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109 lines
3.4 KiB
109 lines
3.4 KiB
#!/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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