Add release asset upload helper
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# Gitea リリース更新の API 部分(release-update.sh から呼ばれる)。
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# 1) タグ名からリリースを特定
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# 2) 同名の旧添付資産を削除し、最新の zip をアップロード
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# 3) 本文の「ビルド元コミット: `xxxx`」を現在の短縮ハッシュへ置換
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# 認証は環境変数 GITEA_USER/GITEA_PASS(Basic)。Gitea が自己署名証明書のため TLS 検証は無効化。
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# 引数: <host> <owner> <repo> <tag> <asset_path> <commit_short>
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import os
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import re
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import ssl
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import sys
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import json
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import base64
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from urllib.request import Request, urlopen
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from urllib.error import HTTPError
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host, owner, repo, tag, asset, commit = sys.argv[1:7]
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user = os.environ["GITEA_USER"]
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pw = os.environ["GITEA_PASS"]
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base = f"https://{host}/api/v1/repos/{owner}/{repo}"
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ctx = ssl.create_default_context()
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ctx.check_hostname = False
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ctx.verify_mode = ssl.CERT_NONE
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auth = "Basic " + base64.b64encode(f"{user}:{pw}".encode()).decode()
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def api(path, method="GET", data=None, headers=None):
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h = {"Authorization": auth}
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if headers:
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h.update(headers)
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req = Request(base + path, data=data, method=method, headers=h)
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try:
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r = urlopen(req, context=ctx)
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except HTTPError as e:
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msg = e.read().decode("utf-8", "replace")
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sys.exit(f"ERROR: {method} {path} -> HTTP {e.code}: {msg}")
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body = r.read()
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return json.loads(body) if body else None
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# 1) タグ名でリリースを特定(無ければ 404 で停止)
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rel = api(f"/releases/tags/{tag}")
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rid = rel["id"]
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print(f"release id={rid} (tag {tag})")
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# 2) 同名の旧資産を削除
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name = os.path.basename(asset)
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for a in api(f"/releases/{rid}/assets") or []:
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if a["name"] == name:
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api(f"/releases/{rid}/assets/{a['id']}", method="DELETE")
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print(f"deleted old asset id={a['id']} ({a['size']} bytes)")
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# 3) 最新の zip をアップロード(multipart/form-data, field=attachment)
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with open(asset, "rb") as f:
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filedata = f.read()
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boundary = "----photochkReleaseBoundary7e1f"
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mp = b"".join([
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f"--{boundary}\r\n".encode(),
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f'Content-Disposition: form-data; name="attachment"; filename="{name}"\r\n'.encode(),
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b"Content-Type: application/octet-stream\r\n\r\n",
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filedata,
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b"\r\n",
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f"--{boundary}--\r\n".encode(),
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])
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new = api(
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f"/releases/{rid}/assets?name={name}",
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method="POST",
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data=mp,
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headers={"Content-Type": f"multipart/form-data; boundary={boundary}"},
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)
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print(f"uploaded asset id={new['id']} ({new['size']} bytes)")
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# 4) 本文の「ビルド元コミット: `xxxx`」を現在の短縮ハッシュへ置換
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body = rel.get("body") or ""
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new_body, n = re.subn(
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r"(ビルド元コミット: `)[0-9a-fA-F]{7,40}(`)",
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r"\g<1>" + commit + r"\g<2>",
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body,
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)
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if n == 0:
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# まだ行が無いリリースには追記する。次回以降は置換で更新される。
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new_body = body.rstrip() + f"\n\nビルド元コミット: `{commit}`\n"
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api(
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f"/releases/{rid}",
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method="PATCH",
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data=json.dumps({"body": new_body}).encode("utf-8"),
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headers={"Content-Type": "application/json"},
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)
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print(f"body {'updated' if n else 'appended'}: ビルド元コミット -> {commit}")
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