def infer_schema(namespace, stream):
now = epoch_time_to_kronos_time(time.time())
backend, configuration = router.backend_to_retrieve(namespace, stream)
events = backend.retrieve(namespace, stream, 0, now, None, configuration, order=ResultOrder.DESCENDING, limit=100)
schema_type = NullType()
for event in events:
schema_type = schema_type.combine(get_schema_type(marshal.loads(event)))
schema = schema_type.to_dict()
schema["$schema"] = "http://json-schema.org/draft-04/schema"
return schema
def infer_schema(namespace, stream):
now = epoch_time_to_kronos_time(time.time())
backend, configuration = router.backend_to_retrieve(namespace, stream)
events = backend.retrieve(namespace,
stream,
0,
now,
None,
configuration,
order=ResultOrder.DESCENDING,
limit=100)
schema_type = NullType()
for event in events:
schema_type = schema_type.combine(get_schema_type(
marshal.loads(event)))
schema = schema_type.to_dict()
schema['$schema'] = 'http://json-schema.org/draft-04/schema'
return schema
stream = request_json['stream']
validate_stream(stream)
except Exception, e:
log.exception('get_events: stream validation failed for `%s`',
request_json.get('stream'))
start_response('400 Bad Request', headers)
yield marshal.dumps({ERRORS_FIELD: [repr(e)],
SUCCESS_FIELD: False})
return
namespace = request_json.get('namespace', settings.default_namespace)
limit = int(request_json.get('limit', MAX_LIMIT))
if limit <= 0:
events = []
else:
backend, configuration = router.backend_to_retrieve(namespace, stream)
events = backend.retrieve(
namespace,
stream,
long(request_json.get('start_time', 0)),
long(request_json['end_time']),
request_json.get('start_id'),
configuration,
order=request_json.get('order', ResultOrder.ASCENDING),
limit=limit)
start_response('200 OK', headers)
string_buffer = StringIO()
for event in events:
# TODO(usmanm): Once all backends start respecting limit, remove this check.
try:
stream = request_json['stream']
validate_stream(stream)
except Exception, e:
log.exception('get_events: stream validation failed for `%s`',
request_json.get('stream'))
start_response('400 Bad Request', headers)
yield marshal.dumps({ERRORS_FIELD: [repr(e)], SUCCESS_FIELD: False})
return
namespace = request_json.get('namespace', settings.default_namespace)
limit = int(request_json.get('limit', MAX_LIMIT))
if limit <= 0:
events = []
else:
backend, configuration = router.backend_to_retrieve(namespace, stream)
events = backend.retrieve(namespace,
stream,
long(request_json.get('start_time', 0)),
long(request_json['end_time']),
request_json.get('start_id'),
configuration,
order=request_json.get(
'order', ResultOrder.ASCENDING),
limit=limit)
start_response('200 OK', headers)
string_buffer = StringIO()
for event in events:
# TODO(usmanm): Once all backends start respecting limit, remove this check.
