| #!/usr/bin/python |
| |
| """ |
| Copyright 2014 Google Inc. |
| |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| |
| Download actual GM results for a particular builder. |
| """ |
| |
| # System-level imports |
| import httplib |
| import logging |
| import optparse |
| import os |
| import posixpath |
| import re |
| import urllib2 |
| |
| # Must fix up PYTHONPATH before importing from within Skia |
| import rs_fixpypath # pylint: disable=W0611 |
| |
| # Imports from within Skia |
| from py.utils import gs_utils |
| from py.utils import url_utils |
| import buildbot_globals |
| import gm_json |
| |
| |
| GM_SUMMARIES_BUCKET = buildbot_globals.Get('gm_summaries_bucket') |
| DEFAULT_ACTUALS_BASE_URL = ( |
| 'http://storage.googleapis.com/%s' % GM_SUMMARIES_BUCKET) |
| DEFAULT_JSON_FILENAME = 'actual-results.json' |
| |
| |
| class Download(object): |
| |
| def __init__(self, actuals_base_url=DEFAULT_ACTUALS_BASE_URL, |
| json_filename=DEFAULT_JSON_FILENAME, |
| gm_actuals_root_url=gm_json.GM_ACTUALS_ROOT_HTTP_URL): |
| """ |
| Args: |
| actuals_base_url: URL pointing at the root directory |
| containing all actual-results.json files, e.g., |
| http://domain.name/path/to/dir OR |
| file:///absolute/path/to/localdir |
| json_filename: The JSON filename to read from within each directory. |
| gm_actuals_root_url: Base URL under which the actually-generated-by-bots |
| GM images are stored. |
| """ |
| self._actuals_base_url = actuals_base_url |
| self._json_filename = json_filename |
| self._gm_actuals_root_url = gm_actuals_root_url |
| self._image_filename_re = re.compile(gm_json.IMAGE_FILENAME_PATTERN) |
| |
| def fetch(self, builder_name, dest_dir): |
| """ Downloads actual GM results for a particular builder. |
| |
| Args: |
| builder_name: which builder to download results of |
| dest_dir: path to directory where the image files will be written; |
| if the directory does not exist yet, it will be created |
| |
| TODO(epoger): Display progress info. Right now, it can take a long time |
| to download all of the results, and there is no indication of progress. |
| |
| TODO(epoger): Download multiple images in parallel to speed things up. |
| """ |
| json_url = posixpath.join(self._actuals_base_url, builder_name, |
| self._json_filename) |
| json_contents = urllib2.urlopen(json_url).read() |
| results_dict = gm_json.LoadFromString(json_contents) |
| |
| actual_results_dict = results_dict[gm_json.JSONKEY_ACTUALRESULTS] |
| for result_type in sorted(actual_results_dict.keys()): |
| results_of_this_type = actual_results_dict[result_type] |
| if not results_of_this_type: |
| continue |
| for image_name in sorted(results_of_this_type.keys()): |
| (test, config) = self._image_filename_re.match(image_name).groups() |
| (hash_type, hash_digest) = results_of_this_type[image_name] |
| source_url = gm_json.CreateGmActualUrl( |
| test_name=test, hash_type=hash_type, hash_digest=hash_digest, |
| gm_actuals_root_url=self._gm_actuals_root_url) |
| dest_path = os.path.join(dest_dir, config, test + '.png') |
| url_utils.copy_contents(source_url=source_url, dest_path=dest_path, |
| create_subdirs_if_needed=True) |
| |
| |
| def get_builders_list(summaries_bucket=GM_SUMMARIES_BUCKET): |
| """ Returns the list of builders we have actual results for. |
| |
| Args: |
| summaries_bucket: Google Cloud Storage bucket containing the summary |
| JSON files |
| """ |
| dirs, _ = gs_utils.GSUtils().list_bucket_contents(bucket=GM_SUMMARIES_BUCKET) |
| return dirs |
| |
| |
| class ActualLocation(object): |
| def __init__(self, bucket, path, generation): |
| self.bucket = bucket |
| self.path = path |
| self.generation = generation |
| |
| |
| class TipOfTreeActuals(object): |
| def __init__(self, summaries_bucket=GM_SUMMARIES_BUCKET, |
| json_filename=DEFAULT_JSON_FILENAME): |
| """ |
| Args: |
| summaries_bucket: URL pointing at the root directory |
| containing all actual-results.json files, e.g., |
| http://domain.name/path/to/dir OR |
| file:///absolute/path/to/localdir |
| json_filename: The JSON filename to read from within each directory. |
| """ |
| self._json_filename = json_filename |
| self._summaries_bucket = summaries_bucket |
| |
| def description(self): |
| return 'gm_summaries_bucket %s' % (self._summaries_bucket,) |
| |
| def get_builders(self): |
| """ Returns the list of builders we have actual results for. |
| {builder:string -> ActualLocation} |
| """ |
| dirs = get_builders_list(self._summaries_bucket) |
| result = dict() |
| for builder in dirs: |
| result[builder] = ActualLocation( |
| self._summaries_bucket, |
| "%s/%s" % (builder, self._json_filename), |
| None) |
| return result |
| |
| |
| class RietveldIssueActuals(object): |
| def __init__(self, issue, json_filename=DEFAULT_JSON_FILENAME): |
| """ |
| Args: |
| issue: The rietveld issue from which to obtain actuals. |
| json_filename: The JSON filename to read from within each directory. |
| """ |
| self._issue = issue |
| self._json_filename = json_filename |
| |
| def description(self): |
| return 'rietveld issue %s' % (self._issue,) |
| |
| def get_builders(self): |
| """ Returns the actuals for the given rietveld issue's tryjobs. |
| {builder:string -> ActualLocation} |
| |
| e.g. |
| {'Test-Android-Xoom-Tegra2-Arm7-Release': ( |
| 'chromium-skia-gm-summaries', |
| 'Test-Android-Xoom-Tegra2-Arm7-Release-Trybot/actual-results.json', |
| '1415041165535000')} |
| """ |
| result = dict() |
| json_filename_re = re.compile( |
| 'Created: gs://([^/]+)/((?:[^/]+/)+%s)#(\d+)' |
| % re.escape(self._json_filename)) |
| codereview_api_url = 'https://codereview.chromium.org/api' |
| upload_gm_step_url = '/steps/Upload GM Results/logs/stdio' |
| |
| logging.info('Fetching issue %s ...' % (self._issue,)) |
| json_issue_url = '%s/%s' % (codereview_api_url, self._issue) |
| json_issue_data = urllib2.urlopen(json_issue_url).read() |
| issue_dict = gm_json.LoadFromString(json_issue_data) |
| |
| patchsets = issue_dict.get("patchsets", []) |
| patchset = patchsets[-1] |
| if not patchset: |
| logging.warning('No patchsets for rietveld issue %s.' % (self._issue,)) |
| return result |
| |
| logging.info('Fetching issue %s patch %s...' % (self._issue, patchset)) |
| json_patchset_url = '%s/%s/%s' % (codereview_api_url, self._issue, patchset) |
| json_patchset_data = urllib2.urlopen(json_patchset_url).read() |
| patchset_dict = gm_json.LoadFromString(json_patchset_data) |
| |
| # try_job_results is ordered reverse chronologically |
| try_job_results = patchset_dict.get('try_job_results', []) |
| for try_job_result in try_job_results: |
| try_builder = try_job_result.get('builder', '<bad builder>') |
| if not try_builder.endswith('-Trybot'): |
| logging.warning('Builder %s is not a trybot?' % (try_builder,)) |
| continue |
| builder = try_builder[:-len('-Trybot')] |
| if builder in result: |
| continue |
| |
| logging.info('Fetching issue %s patch %s try %s...' % |
| (self._issue, patchset, try_builder)) |
| build_url = try_job_result.get('url', '<bad url>') |
| if build_url is None: |
| logging.warning('Builder %s has not started.' % (try_builder,)) |
| continue |
| gm_upload_output_url = build_url + urllib2.quote(upload_gm_step_url) |
| logging.info('Fetching %s ...' % (gm_upload_output_url,)) |
| |
| # Tryjobs might not produce the step, but don't let that fail everything. |
| gm_upload_output = None |
| try: |
| gm_upload_output = urllib2.urlopen(gm_upload_output_url).read() |
| except (urllib2.HTTPError, urllib2.URLError, httplib.HTTPException) as e: |
| logging.warning(e) |
| except Exception: |
| logging.exception('Error opening %s .' % (gm_upload_output_url,)) |
| if not gm_upload_output: |
| logging.warning('Could not fetch %s .' % (gm_upload_output_url,)) |
| continue |
| |
| json_filename_match = json_filename_re.search(gm_upload_output) |
| if json_filename_match: |
| logging.info('Found issue %s patch %s try %s result gs://%s/%s#%s .' % |
| (self._issue, patchset, builder, |
| json_filename_match.group(1), |
| json_filename_match.group(2), |
| json_filename_match.group(3))) |
| result[builder] = ActualLocation(json_filename_match.group(1), |
| json_filename_match.group(2), |
| json_filename_match.group(3)) |
| else: |
| logging.warning('Did not find %s for issue %s patch %s try %s.' % |
| (self._json_filename, self._issue, patchset, try_builder)) |
| |
| return result |
| |
| |
| def main(): |
| parser = optparse.OptionParser() |
| required_params = [] |
| parser.add_option('--actuals-base-url', |
| action='store', type='string', |
| default=DEFAULT_ACTUALS_BASE_URL, |
| help=('Base URL from which to read files containing JSON ' |
| 'summaries of actual GM results; defaults to ' |
| '"%default".')) |
| required_params.append('builder') |
| # TODO(epoger): Before https://codereview.chromium.org/309653005 , when this |
| # tool downloaded the JSON summaries from skia-autogen, it had the ability |
| # to get results as of a specific revision number. We should add similar |
| # functionality when retrieving the summaries from Google Storage. |
| parser.add_option('--builder', |
| action='store', type='string', |
| help=('REQUIRED: Which builder to download results for. ' |
| 'To see a list of builders, run with the ' |
| '--list-builders option set.')) |
| required_params.append('dest_dir') |
| parser.add_option('--dest-dir', |
| action='store', type='string', |
| help=('REQUIRED: Directory where all images should be ' |
| 'written. If this directory does not exist yet, it ' |
| 'will be created.')) |
| parser.add_option('--json-filename', |
| action='store', type='string', |
| default=DEFAULT_JSON_FILENAME, |
| help=('JSON summary filename to read for each builder; ' |
| 'defaults to "%default".')) |
| parser.add_option('--list-builders', action='store_true', |
| help=('List all available builders.')) |
| (params, remaining_args) = parser.parse_args() |
| |
| if params.list_builders: |
| print '\n'.join(get_builders_list()) |
| return |
| |
| # Make sure all required options were set, |
| # and that there were no items left over in the command line. |
| for required_param in required_params: |
| if not getattr(params, required_param): |
| raise Exception('required option \'%s\' was not set' % required_param) |
| if len(remaining_args) is not 0: |
| raise Exception('extra items specified in the command line: %s' % |
| remaining_args) |
| |
| downloader = Download(actuals_base_url=params.actuals_base_url) |
| downloader.fetch(builder_name=params.builder, |
| dest_dir=params.dest_dir) |
| |
| |
| |
| if __name__ == '__main__': |
| main() |
