Exemplo n.º 1
0
 def test_json_from_now(self):
     now = datetime(2014, 1, 1)
     self.assertEqual(json_time_from_now('1 years', now),
                      '2015-01-01T00:00:00Z')
     self.assertEqual(json_time_from_now('6 days', now),
                      '2014-01-07T00:00:00Z')
Exemplo n.º 2
0
    def load_tasks(self, params):
        root = os.path.abspath(os.path.join(self.path, self.config['legacy_path']))

        project = params['project']
        # NOTE: message is ignored here; we always use DEFAULT_TRY, then filter the
        # resulting task graph later
        message = DEFAULT_TRY

        templates = Templates(root)

        job_path = os.path.join(root, 'tasks', 'branches', project, 'job_flags.yml')
        job_path = job_path if os.path.exists(job_path) else \
            os.path.join(root, DEFAULT_JOB_PATH)

        jobs = templates.load(job_path, {})

        job_graph, trigger_tests = parse_commit(message, jobs)

        cmdline_interactive = params.get('interactive', False)

        # Default to current time if querying the head rev fails
        pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime())
        vcs_info = query_vcs_info(params['head_repository'], params['head_rev'])
        changed_files = set()
        if vcs_info:
            pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime(vcs_info.pushdate))

            logger.debug('{} commits influencing task scheduling:'.format(len(vcs_info.changesets)))
            for c in vcs_info.changesets:
                logger.debug("{cset} {desc}".format(
                    cset=c['node'][0:12],
                    desc=c['desc'].splitlines()[0].encode('ascii', 'ignore')))
                changed_files |= set(c['files'])

        # Template parameters used when expanding the graph
        seen_images = {}
        parameters = dict(gaia_info().items() + {
            'index': 'index',
            'project': project,
            'pushlog_id': params.get('pushlog_id', 0),
            'docker_image': docker_image,
            'task_id_for_image': partial(task_id_for_image, seen_images, project),
            'base_repository': params['base_repository'] or
            params['head_repository'],
            'head_repository': params['head_repository'],
            'head_ref': params['head_ref'] or params['head_rev'],
            'head_rev': params['head_rev'],
            'pushdate': pushdate,
            'pushtime': pushdate[8:],
            'year': pushdate[0:4],
            'month': pushdate[4:6],
            'day': pushdate[6:8],
            'owner': params['owner'],
            'level': params['level'],
            'from_now': json_time_from_now,
            'now': current_json_time(),
            'revision_hash': params['revision_hash']
        }.items())

        treeherder_route = '{}.{}'.format(
            params['project'],
            params.get('revision_hash', '')
        )

        routes_file = os.path.join(root, 'routes.json')
        with open(routes_file) as f:
            contents = json.load(f)
            json_routes = contents['routes']
            # TODO: Nightly and/or l10n routes

        # Task graph we are generating for taskcluster...
        graph = {
            'tasks': [],
            'scopes': set(),
        }

        if params['revision_hash']:
            for env in routes_transform.TREEHERDER_ROUTES:
                route = 'queue:route:{}.{}'.format(
                    routes_transform.TREEHERDER_ROUTES[env],
                    treeherder_route)
                graph['scopes'].add(route)

        graph['metadata'] = {
            'source': '{repo}file/{rev}/testing/taskcluster/mach_commands.py'.format(repo=params['head_repository'], rev=params['head_rev']),
            'owner': params['owner'],
            # TODO: Add full mach commands to this example?
            'description': 'Task graph generated via ./mach taskcluster-graph',
            'name': 'task graph local'
        }

        # Filter the job graph according to conditions met by this invocation run.
        def should_run(task):
            # Old style build or test task that doesn't define conditions. Always runs.
            if 'when' not in task:
                return True

            when = task['when']

            # If the task defines file patterns and we have a set of changed
            # files to compare against, only run if a file pattern matches one
            # of the changed files.
            file_patterns = when.get('file_patterns', None)
            if file_patterns and changed_files:
                # Always consider changes to the task definition itself
                file_patterns.append('testing/taskcluster/{task}'.format(task=task['task']))
                for pattern in file_patterns:
                    for path in changed_files:
                        if mozpackmatch(path, pattern):
                            logger.debug('scheduling {task} because pattern {pattern} '
                                         'matches {path}'.format(
                                             task=task['task'],
                                             pattern=pattern,
                                             path=path,
                            ))
                            return True

                # No file patterns matched. Discard task.
                logger.debug('discarding {task} because no relevant files changed'.format(
                    task=task['task'],
                    pattern=pattern,
                    path=path))
                return False

            return True

        job_graph = filter(should_run, job_graph)

        all_routes = {}

        for build in job_graph:
            logging.debug("loading build task {}".format(build['task']))
            interactive = cmdline_interactive or build["interactive"]
            build_parameters = merge_dicts(parameters, build['additional-parameters'])
            build_parameters['build_slugid'] = mklabel()
            build_parameters['source'] = '{repo}file/{rev}/testing/taskcluster/{file}'.format(repo=params['head_repository'], rev=params['head_rev'], file=build['task'])
            build_task = templates.load(build['task'], build_parameters)

            # Copy build_* attributes to expose them to post-build tasks
            # as well as json routes and tests
            task_extra = build_task['task']['extra']
            build_parameters['build_name'] = task_extra['build_name']
            build_parameters['build_type'] = task_extra['build_type']
            build_parameters['build_product'] = task_extra['build_product']

            normalize_image_details(graph,
                                    build_task,
                                    seen_images,
                                    build_parameters,
                                    os.environ.get('TASK_ID', None))
            set_interactive_task(build_task, interactive)

            # try builds don't use cache
            if project == "try":
                remove_caches_from_task(build_task)
                set_expiration(build_task, json_time_from_now(TRY_EXPIRATION))

            if params['revision_hash']:
                treeherder_transform.add_treeherder_revision_info(build_task['task'],
                                                                  params['head_rev'],
                                                                  params['revision_hash'])
                routes_transform.decorate_task_treeherder_routes(build_task['task'],
                                                                 treeherder_route)
                routes_transform.decorate_task_json_routes(build_task['task'],
                                                           json_routes,
                                                           build_parameters)

            # Ensure each build graph is valid after construction.
            taskcluster_graph.build_task.validate(build_task)
            attributes = build_task['attributes'] = {'kind':'legacy', 'legacy_kind': 'build'}
            if 'build_name' in build:
                attributes['build_platform'] = build['build_name']
            if 'build_type' in task_extra:
                attributes['build_type'] = {'dbg': 'debug'}.get(task_extra['build_type'],
                                                                task_extra['build_type'])
            if build.get('is_job'):
                attributes['job'] = build['build_name']
                attributes['legacy_kind'] = 'job'
            graph['tasks'].append(build_task)

            for location in build_task['task']['extra'].get('locations', {}):
                build_parameters['{}_url'.format(location)] = ARTIFACT_URL.format(
                    build_parameters['build_slugid'],
                    build_task['task']['extra']['locations'][location]
                )

            for url in build_task['task']['extra'].get('url', {}):
                build_parameters['{}_url'.format(url)] = \
                    build_task['task']['extra']['url'][url]

            define_task = DEFINE_TASK.format(build_task['task']['workerType'])

            for route in build_task['task'].get('routes', []):
                if route.startswith('index.gecko.v2') and route in all_routes:
                    raise Exception("Error: route '%s' is in use by multiple tasks: '%s' and '%s'" % (
                        route,
                        build_task['task']['metadata']['name'],
                        all_routes[route],
                    ))
                all_routes[route] = build_task['task']['metadata']['name']

            graph['scopes'].add(define_task)
            graph['scopes'] |= set(build_task['task'].get('scopes', []))
            route_scopes = map(lambda route: 'queue:route:' + route, build_task['task'].get('routes', []))
            graph['scopes'] |= set(route_scopes)

            # Treeherder symbol configuration for the graph required for each
            # build so tests know which platform they belong to.
            build_treeherder_config = build_task['task']['extra']['treeherder']

            if 'machine' not in build_treeherder_config:
                message = '({}), extra.treeherder.machine required for all builds'
                raise ValueError(message.format(build['task']))

            if 'build' not in build_treeherder_config:
                build_treeherder_config['build'] = \
                    build_treeherder_config['machine']

            if 'collection' not in build_treeherder_config:
                build_treeherder_config['collection'] = {'opt': True}

            if len(build_treeherder_config['collection'].keys()) != 1:
                message = '({}), extra.treeherder.collection must contain one type'
                raise ValueError(message.fomrat(build['task']))

            for post_build in build['post-build']:
                # copy over the old parameters to update the template
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                post_parameters = merge_dicts(build_parameters,
                                              post_build.get('additional-parameters', {}))
                post_task = configure_dependent_task(post_build['task'],
                                                     post_parameters,
                                                     mklabel(),
                                                     templates,
                                                     build_treeherder_config)
                normalize_image_details(graph,
                                        post_task,
                                        seen_images,
                                        build_parameters,
                                        os.environ.get('TASK_ID', None))
                set_interactive_task(post_task, interactive)
                treeherder_transform.add_treeherder_revision_info(post_task['task'],
                                                                  params['head_rev'],
                                                                  params['revision_hash'])

                if project == "try":
                    set_expiration(post_task, json_time_from_now(TRY_EXPIRATION))

                post_task['attributes'] = attributes.copy()
                post_task['attributes']['legacy_kind'] = 'post_build'
                post_task['attributes']['post_build'] = post_build['job_flag']
                graph['tasks'].append(post_task)

            for test in build['dependents']:
                test = test['allowed_build_tasks'][build['task']]
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                test_parameters = merge_dicts(build_parameters,
                                              test.get('additional-parameters', {}))
                test_parameters = copy.copy(build_parameters)

                test_definition = templates.load(test['task'], {})['task']
                chunk_config = test_definition['extra'].get('chunks', {})

                # Allow branch configs to override task level chunking...
                if 'chunks' in test:
                    chunk_config['total'] = test['chunks']

                chunked = 'total' in chunk_config
                if chunked:
                    test_parameters['total_chunks'] = chunk_config['total']

                if 'suite' in test_definition['extra']:
                    suite_config = test_definition['extra']['suite']
                    test_parameters['suite'] = suite_config['name']
                    test_parameters['flavor'] = suite_config.get('flavor', '')

                for chunk in range(1, chunk_config.get('total', 1) + 1):
                    if 'only_chunks' in test and chunked and \
                            chunk not in test['only_chunks']:
                        continue

                    if chunked:
                        test_parameters['chunk'] = chunk
                    test_task = configure_dependent_task(test['task'],
                                                         test_parameters,
                                                         mklabel(),
                                                         templates,
                                                         build_treeherder_config)
                    normalize_image_details(graph,
                                            test_task,
                                            seen_images,
                                            build_parameters,
                                            os.environ.get('TASK_ID', None))
                    set_interactive_task(test_task, interactive)

                    if params['revision_hash']:
                        treeherder_transform.add_treeherder_revision_info(test_task['task'],
                                                                          params['head_rev'],
                                                                          params['revision_hash'])
                        routes_transform.decorate_task_treeherder_routes(
                            test_task['task'],
                            treeherder_route
                        )

                    if project == "try":
                        set_expiration(test_task, json_time_from_now(TRY_EXPIRATION))

                    test_task['attributes'] = attributes.copy()
                    test_task['attributes']['legacy_kind'] = 'unittest'
                    test_task['attributes']['test_platform'] = attributes['build_platform']
                    test_task['attributes']['unittest_try_name'] = test['unittest_try_name']
                    for param, attr in [
                            ('suite', 'unittest_suite'),
                            ('flavor', 'unittest_flavor'),
                            ('chunk', 'test_chunk')]:
                        if param in test_parameters:
                            test_task['attributes'][attr] = str(test_parameters[param])

                    # This will schedule test jobs N times
                    for i in range(0, trigger_tests):
                        graph['tasks'].append(test_task)
                        # If we're scheduling more tasks each have to be unique
                        test_task = copy.deepcopy(test_task)
                        test_task['taskId'] = mklabel()

                    define_task = DEFINE_TASK.format(
                        test_task['task']['workerType']
                    )

                    graph['scopes'].add(define_task)
                    graph['scopes'] |= set(test_task['task'].get('scopes', []))

        graph['scopes'] = sorted(graph['scopes'])

        # save the graph for later, when taskgraph asks for additional information
        # such as dependencies
        self.graph = graph
        self.tasks_by_label = {t['taskId']: t for t in self.graph['tasks']}

        # Convert to a dictionary of tasks.  The process above has invented a
        # taskId for each task, and we use those as the *labels* for the tasks;
        # taskgraph will later assign them new taskIds.
        return [Task(self, t['taskId'], task=t['task'], attributes=t['attributes'])
                for t in self.graph['tasks']]
Exemplo n.º 3
0
 def test_json_from_now(self):
     now = datetime(2014, 1, 1)
     self.assertEqual(json_time_from_now('1 years', now),
             '2015-01-01T00:00:00Z')
     self.assertEqual(json_time_from_now('6 days', now),
             '2014-01-07T00:00:00Z')
Exemplo n.º 4
0
 def test_json_from_now_utc_now(self):
     # Just here to ensure we don't raise.
     time = json_time_from_now('1 years')
Exemplo n.º 5
0
 def test_json_from_now_utc_now(self):
     # Just here to ensure we don't raise.
     time = json_time_from_now('1 years')
Exemplo n.º 6
0
    def load_tasks(self, params):
        root = os.path.abspath(
            os.path.join(self.path, self.config['legacy_path']))

        project = params['project']
        # NOTE: message is ignored here; we always use DEFAULT_TRY, then filter the
        # resulting task graph later
        message = DEFAULT_TRY

        templates = Templates(root)

        job_path = os.path.join(root, 'tasks', 'branches', project,
                                'job_flags.yml')
        job_path = job_path if os.path.exists(job_path) else \
            os.path.join(root, DEFAULT_JOB_PATH)

        jobs = templates.load(job_path, {})

        job_graph, trigger_tests = parse_commit(message, jobs)

        cmdline_interactive = params.get('interactive', False)

        # Default to current time if querying the head rev fails
        pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime())
        vcs_info = query_vcs_info(params['head_repository'],
                                  params['head_rev'])
        changed_files = set()
        if vcs_info:
            pushdate = time.strftime('%Y%m%d%H%M%S',
                                     time.gmtime(vcs_info.pushdate))

            logger.debug('{} commits influencing task scheduling:'.format(
                len(vcs_info.changesets)))
            for c in vcs_info.changesets:
                logger.debug("{cset} {desc}".format(
                    cset=c['node'][0:12],
                    desc=c['desc'].splitlines()[0].encode('ascii', 'ignore')))
                changed_files |= set(c['files'])

        # Template parameters used when expanding the graph
        seen_images = {}
        parameters = dict(
            gaia_info().items() + {
                'index':
                'index',
                'project':
                project,
                'pushlog_id':
                params.get('pushlog_id', 0),
                'docker_image':
                docker_image,
                'task_id_for_image':
                partial(task_id_for_image, seen_images, project),
                'base_repository':
                params['base_repository'] or params['head_repository'],
                'head_repository':
                params['head_repository'],
                'head_ref':
                params['head_ref'] or params['head_rev'],
                'head_rev':
                params['head_rev'],
                'pushdate':
                pushdate,
                'pushtime':
                pushdate[8:],
                'year':
                pushdate[0:4],
                'month':
                pushdate[4:6],
                'day':
                pushdate[6:8],
                'owner':
                params['owner'],
                'level':
                params['level'],
                'from_now':
                json_time_from_now,
                'now':
                current_json_time(),
                'revision_hash':
                params['revision_hash']
            }.items())

        treeherder_route = '{}.{}'.format(params['project'],
                                          params.get('revision_hash', ''))

        routes_file = os.path.join(root, 'routes.json')
        with open(routes_file) as f:
            contents = json.load(f)
            json_routes = contents['routes']
            # TODO: Nightly and/or l10n routes

        # Task graph we are generating for taskcluster...
        graph = {
            'tasks': [],
            'scopes': set(),
        }

        if params['revision_hash']:
            for env in routes_transform.TREEHERDER_ROUTES:
                route = 'queue:route:{}.{}'.format(
                    routes_transform.TREEHERDER_ROUTES[env], treeherder_route)
                graph['scopes'].add(route)

        graph['metadata'] = {
            'source':
            '{repo}file/{rev}/testing/taskcluster/mach_commands.py'.format(
                repo=params['head_repository'], rev=params['head_rev']),
            'owner':
            params['owner'],
            # TODO: Add full mach commands to this example?
            'description':
            'Task graph generated via ./mach taskcluster-graph',
            'name':
            'task graph local'
        }

        # Filter the job graph according to conditions met by this invocation run.
        def should_run(task):
            # Old style build or test task that doesn't define conditions. Always runs.
            if 'when' not in task:
                return True

            when = task['when']

            # If the task defines file patterns and we have a set of changed
            # files to compare against, only run if a file pattern matches one
            # of the changed files.
            file_patterns = when.get('file_patterns', None)
            if file_patterns and changed_files:
                # Always consider changes to the task definition itself
                file_patterns.append(
                    'testing/taskcluster/{task}'.format(task=task['task']))
                for pattern in file_patterns:
                    for path in changed_files:
                        if mozpackmatch(path, pattern):
                            logger.debug(
                                'scheduling {task} because pattern {pattern} '
                                'matches {path}'.format(
                                    task=task['task'],
                                    pattern=pattern,
                                    path=path,
                                ))
                            return True

                # No file patterns matched. Discard task.
                logger.debug(
                    'discarding {task} because no relevant files changed'.
                    format(task=task['task'], pattern=pattern, path=path))
                return False

            return True

        job_graph = filter(should_run, job_graph)

        all_routes = {}

        for build in job_graph:
            logging.debug("loading build task {}".format(build['task']))
            interactive = cmdline_interactive or build["interactive"]
            build_parameters = merge_dicts(parameters,
                                           build['additional-parameters'])
            build_parameters['build_slugid'] = mklabel()
            build_parameters[
                'source'] = '{repo}file/{rev}/testing/taskcluster/{file}'.format(
                    repo=params['head_repository'],
                    rev=params['head_rev'],
                    file=build['task'])
            build_task = templates.load(build['task'], build_parameters)

            # Copy build_* attributes to expose them to post-build tasks
            # as well as json routes and tests
            task_extra = build_task['task']['extra']
            build_parameters['build_name'] = task_extra['build_name']
            build_parameters['build_type'] = task_extra['build_type']
            build_parameters['build_product'] = task_extra['build_product']

            normalize_image_details(graph, build_task, seen_images,
                                    build_parameters,
                                    os.environ.get('TASK_ID', None))
            set_interactive_task(build_task, interactive)

            # try builds don't use cache
            if project == "try":
                remove_caches_from_task(build_task)
                set_expiration(build_task, json_time_from_now(TRY_EXPIRATION))

            if params['revision_hash']:
                treeherder_transform.add_treeherder_revision_info(
                    build_task['task'], params['head_rev'],
                    params['revision_hash'])
                routes_transform.decorate_task_treeherder_routes(
                    build_task['task'], treeherder_route)
                routes_transform.decorate_task_json_routes(
                    build_task['task'], json_routes, build_parameters)

            # Ensure each build graph is valid after construction.
            taskcluster_graph.build_task.validate(build_task)
            attributes = build_task['attributes'] = {
                'kind': 'legacy',
                'legacy_kind': 'build'
            }
            if 'build_name' in build:
                attributes['build_platform'] = build['build_name']
            if 'build_type' in task_extra:
                attributes['build_type'] = {
                    'dbg': 'debug'
                }.get(task_extra['build_type'], task_extra['build_type'])
            if build.get('is_job'):
                attributes['job'] = build['build_name']
                attributes['legacy_kind'] = 'job'
            graph['tasks'].append(build_task)

            for location in build_task['task']['extra'].get('locations', {}):
                build_parameters['{}_url'.format(
                    location)] = ARTIFACT_URL.format(
                        build_parameters['build_slugid'],
                        build_task['task']['extra']['locations'][location])

            for url in build_task['task']['extra'].get('url', {}):
                build_parameters['{}_url'.format(url)] = \
                    build_task['task']['extra']['url'][url]

            define_task = DEFINE_TASK.format(build_task['task']['workerType'])

            for route in build_task['task'].get('routes', []):
                if route.startswith('index.gecko.v2') and route in all_routes:
                    raise Exception(
                        "Error: route '%s' is in use by multiple tasks: '%s' and '%s'"
                        % (
                            route,
                            build_task['task']['metadata']['name'],
                            all_routes[route],
                        ))
                all_routes[route] = build_task['task']['metadata']['name']

            graph['scopes'].add(define_task)
            graph['scopes'] |= set(build_task['task'].get('scopes', []))
            route_scopes = map(lambda route: 'queue:route:' + route,
                               build_task['task'].get('routes', []))
            graph['scopes'] |= set(route_scopes)

            # Treeherder symbol configuration for the graph required for each
            # build so tests know which platform they belong to.
            build_treeherder_config = build_task['task']['extra']['treeherder']

            if 'machine' not in build_treeherder_config:
                message = '({}), extra.treeherder.machine required for all builds'
                raise ValueError(message.format(build['task']))

            if 'build' not in build_treeherder_config:
                build_treeherder_config['build'] = \
                    build_treeherder_config['machine']

            if 'collection' not in build_treeherder_config:
                build_treeherder_config['collection'] = {'opt': True}

            if len(build_treeherder_config['collection'].keys()) != 1:
                message = '({}), extra.treeherder.collection must contain one type'
                raise ValueError(message.fomrat(build['task']))

            for post_build in build['post-build']:
                # copy over the old parameters to update the template
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                post_parameters = merge_dicts(
                    build_parameters,
                    post_build.get('additional-parameters', {}))
                post_task = configure_dependent_task(post_build['task'],
                                                     post_parameters,
                                                     mklabel(), templates,
                                                     build_treeherder_config)
                normalize_image_details(graph, post_task, seen_images,
                                        build_parameters,
                                        os.environ.get('TASK_ID', None))
                set_interactive_task(post_task, interactive)
                treeherder_transform.add_treeherder_revision_info(
                    post_task['task'], params['head_rev'],
                    params['revision_hash'])

                if project == "try":
                    set_expiration(post_task,
                                   json_time_from_now(TRY_EXPIRATION))

                post_task['attributes'] = attributes.copy()
                post_task['attributes']['legacy_kind'] = 'post_build'
                post_task['attributes']['post_build'] = post_build['job_flag']
                graph['tasks'].append(post_task)

            for test in build['dependents']:
                test = test['allowed_build_tasks'][build['task']]
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                test_parameters = merge_dicts(
                    build_parameters, test.get('additional-parameters', {}))
                test_parameters = copy.copy(build_parameters)

                test_definition = templates.load(test['task'], {})['task']
                chunk_config = test_definition['extra'].get('chunks', {})

                # Allow branch configs to override task level chunking...
                if 'chunks' in test:
                    chunk_config['total'] = test['chunks']

                chunked = 'total' in chunk_config
                if chunked:
                    test_parameters['total_chunks'] = chunk_config['total']

                if 'suite' in test_definition['extra']:
                    suite_config = test_definition['extra']['suite']
                    test_parameters['suite'] = suite_config['name']
                    test_parameters['flavor'] = suite_config.get('flavor', '')

                for chunk in range(1, chunk_config.get('total', 1) + 1):
                    if 'only_chunks' in test and chunked and \
                            chunk not in test['only_chunks']:
                        continue

                    if chunked:
                        test_parameters['chunk'] = chunk
                    test_task = configure_dependent_task(
                        test['task'], test_parameters, mklabel(), templates,
                        build_treeherder_config)
                    normalize_image_details(graph, test_task, seen_images,
                                            build_parameters,
                                            os.environ.get('TASK_ID', None))
                    set_interactive_task(test_task, interactive)

                    if params['revision_hash']:
                        treeherder_transform.add_treeherder_revision_info(
                            test_task['task'], params['head_rev'],
                            params['revision_hash'])
                        routes_transform.decorate_task_treeherder_routes(
                            test_task['task'], treeherder_route)

                    if project == "try":
                        set_expiration(test_task,
                                       json_time_from_now(TRY_EXPIRATION))

                    test_task['attributes'] = attributes.copy()
                    test_task['attributes']['legacy_kind'] = 'unittest'
                    test_task['attributes']['test_platform'] = attributes[
                        'build_platform']
                    test_task['attributes']['unittest_try_name'] = test[
                        'unittest_try_name']
                    for param, attr in [('suite', 'unittest_suite'),
                                        ('flavor', 'unittest_flavor'),
                                        ('chunk', 'test_chunk')]:
                        if param in test_parameters:
                            test_task['attributes'][attr] = str(
                                test_parameters[param])

                    # This will schedule test jobs N times
                    for i in range(0, trigger_tests):
                        graph['tasks'].append(test_task)
                        # If we're scheduling more tasks each have to be unique
                        test_task = copy.deepcopy(test_task)
                        test_task['taskId'] = mklabel()

                    define_task = DEFINE_TASK.format(
                        test_task['task']['workerType'])

                    graph['scopes'].add(define_task)
                    graph['scopes'] |= set(test_task['task'].get('scopes', []))

        graph['scopes'] = sorted(graph['scopes'])

        # save the graph for later, when taskgraph asks for additional information
        # such as dependencies
        self.graph = graph
        self.tasks_by_label = {t['taskId']: t for t in self.graph['tasks']}

        # Convert to a dictionary of tasks.  The process above has invented a
        # taskId for each task, and we use those as the *labels* for the tasks;
        # taskgraph will later assign them new taskIds.
        return [
            Task(self, t['taskId'], task=t['task'], attributes=t['attributes'])
            for t in self.graph['tasks']
        ]
Exemplo n.º 7
0
    def create_graph(self, **params):
        from functools import partial

        from mozpack.path import match as mozpackmatch

        from slugid import nice as slugid

        from taskcluster_graph.mach_util import (merge_dicts, gaia_info,
                                                 configure_dependent_task,
                                                 set_interactive_task,
                                                 remove_caches_from_task,
                                                 query_vcs_info)
        import taskcluster_graph.transform.routes as routes_transform
        import taskcluster_graph.transform.treeherder as treeherder_transform
        from taskcluster_graph.commit_parser import parse_commit
        from taskcluster_graph.image_builder import (docker_image,
                                                     normalize_image_details,
                                                     task_id_for_image)
        from taskcluster_graph.from_now import (
            json_time_from_now,
            current_json_time,
        )
        from taskcluster_graph.templates import Templates
        import taskcluster_graph.build_task

        if params['dry_run']:
            from taskcluster_graph.dry_run import (
                json_time_from_now,
                current_json_time,
                slugid,
            )

        project = params['project']
        message = params.get('message',
                             '') if project == 'try' else DEFAULT_TRY

        templates = Templates(ROOT)

        job_path = os.path.join(ROOT, 'tasks', 'branches', project,
                                'job_flags.yml')
        job_path = job_path if os.path.exists(job_path) else DEFAULT_JOB_PATH

        jobs = templates.load(job_path, {})

        job_graph, trigger_tests = parse_commit(message, jobs)

        cmdline_interactive = params.get('interactive', False)

        # Default to current time if querying the head rev fails
        pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime())
        vcs_info = query_vcs_info(params['head_repository'],
                                  params['head_rev'])
        changed_files = set()
        if vcs_info:
            pushdate = time.strftime('%Y%m%d%H%M%S',
                                     time.gmtime(vcs_info.pushdate))

            sys.stderr.write('%d commits influencing task scheduling:\n' %
                             len(vcs_info.changesets))
            for c in vcs_info.changesets:
                sys.stderr.write(
                    '%s %s\n' %
                    (c['node'][0:12], c['desc'].splitlines()[0].encode(
                        'ascii', 'ignore')))

                changed_files |= set(c['files'])

        # Template parameters used when expanding the graph
        seen_images = {}
        parameters = dict(gaia_info().items() + {
            'index': 'index',
            'project': project,
            'pushlog_id': params.get('pushlog_id', 0),
            'docker_image': docker_image,
            'task_id_for_image': partial(task_id_for_image, seen_images, project),
            'base_repository': params['base_repository'] or \
                params['head_repository'],
            'head_repository': params['head_repository'],
            'head_ref': params['head_ref'] or params['head_rev'],
            'head_rev': params['head_rev'],
            'pushdate': pushdate,
            'pushtime': pushdate[8:],
            'year': pushdate[0:4],
            'month': pushdate[4:6],
            'day': pushdate[6:8],
            'owner': params['owner'],
            'level': params['level'],
            'from_now': json_time_from_now,
            'now': current_json_time(),
            'revision_hash': params['revision_hash']
        }.items())

        treeherder_route = '{}.{}'.format(params['project'],
                                          params.get('revision_hash', ''))

        routes_file = os.path.join(ROOT, 'routes.json')
        with open(routes_file) as f:
            contents = json.load(f)
            json_routes = contents['routes']
            # TODO: Nightly and/or l10n routes

        # Task graph we are generating for taskcluster...
        graph = {
            'tasks': [],
            'scopes': set(),
        }

        if params['revision_hash']:
            for env in routes_transform.TREEHERDER_ROUTES:
                route = 'queue:route:{}.{}'.format(
                    routes_transform.TREEHERDER_ROUTES[env], treeherder_route)
                graph['scopes'].add(route)

        graph['metadata'] = {
            'source':
            '{repo}file/{rev}/testing/taskcluster/mach_commands.py'.format(
                repo=params['head_repository'], rev=params['head_rev']),
            'owner':
            params['owner'],
            # TODO: Add full mach commands to this example?
            'description':
            'Task graph generated via ./mach taskcluster-graph',
            'name':
            'task graph local'
        }

        # Filter the job graph according to conditions met by this invocation run.
        def should_run(task):
            # Old style build or test task that doesn't define conditions. Always runs.
            if 'when' not in task:
                return True

            # Command line override to not filter.
            if params['ignore_conditions']:
                return True

            when = task['when']

            # If the task defines file patterns and we have a set of changed
            # files to compare against, only run if a file pattern matches one
            # of the changed files.
            file_patterns = when.get('file_patterns', None)
            if file_patterns and changed_files:
                # Always consider changes to the task definition itself
                file_patterns.append(
                    'testing/taskcluster/{task}'.format(task=task['task']))
                for pattern in file_patterns:
                    for path in changed_files:
                        if mozpackmatch(path, pattern):
                            sys.stderr.write(
                                'scheduling %s because pattern %s '
                                'matches %s\n' % (task['task'], pattern, path))
                            return True

                # No file patterns matched. Discard task.
                sys.stderr.write(
                    'discarding %s because no relevant files changed\n' %
                    task['task'])
                return False

            return True

        job_graph = filter(should_run, job_graph)

        all_routes = {}

        for build in job_graph:
            interactive = cmdline_interactive or build["interactive"]
            build_parameters = merge_dicts(parameters,
                                           build['additional-parameters'])
            build_parameters['build_slugid'] = slugid()
            build_parameters[
                'source'] = '{repo}file/{rev}/testing/taskcluster/{file}'.format(
                    repo=params['head_repository'],
                    rev=params['head_rev'],
                    file=build['task'])
            build_task = templates.load(build['task'], build_parameters)

            # Copy build_* attributes to expose them to post-build tasks
            # as well as json routes and tests
            task_extra = build_task['task']['extra']
            build_parameters['build_name'] = task_extra['build_name']
            build_parameters['build_type'] = task_extra['build_type']
            build_parameters['build_product'] = task_extra['build_product']

            normalize_image_details(graph, build_task, seen_images,
                                    build_parameters,
                                    os.environ.get('TASK_ID', None))
            set_interactive_task(build_task, interactive)

            # try builds don't use cache
            if project == "try":
                remove_caches_from_task(build_task)
                set_expiration(build_task, json_time_from_now(TRY_EXPIRATION))

            if params['revision_hash']:
                treeherder_transform.add_treeherder_revision_info(
                    build_task['task'], params['head_rev'],
                    params['revision_hash'])
                routes_transform.decorate_task_treeherder_routes(
                    build_task['task'], treeherder_route)
                routes_transform.decorate_task_json_routes(
                    build_task['task'], json_routes, build_parameters)

            # Ensure each build graph is valid after construction.
            taskcluster_graph.build_task.validate(build_task)
            graph['tasks'].append(build_task)

            for location in build_task['task']['extra'].get('locations', {}):
                build_parameters['{}_url'.format(
                    location)] = ARTIFACT_URL.format(
                        build_parameters['build_slugid'],
                        build_task['task']['extra']['locations'][location])

            for url in build_task['task']['extra'].get('url', {}):
                build_parameters['{}_url'.format(url)] = \
                    build_task['task']['extra']['url'][url]

            define_task = DEFINE_TASK.format(build_task['task']['workerType'])

            for route in build_task['task'].get('routes', []):
                if route.startswith('index.gecko.v2') and route in all_routes:
                    raise Exception(
                        "Error: route '%s' is in use by multiple tasks: '%s' and '%s'"
                        % (
                            route,
                            build_task['task']['metadata']['name'],
                            all_routes[route],
                        ))
                all_routes[route] = build_task['task']['metadata']['name']

            graph['scopes'].add(define_task)
            graph['scopes'] |= set(build_task['task'].get('scopes', []))
            route_scopes = map(lambda route: 'queue:route:' + route,
                               build_task['task'].get('routes', []))
            graph['scopes'] |= set(route_scopes)

            # Treeherder symbol configuration for the graph required for each
            # build so tests know which platform they belong to.
            build_treeherder_config = build_task['task']['extra']['treeherder']

            if 'machine' not in build_treeherder_config:
                message = '({}), extra.treeherder.machine required for all builds'
                raise ValueError(message.format(build['task']))

            if 'build' not in build_treeherder_config:
                build_treeherder_config['build'] = \
                    build_treeherder_config['machine']

            if 'collection' not in build_treeherder_config:
                build_treeherder_config['collection'] = {'opt': True}

            if len(build_treeherder_config['collection'].keys()) != 1:
                message = '({}), extra.treeherder.collection must contain one type'
                raise ValueError(message.fomrat(build['task']))

            for post_build in build['post-build']:
                # copy over the old parameters to update the template
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                post_parameters = merge_dicts(
                    build_parameters,
                    post_build.get('additional-parameters', {}))
                post_task = configure_dependent_task(post_build['task'],
                                                     post_parameters, slugid(),
                                                     templates,
                                                     build_treeherder_config)
                normalize_image_details(graph, post_task, seen_images,
                                        build_parameters,
                                        os.environ.get('TASK_ID', None))
                set_interactive_task(post_task, interactive)
                treeherder_transform.add_treeherder_revision_info(
                    post_task['task'], params['head_rev'],
                    params['revision_hash'])
                if project == "try":
                    set_expiration(post_task,
                                   json_time_from_now(TRY_EXPIRATION))
                graph['tasks'].append(post_task)

            for test in build['dependents']:
                test = test['allowed_build_tasks'][build['task']]
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                test_parameters = merge_dicts(
                    build_parameters, test.get('additional-parameters', {}))
                test_parameters = copy.copy(build_parameters)

                test_definition = templates.load(test['task'], {})['task']
                chunk_config = test_definition['extra'].get('chunks', {})

                # Allow branch configs to override task level chunking...
                if 'chunks' in test:
                    chunk_config['total'] = test['chunks']

                chunked = 'total' in chunk_config
                if chunked:
                    test_parameters['total_chunks'] = chunk_config['total']

                if 'suite' in test_definition['extra']:
                    suite_config = test_definition['extra']['suite']
                    test_parameters['suite'] = suite_config['name']
                    test_parameters['flavor'] = suite_config.get('flavor', '')

                for chunk in range(1, chunk_config.get('total', 1) + 1):
                    if 'only_chunks' in test and chunked and \
                        chunk not in test['only_chunks']:
                        continue

                    if chunked:
                        test_parameters['chunk'] = chunk
                    test_task = configure_dependent_task(
                        test['task'], test_parameters, slugid(), templates,
                        build_treeherder_config)
                    normalize_image_details(graph, test_task, seen_images,
                                            build_parameters,
                                            os.environ.get('TASK_ID', None))
                    set_interactive_task(test_task, interactive)

                    if params['revision_hash']:
                        treeherder_transform.add_treeherder_revision_info(
                            test_task['task'], params['head_rev'],
                            params['revision_hash'])
                        routes_transform.decorate_task_treeherder_routes(
                            test_task['task'], treeherder_route)

                    if project == "try":
                        set_expiration(test_task,
                                       json_time_from_now(TRY_EXPIRATION))

                    # This will schedule test jobs N times
                    for i in range(0, trigger_tests):
                        graph['tasks'].append(test_task)
                        # If we're scheduling more tasks each have to be unique
                        test_task = copy.deepcopy(test_task)
                        test_task['taskId'] = slugid()

                    define_task = DEFINE_TASK.format(
                        test_task['task']['workerType'])

                    graph['scopes'].add(define_task)
                    graph['scopes'] |= set(test_task['task'].get('scopes', []))

        graph['scopes'] = sorted(graph['scopes'])

        if params['print_names_only']:
            tIDs = defaultdict(list)

            def print_task(task, indent=0):
                print('{}- {}'.format(' ' * indent,
                                      task['task']['metadata']['name']))

                for child in tIDs[task['taskId']]:
                    print_task(child, indent=indent + 2)

            # build a dependency map
            for task in graph['tasks']:
                if 'requires' in task:
                    for tID in task['requires']:
                        tIDs[tID].append(task)

            # recursively print root tasks
            for task in graph['tasks']:
                if 'requires' not in task:
                    print_task(task)
            return

        # When we are extending the graph remove extra fields...
        if params['ci'] is True:
            graph.pop('scopes', None)
            graph.pop('metadata', None)

        print(json.dumps(graph, indent=4, sort_keys=True))
Exemplo n.º 8
0
 def test_json_from_now(self):
     now = datetime(2014, 1, 1)
     self.assertEqual(json_time_from_now("1 years", now), "2015-01-01T00:00:00Z")
     self.assertEqual(json_time_from_now("6 days", now), "2014-01-07T00:00:00Z")
Exemplo n.º 9
0
    def create_graph(self, **params):
        from functools import partial

        from mozpack.path import match as mozpackmatch

        from slugid import nice as slugid

        from taskcluster_graph.mach_util import (
            merge_dicts,
            gaia_info,
            configure_dependent_task,
            set_interactive_task,
            remove_caches_from_task,
            query_vcs_info
        )
        import taskcluster_graph.transform.routes as routes_transform
        import taskcluster_graph.transform.treeherder as treeherder_transform
        from taskcluster_graph.commit_parser import parse_commit
        from taskcluster_graph.image_builder import (
            docker_image,
            normalize_image_details,
            task_id_for_image
        )
        from taskcluster_graph.from_now import (
            json_time_from_now,
            current_json_time,
        )
        from taskcluster_graph.templates import Templates
        import taskcluster_graph.build_task

        if params['dry_run']:
            from taskcluster_graph.dry_run import (
                json_time_from_now,
                current_json_time,
                slugid,
            )

        project = params['project']
        message = params.get('message', '') if project == 'try' else DEFAULT_TRY

        templates = Templates(ROOT)

        job_path = os.path.join(ROOT, 'tasks', 'branches', project, 'job_flags.yml')
        job_path = job_path if os.path.exists(job_path) else DEFAULT_JOB_PATH

        jobs = templates.load(job_path, {})

        job_graph, trigger_tests = parse_commit(message, jobs)

        cmdline_interactive = params.get('interactive', False)

        # Default to current time if querying the head rev fails
        pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime())
        vcs_info = query_vcs_info(params['head_repository'], params['head_rev'])
        changed_files = set()
        if vcs_info:
            pushdate = time.strftime('%Y%m%d%H%M%S', time.gmtime(vcs_info.pushdate))

            sys.stderr.write('%d commits influencing task scheduling:\n' %
                             len(vcs_info.changesets))
            for c in vcs_info.changesets:
                sys.stderr.write('%s %s\n' % (
                    c['node'][0:12], c['desc'].splitlines()[0].encode('ascii', 'ignore')))

                changed_files |= set(c['files'])

        # Template parameters used when expanding the graph
        seen_images = {}
        parameters = dict(gaia_info().items() + {
            'index': 'index',
            'project': project,
            'pushlog_id': params.get('pushlog_id', 0),
            'docker_image': docker_image,
            'task_id_for_image': partial(task_id_for_image, seen_images, project),
            'base_repository': params['base_repository'] or \
                params['head_repository'],
            'head_repository': params['head_repository'],
            'head_ref': params['head_ref'] or params['head_rev'],
            'head_rev': params['head_rev'],
            'pushdate': pushdate,
            'pushtime': pushdate[8:],
            'year': pushdate[0:4],
            'month': pushdate[4:6],
            'day': pushdate[6:8],
            'owner': params['owner'],
            'level': params['level'],
            'from_now': json_time_from_now,
            'now': current_json_time(),
            'revision_hash': params['revision_hash']
        }.items())

        treeherder_route = '{}.{}'.format(
            params['project'],
            params.get('revision_hash', '')
        )

        routes_file = os.path.join(ROOT, 'routes.json')
        with open(routes_file) as f:
            contents = json.load(f)
            json_routes = contents['routes']
            # TODO: Nightly and/or l10n routes

        # Task graph we are generating for taskcluster...
        graph = {
            'tasks': [],
            'scopes': set(),
        }

        if params['revision_hash']:
            for env in routes_transform.TREEHERDER_ROUTES:
                route = 'queue:route:{}.{}'.format(
                            routes_transform.TREEHERDER_ROUTES[env],
                            treeherder_route)
                graph['scopes'].add(route)

        graph['metadata'] = {
            'source': '{repo}file/{rev}/testing/taskcluster/mach_commands.py'.format(repo=params['head_repository'], rev=params['head_rev']),
            'owner': params['owner'],
            # TODO: Add full mach commands to this example?
            'description': 'Task graph generated via ./mach taskcluster-graph',
            'name': 'task graph local'
        }

        # Filter the job graph according to conditions met by this invocation run.
        def should_run(task):
            # Old style build or test task that doesn't define conditions. Always runs.
            if 'when' not in task:
                return True

            # Command line override to not filter.
            if params['ignore_conditions']:
                return True

            when = task['when']

            # If the task defines file patterns and we have a set of changed
            # files to compare against, only run if a file pattern matches one
            # of the changed files.
            file_patterns = when.get('file_patterns', None)
            if file_patterns and changed_files:
                # Always consider changes to the task definition itself
                file_patterns.append('testing/taskcluster/{task}'.format(task=task['task']))
                for pattern in file_patterns:
                    for path in changed_files:
                        if mozpackmatch(path, pattern):
                            sys.stderr.write('scheduling %s because pattern %s '
                                             'matches %s\n' % (task['task'],
                                                               pattern,
                                                               path))
                            return True

                # No file patterns matched. Discard task.
                sys.stderr.write('discarding %s because no relevant files changed\n' %
                                 task['task'])
                return False

            return True

        job_graph = filter(should_run, job_graph)

        all_routes = {}

        for build in job_graph:
            interactive = cmdline_interactive or build["interactive"]
            build_parameters = merge_dicts(parameters, build['additional-parameters']);
            build_parameters['build_slugid'] = slugid()
            build_parameters['source'] = '{repo}file/{rev}/testing/taskcluster/{file}'.format(repo=params['head_repository'], rev=params['head_rev'], file=build['task'])
            build_task = templates.load(build['task'], build_parameters)

            # Copy build_* attributes to expose them to post-build tasks
            # as well as json routes and tests
            task_extra = build_task['task']['extra']
            build_parameters['build_name'] = task_extra['build_name']
            build_parameters['build_type'] = task_extra['build_type']
            build_parameters['build_product'] = task_extra['build_product']

            normalize_image_details(graph,
                                    build_task,
                                    seen_images,
                                    build_parameters,
                                    os.environ.get('TASK_ID', None))
            set_interactive_task(build_task, interactive)

            # try builds don't use cache
            if project == "try":
                remove_caches_from_task(build_task)
                set_expiration(build_task, json_time_from_now(TRY_EXPIRATION))

            if params['revision_hash']:
                treeherder_transform.add_treeherder_revision_info(build_task['task'],
                                                                  params['head_rev'],
                                                                  params['revision_hash'])
                routes_transform.decorate_task_treeherder_routes(build_task['task'],
                                                                 treeherder_route)
                routes_transform.decorate_task_json_routes(build_task['task'],
                                                           json_routes,
                                                           build_parameters)

            # Ensure each build graph is valid after construction.
            taskcluster_graph.build_task.validate(build_task)
            graph['tasks'].append(build_task)

            for location in build_task['task']['extra'].get('locations', {}):
                build_parameters['{}_url'.format(location)] = ARTIFACT_URL.format(
                    build_parameters['build_slugid'],
                    build_task['task']['extra']['locations'][location]
                )

            for url in build_task['task']['extra'].get('url', {}):
                build_parameters['{}_url'.format(url)] = \
                    build_task['task']['extra']['url'][url]

            define_task = DEFINE_TASK.format(build_task['task']['workerType'])

            for route in build_task['task'].get('routes', []):
                if route.startswith('index.gecko.v2') and route in all_routes:
                    raise Exception("Error: route '%s' is in use by multiple tasks: '%s' and '%s'" % (
                        route,
                        build_task['task']['metadata']['name'],
                        all_routes[route],
                    ))
                all_routes[route] = build_task['task']['metadata']['name']

            graph['scopes'].add(define_task)
            graph['scopes'] |= set(build_task['task'].get('scopes', []))
            route_scopes = map(lambda route: 'queue:route:' + route, build_task['task'].get('routes', []))
            graph['scopes'] |= set(route_scopes)

            # Treeherder symbol configuration for the graph required for each
            # build so tests know which platform they belong to.
            build_treeherder_config = build_task['task']['extra']['treeherder']

            if 'machine' not in build_treeherder_config:
                message = '({}), extra.treeherder.machine required for all builds'
                raise ValueError(message.format(build['task']))

            if 'build' not in build_treeherder_config:
                build_treeherder_config['build'] = \
                    build_treeherder_config['machine']

            if 'collection' not in build_treeherder_config:
                build_treeherder_config['collection'] = { 'opt': True }

            if len(build_treeherder_config['collection'].keys()) != 1:
                message = '({}), extra.treeherder.collection must contain one type'
                raise ValueError(message.fomrat(build['task']))

            for post_build in build['post-build']:
                # copy over the old parameters to update the template
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                post_parameters = merge_dicts(build_parameters,
                                              post_build.get('additional-parameters', {}))
                post_task = configure_dependent_task(post_build['task'],
                                                     post_parameters,
                                                     slugid(),
                                                     templates,
                                                     build_treeherder_config)
                normalize_image_details(graph,
                                        post_task,
                                        seen_images,
                                        build_parameters,
                                        os.environ.get('TASK_ID', None))
                set_interactive_task(post_task, interactive)
                treeherder_transform.add_treeherder_revision_info(post_task['task'],
                                                                  params['head_rev'],
                                                                  params['revision_hash'])
                if project == "try":
                    set_expiration(post_task, json_time_from_now(TRY_EXPIRATION))
                graph['tasks'].append(post_task)

            for test in build['dependents']:
                test = test['allowed_build_tasks'][build['task']]
                # TODO additional-parameters is currently not an option, only
                # enabled for build tasks
                test_parameters = merge_dicts(build_parameters,
                                              test.get('additional-parameters', {}))
                test_parameters = copy.copy(build_parameters)

                test_definition = templates.load(test['task'], {})['task']
                chunk_config = test_definition['extra'].get('chunks', {})

                # Allow branch configs to override task level chunking...
                if 'chunks' in test:
                    chunk_config['total'] = test['chunks']

                chunked = 'total' in chunk_config
                if chunked:
                    test_parameters['total_chunks'] = chunk_config['total']

                if 'suite' in test_definition['extra']:
                    suite_config = test_definition['extra']['suite']
                    test_parameters['suite'] = suite_config['name']
                    test_parameters['flavor'] = suite_config.get('flavor', '')

                for chunk in range(1, chunk_config.get('total', 1) + 1):
                    if 'only_chunks' in test and chunked and \
                        chunk not in test['only_chunks']:
                        continue

                    if chunked:
                        test_parameters['chunk'] = chunk
                    test_task = configure_dependent_task(test['task'],
                                                         test_parameters,
                                                         slugid(),
                                                         templates,
                                                         build_treeherder_config)
                    normalize_image_details(graph,
                                            test_task,
                                            seen_images,
                                            build_parameters,
                                            os.environ.get('TASK_ID', None))
                    set_interactive_task(test_task, interactive)

                    if params['revision_hash']:
                        treeherder_transform.add_treeherder_revision_info(test_task['task'],
                                                                          params['head_rev'],
                                                                          params['revision_hash'])
                        routes_transform.decorate_task_treeherder_routes(
                            test_task['task'],
                            treeherder_route
                        )

                    if project == "try":
                        set_expiration(test_task, json_time_from_now(TRY_EXPIRATION))

                    # This will schedule test jobs N times
                    for i in range(0, trigger_tests):
                        graph['tasks'].append(test_task)
                        # If we're scheduling more tasks each have to be unique
                        test_task = copy.deepcopy(test_task)
                        test_task['taskId'] = slugid()

                    define_task = DEFINE_TASK.format(
                        test_task['task']['workerType']
                    )

                    graph['scopes'].add(define_task)
                    graph['scopes'] |= set(test_task['task'].get('scopes', []))

        graph['scopes'] = sorted(graph['scopes'])

        if params['print_names_only']:
            tIDs = defaultdict(list)

            def print_task(task, indent=0):
                print('{}- {}'.format(' ' * indent, task['task']['metadata']['name']))

                for child in tIDs[task['taskId']]:
                    print_task(child, indent=indent+2)

            # build a dependency map
            for task in graph['tasks']:
                if 'requires' in task:
                    for tID in task['requires']:
                        tIDs[tID].append(task)

            # recursively print root tasks
            for task in graph['tasks']:
                if 'requires' not in task:
                    print_task(task)
            return

        # When we are extending the graph remove extra fields...
        if params['ci'] is True:
            graph.pop('scopes', None)
            graph.pop('metadata', None)

        print(json.dumps(graph, indent=4, sort_keys=True))