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110 lines
3.4 KiB
110 lines
3.4 KiB
4 months ago
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#!/usr/bin/python
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# Copyright (C) 2013 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""summarize and compare the component sizes in installed-files.txt."""
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import sys
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bin_size1 = {}
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bin_size2 = {}
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bin_sizes = [bin_size1, bin_size2]
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file_sizes = {}
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def PrintUsage():
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print "usage: " + sys.argv[0] + " filename [filename2]"
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print ""
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print " Input file is installed-files.txt from the build output directory."
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print " When only one input file is given, it will generate module_0.csv."
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print " When two input files are given, in addition it will generate"
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print " module_1.csv and comparison.csv."
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print ""
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print " The module_x.csv file shows the aggregated file size in each module"
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print " (eg bin, lib, app, ...)"
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print " The comparison.cvs file shows the individual file sizes side by side"
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print " from two different builds"
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print ""
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print " These files can be uploaded to Google Doc for further processing."
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sys.exit(1)
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def ParseFile(install_file, idx):
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input_stream = open(install_file, 'r')
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for line in input_stream:
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# line = "25027208 /system/lib/libchromeview.so"
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line = line.strip()
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# size = "25027208", name = "/system/lib/libchromeview.so"
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size, name = line.split()
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# components = ["", "system", "lib", "libchromeview.so"]
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components = name.split('/')
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# module = "lib"
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module = components[2]
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# filename = libchromeview.so"
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filename = components[-1]
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# sum up the file sizes by module name
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if module not in bin_sizes[idx]:
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bin_sizes[idx][module] = int(size)
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else:
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bin_sizes[idx][module] += int(size)
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# sometimes a file only exists on one build but not the other - use 0 as the
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# default size.
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if idx == 0:
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file_sizes[name] = [module, size, 0]
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else:
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if name in file_sizes:
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file_sizes[name][-1] = size
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else:
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file_sizes[name] = [module, 0, size]
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input_stream.close()
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# output the module csv file
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output = open("module_%d.csv" % idx, 'w')
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total = 0
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for key in bin_sizes[idx]:
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output.write("%s, %d\n" % (key, bin_sizes[idx][key]))
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output.close()
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def main():
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if len(sys.argv) < 2 or len(sys.argv) > 3:
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PrintUsage()
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# Parse the first installed-files.txt
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ParseFile(sys.argv[1], 0)
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# Parse the second installed-files.txt
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if len(sys.argv) == 3:
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ParseFile(sys.argv[2], 1)
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# comparison.csv has the following columns:
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# filename, module, size1, size2, size2-size1
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# eg: /system/lib/libchromeview.so, lib, 25027208, 33278460, 8251252
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output = open("comparison.csv", 'w')
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for key in file_sizes:
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output.write("%s, %s, %s, %s, %d\n" %
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(key, file_sizes[key][0], file_sizes[key][1],
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file_sizes[key][2],
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int(file_sizes[key][2]) - int(file_sizes[key][1])))
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output.close()
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if __name__ == '__main__':
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main()
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# vi: ts=2 sw=2
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