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63 lines
1.7 KiB
Python
63 lines
1.7 KiB
Python
import sys
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from zipfile import ZipFile
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def compareFiles(first, second):
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while True:
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firstBytes = first.read(4096)
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secondBytes = second.read(4096)
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if firstBytes != secondBytes:
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return False
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if firstBytes == b"" and secondBytes == b"":
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break
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return True
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def compare(first, second):
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FILES_TO_IGNORE = ["META-INF/MANIFEST.MF", "META-INF/CERT.RSA", "META-INF/CERT.SF"]
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firstZip = ZipFile(first, 'r')
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secondZip = ZipFile(second, 'r')
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firstList = list(filter(lambda firstInfo: firstInfo.filename not in FILES_TO_IGNORE, firstZip.infolist()))
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secondList = list(filter(lambda secondInfo: secondInfo.filename not in FILES_TO_IGNORE, secondZip.infolist()))
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if len(firstList) != len(secondList):
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print("APKs has different amount of files (%d != %d)" % (len(firstList), len(secondList)))
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return False
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for firstInfo in firstList:
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found = False
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for secondInfo in secondList:
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if firstInfo.filename == secondInfo.filename:
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found = True
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firstFile = firstZip.open(firstInfo, 'r')
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secondFile = secondZip.open(secondInfo, 'r')
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if compareFiles(firstFile, secondFile) != True:
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print("APK file %s does not match" % firstInfo.filename)
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return False
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secondList.remove(secondInfo)
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break
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if found == False:
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print("file %s not found in second APK" % firstInfo.filename)
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return False
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if len(secondList) != 0:
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for secondInfo in secondList:
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print("file %s not found in first APK" % secondInfo.filename)
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return False
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return True
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if __name__ == '__main__':
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if len(sys.argv) != 3:
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print("Usage: apkdiff <pathToFirstApk> <pathToSecondApk>")
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sys.exit(1)
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if sys.argv[1] == sys.argv[2] or compare(sys.argv[1], sys.argv[2]) == True:
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print("APKs are the same!")
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else:
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print("APKs are different!")
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