124 lines
4.3 KiB
Python
124 lines
4.3 KiB
Python
# support_deployer.py
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import os
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import re
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import shutil
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from pathlib import Path
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from dataclasses import dataclass, field
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from typing import Iterable, Optional
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VERSION_RE = re.compile(r"^\d+(?:\.\d+)*$") # 15 / 15.6 / 16.7 / 16.7.1
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def _find_support_root(hint: Optional[Path]) -> Optional[Path]:
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"""
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1) 优先：显式传入的 hint
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2) 其次：环境变量 SUPPORT_DDI_DIR
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3) 再次：从 __file__ 所在目录向上搜索 3 层，找名为 'SupportFiles' 的目录
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"""
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# 1) 显式参数
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if hint and hint.exists():
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return hint.resolve()
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# 2) 环境变量
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env = os.environ.get("SUPPORT_DDI_DIR")
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if env:
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p = Path(env).expanduser()
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if p.exists():
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return p.resolve()
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# 3) 向上搜索
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here = Path(__file__).resolve().parent
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for i in range(4): # 当前目录 + 向上 3 层
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cand = here / "SupportFiles"
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if cand.exists():
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return cand.resolve()
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here = here.parent
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return None
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@dataclass
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class DevDiskImageDeployer:
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"""
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同步 SupportFiles/<version>/... 到 ~/.tidevice/device-support/<version>/...
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- 自动定位 SupportFiles（显式参数/环境变量/向上搜索）
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- 已存在则跳过，不存在才复制
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- 详细日志
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"""
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project_support_root: Optional[Path] = None # 可不传，自动发现
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cache_root: Optional[Path] = None # 默认 ~/.tidevice/device-support
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verbose: bool = True
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dry_run: bool = False
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overwrite: bool = False
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_src_dir: Path = field(init=False, repr=False)
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_cache_dir: Path = field(init=False, repr=False)
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def __post_init__(self):
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src = _find_support_root(self.project_support_root)
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if src is None:
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raise FileNotFoundError(
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"未找到 SupportFiles 目录。"
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"可传入 project_support_root，或设置环境变量 SUPPORT_DDI_DIR，"
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"或确保在当前文件上层 3 级目录内存在名为 'SupportFiles' 的目录。"
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)
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self._src_dir = src
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if self.cache_root is None:
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self._cache_dir = Path.home() / ".tidevice" / "device-support"
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else:
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self._cache_dir = Path(self.cache_root).expanduser().resolve()
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self._cache_dir.mkdir(parents=True, exist_ok=True)
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if self.verbose:
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print(f"[INFO] resolved SupportFiles = {self._src_dir}")
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print(f"[INFO] cache_dir = {self._cache_dir}")
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# 打印一眼能看见的兄弟目录，防路径误判
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parent = self._src_dir.parent
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try:
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siblings = ", ".join(sorted(p.name for p in parent.iterdir() if p.is_dir()))
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print(f"[INFO] SupportFiles parent = {parent}")
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print(f"[INFO] siblings = {siblings}")
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except Exception:
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pass
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def deploy_all(self):
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candidates = list(self._iter_version_dirs(self._src_dir))
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if self.verbose:
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if not candidates:
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print("[WARN] 未发现任何版本目录（仅匹配 15 / 15.6 / 16.7 / 16.7.1 这种名字）")
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else:
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print("[INFO] 发现版本目录：")
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for c in candidates:
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print(f" - {c.name}")
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copied = skipped = 0
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for ver_dir in candidates:
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dst = self._cache_dir / ver_dir.name
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if dst.exists() and not self.overwrite:
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if self.verbose:
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print(f"[SKIP] 已存在：{dst}")
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skipped += 1
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continue
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if dst.exists() and self.overwrite:
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if self.verbose:
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print(f"[INFO] 覆盖模式，删除：{dst}")
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if not self.dry_run:
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shutil.rmtree(dst)
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if self.verbose:
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print(f"[COPY] {ver_dir} -> {dst}")
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if not self.dry_run:
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shutil.copytree(ver_dir, dst)
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copied += 1
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if self.verbose:
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print(f"[SUMMARY] copied={copied}, skipped={skipped}, total={copied+skipped}")
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# -------- helpers --------
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def _iter_version_dirs(self, root: Path) -> Iterable[Path]:
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for p in sorted(root.iterdir()):
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if p.is_dir() and VERSION_RE.match(p.name):
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yield p
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