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self.assertEqual(result['status'], UNKNOWN)
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def test_queue_stuck(self) -> None:
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"""Last update > 5 minutes ago and there's events in the queue."""
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result = analyze_queue_stats('name', {'update_time': time.time() - 301}, 100)
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self.assertEqual(result['status'], CRITICAL)
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self.assertIn('queue appears to be stuck', result['message'])
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def test_queue_just_started(self) -> None:
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"""
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We just started processing a burst of events, and haven't processed enough
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to log productivity statistics yet.
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"""
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result = analyze_queue_stats('name', {'update_time': time.time(),
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'current_queue_size': 10000,
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'recent_average_consume_time': None}, 10000)
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self.assertEqual(result['status'], OK)
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def test_queue_normal(self) -> None:
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"""10000 events and each takes a second => it'll take a long time to empty."""
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result = analyze_queue_stats('name', {'update_time': time.time(),
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'current_queue_size': 10000,
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'queue_last_emptied_timestamp': time.time() - 10000,
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'recent_average_consume_time': 1}, 10000)
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self.assertEqual(result['status'], CRITICAL)
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self.assertIn('clearing the backlog', result['message'])
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# If we're doing 10K/sec, it's OK.
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result = analyze_queue_stats('name', {'update_time': time.time(),
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'current_queue_size': 10000,
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'queue_last_emptied_timestamp': time.time() - 10000,
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'recent_average_consume_time': 0.0001}, 10000)
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self.assertEqual(result['status'], OK)
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# Verify logic around whether it'll take MAX_SECONDS_TO_CLEAR to clear queue.
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with mock.patch.dict('scripts.lib.check_rabbitmq_queue.MAX_SECONDS_TO_CLEAR',
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{'name': 10}):
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result = analyze_queue_stats('name', {'update_time': time.time(),
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'current_queue_size': 11,
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'queue_last_emptied_timestamp': time.time() - 10000,
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'recent_average_consume_time': 1}, 11)
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self.assertEqual(result['status'], WARNING)
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self.assertIn('clearing the backlog', result['message'])
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result = analyze_queue_stats('name', {'update_time': time.time(),
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'current_queue_size': 9,
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'queue_last_emptied_timestamp': time.time() - 10000,
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'recent_average_consume_time': 1}, 9)
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self.assertEqual(result['status'], OK)
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