Files
junhong_cmp_fiber/scripts/migration/lib/mapping_loader.py
break b38df737e1
All checks were successful
构建并部署到测试环境(无 SSH) / build-and-deploy (push) Successful in 7m51s
先短暂去除限制,上传迁移脚本
2026-07-09 18:23:29 +09:00

660 lines
26 KiB
Python

"""mapping.yaml 单文件加载与增量合并。
设计要点:
- 一个文件搞定所有映射(migration_user_id / carriers / packages / series / agents)
- 由 scan_legacy.py 增量补全 legacy_* 字段;人工只需填 target_*
- lookup 时检查 target_* 是否已填,未填则抛 MissingTargetError 让调用方写入 errors.csv
"""
from __future__ import annotations
import json
import re
from dataclasses import dataclass, field
from pathlib import Path
from typing import Any, Optional
import yaml
class MissingTargetError(Exception):
"""target_* 字段未填的具体错误,带 legacy 标识信息。"""
def __init__(self, kind: str, legacy_key: str, legacy_name: str, missing_fields: list[str]):
self.kind = kind
self.legacy_key = legacy_key
self.legacy_name = legacy_name
self.missing_fields = missing_fields
super().__init__(
f"{kind} 映射未填 target_*: legacy_key={legacy_key!r} ({legacy_name!r}), 缺失={missing_fields}"
)
SHOP_CODE_RE = re.compile(r"^[A-Za-z0-9_-]{2,64}$")
ALLOWED_OWNERSHIP_MODES = {"default_shop", "legacy_agent", "none"}
ALLOWED_PACKAGE_STATUSES = {"active", "pending"}
@dataclass(frozen=True)
class OwnershipDeviceRule:
"""设备批量归属规则。"""
mode: str = "none"
current_slot: Optional[int] = None
package_source_slot: Optional[int] = None
@dataclass(frozen=True)
class OwnershipStandaloneCardRule:
"""独立卡批量归属规则。"""
mode: str = "none"
@dataclass(frozen=True)
class OwnershipRules:
"""资产归属决策规则。"""
default_target_shop_code: Optional[str] = None
device: OwnershipDeviceRule = field(default_factory=OwnershipDeviceRule)
standalone_card: OwnershipStandaloneCardRule = field(default_factory=OwnershipStandaloneCardRule)
@dataclass(frozen=True)
class PackageRules:
"""套餐迁移规则。"""
migrate_statuses: tuple[str, ...] = ("active", "pending")
@dataclass(frozen=True)
class DeviceOverride:
"""设备级覆盖项。"""
virtual_no: str
target_shop_code: Optional[str] = None
current_slot: Optional[int] = None
package_source_slot: Optional[int] = None
@dataclass(frozen=True)
class CardOverride:
"""卡级覆盖项。"""
iccid: str
target_shop_code: Optional[str] = None
@dataclass(frozen=True)
class Overrides:
"""少量资产级覆盖项。"""
devices: dict[str, DeviceOverride] = field(default_factory=dict)
cards: dict[str, CardOverride] = field(default_factory=dict)
@dataclass(frozen=True)
class CarrierMapping:
legacy_account_id: str
legacy_account_name: str
legacy_category: int
legacy_category_name: str
target_carrier_id: Optional[int]
target_carrier_type: Optional[str]
target_carrier_name: Optional[str]
def require_target(self) -> "CarrierMapping":
missing = [
n for n, v in (
("target_carrier_id", self.target_carrier_id),
("target_carrier_type", self.target_carrier_type),
("target_carrier_name", self.target_carrier_name),
) if v in (None, "", 0)
]
if missing:
raise MissingTargetError("carrier", self.legacy_account_id, self.legacy_account_name, missing)
return self
@dataclass(frozen=True)
class PackageMapping:
legacy_meal_id: str
legacy_meal_name: str
target_package_id: Optional[int]
def require_target(self) -> "PackageMapping":
if self.target_package_id in (None, 0):
raise MissingTargetError("package", self.legacy_meal_id, self.legacy_meal_name, ["target_package_id"])
return self
@dataclass(frozen=True)
class SeriesMapping:
legacy_series_id: str
legacy_series_name: str
target_series_id: Optional[int] # 允许 null;填了可作为资产 series_id 兜底
@dataclass(frozen=True)
class AgentMapping:
legacy_agent_id: str
legacy_agent_name: str
target_shop_code: Optional[str] # legacy_agent 模式下允许 null,表示该代理资产进平台库存
no_downtime: bool = False # 迁移时免停机:有生效套餐的卡直接以 network_status=1 导入
@dataclass
class Mapping:
"""整体映射(对应单个 mapping.yaml)。"""
migration_user_id: int = 0
migration_batch_no: str = "MIGRATION-QICHENG"
ownership_rules: OwnershipRules = field(default_factory=OwnershipRules)
package_rules: PackageRules = field(default_factory=PackageRules)
overrides: Overrides = field(default_factory=Overrides)
carriers: dict[str, CarrierMapping] = field(default_factory=dict)
packages: dict[str, PackageMapping] = field(default_factory=dict)
series: dict[str, SeriesMapping] = field(default_factory=dict)
agents: dict[str, AgentMapping] = field(default_factory=dict)
def lookup_carrier(self, legacy_account_id: str) -> Optional[CarrierMapping]:
return self.carriers.get(str(legacy_account_id or "").strip())
def lookup_package(self, legacy_meal_id: str) -> Optional[PackageMapping]:
return self.packages.get(str(legacy_meal_id).strip())
def lookup_series(self, legacy_series_id: str) -> Optional[SeriesMapping]:
if not legacy_series_id:
return None
return self.series.get(str(legacy_series_id).strip())
def is_no_downtime_agent(self, legacy_agent_id: str) -> bool:
"""判断代理是否配置了免停机迁移。"""
agent = self.agents.get(str(legacy_agent_id or "").strip())
return agent.no_downtime if agent else False
def lookup_agent_shop_code(self, legacy_agent_id: str) -> Optional[str]:
"""按 agent_id 查 target_shop_code,空字符串视为 None(进平台库存)。"""
if not legacy_agent_id:
return None
agent = self.agents.get(str(legacy_agent_id).strip())
if agent is None:
return None
code = (agent.target_shop_code or "").strip()
return code or None
def lookup_device_override(self, virtual_no: str) -> Optional[DeviceOverride]:
"""按设备号查覆盖项。"""
return self.overrides.devices.get(str(virtual_no or "").strip())
def lookup_card_override(self, *iccids: str) -> Optional[CardOverride]:
"""按完整 ICCID 或 19 位 ICCID 查覆盖项。"""
for iccid in iccids:
item = self.overrides.cards.get(str(iccid or "").strip())
if item is not None:
return item
return None
# ---------------- 加载 ----------------
MAPPING_FILE = "mapping.yaml"
DSN_FILE = "legacy_dsn.yaml"
def load_mapping(config_dir: Path) -> Mapping:
"""加载 config/mapping.yaml。文件不存在时返回空 Mapping(供 scan_legacy 首次创建)。"""
path = config_dir / MAPPING_FILE
if not path.exists():
return Mapping()
with path.open("r", encoding="utf-8") as f:
raw = yaml.safe_load(f) or {}
if not isinstance(raw, dict):
raise ValueError(f"{path} 顶层必须是 mapping 类型")
if "ownership_rules" not in raw:
raise ValueError(
f"{path} 缺少 ownership_rules。新迁移流程必须显式声明资产归属模式,请参考 "
"config/mapping.yaml.example 添加 ownership_rules、package_rules 和 overrides 后重跑。"
)
m = Mapping(
migration_user_id=int(raw.get("migration_user_id", 0)),
migration_batch_no=_opt_str(raw.get("migration_batch_no")) or "MIGRATION-QICHENG",
ownership_rules=_load_ownership_rules(raw.get("ownership_rules") or {}),
package_rules=_load_package_rules(raw.get("package_rules") or {}),
overrides=_load_overrides(raw.get("overrides") or {}),
)
for item in raw.get("carriers") or []:
legacy_account_id = _opt_str(item.get("legacy_account_id"))
# 旧版按 category 映射的配置会把多个实际运营商账号合成一项,不能安全复用。
if not legacy_account_id:
continue
c = CarrierMapping(
legacy_account_id=legacy_account_id,
legacy_account_name=str(item.get("legacy_account_name") or ""),
legacy_category=int(item.get("legacy_category") or 0),
legacy_category_name=str(item.get("legacy_category_name") or ""),
target_carrier_id=_opt_int(item.get("target_carrier_id")),
target_carrier_type=_opt_str(item.get("target_carrier_type")),
target_carrier_name=_opt_str(item.get("target_carrier_name")),
)
m.carriers[c.legacy_account_id] = c
package_items = list(raw.get("packages") or [])
package_rules_raw = raw.get("package_rules") or {}
if isinstance(package_rules_raw, dict):
package_items.extend(package_rules_raw.get("packages") or [])
for item in package_items:
p = PackageMapping(
legacy_meal_id=str(item["legacy_meal_id"]).strip(),
legacy_meal_name=str(item.get("legacy_meal_name") or ""),
target_package_id=_opt_int(item.get("target_package_id")),
)
m.packages[p.legacy_meal_id] = p
for item in raw.get("series") or []:
s = SeriesMapping(
legacy_series_id=str(item["legacy_series_id"]).strip(),
legacy_series_name=str(item.get("legacy_series_name") or ""),
target_series_id=_opt_int(item.get("target_series_id")),
)
m.series[s.legacy_series_id] = s
for item in raw.get("agents") or []:
a = AgentMapping(
legacy_agent_id=str(item["legacy_agent_id"]).strip(),
legacy_agent_name=str(item.get("legacy_agent_name") or ""),
target_shop_code=_opt_shop_code(item.get("target_shop_code"), "agents[].target_shop_code"),
no_downtime=bool(item.get("no_downtime", False)),
)
m.agents[a.legacy_agent_id] = a
return m
def _load_ownership_rules(raw: dict) -> OwnershipRules:
"""加载归属规则配置。"""
if not isinstance(raw, dict):
raise ValueError("mapping.yaml.ownership_rules 必须是 mapping 类型")
default_shop_code = _opt_shop_code(raw.get("default_target_shop_code"), "ownership_rules.default_target_shop_code")
device_raw = raw.get("device") or {}
standalone_raw = raw.get("standalone_card") or {}
if not isinstance(device_raw, dict):
raise ValueError("mapping.yaml.ownership_rules.device 必须是 mapping 类型")
if not isinstance(standalone_raw, dict):
raise ValueError("mapping.yaml.ownership_rules.standalone_card 必须是 mapping 类型")
device_mode = _mode(device_raw.get("mode"), "ownership_rules.device.mode")
standalone_mode = _mode(standalone_raw.get("mode"), "ownership_rules.standalone_card.mode")
if (device_mode == "default_shop" or standalone_mode == "default_shop") and not default_shop_code:
raise ValueError("mapping.yaml.ownership_rules.default_target_shop_code 不能为空:default_shop 模式必须指定目标店铺码")
return OwnershipRules(
default_target_shop_code=default_shop_code,
device=OwnershipDeviceRule(
mode=device_mode,
current_slot=_slot_or_none(device_raw.get("current_slot"), "ownership_rules.device.current_slot"),
package_source_slot=_slot_or_none(
device_raw.get("package_source_slot"), "ownership_rules.device.package_source_slot"
),
),
standalone_card=OwnershipStandaloneCardRule(mode=standalone_mode),
)
def _load_package_rules(raw: dict) -> PackageRules:
"""加载套餐迁移规则。"""
if not isinstance(raw, dict):
raise ValueError("mapping.yaml.package_rules 必须是 mapping 类型")
statuses_raw = raw.get("migrate_statuses")
if statuses_raw is None:
statuses = ("active", "pending")
elif not isinstance(statuses_raw, list):
raise ValueError("mapping.yaml.package_rules.migrate_statuses 必须是列表")
else:
statuses = tuple(str(x).strip() for x in statuses_raw if str(x).strip())
invalid = [x for x in statuses if x not in ALLOWED_PACKAGE_STATUSES]
if invalid:
raise ValueError(f"mapping.yaml.package_rules.migrate_statuses 仅支持 active/pending,无效值: {invalid}")
if not statuses:
raise ValueError("mapping.yaml.package_rules.migrate_statuses 至少要包含 active 或 pending")
return PackageRules(migrate_statuses=statuses)
def _load_overrides(raw: dict) -> Overrides:
"""加载资产覆盖项。"""
if not isinstance(raw, dict):
raise ValueError("mapping.yaml.overrides 必须是 mapping 类型")
devices: dict[str, DeviceOverride] = {}
for idx, item in enumerate(raw.get("devices") or [], start=1):
if not isinstance(item, dict):
raise ValueError(f"mapping.yaml.overrides.devices[{idx}] 必须是 mapping 类型")
virtual_no = _opt_str(item.get("virtual_no"))
if not virtual_no:
raise ValueError(f"mapping.yaml.overrides.devices[{idx}].virtual_no 不能为空")
if virtual_no in devices:
raise ValueError(f"mapping.yaml.overrides.devices virtual_no 重复: {virtual_no}")
devices[virtual_no] = DeviceOverride(
virtual_no=virtual_no,
target_shop_code=_opt_shop_code(item.get("target_shop_code"), f"overrides.devices[{idx}].target_shop_code"),
current_slot=_slot_or_none(item.get("current_slot"), f"overrides.devices[{idx}].current_slot"),
package_source_slot=_slot_or_none(
item.get("package_source_slot"), f"overrides.devices[{idx}].package_source_slot"
),
)
cards: dict[str, CardOverride] = {}
for idx, item in enumerate(raw.get("cards") or [], start=1):
if not isinstance(item, dict):
raise ValueError(f"mapping.yaml.overrides.cards[{idx}] 必须是 mapping 类型")
iccid = _opt_str(item.get("iccid"))
if not iccid:
raise ValueError(f"mapping.yaml.overrides.cards[{idx}].iccid 不能为空")
if len(iccid) not in (19, 20):
raise ValueError(f"mapping.yaml.overrides.cards[{idx}].iccid 必须是 19 或 20 位")
if iccid in cards:
raise ValueError(f"mapping.yaml.overrides.cards iccid 重复: {iccid}")
cards[iccid] = CardOverride(
iccid=iccid,
target_shop_code=_opt_shop_code(item.get("target_shop_code"), f"overrides.cards[{idx}].target_shop_code"),
)
return Overrides(devices=devices, cards=cards)
def merge_and_save(config_dir: Path, mapping: Mapping) -> Path:
"""把 mapping 写回 config/mapping.yaml,保留人工已填的 target_* 字段。
由 scan_legacy 调用:先 load,再用扫描结果 _补充_ legacy_* 项(不存在的追加),最后调用本函数写回。
"""
config_dir.mkdir(parents=True, exist_ok=True)
path = config_dir / MAPPING_FILE
path.write_text(_render_commented_mapping_yaml(mapping), encoding="utf-8")
return path
def _render_commented_mapping_yaml(mapping: Mapping) -> str:
"""渲染带中文注释的 mapping.yaml。
PyYAML 写回时会丢弃注释,这里用固定模板承载说明,动态列表仍按扫描结果增量输出。
"""
lines: list[str] = [
"# 奇成迁移映射配置(由 scan_legacy.py 生成/增量补全)",
"#",
"# 使用方式:",
"# 1. cards.csv 必填;devices.csv 可选。没有 devices.csv 时就是纯卡迁移。",
"# 2. legacy_* 字段来自奇成扫描,一般不要手工修改。",
"# 3. target_* 字段需要人工填写,否则生成 SQL 时会写入 errors.csv 并阻断对应资产。",
"# 4. 资产归属先看 overrides,再看 ownership_rules;只有显式 legacy_agent 模式才读取 agents。",
"",
"# ============== 全局配置 ==============",
"# 迁移操作者账号 ID,写入 creator/updater/operator_id。线上建议使用后台超级管理员 ID。",
f"migration_user_id: {_yaml_scalar(mapping.migration_user_id)}",
"# 本次迁移批次号。每批线上迁移保持唯一,方便收尾、验收和回滚定位。",
f"migration_batch_no: {_yaml_scalar(mapping.migration_batch_no)}",
"",
"# ============== 资产归属与槽位规则 ==============",
"# default_shop 模式下的批量目标店铺编码;mode=legacy_agent/none 时可保持 null。",
"ownership_rules:",
f" default_target_shop_code: {_yaml_scalar(mapping.ownership_rules.default_target_shop_code)}",
" # 设备规则只在存在 resources/devices.csv 时生效。",
" device:",
" # default_shop=默认店铺;legacy_agent=按默认/行级旧套餐读取槽位绑定卡的奇成 agent_id 映射店铺;none=平台库存。",
f" mode: {_yaml_scalar(mapping.ownership_rules.device.mode)}",
" # 默认当前卡槽。devices.csv 未填 current_slot 时使用这里;写入 tb_device_sim_binding.is_current。",
f" current_slot: {_yaml_scalar(mapping.ownership_rules.device.current_slot)}",
" # 默认旧套餐读取卡槽。devices.csv 未填 package_source_slot 时使用这里;新系统套餐仍挂设备;不填则回退 current_slot。",
f" package_source_slot: {_yaml_scalar(mapping.ownership_rules.device.package_source_slot)}",
" standalone_card:",
" # default_shop=默认店铺;legacy_agent=按奇成 agent_id 映射店铺;none=平台库存。",
f" mode: {_yaml_scalar(mapping.ownership_rules.standalone_card.mode)}",
"",
"# ============== 套餐迁移规则 ==============",
"package_rules:",
" # active=当前生效正式套餐;pending=未生效待生效正式套餐。",
" migrate_statuses:",
]
for status in mapping.package_rules.migrate_statuses:
lines.append(f" - {_yaml_scalar(status)}")
lines.extend([
"",
"# ============== 少量资产级覆盖 ==============",
"# 覆盖优先级:devices.csv 行级槽位 > overrides.devices 槽位 > ownership_rules.device 默认槽位。",
"overrides:",
" # 设备级特殊处理。virtual_no 对应 devices.csv 的 virtual_no/imei 兜底值。",
])
_append_device_overrides(lines, mapping.overrides)
lines.append(" # 独立卡特殊处理。iccid 可填 19 位或 20 位。")
_append_card_overrides(lines, mapping.overrides)
lines.extend([
"",
"# ============== 运营商映射 ==============",
"# scan_legacy 按奇成 tbl_card.account_id/account_name 分组写入;只需要人工填写 target_*。",
"# target_carrier_type 只能填 CMCC / CUCC / CTCC / CBN。",
])
_append_carriers(lines, mapping)
lines.extend([
"",
"# ============== 套餐映射 ==============",
"# scan_legacy 按奇成 tbl_card_life.meal_id 分组写入;target_package_id 必须指向新库正式套餐。",
])
_append_packages(lines, mapping)
lines.extend([
"",
"# ============== 套餐系列快照(可选) ==============",
"# 资产 series_id 优先从 target_package_id 对应的 tb_package.series_id 反查;target_series_id 可作无套餐时的兜底。",
])
_append_series(lines, mapping)
lines.extend([
"",
"# ============== 代理-店铺映射(legacy_agent 归属 + 代理钱包) ==============",
"# standalone_card/device mode=legacy_agent 时,资产按这里的 target_shop_code 分配。",
"# 不使用 legacy_agent 时,这里只影响 migrate_runtime.py 的代理钱包初始化。",
])
_append_agents(lines, mapping)
return "\n".join(lines) + "\n"
def _append_device_overrides(lines: list[str], overrides: Overrides) -> None:
if not overrides.devices:
lines.append(" devices: []")
return
lines.append(" devices:")
for item in sorted(overrides.devices.values(), key=lambda x: x.virtual_no):
lines.extend([
f" - virtual_no: {_yaml_scalar(item.virtual_no)}",
f" target_shop_code: {_yaml_scalar(item.target_shop_code)}",
f" current_slot: {_yaml_scalar(item.current_slot)}",
f" package_source_slot: {_yaml_scalar(item.package_source_slot)}",
])
def _append_card_overrides(lines: list[str], overrides: Overrides) -> None:
if not overrides.cards:
lines.append(" cards: []")
return
lines.append(" cards:")
for item in sorted(overrides.cards.values(), key=lambda x: x.iccid):
lines.extend([
f" - iccid: {_yaml_scalar(item.iccid)}",
f" target_shop_code: {_yaml_scalar(item.target_shop_code)}",
])
def _append_carriers(lines: list[str], mapping: Mapping) -> None:
if not mapping.carriers:
lines.append("carriers: []")
return
lines.append("carriers:")
for item in sorted(mapping.carriers.values(), key=lambda x: (x.legacy_account_name, x.legacy_account_id)):
lines.extend([
f" - legacy_account_id: {_yaml_scalar(item.legacy_account_id)}",
f" legacy_account_name: {_yaml_scalar(item.legacy_account_name)}",
f" legacy_category: {_yaml_scalar(item.legacy_category)}",
f" legacy_category_name: {_yaml_scalar(item.legacy_category_name)}",
f" target_carrier_id: {_yaml_scalar(item.target_carrier_id)}",
f" target_carrier_type: {_yaml_scalar(item.target_carrier_type)}",
f" target_carrier_name: {_yaml_scalar(item.target_carrier_name)}",
])
def _append_packages(lines: list[str], mapping: Mapping) -> None:
if not mapping.packages:
lines.append("packages: []")
return
lines.append("packages:")
for item in sorted(mapping.packages.values(), key=lambda x: x.legacy_meal_id):
lines.extend([
f" - legacy_meal_id: {_yaml_scalar(item.legacy_meal_id)}",
f" legacy_meal_name: {_yaml_scalar(item.legacy_meal_name)}",
f" target_package_id: {_yaml_scalar(item.target_package_id)}",
])
def _append_series(lines: list[str], mapping: Mapping) -> None:
if not mapping.series:
lines.append("series: []")
return
lines.append("series:")
for item in sorted(mapping.series.values(), key=lambda x: x.legacy_series_id):
lines.extend([
f" - legacy_series_id: {_yaml_scalar(item.legacy_series_id)}",
f" legacy_series_name: {_yaml_scalar(item.legacy_series_name)}",
f" target_series_id: {_yaml_scalar(item.target_series_id)}",
])
def _append_agents(lines: list[str], mapping: Mapping) -> None:
if not mapping.agents:
lines.append("agents: []")
return
lines.append("agents:")
for item in sorted(mapping.agents.values(), key=lambda x: x.legacy_agent_id):
lines.extend([
f" - legacy_agent_id: {_yaml_scalar(item.legacy_agent_id)}",
f" legacy_agent_name: {_yaml_scalar(item.legacy_agent_name)}",
f" target_shop_code: {_yaml_scalar(item.target_shop_code)}",
f" no_downtime: {_yaml_scalar(item.no_downtime)}",
])
def _yaml_scalar(value: Any) -> str:
"""把 Python 标量转成稳定 YAML 标量。"""
if value is None:
return "null"
if isinstance(value, bool):
return "true" if value else "false"
if isinstance(value, int):
return str(value)
return json.dumps(str(value), ensure_ascii=False)
def _dump_ownership_rules(rules: OwnershipRules) -> dict:
"""序列化归属规则。"""
return {
"default_target_shop_code": rules.default_target_shop_code,
"device": {
"mode": rules.device.mode,
"current_slot": rules.device.current_slot,
"package_source_slot": rules.device.package_source_slot,
},
"standalone_card": {
"mode": rules.standalone_card.mode,
},
}
def _dump_package_rules(rules: PackageRules) -> dict:
"""序列化套餐规则。"""
return {
"migrate_statuses": list(rules.migrate_statuses),
}
def _dump_overrides(overrides: Overrides) -> dict:
"""序列化资产覆盖项。"""
return {
"devices": [
{
"virtual_no": x.virtual_no,
"target_shop_code": x.target_shop_code,
"current_slot": x.current_slot,
"package_source_slot": x.package_source_slot,
}
for x in sorted(overrides.devices.values(), key=lambda item: item.virtual_no)
],
"cards": [
{
"iccid": x.iccid,
"target_shop_code": x.target_shop_code,
}
for x in sorted(overrides.cards.values(), key=lambda item: item.iccid)
],
}
def load_legacy_dsn(config_dir: Path) -> dict:
"""加载奇成 MySQL 只读连接配置。"""
path = config_dir / DSN_FILE
if not path.exists():
raise FileNotFoundError(f"找不到 {path},请基于 legacy_dsn.yaml.example 创建并填写真实 DSN")
with path.open("r", encoding="utf-8") as f:
data = yaml.safe_load(f) or {}
for required in ("host", "port", "user", "password", "database"):
if required not in data:
raise ValueError(f"{path} 缺少必填项 {required}")
return data
# ---------------- 小工具 ----------------
def _opt_int(v: Any) -> Optional[int]:
if v is None or v == "":
return None
return int(v)
def _opt_str(v: Any) -> Optional[str]:
if v is None:
return None
s = str(v).strip()
return s or None
def _opt_shop_code(v: Any, field_name: str) -> Optional[str]:
code = _opt_str(v)
if code is None:
return None
if not SHOP_CODE_RE.match(code):
raise ValueError(f"mapping.yaml.{field_name} 店铺码格式无效: {code!r},仅允许 2-64 位字母/数字/_/-")
return code
def _mode(v: Any, field_name: str) -> str:
mode = _opt_str(v) or "none"
if mode not in ALLOWED_OWNERSHIP_MODES:
raise ValueError(f"mapping.yaml.{field_name} 仅支持 default_shop/legacy_agent/none,无效值: {mode!r}")
return mode
def _slot_or_none(v: Any, field_name: str) -> Optional[int]:
if v is None or v == "":
return None
try:
slot = int(v)
except (TypeError, ValueError) as exc:
raise ValueError(f"mapping.yaml.{field_name} 必须是 1-4 的整数") from exc
if slot < 1 or slot > 4:
raise ValueError(f"mapping.yaml.{field_name} 必须在 1-4 之间")
return slot