feat(cra): MaschinenVO-Gefährdungs-Ableitung + Cyber-Safety-Brücke
3-Tier-MaschinenVO-Verdict (direkt / sicherheitsrelevant / nicht relevant) aus Personengefährdungs-Signal: eine Komponente ist keine Maschine, aber wenn ihre Funktion bei Fehler ODER Manipulation Personen gefaehrden kann (Bewegung, Laser/ Auge, Kraft, Temperatur, elektrisch), ist sie sicherheitsrelevant — Pflicht trifft den Maschinenbauer, Zulieferer liefert Nachweise, und ein Cyber-Angriff kann die Sicherheitsfunktion aushebeln (Cyber-Safety-Bruecke). OWIS-mit-Laser landet so korrekt als 'sicherheitsrelevante Komponente'. Engine + /readiness additiv; Frontend: Gefährdungs-Frage + -Typen, MaschinenVO-Ergebnisblock. Presets aktualisiert (OWIS: Laser+Bewegung, Zwick: Bewegung). 22 Tests gruen. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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@@ -15,7 +15,9 @@ from fastapi import APIRouter, Depends, HTTPException
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from pydantic import BaseModel
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from compliance.services.cra_finding_mapper import assess_findings_payload
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from compliance.services.cra_applicability import compute_verdict, maturity as evidence_maturity, MACHINE_INTEGRATOR
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from compliance.services.cra_applicability import (
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compute_verdict, compute_machinery_verdict, maturity as evidence_maturity, MACHINE_INTEGRATOR,
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)
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from compliance.services.scanner_mcp_client import fetch_findings
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from compliance.services.cra_snapshot_store import save_snapshot, list_snapshots, get_snapshot
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from compliance.services.cra_use_case_controls import enrich_findings_with_breadth
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@@ -191,6 +193,10 @@ class ReadinessRequest(BaseModel):
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customers_request_cra_evidence: Optional[bool] = False
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provided_evidence: Optional[List[str]] = None # evidence keys already in place (sbom, vdp, …)
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digital_elements: Optional[List[str]] = None # detected/declared digital elements
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# Machinery-Regulation person-safety axis
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safety_relevant: Optional[bool] = False # function can endanger persons on fault/manipulation
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hazard_types: Optional[List[str]] = None # movement_crush, laser_radiation, force_energy, …
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is_safety_component: Optional[bool] = False # marketed as a safety device (Sicherheitsbauteil)
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# CRA Annex I evidence_type -> guideline bucket (Code / Prozess / Dokumentation).
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@@ -292,6 +298,10 @@ async def readiness(body: ReadinessRequest):
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"deadlines": list(DEADLINES),
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# Eingangstür verdict layer
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"verdict": verdict,
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"machinery_verdict": compute_machinery_verdict(
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body.producer_type or "", bool(body.is_machinery),
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bool(body.safety_relevant), body.hazard_types, bool(body.is_safety_component),
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),
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"maturity": evidence_maturity(body.provided_evidence),
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"digital_elements": body.digital_elements or [],
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"producer_type": body.producer_type or "",
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@@ -105,3 +105,65 @@ def maturity(provided_evidence_keys) -> dict:
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total = len(EVIDENCE_ITEMS)
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pct = round(100.0 * len(present) / total) if total else 0
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return {"pct": pct, "present": present, "missing": missing, "total": total}
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# --- Machinery Regulation (2023/1230) applicability — person-safety axis ---
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# A bare control component is not "machinery" itself, but if its function can
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# endanger persons (movement, laser, stored energy …) it is safety-relevant: the
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# duty hits the machine builder, the component maker supplies evidence, and a
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# cyber compromise can defeat a safety function (the CRA × MaschinenVO bridge).
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HAZARD_TYPES = [
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{"key": "movement_crush", "label": "Bewegung / Quetschen"},
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{"key": "laser_radiation", "label": "Laser / Strahlung (Auge)"},
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{"key": "force_energy", "label": "Kraft / gespeicherte Energie"},
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{"key": "temperature", "label": "Temperatur / Hitze"},
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{"key": "electrical", "label": "Elektrische Gefährdung"},
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]
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_HAZARD_KEYS = {h["key"]: h["label"] for h in HAZARD_TYPES}
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MV_DIREKT = "direkt"
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MV_SICHERHEITSRELEVANT = "sicherheitsrelevant"
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MV_NICHT = "nicht_relevant"
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_MV_LABEL = {
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MV_DIREKT: "Maschinenverordnung direkt betroffen",
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MV_SICHERHEITSRELEVANT: "Sicherheitsrelevante Komponente (indirekt)",
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MV_NICHT: "Maschinenverordnung nicht relevant",
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}
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def compute_machinery_verdict(
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producer_type: str = "",
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is_machinery: bool = False,
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safety_relevant: bool = False,
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hazard_types=None,
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is_safety_component: bool = False,
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) -> dict:
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"""3-tier Machinery-Regulation verdict + cyber→safety bridge flag.
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`safety_relevant`: can the function endanger persons on fault OR manipulation?"""
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hazards = [{"key": k, "label": _HAZARD_KEYS[k]} for k in (hazard_types or []) if k in _HAZARD_KEYS]
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direct = bool(is_machinery) or producer_type == MACHINE_INTEGRATOR or bool(is_safety_component)
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reasons: list = []
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if direct:
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tier = MV_DIREKT
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reasons.append("Maschine/Anlage bzw. Sicherheitsbauteil → MaschinenVO-Pflichten direkt.")
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elif safety_relevant or hazards:
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tier = MV_SICHERHEITSRELEVANT
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reasons.append("Komponente, deren Funktion bei Fehler oder Manipulation Personen gefährden kann.")
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reasons.append("MaschinenVO-Pflicht trifft den Maschinenbauer; als Zulieferer liefern Sie Sicherheits-/Cyber-Nachweise zu.")
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else:
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tier = MV_NICHT
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reasons.append("Keine Personengefährdung erkennbar.")
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bridge = tier in (MV_DIREKT, MV_SICHERHEITSRELEVANT)
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if bridge:
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reasons.append(
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"Cyber-trifft-Safety: Ein Angriff auf die Steuerung kann eine Sicherheitsfunktion aushebeln "
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"(Geschwindigkeit/Position/Verriegelung) → Personenschaden."
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)
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return {
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"tier": tier,
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"label": _MV_LABEL[tier],
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"hazards": hazards,
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"cyber_safety_bridge": bridge,
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"reasons": reasons,
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}
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