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1 # Copyright 2014 The Chromium Authors. All rights reserved. | 1 # Copyright 2014 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 import collections | 5 import collections |
6 import logging | 6 import logging |
7 import os | 7 import os |
8 import re | 8 import re |
9 import tempfile | 9 import tempfile |
10 import types | 10 import types |
11 | 11 |
12 from pylib import cmd_helper | 12 from pylib import cmd_helper |
13 from pylib import constants | 13 from pylib import constants |
14 from pylib.utils import device_temp_file | 14 from pylib.utils import device_temp_file |
15 | 15 |
16 MD5SUM_DEVICE_LIB_PATH = '/data/local/tmp/md5sum/' | 16 MD5SUM_DEVICE_LIB_PATH = '/data/local/tmp/md5sum/' |
17 MD5SUM_DEVICE_BIN_PATH = MD5SUM_DEVICE_LIB_PATH + 'md5sum_bin' | 17 MD5SUM_DEVICE_BIN_PATH = MD5SUM_DEVICE_LIB_PATH + 'md5sum_bin' |
18 | 18 |
19 MD5SUM_DEVICE_SCRIPT_FORMAT = ( | 19 MD5SUM_DEVICE_SCRIPT_FORMAT = ( |
20 'test -f {path} -o -d {path} ' | 20 'test -f {path} -o -d {path} ' |
21 '&& LD_LIBRARY_PATH={md5sum_lib} {device_pie_wrapper} {md5sum_bin} {path}') | 21 '&& LD_LIBRARY_PATH={md5sum_lib} {md5sum_bin} {path}') |
22 | 22 |
23 _STARTS_WITH_CHECKSUM_RE = re.compile(r'^\s*[0-9a-fA-f]{32}\s+') | 23 _STARTS_WITH_CHECKSUM_RE = re.compile(r'^\s*[0-9a-fA-f]{32}\s+') |
24 | 24 |
25 | 25 |
26 def CalculateHostMd5Sums(paths): | 26 def CalculateHostMd5Sums(paths): |
27 """Calculates the MD5 sum value for all items in |paths|. | 27 """Calculates the MD5 sum value for all items in |paths|. |
28 | 28 |
29 Args: | 29 Args: |
30 paths: A list of host paths to md5sum. | 30 paths: A list of host paths to md5sum. |
31 Returns: | 31 Returns: |
(...skipping 26 matching lines...) Expand all Loading... |
58 md5sum_dist_path = os.path.join(constants.GetOutDirectory(), 'md5sum_dist') | 58 md5sum_dist_path = os.path.join(constants.GetOutDirectory(), 'md5sum_dist') |
59 if not os.path.exists(md5sum_dist_path): | 59 if not os.path.exists(md5sum_dist_path): |
60 raise IOError('File not built: %s' % md5sum_dist_path) | 60 raise IOError('File not built: %s' % md5sum_dist_path) |
61 device.adb.Push(md5sum_dist_path, MD5SUM_DEVICE_LIB_PATH) | 61 device.adb.Push(md5sum_dist_path, MD5SUM_DEVICE_LIB_PATH) |
62 | 62 |
63 out = [] | 63 out = [] |
64 | 64 |
65 with tempfile.NamedTemporaryFile() as md5sum_script_file: | 65 with tempfile.NamedTemporaryFile() as md5sum_script_file: |
66 with device_temp_file.DeviceTempFile( | 66 with device_temp_file.DeviceTempFile( |
67 device.adb) as md5sum_device_script_file: | 67 device.adb) as md5sum_device_script_file: |
68 device_pie_wrapper = device.GetDevicePieWrapper() | |
69 md5sum_script = ( | 68 md5sum_script = ( |
70 MD5SUM_DEVICE_SCRIPT_FORMAT.format( | 69 MD5SUM_DEVICE_SCRIPT_FORMAT.format( |
71 path=p, md5sum_lib=MD5SUM_DEVICE_LIB_PATH, | 70 path=p, md5sum_lib=MD5SUM_DEVICE_LIB_PATH, |
72 device_pie_wrapper=device_pie_wrapper, | |
73 md5sum_bin=MD5SUM_DEVICE_BIN_PATH) | 71 md5sum_bin=MD5SUM_DEVICE_BIN_PATH) |
74 for p in paths) | 72 for p in paths) |
75 md5sum_script_file.write('; '.join(md5sum_script)) | 73 md5sum_script_file.write('; '.join(md5sum_script)) |
76 md5sum_script_file.flush() | 74 md5sum_script_file.flush() |
77 device.adb.Push(md5sum_script_file.name, md5sum_device_script_file.name) | 75 device.adb.Push(md5sum_script_file.name, md5sum_device_script_file.name) |
78 out = device.RunShellCommand(['sh', md5sum_device_script_file.name]) | 76 out = device.RunShellCommand(['sh', md5sum_device_script_file.name]) |
79 | 77 |
80 return _ParseMd5SumOutput(out) | 78 return _ParseMd5SumOutput(out) |
81 | 79 |
82 | 80 |
83 def _ParseMd5SumOutput(out): | 81 def _ParseMd5SumOutput(out): |
84 hash_and_path = (l.split(None, 1) for l in out | 82 hash_and_path = (l.split(None, 1) for l in out |
85 if l and _STARTS_WITH_CHECKSUM_RE.match(l)) | 83 if l and _STARTS_WITH_CHECKSUM_RE.match(l)) |
86 return dict((p, h) for h, p in hash_and_path) | 84 return dict((p, h) for h, p in hash_and_path) |
87 | 85 |
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