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Merge "Mark extracted files as executable" into main

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Kelvin Zhang 2023-07-11 17:39:31 +00:00 committed by Gerrit Code Review
commit f3f6d0569b
1 changed files with 14 additions and 1 deletions
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15
tools/releasetools/common.py
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@ -2120,20 +2120,33 @@ def UnzipSingleFile(input_zip: zipfile.ZipFile, info: zipfile.ZipInfo, dirname:
# According to https://stackoverflow.com/questions/434641/how-do-i-set-permissions-attributes-on-a-file-in-a-zip-file-using-pythons-zip/6297838#6297838
# higher bits of |external_attr| are unix file permission and types
unix_filetype = info.external_attr >> 16
file_perm = unix_filetype & 0o777
def CheckMask(a, mask):
return (a & mask) == mask
def IsSymlink(a):
return CheckMask(a, stat.S_IFLNK)
def IsDir(a):
return CheckMask(a, stat.S_IFDIR)
# python3.11 zipfile implementation doesn't handle symlink correctly
if not IsSymlink(unix_filetype):
return input_zip.extract(info, dirname)
target = input_zip.extract(info, dirname)
# We want to ensure that the file is at least read/writable by owner and readable by all users
if IsDir(unix_filetype):
os.chmod(target, file_perm | 0o755)
else:
os.chmod(target, file_perm | 0o644)
return target
if dirname is None:
dirname = os.getcwd()
target = os.path.join(dirname, info.filename)
os.makedirs(os.path.dirname(target), exist_ok=True)
if os.path.exists(target):
os.unlink(target)
os.symlink(input_zip.read(info).decode(), target)
return target
def UnzipToDir(filename, dirname, patterns=None):