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Side by Side Diff: tools/download_baselines.py

Issue 23082002: Delete compare_baselines.py and download_baselines.py ; we use rebaseline.py now (Closed) Base URL: http://skia.googlecode.com/svn/trunk/
Patch Set: Created 7 years, 4 months ago
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1 '''
2 Downloads the actual gm results most recently generated by the Skia buildbots,
3 and adds any new ones to SVN control.
4
5 Launch with --help to see more information.
6
7
8 Copyright 2011 Google Inc.
9
10 Use of this source code is governed by a BSD-style license that can be
11 found in the LICENSE file.
12 '''
13
14 # common Python modules
15 import fnmatch
16 import optparse
17 import os
18 import re
19 import shutil
20 import sys
21 import tempfile
22
23 # modules declared within this same directory
24 import compare_baselines
25 import svn
26
27 USAGE_STRING = 'Usage: %s [options] [baseline_subdir]...'
28 HELP_STRING = '''
29
30 Downloads the actual gm results most recently generated by the Skia buildbots,
31 and adds any new ones to SVN control.
32
33 If no baseline_subdir is given, then this tool will download the most-recently
34 generated actual gm results for ALL platforms.
35
36 ''' + compare_baselines.HOWTO_STRING
37
38 # Base URL of SVN repository where buildbots store actual gm image results.
39 GM_ACTUAL_URL = 'http://skia-autogen.googlecode.com/svn/gm-actual'
40
41 # GM baseline image URL in regular Skia SVN repository
42 GM_BASELINE_URL = 'https://skia.googlecode.com/svn/gm-expected'
43
44 GM_EXPECTED_DIR = 'gm-expected'
45
46 OPTION_ADD_NEW_FILES = '--add-new-files'
47 OPTION_BUILDER_SUFFIX = '--builder-suffix'
48 DEFAULT_BUILDER_SUFFIX = '32'
49 OPTION_IGNORE_LOCAL_MODS = '--ignore-local-mods'
50
51 def GetLatestResultsSvnUrl(svn, baseline_subdir, builder_suffix):
52 """Return SVN URL from which we can check out the MOST RECENTLY generated im ages for this
53 baseline type.
54
55 @param svn an Svn object we can use to call ListSubdirs()
56 @param baseline_subdir indicates which platform we want images for
57 @param builder_suffix if multiple builders uploaded actual GM images for thi s baseline type,
58 choose the one whose builder_name matches this suffix
59 """
60 root_url = '%s/%s' % (GM_ACTUAL_URL, baseline_subdir)
61 subdirs = sorted(svn.ListSubdirs(root_url))
62 num_subdirs = len(subdirs)
63 print('Within actual-results root URL %s, found these %d subdirs (presumably builder_names): %s'
64 % (root_url, num_subdirs, subdirs))
65
66 selected_subdir = None
67 if num_subdirs == 0:
68 print 'Found no builder_name subdirs, so reading actual images from the root_url itself.'
69 return root_url
70 elif num_subdirs == 1:
71 selected_subdir = subdirs[0]
72 print 'Found exactly one subdir in actual-results root_url: %s' % select ed_subdir
73 else:
74 for possible_subdir in subdirs:
75 if possible_subdir.endswith(builder_suffix):
76 selected_subdir = possible_subdir
77 print 'Selected the first subdir ending in "%s": %s' % (
78 builder_suffix, selected_subdir)
79 break
80
81 if selected_subdir:
82 return '%s/%s/%s' % (root_url, selected_subdir, baseline_subdir)
83 else:
84 raise Exception('none of these subdirs of %s ended in "%s": %s' % (
85 root_url, builder_suffix, subdirs))
86
87 def GetBaselineSvnUrl(baseline_subdir):
88 """Return SVN URL from which we can check out the baseline images for this
89 baseline type.
90
91 @param baseline_subdir indicates which platform we want baselines for
92 """
93 return '%s/%s' % (GM_BASELINE_URL, baseline_subdir)
94
95 def CopyMatchingFiles(source_dir, dest_dir, filename_pattern, only_copy_updates= False):
96 """Copy all files from source_dir that match filename_pattern, and save them (with their
97 original filenames) in dest_dir.
98
99 @param source_dir
100 @param dest_dir where to save the copied files
101 @param filename_pattern only copy files that match this Unix-style filename
102 pattern (e.g., '*.jpg')
103 @param only_copy_updates if True, only copy files that are already present i n dest_dir
104 """
105 all_filenames = os.listdir(source_dir)
106 matching_filenames = fnmatch.filter(all_filenames, filename_pattern)
107 for filename in matching_filenames:
108 source_path = os.path.join(source_dir, filename)
109 dest_path = os.path.join(dest_dir, filename)
110 if only_copy_updates and not os.path.isfile(dest_path):
111 continue
112 shutil.copyfile(source_path, dest_path)
113
114 def DownloadBaselinesForOnePlatform(baseline_subdir):
115 """Download most recently generated baseline images for a single platform,
116 and add any new ones to SVN control.
117
118 @param baseline_subdir
119 """
120 # Create repo_to_modify to handle the SVN repository we will add files to.
121 gm_dir = os.path.join(os.pardir, GM_EXPECTED_DIR) # Shouldn't assume we're i n trunk...
122 try:
123 os.makedirs(gm_dir)
124 except:
125 pass
126 repo_to_modify = svn.Svn(gm_dir)
127 repo_to_modify.Checkout(GetBaselineSvnUrl(baseline_subdir), baseline_subdir)
128
129 # If there are any locally modified files in that directory, exit
130 # (so that we don't risk overwriting the user's previous work).
131 new_and_modified_files = repo_to_modify.GetNewAndModifiedFiles()
132 if not options.ignore_local_mods:
133 if new_and_modified_files:
134 raise Exception('Exiting because there are already new and/or '
135 'modified files in %s. To continue in spite of '
136 'that, run with %s option.' % (
137 baseline_subdir, OPTION_IGNORE_LOCAL_MODS))
138
139 # Download actual gm images into a separate repo in a temporary directory.
140 actual_dir = tempfile.mkdtemp()
141 actual_repo = svn.Svn(actual_dir)
142 print 'Using %s as a temp dir' % actual_dir
143 actual_url = GetLatestResultsSvnUrl(svn=actual_repo, baseline_subdir=baselin e_subdir,
144 builder_suffix=options.builder_suffix)
145 print 'Reading actual buildbot GM results from %s' % actual_url
146 actual_repo.Checkout(actual_url, '.')
147
148 # Copy any of those files we are interested in into repo_to_modify,
149 # and then delete the temporary directory.
150 CopyMatchingFiles(source_dir=actual_dir,
151 dest_dir=os.path.join(gm_dir, baseline_subdir),
152 filename_pattern='*.png',
153 only_copy_updates=(not options.add_new_files))
154 shutil.rmtree(actual_dir)
155 actual_repo = None
156
157 # Add any new files to SVN control (if we are running with add_new_files).
158 if options.add_new_files:
159 new_files = repo_to_modify.GetNewFiles()
160 if new_files:
161 repo_to_modify.AddFiles(sorted(new_files))
162
163 # Set the mimetype property on any new/modified image files in
164 # baseline_subdir. (We used to set the mimetype property on *all* image
165 # files in the directory, even those whose content wasn't changing,
166 # but that caused confusion. See
167 # http://code.google.com/p/skia/issues/detail?id=618 .)
168 modified_files = repo_to_modify.GetNewAndModifiedFiles()
169 repo_to_modify.SetProperty(sorted(fnmatch.filter(modified_files, '*.png')),
170 svn.PROPERTY_MIMETYPE, 'image/png')
171 repo_to_modify.SetProperty(sorted(fnmatch.filter(modified_files, '*.pdf')),
172 svn.PROPERTY_MIMETYPE, 'application/pdf')
173
174 def RaiseUsageException():
175 raise Exception('%s\nRun with --help for more detail.' % (
176 USAGE_STRING % __file__))
177
178 def Main(options, args):
179 """Allow other scripts to call this script with fake command-line args.
180 """
181 # If no platforms are specified, do 'em all.
182 num_args = len(args)
183 if num_args == 0:
184 # TODO(epoger): automate the default set of platforms. We want to ensure
185 # that the user gets all of the platforms that the bots are running,
186 # not just whatever subdirectories he happens to have checked out...
187 # See http://code.google.com/p/skia/issues/detail?id=678
188 # Now that we have added Svn.ListSubdirs(), we should be able to do this
189 # pretty easily...
190 #
191 # For now, I generate this list using these Unix commands:
192 # svn ls http://skia.googlecode.com/svn/gm-expected | grep ^base | sort >/tmp/baselines
193 # svn ls http://skia-autogen.googlecode.com/svn/gm-actual | grep ^base | sort >/tmp/actual
194 # comm -1 -2 /tmp/baselines /tmp/actual
195 args = [
196 'base-android-galaxy-nexus',
197 'base-android-nexus-7',
198 'base-android-nexus-s',
199 'base-android-xoom',
200 'base-macmini',
201 'base-macmini-lion-float',
202 'base-shuttle-win7-intel-float',
203 'base-shuttle_ubuntu12_ati5770',
204 'base-shuttle-win7-intel-angle',
205 'base-shuttle-win7-intel-directwrite',
206 ]
207
208 # Trim all subdir names.
209 baseline_subdirs = []
210 for arg in args:
211 baseline_subdirs.append(arg.rstrip(os.sep))
212
213 # Process the subdirs, one at a time.
214 for baseline_subdir in baseline_subdirs:
215 DownloadBaselinesForOnePlatform(baseline_subdir=baseline_subdir)
216
217 if __name__ == '__main__':
218 parser = optparse.OptionParser(USAGE_STRING % '%prog' + HELP_STRING)
219 parser.add_option(OPTION_ADD_NEW_FILES,
220 action='store_true', default=False,
221 help='in addition to downloading new versions of '
222 'existing baselines, also download baselines that are '
223 'not under SVN control yet')
224 parser.add_option(OPTION_BUILDER_SUFFIX,
225 action='store', type='string', default=DEFAULT_BUILDER_SUF FIX,
226 help='if multiple builders have uploaded actual GM images '
227 'for this platform, download the images uploaded by the '
228 'builder whose name ends in this suffix; defaults to '
229 '"%s".' % DEFAULT_BUILDER_SUFFIX)
230 parser.add_option(OPTION_IGNORE_LOCAL_MODS,
231 action='store_true', default=False,
232 help='allow tool to run even if there are already '
233 'local modifications in the baseline_subdir')
234 (options, args) = parser.parse_args()
235 Main(options, args)
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