2 # -*- coding: utf-8 -*-
4 from nepi.core.attributes import Attribute
5 from nepi.util.parser.base import ExperimentData, ExperimentParser
6 from xml.dom import minidom
10 class XmlExperimentParser(ExperimentParser):
11 def to_xml(self, experiment_description):
12 data = self.to_data(experiment_description)
13 doc = minidom.Document()
14 exp_tag = doc.createElement("experiment")
15 testbeds_tag = doc.createElement("testbeds")
16 exp_tag.appendChild(testbeds_tag)
18 elements_tags = dict()
19 for guid in sorted(data.guids):
20 if data.is_testbed_data(guid):
21 elements_tag = self.testbed_data_to_xml(doc, testbeds_tag, guid, data)
22 elements_tags[guid] = elements_tag
24 self.box_data_to_xml(doc, elements_tags, guid, data)
25 doc.appendChild(exp_tag)
28 xml = doc.toprettyxml(indent=" ", encoding="UTF-8")
30 print >>sys.stderr, "Oops: generating XML from %s" % (data,)
35 def testbed_data_to_xml(self, doc, parent_tag, guid, data):
36 testbed_tag = doc.createElement("testbed")
37 testbed_tag.setAttribute("guid", str(guid))
38 (testbed_id, testbed_version) = data.get_testbed_data(guid)
39 testbed_tag.setAttribute("testbed_id", str(testbed_id))
40 testbed_tag.setAttribute("testbed_version", str(testbed_version))
41 parent_tag.appendChild(testbed_tag)
42 self.graphical_info_data_to_xml(doc, testbed_tag, guid, data)
43 self.attributes_data_to_xml(doc, testbed_tag, guid, data)
44 elements_tag = doc.createElement("elements")
45 testbed_tag.appendChild(elements_tag)
48 def box_data_to_xml(self, doc, elements_tags, guid, data):
49 (testbed_guid, factory_id) = data.get_box_data(guid)
50 element_tag = doc.createElement("element")
51 parent_tag = elements_tags[testbed_guid]
52 parent_tag.appendChild(element_tag)
53 element_tag.setAttribute("factory_id", factory_id)
54 element_tag.setAttribute("guid", str(guid))
55 self.graphical_info_data_to_xml(doc, element_tag, guid, data)
56 self.factory_attributes_data_to_xml(doc, element_tag, guid, data)
57 self.attributes_data_to_xml(doc, element_tag, guid, data)
58 self.traces_data_to_xml(doc, element_tag, guid, data)
59 self.addresses_data_to_xml(doc, element_tag, guid, data)
60 self.routes_data_to_xml(doc, element_tag, guid, data)
61 self.connections_data_to_xml(doc, element_tag, guid, data)
63 def graphical_info_data_to_xml(self, doc, parent_tag, guid, data):
64 graphical_info_tag = doc.createElement("graphical_info")
65 parent_tag.appendChild(graphical_info_tag)
66 (x, y, width, height) = data.get_graphical_info_data(guid)
67 graphical_info_tag.setAttribute("x", str(x))
68 graphical_info_tag.setAttribute("y", str(y))
69 graphical_info_tag.setAttribute("width", str(width))
70 graphical_info_tag.setAttribute("height", str(height))
72 def factory_attributes_data_to_xml(self, doc, parent_tag, guid, data):
73 factory_attributes_tag = doc.createElement("factory_attributes")
74 for (name, value) in data.get_factory_attribute_data(guid):
76 factory_attribute_tag = doc.createElement("factory_attribute")
77 factory_attributes_tag.appendChild(factory_attribute_tag)
78 factory_attribute_tag.setAttribute("name", name)
79 factory_attribute_tag.setAttribute("value", str(value))
80 factory_attribute_tag.setAttribute("type", self.type_to_standard(value))
81 if factory_attributes_tag.hasChildNodes():
82 parent_tag.appendChild(factory_attributes_tag)
84 def attributes_data_to_xml(self, doc, parent_tag, guid, data):
85 attributes_tag = doc.createElement("attributes")
86 for name, value in data.get_attribute_data(guid):
88 attribute_tag = doc.createElement("attribute")
89 attributes_tag.appendChild(attribute_tag)
90 attribute_tag.setAttribute("name", name)
91 attribute_tag.setAttribute("value", str(value))
92 attribute_tag.setAttribute("type", self.type_to_standard(value))
93 if attributes_tag.hasChildNodes():
94 parent_tag.appendChild(attributes_tag)
96 def traces_data_to_xml(self, doc, parent_tag, guid, data):
97 traces_tag = doc.createElement("traces")
98 for name in data.get_trace_data(guid):
99 trace_tag = doc.createElement("trace")
100 traces_tag.appendChild(trace_tag)
101 trace_tag.setAttribute("name", name)
102 if traces_tag.hasChildNodes():
103 parent_tag.appendChild(traces_tag)
105 def addresses_data_to_xml(self, doc, parent_tag, guid, data):
106 addresses_tag = doc.createElement("addresses")
107 for (autoconfigure, address, netprefix, broadcast) \
108 in data.get_address_data(guid):
109 address_tag = doc.createElement("address")
110 addresses_tag.appendChild(address_tag)
112 address_tag.setAttribute("AutoConfigure", str(autoconf))
114 address_tag.setAttribute("Address", str(address))
115 address_tag.setAttribute("NetPrefix", str(netprefix))
117 address_tag.setAttribute("Broadcast", str(broadcast))
118 if addresses_tag.hasChildNodes():
119 parent_tag.appendChild(addresses_tag)
121 def routes_data_to_xml(self, doc, parent_tag, guid, data):
122 routes_tag = doc.createElement("routes")
123 for (destination, netprefix, nexthop) \
124 in data.get_route_data(guid):
125 route_tag = doc.createElement("route")
126 routes_tag.appendChild(route_tag)
127 route_tag.setAttribute("Destination", str(destination))
128 route_tag.setAttribute("NetPrefix", str(netprefix))
129 route_tag.setAttribute("NextHop", str(nexthop))
130 if routes_tag.hasChildNodes():
131 parent_tag.appendChild(routes_tag)
133 def connections_data_to_xml(self, doc, parent_tag, guid, data):
134 connections_tag = doc.createElement("connections")
135 for (connector_type_name, other_guid, other_connector_type_name) \
136 in data.get_connection_data(guid):
137 connection_tag = doc.createElement("connection")
138 connections_tag.appendChild(connection_tag)
139 connection_tag.setAttribute("connector", connector_type_name)
140 connection_tag.setAttribute("other_guid", str(other_guid))
141 connection_tag.setAttribute("other_connector",
142 other_connector_type_name)
143 if connections_tag.hasChildNodes():
144 parent_tag.appendChild(connections_tag)
146 def from_xml_to_data(self, xml):
147 data = ExperimentData()
148 doc = minidom.parseString(xml)
149 testbeds_tag = doc.getElementsByTagName("testbeds")[0]
150 testbed_tag_list = testbeds_tag.getElementsByTagName("testbed")
151 for testbed_tag in testbed_tag_list:
152 if testbed_tag.nodeType == doc.ELEMENT_NODE:
153 testbed_guid = int(testbed_tag.getAttribute("guid"))
154 elements_tag = testbed_tag.getElementsByTagName("elements")[0]
155 elements_tag = testbed_tag.removeChild(elements_tag)
156 self.testbed_data_from_xml(testbed_tag, data)
157 element_tag_list = elements_tag.getElementsByTagName("element")
158 for element_tag in element_tag_list:
159 if element_tag.nodeType == doc.ELEMENT_NODE:
160 self.box_data_from_xml(element_tag, testbed_guid, data)
163 def from_xml(self, experiment_description, xml):
164 data = self.from_xml_to_data(xml)
165 self.from_data(experiment_description, data)
167 def testbed_data_from_xml(self, tag, data):
168 testbed_guid = int(tag.getAttribute("guid"))
169 testbed_id = str(tag.getAttribute("testbed_id"))
170 testbed_version = str(tag.getAttribute("testbed_version"))
171 data.add_testbed_data(testbed_guid, testbed_id, testbed_version)
172 self.graphical_info_data_from_xml(tag, testbed_guid, data)
173 self.attributes_data_from_xml(tag, testbed_guid, data)
175 def box_data_from_xml(self, tag, testbed_guid, data):
176 guid = int(tag.getAttribute("guid"))
177 factory_id = str(tag.getAttribute("factory_id"))
178 data.add_box_data(guid, testbed_guid, factory_id)
179 self.graphical_info_data_from_xml(tag, guid, data)
180 self.factory_attributes_data_from_xml(tag, guid, data)
181 self.attributes_data_from_xml(tag, guid, data)
182 self.traces_data_from_xml(tag, guid, data)
183 self.addresses_data_from_xml(tag, guid, data)
184 self.routes_data_from_xml(tag, guid, data)
185 self.connections_data_from_xml(tag, guid, data)
187 def graphical_info_data_from_xml(self, tag, guid, data):
188 graphical_info_tag_list = tag.getElementsByTagName(
190 if len(graphical_info_tag_list) == 0:
193 graphical_info_tag = graphical_info_tag_list[0]
194 if graphical_info_tag.nodeType == tag.ELEMENT_NODE:
195 x = float(graphical_info_tag.getAttribute("x"))
196 y = float(graphical_info_tag.getAttribute("y"))
197 width = float(graphical_info_tag.getAttribute("width"))
198 height = float(graphical_info_tag.getAttribute("height"))
199 data.add_graphical_info_data(guid, x, y, width, height)
201 def factory_attributes_data_from_xml(self, tag, guid, data):
202 factory_attributes_tag_list = tag.getElementsByTagName(
203 "factory_attributes")
204 if len(factory_attributes_tag_list) == 0:
207 factory_attribute_tag_list = factory_attributes_tag_list[0].\
208 getElementsByTagName("factory_attribute")
209 for factory_attribute_tag in factory_attribute_tag_list:
210 if factory_attribute_tag.nodeType == tag.ELEMENT_NODE:
211 name = str(factory_attribute_tag.getAttribute("name"))
212 value = factory_attribute_tag.getAttribute("value")
213 std_type = factory_attribute_tag.getAttribute("type")
214 value = self.type_from_standard(std_type, value)
215 data.add_factory_attribute_data(guid, name, value)
217 def attributes_data_from_xml(self, tag, guid, data):
218 attributes_tag_list= tag.getElementsByTagName("attributes")
219 if len(attributes_tag_list) == 0:
222 attribute_tag_list = attributes_tag_list[0].\
223 getElementsByTagName("attribute")
224 for attribute_tag in attribute_tag_list:
225 if attribute_tag.nodeType == tag.ELEMENT_NODE:
226 name = str(attribute_tag.getAttribute("name"))
227 value = attribute_tag.getAttribute("value")
228 std_type = attribute_tag.getAttribute("type")
229 value = self.type_from_standard(std_type, value)
230 data.add_attribute_data(guid, name, value)
232 def traces_data_from_xml(self, tag, guid, data):
233 traces_tag_list = tag.getElementsByTagName("traces")
234 if len(traces_tag_list) == 0:
237 trace_tag_list = traces_tag_list[0].getElementsByTagName(
239 for trace_tag in trace_tag_list:
240 if trace_tag.nodeType == tag.ELEMENT_NODE:
241 name = str(trace_tag.getAttribute("name"))
242 data.add_trace_data(guid, name)
244 def addresses_data_from_xml(self, tag, guid, data):
245 addresses_tag_list = tag.getElementsByTagName("addresses")
246 if len(addresses_tag_list) == 0:
249 address_tag_list = addresses_tag_list[0].\
250 getElementsByTagName("address")
251 for address_tag in address_tag_list:
252 if address_tag.nodeType == tag.ELEMENT_NODE:
253 autoconf = address_tag.getAttribute("AutoConfigure") == "True" \
254 if address_tag.hasAttribute("AutoConfigure") else None
255 address = str(address_tag.getAttribute("Address")) \
256 if address_tag.hasAttribute("Address") else None
257 netprefix = int(address_tag.getAttribute("NetPrefix")) \
258 if address_tag.hasAttribute("NetPrefix") else None
259 broadcast = str(address_tag.getAttribute("Broadcast")) \
260 if address_tag.hasAttribute("Broadcast") else None
261 data.add_address_data(guid, autoconf, address, netprefix,
264 def routes_data_from_xml(self, tag, guid, data):
265 routes_tag_list = tag.getElementsByTagName("routes")
266 if len(routes_tag_list) == 0:
269 route_tag_list = routes_tag_list[0].getElementsByTagName("route")
270 for route_tag in route_tag_list:
271 if route_tag.nodeType == tag.ELEMENT_NODE:
272 destination = str(route_tag.getAttribute("Destination"))
273 netprefix = int(route_tag.getAttribute("NetPrefix"))
274 nexthop = str(route_tag.getAttribute("NextHop"))
275 data.add_route_data(guid, destination, netprefix,
278 def connections_data_from_xml(self, tag, guid, data):
279 connections_tag_list = tag.getElementsByTagName("connections")
280 if len(connections_tag_list) == 0:
283 connection_tag_list = connections_tag_list[0].getElementsByTagName(
285 for connection_tag in connection_tag_list:
286 if connection_tag.nodeType == tag.ELEMENT_NODE:
287 connector_type_name = str(connection_tag.getAttribute(
289 other_connector_type_name = str(connection_tag.getAttribute(
291 other_guid = int(connection_tag.getAttribute("other_guid"))
292 data.add_connection_data(guid, connector_type_name,
293 other_guid, other_connector_type_name)
295 def type_to_standard(self, value):
296 if isinstance(value, str):
297 return Attribute.STRING
298 if isinstance(value, bool):
299 return Attribute.BOOL
300 if isinstance(value, int):
301 return Attribute.INTEGER
302 if isinstance(value, float):
303 return Attribute.DOUBLE
305 def type_from_standard(self, type, value):
306 if type == Attribute.STRING:
308 if type == Attribute.BOOL:
309 return value == "True"
310 if type == Attribute.INTEGER:
312 if type == Attribute.DOUBLE: