feat(RMGR-WP-0002): dual-run writeback, flags, meter, SH facade

Add dual-run flags/meter, harden task-status (idempotency, UUID, head,
push), State Hub adapter for PATCH /tasks and C-15/reconcile proxy, pilot
evidence, and finish RMGR-WP-0002.
This commit is contained in:
tegwick 2026-08-09 23:19:56 +02:00
parent bb1d030257
commit 310b43079d
14 changed files with 679 additions and 50 deletions

View file

@ -1,4 +1,4 @@
"""Governed command: repo.work.update_task_status (vertical-slice implementation)."""
"""Governed command: repo.work.update_task_status (dual-run hardened)."""
from __future__ import annotations
@ -8,8 +8,9 @@ from dataclasses import dataclass
from pathlib import Path
from typing import Any
from repo_manager.gitops import GitError, commit_paths, head_sha
from repo_manager.index_store import append_event, default_index_path, load_index, save_index
from repo_manager import dual_run, idempotency
from repo_manager.gitops import GitError, commit_paths, head_sha, push_ff
from repo_manager.index_store import append_event, default_index_path, save_index
from repo_manager.observe import observe_repository
from repo_manager.parse.workplan import _TASK_BLOCK_RE, _parse_yaml_block
@ -35,14 +36,38 @@ class CommandResult:
return out
def _patch_task_status_in_file(path: Path, task_canonical_id: str, status: str) -> bool:
def _is_uuid(value: str) -> bool:
try:
uuid.UUID(value)
return True
except ValueError:
return False
def _patch_task_status_in_file(
path: Path,
*,
canonical_id: str | None,
hub_uuid: str | None,
status: str,
) -> bool:
text = path.read_text(encoding="utf-8")
def _replace(match: re.Match[str]) -> str:
block = match.group(0)
meta = _parse_yaml_block(match.group(1))
tid = meta.get("id")
if tid is None or str(tid) != task_canonical_id:
tid = str(meta["id"]) if meta.get("id") is not None else None
hub = (
str(meta["state_hub_task_id"]).strip().strip('"')
if meta.get("state_hub_task_id") is not None
else None
)
matched = False
if canonical_id and tid == canonical_id:
matched = True
if hub_uuid and hub and hub.lower() == hub_uuid.lower():
matched = True
if not matched:
return block
replaced = re.sub(
r"^(status:\s*)\S+",
@ -53,7 +78,6 @@ def _patch_task_status_in_file(path: Path, task_canonical_id: str, status: str)
)
if replaced != block:
return replaced
# insert status if missing
return block.replace("\n```", f"\nstatus: {status}\n```", 1)
new_text = _TASK_BLOCK_RE.sub(_replace, text)
@ -71,10 +95,48 @@ def update_task_status(
correlation_id: str | None = None,
reason: str = "rmgr command",
commit: bool = True,
push: bool = False,
expected_head_sha: str | None = None,
idempotency_key: str | None = None,
repo_slug: str | None = None,
) -> CommandResult:
"""Apply task status change to the workplan file and optionally git-commit."""
"""Apply task status change to the workplan file and optionally git-commit.
``task_id`` may be a canonical id (e.g. RMGR-WP-0001-T05) or a State Hub
task UUID (matched against ``state_hub_task_id`` in the file).
"""
correlation_id = correlation_id or str(uuid.uuid4())
repo_root = repo_root.resolve()
payload = {
"repo_root": str(repo_root),
"task_id": task_id,
"status": status,
"expected_head_sha": expected_head_sha,
}
ph = idempotency.payload_hash(payload)
if idempotency_key:
prior = idempotency.get(idempotency_key)
if prior:
if prior.get("payload_hash") != ph:
return CommandResult(
status="rejected",
correlation_id=correlation_id,
evidence={"status": "rejected"},
error={
"code": "conflict",
"message": "idempotency key reused with different payload",
"correlation_id": correlation_id,
},
)
# Replay prior result
prev = prior.get("result") or {}
return CommandResult(
status=prev.get("status", "applied"),
correlation_id=prev.get("correlation_id", correlation_id),
evidence=prev.get("evidence") or {"status": "applied", "replay": True},
error=prev.get("error"),
)
if status not in VALID_TASK_STATUSES:
return CommandResult(
@ -88,12 +150,37 @@ def update_task_status(
},
)
# Locate task via fresh observation
_snapshot, index = observe_repository(repo_root)
match = next(
(r for r in index.work_records if r.kind == "task" and r.id == task_id),
None,
)
current_head = head_sha(repo_root)
if expected_head_sha and current_head and expected_head_sha != current_head:
return CommandResult(
status="rejected",
correlation_id=correlation_id,
evidence={"status": "rejected", "head_sha": current_head},
error={
"code": "precondition_failed",
"message": f"expected_head_sha {expected_head_sha} != {current_head}",
"correlation_id": correlation_id,
"retryable": True,
},
)
snapshot, index = observe_repository(repo_root, slug=repo_slug)
slug = repo_slug or snapshot.get("slug")
hub_uuid = task_id if _is_uuid(task_id) else None
canonical = None if hub_uuid else task_id
match = None
for r in index.work_records:
if r.kind != "task":
continue
if canonical and r.id == canonical:
match = r
break
if hub_uuid and r.uuid and r.uuid.lower() == hub_uuid.lower():
match = r
break
if match is None:
return CommandResult(
status="rejected",
@ -119,8 +206,29 @@ def update_task_status(
},
)
expected_head = head_sha(repo_root)
changed = _patch_task_status_in_file(path, task_id, status)
# Already at status → treat as successful no-op applied with current head
if match.status == status:
result = CommandResult(
status="applied",
correlation_id=correlation_id,
evidence={
"status": "applied",
"git_sha": current_head,
"files_touched": [],
"noop": True,
"observed_at": index.observed_at,
},
)
if idempotency_key:
idempotency.put(idempotency_key, ph, result.to_dict())
return result
changed = _patch_task_status_in_file(
path,
canonical_id=match.id,
hub_uuid=match.uuid or hub_uuid,
status=status,
)
if not changed:
return CommandResult(
status="rejected",
@ -128,20 +236,23 @@ def update_task_status(
evidence={"status": "rejected", "files_touched": []},
error={
"code": "conflict",
"message": "task block not patched (already at status or id mismatch)",
"message": "task block not patched (id mismatch)",
"correlation_id": correlation_id,
},
)
git_sha: str | None = None
push_ok: bool | None = None
push_msg: str | None = None
if commit:
try:
git_sha = commit_paths(
repo_root,
[match.source_path],
message=(
f"repo.work.update_task_status {task_id} -> {status}\n\n"
f"repo.work.update_task_status {match.id or task_id} -> {status}\n\n"
f"correlation_id: {correlation_id}\nreason: {reason}\n"
f"source: repo-manager\n"
),
)
except GitError as exc:
@ -159,18 +270,21 @@ def update_task_status(
"correlation_id": correlation_id,
},
)
if push:
push_ok, push_msg = push_ff(repo_root)
# Rebuild projection
_snap2, index2 = observe_repository(repo_root)
_snap2, index2 = observe_repository(repo_root, slug=slug)
event = {
"type": "repo.command.applied",
"command": "repo.work.update_task_status",
"correlation_id": correlation_id,
"task_id": task_id,
"task_id": match.id,
"task_uuid": match.uuid,
"new_status": status,
"git_sha": git_sha,
"files_touched": [match.source_path],
"expected_head_sha_before": expected_head,
"expected_head_sha_before": current_head,
"source": "repo-manager",
}
append_event(index2, event)
append_event(
@ -179,21 +293,37 @@ def update_task_status(
"type": "repo.work.indexed",
"correlation_id": correlation_id,
"kind": "task",
"id": task_id,
"id": match.id,
"source_path": match.source_path,
},
)
save_index(index2)
evidence = {
dual_run.record_mutation(
source="repo-manager",
kind="task_status_writeback",
repo_slug=slug,
detail={
"task_id": match.id,
"status": status,
"git_sha": git_sha,
"correlation_id": correlation_id,
},
)
evidence: dict[str, Any] = {
"status": "applied",
"git_sha": git_sha,
"files_touched": [match.source_path],
"observed_at": index2.observed_at,
"index_path": str(default_index_path(repo_root)),
"source": "repo-manager",
}
if not git_sha:
# contract: file-mutating applied without git_sha is invalid — force fail if no commit
if push:
evidence["push_ok"] = push_ok
evidence["push_message"] = push_msg
if commit and not git_sha:
return CommandResult(
status="failed",
correlation_id=correlation_id,
@ -205,8 +335,11 @@ def update_task_status(
},
)
return CommandResult(
result = CommandResult(
status="applied",
correlation_id=correlation_id,
evidence=evidence,
)
if idempotency_key:
idempotency.put(idempotency_key, ph, result.to_dict())
return result