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3211dd2a8f
Due to a bug described in: https://issuetracker.google.com/issues/110237303 Ordering of resources can be non-deterministic. A comment on the issue indicates that this may be resolved in Android Gradle Plugin 3.4. We should revisit when we update.
80 lines
3.3 KiB
Python
Executable File
80 lines
3.3 KiB
Python
Executable File
#! /usr/bin/env python3
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import sys
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from zipfile import ZipFile
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class ApkDiff:
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# resources.arsc is ignored due to https://issuetracker.google.com/issues/110237303
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# May be fixed in Android Gradle Plugin 3.4
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IGNORE_FILES = ["META-INF/MANIFEST.MF", "META-INF/SIGNAL_S.RSA", "META-INF/SIGNAL_S.SF", "resources.arsc"]
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def compare(self, sourceApk, destinationApk):
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sourceZip = ZipFile(sourceApk, 'r')
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destinationZip = ZipFile(destinationApk, 'r')
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if self.compareManifests(sourceZip, destinationZip) and self.compareEntries(sourceZip, destinationZip) == True:
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print("APKs match!")
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else:
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print("APKs don't match!")
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def compareManifests(self, sourceZip, destinationZip):
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sourceEntrySortedList = sorted(sourceZip.namelist())
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destinationEntrySortedList = sorted(destinationZip.namelist())
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for ignoreFile in self.IGNORE_FILES:
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while ignoreFile in sourceEntrySortedList: sourceEntrySortedList.remove(ignoreFile)
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while ignoreFile in destinationEntrySortedList: destinationEntrySortedList.remove(ignoreFile)
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if len(sourceEntrySortedList) != len(destinationEntrySortedList):
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print("Manifest lengths differ!")
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for (sourceEntryName, destinationEntryName) in zip(sourceEntrySortedList, destinationEntrySortedList):
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if sourceEntryName != destinationEntryName:
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print("Sorted manifests don't match, %s vs %s" % (sourceEntryName, destinationEntryName))
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return False
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return True
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def compareEntries(self, sourceZip, destinationZip):
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sourceInfoList = list(filter(lambda sourceInfo: sourceInfo.filename not in self.IGNORE_FILES, sourceZip.infolist()))
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destinationInfoList = list(filter(lambda destinationInfo: destinationInfo.filename not in self.IGNORE_FILES, destinationZip.infolist()))
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if len(sourceInfoList) != len(destinationInfoList):
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print("APK info lists of different length!")
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return False
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for sourceEntryInfo in sourceInfoList:
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for destinationEntryInfo in list(destinationInfoList):
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if sourceEntryInfo.filename == destinationEntryInfo.filename:
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sourceEntry = sourceZip.open(sourceEntryInfo, 'r')
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destinationEntry = destinationZip.open(destinationEntryInfo, 'r')
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if self.compareFiles(sourceEntry, destinationEntry) != True:
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print("APK entry %s does not match %s!" % (sourceEntryInfo.filename, destinationEntryInfo.filename))
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return False
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destinationInfoList.remove(destinationEntryInfo)
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break
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return True
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def compareFiles(self, sourceFile, destinationFile):
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sourceChunk = sourceFile.read(1024)
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destinationChunk = destinationFile.read(1024)
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while sourceChunk != b"" or destinationChunk != b"":
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if sourceChunk != destinationChunk:
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return False
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sourceChunk = sourceFile.read(1024)
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destinationChunk = destinationFile.read(1024)
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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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ApkDiff().compare(sys.argv[1], sys.argv[2])
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