class KairosDBFinder(object):
def __init__(self):
self.mt = MetricType()
self.mt.openConnection()
#self.mt = GLOBAL_METRIC_TYPE
def getLeafNode(self, mname, reader, avoidIntervals=False):
ln = LeafNode(mname, reader) #, avoidIntervals=avoidIntervals)
return ln
def getBranchNode(self, mname):
bn = BranchNode(mname)
return bn
def find_nodes(self, query):
timeStart = time.time()
cacheKey = "find_node_qpList:%s" % query.pattern
tupes = cache.get(cacheKey)
if not tupes:
tupes = self.mt.find_nodes(query.pattern)
cache.set(cacheKey, tupes, 30*60)
nodes = []
try:
for mname, nodeType in tupes:
if nodeType == 'L':
reader = KairosdbReader(KAIROSDB_URL, mname)
nodes.append(self.getLeafNode(mname, reader, avoidIntervals=True))
elif nodeType == 'B':
nodes.append(BranchNode(mname))
else:
assert False, "KairosDBFinder.find_nodes(): ERROR: got wrong node type back from nodeType: %s" % (nodeType)
except Exception as e:
tb = traceback.format_exc()
log.info("finders.KairosDBFinder.find_nodes(%s) EXCEPTION: e: %s, %s, tupes: %s." % (query, e, tb, tupes))
if 0:
log.info("finders.KairosDBFinder.find_nodes(%s) saving data! %d nodes." % (query.pattern, len(nodes)))
if 0:
log.info("finders.KairosDBFinder.find_nodes(%s) nodes to save: %s" % (query.pattern, nodes))
delay = time.time() - timeStart
log.info("KairosDBFinder.find_nodes(): kdbFindNodesDelay: %05.08f #tupes: %s query: %s" % (delay, len(tupes), query))
return nodes
def __init__(self):
self.mt = MetricType()
self.mt.openConnection()
