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200 lines
7.2 KiB
200 lines
7.2 KiB
4 months ago
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#!/usr/bin/python3
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# encoding: utf-8
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# SPDX-FileCopyrightText: 2024 FC (Fay) Stegerman <flx@obfusk.net>
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# SPDX-License-Identifier: GPL-3.0-or-later
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import argparse
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import os
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import shutil
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import subprocess
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import sys
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import tempfile
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from typing import Optional, Tuple
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COMMANDS = (
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"fix-compresslevel",
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"fix-files",
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"fix-newlines",
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"fix-pg-map-id",
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"rm-files",
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"sort-apk",
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"sort-baseline",
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)
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BUILD_TOOLS_WITH_BROKEN_ZIPALIGN = ("31.0.0", "32.0.0")
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BUILD_TOOLS_WITH_PAGE_SIZE_FROM = "35.0.0-rc1"
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SDK_ENV = ("ANDROID_HOME", "ANDROID_SDK", "ANDROID_SDK_ROOT")
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def _zipalign_cmd(page_align: bool, page_size: Optional[int]) -> Tuple[str, ...]:
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if page_align:
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if page_size is not None:
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return ("zipalign", "-P", str(page_size), "4")
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return ("zipalign", "-p", "4")
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return ("zipalign", "4")
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ZIPALIGN = _zipalign_cmd(page_align=False, page_size=None)
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ZIPALIGN_P = _zipalign_cmd(page_align=True, page_size=None)
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class Error(RuntimeError):
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pass
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def inplace_fix(command: str, input_file: str, *args: str,
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zipalign: bool = False, page_align: bool = False,
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page_size: Optional[int] = None, internal: bool = False) -> None:
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if command not in COMMANDS:
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raise Error(f"Unknown command {command}")
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exe, script = _script_cmd(command)
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ext = os.path.splitext(input_file)[1]
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with tempfile.TemporaryDirectory() as tdir:
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fixed = os.path.join(tdir, "fixed" + ext)
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run_command(exe, script, input_file, fixed, *args, trim=2)
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if zipalign:
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aligned = os.path.join(tdir, "aligned" + ext)
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zac = zipalign_cmd(page_align=page_align, page_size=page_size, internal=internal)
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run_command(*zac, fixed, aligned, trim=2)
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print(f"[MOVE] {aligned} to {input_file}")
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shutil.move(aligned, input_file)
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else:
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print(f"[MOVE] {fixed} to {input_file}")
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shutil.move(fixed, input_file)
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def zipalign_cmd(page_align: bool = False, page_size: Optional[int] = None,
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internal: bool = False) -> Tuple[str, ...]:
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"""
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Find zipalign command using $PATH or $ANDROID_HOME etc.
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>>> zipalign_cmd()
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('zipalign', '4')
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>>> zipalign_cmd(page_align=True)
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('zipalign', '-p', '4')
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>>> zipalign_cmd(page_align=True, page_size=16)
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('zipalign', '-P', '16', '4')
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>>> cmd = zipalign_cmd(page_align=True, page_size=16, internal=True)
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>>> [x.split("/")[-1] for x in cmd]
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['python3', 'zipalign.py', '-P', '16', '4']
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>>> os.environ["PATH"] = ""
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>>> for k in SDK_ENV:
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... os.environ[k] = ""
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>>> cmd = zipalign_cmd()
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>>> [x.split("/")[-1] for x in cmd]
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['python3', 'zipalign.py', '4']
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>>> os.environ["ANDROID_HOME"] = "test/fake-sdk"
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>>> zipalign_cmd()
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[SKIP BROKEN] 31.0.0
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[FOUND] test/fake-sdk/build-tools/30.0.3/zipalign
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('test/fake-sdk/build-tools/30.0.3/zipalign', '4')
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>>> cmd = zipalign_cmd(page_align=True, page_size=16)
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[SKIP TOO OLD] 31.0.0
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[SKIP TOO OLD] 30.0.3
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[SKIP TOO OLD] 26.0.2
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>>> [x.split("/")[-1] for x in cmd]
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['python3', 'zipalign.py', '-P', '16', '4']
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>>> os.environ["ANDROID_HOME"] = "test/fake-sdk-2"
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>>> zipalign_cmd(page_align=True, page_size=16)
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[FOUND] test/fake-sdk-2/build-tools/35.0.0-rc1/zipalign
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('test/fake-sdk-2/build-tools/35.0.0-rc1/zipalign', '-P', '16', '4')
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"""
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cmd, *args = _zipalign_cmd(page_align, page_size)
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if not internal:
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if shutil.which(cmd):
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return (cmd, *args)
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for k in SDK_ENV:
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if home := os.environ.get(k):
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tools = os.path.join(home, "build-tools")
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if os.path.exists(tools):
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for vsn in sorted(os.listdir(tools), key=_vsn, reverse=True):
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if page_size and _vsn(vsn) < _vsn(BUILD_TOOLS_WITH_PAGE_SIZE_FROM):
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print(f"[SKIP TOO OLD] {vsn}")
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continue
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for s in BUILD_TOOLS_WITH_BROKEN_ZIPALIGN:
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if vsn.startswith(s):
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print(f"[SKIP BROKEN] {vsn}")
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break
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else:
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c = os.path.join(tools, vsn, cmd)
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if shutil.which(c):
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print(f"[FOUND] {c}")
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return (c, *args)
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return (*_script_cmd(cmd), *args)
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def _vsn(v: str) -> Tuple[int, ...]:
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"""
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>>> vs = "31.0.0 32.1.0-rc1 34.0.0-rc3 34.0.0 35.0.0-rc1".split()
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>>> for v in sorted(vs, key=_vsn, reverse=True):
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... (_vsn(v), v)
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((35, 0, 0, 0, 1), '35.0.0-rc1')
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((34, 0, 0, 1, 0), '34.0.0')
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((34, 0, 0, 0, 3), '34.0.0-rc3')
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((32, 1, 0, 0, 1), '32.1.0-rc1')
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((31, 0, 0, 1, 0), '31.0.0')
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"""
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if "-rc" in v:
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v = v.replace("-rc", ".0.", 1)
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else:
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v = v + ".1.0"
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return tuple(int(x) if x.isdigit() else -1 for x in v.split("."))
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def _script_cmd(command: str) -> Tuple[str, str]:
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script_dir = os.path.dirname(__file__)
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for cmd in (command, command.replace("-", "_")):
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script = os.path.join(script_dir, cmd + ".py")
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if os.path.exists(script):
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break
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else:
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raise Error(f"Script for {command} not found")
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exe = sys.executable or "python3"
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return exe, script
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def run_command(*args: str, trim: int = 1) -> None:
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targs = tuple(os.path.basename(a) for a in args[:trim]) + args[trim:]
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print(f"[RUN] {' '.join(targs)}")
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try:
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subprocess.run(args, check=True)
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except subprocess.CalledProcessError as e:
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raise Error(f"{args[0]} command failed") from e
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except FileNotFoundError as e:
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raise Error(f"{args[0]} command not found") from e
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def main() -> None:
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prog = os.path.basename(sys.argv[0])
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usage = (f"{prog} [-h] [--zipalign] [--page-align] [--page-size N] [--internal]\n"
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f"{len('usage: ' + prog) * ' '} COMMAND INPUT_FILE [...]")
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epilog = f"Commands: {', '.join(COMMANDS)}."
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parser = argparse.ArgumentParser(usage=usage, epilog=epilog)
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parser.add_argument("--zipalign", action="store_true",
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help="run zipalign after COMMAND")
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parser.add_argument("--page-align", action="store_true",
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help="run zipalign w/ -p option (implies --zipalign)")
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parser.add_argument("--page-size", metavar="N", type=int,
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help="run zipalign w/ -P N option (implies --page-align)")
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parser.add_argument("--internal", action="store_true",
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help="use zipalign.py instead of searching $PATH/$ANDROID_HOME/etc.")
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parser.add_argument("command", metavar="COMMAND")
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parser.add_argument("input_file", metavar="INPUT_FILE")
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args, rest = parser.parse_known_args()
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try:
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inplace_fix(args.command, args.input_file, *rest,
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zipalign=bool(args.zipalign or args.page_align or args.page_size),
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page_align=bool(args.page_align or args.page_size),
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page_size=args.page_size, internal=args.internal)
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except Error as e:
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print(f"Error: {e}.", file=sys.stderr)
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sys.exit(1)
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if __name__ == "__main__":
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main()
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# vim: set tw=80 sw=4 sts=4 et fdm=marker :
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