+ file.write(item)
+ writer.close()
+
+
+def binary_helper(suite_id, arch_id, overridetype_id, component_id):
+ '''
+ This function is called in a new subprocess and multiprocessing wants a top
+ level function.
+ '''
+ session = DBConn().session(work_mem = 1000)
+ suite = Suite.get(suite_id, session)
+ architecture = Architecture.get(arch_id, session)
+ overridetype = OverrideType.get(overridetype_id, session)
+ component = Component.get(component_id, session)
+ log_message = [suite.suite_name, architecture.arch_string, \
+ overridetype.overridetype, component.component_name]
+ contents_writer = BinaryContentsWriter(suite, architecture, overridetype, component)
+ contents_writer.write_file()
+ session.close()
+ return log_message
+
+def source_helper(suite_id, component_id):
+ '''
+ This function is called in a new subprocess and multiprocessing wants a top
+ level function.
+ '''
+ session = DBConn().session(work_mem = 1000)
+ suite = Suite.get(suite_id, session)
+ component = Component.get(component_id, session)
+ log_message = [suite.suite_name, 'source', component.component_name]
+ contents_writer = SourceContentsWriter(suite, component)
+ contents_writer.write_file()
+ session.close()
+ return log_message
+
+class ContentsWriter(object):
+ '''
+ Loop over all suites, architectures, overridetypes, and components to write
+ all contents files.
+ '''
+ @classmethod
+ def log_result(class_, result):
+ '''
+ Writes a result message to the logfile.
+ '''
+ class_.logger.log(result)
+
+ @classmethod
+ def write_all(class_, logger, archive_names = [], suite_names = [], component_names = [], force = False):
+ '''
+ Writes all Contents files for suites in list suite_names which defaults
+ to all 'touchable' suites if not specified explicitely. Untouchable
+ suites will be included if the force argument is set to True.
+ '''
+ class_.logger = logger
+ session = DBConn().session()
+ suite_query = session.query(Suite)
+ if len(archive_names) > 0:
+ suite_query = suite_query.join(Suite.archive).filter(Archive.archive_name.in_(archive_names))
+ if len(suite_names) > 0:
+ suite_query = suite_query.filter(Suite.suite_name.in_(suite_names))
+ component_query = session.query(Component)
+ if len(component_names) > 0:
+ component_query = component_query.filter(Component.component_name.in_(component_names))
+ if not force:
+ suite_query = suite_query.filter(Suite.untouchable == False)
+ deb_id = get_override_type('deb', session).overridetype_id
+ udeb_id = get_override_type('udeb', session).overridetype_id
+ pool = Pool()
+ for suite in suite_query:
+ suite_id = suite.suite_id
+ for component in component_query:
+ component_id = component.component_id
+ # handle source packages
+ pool.apply_async(source_helper, (suite_id, component_id),
+ callback = class_.log_result)
+ for architecture in suite.get_architectures(skipsrc = True, skipall = True):
+ arch_id = architecture.arch_id
+ # handle 'deb' packages
+ pool.apply_async(binary_helper, (suite_id, arch_id, deb_id, component_id), \
+ callback = class_.log_result)
+ # handle 'udeb' packages
+ pool.apply_async(binary_helper, (suite_id, arch_id, udeb_id, component_id), \
+ callback = class_.log_result)
+ pool.close()
+ pool.join()
+ session.close()