def __init__(self, energy_interval, energy_metrics_list, wattsup_path, wattsup_device, connected_node, mconf, gconf):
self.energy_interval = energy_interval
self.energy_metrics_list = energy_metrics_list.split(",")
self.wattsup_path = wattsup_path
self.wattsup_device = wattsup_device
self.connected_node = connected_node
self.mconf = mconf
self.gconf = gconf
self._stopevent = threading.Event()
self.wattsup = WUProcessWrapper(logger, wattsup_path, wattsup_device, energy_metrics_list)
self.threadWattsUp = threading.Thread(target = self.wattsup.continuousCollector)
self.threadWattsUp.start()
class WattsupPowerMetrics:
def __init__(self, energy_interval, energy_metrics_list, wattsup_path, wattsup_device, connected_node, mconf, gconf):
self.energy_interval = energy_interval
self.energy_metrics_list = energy_metrics_list.split(",")
self.wattsup_path = wattsup_path
self.wattsup_device = wattsup_device
self.connected_node = connected_node
self.mconf = mconf
self.gconf = gconf
self._stopevent = threading.Event()
self.wattsup = WUProcessWrapper(logger, wattsup_path, wattsup_device, energy_metrics_list)
self.threadWattsUp = threading.Thread(target = self.wattsup.continuousCollector)
self.threadWattsUp.start()
def stopThreads(self):
logger.info("Stopping Wattsup module...")
self._stopevent.set()
self.threadWattsUp.stopThreads()
def collectPowerMetrics(self):
gmetric_obj = gmetric.Gmetric(self.gconf.host, self.gconf.port, self.gconf.protocol)
while not self._stopevent.isSet():
list_metrics = {}
captured_energy = self.wattsup.getCurrentReading() # Obtain a copy of the string, thread safe
# parse metrics
regex = re.compile("^[0-9.,]+")
if re.match(regex, captured_energy.strip()):
a = captured_energy.strip().split(", ")
for i in range(len(self.energy_metrics_list)):
list_metrics[self.energy_metrics_list[i]] = a[i]
# send metrics
self.sendPowerMetrics(list_metrics, gmetric_obj)
# sleep until next capture
sleep(int(self.energy_interval))
# def collectPowerMetrics(self):
# gmetric_obj = gmetric.Gmetric(self.gconf.host, self.gconf.port, self.gconf.protocol)
# while not self._stopevent.isSet():
# list_metrics = {}
# #./wattsup -c 1 ttyUSB0 watts
# cmd = self.wattsup_path + " -c " + self.energy_interval + " " + self.wattsup_device + " " + " ".join(str(x) for x in self.energy_metrics_list)
# output = ""
# try:
# output = subprocess.check_output(cmd.split())
# except Exception, e:
# logger.error("%s",e)
# sleep(int(self.energy_interval))
# continue
# # parse metrics
# regex = re.compile("^[0-9.,]+")
# if int(self.energy_interval) > 1:
# list_metrics_tmp = self.empty_metrics_dictionary()
# lines = output.split("\n")
# for line in lines:
# if re.match(regex, line.strip()):
# a = line.strip().split(", ")
# for i in range(len(self.energy_metrics_list)):
# list_metrics_tmp[self.energy_metrics_list[i]].append(float(a[i]))
# list_metrics = self.compact_metrics(list_metrics_tmp)
# elif int(self.energy_interval) == 1:
# if re.match(regex, output.strip()):
# a = output.strip().split(", ")
# for i in range(len(self.energy_metrics_list)):
# list_metrics[self.energy_metrics_list[i]] = a[i]
# # send metrics
# self.sendPowerMetrics(list_metrics, gmetric_obj)
# def compact_metrics(self, metrics_map_lists):
# compacted_metrics = {}
# for metric, values in metrics_map_lists.items():
# compactedValue = 0.0
# if metric != "kwh":
# for value in values:
# compactedValue += value
# compactedValue /= len(values)
# else:
# compactedValue = max(values)
# compacted_metrics[metric] = compactedValue
# return compacted_metrics
def empty_metrics_dictionary(self):
list_metrics_tmp = {}
for metric in self.energy_metrics_list:
list_metrics_tmp[metric] = []
return list_metrics_tmp
def sendPowerMetrics(self, list_metrics, gmetric_obj):
#send metric
logger.info("%s: sending host energy metrics", threading.currentThread().name)
for wattsupkey,value in list_metrics.items():
key = wattsupMetricEquivalent[wattsupkey]
if key in self.mconf:
gmetric_obj.send(key, value, self.mconf[key]["type"], self.mconf[key]["units"], self.gconf.slope, self.mconf[key]["tmax"], self.mconf[key]["dmax"], self.mconf[key]["group"], self.connected_node)
