2 from sfa.util.xrn import hrn_to_urn, urn_to_hrn, get_authority
4 from sfa.rspecs.rspec import RSpec
5 from sfa.rspecs.elements.versions.slabv1Node import SlabPosition
6 from sfa.rspecs.elements.location import Location
7 from sfa.rspecs.elements.hardware_type import HardwareType
8 from sfa.rspecs.elements.login import Login
9 from sfa.rspecs.elements.services import Services
10 from sfa.rspecs.elements.sliver import Sliver
11 from sfa.rspecs.elements.lease import Lease
12 from sfa.rspecs.elements.granularity import Granularity
13 from sfa.rspecs.version_manager import VersionManager
16 from sfa.rspecs.elements.versions.slabv1Node import SlabNode
17 from sfa.util.sfalogging import logger
19 from sfa.util.xrn import Xrn
21 def slab_xrn_to_hostname(xrn):
22 return Xrn.unescape(Xrn(xrn=xrn, type='node').get_leaf())
24 def slab_xrn_object(root_auth, hostname):
25 """Attributes are urn and hrn.
26 Get the hostname using slab_xrn_to_hostname on the urn.
29 return Xrn('.'.join( [root_auth, Xrn.escape(hostname)]), type='node')
44 def __init__(self, driver):
47 def get_slice_and_slivers(self, slice_xrn, login=None):
49 Returns a dict of slivers keyed on the sliver's node_id
54 return (sfa_slice, slivers)
55 slice_urn = hrn_to_urn(slice_xrn, 'slice')
56 slice_hrn, _ = urn_to_hrn(slice_xrn)
57 slice_name = slice_hrn
59 slices = self.driver.GetSlices(slice_filter= str(slice_name), \
60 slice_filter_type = 'slice_hrn', login=login)
62 logger.debug("Slabaggregate api \tget_slice_and_slivers \
63 sfa_slice %s \r\n slices %s self.driver.hrn %s" \
64 %(sfa_slice, slices, self.driver.hrn))
66 return (sfa_slice, slivers)
67 #if isinstance(sfa_slice, list):
68 #sfa_slice = slices[0]
72 # sort slivers by node id , if there is a job
73 #and therfore, node allocated to this slice
74 for sfa_slice in slices:
76 node_ids_list = sfa_slice['node_ids']
78 logger.log_exc("SLABAGGREGATE \t \
79 get_slice_and_slivers KeyError ")
82 for node in node_ids_list:
83 sliver_xrn = Xrn(slice_urn, type='sliver', id=node)
84 sliver_xrn.set_authority(self.driver.hrn)
85 #node_id = self.driver.root_auth + '.' + node_id
86 sliver = Sliver({'sliver_id':sliver_xrn.urn,
87 'name': sfa_slice['hrn'],
91 slivers[node] = sliver
94 #Add default sliver attribute :
95 #connection information for senslab
96 if get_authority (sfa_slice['hrn']) == self.driver.root_auth:
97 tmp = sfa_slice['hrn'].split('.')
98 ldap_username = tmp[1].split('_')[0]
99 vmaddr = 'ssh ' + ldap_username + '@grenoble.senslab.info'
100 slivers['default_sliver'] = {'vm': vmaddr , 'login': ldap_username}
102 #TODO get_slice_and_slivers Find the login of the external user
104 logger.debug("SLABAGGREGATE api get_slice_and_slivers slivers %s "\
106 return (slices, slivers)
110 def get_nodes(self, slices=None, slivers=[], options={}):
111 # NT: the semantic of this function is not clear to me :
112 # if slice is not defined, then all the nodes should be returned
113 # if slice is defined, we should return only the nodes that
114 # are part of this slice
115 # but what is the role of the slivers parameter ?
116 # So i assume that slice['node_ids'] will be the same as slivers for us
119 #if not slices or not slices['node_ids']:
123 # get the granularity in second for the reservation system
124 grain = self.driver.GetLeaseGranularity()
126 # Commenting this part since all nodes should be returned,
127 # even if a slice is provided
129 # if 'node_ids' in slice and slice['node_ids']:
130 # #first case, a non empty slice was provided
131 # filter['hostname'] = slice['node_ids']
132 # tags_filter=filter.copy()
133 # nodes = self.driver.GetNodes(filter['hostname'])
135 # #second case, a slice was provided, but is empty
138 # #third case, no slice was provided
139 # nodes = self.driver.GetNodes()
140 nodes = self.driver.GetNodes()
141 #geni_available = options.get('geni_available')
143 #filter['boot_state'] = 'boot'
145 #filter.update({'peer_id': None})
146 #nodes = self.driver.GetNodes(filter['hostname'])
154 nodes_dict[node['node_id']] = node
155 #logger.debug("SLABAGGREGATE api get_nodes nodes %s "\
158 #sites_dict = self.get_sites({'site_id': site_ids})
160 #interfaces = self.get_interfaces({'interface_id':interface_ids})
162 #node_tags = self.get_node_tags(tags_filter)
164 #if slices, this means we got to list all the nodes given to this slice
165 # Make a list of all the nodes in the slice before getting their attributes
167 slice_nodes_list = []
168 logger.debug("SLABAGGREGATE api get_nodes slice_nodes_list %s "\
171 for one_slice in slices:
173 slice_nodes_list = one_slice['node_ids']
176 #for node in one_slice['node_ids']:
177 #slice_nodes_list.append(node)
179 reserved_nodes = self.driver.GetNodesCurrentlyInUse()
180 logger.debug("SLABAGGREGATE api get_nodes slice_nodes_list %s "\
183 # skip whitelisted nodes
184 #if node['slice_ids_whitelist']:
185 #if not slice or slice['slice_id'] not in node['slice_ids_whitelist']:
188 #logger.debug("SLABAGGREGATE api get_nodes node %s "\
190 if slice_nodes_list == [] or node['hostname'] in slice_nodes_list:
192 rspec_node = SlabNode()
193 # xxx how to retrieve site['login_base']
194 #site_id=node['site_id']
195 #site=sites_dict[site_id]
196 rspec_node['mobile'] = node['mobile']
197 rspec_node['archi'] = node['archi']
198 rspec_node['radio'] = node['radio']
200 slab_xrn = slab_xrn_object(self.driver.root_auth, node['hostname'])
201 rspec_node['component_id'] = slab_xrn.urn
202 rspec_node['component_name'] = node['hostname']
203 rspec_node['component_manager_id'] = \
204 hrn_to_urn(self.driver.root_auth, 'authority+sa')
206 # Senslab's nodes are federated : there is only one authority
207 # for all Senslab sites, registered in SFA.
208 # Removing the part including the site
209 # in authority_id SA 27/07/12
210 rspec_node['authority_id'] = rspec_node['component_manager_id']
212 # do not include boot state (<available> element)
213 #in the manifest rspec
216 rspec_node['boot_state'] = node['boot_state']
217 if node['hostname'] in reserved_nodes:
218 rspec_node['boot_state'] = "Reserved"
219 rspec_node['exclusive'] = 'true'
220 rspec_node['hardware_types'] = [HardwareType({'name': 'slab-node'})]
222 # only doing this because protogeni rspec needs
223 # to advertise available initscripts
224 # add site/interface info to nodes.
225 # assumes that sites, interfaces and tags have already been prepared.
226 #site = sites_dict[node['site_id']]
227 location = Location({'country':'France'})
228 rspec_node['location'] = location
231 position = SlabPosition()
232 for field in position :
234 position[field] = node[field]
235 except KeyError, error :
236 logger.log_exc("SLABAGGREGATE\t get_nodes \
237 position %s "%(error))
239 rspec_node['position'] = position
240 #rspec_node['interfaces'] = []
243 granularity = Granularity({'grain': grain})
244 rspec_node['granularity'] = granularity
245 rspec_node['tags'] = []
246 if node['hostname'] in slivers:
248 sliver = slivers[node['hostname']]
249 rspec_node['sliver_id'] = sliver['sliver_id']
250 rspec_node['client_id'] = node['hostname']
251 rspec_node['slivers'] = [sliver]
253 # slivers always provide the ssh service
254 login = Login({'authentication': 'ssh-keys', 'hostname': node['hostname'], 'port':'22', 'username': sliver['name']})
255 service = Services({'login': login})
256 rspec_node['services'] = [service]
257 rspec_nodes.append(rspec_node)
261 def get_leases(self, slice_record = None, options = {}):
263 now = int(time.time())
264 lease_filter = {'clip': now }
267 #lease_filter.update({'name': slice_record['name']})
268 return_fields = ['lease_id', 'hostname', 'site_id', \
269 'name', 'start_time', 'duration']
270 #leases = self.driver.GetLeases(lease_filter)
271 leases = self.driver.GetLeases()
272 grain = self.driver.GetLeaseGranularity()
276 #as many leases as there are nodes in the job
277 for node in lease['reserved_nodes']:
278 rspec_lease = Lease()
279 rspec_lease['lease_id'] = lease['lease_id']
280 #site = node['site_id']
281 slab_xrn = slab_xrn_object(self.driver.root_auth, node)
282 rspec_lease['component_id'] = slab_xrn.urn
283 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
284 #site, node['hostname'])
286 rspec_lease['slice_id'] = lease['slice_id']
288 #No info on the slice used in slab_xp table
290 rspec_lease['start_time'] = lease['t_from']
291 rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) \
293 rspec_leases.append(rspec_lease)
298 #for lease in leases:
300 #rspec_lease = Lease()
302 ## xxx how to retrieve site['login_base']
304 #rspec_lease['lease_id'] = lease['lease_id']
305 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
306 #site['login_base'], lease['hostname'])
307 #slice_hrn = slicename_to_hrn(self.driver.hrn, lease['name'])
308 #slice_urn = hrn_to_urn(slice_hrn, 'slice')
309 #rspec_lease['slice_id'] = slice_urn
310 #rspec_lease['t_from'] = lease['t_from']
311 #rspec_lease['t_until'] = lease['t_until']
312 #rspec_leases.append(rspec_lease)
314 #from plc/aggregate.py
315 def get_rspec(self, slice_xrn=None, login=None, version = None, options={}):
318 version_manager = VersionManager()
319 version = version_manager.get_version(version)
320 logger.debug("SlabAggregate \t get_rspec ***version %s \
321 version.type %s version.version %s options %s \r\n" \
322 %(version,version.type,version.version,options))
325 rspec_version = version_manager._get_version(version.type, \
326 version.version, 'ad')
329 rspec_version = version_manager._get_version(version.type, \
330 version.version, 'manifest')
332 slices, slivers = self.get_slice_and_slivers(slice_xrn, login)
333 #at this point sliver may be empty if no senslab job
334 #is running for this user/slice.
335 rspec = RSpec(version=rspec_version, user_options=options)
338 #if slice and 'expires' in slice:
339 #rspec.xml.set('expires', datetime_to_epoch(slice['expires']))
340 # add sliver defaults
341 #nodes, links = self.get_nodes(slice, slivers)
342 logger.debug("\r\n \r\n SlabAggregate \tget_rspec ******* slice_xrn %s slices %s\r\n \r\n"\
343 %(slice_xrn, slices))
346 lease_option = options['list_leases']
348 #If no options are specified, at least print the resources
351 #lease_option = 'all'
354 if lease_option in ['all', 'resources']:
355 #if not options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'leases':
356 nodes = self.get_nodes(slices, slivers)
357 #In case creating a job, slice_xrn is not set to None
358 rspec.version.add_nodes(nodes)
360 #Get user associated with this slice
361 #user = dbsession.query(RegRecord).filter_by(record_id = \
362 #slices['record_id_user']).first()
364 #ldap_username = (user.hrn).split('.')[1]
367 #for one_slice in slices :
368 ldap_username = slices[0]['hrn']
369 tmp = ldap_username.split('.')
370 ldap_username = tmp[1].split('_')[0]
372 if version.type == "Slab":
373 rspec.version.add_connection_information(ldap_username)
375 default_sliver = slivers.get('default_sliver', [])
377 #default_sliver_attribs = default_sliver.get('tags', [])
378 logger.debug("SlabAggregate \tget_rspec **** \
379 default_sliver%s \r\n" %(default_sliver))
380 for attrib in default_sliver:
381 rspec.version.add_default_sliver_attribute(attrib, \
382 default_sliver[attrib])
383 if lease_option in ['all','leases']:
384 #if options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'resources':
385 leases = self.get_leases(slices)
386 rspec.version.add_leases(leases)
388 #logger.debug("SlabAggregate \tget_rspec ******* rspec_toxml %s \r\n"\