"""监控规则 — 统一的 MonitorRule 模型,覆盖策略/个股信号/个股价格/市场异动四类。 职责: - 从 data/user_data/monitor_rules/*.json 加载规则定义 - 校验规则字段合法性 - 提供 CRUD (load_all / save_one / delete_one) 不知道: 行情评估引擎、API、告警落盘。纯函数 + 文件存储。 设计 (镜像 custom_signals.py 的写法): - 一对象一文件 + glob 全扫 + 全量重写 - 字段白名单复用 custom_signals.ALLOWED_FIELDS (阈值条件) + 信号列清单 (布尔条件) - id 正则与 custom_signals 一致,保证可纳入同一索引体系 """ from __future__ import annotations import json import logging import math import re from datetime import datetime, timezone from pathlib import Path from app.strategy.custom_signals import ALLOWED_FIELDS from app.strategy.intraday_signals import uses_intraday_signals logger = logging.getLogger(__name__) # ── 常量 ──────────────────────────────────────────────── ID_RE = re.compile(r"^[a-z0-9_]{1,40}$") RULE_TYPES = {"strategy", "signal", "price", "market", "ladder", "sector"} SCOPES = {"symbols", "all", "sector"} LOGICS = {"and", "or"} DIRECTIONS = {"entry", "exit", "both"} STRATEGY_NOTIFY_EVENTS = {"buy_signal", "sell_signal", "pool_entry", "pool_exit"} SEVERITIES = {"info", "warn", "critical"} OPS = {">", ">=", "<", "<=", "==", "!="} # ladder 规则: 封单监控的指标 (量=手, 额=元) LADDER_METRICS = {"sealed_vol", "sealed_amount"} # ladder 规则: 方向 (up=涨停炸板预警, down=跌停翘板预警) LADDER_DIRECTIONS = {"up", "down"} SECTOR_KINDS = {"index", "concept", "industry"} SECTOR_TRIGGERS = {"change_pct", "momentum"} SECTOR_WINDOWS = {1, 3, 5, 10, 15} # 布尔信号列前缀 (op=truth 时 field 取这些) _SIGNAL_PREFIXES = ("signal_", "csg_") # ── 持久化 (镜像 custom_signals.py) ───────────────────── def _dir(data_dir: Path) -> Path: d = data_dir / "user_data" / "monitor_rules" d.mkdir(parents=True, exist_ok=True) return d def _path(data_dir: Path, rule_id: str) -> Path: return _dir(data_dir) / f"{rule_id}.json" def load_all(data_dir: Path) -> list[dict]: """读取全部监控规则。损坏的文件被跳过。""" d = _dir(data_dir) out: list[dict] = [] for f in sorted(d.glob("*.json")): try: out.append(normalize(json.loads(f.read_text(encoding="utf-8")))) except Exception as e: logger.warning("monitor rule load failed %s: %s", f.name, e) return out def load_one(data_dir: Path, rule_id: str) -> dict | None: p = _path(data_dir, rule_id) if not p.exists(): return None try: return normalize(json.loads(p.read_text(encoding="utf-8"))) except Exception as e: logger.warning("monitor rule load failed %s: %s", rule_id, e) return None def save_one(data_dir: Path, rule: dict) -> None: p = _path(data_dir, rule["id"]) p.parent.mkdir(parents=True, exist_ok=True) p.write_text(json.dumps(rule, ensure_ascii=False, indent=2), encoding="utf-8") def delete_one(data_dir: Path, rule_id: str) -> bool: p = _path(data_dir, rule_id) if p.exists(): p.unlink() return True return False # ── 校验 ──────────────────────────────────────────────── def _is_signal_field(field: str) -> bool: """判断 field 是否为布尔信号列 (signal_ / csg_ 前缀)。""" return any(field.startswith(p) for p in _SIGNAL_PREFIXES) def validate(rule: dict) -> None: """校验一条监控规则,非法则抛 ValueError (含中文信息)。""" rid = rule.get("id", "") if not isinstance(rid, str) or not ID_RE.match(rid): raise ValueError(f"规则 id 非法 (仅小写字母数字下划线, 1-40字符): {rid!r}") if not isinstance(rule.get("name"), str) or not rule["name"].strip(): raise ValueError("规则 name 不能为空") if rule.get("type") not in RULE_TYPES: raise ValueError(f"type 必须是 {RULE_TYPES} 之一") # 指数规则: 仅 signal/price + symbols 作用域 + 不含分时信号 # (指数无涨跌停/策略/封单语义; 无本地分钟K, 分时信号会静默不触发) if rule.get("asset_type") == "index": if rule.get("type") not in ("signal", "price"): raise ValueError("指数监控仅支持 signal/price 类型 (无涨跌停/策略/封单语义)") if rule.get("scope") != "symbols": raise ValueError("指数监控仅支持指定标的 (scope=symbols)") if uses_intraday_signals(rule): raise ValueError("指数无本地分钟K数据, 不支持分时信号条件") # 策略类型: 需要 strategy_id + direction,conditions 可空 if rule.get("type") == "strategy": if not rule.get("strategy_id"): raise ValueError("策略类型规则必须指定 strategy_id") if rule.get("direction", "entry") not in DIRECTIONS: raise ValueError(f"direction 必须是 {DIRECTIONS} 之一") notify_events = rule.get("notify_events") if not isinstance(notify_events, list) or not notify_events: raise ValueError("策略类型规则至少选择一个通知事件") invalid_events = set(notify_events) - STRATEGY_NOTIFY_EVENTS if invalid_events: raise ValueError(f"notify_events 包含非法事件: {sorted(invalid_events)}") score_min = rule.get("score_min") score_max = rule.get("score_max") for label, value in (("评分下限", score_min), ("评分上限", score_max)): if value is None: continue if isinstance(value, bool) or not isinstance(value, (int, float)) or not math.isfinite(value): raise ValueError(f"{label}必须是 0 到 100 之间的数字") if value < 0 or value > 100: raise ValueError(f"{label}必须是 0 到 100 之间的数字") if score_min is not None and score_max is not None and score_min > score_max: raise ValueError("评分下限不能大于评分上限") elif rule.get("type") == "ladder": # 连板梯队封单监控: 需 metric + threshold + direction(up/down), 不用 conditions if rule.get("metric", "sealed_vol") not in LADDER_METRICS: raise ValueError(f"metric 必须是 {LADDER_METRICS} 之一") if rule.get("direction", "up") not in LADDER_DIRECTIONS: raise ValueError(f"direction 必须是 {LADDER_DIRECTIONS} 之一 (up=涨停炸板, down=跌停翘板)") thr = rule.get("threshold") if not isinstance(thr, (int, float)) or thr < 0: raise ValueError("threshold 必须是非负数字 (封单 ≤ 此值时报警)") elif rule.get("type") == "sector": kind = rule.get("sector_kind") if kind not in SECTOR_KINDS: raise ValueError(f"sector_kind 必须是 {SECTOR_KINDS} 之一") targets = rule.get("sector_targets") if not isinstance(targets, list) or not targets: raise ValueError("板块监控至少选择一个监控对象") if len(targets) > 20: raise ValueError("板块监控对象最多 20 个") for target in targets: if not isinstance(target, dict) or not target.get("key") or not target.get("name"): raise ValueError("板块监控对象格式错误") if target.get("kind") != kind: raise ValueError("板块监控对象类型必须一致") if rule.get("sector_trigger") not in SECTOR_TRIGGERS: raise ValueError(f"sector_trigger 必须是 {SECTOR_TRIGGERS} 之一") if rule.get("direction") not in LADDER_DIRECTIONS: raise ValueError("板块监控 direction 必须是 up 或 down") threshold_pct = rule.get("threshold_pct") if not isinstance(threshold_pct, (int, float)) or not 0 < threshold_pct <= 20: raise ValueError("板块监控阈值必须大于 0 且不超过 20%") if rule.get("sector_trigger") == "momentum" and rule.get("window_minutes") not in SECTOR_WINDOWS: raise ValueError(f"板块异动窗口必须是 {sorted(SECTOR_WINDOWS)} 分钟之一") else: # 信号/价格/市场类型: 需要 conditions conds = rule.get("conditions") if not isinstance(conds, list) or len(conds) == 0: raise ValueError("conditions 不能为空") if len(conds) > 8: raise ValueError("conditions 最多 8 条") if rule.get("logic", "and") not in LOGICS: raise ValueError(f"logic 必须是 {LOGICS} 之一") for i, c in enumerate(conds): if not isinstance(c, dict): raise ValueError(f"第 {i+1} 个条件格式错误") field = c.get("field", "") op = c.get("op", "") if op == "truth": # 布尔信号: field 必须是 signal_/csg_ 前缀 if not _is_signal_field(field): raise ValueError(f"第 {i+1} 个条件: op=truth 时 field 必须是信号列 (signal_/csg_ 前缀): {field!r}") elif op in OPS: # 阈值比较: field 必须在白名单, 需要 value if field not in ALLOWED_FIELDS: raise ValueError(f"第 {i+1} 个条件: 阈值字段 {field!r} 不在白名单") if not isinstance(c.get("value"), (int, float)): raise ValueError(f"第 {i+1} 个条件: value 必须是数字") else: raise ValueError(f"第 {i+1} 个条件: op {op!r} 非法 (应为 truth 或 {OPS})") # scope 校验 if rule.get("scope", "symbols") not in SCOPES: raise ValueError(f"scope 必须是 {SCOPES} 之一") if rule.get("scope") == "symbols": syms = rule.get("symbols") if not isinstance(syms, list) or len(syms) == 0: raise ValueError("scope=symbols 时 symbols 不能为空") if uses_intraday_signals(rule) and rule.get("scope") != "symbols": raise ValueError("分时穿越信号仅支持指定标的") # sector 作用域的板块 JOIN 尚未实现: _apply_scope 目前会退化为「全市场」, # 一条本意针对某板块的规则会对全市场每只命中都触发(告警风暴)。在板块 JOIN # 落地前, 拒绝创建 sector 规则(fail-closed), 避免用户建出会刷屏的规则。 if rule.get("scope") == "sector": raise ValueError("scope=sector 暂未支持(板块 JOIN 未实现),请改用 scope=symbols 指定标的或 scope=all") # 其余枚举 if rule.get("severity", "info") not in SEVERITIES: raise ValueError(f"severity 必须是 {SEVERITIES} 之一") cd = rule.get("cooldown_seconds", 3600) if not isinstance(cd, int) or cd < 0: raise ValueError("cooldown_seconds 必须是非负整数") def normalize(rule: dict) -> dict: """补全默认字段,返回规范化后的规则 (不校验)。""" r = dict(rule) r.setdefault("enabled", True) r.setdefault("asset_type", "stock") r.setdefault("scope", "symbols") r.setdefault("symbols", []) r.setdefault("sector", None) r.setdefault("sector_kind", None) r.setdefault("sector_targets", []) r.setdefault("sector_trigger", "change_pct") r.setdefault("threshold_pct", 1.0) r.setdefault("window_minutes", 5) r.setdefault("strategy_id", None) # direction 默认值: ladder/sector 用 "up", 其余用 "entry" r.setdefault("direction", "up" if r.get("type") in {"ladder", "sector"} else "entry") if r.get("type") == "strategy": r.setdefault("score_min", None) r.setdefault("score_max", None) if r.get("notify_events") is None: # 兼容统一监控上线后的旧规则: 当时实际行为是同时通知进入和移出。 r["notify_events"] = ["pool_entry", "pool_exit"] else: r["notify_events"] = list(dict.fromkeys(r["notify_events"])) else: r.pop("notify_events", None) r.pop("score_min", None) r.pop("score_max", None) r.setdefault("conditions", []) # ladder 专属默认字段 r.setdefault("metric", "sealed_vol") r.setdefault("threshold", 0) if r.get("type") == "sector": r["scope"] = "all" r["symbols"] = [] r.setdefault("logic", "and") r.setdefault("cooldown_seconds", 3600) r.setdefault("severity", "info") r.setdefault("message", "") r.setdefault("webhook_url", "") r.setdefault("webhook_enabled", False) # webhook_channels: 命中时推送的外部渠道 (合法值 'feishu' | 'wecom')。 # 向后兼容: 老规则只有 webhook_enabled 布尔 (当时勾选即飞书+企业微信双推), # 这里把 webhook_enabled=True 但未带 webhook_channels 的老规则迁移为 ['feishu','wecom'], # 还原其当时的实际行为, 用户无感知。 if r.get("webhook_channels") is None: r["webhook_channels"] = ["feishu", "wecom"] if r.get("webhook_enabled") else [] else: # 防御性过滤, 只保留合法渠道 r["webhook_channels"] = [c for c in r["webhook_channels"] if c in ("feishu", "wecom")] r.setdefault("created_at", datetime.now(timezone.utc).isoformat()) return r # 策略监控自动迁移的规则 id 前缀 (固定, 保证幂等) STRATEGY_RULE_PREFIX = "mr_strategy_" def strategy_rule_id(strategy_id: str) -> str: """策略监控规则 id = mr_strategy_{strategy_id}。""" return f"{STRATEGY_RULE_PREFIX}{strategy_id}" def migrate_strategy_monitors(data_dir: Path, strategy_ids: list[str], strategy_names: dict[str, str]) -> list[dict]: """把 preferences.strategy_monitor_ids 里的策略,同步生成/更新 type=strategy 规则。 幂等: 已存在的策略规则会被更新 (方向/名称),不会重复创建。 已从 strategy_ids 移除的策略, 其规则会被停用 (enabled=False) 而非删除 (保留历史触发记录的关联)。 Args: data_dir: 数据目录 strategy_ids: 当前监控池中的策略 id 列表 strategy_names: {strategy_id: 策略名} 用于规则显示名 Returns: 本次生成/更新的规则列表 """ desired = set(strategy_ids) existing = load_all(data_dir) # 已存在的策略规则 {strategy_id: rule} existing_strategy_rules: dict[str, dict] = {} for r in existing: rid = r.get("id", "") if rid.startswith(STRATEGY_RULE_PREFIX): sid = rid[len(STRATEGY_RULE_PREFIX):] if sid: existing_strategy_rules[sid] = r touched: list[dict] = [] # 1. 为当前监控池的策略 upsert 规则 for sid in desired: rule_id = strategy_rule_id(sid) name = strategy_names.get(sid, sid) rule = existing_strategy_rules.get(sid) if rule is None: rule = normalize({ "id": rule_id, "name": f"策略监控 · {name}", "type": "strategy", "scope": "all", "strategy_id": sid, "direction": "entry", "notify_events": ["pool_entry", "pool_exit"], "conditions": [], "cooldown_seconds": 3600, "enabled": True, }) else: rule = dict(rule) rule["enabled"] = True rule["strategy_id"] = sid rule["name"] = f"策略监控 · {name}" rule.setdefault("scope", "all") rule.setdefault("direction", "entry") save_one(data_dir, rule) touched.append(rule) # 2. 不在监控池的策略 → 停用其规则 (不删除) for sid, rule in existing_strategy_rules.items(): if sid not in desired and rule.get("enabled") is not False: rule = dict(rule) rule["enabled"] = False save_one(data_dir, rule) return touched