This commit is contained in:
2026-07-01 09:22:26 +00:00
parent 4aa1dab283
commit aa47a19e98
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"""S3 工具共用辅助:从 ContextVar 拿凭证 + 解析 URI。
所有 s3_* 工具都依赖这个模块,把"明文凭证"的取用集中在一处。
"""
from __future__ import annotations
import re
from typing import Any, Dict, Tuple
def get_s3_creds_or_raise() -> Dict[str, Any]:
"""从 organization 注入的 ContextVar 中取出明文凭证;未注入则抛错。"""
# 延迟 import 避免循环;这里走 organization 子类被加载时注入的虚拟包路径
from ..core.organization import S3_CREDS_VAR
creds = S3_CREDS_VAR.get()
if not creds:
raise RuntimeError(
"未提供 S3 凭证:本任务上下文中没有 cred_id,请在创建 job 时选择凭证。"
)
return creds
def parse_s3_uri(uri: str) -> Tuple[str, str]:
"""解析 ``s3://bucket/key`` → ``(bucket, key)``;非法格式抛 ValueError。"""
m = re.match(r"^s3://([^/]+)/(.+)$", uri.strip())
if not m:
raise ValueError(f"非法 S3 URI{uri!r}(期待 s3://bucket/key 形式)")
return m.group(1), m.group(2)
def make_session_kwargs(creds: Dict[str, Any]) -> Dict[str, Any]:
"""转 boto3/aiobotocore client 调用所需的 kwargs。"""
kw: Dict[str, Any] = {
"aws_access_key_id": creds["access_key"],
"aws_secret_access_key": creds["secret_key"],
"region_name": creds.get("region") or "us-east-1",
}
endpoint = creds.get("endpoint_url")
if endpoint:
kw["endpoint_url"] = endpoint
return kw