1 from __future__ import print_function
3 from copy import deepcopy
6 from sfa.rspecs.version import RSpecVersion
8 # from sfa.rspecs.elements.versions.iotlabv1Lease import Iotlabv1Lease
9 from sfa.rspecs.elements.versions.iotlabv1Node import Iotlabv1Node
10 from sfa.rspecs.elements.versions.iotlabv1Sliver import Iotlabv1Sliver
13 from sfa.rspecs.elements.versions.sfav1Lease import SFAv1Lease
15 from sfa.util.sfalogging import logger
18 class Iotlabv1(RSpecVersion):
20 Defines Iotlab style RSpec and associated methods to parse and create a
21 valid Iotlab XML Rspec.
27 #template = '<RSpec type="%s"></RSpec>' % type
29 schema = 'http://senslab.info/resources/rspec/1/ad.xsd'
30 namespace = 'http://www.geni.net/resources/rspec/3'
32 'flack': "http://www.protogeni.net/resources/rspec/ext/flack/1",
33 'planetlab': "http://www.planet-lab.org/resources/sfa/ext/planetlab/1",
35 namespaces = dict(list(extensions.items()) + [('default', namespace)])
39 def get_networks(self):
40 # WARNING Added //default:network to the xpath
41 # otherwise network element not detected 16/07/12 SA
43 network_elems = self.xml.xpath('//network | //default:network')
44 networks = [network_elem.get_instance(fields=['name', 'slice']) for
45 network_elem in network_elems]
48 def add_network(self, network):
49 network_tags = self.xml.xpath('//network[@name="%s"]' % network)
51 network_tag = self.xml.add_element('network', name=network)
53 network_tag = network_tags[0]
57 def get_nodes(self, filter=None):
58 return Iotlabv1Node.get_nodes(self.xml, filter)
60 def get_nodes_with_slivers(self):
61 return Iotlabv1Node.get_nodes_with_slivers(self.xml)
63 def get_slice_timeslot(self):
64 return Iotlabv1Timeslot.get_slice_timeslot(self.xml)
66 def add_connection_information(self, ldap_username, sites_set):
67 return Iotlabv1Node.add_connection_information(self.xml, ldap_username, sites_set)
69 def add_nodes(self, nodes, check_for_dupes=False, rspec_content_type=None):
70 return Iotlabv1Node.add_nodes(self.xml, nodes, rspec_content_type)
72 def merge_node(self, source_node_tag, network, no_dupes=False):
73 logger.debug("SLABV1 merge_node")
74 # if no_dupes and self.get_node_element(node['hostname']):
77 network_tag = self.add_network(network)
78 network_tag.append(deepcopy(source_node_tag))
82 def get_sliver_attributes(self, hostname, node, network=None):
83 print("\r\n \r\n \r\n \t\t SLABV1.PY get_sliver_attributes hostname %s " % (
84 hostname), file=sys.stderr)
85 nodes = self.get_nodes({'component_id': '*%s*' % hostname})
87 print("\r\n \r\n \r\n \t\t SLABV1.PY get_sliver_attributes-----------------nodes %s " %
88 (nodes), file=sys.stderr)
89 if nodes is not None and isinstance(nodes, list) and len(nodes) > 0:
92 #sliver = node.xpath('./default:sliver | ./sliver')
93 #sliver = node.xpath('./default:sliver', namespaces=self.namespaces)
94 sliver = node['slivers']
96 if sliver is not None and isinstance(sliver, list) and len(sliver) > 0:
99 #attribs = self.attributes_list(sliver)
100 print("\r\n \r\n \r\n \t\t SLABV1.PY get_sliver_attributes----------NN------- sliver %s self.namespaces %s attribs %s " %
101 (sliver, self.namespaces, attribs), file=sys.stderr)
104 def get_slice_attributes(self, network=None):
106 slice_attributes = []
108 nodes_with_slivers = self.get_nodes_with_slivers()
110 # TODO: default sliver attributes in the PG rspec?
111 default_ns_prefix = self.namespaces['default']
112 for node in nodes_with_slivers:
113 sliver_attributes = self.get_sliver_attributes(
114 node['component_id'], node, network)
115 for sliver_attribute in sliver_attributes:
116 name = str(sliver_attribute[0])
117 text = str(sliver_attribute[1])
118 attribs = sliver_attribute[2]
119 # we currently only suppor the <initscript> and <flack> attributes
121 #attribute = {'name': 'flack_info', 'value': str(attribs), 'node_id': node}
122 # slice_attributes.append(attribute)
123 # elif 'initscript' in name:
124 if 'initscript' in name:
125 if attribs is not None and 'name' in attribs:
126 value = attribs['name']
129 attribute = {'name': 'initscript',
130 'value': value, 'node_id': node}
131 slice_attributes.append(attribute)
133 return slice_attributes
135 def attributes_list(self, elem):
139 opts.append((e.tag, str(e.text).strip(), e.attrib))
142 def get_default_sliver_attributes(self, network=None):
145 def add_default_sliver_attribute(self, name, value, network=None):
148 def add_slivers(self, hostnames, attributes=None, sliver_urn=None, append=False):
149 if attributes is None:
151 # all nodes hould already be present in the rspec. Remove all
152 # nodes that done have slivers
153 print("\r\n \r\n \r\n \t\t\t Iotlabv1.PY add_slivers ----->get_node ", file=sys.stderr)
154 for hostname in hostnames:
155 node_elems = self.get_nodes({'component_id': '*%s*' % hostname})
158 node_elem = node_elems[0]
160 # determine sliver types for this node
161 # TODO : add_slivers valid type of sliver needs to be changed
163 valid_sliver_types = [
164 'iotlab-node', 'emulab-openvz', 'raw-pc', 'plab-vserver', 'plab-vnode']
165 #valid_sliver_types = ['emulab-openvz', 'raw-pc', 'plab-vserver', 'plab-vnode']
166 requested_sliver_type = None
167 for sliver_type in node_elem.get('slivers', []):
168 if sliver_type.get('type') in valid_sliver_types:
169 requested_sliver_type = sliver_type['type']
171 if not requested_sliver_type:
173 sliver = {'type': requested_sliver_type,
174 'pl_tags': attributes}
175 print("\r\n \r\n \r\n \t\t\t Iotlabv1.PY add_slivers node_elem %s sliver_type %s \r\n \r\n " % (
176 node_elem, sliver_type), file=sys.stderr)
177 # remove available element
178 for available_elem in node_elem.xpath('./default:available | ./available'):
179 node_elem.remove(available_elem)
181 # remove interface elements
182 for interface_elem in node_elem.xpath('./default:interface | ./interface'):
183 node_elem.remove(interface_elem)
185 # remove existing sliver_type elements
186 for sliver_type in node_elem.get('slivers', []):
187 node_elem.element.remove(sliver_type.element)
190 node_elem.element.set('client_id', hostname)
195 #slice_id = sliver_info.get('slice_id', -1)
196 #node_id = sliver_info.get('node_id', -1)
197 #sliver_id = urn_to_sliver_id(sliver_urn, slice_id, node_id)
198 #node_elem.set('sliver_id', sliver_id)
200 # add the sliver type elemnt
201 Iotlabv1Sliver.add_slivers(node_elem.element, sliver)
202 #Iotlabv1SliverType.add_slivers(node_elem.element, sliver)
204 # remove all nodes without slivers
206 for node_elem in self.get_nodes():
207 if not node_elem['client_id']:
208 parent = node_elem.element.getparent()
209 parent.remove(node_elem.element)
211 def remove_slivers(self, slivers, network=None, no_dupes=False):
212 Iotlabv1Node.remove_slivers(self.xml, slivers)
216 def merge(self, in_rspec):
218 Merge contents for specified rspec with current rspec
224 from sfa.rspecs.rspec import RSpec
226 if isinstance(in_rspec, RSpec):
229 rspec = RSpec(in_rspec)
230 if rspec.version.type.lower() == 'protogeni':
231 from sfa.rspecs.rspec_converter import RSpecConverter
232 in_rspec = RSpecConverter.to_sfa_rspec(rspec.toxml())
233 rspec = RSpec(in_rspec)
234 # just copy over all networks
235 # Attention special get_networks using //default:network xpath
236 current_networks = self.get_networks()
237 networks = rspec.version.get_networks()
238 for network in networks:
239 current_network = network.get('name')
240 if current_network and current_network not in current_networks:
241 self.xml.append(network.element)
242 current_networks.append(current_network)
246 def get_leases(self, lease_filter=None):
247 return SFAv1Lease.get_leases(self.xml, lease_filter)
248 # return Iotlabv1Lease.get_leases(self.xml, lease_filter)
250 def add_leases(self, leases, network=None, no_dupes=False):
251 SFAv1Lease.add_leases(self.xml, leases)
252 #Iotlabv1Lease.add_leases(self.xml, leases)
256 def get_channels(self, filter=None):
259 def add_channels(self, channels, network=None, no_dupes=False):
264 def get_links(self, network=None):
267 def get_link_requests(self):
270 def add_links(self, links):
273 def add_link_requests(self, links):
277 # remove unncecessary elements, attributes
278 if self.type in ['request', 'manifest']:
279 # remove 'available' element from remaining node elements
280 self.xml.remove_element('//default:available | //available')
283 class Iotlabv1Ad(Iotlabv1):
286 schema = 'http://senslab.info/resources/rspec/1/ad.xsd'
287 # http://www.geni.net/resources/rspec/3/ad.xsd'
288 template = '<rspec type="advertisement" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://senslab.info/resources/rspec/1" xmlns:flack="http://senslab.info/resources/rspec/ext/flack/1" xmlns:planetlab="http://www.planet-lab.org/resources/sfa/ext/planetlab/1" xsi:schemaLocation="http://senslab.info/resources/rspec/1 http://senslab.info/resources/rspec/1/ad.xsd http://www.planet-lab.org/resources/sfa/ext/planetlab/1 http://www.planet-lab.org/resources/sfa/ext/planetlab/1/planetlab.xsd"/>'
291 class Iotlabv1Request(Iotlabv1):
293 content_type = 'request'
294 schema = 'http://senslab.info/resources/rspec/1/request.xsd'
295 # http://www.geni.net/resources/rspec/3/request.xsd
296 template = '<rspec type="request" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://senslab.info/resources/rspec/1" xmlns:flack="http://senslab.info/resources/rspec/ext/flack/1" xmlns:planetlab="http://www.planet-lab.org/resources/sfa/ext/planetlab/1" xsi:schemaLocation="http://senslab.info/resources/rspec/1 http://senslab.info/resources/rspec/1/request.xsd http://www.planet-lab.org/resources/sfa/ext/planetlab/1 http://www.planet-lab.org/resources/sfa/ext/planetlab/1/planetlab.xsd"/>'
299 class Iotlabv1Manifest(Iotlabv1):
301 content_type = 'manifest'
302 schema = 'http://senslab.info/resources/rspec/1/manifest.xsd'
303 # http://www.geni.net/resources/rspec/3/manifest.xsd
304 template = '<rspec type="manifest" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://senslab.info/resources/rspec/1" xmlns:flack="http://senslab.info/resources/rspec/ext/flack/1" xmlns:planetlab="http://www.planet-lab.org/resources/sfa/ext/planetlab/1" xsi:schemaLocation="http://senslab.info/resources/rspec/1 http://senslab.info/resources/rspec/1/manifest.xsd http://www.planet-lab.org/resources/sfa/ext/planetlab/1 http://www.planet-lab.org/resources/sfa/ext/planetlab/1/planetlab.xsd"/>'
307 if __name__ == '__main__':
308 from sfa.rspecs.rspec import RSpec
309 from sfa.rspecs.rspec_elements import *
310 r = RSpec('/tmp/iotlab.rspec')
311 r.load_rspec_elements(Iotlabv1.elements)
312 r.namespaces = Iotlabv1.namespaces
313 print(r.get(RSpecElements.NODE))