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, family, 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         if family:
  81             address_data["Family"] = family
  82         if netprefix:
  83             address_data["NetPrefix"] = netprefix
  84         if broadcast:
  85             address_data["Broadcast"] = broadcast
  86         addresses_data.append(address_data)
  87
  88     def add_route_data(self, guid, family, destination, netprefix, nexthop):
  89         data = self.data[guid]
  90         if not "routes" in data:
  91             data["routes"] = list()
  92         routes_data = data["routes"]
  93         route_data = dict({
  94             "Family": family,
  95             "Destination": destination,
  96             "NetPrefix": netprefix,
  97             "NextHop": nexthop
  98             })
  99         routes_data.append(route_data)
 100
 101     def is_testbed_data(self, guid):
 102         return True if "testbed_id" in self.data[guid] else None
 103
 104     def get_testbed_data(self, guid):
 105         testbed_data = self.data[guid]
 106         return (testbed_data["testbed_id"], testbed_data["testbed_version"])
 107
 108     def get_box_data(self, guid):
 109         box_data = self.data[guid]
 110         return (box_data["testbed_guid"], box_data["factory_id"])
 111
 112     def get_graphical_info_data(self, guid):
 113         data = self.data[guid]
 114         if not "graphical_info" in data:
 115             return (0, 0, 0, 0, "")
 116         graphical_info_data = data["graphical_info"]
 117         return (graphical_info_data["x"],
 118                 graphical_info_data["y"],
 119                 graphical_info_data["width"],
 120                 graphical_info_data["height"],
 121                 graphical_info_data["label"])
 122
 123     def get_factory_attribute_data(self, guid):
 124         data = self.data[guid]
 125         if not "factory_attributes" in data:
 126             return []
 127         factory_attributes_data = data["factory_attributes"]
 128         return [(name, value) for name, value \
 129                 in factory_attributes_data.iteritems()]
 130
 131     def get_attribute_data(self, guid):
 132         data = self.data[guid]
 133         if not "attributes" in data:
 134             return []
 135         attributes_data = data["attributes"]
 136         return [(name, value) for name, value \
 137                 in attributes_data.iteritems()]
 138
 139     def get_trace_data(self, guid):
 140         data = self.data[guid]
 141         if not "traces" in data:
 142             return []
 143         return [trace_name for trace_name in data["traces"]]
 144
 145     def get_connection_data(self, guid):
 146         data = self.data[guid]
 147         if not "connections" in data:
 148             return []
 149         connections_data = data["connections"]
 150         return [(connector_type_name, other_guid, other_connector_type_name) \
 151                     for connector_type_name, connection_data \
 152                         in connections_data.iteritems() \
 153                             for other_guid, other_connector_type_name \
 154                                 in connection_data.iteritems()]
 155
 156     def get_address_data(self, guid):
 157         data = self.data[guid]
 158         if not "addresses" in data:
 159             return []
 160         addresses_data = data["addresses"]
 161         return [(data["AutoConfigure"] if "AutoConfigure" in data else None,
 162                  data["Address"] if "Address" in data else None,
 163                  data["Family"] if "Family" in data else None,
 164                  data["NetPrefix"] if "NetPrefix" in data else None,
 165                  data["Broadcast"] if "Broadcast" in data else None) \
 166                  for data in addresses_data]
 167
 168     def get_route_data(self, guid):
 169         data = self.data[guid]
 170         if not "routes" in data:
 171             return []
 172         routes_data = data["routes"]
 173         return [(data["Family"],
 174                  data["Destination"],
 175                  data["NetPrefix"],
 176                  data["NextHop"]) \
 177                          for data in routes_data]
 178
 179 class ExperimentParser(object):
 180     def to_data(self, experiment_description):
 181         data = ExperimentData()
 182         for testbed_description in experiment_description.testbed_descriptions:
 183             guid = testbed_description.guid
 184             testbed_id = testbed_description.provider.testbed_id
 185             testbed_version = testbed_description.provider.testbed_version
 186             data.add_testbed_data(guid, testbed_id, testbed_version)
 187             self.graphical_info_to_data(data, guid,
 188                     testbed_description.graphical_info)
 189             self.attributes_to_data(data, guid, testbed_description.attributes)
 190             for box in testbed_description.boxes:
 191                 data.add_box_data(box.guid, guid, box.factory_id)
 192                 self.graphical_info_to_data(data, box.guid, box.graphical_info)
 193                 self.factory_attributes_to_data(data, box.guid,
 194                         box.factory_attributes)
 195                 self.attributes_to_data(data, box.guid, box.attributes)
 196                 self.traces_to_data(data, box.guid, box.traces)
 197                 self.connections_to_data(data, box.guid, box.connectors)
 198                 self.addresses_to_data(data, box.guid, box.addresses)
 199                 self.routes_to_data(data, box.guid, box.routes)
 200         return data
 201
 202     def graphical_info_to_data(self, data, guid, g_info):
 203         data.add_graphical_info_data(guid, g_info.x, g_info.y, g_info.width,
 204                 g_info.height, g_info.label)
 205
 206     def factory_attributes_to_data(self, data, guid, attributes):
 207         for attribute in attributes:
 208             if attribute.modified:
 209                 data.add_factory_attribute_data(guid, attribute.name,
 210                         attribute.value)
 211
 212     def attributes_to_data(self, data, guid, attributes):
 213         for attribute in attributes:
 214             if attribute.modified:
 215                 data.add_attribute_data(guid, attribute.name, attribute.value)
 216
 217     def traces_to_data(self, data, guid, traces):
 218         for trace in traces:
 219             if trace.enabled:
 220                 data.add_trace_data(guid, trace.name)
 221
 222     def connections_to_data(self, data, guid, connectors):
 223         for connector in connectors:
 224             connector_type_name = connector.connector_type.name
 225             for other_connector in connector.connections:
 226                 other_guid = other_connector.box.guid
 227                 other_connector_type_name = other_connector.connector_type.name
 228                 data.add_connection_data(guid, connector_type_name, other_guid,
 229                         other_connector_type_name)
 230
 231     def addresses_to_data(self, data, guid, addresses):
 232         for addr in addresses:
 233              autoconf = addr.get_attribute_value("AutoConfigure") \
 234                     if addr.is_attribute_modified("AutoConfigure") else None
 235              address = addr.get_attribute_value("Address") \
 236                     if addr.is_attribute_modified("Address") else None
 237              netprefix = addr.get_attribute_value("NetPrefix") \
 238                     if addr.is_attribute_modified("NetPrefix") else None
 239              family = addr.get_attribute_value("Family") \
 240                     if addr.is_attribute_modified("Family") else None
 241              broadcast = addr.get_attribute_value("Broadcast") \
 242                     if addr.has_attribute("Broadcast") and \
 243                      addr.is_attribute_modified("Broadcast") else None
 244              data.add_address_data(guid, autoconf, address, family, netprefix,
 245                     broadcast)
 246
 247     def routes_to_data(self, data, guid, routes):
 248         for route in routes:
 249              family = route.get_attribute_value("Family")
 250              destination = route.get_attribute_value("Destination")
 251              netprefix = route.get_attribute_value("NetPrefix")
 252              nexthop = route.get_attribute_value("NextHop")
 253              data.add_route_data(guid, family, destination, netprefix, nexthop)
 254
 255     def from_data(self, experiment_description, data):
 256         box_guids = list()
 257         for guid in data.guids:
 258             if data.is_testbed_data(guid):
 259                 self.testbed_from_data(experiment_description, guid, data)
 260             else:
 261                 self.box_from_data(experiment_description, guid, data)
 262                 box_guids.append(guid)
 263         self.connections_from_data(experiment_description, box_guids, data)
 264
 265     def testbed_from_data(self, experiment_description, guid, data):
 266         from nepi.core.design import FactoriesProvider
 267         (testbed_id, testbed_version) = data.get_testbed_data(guid)
 268         provider = FactoriesProvider(testbed_id, testbed_version)
 269         experiment_description.add_testbed_description(provider)
 270         testbed_description = experiment_description.testbed_description(guid)
 271         self.attributes_from_data(testbed_description, data)
 272
 273     def box_from_data(self, experiment_description, guid, data):
 274         (testbed_guid, factory_id) = data.get_box_data(guid)
 275         testbed_description = experiment_description.testbed_description(
 276                 testbed_guid)
 277         self.factory_attributes_from_data(testbed_description, factory_id,
 278                 guid, data)
 279         box = testbed_description.create(factory_id)
 280         self.graphical_info_from_data(box, data)
 281         self.attributes_from_data(box, data)
 282         self.traces_from_data(box, data)
 283         self.addresses_from_data(box, data)
 284         self.routes_from_data(box, data)
 285
 286     def graphical_info_from_data(self, element, data):
 287         (x, y, width, height, label) =  data.get_graphical_info_data(
 288                 element.guid)
 289         element.graphical_info.x = x
 290         element.graphical_info.y = y
 291         element.graphical_info.width = width
 292         element.graphical_info.height = height
 293         element.graphical_info.label = label
 294
 295     def factory_attributes_from_data(self, testbed_description, factory_id,
 296             guid, data):
 297         factory = testbed_description.provider.factory(factory_id)
 298         for (name, value) in data.get_factory_attribute_data(guid):
 299             factory.set_attribute_value(name, value)
 300
 301     def attributes_from_data(self, element, data):
 302         for name, value in data.get_attribute_data(element.guid):
 303             element.set_attribute_value(name, value)
 304
 305     def traces_from_data(self, box, data):
 306         for name in data.get_trace_data(box.guid):
 307             box.trace(name).enable()
 308
 309     def addresses_from_data(self, box, data):
 310         for (autoconf, address, family, netprefix, broadcast) \
 311                 in data.get_address_data(box.guid):
 312             addr = box.add_address()
 313             if autoconf:
 314                 addr.set_attribute_value("AutoConfigure", autoconf)
 315             if address:
 316                 addr.set_attribute_value("Address", address)
 317             if family:
 318                 addr.set_attribute_value("Family", family)
 319             if netprefix:
 320                 addr.set_attribute_value("NetPrefix", netprefix)
 321             if broadcast:
 322                 addr.set_attribute_value("Broadcast", broadcast)
 323
 324     def routes_from_data(self, box, data):
 325          for (family, destination, netprefix, nexthop) \
 326                  in data.get_route_data(box.guid):
 327             addr = box.add_route(family)
 328             addr.set_attribute_value("Destination", destination)
 329             addr.set_attribute_value("NetPrefix", netprefix)
 330             addr.set_attribute_value("NextHop", nexthop)
 331
 332     def connections_from_data(self, experiment_description, guids, data):
 333         for guid in guids:
 334             box = experiment_description.box(guid)
 335             for (connector_type_name, other_guid, other_connector_type_name) \
 336                     in data.get_connection_data(guid):
 337                     other_box = experiment_description.box(other_guid)
 338                     connector = box.connector(connector_type_name)
 339                     other_connector = other_box.connector(
 340                             other_connector_type_name)
 341                     if not connector.is_connected(other_connector):
 342                         connector.connect(other_connector)
 343