class ProgressLog(flask_restful.Resource):
"""Base class for a progress log resource.
Attributes:
client: datastore Client object used to communicate with Datastore.
run_database: SystemRunDatabase object for querying and storing
system runs using the client.
log_database: ProgressLogDatabase object for querying and storing
progress logs using the client.
attempt_database: ImportAttemptDatabase object for querying and storing
import attempts using the client.
"""
parser = reqparse.RequestParser()
required_fields = [(_LOG.level, ), (_LOG.message, )]
optional_fields = [(_LOG.time_logged, ), (_LOG.run_id, ),
(_LOG.attempt_id, )]
utils.add_fields(parser, required_fields, required=True)
utils.add_fields(parser, optional_fields, required=False)
def __init__(self, client=None, message_manager=None):
"""Constructs a ProgressLog.
Args:
client: datastore Client object used to communicate with Datastore.
message_manager: LogMessageManager object used to store and retreive
log messages.
"""
if not client:
client = utils.create_datastore_client()
self.client = client
self.run_database = system_run_database.SystemRunDatabase(self.client)
self.log_database = progress_log_database.ProgressLogDatabase(
self.client, message_manager)
self.attempt_database = import_attempt_database.ImportAttemptDatabase(
self.client)
class ImportAttempt(base_resource.BaseResource):
"""Base class for an import attempt resource.
Attributes:
client: datastore Client object used to communicate with Datastore
database: ImportAttemptDatabase object for querying and storing
import attempts using the client
"""
parser = reqparse.RequestParser()
# The parser looks for these fields in the request body.
# The Content-Type of the request must be application/json.
optional_fields = ((_MODEL.attempt_id, str), (_MODEL.run_id,
str), (_MODEL.import_name,),
(_MODEL.absolute_import_name,), (_MODEL.provenance_url,),
(_MODEL.provenance_description,), (_MODEL.status,),
(_MODEL.time_created,), (_MODEL.time_completed,),
(_MODEL.logs, str, 'append'), (_MODEL.import_inputs,
dict, 'append'))
utils.add_fields(parser, optional_fields, required=False)
def __init__(self, client=None):
"""Constructs an ImportAttempt."""
if not client:
client = utils.create_datastore_client()
self.client = client
self.database = import_attempt_database.ImportAttemptDatabase(
self.client)
def test_combined(self):
"""Tests that add_fields correctly adds both required and
optional fields to a parser."""
parser = reqparse.RequestParser()
required_fields = [('pr_number', int)]
optional_fields = [('logs', dict, 'append')]
utils.add_fields(parser, required_fields, required=True)
utils.add_fields(parser, optional_fields, required=False)
log_1 = {'level': 'info', 'message': 'ahhhhh'}
log_2 = {'level': 'error', 'message': 'noooo'}
with_pr_and_logs = {'pr_number': 1, 'logs': [log_1, log_2]}
with main.FLASK_APP.test_request_context(json=with_pr_and_logs):
args = parser.parse_args()
self.assertEqual(with_pr_and_logs, args)
def test_required_fields(self):
"""Tests that add_fields correctly adds required fields
to the parser."""
parser = reqparse.RequestParser()
required_fields = [('pr_number', int)]
utils.add_fields(parser, required_fields, required=True)
with_pr = {'pr_number': 1, 'import_name': 'name'}
with main.FLASK_APP.test_request_context(json=with_pr):
args = parser.parse_args()
self.assertEqual({'pr_number': 1}, args)
without_pr = {'import_name': 'name'}
with main.FLASK_APP.test_request_context(json=without_pr):
with self.assertRaises(Exception) as context:
parser.parse_args()
self.assertEqual(400, context.exception.code)
def test_optional_fields(self):
"""Tests that add_fields correctly adds optional fields
to the parser."""
parser = reqparse.RequestParser()
optional_fields = [('attempt_id', str), ('import_name', str, 'store')]
utils.add_fields(parser, optional_fields, required=False)
with main.FLASK_APP.test_request_context(json={'pr_number': 1}):
args = parser.parse_args()
self.assertEqual({}, args)
only_attempt_id = {'attempt_id': "0"}
with main.FLASK_APP.test_request_context(json=only_attempt_id):
args = parser.parse_args()
self.assertEqual(only_attempt_id, args)
both = {'attempt_id': '0', 'import_name': 'name'}
with main.FLASK_APP.test_request_context(json=both):
args = parser.parse_args()
self.assertEqual(both, args)
class SystemRun(flask_restful.Resource):
"""Base class for a system run resource.
Attributes:
client: datastore Client object used to communicate with Datastore
database: SystemRunDatabase object for querying and storing
system runs using the client
"""
parser = reqparse.RequestParser()
optional_fields = ((_MODEL.run_id, str), (_MODEL.repo_name,),
(_MODEL.branch_name,), (_MODEL.pr_number, int),
(_MODEL.commit_sha,), (_MODEL.time_created,),
(_MODEL.time_completed,), (_MODEL.import_attempts, str,
'append'),
(_MODEL.logs, str, 'append'), (_MODEL.status,))
utils.add_fields(parser, optional_fields, required=False)
def __init__(self, client=None):
"""Constructs a SystemRun."""
if not client:
client = utils.create_datastore_client()
self.client = client
self.database = system_run_database.SystemRunDatabase(self.client)
def test_dict(self):
"""Tests parsing dicts."""
parser = reqparse.RequestParser()
utils.add_fields(parser, [('field', dict, 'append')], required=True)
body = {'field': [{'abc': '1'}, {'def': '2', 'ghi': '3'}, {}]}
with main.FLASK_APP.test_request_context(json=body):
self.assertEqual(body, parser.parse_args())
# Empty list throws exception if field required
parser = reqparse.RequestParser()
utils.add_fields(parser, [('field', dict, 'append')], required=True)
body = {'field': []}
with self.assertRaises(exceptions.BadRequest):
with main.FLASK_APP.test_request_context(json=body):
parser.parse_args()
# Empty list accepted if field not required
parser = reqparse.RequestParser()
utils.add_fields(parser, [('field', dict, 'append')], required=False)
body = {'field': []}
with main.FLASK_APP.test_request_context(json=body):
self.assertEqual({}, parser.parse_args())
class SystemRunList(system_run.SystemRun):
"""API for querying a list of system runs based on some criteria and
for creating new system runs.
See SystemRun.
"""
_parser = system_run.SystemRun.parser.copy()
utils.add_fields(_parser, (('limit', int), ('order', str, 'append')),
required=False)
def get(self):
"""Retrieves a list of system runs that pass the filter defined by
the key-value mappings in the request body.
The filter can only contain fields defined by SystemRun.
This endpoint accepts two url arguments: limit and order.
limit is an integer that specifies the maximum number of system runs
returned and order is a list of field names to order the returned
system runs by. Prepend "-" to a field name to sort it in
descending order. The list can be specified by repeated keys. E.g.,
?order=status&order=-time_created.
Returns:
A list of system runs each as a datastore Entity object
if successful. Otherwise, (error message, error code), where
the error message is a string and the error code is an int.
"""
args = None
try:
args = SystemRunList._parser.parse_args(strict=True)
except exceptions.BadRequest as exc:
return exc.description, exc.code
order = args.pop('order', ())
limit = args.pop('limit', None)
for field in args:
if field not in system_run_model.FIELDS:
return (f'Field {field} is not a valid field for a system run',
http.HTTPStatus.BAD_REQUEST)
return self.database.filter(args, order=order, limit=limit)
def post(self):
"""Creates a new system run with the fields provided in the
request body.
Returns:
The created system run as a datastore Entity object with
run_id set. Otherwise, (error message, error code), where
the error message is a string and the error code is an int.
"""
args = system_run.SystemRunByID.parser.parse_args()
valid, err, code = validation.is_system_run_valid(args)
if not valid:
return err, code
# Only the API can modify these fields
args.pop('run_id', None)
args.pop('import_attempts', None)
args.pop('logs', None)
system_run.set_system_run_default_values(args)
with self.client.transaction():
run = self.database.get(make_new=True)
run.update(args)
return self.database.save(run)
