初始化奇妙小屏幕控制器项目
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"""Promote an explicitly authorized, device-validated OTA without rebuilding it."""
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from __future__ import annotations
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from datetime import datetime, timezone
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import json
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import os
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from pathlib import Path
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import shutil
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import tempfile
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import uuid
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from app.ota.package import inspect_package, extract_payload, _source_file_allowed
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from app.ota.policy import read_policy, required_components, release_metadata, package_format
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from app.ota.versioning import read_software_version
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from app.ota.diagnostics import sha256_file
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def promote(source: Path, candidate: Path, validation: Path, notes: str) -> Path:
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from scripts.export_release import _history, _commit_repair
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project = source.parent
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lock = project / '.release-export.lock'
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fd = os.open(lock, os.O_CREAT | os.O_EXCL | os.O_WRONLY)
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os.close(fd)
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try:
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version = read_software_version(source)
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current = project / '发布更新相关' / 'OTA数据包' / str(version)
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name = f'matrix-screen-controller-{version}.ota'
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history_path = project / '发布记录.json'
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history = _history(history_path)
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matches = [(i, r) for i, r in enumerate(history['releases']) if r['version'] == str(version)]
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if len(matches) != 1 or matches[0][1]['artifact_type'] != 'ota':
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raise ValueError('current version must have exactly one OTA release record')
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index, previous = matches[0]
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original_sha = sha256_file(current / name)
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manifest = json.loads((current / 'manifest.json').read_text(encoding='utf-8'))
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if (previous['artifact_sha256'] != original_sha or manifest['artifact_sha256'] != original_sha
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or (current / (name + '.sha256')).read_text(encoding='ascii') != f'{original_sha} {name}\n'):
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raise ValueError('original OTA release metadata does not match its artifact')
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info = inspect_package(candidate)
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digest = sha256_file(candidate)
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report = json.loads(validation.read_text(encoding='utf-8'))
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if (info.target_version != version or report.get('package_sha256') != digest
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or report.get('installed_version') != str(version) or report.get('status') != 'success'
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or report.get('runtime_lifecycle_passed') is not True
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or report.get('user_data_preserved') is not True
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or report.get('frp_state_preserved') is not True
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or report.get('transaction_cleanup_passed') is not True):
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raise ValueError('candidate lacks matching successful real-device validation')
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if digest == original_sha:
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raise ValueError('repair candidate is identical to the current artifact')
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with tempfile.TemporaryDirectory(prefix='matrix-ota-repair-check-') as text:
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unpacked = Path(text) / 'unpacked'
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extract_payload(info, unpacked)
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software = unpacked / 'software'
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expected = {p.relative_to(source).as_posix() for p in source.rglob('*')
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if p.is_file() and _source_file_allowed(p, source)}
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actual = {p.relative_to(software).as_posix() for p in software.rglob('*')
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if p.is_file() and _source_file_allowed(p, software)}
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if actual != expected or any((software / n).read_bytes() != (source / n).read_bytes() for n in expected):
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raise ValueError('validated candidate differs from current source; validate a new candidate')
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for component, requirement in required_components(source, version).items():
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if version.patch == 0 and sha256_file(software / 'system-dependencies' / component / component) != requirement['sha256']:
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raise ValueError('candidate system dependency differs from policy')
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stamp = datetime.now(timezone.utc).astimezone().isoformat(timespec='seconds')
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archive = project / '各种归档' / f"{datetime.now().strftime('%Y%m%d_%H%M%S')}_OTA{version}修复前_{uuid.uuid4().hex[:6]}"
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archive.mkdir(parents=True)
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shutil.copytree(current, archive / '原安装包')
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shutil.copy2(history_path, archive / '发布记录_修复前.json')
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shutil.copy2(validation, archive / '实机验收.json')
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staged = current.parent / f'.{version}.{uuid.uuid4().hex}.repairing'
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staged.mkdir()
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try:
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shutil.copy2(candidate, staged / name)
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if sha256_file(staged / name) != digest:
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raise ValueError('candidate copy checksum mismatch')
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metadata = {**manifest, **release_metadata(version), 'format_version': package_format(version),
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'created_at': info.created_at, 'notes': notes, 'artifact_bytes': candidate.stat().st_size,
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'artifact_sha256': digest, 'repaired_at': stamp, 'replaces_sha256': original_sha}
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(staged / 'manifest.json').write_text(json.dumps(metadata, ensure_ascii=False, indent=2)+'\n', encoding='utf-8')
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(staged / (name+'.sha256')).write_text(f'{digest} {name}\n', encoding='ascii', newline='\n')
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(staged / 'README.md').write_text(
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f'# OTA {version} 软件安装包（修复版）\n\n{notes}\n\n'
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f'- SHA-256：`{digest}`\n- 修复时间：`{stamp}`\n'
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'- 通过系统设置上传 `.ota`，无需解压。1.0.x 必须先安装本节点，再安装后续补丁。\n'
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'- 已通过真实 systemd 停启测试及测试设备 OTA；正式包与实机验收包字节一致。\n'
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'- 已安装 frp 时保留配置和启停状态，完整组件跳过，缺失或损坏时离线修复。\n'
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'- 本包修复停止旧服务时运行目录被删除的问题；仍为 1.1.0，不是 1.1.1。\n'
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f'- 原失败包与旧记录：`{archive.relative_to(project).as_posix()}`。\n', encoding='utf-8')
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repair = {'at': stamp, 'reason': notes, 'previous_sha256': original_sha,
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'archive_path': archive.relative_to(project).as_posix()}
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history['releases'][index] = {**previous, 'created_at': info.created_at, 'notes': notes,
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'artifact_sha256': digest, 'component_checkpoints': read_policy(source)['checkpoints'],
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'repairs': [*previous.get('repairs', []), repair]}
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leftover = _commit_repair(current, staged, history_path, history)
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if leftover:
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print(f'obsolete temporary backup requires cleanup: {leftover}')
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except BaseException:
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shutil.rmtree(staged, ignore_errors=True)
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raise
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return current
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finally:
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lock.unlink(missing_ok=True)
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