def get_metric_key_or_create(self, project_id, namespace, metric_name,
dimensions, unit='None'):
# get metric key
key = None
try:
key = self.get_metric_key(project_id, namespace, metric_name,
dimensions)
except Exception as e:
LOG.exception(e)
# or create metric
if not key:
json_dim = utils.pack_dimensions(dimensions)
key = utils.generate_metric_key(project_id, namespace, metric_name,
dimensions)
columns = {'project_id': project_id, 'namespace': namespace,
'name': metric_name, 'dimensions': json_dim,
'unit': unit or 'None',
'updated_timestamp': datetime.utcnow(),
'created_timestamp': datetime.utcnow()}
self.cf_metric.insert(key=key, columns=columns)
LOG.info("New metric is created (%s, %s)" % (key, columns))
return key
def get_metric_key_or_create(self,
project_id,
namespace,
metric_name,
dimensions,
unit='None'):
# get metric key
key = None
try:
key = self.get_metric_key(project_id, namespace, metric_name,
dimensions)
except Exception as e:
LOG.exception(e)
# or create metric
if not key:
json_dim = utils.pack_dimensions(dimensions)
key = utils.generate_metric_key(project_id, namespace, metric_name,
dimensions)
columns = {
'project_id': project_id,
'namespace': namespace,
'name': metric_name,
'dimensions': json_dim,
'unit': unit or 'None',
'updated_timestamp': datetime.utcnow(),
'created_timestamp': datetime.utcnow()
}
self.cf_metric.insert(key=key, columns=columns)
LOG.info("New metric is created (%s, %s)" % (key, columns))
return key
def get_metric_key(self, project_id, namespace, metric_name, dimensions):
dimensions = utils.pack_dimensions(dimensions)
expr_list = [
pycassa.create_index_expression("project_id", project_id),
pycassa.create_index_expression("name", metric_name),
pycassa.create_index_expression("namespace", namespace),
pycassa.create_index_expression("dimensions", dimensions)
]
index_clause = pycassa.create_index_clause(expr_list)
items = self.cf_metric.get_indexed_slices(index_clause)
for k, v in items:
return k
else:
return None
def get_metric_key(self, project_id, namespace, metric_name, dimensions):
dimensions = utils.pack_dimensions(dimensions)
expr_list = [
pycassa.create_index_expression("project_id", project_id),
pycassa.create_index_expression("name", metric_name),
pycassa.create_index_expression("namespace", namespace),
pycassa.create_index_expression("dimensions", dimensions)
]
index_clause = pycassa.create_index_clause(expr_list)
items = self.cf_metric.get_indexed_slices(index_clause)
for k, v in items:
return k
else:
return None