feat(config,mcps,policy,compose): komodo alerts with hold, vibegram and ha python_tools, vault rw home zones

tests/test_komodo_alerts.py

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+from datetime import timedelta
+
+from mcps.komodo_alerts import HOLD, AlertMemory, describe, parse, still_bad
+
+
+def alert(kind, *, resolved=False, level="CRITICAL", **data):
+    data.setdefault("name", "ms-agents-proxy-aeza")
+    return {"level": level, "resolved": resolved, "data": {"type": kind, "data": data}}
+
+
+def test_state_change_is_one_shot_and_read_by_target_state():
+    up = parse(
+        alert(
+            "StackStateChange", resolved=True, **{"from": "running", "to": "unhealthy"}
+        )
+    )
+    down = parse(
+        alert(
+            "StackStateChange", resolved=True, **{"from": "unhealthy", "to": "running"}
+        )
+    )
+    assert up.bad and not down.bad
+    assert up.key == down.key
+
+
+def test_flappy_alert_is_held_then_dropped_or_injected():
+    mem = AlertMemory()
+    first = parse(
+        alert("ServerUnreachable", err={"error": "Timed out waiting for Ping"})
+    )
+    assert mem.verdict(first).action == "hold"
+    # повтор той же тревоги, пока держим - тишина
+    assert mem.verdict(first).action == "drop"
+    # отбой во время выдержки - тоже тишина, и память чистая
+    assert (
+        mem.verdict(parse(alert("ServerUnreachable", resolved=True))).action == "drop"
+    )
+    assert not mem.holding and not mem.told
+    # выдержка истекла, всё ещё плохо - срочно, и потом отбой доезжает
+    mem.verdict(first)
+    late = mem.after_hold(first, still_bad=True)
+    assert (late.action, late.urgency) == ("inject", "urgent")
+    mem.mark_told(first)
+    assert (
+        mem.verdict(parse(alert("ServerUnreachable", resolved=True))).action
+        == "resolved"
+    )
+    assert not mem.told
+
+
+def test_informational_never_reaches_master_and_failures_go_normal():
+    mem = AlertMemory()
+    assert mem.verdict(parse(alert("StackImageUpdateAvailable"))).action == "drop"
+    assert mem.verdict(parse(alert("ScheduleRun"))).action == "drop"
+    failed = mem.verdict(parse(alert("ProcedureFailed", name="Fleet Backup")))
+    assert (failed.action, failed.urgency) == ("inject", "normal")
+
+
+def test_describe_mentions_hold():
+    a = parse(alert("ServerUnreachable", err={"error": "Timed out waiting for Ping"}))
+    text = describe(a, held=HOLD)
+    assert "ms-agents-proxy-aeza" in text and "5 мин" in text and "Timed out" in text
+    assert describe(
+        parse(alert("ServerDisk", name="dell", path="/", used_gb=90, total_gb=100))
+    )
+
+
+async def test_still_bad_reads_current_state():
+    async def read(kind, params):
+        assert kind == "ListServers"
+        return [{"name": "ms-agents-proxy-aeza", "info": {"state": "Ok"}}]
+
+    a = parse(alert("ServerUnreachable"))
+    assert await still_bad(read, a) is False
+
+    async def boom(kind, params):
+        raise RuntimeError("komodo down")
+
+    assert await still_bad(boom, a) is True
+    assert HOLD == timedelta(minutes=5)