def _load_dirty_projects(self, curr_metadata_relpath, key):
if curr_metadata_relpath.startswith('snapshot.'):
self.__dirty_projects = self._DIRTY_PROJECTS_CACHE[key]
logging.debug('LOAD DIRTY')
def _reset_dirty_projects(self, curr_metadata_relpath):
if curr_metadata_relpath.startswith('snapshot.'):
self.__dirty_projects = {}
logging.debug('RESET DIRTY')
def _store_dirty_projects(self, curr_metadata_relpath, key, patch):
if curr_metadata_relpath.startswith('snapshot.'):
dirty_projects = self._get_dirty_projects(patch)
self._DIRTY_PROJECTS_CACHE[key] = dirty_projects
self.__dirty_projects = dirty_projects
logging.debug('STORE DIRTY')
def new_charge(self, curr_snapshot_timestamp, url):
package_cost = self._baseline_charge(curr_snapshot_timestamp, url)
return self.__extra_charge(package_cost)
def return_charge(self, curr_snapshot_timestamp, url):
package_cost = self._baseline_charge(curr_snapshot_timestamp, url)
return self.__extra_charge(package_cost)
if __name__ == '__main__':
read(TUF_BEST_LOG_FILENAME, TUFMetadataReader, TUF_DIRECTORY,
TUF_METADATA_PATCH_LENGTH_CACHE_FILEPATH,
TUF_DIRTY_PROJECTS_CACHE_FILEPATH, TUF_BEST_OUTPUT_FILENAME)
super().setup(metadata_directory, metadata_patch_length_cache_filepath,
dirty_projects_cache_filepath)
# NOTE: Assume everyone starts with a complete copy of first snapshot +
# project metadata. In our implementation, this simply means that everyone
# must know every project metadata relpath from the first snapshot.
cls.__PREV_SNAPSHOT_METADATA_RELPATH = 'snapshot.1395359999.json'
snapshot_metadata = cls._read_snapshot(cls.__PREV_SNAPSHOT_METADATA_RELPATH)
cls.__PREV_PROJECT_METADATA_RELPATH = {}
for project_metadata_relpath in snapshot_metadata:
project_metadata_identifier = \
cls._get_project_metadata_identifier(snapshot_metadata[\
project_metadata_relpath])
assert project_metadata_relpath.endswith('.json')
prev_project_metadata_relpath = \
'{}{}.{}'.format(project_metadata_relpath[:-4],
project_metadata_identifier,
project_metadata_relpath[-4:])
cls.__PREV_PROJECT_METADATA_RELPATH[project_metadata_relpath] = \
prev_project_metadata_relpath
if __name__ == '__main__':
read(MERCURY_BEST_LOG_FILENAME,
MercuryMetadataReader,
MERCURY_DIRECTORY,
MERCURY_METADATA_PATCH_LENGTH_CACHE_FILEPATH,
MERCURY_DIRTY_PROJECTS_CACHE_FILEPATH,
MERCURY_BEST_OUTPUT_FILENAME)