src/nepi/util/parser/base.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import sys
   5
   6 class ExperimentData(object):
   7     def __init__(self):
   8         self.data = dict()
   9
  10     @property
  11     def guids(self):
  12         return self.data.keys()
  13
  14     def add_testbed_data(self, guid, testbed_id, testbed_version):
  15         testbed_data = dict()
  16         testbed_data["testbed_id"] = testbed_id
  17         testbed_data["testbed_version"] = testbed_version
  18         self.data[guid] = testbed_data
  19
  20     def add_box_data(self, guid, testbed_guid, factory_id):
  21         box_data = dict()
  22         box_data["testbed_guid"] = testbed_guid
  23         box_data["factory_id"] = factory_id
  24         self.data[guid] = box_data
  25
  26     def add_graphical_info_data(self, guid, x, y, width, height, label):
  27         data = self.data[guid]
  28         if not "graphical_info" in data:
  29             data["graphical_info"] = dict()
  30         graphical_info_data = data["graphical_info"]
  31         graphical_info_data["x"] = x
  32         graphical_info_data["y"] = y
  33         graphical_info_data["width"] = width
  34         graphical_info_data["height"] = height
  35         graphical_info_data["label"] = label
  36
  37     def add_factory_attribute_data(self, guid, name, value):
  38         data = self.data[guid]
  39         if not "factory_attributes" in data:
  40             data["factory_attributes"] = dict()
  41         factory_attributes_data = data["factory_attributes"]
  42         factory_attributes_data[name] = value
  43
  44     def add_attribute_data(self, guid, name, value):
  45         data = self.data[guid]
  46         if not "attributes" in data:
  47             data["attributes"] = dict()
  48         attributes_data = data["attributes"]
  49         attributes_data[name] = value
  50
  51     def add_trace_data(self, guid, trace_name):
  52         data = self.data[guid]
  53         if not "traces" in data:
  54             data["traces"] = list()
  55         traces_data = data["traces"]
  56         traces_data.append(trace_name)
  57
  58     def add_connection_data(self, guid, connector_type_name, other_guid,
  59             other_connector_type_name):
  60         data = self.data[guid]
  61         if not "connections" in data:
  62             data["connections"] = dict()
  63         connections_data = data["connections"]
  64         if not connector_type_name in connections_data:
  65             connections_data[connector_type_name] = dict()
  66         connection_data = connections_data[connector_type_name]
  67         connection_data[other_guid] = other_connector_type_name
  68
  69     def add_address_data(self, guid, autoconf, address, netprefix,
  70             broadcast):
  71         data = self.data[guid]
  72         if not "addresses" in data:
  73             data["addresses"] = list()
  74         addresses_data = data["addresses"]
  75         address_data = dict()
  76         if autoconf:
  77             address_data["AutoConfigure"] = autoconf
  78         if address:
  79             address_data["Address"] = address
  80         address_data["NetPrefix"] = netprefix
  81         if broadcast:
  82             address_data["Broadcast"] = broadcast
  83         addresses_data.append(address_data)
  84
  85     def add_route_data(self, guid, destination, netprefix, nexthop):
  86         data = self.data[guid]
  87         if not "routes" in data:
  88             data["routes"] = list()
  89         routes_data = data["routes"]
  90         route_data = dict({
  91             "Destination": destination,
  92             "NetPrefix": netprefix,
  93             "NextHop": nexthop
  94             })
  95         routes_data.append(route_data)
  96
  97     def is_testbed_data(self, guid):
  98         return True if "testbed_id" in self.data[guid] else None
  99
 100     def get_testbed_data(self, guid):
 101         testbed_data = self.data[guid]
 102         return (testbed_data["testbed_id"], testbed_data["testbed_version"])
 103
 104     def get_box_data(self, guid):
 105         box_data = self.data[guid]
 106         return (box_data["testbed_guid"], box_data["factory_id"])
 107
 108     def get_graphical_info_data(self, guid):
 109         data = self.data[guid]
 110         if not "graphical_info" in data:
 111             return (0, 0, 0, 0, "")
 112         graphical_info_data = data["graphical_info"]
 113         return (graphical_info_data["x"],
 114                 graphical_info_data["y"],
 115                 graphical_info_data["width"],
 116                 graphical_info_data["height"],
 117                 graphical_info_data["label"])
 118
 119     def get_factory_attribute_data(self, guid):
 120         data = self.data[guid]
 121         if not "factory_attributes" in data:
 122             return []
 123         factory_attributes_data = data["factory_attributes"]
 124         return [(name, value) for name, value \
 125                 in factory_attributes_data.iteritems()]
 126
 127     def get_attribute_data(self, guid):
 128         data = self.data[guid]
 129         if not "attributes" in data:
 130             return []
 131         attributes_data = data["attributes"]
 132         return [(name, value) for name, value \
 133                 in attributes_data.iteritems()]
 134
 135     def get_trace_data(self, guid):
 136         data = self.data[guid]
 137         if not "traces" in data:
 138             return []
 139         return [trace_id for trace_id in data["traces"]]
 140
 141     def get_connection_data(self, guid):
 142         data = self.data[guid]
 143         if not "connections" in data:
 144             return []
 145         connections_data = data["connections"]
 146         return [(connector_type_name, other_guid, other_connector_type_name) \
 147                     for connector_type_name, connection_data \
 148                         in connections_data.iteritems() \
 149                             for other_guid, other_connector_type_name \
 150                                 in connection_data.iteritems()]
 151
 152     def get_address_data(self, guid):
 153         data = self.data[guid]
 154         if not "addresses" in data:
 155             return []
 156         addresses_data = data["addresses"]
 157         return [(data["AutoConfigure"] if "AutoConfigure" in data else None,
 158                  data["Address"] if "Address" in data else None,
 159                  data["NetPrefix"] if "NetPrefix" in data else None,
 160                  data["Broadcast"] if "Broadcast" in data else None) \
 161                  for data in addresses_data]
 162
 163     def get_route_data(self, guid):
 164         data = self.data[guid]
 165         if not "routes" in data:
 166             return []
 167         routes_data = data["routes"]
 168         return [(data["Destination"],
 169                  data["NetPrefix"],
 170                  data["NextHop"]) \
 171                          for data in routes_data]
 172
 173 class ExperimentParser(object):
 174     def to_data(self, experiment_description):
 175         data = ExperimentData()
 176         for testbed_description in experiment_description.testbed_descriptions:
 177             guid = testbed_description.guid
 178             testbed_id = testbed_description.provider.testbed_id
 179             testbed_version = testbed_description.provider.testbed_version
 180             data.add_testbed_data(guid, testbed_id, testbed_version)
 181             self.graphical_info_to_data(data, guid,
 182                     testbed_description.graphical_info)
 183             self.attributes_to_data(data, guid, testbed_description.attributes)
 184             for box in testbed_description.boxes:
 185                 data.add_box_data(box.guid, guid, box.factory_id)
 186                 self.graphical_info_to_data(data, box.guid, box.graphical_info)
 187                 self.factory_attributes_to_data(data, box.guid,
 188                         box.factory_attributes)
 189                 self.attributes_to_data(data, box.guid, box.attributes)
 190                 self.traces_to_data(data, box.guid, box.traces)
 191                 self.connections_to_data(data, box.guid, box.connectors)
 192                 self.addresses_to_data(data, box.guid, box.addresses)
 193                 self.routes_to_data(data, box.guid, box.routes)
 194         return data
 195
 196     def graphical_info_to_data(self, data, guid, g_info):
 197         data.add_graphical_info_data(guid, g_info.x, g_info.y, g_info.width,
 198                 g_info.height, g_info.label)
 199
 200     def factory_attributes_to_data(self, data, guid, factory_attributes):
 201         for name, value in factory_attributes.iteritems():
 202             data.add_factory_attribute_data(guid, name, value)
 203
 204     def attributes_to_data(self, data, guid, attributes):
 205         for attribute in attributes:
 206             if attribute.modified or attribute.has_no_default_value:
 207                 data.add_attribute_data(guid, attribute.name, attribute.value)
 208
 209     def traces_to_data(self, data, guid, traces):
 210         for trace in traces:
 211             if trace.enabled:
 212                 data.add_trace_data(guid, trace.trace_id)
 213
 214     def connections_to_data(self, data, guid, connectors):
 215         for connector in connectors:
 216             connector_type_name = connector.connector_type.name
 217             for other_connector in connector.connections:
 218                 other_guid = other_connector.box.guid
 219                 other_connector_type_name = other_connector.connector_type.name
 220                 data.add_connection_data(guid, connector_type_name, other_guid,
 221                         other_connector_type_name)
 222
 223     def addresses_to_data(self, data, guid, addresses):
 224         for addr in addresses:
 225              autoconf = addr.get_attribute_value("AutoConfigure")
 226              address = addr.get_attribute_value("Address")
 227              netprefix = addr.get_attribute_value("NetPrefix")
 228              broadcast = addr.get_attribute_value("Broadcast") \
 229                     if addr.has_attribute("Broadcast") and \
 230                     addr.is_attribute_modified("Broadcast") else None
 231              data.add_address_data(guid, autoconf, address, netprefix,
 232                     broadcast)
 233
 234     def routes_to_data(self, data, guid, routes):
 235         for route in routes:
 236              destination = route.get_attribute_value("Destination")
 237              netprefix = route.get_attribute_value("NetPrefix")
 238              nexthop = route.get_attribute_value("NextHop")
 239              data.add_route_data(guid, destination, netprefix, nexthop)
 240
 241     def from_data(self, experiment_description, data):
 242         box_guids = list()
 243         for guid in data.guids:
 244             if data.is_testbed_data(guid):
 245                 self.testbed_from_data(experiment_description, guid, data)
 246             else:
 247                 self.box_from_data(experiment_description, guid, data)
 248                 box_guids.append(guid)
 249         self.connections_from_data(experiment_description, box_guids, data)
 250
 251     def testbed_from_data(self, experiment_description, guid, data):
 252         from nepi.core.design import FactoriesProvider
 253         (testbed_id, testbed_version) = data.get_testbed_data(guid)
 254         provider = FactoriesProvider(testbed_id, testbed_version)
 255         experiment_description.add_testbed_description(provider)
 256         testbed_description = experiment_description.testbed_description(guid)
 257         self.attributes_from_data(testbed_description, data)
 258
 259     def box_from_data(self, experiment_description, guid, data):
 260         (testbed_guid, factory_id) = data.get_box_data(guid)
 261         testbed_description = experiment_description.testbed_description(
 262                 testbed_guid)
 263         self.factory_attributes_from_data(testbed_description, factory_id,
 264                 guid, data)
 265         box = testbed_description.create(factory_id)
 266         self.graphical_info_from_data(box, data)
 267         self.attributes_from_data(box, data)
 268         self.traces_from_data(box, data)
 269         self.addresses_from_data(box, data)
 270         self.routes_from_data(box, data)
 271
 272     def graphical_info_from_data(self, element, data):
 273         (x, y, width, height, label) =  data.get_graphical_info_data(
 274                 element.guid)
 275         element.graphical_info.x = x
 276         element.graphical_info.y = y
 277         element.graphical_info.width = width
 278         element.graphical_info.height = height
 279         element.graphical_info.label = label
 280
 281     def factory_attributes_from_data(self, testbed_description, factory_id,
 282             guid, data):
 283         factory = testbed_description.provider.factory(factory_id)
 284         for (name, value) in data.get_factory_attribute_data(guid):
 285             factory.set_attribute_value(name, value)
 286
 287     def attributes_from_data(self, element, data):
 288         for name, value in data.get_attribute_data(element.guid):
 289             element.set_attribute_value(name, value)
 290
 291     def traces_from_data(self, box, data):
 292         for name in data.get_trace_data(box.guid):
 293             box.enable_trace(name)
 294
 295     def addresses_from_data(self, box, data):
 296         for (autoconf, address, netprefix, broadcast) \
 297                 in data.get_address_data(box.guid):
 298             addr = box.add_address()
 299             if autoconf:
 300                 addr.set_attribute_value("AutoConfigure", autoconf)
 301             if address:
 302                 addr.set_attribute_value("Address", address)
 303             if netprefix != None:
 304                 addr.set_attribute_value("NetPrefix", netprefix)
 305             if broadcast:
 306                 addr.set_attribute_value("Broadcast", broadcast)
 307
 308     def routes_from_data(self, box, data):
 309          for (destination, netprefix, nexthop) \
 310                  in data.get_route_data(box.guid):
 311             addr = box.add_route()
 312             addr.set_attribute_value("Destination", destination)
 313             addr.set_attribute_value("NetPrefix", netprefix)
 314             addr.set_attribute_value("NextHop", nexthop)
 315
 316     def connections_from_data(self, experiment_description, guids, data):
 317         for guid in guids:
 318             box = experiment_description.box(guid)
 319             for (connector_type_name, other_guid, other_connector_type_name) \
 320                     in data.get_connection_data(guid):
 321                     other_box = experiment_description.box(other_guid)
 322                     connector = box.connector(connector_type_name)
 323                     other_connector = other_box.connector(
 324                             other_connector_type_name)
 325                     if not connector.is_connected(other_connector):
 326                         connector.connect(other_connector)
 327