63 lines
3.5 KiB
Python
63 lines
3.5 KiB
Python
#!/usr/bin/env python3
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"""Build the fresh terminal result for a mediator-published SCM retry."""
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from __future__ import annotations
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import re
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from typing import Any
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from execution_pool_protocol import ProtocolError
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FIELDS = ("changed_files", "tests_run", "artifacts", "findings", "blockers")
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SHA = re.compile(r"[0-9a-f]{40,64}\Z")
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def result(receipt: Any, submission: Any, node: str) -> tuple[dict[str, Any], str, str]:
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"""Reuse completed evidence only after the mediator confirms its exact head."""
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if not isinstance(receipt, dict) or not isinstance(submission, dict):
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raise ProtocolError("publication retry response is malformed")
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structured = receipt.get("structured")
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title, body, head = receipt.get("title"), receipt.get("body"), receipt.get("head")
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if (
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not isinstance(structured, dict) or structured.get("status") != "completed"
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or not isinstance(title, str) or not title or not isinstance(body, str)
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or not isinstance(head, str) or not SHA.fullmatch(head)
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or submission.get("head") != head
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):
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raise ProtocolError("publication retry evidence changed")
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copied = {"status": "completed", "summary": str(structured.get("summary") or "")[:8000]}
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if not copied["summary"]:
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raise ProtocolError("publication retry summary is missing")
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for name in FIELDS:
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value = structured.get(name)
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if not isinstance(value, list) or any(not isinstance(item, str) for item in value):
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raise ProtocolError("publication retry result is malformed")
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copied[name] = list(value[:100])
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for artifact in (submission.get("pull_request"), f"branch:{submission.get('branch', '')}", f"preserved-head:{head}"):
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if isinstance(artifact, str) and artifact and artifact not in copied["artifacts"]:
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copied["artifacts"].append(artifact)
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return ({"structured": copied, "returncode": 0, "capacity_failure": False, "node": node,
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"route": {"provider": "mediator", "model": "publication-resume"},
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"provider_sessions": {}, "final_activity": "Mediator republished preserved SCM commit."}, title[:240], body[:12000])
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def transient_failure(node: str) -> tuple[dict[str, Any], str, str]:
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"""Return the sole mediator-classified retryable publication failure."""
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structured = {"status": "blocked", "summary": "SCM publication is temporarily unavailable.",
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"changed_files": [], "tests_run": [], "artifacts": [], "findings": [],
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"blockers": ["Mediator classified the preserved SCM publication as transient."]}
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return ({"structured": structured, "returncode": 1, "capacity_failure": True,
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"publication_retry_transient": True, "node": node, "route": {},
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"provider_sessions": {}, "final_activity": "Mediator deferred preserved SCM publication."}, "SCM publication deferred", "")
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def rejected_failure(node: str) -> tuple[dict[str, Any], str, str]:
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"""Surface mediator policy rejection without treating it as capacity loss."""
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structured = {"status": "blocked", "summary": "SCM publication retry was rejected.",
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"changed_files": [], "tests_run": [], "artifacts": [], "findings": [],
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"blockers": ["Mediator rejected the preserved SCM publication evidence or policy."]}
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return ({"structured": structured, "returncode": 1, "capacity_failure": False, "node": node,
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"route": {}, "provider_sessions": {}, "final_activity": "Mediator rejected publication retry."},
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"SCM publication rejected", "")
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