Files
re-xxm/reaction_board/task_state.py
T
bot-ci f6bef59e07 fix(scheduler): daily slot off-plan + cross-midnight resume (#8)
- Cross-midnight: unfinished yesterday seals ASAP with yesterday's stat_date;
  force seal ignores today's snapshot_at gate when stat_date < today.
- Off-plan already_completed: compare completion started_at (not finished_at)
  to today's planned slot; earlier → still run at slot for all daily tasks.
- Cold start: bootstrap task:state from task:last / seed markers.
- ensure_pending: do not glue new due onto a different day's unfinished state.
- run_if_needed(force): keep_scraped True for seal, False for CLI --force.
- Scheduler due_reader: pick up disk due_at each loop (seed→evening seal).
2026-11-03 02:35:13 +08:00

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# -*- coding: utf-8 -*-
"""调度任务状态持久化(跨进程重启 / 容器重建)。
每条任务一条 kv 记录 ``task:state:{name}``,字段见 :class:`TaskState`。
调度器只认落盘的 ``due_at`` / ``status`` / ``stat_date`` / ``progress``,
不再靠启动时把 ``next_run=0`` 猜「要不要立刻跑」。
"""
from __future__ import annotations
import json
import time
from dataclasses import asdict, dataclass
from datetime import timedelta
from typing import Any, Mapping
from .repository import Repository
from .timeutil import parse_hhmm, shanghai_date, shanghai_datetime
STATUS_PENDING = "pending"
STATUS_RUNNING = "running"
STATUS_DONE = "done"
STATUS_FAILED = "failed"
STATUS_DEFERRED = "deferred"
_ACTIVE = frozenset({STATUS_PENDING, STATUS_RUNNING, STATUS_FAILED, STATUS_DEFERRED})
@dataclass
class TaskState:
name: str
status: str
due_at: float
stat_date: str | None = None
progress: dict[str, Any] | None = None
updated_at: float = 0.0
error: str | None = None
def as_dict(self) -> dict[str, Any]:
payload = asdict(self)
# JSON 友好:去掉 None progress 也可保留
return payload
def state_key(name: str) -> str:
return f"task:state:{name}"
def load_state(repo: Repository, name: str) -> TaskState | None:
raw = repo.kv_get(state_key(name))
if not raw:
return None
try:
data = json.loads(raw)
except (TypeError, ValueError, json.JSONDecodeError):
return None
if not isinstance(data, dict) or not data.get("name"):
return None
try:
due_at = float(data.get("due_at") or 0)
updated_at = float(data.get("updated_at") or 0)
except (TypeError, ValueError):
return None
progress = data.get("progress")
if progress is not None and not isinstance(progress, dict):
progress = None
return TaskState(
name=str(data.get("name") or name),
status=str(data.get("status") or STATUS_PENDING),
due_at=due_at,
stat_date=(str(data["stat_date"]) if data.get("stat_date") else None),
progress=progress,
updated_at=updated_at,
error=(str(data["error"]) if data.get("error") else None),
)
def save_state(repo: Repository, state: TaskState) -> None:
repo.kv_set(state_key(state.name), json.dumps(state.as_dict(), ensure_ascii=False))
def _now(now: float | None) -> float:
return time.time() if now is None else float(now)
def recover_stale_running(
repo: Repository,
name: str,
*,
now: float | None = None,
) -> TaskState | None:
"""进程已死但仍为 ``running``:改为 ``pending``,保留 progress / stat_date。
``due_at`` 取 ``min(原 due_at, now)``,使过期/中断任务可立即续跑,
未到期的(极少见)仍尊重原 due_at。
"""
current = _now(now)
state = load_state(repo, name)
if state is None or state.status != STATUS_RUNNING:
return state
state.status = STATUS_PENDING
state.due_at = min(float(state.due_at or current), current)
state.updated_at = current
save_state(repo, state)
return state
def mark_running(
repo: Repository,
name: str,
*,
stat_date: str | None,
now: float | None = None,
progress: Mapping[str, Any] | None = None,
due_at: float | None = None,
) -> TaskState:
current = _now(now)
prev = load_state(repo, name)
state = TaskState(
name=name,
status=STATUS_RUNNING,
due_at=float(due_at if due_at is not None else (prev.due_at if prev else current)),
stat_date=stat_date if stat_date is not None else (prev.stat_date if prev else None),
progress=dict(progress) if progress is not None else (prev.progress if prev else None),
updated_at=current,
error=None,
)
save_state(repo, state)
return state
def mark_done(
repo: Repository,
name: str,
*,
due_at: float,
now: float | None = None,
stat_date: str | None = None,
progress: Mapping[str, Any] | None = None,
) -> TaskState:
"""成功:记 done,并写入下一次 ``due_at``(下一条墙钟/间隔)。"""
current = _now(now)
state = TaskState(
name=name,
status=STATUS_DONE,
due_at=float(due_at),
stat_date=stat_date,
progress=dict(progress) if progress is not None else None,
updated_at=current,
error=None,
)
save_state(repo, state)
return state
def mark_failed(
repo: Repository,
name: str,
*,
due_at: float,
now: float | None = None,
stat_date: str | None = None,
progress: Mapping[str, Any] | None = None,
error: str | None = None,
) -> TaskState:
current = _now(now)
prev = load_state(repo, name)
state = TaskState(
name=name,
status=STATUS_FAILED,
due_at=float(due_at),
stat_date=stat_date if stat_date is not None else (prev.stat_date if prev else None),
progress=(
dict(progress) if progress is not None
else (prev.progress if prev else None)
),
updated_at=current,
error=error,
)
save_state(repo, state)
return state
def mark_deferred(
repo: Repository,
name: str,
*,
due_at: float,
now: float | None = None,
stat_date: str | None = None,
progress: Mapping[str, Any] | None = None,
error: str | None = None,
) -> TaskState:
"""主动延后(静默窗 / seed 避让等):保留进度,写未来 due_at。"""
current = _now(now)
prev = load_state(repo, name)
state = TaskState(
name=name,
status=STATUS_DEFERRED,
due_at=float(due_at),
stat_date=stat_date if stat_date is not None else (prev.stat_date if prev else None),
progress=(
dict(progress) if progress is not None
else (prev.progress if prev else None)
),
updated_at=current,
error=error,
)
save_state(repo, state)
return state
def ensure_pending(
repo: Repository,
name: str,
*,
due_at: float,
stat_date: str | None,
now: float | None = None,
overwrite_done: bool = True,
) -> TaskState:
"""保证存在一条 pending(如 seed 成功后挂上当晚 seal)。
同日未完成:取更早的 due_at。
跨日:不得把新一天的 due 粘到昨天的 ``stat_date`` 上——
若已有更早日期的未完成记录,保留它(跨天续跑优先);
若已有更新日期的未完成,则重置为调用方的 due/stat_date。
``overwrite_done`` 时覆盖已完成记录。
"""
current = _now(now)
prev = load_state(repo, name)
if prev is not None and prev.status in _ACTIVE and prev.status != STATUS_RUNNING:
if (
stat_date is not None
and prev.stat_date
and prev.stat_date != stat_date
):
# 未完成的更早归属日优先保留,避免 seed 挂今晚时冲掉昨天续跑。
if prev.stat_date < stat_date:
return prev
# prev 归属日更新:按调用方重置,禁止跨日字段拼接。
state = TaskState(
name=name,
status=STATUS_PENDING,
due_at=float(due_at),
stat_date=stat_date,
progress=None,
updated_at=current,
error=None,
)
save_state(repo, state)
return state
# 同日(或缺一边 stat_date):取更早 due_at,补上缺失的 stat_date
due = min(float(prev.due_at or due_at), float(due_at))
sd = prev.stat_date or stat_date
if due == prev.due_at and sd == prev.stat_date and prev.status == STATUS_PENDING:
return prev
prev.due_at = due
prev.stat_date = sd
prev.status = STATUS_PENDING
prev.updated_at = current
save_state(repo, prev)
return prev
if prev is not None and prev.status == STATUS_RUNNING:
return prev
if prev is not None and prev.status == STATUS_DONE and not overwrite_done:
return prev
state = TaskState(
name=name,
status=STATUS_PENDING,
due_at=float(due_at),
stat_date=stat_date,
progress=None,
updated_at=current,
error=None,
)
save_state(repo, state)
return state
def bootstrap_from_last(
repo: Repository,
name: str,
*,
wall_due_at: float,
now: float | None = None,
retry_seconds: float = 300.0,
) -> TaskState | None:
"""升级/冷启动:无 ``task:state`` 时从 ``task:last`` 回填。
- 成功 → ``done`` + ``due_at=wall_due_at``
- 失败/跳过 → ``failed``/``deferred``,``due_at`` 为补跑点(已过则立刻)
"""
current = _now(now)
existing = load_state(repo, name)
if existing is not None:
return existing
raw = repo.kv_get(f"task:last:{name}")
if not raw:
return None
try:
data = json.loads(raw)
except (TypeError, ValueError, json.JSONDecodeError):
return None
if not isinstance(data, dict):
return None
ok = bool(data.get("ok"))
skipped = bool(data.get("skipped"))
try:
finished = float(data.get("finished_at") or data.get("started_at") or current)
except (TypeError, ValueError):
finished = current
summary = data.get("summary")
stat_date = None
if isinstance(summary, dict) and summary.get("stat_date"):
stat_date = str(summary["stat_date"])
error = data.get("error")
error_s = str(error) if error else None
if ok and not skipped:
state = TaskState(
name=name,
status=STATUS_DONE,
due_at=float(wall_due_at),
stat_date=stat_date,
updated_at=current,
error=None,
)
save_state(repo, state)
return state
due = finished + float(retry_seconds)
if due > current:
pass
else:
due = current
state = TaskState(
name=name,
status=STATUS_DEFERRED if skipped else STATUS_FAILED,
due_at=float(due),
stat_date=stat_date,
updated_at=current,
error=error_s,
)
save_state(repo, state)
return state
def bootstrap_seed_markers(
repo: Repository,
name: str,
*,
slot_hhmm: str,
wall_due_at: float,
now: float | None = None,
) -> TaskState | None:
"""无 state 时:若存在未 seal 的 seed 壳,挂 pending(跨天优先昨天)。
已过当日 ``slot_hhmm``(或归属日早于今天)→ ``due_at=now`` 尽快补跑。
"""
del wall_due_at # 未完成 seed 不走纯墙钟
current = _now(now)
existing = load_state(repo, name)
if existing is not None:
return existing
if name not in {"snapshot", "fans"}:
return None
today = shanghai_date(current)
yday = (shanghai_datetime(current) - timedelta(days=1)).strftime("%Y-%m-%d")
hour, minute = parse_hhmm(slot_hhmm)
today_slot = shanghai_datetime(current).replace(
hour=hour, minute=minute, second=0, microsecond=0,
).timestamp()
def _seeded_unfinished(day: str) -> bool:
if name == "snapshot":
if repo.kv_get(f"snapshot:seeded:{day}") != "1":
return False
return repo.kv_get(f"snapshot:completed:{day}") != "1"
# fans:seed 键在成功 seal 后删除,有键即未完成
return repo.kv_get(f"fans:seeded:{day}") == "1"
for day in (yday, today):
if not _seeded_unfinished(day):
continue
if day < today or current >= today_slot:
due = current
else:
due = float(today_slot)
return ensure_pending(
repo, name, due_at=due, stat_date=day, now=current,
)
return None
def startup_next_run(
repo: Repository,
name: str,
*,
wall_due_at: float,
now: float | None = None,
slot_hhmm: str | None = None,
retry_seconds: float = 300.0,
) -> float:
"""常驻启动时的 ``ScheduledTask.next_run``:只认落盘状态。
- 无状态时先 ``bootstrap_from_last`` / seed 标记回填
- 恢复残留 ``running`` → ``pending``
- ``due_at`` 是唯一时间门闩(失败延时不会被提前)
"""
current = _now(now)
if load_state(repo, name) is None:
bootstrap_from_last(
repo, name, wall_due_at=wall_due_at, now=current,
retry_seconds=retry_seconds,
)
if slot_hhmm:
bootstrap_seed_markers(
repo, name, slot_hhmm=slot_hhmm,
wall_due_at=wall_due_at, now=current,
)
state = recover_stale_running(repo, name, now=current)
if state is None:
return float(wall_due_at)
due = float(state.due_at or 0)
if due <= 0:
return float(wall_due_at)
# 无论 status:due_at 是唯一时间门闩
if due > current:
return due
# 已到期:未完成要续跑;done 也表示下一轮已到期
return due
def resume_stat_date(repo: Repository, name: str, *, fallback: str) -> str:
"""续跑时优先用状态里的归属日,避免跨日重启跑错天。"""
state = load_state(repo, name)
if state is not None and state.stat_date and state.status in _ACTIVE:
return state.stat_date
return fallback