def collect(self, oid, name, schema_dir=None):
metrics = {}
for schema_name in self.locator.exists():
schema = Schema.load_schema(schema_name, schema_dir=schema_dir)
if schema is None:
continue
logger.info('collecting data: %s', schema_name)
collector = Collector(self.locator.endpoint(schema_name), schema)
metrics.update(collector.collect(oid, name))
return metrics
def test_get_available_schemas_default():
assert set(Schema.get_available_schemas()) == set([
'hdfs.datanode',
'hdfs.journalnode',
'hdfs.namenode',
'hdfs.secondarynamenode',
'hdfs.zkfc.jmx',
'hive.metastore.jmx',
'hive.server2.jmx',
'impala.catalog',
'impala.server',
'impala.statestore',
'oozie',
'oozie.jmx',
'yarn.history-server.jmx',
'yarn.node-manager.jmx',
'yarn.resource-manager',
'yarn.resource-manager.jmx',
'zookeeper.jmx',
])
def generate(self, oid, name):
objects = collections.OrderedDict()
for schemaname in Schema.get_available_schemas():
schema = Schema.load_schema(schemaname)
objects.update(schema.scan(oid, name))
return objects
def test_load_schema(schema_dir):
assert isinstance(Schema.load_schema('test', schema_dir), Schema)
def test_load_schema_not_found(schema_dir):
assert Schema.load_schema('unknown', schema_dir) is None
def test_get_available_schemas(schema_dir):
assert set(Schema.get_available_schemas(schema_dir)) == set(['test'])
def schema(schema_dir):
return Schema.load_schema('test', schema_dir)
