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69 lines
2.5 KiB
Python
Executable File
69 lines
2.5 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2015 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import argparse
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import logging
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import os
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import re
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import skypy.paths
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import subprocess
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import sys
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SRC_ROOT = skypy.paths.Paths('ignored').src_root
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ADB_PATH = os.path.join(SRC_ROOT,
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'third_party/android_tools/sdk/platform-tools/adb')
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# TODO(eseidel): This should be shared with adb_gdb
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def main():
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logging.basicConfig(level=logging.INFO)
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parser = argparse.ArgumentParser(
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description='Pull all libraries used by a pid on android into a cache.')
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parser.add_argument('cache_root', type=str)
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parser.add_argument('pid', type=int)
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args = parser.parse_args()
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if not os.path.exists(args.cache_root):
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os.makedirs(args.cache_root)
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subprocess.check_call([ADB_PATH, 'root'])
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# TODO(eseidel): Check the build.props, or find some way to avoid
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# re-pulling every library every time. adb_gdb has code to do this
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# but doesn't seem to notice when the set of needed libraries changed.
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library_regexp = re.compile(r'(?P<library_path>/system/.*\.so)')
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cat_maps_cmd = [ADB_PATH, 'shell', 'cat', '/proc/%s/maps' % args.pid]
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maps_lines = subprocess.check_output(cat_maps_cmd).strip().split('\n')
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# adb shell doesn't return the return code from the shell?
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if not maps_lines or 'No such file or directory' in maps_lines[0]:
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print 'Failed to get maps for pid %s on device.' % args.pid
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sys.exit(1)
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def library_from_line(line):
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result = library_regexp.search(line)
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if not result:
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return None
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return result.group('library_path')
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dev_null = open(os.devnull, 'w') # Leaking.
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to_pull = set(filter(None, map(library_from_line, maps_lines)))
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to_pull.add('/system/bin/linker') # Unclear why but adb_gdb pulls this too.
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for library_path in sorted(to_pull):
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# Not using os.path.join since library_path is absolute.
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dest_file = os.path.normpath("%s/%s" % (args.cache_root, library_path))
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dest_dir = os.path.dirname(dest_file)
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if not os.path.exists(dest_dir):
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os.makedirs(dest_dir)
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if os.path.exists(dest_file):
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continue
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print '%s -> %s' % (library_path, dest_file)
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pull_cmd = [ADB_PATH, 'pull', library_path, dest_file]
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subprocess.check_call(pull_cmd, stderr=dev_null)
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if __name__ == '__main__':
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main()
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