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0871ff9eda
* VSP ID Caching * VSP call Statistics * 5.0 Support Co-Authored-By: Frank Maximus <frank.maximus@nuagenetworks.net> Co-Authored-By: Raf Smeets <raf.smeets@nuagenetworks.net>
203 lines
8.0 KiB
Python
203 lines
8.0 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import jpype
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from jpype import *
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from jpype import java
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from jpype import javax
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J_STRING = "java.lang.String"
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class VsdDataCollector:
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def __init__(self, name, host="localhost", port=1099, debug=False,
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output_channel=None):
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self.jmx = ConnectionJmx(host, port, debug, output_channel)
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self.jmx.create_management_object(name=name)
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self.saved_stats = None
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self.saved_vsd_calls = 0
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def start_test(self):
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self.saved_stats = self.jmx.get_attribute("VsdStatisticsReport")
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self.saved_vsd_calls = self.jmx.get_attribute("VSDStatistics")
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return
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def end_test(self):
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self.jmx.print_rapport(old_stats=self.saved_stats,
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old_vsd_count=self.saved_vsd_calls)
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return
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class ConnectionJmx:
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def __init__(self, host="localhost", port=1099, debug=False,
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output_channel=None):
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self.host = host
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self.port = port
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self.url = "service:jmx:rmi:///jndi/rmi://%s:%d/jmxrmi" % (host, port)
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self.debug = debug
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self.mbean = None
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self.output_channel = output_channel
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jpype.startJVM(jpype.get_default_jvm_path())
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if debug:
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self.__print_to_ouput_channel("JVM loaded")
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self.__print_to_ouput_channel(jpype.get_default_jvm_path())
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jmx_url = javax.management.remote.JMXServiceURL(self.url)
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jmx_soc = javax.management.remote.JMXConnectorFactory.connect(
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jmx_url, java.util.HashMap())
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self.connection = jmx_soc.getMBeanServerConnection()
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if self.debug:
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self.__print_to_ouput_channel("Connection successful")
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def __print_to_ouput_channel(self, text):
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if self.output_channel:
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self.output_channel.debug(text)
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else:
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print text
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def create_management_object(self, domain="com.cloud",
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type="NuageVspResource",
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name="Nuage VSD - 0.0.0.0"):
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if name is not None:
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object_name = domain + ":type=" + type + ", name=" + name
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else:
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object_name = domain + ":" + type
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if self.debug:
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self.__print_to_ouput_channel(object_name)
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self.mbean = javax.management.ObjectName(object_name)
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return self.mbean
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def get_vsd_statistics_by_request_and_entity_type(self,
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entity_type,
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request_type,
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mbean=None):
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self._get_stats_by_entity_or_request_type(
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mbean, [[entity_type, request_type]],
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"getVsdStatisticsByEntityType")
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def _jStringArray(self, elements):
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return jpype.JArray(java.lang.String)(elements)
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def get_vsd_statistics_by_request_type(self, request_type, mbean=None):
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return self._get_stats_by_entity_or_request_type(
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mbean, [request_type], "getVsdStatisticsByRequestType")
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def get_vsd_statistics_by_entity_type(self, entity_type, mbean=None):
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return self._get_stats_by_entity_or_request_type(
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mbean, [entity_type], "getVsdStatisticsByEntityType")
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def _get_stats_by_entity_or_request_type(self, vars, method, mbean=None):
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if not mbean:
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mbean = self.mbean
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jarray = self._jStringArray(vars)
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signature = self._jStringArray([J_STRING for _ in vars])
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result = self.connection.invoke(mbean, method, jarray, signature)
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if self.debug:
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self.__print_to_ouput_channel(vars + ": " + str(result))
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return result
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def get_attribute(self, attribute, mbean=None):
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if not mbean:
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mbean = self.mbean
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result = self.connection.getAttribute(mbean, attribute)
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if self.debug:
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self.__print_to_ouput_channel("Attribute " + attribute + ": " +
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str(result))
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return result
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def print_rapport(self, mbean=None, old_stats=None, old_vsd_count=0):
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if not mbean:
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mbean = self.mbean
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stat = self.get_attribute("VsdStatisticsReport", mbean)
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number_of_vsd_calls = int(str(self.get_attribute("VSDStatistics",
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mbean)))
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number_of_vsd_calls = number_of_vsd_calls - int(str(old_vsd_count))
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self.__print_to_ouput_channel("\n================"
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"RAPPORT:"
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"================\n")
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self.__print_to_ouput_channel("Total VSD calls: " +
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str(number_of_vsd_calls))
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self.__print_to_ouput_channel("For each Entity:\n")
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self.__print_total_for_entity(stat, old_stats)
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self.__print_to_ouput_channel("\nFor each Request:\n")
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self.__print_total_per_request(stat, old_stats)
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self.__print_to_ouput_channel("\nCombined:\n")
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self.__print_total_per_entity_and_request(stat, old_stats)
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self.__print_to_ouput_channel("\n============="
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"END OF RAPPORT"
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"=============")
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def __print_total_per_request(self, stat, old_stat=None):
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data = dict()
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entries = ((entry.getKey(), entry.getValue().get())
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for requestmap in stat.values()
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for entry in requestmap.entrySet())
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for request, value in entries:
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if request in data:
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data[request] += value
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else:
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data[request] = value
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if old_stat:
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old_entries = ((entry.getKey(), entry.getValue().get())
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for requestmap in old_stat.values()
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for entry in requestmap.entrySet())
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for request, value in old_entries:
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if request in data:
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data[request] -= value
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else:
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data[request] = 0
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for key, value in data.iteritems():
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self.__print_to_ouput_channel(" " + str(key) + ": " + str(value))
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def __print_total_per_entity_and_request(self, stat, old_stat=None):
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for entity in stat:
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self.__print_to_ouput_channel(entity + ":")
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for request in stat[entity]:
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previous = 0
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if old_stat and old_stat[entity] and old_stat[entity][request]:
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previous = int(str(old_stat[entity][request]))
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current = int(str(stat[entity][request]))
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self.__print_to_ouput_channel(" " + str(request) + ":" +
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str(current - previous))
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self.__print_to_ouput_channel("--------------------"
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"--------------------")
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def __print_total_for_entity(self, stat, old_stat=None):
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for entity in stat:
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total = 0
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for val in stat[entity]:
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minus = 0
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if old_stat and old_stat[entity] and old_stat[entity][val]:
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minus = int(str(old_stat[entity][val]))
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total = str(stat[entity][val])
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total = int(total) - minus
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self.__print_to_ouput_channel(" " + str(entity) +
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": " + str(total))
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