892eb30bea
It caches them on a github release and updates them as the repo changes. This will be used by packages.msys2.org to show the content of the repo.
204 lines
7.0 KiB
Python
204 lines
7.0 KiB
Python
#!/usr/bin/env python3
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# Copyright 2017 Christoph Reiter
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
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import sys
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import argparse
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import os
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import json
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import shutil
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from collections import OrderedDict
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import hashlib
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import time
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import subprocess
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from concurrent.futures import ThreadPoolExecutor
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from typing import List, Iterator, Tuple, Dict, Optional, Union, Collection
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CacheEntry = Dict[str, Union[str, Collection[str]]]
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CacheTuple = Tuple[str, CacheEntry]
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Cache = Dict[str, CacheEntry]
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def normalize_repo(repo: str) -> str:
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if repo.endswith(".git"):
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repo = repo.rsplit(".", 1)[0]
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return repo
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def normalize_path(path: str) -> str:
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return path.replace("\\", "/")
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def get_cache_key(pkgbuild_path: str) -> str:
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pkgbuild_path = os.path.abspath(pkgbuild_path)
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git_cwd = os.path.dirname(pkgbuild_path)
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git_path = os.path.relpath(pkgbuild_path, git_cwd)
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h = hashlib.new("SHA1")
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with open(pkgbuild_path, "rb") as f:
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h.update(f.read())
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fileinfo = subprocess.check_output(
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["git", "ls-files", "-s", "--full-name", git_path],
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cwd=git_cwd).decode("utf-8").strip()
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h.update(normalize_path(fileinfo).encode("utf-8"))
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repo = subprocess.check_output(
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["git", "ls-remote", "--get-url", "origin"],
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cwd=git_cwd).decode("utf-8").strip()
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repo = normalize_repo(repo)
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h.update(repo.encode("utf-8"))
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return h.hexdigest()
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def get_srcinfo_for_pkgbuild(args: Tuple[str, str]) -> Optional[CacheTuple]:
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pkgbuild_path, mode = args
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pkgbuild_path = os.path.abspath(pkgbuild_path)
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git_cwd = os.path.dirname(pkgbuild_path)
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git_path = os.path.relpath(pkgbuild_path, git_cwd)
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key = get_cache_key(pkgbuild_path)
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bash = shutil.which("bash")
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if bash is None:
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print("ERROR: bash not found")
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return None
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print("Parsing %r" % pkgbuild_path)
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try:
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srcinfos = {}
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if mode == "mingw":
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for name in ["mingw32", "mingw64"]:
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env = os.environ.copy()
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env["MINGW_INSTALLS"] = name
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srcinfos[name] = subprocess.check_output(
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[bash, "/usr/bin/makepkg-mingw",
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"--printsrcinfo", "-p", git_path],
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cwd=git_cwd,
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env=env).decode("utf-8")
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else:
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srcinfos["msys"] = subprocess.check_output(
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[bash, "/usr/bin/makepkg",
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"--printsrcinfo", "-p", git_path],
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cwd=git_cwd).decode("utf-8")
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repo = subprocess.check_output(
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["git", "ls-remote", "--get-url", "origin"],
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cwd=git_cwd).decode("utf-8").strip()
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repo = normalize_repo(repo)
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relpath = subprocess.check_output(
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["git", "ls-files", "--full-name", git_path],
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cwd=git_cwd).decode("utf-8").strip()
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relpath = normalize_path(os.path.dirname(relpath))
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date = subprocess.check_output(
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["git", "log", "-1", "--format=%aI", git_path],
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cwd=git_cwd).decode("utf-8").strip()
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meta = {"repo": repo, "path": relpath, "date": date, "srcinfo": srcinfos}
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except subprocess.CalledProcessError as e:
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print("ERROR: %s %s" % (pkgbuild_path, e.output.splitlines()))
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return None
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return (key, meta)
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def iter_pkgbuild_paths(repo_path: str) -> Iterator[str]:
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repo_path = os.path.abspath(repo_path)
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print("Searching for PKGBUILD files in %s" % repo_path)
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for base, dirs, files in os.walk(repo_path):
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for f in files:
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if f == "PKGBUILD":
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# in case we find a PKGBUILD, don't go deeper
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del dirs[:]
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path = os.path.join(base, f)
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yield path
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def get_srcinfo_from_cache(args: Tuple[str, Cache]) -> Tuple[str, Optional[CacheTuple]]:
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pkgbuild_path, cache = args
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key = get_cache_key(pkgbuild_path)
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if key in cache:
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return (pkgbuild_path, (key, cache[key]))
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else:
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return (pkgbuild_path, None)
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def iter_srcinfo(repo_path: str, mode: str, cache: Cache) -> Iterator[Optional[CacheTuple]]:
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with ThreadPoolExecutor() as executor:
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to_parse: List[Tuple[str, str]] = []
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pool_iter = executor.map(
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get_srcinfo_from_cache, ((p, cache) for p in iter_pkgbuild_paths(repo_path)))
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for pkgbuild_path, srcinfo in pool_iter:
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if srcinfo is not None:
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yield srcinfo
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else:
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to_parse.append((pkgbuild_path, mode))
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print("Parsing PKGBUILD files...")
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for srcinfo in executor.map(get_srcinfo_for_pkgbuild, to_parse):
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yield srcinfo
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def main(argv: List[str]) -> Optional[Union[int, str]]:
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parser = argparse.ArgumentParser(description="Create SRCINFOs for all packages in a repo", allow_abbrev=False)
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parser.add_argument('mode', choices=['msys', 'mingw'], help="The type of the repo")
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parser.add_argument("repo_path", help="The path to GIT repo")
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parser.add_argument("json_cache", help="The path to the json file used to fetch/store the results")
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parser.add_argument("--time-limit", action="store",
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type=int, dest="time_limit", default=0,
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help='time after which it will stop and save, 0 means no limit')
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args = parser.parse_args(argv[1:])
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t = time.monotonic()
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srcinfo_path = os.path.abspath(args.json_cache)
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cache: Cache = {}
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try:
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with open(srcinfo_path, "rb") as h:
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cache = json.loads(h.read())
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except FileNotFoundError:
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pass
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srcinfos = []
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for entry in iter_srcinfo(args.repo_path, args.mode, cache):
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if entry is None:
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continue
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srcinfos.append(entry)
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# So we stop before CI times out
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if args.time_limit and time.monotonic() - t > args.time_limit:
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print("time limit reached, stopping")
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break
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srcinfos_dict = OrderedDict(sorted(srcinfos))
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with open(srcinfo_path, "wb") as h:
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h.write(json.dumps(srcinfos_dict, indent=2).encode("utf-8"))
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return None
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if __name__ == "__main__":
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sys.exit(main(sys.argv))
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