test_deploy_monitor.py
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"""U-040 tests: c_deploy_supervisor_monitor. Real HTTP server for http_health/
canary_task signals (same pattern as test_deploy_health_check.py), real
sqlite for the validator_approval_rate derivation and window-closure logic.
Run: python3 -m unittest discover -s supervisor -p "test_*.py" -v
"""
import json
import os
import sys
import threading
import unittest
import uuid
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from supervisor import deploy_monitor as dm
from src import backend_server, schema
def _ensure_task(conn, project_id, task_id):
if conn.execute("SELECT 1 FROM task WHERE task_id = ?", (task_id,)).fetchone() is None:
conn.execute(
"INSERT INTO task (task_id, project_id, goal_text, task_type, status, assigned_org_node) "
"VALUES (?, ?, 'g', 'goal', 'validating', 'validator')",
(task_id, project_id),
)
conn.commit()
def _status_event(conn, project_id, task_id, to_status, created_at=None):
_ensure_task(conn, project_id, task_id)
conn.execute(
"INSERT INTO execution_event (event_id, project_id, task_id, event_type, payload, created_at) "
"VALUES (?, ?, ?, 'task_status_changed', ?, COALESCE(?, CURRENT_TIMESTAMP))",
(str(uuid.uuid4()), project_id, task_id, json.dumps({"to_status": to_status}), created_at),
)
conn.commit()
def _validator_bug(conn, task_id):
conn.execute(
"INSERT INTO bug_record (bug_id, task_id, source, description, root_cause_category, status) "
"VALUES (?, ?, 'validator', 'x', 'coder', 'routed')",
(str(uuid.uuid4()), task_id),
)
conn.commit()
class ValidatorApprovalRateTestBase(unittest.TestCase):
def setUp(self):
self.conn = schema.connect(":memory:")
schema.create_schema(self.conn)
self.conn.execute(
"INSERT INTO project (project_id, name, target_folder_path, has_git_repo, status) "
"VALUES ('proj-1', 'P', '/tmp/proj-1', 1, 'active')"
)
self.conn.commit()
self.addCleanup(self.conn.close)
class ComputeValidatorApprovalRateTest(ValidatorApprovalRateTestBase):
def test_no_validating_events_returns_none(self):
self.assertIsNone(dm.compute_validator_approval_rate(self.conn, "proj-1", "2000-01-01 00:00:00"))
def test_all_approved_gives_rate_1(self):
_status_event(self.conn, "proj-1", "t1", "validating")
_status_event(self.conn, "proj-1", "t2", "validating")
rate, n = dm.compute_validator_approval_rate(self.conn, "proj-1", "2000-01-01 00:00:00")
self.assertEqual((rate, n), (1.0, 2))
def test_bug_record_marks_task_as_not_approved(self):
_status_event(self.conn, "proj-1", "t1", "validating")
_status_event(self.conn, "proj-1", "t2", "validating")
_validator_bug(self.conn, "t1")
rate, n = dm.compute_validator_approval_rate(self.conn, "proj-1", "2000-01-01 00:00:00")
self.assertEqual((rate, n), (0.5, 2))
def test_non_validator_bug_record_does_not_count_against_approval(self):
_status_event(self.conn, "proj-1", "t1", "validating")
self.conn.execute(
"INSERT INTO bug_record (bug_id, task_id, source, description, status) "
"VALUES ('b1', 't1', 'human', 'x', 'open')"
)
self.conn.commit()
rate, n = dm.compute_validator_approval_rate(self.conn, "proj-1", "2000-01-01 00:00:00")
self.assertEqual((rate, n), (1.0, 1))
def test_events_before_since_are_excluded(self):
_status_event(self.conn, "proj-1", "t1", "validating", created_at="2000-01-01 00:00:00")
result = dm.compute_validator_approval_rate(self.conn, "proj-1", "2020-01-01 00:00:00")
self.assertIsNone(result)
class ComputeBaselineTest(ValidatorApprovalRateTestBase):
def test_baseline_looks_back_from_before_text(self):
_status_event(self.conn, "proj-1", "t-old", "validating", created_at="2026-01-01 00:00:00")
_status_event(self.conn, "proj-1", "t-too-old", "validating", created_at="2020-01-01 00:00:00")
rate, n = dm.compute_baseline_validator_approval_rate(
self.conn, "proj-1", "2026-01-02 00:00:00", lookback_hours=24
)
self.assertEqual(n, 1) # only t-old falls in the 24h lookback window
class RealServerTestBase(unittest.TestCase):
def setUp(self):
self.server = backend_server.create_server(db_path=":memory:")
self.port = self.server.server_address[1]
self.thread = threading.Thread(target=self.server.serve_forever, daemon=True)
self.thread.start()
def tearDown(self):
self.server.shutdown()
self.server.server_close()
self.thread.join(timeout=5)
class RunMonitorCycleTest(RealServerTestBase):
def setUp(self):
super().setUp()
self.conn = schema.connect(":memory:")
schema.create_schema(self.conn)
self.conn.execute(
"INSERT INTO project (project_id, name, target_folder_path, has_git_repo, status) "
"VALUES ('proj-1', 'P', '/tmp/proj-1', 1, 'active')"
)
self.conn.execute(
"INSERT INTO deployment (deployment_id, git_commit_hash, previous_commit_hash, status, "
"previous_instance_dir, cutover_at) "
"VALUES ('dep-1', 'c1', 'c0', 'monitoring', '/prev', '2020-01-01 00:00:00')"
)
self.conn.commit()
self.addCleanup(self.conn.close)
def test_all_clear_and_window_not_yet_closed_stays_monitoring(self):
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2099-01-01 00:00:00", # future -> 0 elapsed hours
now=lambda: dm._parse_sqlite_timestamp("2099-01-01 00:00:00") + 60,
)
self.assertEqual(result["status"], "monitoring")
row = self.conn.execute("SELECT status FROM deployment WHERE deployment_id = 'dep-1'").fetchone()
self.assertEqual(row[0], "monitoring")
def test_window_closes_via_elapsed_hours(self):
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
now=lambda: dm._parse_sqlite_timestamp("2020-01-01 00:00:00") + 25 * 3600,
window_hours=24,
)
self.assertEqual(result["status"], "monitoring_window_clean")
row = self.conn.execute(
"SELECT status, monitoring_closed_at FROM deployment WHERE deployment_id = 'dep-1'"
).fetchone()
self.assertEqual(row[0], "monitoring_window_clean")
self.assertIsNotNone(row[1])
def test_window_closes_via_real_task_count(self):
for i in range(10):
self.conn.execute(
"INSERT INTO task (task_id, project_id, goal_text, task_type, status, assigned_org_node) "
"VALUES (?, 'proj-1', 'g', 'goal', 'queued', 'planner')", ("t{}".format(i),)
)
self.conn.commit()
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
now=lambda: dm._parse_sqlite_timestamp("2020-01-01 00:00:00") + 60,
window_hours=999999, min_task_count=10,
)
self.assertEqual(result["status"], "monitoring_window_clean")
def test_single_dead_process_reading_alone_does_not_yet_anomaly(self):
# design doc §6: process_alive's anomaly condition is MAX_CRASH_COUNT
# crashes within CRASH_WINDOW, not a single dead reading -- a lone
# blip records the signal but must NOT immediately roll back.
result = dm.run_monitor_cycle(
self.conn, "dep-1", 2**30, self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
window_hours=999999,
)
self.assertNotEqual(result["status"], "anomaly_detected")
signal_row = self.conn.execute(
"SELECT status FROM deploy_health_signal WHERE deployment_id = 'dep-1' AND signal_type = 'process_alive'"
).fetchone()
self.assertEqual(signal_row[0], "fail")
def test_repeated_process_crashes_within_window_trigger_anomaly(self):
# Pre-seed one prior process_alive fail -- this cycle's fail makes 2,
# meeting MAX_CRASH_COUNT=2 even though the process IS alive right now.
self.conn.execute(
"INSERT INTO deploy_health_signal (signal_id, deployment_id, sampled_at, signal_type, status) "
"VALUES (?, 'dep-1', CURRENT_TIMESTAMP, 'process_alive', 'fail')", (str(uuid.uuid4()),)
)
self.conn.commit()
result = dm.run_monitor_cycle(
self.conn, "dep-1", 2**30, self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
crash_window_samples=5,
)
self.assertEqual(result["status"], "anomaly_detected")
def test_consecutive_http_failures_trigger_anomaly(self):
for _ in range(3):
self.conn.execute(
"INSERT INTO deploy_health_signal (signal_id, deployment_id, sampled_at, signal_type, status) "
"VALUES (?, 'dep-1', CURRENT_TIMESTAMP, 'http_health', 'fail')", (str(uuid.uuid4()),)
)
self.conn.commit()
self.server.conn.close() # this cycle's own http_health check also fails
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
consecutive_http_fail_limit=4,
)
self.assertEqual(result["status"], "anomaly_detected")
self.assertEqual(result["latest_signal"]["signal_type"], "http_health")
def test_validator_rate_deviation_triggers_anomaly(self):
for i in range(4):
_status_event(self.conn, "proj-1", "t{}".format(i), "validating")
_validator_bug(self.conn, "t{}".format(i)) # 0% approval this window
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=0.9, window_start_text="2020-01-01 00:00:00",
)
self.assertEqual(result["status"], "anomaly_detected")
self.assertEqual(result["latest_signal"]["signal_type"], "validator_approval_rate")
def test_no_baseline_yet_never_flags_validator_anomaly(self):
for i in range(4):
_status_event(self.conn, "proj-1", "t{}".format(i), "validating")
_validator_bug(self.conn, "t{}".format(i))
result = dm.run_monitor_cycle(
self.conn, "dep-1", os.getpid(), self.port, "proj-1",
baseline_validator_rate=None, window_start_text="2020-01-01 00:00:00",
)
self.assertNotEqual(result["status"], "anomaly_detected")
if __name__ == "__main__":
unittest.main()