6 #from sfa.util.config import Config
7 from sfa.util.xrn import hrn_to_urn, urn_to_hrn, urn_to_sliver_id
9 from sfa.rspecs.rspec import RSpec
10 from sfa.rspecs.elements.versions.slabv1Node import SlabPosition
11 from sfa.rspecs.elements.location import Location
12 from sfa.rspecs.elements.hardware_type import HardwareType
13 #from sfa.rspecs.elements.login import Login
14 #from sfa.rspecs.elements.services import Services
15 from sfa.rspecs.elements.sliver import Sliver
16 from sfa.rspecs.elements.lease import Lease
17 from sfa.rspecs.elements.granularity import Granularity
18 from sfa.rspecs.version_manager import VersionManager
20 #from sfa.util.sfatime import datetime_to_epoch
22 from sfa.rspecs.elements.versions.slabv1Node import SlabNode
23 from sfa.util.sfalogging import logger
25 from sfa.util.xrn import Xrn
27 def slab_xrn_to_hostname(xrn):
28 return Xrn.unescape(Xrn(xrn=xrn, type='node').get_leaf())
30 def slab_xrn_object(root_auth, hostname):
31 """Attributes are urn and hrn.
32 Get the hostname using slab_xrn_to_hostname on the urn.
35 return Xrn('.'.join( [root_auth, Xrn.escape(hostname)]), type='node')
50 def __init__(self, driver):
53 def get_slice_and_slivers(self, slice_xrn):
55 Returns a dict of slivers keyed on the sliver's node_id
60 return (sfa_slice, slivers)
61 slice_urn = hrn_to_urn(slice_xrn, 'slice')
62 slice_hrn, _ = urn_to_hrn(slice_xrn)
63 slice_name = slice_hrn
65 slices = self.driver.GetSlices(slice_filter= str(slice_name), \
66 slice_filter_type = 'slice_hrn')
67 logger.debug("Slabaggregate api \tget_slice_and_slivers slices %s " \
70 return (sfa_slice, slivers)
71 if isinstance(sfa_slice, list):
76 # sort slivers by node id , if there is a job
77 #and therfore, node allocated to this slice
78 if sfa_slice['oar_job_id'] is not -1:
81 for node_id in sfa_slice['node_ids']:
82 #node_id = self.driver.root_auth + '.' + node_id
83 sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, \
84 sfa_slice['record_id_slice'], node_id),
85 'name': sfa_slice['slice_hrn'],
88 slivers[node_id] = sliver
90 logger.log_exc("SLABAGGREGATE \t \
91 get_slice_and_slivers KeyError ")
92 ## sort sliver attributes by node id
93 ##tags = self.driver.GetSliceTags({'slice_tag_id': slice['slice_tag_ids']})
95 ### most likely a default/global sliver attribute (node_id == None)
96 ##if tag['node_id'] not in slivers:
97 ##sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['slice_id'], ""),
100 ##slivers[tag['node_id']] = sliver
101 ##slivers[tag['node_id']]['tags'].append(tag)
102 logger.debug("SLABAGGREGATE api get_slice_and_slivers slivers %s "\
104 return (sfa_slice, slivers)
108 def get_nodes(self, slices=None, slivers=[], options={}):
109 # NT: the semantic of this function is not clear to me :
110 # if slice is not defined, then all the nodes should be returned
111 # if slice is defined, we should return only the nodes that
112 # are part of this slice
113 # but what is the role of the slivers parameter ?
114 # So i assume that slice['node_ids'] will be the same as slivers for us
118 # get the granularity in second for the reservation system
119 grain = self.driver.GetLeaseGranularity()
121 # Commenting this part since all nodes should be returned,
122 # even if a slice is provided
124 # if 'node_ids' in slice and slice['node_ids']:
125 # #first case, a non empty slice was provided
126 # filter['hostname'] = slice['node_ids']
127 # tags_filter=filter.copy()
128 # nodes = self.driver.GetNodes(filter['hostname'])
130 # #second case, a slice was provided, but is empty
133 # #third case, no slice was provided
134 # nodes = self.driver.GetNodes()
135 nodes = self.driver.GetNodes()
136 #geni_available = options.get('geni_available')
138 #filter['boot_state'] = 'boot'
140 #filter.update({'peer_id': None})
141 #nodes = self.driver.GetNodes(filter['hostname'])
148 #site_ids.append(node['site_id'])
149 #interface_ids.extend(node['interface_ids'])
150 #tag_ids.extend(node['node_tag_ids'])
151 nodes_dict[node['node_id']] = node
154 #sites_dict = self.get_sites({'site_id': site_ids})
156 #interfaces = self.get_interfaces({'interface_id':interface_ids})
158 #node_tags = self.get_node_tags(tags_filter)
161 reserved_nodes = self.driver.GetNodesCurrentlyInUse()
164 # skip whitelisted nodes
165 #if node['slice_ids_whitelist']:
166 #if not slice or slice['slice_id'] not in node['slice_ids_whitelist']:
169 rspec_node = SlabNode()
170 # xxx how to retrieve site['login_base']
171 #site_id=node['site_id']
172 #site=sites_dict[site_id]
173 rspec_node['mobile'] = node['mobile']
174 rspec_node['archi'] = node['archi']
175 rspec_node['radio'] = node['radio']
177 slab_xrn = slab_xrn_object(self.driver.root_auth, node['hostname'])
178 rspec_node['component_id'] = slab_xrn.urn
179 rspec_node['component_name'] = node['hostname']
180 rspec_node['component_manager_id'] = \
181 hrn_to_urn(self.driver.root_auth, 'authority+sa')
183 # Senslab's nodes are federated : there is only one authority
184 # for all Senslab sites, registered in SFA.
185 # Removing the part including the site in authority_id SA 27/07/12
186 rspec_node['authority_id'] = rspec_node['component_manager_id']
188 # do not include boot state (<available> element) in the manifest rspec
191 # rspec_node['boot_state'] = node['boot_state']
192 # if node['hostname'] in reserved_nodes:
193 # rspec_node['boot_state'] = "Reserved"
194 rspec_node['boot_state'] = node['boot_state']
195 if node['hostname'] in reserved_nodes:
196 rspec_node['boot_state'] = "Reserved"
197 rspec_node['exclusive'] = 'True'
198 rspec_node['hardware_types'] = [HardwareType({'name': 'slab-node'})]
200 # only doing this because protogeni rspec needs
201 # to advertise available initscripts
202 #rspec_node['pl_initscripts'] = None
203 # add site/interface info to nodes.
204 # assumes that sites, interfaces and tags have already been prepared.
205 #site = sites_dict[node['site_id']]
206 location = Location({'country':'France'})
207 rspec_node['location'] = location
210 position = SlabPosition()
211 for field in position :
213 position[field] = node[field]
214 except KeyError, error :
215 logger.log_exc("SLABAGGREGATE\t get_rspec position %s "%(error))
217 rspec_node['position'] = position
218 #rspec_node['interfaces'] = []
220 #for if_id in node['interface_ids']:
221 #interface = Interface(interfaces[if_id])
222 #interface['ipv4'] = interface['ip']
223 #interface['component_id'] = PlXrn(auth=self.driver.hrn,
224 #interface='node%s:eth%s' % (node['node_id'], if_count)).get_urn()
225 # interfaces in the manifest need a client id
227 #interface['client_id'] = "%s:%s" % (node['node_id'], if_id)
228 #rspec_node['interfaces'].append(interface)
231 #tags = [PLTag(node_tags[tag_id]) for tag_id in node['node_tag_ids']]
233 granularity = Granularity({'grain': grain})
234 rspec_node['granularity'] = granularity
235 rspec_node['tags'] = []
236 if node['hostname'] in slivers:
238 sliver = slivers[node['hostname']]
239 rspec_node['sliver_id'] = sliver['sliver_id']
240 rspec_node['client_id'] = node['hostname']
241 rspec_node['slivers'] = [sliver]
243 # slivers always provide the ssh service
244 #login = Login({'authentication': 'ssh-keys', 'hostname': node['hostname'], 'port':'22', 'username': sliver['name']})
245 #service = Services({'login': login})
246 #rspec_node['services'] = [service]
247 rspec_nodes.append(rspec_node)
251 def get_leases(self, slice_record = None, options = {}):
253 now = int(time.time())
254 lease_filter = {'clip': now }
256 #lease_filter.update({'name': slice_record['name']})
257 return_fields = ['lease_id', 'hostname', 'site_id', \
258 'name', 'start_time', 'duration']
259 #leases = self.driver.GetLeases(lease_filter)
260 leases = self.driver.GetLeases()
261 grain = self.driver.GetLeaseGranularity()
265 #as many leases as there are nodes in the job
266 for node in lease['reserved_nodes']:
267 rspec_lease = Lease()
268 rspec_lease['lease_id'] = lease['lease_id']
269 site = node['site_id']
270 slab_xrn = slab_xrn_object(self.driver.root_auth, node['hostname'])
271 rspec_lease['component_id'] = slab_xrn.urn
272 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
273 #site, node['hostname'])
274 rspec_lease['slice_id'] = lease['slice_id']
275 rspec_lease['start_time'] = lease['t_from']
276 rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) \
278 rspec_leases.append(rspec_lease)
283 #for lease in leases:
285 #rspec_lease = Lease()
287 ## xxx how to retrieve site['login_base']
289 #rspec_lease['lease_id'] = lease['lease_id']
290 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
291 #site['login_base'], lease['hostname'])
292 #slice_hrn = slicename_to_hrn(self.driver.hrn, lease['name'])
293 #slice_urn = hrn_to_urn(slice_hrn, 'slice')
294 #rspec_lease['slice_id'] = slice_urn
295 #rspec_lease['t_from'] = lease['t_from']
296 #rspec_lease['t_until'] = lease['t_until']
297 #rspec_leases.append(rspec_lease)
299 #from plc/aggregate.py
300 def get_rspec(self, slice_xrn=None, version = None, options={}):
303 version_manager = VersionManager()
304 version = version_manager.get_version(version)
305 logger.debug("SlabAggregate \t get_rspec ***version %s \
306 version.type %s version.version %s options %s \r\n" \
307 %(version,version.type,version.version,options))
310 rspec_version = version_manager._get_version(version.type, \
311 version.version, 'ad')
314 rspec_version = version_manager._get_version(version.type, \
315 version.version, 'manifest')
317 slices, slivers = self.get_slice_and_slivers(slice_xrn)
318 #at this point sliver may be empty if no senslab job
319 #is running for this user/slice.
320 rspec = RSpec(version=rspec_version, user_options=options)
323 #if slice and 'expires' in slice:
324 #rspec.xml.set('expires', datetime_to_epoch(slice['expires']))
325 # add sliver defaults
326 #nodes, links = self.get_nodes(slice, slivers)
327 logger.debug("\r\n \r\n SlabAggregate \tget_rspec ******* slice_xrn %s \r\n \r\n"\
329 if not options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'leases':
330 nodes = self.get_nodes(slices, slivers)
331 #In case creating a job slice _xrn is not set to None
332 rspec.version.add_nodes(nodes)
334 #Get user associated with this slice
335 #user = dbsession.query(RegRecord).filter_by(record_id = \
336 #slices['record_id_user']).first()
338 #ldap_username = (user.hrn).split('.')[1]
339 ldap_username = slices['slice_hrn']
340 tmp = ldap_username.split('.')
341 ldap_username = tmp[1].split('_')[0]
342 logger.debug("SlabAggregate \tget_rspec **** \
343 ldap_username %s rspec.version %s\r\n" %(ldap_username, rspec.version))
344 if version.type == "Slab":
345 rspec.version.add_connection_information(ldap_username)
347 default_sliver = slivers.get(None, [])
349 default_sliver_attribs = default_sliver.get('tags', [])
350 logger.debug("SlabAggregate \tget_rspec **** \
351 default_sliver_attribs %s \r\n" %(default_sliver_attribs))
352 for attrib in default_dbsessionsliver_attribs:
355 rspec.version.add_default_sliver_attribute(attrib['tagname'], \
357 if options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'resources':
358 leases = self.get_leases(slices)
359 rspec.version.add_leases(leases)
361 logger.debug("SlabAggregate \tget_rspec ******* rspec_toxml %s \r\n"\