Phase 2: State-Sync-Fundament – State-Store, Gruppen, Clock, Aktivierung
- ProjectStateStore (§6.4, §24.2): monotone State-/Projekt-Revisionen, Snapshot nach Verbindung, Delta mit neu/geaendert/geloescht, Szenenabruf als Zielzustand (Uebergang macht der Renderer, §18.1), Projekt-/Livezustand strikt getrennt - GroupRouter (§6.3, §10.1): Ziele All/Node/Output/ServerGroup, Regeln selected/tag_query/all, Commit-Vorschau (§17.5) - ClockEstimator (§6.4): RTT-Min-Filter (<=2x Min gegen Jitter), Offset-/Drift-Schaetzung (Drift erst ab 1 s Fenster belastbar), Showzeit -> lokale Node-Zeit - ActivationCoordinator (§6.5): zeitgestempelte Preset-Aktivierung, 200 ms Vorlauf, Arm/Execute/Ack-Kette, FAILED bei fehlender Arm-Bestaetigung (kein stilles Ueberbruecken) - 35 neue Unit-Tests; Gesamtsuite 293 gruen, Ruff gruen
This commit is contained in:
@@ -37,7 +37,7 @@ Phase 0 (abgeschlossen, soweit ohne Hardware möglich):
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- [x] Beispielplugins (Passthrough, Gaussian Blur mit 3 AQ-Varianten), Tools
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- [x] 121 Unit-/Integrationstests grün, Ruff grün (Belege: TEST_REPORT.md)
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Phase 1 (im Bau):
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Phase 1 (plattformneutral abgeschlossen, ADR-0008):
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- [x] IPC-Verbindung Control Core ↔ Renderer: Handshake (hello/welcome),
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vollständiger Snapshot nach Verbindung, Deltas mit monotoner Revision,
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@@ -66,11 +66,30 @@ Phase 1 (im Bau):
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- [ ] mDNS-Echtnetz-Betrieb mit zeroconf auf Zielsystemen (Modell fertig;
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Multicast-Test gehört zu Gate 1, ADR-0009)
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Phase 2 (im Bau):
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- [x] Domänenmodell: Project/Composition/Layer/Source/EffectInstance/
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MediaAsset/OutputSurface/PresetScene mit Validierungen (§10.1)
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- [x] Medien-Engine: PlaybackController (Play/Pause/Stop/Retrigger, Loop/
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Once/Ping-Pong, In/Out, ±4x Speed, Ende-Ereignis), PreloadSlot für
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atomaren Clipwechsel, MediaLibrary mit Duplikaterkennung und Bank-
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Slots, ContentManifest mit SHA-256 und Chunk-Hashes (§12, §13, §6.4)
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- [x] Project-State-Store mit monotonen Revisionen, Snapshot/Delta
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(neu/geändert/gelöscht), Szenenaktivierung als Zielzustand,
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Projekt-/Livezustand getrennt (§6.4, §24.2, §18.1)
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- [x] Servergruppen + Zielrouting: All/Node/Output/Group, Zielregeln
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selected/tag_query/all, Commit-Vorschau (§6.3, §10.1, §17.5)
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- [x] Clock-Offset-/Drift-Messung: RTT-Min-Filter (≤2× Min), Drift erst
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ab 1 s Fenster, Showzeit→lokale-Zeit-Abbildung (§6.4)
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- [x] zeitgestempelte Preset-Aktivierung: Vorlauf 200 ms, Arm/Execute/
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Ack, FAILED bei fehlender Arm-Bestätigung (§6.5)
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- [ ] Renderer-Anbindung: IPC-Deltas aus dem State-Store in den Renderer
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## Nächste drei Aufgaben
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1. Phase-2-Domänenmodell: Composition/Layer/MediaAsset in hms_domain (§10.1)
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2. Renderer-IPC-Handshake an Control Core anbinden (Snapshot/Delta-Fluss)
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3. mDNS-Echtnetz mit zeroconf auf Zielsystemen + Gate-1-LAN-Test vorbereiten
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1. Renderer-Anbindung: IPC-Deltas aus dem State-Store (§6.4)
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2. Phase-3-Vorbereitung: Plugin-Loader/Lifecycle und Backend-Adapter (§14)
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3. Echtes mDNS mit zeroconf auf Zielsystemen (Gate-1-LAN-Test)
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## Ausstehende Hardware-Validierung (ADR-0008 Testplan)
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@@ -1,6 +1,12 @@
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"""hms_cluster – Clusterprotokoll, Node-Registry, Paarung, Discovery
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(PLAN.md §6.3, §6.5; ADR-0009, ADR-0010)."""
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"""hms_cluster – Clusterprotokoll, Registry, Paarung, Discovery, Gruppen,
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Clock-Sync, zeitgestempelte Aktivierung (§6.3–§6.5; ADR-0009/0010)."""
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from hms_cluster.activation import (
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ActivationCoordinator,
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ArmState,
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PlannedActivation,
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)
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from hms_cluster.clock import ClockEstimator, ClockSample, now_monotonic_ns
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from hms_cluster.discovery import (
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DISCOVERY_PROTOCOL_VERSION,
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SERVICE_TYPE,
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@@ -8,6 +14,7 @@ from hms_cluster.discovery import (
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ServiceInfo,
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capability_digest,
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)
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from hms_cluster.groups import GroupRouter, GroupRule, ServerGroup, TargetKind
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from hms_cluster.message import ClusterMessage, CommandStatus, CommandTracker
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from hms_cluster.pairing import (
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PairingPin,
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@@ -51,4 +58,14 @@ __all__ = [
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"NodeEntry",
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"NodeHealth",
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"NodeRegistry",
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"GroupRouter",
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"GroupRule",
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"ServerGroup",
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"TargetKind",
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"ClockEstimator",
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"ClockSample",
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"now_monotonic_ns",
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"ActivationCoordinator",
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"ArmState",
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"PlannedActivation",
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]
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@@ -0,0 +1,148 @@
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"""Zeitgestempelte Preset-Aktivierung über Gruppen (§6.5, §6.4).
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Koordinierter Show-Modus (§6.3): Der Coordinator verteilt zeitgestempelte
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Preset-/Parameterkommandos mit Preload/Arm/Ack und execute_at typischerweise
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100–300 ms im Voraus. Zwei-Phasen-Aktivierung (§6.5): vollständig ins
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Staging übertragen und validieren, danach atomar auf dieselbe Revision
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schalten.
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execute_at ist eine Showzeit (Coordinator-Zeitbasis); jeder Node bildet sie
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über seinen Clock-Offset auf die lokale monotone Zeit ab (§6.4).
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"""
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from __future__ import annotations
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import uuid
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from dataclasses import dataclass, field
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from enum import StrEnum
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from hms_cluster.clock import now_monotonic_ns
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from hms_cluster.groups import GroupRouter, TargetKind
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DEFAULT_LEAD_NS = 200_000_000 # 200 ms Vorlauf (§6.4: typisch 100–300 ms)
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class ArmState(StrEnum):
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"""Phasen eines geplanten Preset-Starts (§6.5)."""
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CREATED = "created"
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ARMED = "armed"
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EXECUTED = "executed"
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FAILED = "failed"
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@dataclass
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class PlannedActivation:
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"""Ein zeitgestempelter Gruppen-Command (§6.5)."""
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command_id: str
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scene_id: str
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target_kind: TargetKind
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target_id: str | None
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execute_at_show_ns: int # Coordinator-Showzeit
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created_ns: int
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state: ArmState = ArmState.CREATED
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armed_nodes: frozenset[str] = field(default_factory=frozenset)
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executed_nodes: frozenset[str] = field(default_factory=frozenset)
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@classmethod
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def plan(
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cls,
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scene_id: str,
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target_kind: TargetKind,
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target_id: str | None,
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now_show_ns: int,
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lead_ns: int = DEFAULT_LEAD_NS,
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) -> PlannedActivation:
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"""Plant die Ausführung `lead_ns` im Voraus (§6.4)."""
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return cls(
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command_id=str(uuid.uuid4()),
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scene_id=scene_id,
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target_kind=target_kind,
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target_id=target_id,
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execute_at_show_ns=now_show_ns + lead_ns,
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created_ns=now_monotonic_ns(),
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)
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class ActivationCoordinator:
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"""Koordiniert Preload/Arm/Execute über eine Node-Gruppe (§6.5).
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- schedule(): plant die Aktivierung mit Vorlauf
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- acknowledge_arm(): Node bestätigt arm (Preflight grün)
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- acknowledge_execute(): Node hat ausgeführt (mit Ist-Zeit)
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- due(): Aktivierungen, deren Showzeit erreicht ist (pro Tick)
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Fehlerfälle (§6.5): fehlt eine Arm-Bestätigung, blockiert die
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Ausführung standardmäßig; das wird als FAILED sichtbar dokumentiert
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und nicht still überbrückt.
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"""
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def __init__(self, router: GroupRouter) -> None:
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self._router = router
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self._planned: dict[str, PlannedActivation] = {}
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def schedule(
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self,
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scene_id: str,
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target_kind: TargetKind = TargetKind.ALL,
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target_id: str | None = None,
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now_show_ns: int | None = None,
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lead_ns: int = DEFAULT_LEAD_NS,
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) -> PlannedActivation:
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"""Plant eine Aktivierung; Ziel-Nodes werden sofort aufgelöst."""
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now = now_show_ns if now_show_ns is not None else now_monotonic_ns()
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planned = PlannedActivation.plan(
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scene_id=scene_id,
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target_kind=target_kind,
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target_id=target_id,
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now_show_ns=now,
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lead_ns=lead_ns,
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)
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self._planned[planned.command_id] = planned
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return planned
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def expected_nodes(self, planned: PlannedActivation) -> frozenset[str]:
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"""Ziel-Nodes dieser Aktivierung (§17.5: vor Commit sichtbar)."""
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return self._router.preview_targets(planned.target_kind, planned.target_id)
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def acknowledge_arm(self, command_id: str, node_id: str) -> ArmState:
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"""Node hat geprüft und armed (§6.5)."""
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planned = self._planned.get(command_id)
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if planned is None:
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raise KeyError(f"unbekannter Command {command_id}")
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planned.armed_nodes = frozenset(set(planned.armed_nodes) | {node_id})
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return planned.state
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def acknowledge_execute(self, command_id: str, node_id: str) -> ArmState:
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"""Node hat ausgeführt; Ist-Zeit wird vom Node gemeldet (§6.5)."""
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planned = self._planned.get(command_id)
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if planned is None:
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raise KeyError(f"unbekannter Command {command_id}")
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planned.executed_nodes = frozenset(set(planned.executed_nodes) | {node_id})
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if planned.executed_nodes >= self.expected_nodes(planned):
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planned.state = ArmState.EXECUTED
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return planned.state
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def due(self, now_show_ns: int | None = None) -> list[PlannedActivation]:
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"""Aktivierungen, deren Showzeit gekommen ist – nur für armed.
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Nicht voll armbare Aktivierungen werden FAILED, nicht still
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ausgeführt (§6.5: fehlende Bestätigung blockiert standardmäßig).
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"""
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now = now_show_ns if now_show_ns is not None else now_monotonic_ns()
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due_list: list[PlannedActivation] = []
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for planned in list(self._planned.values()):
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if planned.state is not ArmState.CREATED:
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continue
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if now >= planned.execute_at_show_ns:
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expected = self.expected_nodes(planned)
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if expected and planned.armed_nodes >= expected:
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planned.state = ArmState.ARMED
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due_list.append(planned)
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else:
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planned.state = ArmState.FAILED # §6.5: Blockade sichtbar
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return due_list
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def get(self, command_id: str) -> PlannedActivation | None:
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return self._planned.get(command_id)
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@@ -0,0 +1,117 @@
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"""Clock-Offset- und Drift-Messung (PLAN.md §6.4 Clock Sync).
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V1-Verfahren: PTP, wenn verfügbar; sonst gemessene Offset-/Drift-
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Schätzung gegen den Coordinator (§6.4). Das hier ist die softwareseitige
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Messung: Round-Trip-basierte Offset-Schätzung mit Min-Filterung (NTP-artig)
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und linearer Drift-Schätzung über Probenpaare.
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Grenzen (§6.4): messbare Softwarezeit, kein Genlock; p95 ≤ 10 ms für
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vorgepufferte Preset-/Command-Starts im verkabelten Referenz-LAN ist ein
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Abnahmeziel von Gate 2, keine Zusage für beliebige Netze.
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"""
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from __future__ import annotations
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|
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import time
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from dataclasses import dataclass, field
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|
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|
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@dataclass(frozen=True)
|
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class ClockSample:
|
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"""Eine RTT-Messprobe zwischen Coordinator und Node.
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t0/t1 in lokaler monotoner Zeit des Coordinators; node_time ist die
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vom Node zurückgemeldete eigene monotone Zeit (normiert).
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"""
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t0_ns: int
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t1_ns: int
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node_time_ns: int
|
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|
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@property
|
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def rtt_ns(self) -> int:
|
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return self.t1_ns - self.t0_ns
|
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|
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@property
|
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def offset_ns(self) -> int:
|
||||
"""Min-RTT-Näherung: Offset = node_time - (t0 + rtt/2)."""
|
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return self.node_time_ns - (self.t0_ns + self.rtt_ns // 2)
|
||||
|
||||
|
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@dataclass
|
||||
class ClockEstimator:
|
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"""Schätzt Offset und Drift aus RTT-Proben (§6.4).
|
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|
||||
- feed(): neue Probe; behält die Proben mit kleinster RTT (Min-Filter,
|
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weil geringe RTT ≈ geringe Warteschlangen-Verzögerung)
|
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- offset: geglätteter Offset gegen den Coordinator
|
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- drift_ppm: Änderung des Offsets über die Zeit (μs/s)
|
||||
- Window begrenzt (kein unbeschränkter Zustand, §33)
|
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"""
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|
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max_samples: int = 64
|
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_samples: list[ClockSample] = field(default_factory=list)
|
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_best: list[ClockSample] = field(default_factory=list) # kleinste RTTs
|
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|
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def feed(self, sample: ClockSample) -> None:
|
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if sample.rtt_ns < 0:
|
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raise ValueError("negative RTT unmöglich")
|
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self._samples.append(sample)
|
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if len(self._samples) > self.max_samples:
|
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self._samples.pop(0)
|
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# Min-RTT-Filter: nur Proben mit RTT ≤ 2× Minimum sind belastbar;
|
||||
# hohe RTT bedeutet Warteschlangen-Jitter, der den Offset verfälscht
|
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min_rtt = min(s.rtt_ns for s in self._samples)
|
||||
ranked = sorted(
|
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(s for s in self._samples if s.rtt_ns <= 2 * min_rtt),
|
||||
key=lambda s: s.rtt_ns,
|
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)[:8]
|
||||
self._best = ranked
|
||||
|
||||
@property
|
||||
def offset_ns(self) -> int | None:
|
||||
"""Aktueller Offset-Schätzer (Mittel über Best-Proben)."""
|
||||
if not self._best:
|
||||
return None
|
||||
return sum(s.offset_ns for s in self._best) // len(self._best)
|
||||
|
||||
@property
|
||||
def rtt_ns(self) -> int | None:
|
||||
"""Beste (kleinste) gemessene RTT."""
|
||||
if not self._best:
|
||||
return None
|
||||
return min(s.rtt_ns for s in self._best)
|
||||
|
||||
@property
|
||||
def drift_ppm(self) -> float | None:
|
||||
"""Lineare Drift-Schätzung über die Best-Proben (μs/s).
|
||||
|
||||
Offset-Änderung geteilt durch verstrichene RTT-Mittezeit; None bei
|
||||
weniger als zwei Best-Proben oder zu kurzem Fenster (< 1 s).
|
||||
"""
|
||||
if len(self._best) < 2:
|
||||
return None
|
||||
ordered = sorted(self._best, key=lambda s: s.t0_ns)
|
||||
first, last = ordered[0], ordered[-1]
|
||||
dt_ns = last.t0_ns - first.t0_ns
|
||||
if dt_ns < 1_000_000_000: # < 1 s: Drift nicht belastbar
|
||||
return None
|
||||
d_offset = last.offset_ns - first.offset_ns
|
||||
return (d_offset / dt_ns) * 1_000_000.0
|
||||
|
||||
def map_show_time(self, show_time_ns: int) -> int | None:
|
||||
"""Bildet Coordinator-Showzeit auf lokale Node-Zeit ab (§6.4:
|
||||
Showzeit → lokale Monotonic).
|
||||
|
||||
Voraussetzung: dieser Estimator läuft Node-seitig mit Proben,
|
||||
deren node_time die eigene Uhr ist.
|
||||
"""
|
||||
offset = self.offset_ns
|
||||
if offset is None:
|
||||
return None
|
||||
return show_time_ns + offset
|
||||
|
||||
|
||||
def now_monotonic_ns() -> int:
|
||||
"""Gemeinsame monotone Zeitbasis (§12.2: Audio/Video gemeinsame Basis)."""
|
||||
return time.monotonic_ns()
|
||||
@@ -0,0 +1,116 @@
|
||||
"""Servergruppen und Zielrouting (PLAN.md §6.3 Bedienmodelle, §10.1 ServerGroup).
|
||||
|
||||
- Coordinator routet Commands an `All`, eine `ServerGroup`, einen einzelnen
|
||||
`Node` oder einen `Output` (§6.3 Control-Center-Modell)
|
||||
- Zielregel je Gruppe: all | selected | tag_query | feste Node-Liste
|
||||
- Zielauflösung ist deterministisch und testbar; Gruppenänderungen zeigen
|
||||
vor dem Commit, welche Nodes sie erhalten (§17.5)
|
||||
"""
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
from dataclasses import dataclass, field
|
||||
from enum import StrEnum
|
||||
|
||||
|
||||
class TargetKind(StrEnum):
|
||||
"""Command-Ziele (§6.3): All, ServerGroup, Node oder Output."""
|
||||
|
||||
ALL = "all"
|
||||
SERVER_GROUP = "server_group"
|
||||
NODE = "node"
|
||||
OUTPUT = "output"
|
||||
|
||||
|
||||
class GroupRule(StrEnum):
|
||||
"""Zielregel je ServerGroup (§10.1)."""
|
||||
|
||||
ALL = "all"
|
||||
SELECTED = "selected"
|
||||
TAG_QUERY = "tag_query"
|
||||
NODE_LIST = "node_list"
|
||||
|
||||
|
||||
@dataclass
|
||||
class ServerGroup:
|
||||
"""Servergruppe (§10.1): Node-Auswahl mit Zielregel.
|
||||
|
||||
- node_ids: feste Mitglieder bei SELECTED/NODE_LIST
|
||||
- tags: Node-Tags für TAG_QUERY (Node-Einträge tragen passende Tags)
|
||||
- output_map: optionaler Layer-/Output-Zuordnungshinweis (§10.1)
|
||||
"""
|
||||
|
||||
id: str
|
||||
name: str
|
||||
rule: GroupRule = GroupRule.SELECTED
|
||||
node_ids: frozenset[str] = field(default_factory=frozenset)
|
||||
tags: frozenset[str] = field(default_factory=frozenset)
|
||||
output_map: dict[str, str] = field(default_factory=dict) # layer_id → output_id
|
||||
|
||||
|
||||
class GroupRouter:
|
||||
"""Löst Command-Ziele auf Node-Mengen auf (§6.3).
|
||||
|
||||
Der Coordinator nutzt resolve() vor jedem Senden; die UI kann
|
||||
resolve() für die Commit-Vorschau verwenden (§17.5: „welche Nodes
|
||||
erhalten dies?").
|
||||
"""
|
||||
|
||||
def __init__(self) -> None:
|
||||
self._groups: dict[str, ServerGroup] = {}
|
||||
self._node_tags: dict[str, frozenset[str]] = {} # node_id → tags
|
||||
self._node_outputs: dict[str, list[str]] = {} # node_id → output_ids
|
||||
|
||||
# ---------- Verwaltung ----------
|
||||
|
||||
def upsert_group(self, group: ServerGroup) -> None:
|
||||
self._groups[group.id] = group
|
||||
|
||||
def remove_group(self, group_id: str) -> None:
|
||||
self._groups.pop(group_id, None)
|
||||
|
||||
def get_group(self, group_id: str) -> ServerGroup | None:
|
||||
return self._groups.get(group_id)
|
||||
|
||||
def set_node_tags(self, node_id: str, tags: frozenset[str]) -> None:
|
||||
self._node_tags[node_id] = frozenset(tags)
|
||||
|
||||
def set_node_outputs(self, node_id: str, output_ids: list[str]) -> None:
|
||||
self._node_outputs[node_id] = list(output_ids)
|
||||
|
||||
def known_nodes(self) -> frozenset[str]:
|
||||
return frozenset(self._node_tags)
|
||||
|
||||
# ---------- Zielauflösung (§6.3) ----------
|
||||
|
||||
def resolve(self, kind: TargetKind, target_id: str | None = None) -> frozenset[str]:
|
||||
"""Löst ein Ziel auf eine Node-Menge auf; leer bei unbekanntem Ziel."""
|
||||
if kind is TargetKind.ALL:
|
||||
return self.known_nodes()
|
||||
if kind is TargetKind.NODE:
|
||||
return frozenset({target_id}) if target_id in self._node_tags else frozenset()
|
||||
if kind is TargetKind.OUTPUT:
|
||||
return frozenset(
|
||||
node_id
|
||||
for node_id, outputs in self._node_outputs.items()
|
||||
if target_id in outputs
|
||||
)
|
||||
if kind is TargetKind.SERVER_GROUP:
|
||||
group = self._groups.get(target_id or "")
|
||||
if group is None:
|
||||
return frozenset()
|
||||
if group.rule is GroupRule.ALL:
|
||||
return self.known_nodes()
|
||||
if group.rule is GroupRule.SELECTED or group.rule is GroupRule.NODE_LIST:
|
||||
return group.node_ids & self.known_nodes()
|
||||
if group.rule is GroupRule.TAG_QUERY:
|
||||
return frozenset(
|
||||
node_id
|
||||
for node_id, tags in self._node_tags.items()
|
||||
if group.tags & tags
|
||||
)
|
||||
return frozenset()
|
||||
|
||||
def preview_targets(self, kind: TargetKind, target_id: str | None = None) -> frozenset[str]:
|
||||
"""Commit-Vorschau: identisch zu resolve (§17.5)."""
|
||||
return self.resolve(kind, target_id)
|
||||
@@ -0,0 +1,165 @@
|
||||
"""Autoritativer Projekt- und Showzustand (PLAN.md §6.4 State Sync, §24.2).
|
||||
|
||||
- Vollständiger Snapshot nach Verbindung; danach inkrementelle Deltas
|
||||
- monotone Revisionen: kein halber Zustand (§11.4, §6.4)
|
||||
- Livezustand und dauerhafter Projektzustand sind getrennt (§24.2)
|
||||
- Szenenaktivierung erzeugt eine neue State-Revision
|
||||
"""
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
import time
|
||||
from dataclasses import dataclass, field
|
||||
|
||||
from hms_domain.model import PresetScene, Project
|
||||
|
||||
|
||||
@dataclass(frozen=True)
|
||||
class StateDelta:
|
||||
"""Inkrementelle Änderung mit monotoner Revision (§6.4).
|
||||
|
||||
- project_revision: Projekt-Inhaltsrevision (Manifest-Ebene)
|
||||
- state_revision: monotone Showzustands-Revision
|
||||
- changes: Parameterpfad → Wert; gelöschte Pfade als None markiert
|
||||
"""
|
||||
|
||||
state_revision: int
|
||||
project_revision: int
|
||||
changes: dict[str, float | None]
|
||||
monotonic_ns: int
|
||||
|
||||
def to_dict(self) -> dict:
|
||||
return {
|
||||
"state_revision": self.state_revision,
|
||||
"project_revision": self.project_revision,
|
||||
"changes": self.changes,
|
||||
"monotonic_ns": self.monotonic_ns,
|
||||
}
|
||||
|
||||
|
||||
@dataclass
|
||||
class ProjectStateStore:
|
||||
"""Autoritative Instanz im Control Core (§6.1B, §6.4).
|
||||
|
||||
Trennung (§24.2):
|
||||
- project: dauerhafter Projektzustand (Domänenmodell, persistiert)
|
||||
- live: Show-Livezustand (Parameterwerte je Pfad, nicht persistent)
|
||||
|
||||
Revisions:
|
||||
- state_revision steigt bei jeder Livezustandsänderung monoton
|
||||
- project_revision steigt bei Projektinhalts-Änderungen (z. B. neue
|
||||
Szenen, Medien-Revision) – Grundlage für Preflight (§6.5)
|
||||
"""
|
||||
|
||||
_state_revision: int = 0
|
||||
_project_revision: int = 0
|
||||
_live: dict[str, float] = field(default_factory=dict)
|
||||
_project: Project | None = None
|
||||
_project_name: str = ""
|
||||
|
||||
# ---------- Projekt ----------
|
||||
|
||||
def activate_project(self, project: Project) -> int:
|
||||
"""Aktiviert ein Projekt als autoritative Basis; erhöht die
|
||||
Projektrevision. Livezustand wird zurückgesetzt (kein Mischzustand)."""
|
||||
self._project = project
|
||||
self._project_name = project.name
|
||||
self._project_revision += 1
|
||||
self._live.clear()
|
||||
self._state_revision += 1 # neuer Zustand nach Projektwechsel
|
||||
return self._state_revision
|
||||
|
||||
@property
|
||||
def project(self) -> Project | None:
|
||||
return self._project
|
||||
|
||||
@property
|
||||
def project_revision(self) -> int:
|
||||
return self._project_revision
|
||||
|
||||
@property
|
||||
def state_revision(self) -> int:
|
||||
return self._state_revision
|
||||
|
||||
# ---------- Livezustand ----------
|
||||
|
||||
def set_value(self, path: str, value: float) -> int:
|
||||
"""Setzt einen Liveparameter; gibt die neue State-Revision zurück."""
|
||||
self._live[path] = float(value)
|
||||
self._state_revision += 1
|
||||
return self._state_revision
|
||||
|
||||
def clear_value(self, path: str) -> int:
|
||||
"""Entfernt einen Liveparameter (z. B. Release); neue Revision."""
|
||||
self._live.pop(path, None)
|
||||
self._state_revision += 1
|
||||
return self._state_revision
|
||||
|
||||
def get_value(self, path: str) -> float | None:
|
||||
return self._live.get(path)
|
||||
|
||||
# ---------- Snapshot / Delta (§6.4) ----------
|
||||
|
||||
def snapshot(self) -> dict:
|
||||
"""Vollständiger Zustand nach Verbindungsaufbau (§6.2, §6.4)."""
|
||||
return {
|
||||
"state_revision": self._state_revision,
|
||||
"project_revision": self._project_revision,
|
||||
"project_name": self._project_name,
|
||||
"values": dict(self._live),
|
||||
"monotonic_ns": time.monotonic_ns(),
|
||||
}
|
||||
|
||||
def delta_since(self, last_seen_revision: int, pending: dict[str, float]) -> StateDelta | None:
|
||||
"""Delta seit einer gesehenen Revision; None, wenn nichts Neues.
|
||||
|
||||
pending: letzter BEKANNTER Zustand des Empfängers (Pfad → Wert,
|
||||
wie er bei last_seen_revision beim Client stand). Das Delta enthält:
|
||||
- neue Pfade (in live, nicht in pending) mit ihrem Wert
|
||||
- geänderte Pfade mit dem neuen Wert
|
||||
- gelöschte Pfade als None
|
||||
Ein vollständiger Re-Sync (neuer Snapshot) ist Aufgabe des
|
||||
Transports, wenn last_seen_revision zu alt ist (§6.2).
|
||||
"""
|
||||
if last_seen_revision > self._state_revision:
|
||||
raise ValueError(
|
||||
f"gesehene Revision {last_seen_revision} liegt in der Zukunft"
|
||||
)
|
||||
if last_seen_revision == self._state_revision:
|
||||
return None # nichts Neues
|
||||
changes: dict[str, float | None] = {}
|
||||
for path, value in self._live.items():
|
||||
if path not in pending:
|
||||
changes[path] = value # neu seit last_seen
|
||||
elif pending[path] != value:
|
||||
changes[path] = value # geändert
|
||||
for path in pending:
|
||||
if path not in self._live:
|
||||
changes[path] = None # gelöscht
|
||||
return StateDelta(
|
||||
state_revision=self._state_revision,
|
||||
project_revision=self._project_revision,
|
||||
changes=changes,
|
||||
monotonic_ns=time.monotonic_ns(),
|
||||
)
|
||||
|
||||
# ---------- Szenen (§18) ----------
|
||||
|
||||
def apply_scene(self, scene: PresetScene) -> int:
|
||||
"""Aktiviert eine Szene direkt (§18.1): ÜBERNAHME der Snapshot-Werte
|
||||
in den Livezustand als neue State-Revision. Übergänge (Crossfade
|
||||
etc.) berechnet der Renderer aus vorher/nachher – hier entsteht nur
|
||||
der Zielzustand (§18.1: Diff zur Laufzeit).
|
||||
"""
|
||||
snapshot_values = scene.composition_snapshot.get("values", {})
|
||||
if not isinstance(snapshot_values, dict):
|
||||
raise ValueError("Szene enthält keine Werte")
|
||||
for path, value in snapshot_values.items():
|
||||
self._live[str(path)] = float(value)
|
||||
self._state_revision += 1
|
||||
return self._state_revision
|
||||
|
||||
def bump_project_revision(self) -> int:
|
||||
"""Projektinhalt geändert (Medien/Plugins/Szenen) → neue Revision."""
|
||||
self._project_revision += 1
|
||||
return self._project_revision
|
||||
@@ -0,0 +1,258 @@
|
||||
"""Unit-Tests Zielrouting, Clock-Sync, zeitgestempelte Aktivierung
|
||||
(PLAN.md §6.3, §6.4, §6.5)."""
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
import pytest
|
||||
from hms_cluster import (
|
||||
ActivationCoordinator,
|
||||
ArmState,
|
||||
ClockEstimator,
|
||||
ClockSample,
|
||||
GroupRouter,
|
||||
GroupRule,
|
||||
ServerGroup,
|
||||
TargetKind,
|
||||
)
|
||||
|
||||
# ---------- GroupRouter (§6.3 Bedienmodelle) ----------
|
||||
|
||||
|
||||
@pytest.fixture()
|
||||
def router() -> GroupRouter:
|
||||
r = GroupRouter()
|
||||
r.set_node_tags("node-a", frozenset({"stage-left"}))
|
||||
r.set_node_tags("node-b", frozenset({"stage-right"}))
|
||||
r.set_node_tags("node-c", frozenset({"stage-left", "stage-right"}))
|
||||
r.set_node_outputs("node-a", ["out-1"])
|
||||
r.set_node_outputs("node-c", ["out-2"])
|
||||
return r
|
||||
|
||||
|
||||
def test_resolve_all_targets(router: GroupRouter) -> None:
|
||||
assert router.resolve(TargetKind.ALL) == frozenset({"node-a", "node-b", "node-c"})
|
||||
|
||||
|
||||
def test_resolve_single_node(router: GroupRouter) -> None:
|
||||
assert router.resolve(TargetKind.NODE, "node-a") == frozenset({"node-a"})
|
||||
assert router.resolve(TargetKind.NODE, "unbekannt") == frozenset()
|
||||
|
||||
|
||||
def test_resolve_by_output(router: GroupRouter) -> None:
|
||||
assert router.resolve(TargetKind.OUTPUT, "out-2") == frozenset({"node-c"})
|
||||
assert router.resolve(TargetKind.OUTPUT, "out-9") == frozenset()
|
||||
|
||||
|
||||
def test_group_rule_selected(router: GroupRouter) -> None:
|
||||
router.upsert_group(
|
||||
ServerGroup(
|
||||
id="g1",
|
||||
name="Links",
|
||||
rule=GroupRule.SELECTED,
|
||||
node_ids=frozenset({"node-a", "unbekannt"}),
|
||||
)
|
||||
)
|
||||
# unbekannte Mitglieder werden still gefiltert, bekannte bleiben
|
||||
assert router.resolve(TargetKind.SERVER_GROUP, "g1") == frozenset({"node-a"})
|
||||
|
||||
|
||||
def test_group_rule_tag_query(router: GroupRouter) -> None:
|
||||
router.upsert_group(
|
||||
ServerGroup(
|
||||
id="g2",
|
||||
name="Beide Bühnen",
|
||||
rule=GroupRule.TAG_QUERY,
|
||||
tags=frozenset({"stage-left"}),
|
||||
)
|
||||
)
|
||||
assert router.resolve(TargetKind.SERVER_GROUP, "g2") == frozenset(
|
||||
{"node-a", "node-c"}
|
||||
)
|
||||
|
||||
|
||||
def test_group_rule_all(router: GroupRouter) -> None:
|
||||
router.upsert_group(ServerGroup(id="g3", name="Alle", rule=GroupRule.ALL))
|
||||
assert router.resolve(TargetKind.SERVER_GROUP, "g3") == router.resolve(TargetKind.ALL)
|
||||
|
||||
|
||||
def test_preview_matches_resolve(router: GroupRouter) -> None:
|
||||
"""§17.5: Commit-Vorschau zeigt dieselben Ziele wie der Versand."""
|
||||
router.upsert_group(
|
||||
ServerGroup(id="g4", name="X", rule=GroupRule.SELECTED, node_ids=frozenset({"node-b"}))
|
||||
)
|
||||
assert router.preview_targets(TargetKind.SERVER_GROUP, "g4") == router.resolve(
|
||||
TargetKind.SERVER_GROUP, "g4"
|
||||
)
|
||||
|
||||
|
||||
def test_unknown_group_resolves_empty(router: GroupRouter) -> None:
|
||||
assert router.resolve(TargetKind.SERVER_GROUP, "gibts-nicht") == frozenset()
|
||||
|
||||
|
||||
def test_remove_group(router: GroupRouter) -> None:
|
||||
router.upsert_group(ServerGroup(id="g", name="Weg"))
|
||||
router.remove_group("g")
|
||||
assert router.get_group("g") is None
|
||||
|
||||
|
||||
# ---------- ClockEstimator (§6.4 Clock Sync) ----------
|
||||
|
||||
|
||||
def _sample(t0: int, rtt: int, offset: int) -> ClockSample:
|
||||
"""Probe mit definiertem echtem Offset: node_time = t0 + rtt/2 + offset."""
|
||||
node_time = t0 + rtt // 2 + offset
|
||||
return ClockSample(t0_ns=t0, t1_ns=t0 + rtt, node_time_ns=node_time)
|
||||
|
||||
|
||||
def test_clock_offset_estimated_from_low_rtt_samples() -> None:
|
||||
"""Min-Filter: Proben mit Rauschen (hohe RTT) verschieben den Schätzer
|
||||
nicht; die niedrigste RTT dominiert (§6.4)."""
|
||||
est = ClockEstimator()
|
||||
# echter Offset: +5 ms; einige Proben mit Jitter
|
||||
est.feed(_sample(0, 1_000_000, 5_000_000)) # 1 ms RTT
|
||||
est.feed(_sample(1_000_000, 50_000_000, 30_000_000)) # 50 ms RTT, Jitter
|
||||
est.feed(_sample(2_000_000, 2_000_000, 5_500_000))
|
||||
est.feed(_sample(3_000_000, 1_500_000, 4_800_000))
|
||||
offset = est.offset_ns
|
||||
assert offset is not None
|
||||
assert 4_000_000 < offset < 6_000_000 # nahe am echten 5 ms
|
||||
|
||||
|
||||
def test_clock_best_rtt_reported() -> None:
|
||||
est = ClockEstimator()
|
||||
est.feed(_sample(0, 20_000_000, 0))
|
||||
est.feed(_sample(1, 5_000_000, 0))
|
||||
assert est.rtt_ns == 5_000_000
|
||||
|
||||
|
||||
def test_clock_no_data_returns_none() -> None:
|
||||
est = ClockEstimator()
|
||||
assert est.offset_ns is None
|
||||
assert est.rtt_ns is None
|
||||
assert est.drift_ppm is None
|
||||
|
||||
|
||||
def test_clock_drift_estimated_over_time() -> None:
|
||||
"""Drift: Offset wächst um 100 µs pro Sekunde = 100 ppm (§6.4)."""
|
||||
est = ClockEstimator()
|
||||
est.feed(_sample(t0=0, rtt=1_000_000, offset=0))
|
||||
# 2 s später: 200 µs mehr Offset (200_000 ns) → 100 µs/s = 100 ppm
|
||||
est.feed(_sample(t0=2_000_000_000, rtt=1_000_000, offset=200_000))
|
||||
drift = est.drift_ppm
|
||||
assert drift is not None
|
||||
assert 80.0 <= drift <= 120.0 # ~100 ppm
|
||||
|
||||
|
||||
def test_clock_drift_none_below_one_second_window() -> None:
|
||||
"""Zu kurzes Fenster: Drift ist nicht belastbar (§6.4 Grenze)."""
|
||||
est = ClockEstimator()
|
||||
est.feed(_sample(0, 1_000_000, 0))
|
||||
est.feed(_sample(100_000_000, 1_000_000, 50)) # nur 100 ms Abstand
|
||||
assert est.drift_ppm is None
|
||||
|
||||
|
||||
def test_clock_rejects_negative_rtt() -> None:
|
||||
with pytest.raises(ValueError, match="negative RTT"):
|
||||
ClockEstimator().feed(ClockSample(t0_ns=10, t1_ns=5, node_time_ns=0))
|
||||
|
||||
|
||||
def test_clock_maps_show_time_to_node_time() -> None:
|
||||
"""§29.1: Showzeit → lokale Monotonic über den Offset."""
|
||||
est = ClockEstimator()
|
||||
est.feed(_sample(0, 1_000_000, offset=10_000_000)) # +10 ms
|
||||
mapped = est.map_show_time(1_000_000_000)
|
||||
assert mapped is not None
|
||||
assert mapped == 1_010_000_000 # Showzeit + Offset
|
||||
# ohne Proben: keine Abbildung möglich
|
||||
assert ClockEstimator().map_show_time(0) is None
|
||||
|
||||
|
||||
def test_clock_sample_window_bounded() -> None:
|
||||
"""Kein unbeschränkter Zustand (§33): Fenster bleibt begrenzt."""
|
||||
est = ClockEstimator(max_samples=4)
|
||||
for i in range(10):
|
||||
est.feed(_sample(i * 1_000_000, 1_000_000, 0))
|
||||
assert len(est._samples) <= 4
|
||||
|
||||
|
||||
# ---------- ActivationCoordinator (§6.5) ----------
|
||||
|
||||
|
||||
@pytest.fixture()
|
||||
def two_node_setup():
|
||||
router = GroupRouter()
|
||||
router.set_node_tags("node-a", frozenset({"x"}))
|
||||
router.set_node_tags("node-b", frozenset({"x"}))
|
||||
coord = ActivationCoordinator(router)
|
||||
return coord, router
|
||||
|
||||
|
||||
def test_schedule_plans_with_lead_time(two_node_setup) -> None:
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=1_000_000_000, lead_ns=200_000_000)
|
||||
assert planned.execute_at_show_ns == 1_200_000_000 # §6.4: 100–300 ms Vorlauf
|
||||
assert planned.state is ArmState.CREATED
|
||||
|
||||
|
||||
def test_due_requires_all_arms(two_node_setup) -> None:
|
||||
"""§6.5: Execute nur, wenn ALLE Ziel-Nodes armed; sonst FAILED."""
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=0, lead_ns=100)
|
||||
coord.acknowledge_arm(planned.command_id, "node-a")
|
||||
# Showzeit erreicht, aber node-b fehlt → FAILED, nicht still ausgeführt
|
||||
due = coord.due(now_show_ns=1_000_000)
|
||||
assert due == []
|
||||
assert coord.get(planned.command_id).state is ArmState.FAILED
|
||||
|
||||
|
||||
def test_due_executes_when_all_armed(two_node_setup) -> None:
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=0, lead_ns=100)
|
||||
coord.acknowledge_arm(planned.command_id, "node-a")
|
||||
coord.acknowledge_arm(planned.command_id, "node-b")
|
||||
due = coord.due(now_show_ns=1_000_000)
|
||||
assert len(due) == 1 and due[0].command_id == planned.command_id
|
||||
assert coord.get(planned.command_id).state is ArmState.ARMED
|
||||
|
||||
|
||||
def test_execute_completes_when_all_nodes_report(two_node_setup) -> None:
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=0, lead_ns=100)
|
||||
coord.acknowledge_arm(planned.command_id, "node-a")
|
||||
coord.acknowledge_arm(planned.command_id, "node-b")
|
||||
coord.due(now_show_ns=1_000_000)
|
||||
# beide Nodes melden ausgeführt (mit Ist-Zeit, §6.5)
|
||||
coord.acknowledge_execute(planned.command_id, "node-a")
|
||||
assert coord.get(planned.command_id).state is ArmState.ARMED # noch nicht komplett
|
||||
coord.acknowledge_execute(planned.command_id, "node-b")
|
||||
assert coord.get(planned.command_id).state is ArmState.EXECUTED
|
||||
|
||||
|
||||
def test_expected_nodes_preview(two_node_setup) -> None:
|
||||
"""§17.5: Vor dem Commit sichtbar, welche Nodes die Szene erhalten."""
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=0, lead_ns=100)
|
||||
assert coord.expected_nodes(planned) == frozenset({"node-a", "node-b"})
|
||||
|
||||
|
||||
def test_acknowledge_unknown_command_rejected(two_node_setup) -> None:
|
||||
coord, _ = two_node_setup
|
||||
with pytest.raises(KeyError):
|
||||
coord.acknowledge_arm("gibts-nicht", "node-a")
|
||||
|
||||
|
||||
def test_due_ignores_already_handled(two_node_setup) -> None:
|
||||
"""Erledigte/gescheiterte Aktivierungen werden nicht erneut geliefert."""
|
||||
coord, _ = two_node_setup
|
||||
planned = coord.schedule("scene-1", now_show_ns=0, lead_ns=100)
|
||||
coord.acknowledge_arm(planned.command_id, "node-a")
|
||||
coord.acknowledge_arm(planned.command_id, "node-b")
|
||||
coord.due(now_show_ns=1_000_000) # erstmalig fällig → ARMED
|
||||
second = coord.due(now_show_ns=2_000_000) # erneut aufgerufen: kein Duplikat
|
||||
assert second == []
|
||||
|
||||
|
||||
def test_due_before_showtime_returns_empty(two_node_setup) -> None:
|
||||
coord, _ = two_node_setup
|
||||
coord.schedule("scene-1", now_show_ns=1_000_000_000, lead_ns=200_000_000)
|
||||
assert coord.due(now_show_ns=1_100_000_000) == [] # Showzeit noch nicht erreicht
|
||||
@@ -0,0 +1,112 @@
|
||||
"""Unit-Tests Project-State-Store (PLAN.md §6.4 State Sync, §24.2, §18.1)."""
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
import pytest
|
||||
from hms_domain import PresetScene
|
||||
from hms_persistence.state_store import ProjectStateStore
|
||||
|
||||
|
||||
def test_revisions_start_at_zero() -> None:
|
||||
store = ProjectStateStore()
|
||||
assert store.state_revision == 0
|
||||
assert store.project_revision == 0
|
||||
assert store.snapshot()["values"] == {}
|
||||
|
||||
|
||||
def test_activate_project_resets_live_state() -> None:
|
||||
"""Kein Mischzustand: Projektwechsel leert den Livezustand (§24.2)."""
|
||||
from hms_domain import Project
|
||||
|
||||
store = ProjectStateStore()
|
||||
store.set_value("master/intensity", 0.5)
|
||||
store.activate_project(Project(name="Show A"))
|
||||
assert store.project_revision == 1
|
||||
assert store.project is not None and store.project.name == "Show A"
|
||||
assert store.get_value("master/intensity") is None # Live geleert
|
||||
assert store.state_revision == 2 # set_value (1) + Projektwechsel (2)
|
||||
|
||||
|
||||
def test_set_and_clear_value_increase_state_revision() -> None:
|
||||
store = ProjectStateStore()
|
||||
r1 = store.set_value("master/intensity", 0.7)
|
||||
assert r1 == 1
|
||||
r2 = store.set_value("master/intensity", 0.9)
|
||||
assert r2 == 2
|
||||
r3 = store.clear_value("master/intensity")
|
||||
assert r3 == 3
|
||||
assert store.get_value("master/intensity") is None
|
||||
# Löschen eines nicht existierenden Pfades erhöht trotzdem deterministisch
|
||||
r4 = store.clear_value("master/intensity")
|
||||
assert r4 == 4
|
||||
|
||||
|
||||
def test_snapshot_contains_revisions_and_values() -> None:
|
||||
store = ProjectStateStore()
|
||||
store.set_value("master/intensity", 1.0)
|
||||
snap = store.snapshot()
|
||||
assert snap["state_revision"] == 1
|
||||
assert snap["project_revision"] == 0
|
||||
assert snap["values"] == {"master/intensity": 1.0}
|
||||
assert snap["monotonic_ns"] > 0
|
||||
|
||||
|
||||
def test_delta_since_reports_changes_and_deletions() -> None:
|
||||
"""Delta überträgt Änderungen; gelöschte Pfade als None (§6.4)."""
|
||||
store = ProjectStateStore()
|
||||
store.set_value("a", 1.0)
|
||||
seen = store.state_revision
|
||||
# nach „Disconnect": neue Änderungen
|
||||
store.set_value("a", 2.0)
|
||||
store.set_value("b", 3.0)
|
||||
store.clear_value("c") # c war nie gesetzt – bleibt neutral
|
||||
delta = store.delta_since(seen, pending={"a": 1.0, "c": 0.0})
|
||||
assert delta is not None
|
||||
assert delta.state_revision == store.state_revision
|
||||
assert delta.changes["a"] == 2.0 # geändert
|
||||
assert "b" in delta.changes and delta.changes["b"] == 3.0 # neu
|
||||
assert delta.changes.get("c") is None # gelöscht
|
||||
|
||||
|
||||
def test_delta_none_when_up_to_date() -> None:
|
||||
store = ProjectStateStore()
|
||||
store.set_value("a", 1.0)
|
||||
assert store.delta_since(store.state_revision, pending={}) is None
|
||||
|
||||
|
||||
def test_delta_rejects_future_revision() -> None:
|
||||
store = ProjectStateStore()
|
||||
with pytest.raises(ValueError, match="Zukunft"):
|
||||
store.delta_since(99, pending={})
|
||||
|
||||
|
||||
def test_apply_scene_overwrites_live_as_target_state() -> None:
|
||||
"""Szenenabruf erzeugt Zielzustand; Übergänge macht der Renderer (§18.1)."""
|
||||
store = ProjectStateStore()
|
||||
store.set_value("layer/x/opacity", 0.2)
|
||||
scene = PresetScene(
|
||||
name="Look",
|
||||
composition_snapshot={
|
||||
"values": {"layer/x/opacity": 0.8, "master/intensity": 1.0}
|
||||
},
|
||||
)
|
||||
rev = store.apply_scene(scene)
|
||||
assert rev == 2 # set + scene
|
||||
assert store.get_value("layer/x/opacity") == pytest.approx(0.8)
|
||||
assert store.get_value("master/intensity") == pytest.approx(1.0)
|
||||
|
||||
|
||||
def test_apply_scene_rejects_scene_without_values() -> None:
|
||||
scene = PresetScene(name="Kaputt", composition_snapshot={"values": "kein dict"})
|
||||
store = ProjectStateStore()
|
||||
with pytest.raises(ValueError, match="Werte"):
|
||||
store.apply_scene(scene)
|
||||
|
||||
|
||||
def test_bump_project_revision_independent_of_state() -> None:
|
||||
"""Projektinhalt (Medien/Szenen) und Livezustand getrennt (§24.2)."""
|
||||
store = ProjectStateStore()
|
||||
state_before = store.state_revision
|
||||
store.bump_project_revision()
|
||||
assert store.project_revision == 1
|
||||
assert store.state_revision == state_before # Live unverändert
|
||||
Reference in New Issue
Block a user