build/android/pylib/utils/device_dependencies.py - Issue 2514453003: Revert of [android] Stop using isolate.py for data dependency management.

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Issue 2514453003: Revert of [android] Stop using isolate.py for data dependency management. (Closed)

Patch Set: manual rebase Created 4 years, 1 month ago

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1 # Copyright 2016 The Chromium Authors. All rights reserved.

2 # Use of this source code is governed by a BSD-style license that can be

3 # found in the LICENSE file.

4

5 import os

6 import re

7

8 from pylib import constants

9

10

11 _BLACKLIST = [

12 re.compile(r'.*OWNERS'), # Should never be included.

13 re.compile(r'.*\.crx'), # Chrome extension zip files.

14 re.compile(r'.*\.so'), # Libraries packed into .apk.

15 re.compile(r'.Mojo.manifest\.json'), # Some source_set()s pull these in.

16 re.compile(r'.*\.py'), # Some test_support targets include python deps.

17

18 # Some test_support targets include python deps.

19 re.compile(r'.*\.mojom\.js'),

20

21 # Chrome external extensions config file.

22 re.compile(r'.*external_extensions\.json'),

23

24 # Exists just to test the compile, not to be run.

25 re.compile(r'.*jni_generator_tests'),

26

27 # v8's blobs get packaged into APKs.

28 re.compile(r'.natives_blob.\.bin'),

29 re.compile(r'.snapshot_blob.\.bin'),

30 ]

31

32

33 def DevicePathComponentsFor(host_path, output_directory):

34 """Returns the device path components for a given host path.

35

36 This returns the device path as a list of joinable path components,

37 with None as the first element to indicate that the path should be

38 rooted at $EXTERNAL_STORAGE.

39

40 e.g., given

41

42 '$CHROMIUM_SRC/foo/bar/baz.txt'

43

44 this would return

45

46 [None, 'foo', 'bar', 'baz.txt']

47

48 This handles a couple classes of paths differently than it otherwise would:

49 - All .pak files get mapped to top-level paks/

50 - Anything in the output directory gets mapped relative to the output

51 directory rather than the source directory.

52

53 e.g. given

54

55 '$CHROMIUM_SRC/out/Release/icu_fake_dir/icudtl.dat'

56

57 this would return

58

59 [None, 'icu_fake_dir', 'icudtl.dat']

60

61 Args:

62 host_path: The absolute path to the host file.

63 Returns:

64 A list of device path components.

65 """

66 if host_path.startswith(output_directory):

67 if os.path.splitext(host_path)[1] == '.pak':

68 return [None, 'paks', os.path.basename(host_path)]

69 rel_host_path = os.path.relpath(host_path, output_directory)

70 else:

71 rel_host_path = os.path.relpath(host_path, constants.DIR_SOURCE_ROOT)

72

73 device_path_components = [None]

74 p = rel_host_path

75 while p:

76 p, d = os.path.split(p)

77 if d:

78 device_path_components.insert(1, d)

79 return device_path_components

80

81

82 def GetDataDependencies(runtime_deps_path):

83 """Returns a list of device data dependencies.

84

85 Args:

86 runtime_deps_path: A str path to the .runtime_deps file.

87 Returns:

88 A list of (host_path, device_path) tuples.

89 """

90 if not runtime_deps_path:

91 return []

92

93 with open(runtime_deps_path, 'r') as runtime_deps_file:

94 rel_host_files = [l.strip() for l in runtime_deps_file if l]

95

96 output_directory = constants.GetOutDirectory()

97 abs_host_files = [

98 os.path.abspath(os.path.join(output_directory, r))

99 for r in rel_host_files]

100 filtered_abs_host_files = [

101 host_file for host_file in abs_host_files

102 if not any(blacklist_re.match(host_file) for blacklist_re in _BLACKLIST)]

103 return [(f, DevicePathComponentsFor(f, output_directory))

104 for f in filtered_abs_host_files]

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