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):
72 #sfa_slice = slices[0]
76 # sort slivers by node id , if there is a job
77 #and therfore, node allocated to this slice
78 for sfa_slice in slices:
79 if sfa_slice['oar_job_id'] is not -1:
82 for node_id in sfa_slice['node_ids']:
83 #node_id = self.driver.root_auth + '.' + node_id
84 sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, \
85 sfa_slice['record_id_slice'], node_id),
86 'name': sfa_slice['slice_hrn'],
89 slivers[node_id] = sliver
91 logger.log_exc("SLABAGGREGATE \t \
92 get_slice_and_slivers KeyError ")
93 ## sort sliver attributes by node id
94 ##tags = self.driver.GetSliceTags({'slice_tag_id': slice['slice_tag_ids']})
96 ### most likely a default/global sliver attribute (node_id == None)
97 ##if tag['node_id'] not in slivers:
98 ##sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['slice_id'], ""),
101 ##slivers[tag['node_id']] = sliver
102 ##slivers[tag['node_id']]['tags'].append(tag)
103 logger.debug("SLABAGGREGATE api get_slice_and_slivers slivers %s "\
105 return (sfa_slice, slivers)
109 def get_nodes(self, slices=None, slivers=[], options={}):
110 # NT: the semantic of this function is not clear to me :
111 # if slice is not defined, then all the nodes should be returned
112 # if slice is defined, we should return only the nodes that
113 # are part of this slice
114 # but what is the role of the slivers parameter ?
115 # So i assume that slice['node_ids'] will be the same as slivers for us
119 # get the granularity in second for the reservation system
120 grain = self.driver.GetLeaseGranularity()
122 # Commenting this part since all nodes should be returned,
123 # even if a slice is provided
125 # if 'node_ids' in slice and slice['node_ids']:
126 # #first case, a non empty slice was provided
127 # filter['hostname'] = slice['node_ids']
128 # tags_filter=filter.copy()
129 # nodes = self.driver.GetNodes(filter['hostname'])
131 # #second case, a slice was provided, but is empty
134 # #third case, no slice was provided
135 # nodes = self.driver.GetNodes()
136 nodes = self.driver.GetNodes()
137 #geni_available = options.get('geni_available')
139 #filter['boot_state'] = 'boot'
141 #filter.update({'peer_id': None})
142 #nodes = self.driver.GetNodes(filter['hostname'])
149 #site_ids.append(node['site_id'])
150 #interface_ids.extend(node['interface_ids'])
151 #tag_ids.extend(node['node_tag_ids'])
152 nodes_dict[node['node_id']] = node
155 #sites_dict = self.get_sites({'site_id': site_ids})
157 #interfaces = self.get_interfaces({'interface_id':interface_ids})
159 #node_tags = self.get_node_tags(tags_filter)
162 reserved_nodes = self.driver.GetNodesCurrentlyInUse()
165 # skip whitelisted nodes
166 #if node['slice_ids_whitelist']:
167 #if not slice or slice['slice_id'] not in node['slice_ids_whitelist']:
170 rspec_node = SlabNode()
171 # xxx how to retrieve site['login_base']
172 #site_id=node['site_id']
173 #site=sites_dict[site_id]
174 rspec_node['mobile'] = node['mobile']
175 rspec_node['archi'] = node['archi']
176 rspec_node['radio'] = node['radio']
178 slab_xrn = slab_xrn_object(self.driver.root_auth, node['hostname'])
179 rspec_node['component_id'] = slab_xrn.urn
180 rspec_node['component_name'] = node['hostname']
181 rspec_node['component_manager_id'] = \
182 hrn_to_urn(self.driver.root_auth, 'authority+sa')
184 # Senslab's nodes are federated : there is only one authority
185 # for all Senslab sites, registered in SFA.
186 # Removing the part including the site in authority_id SA 27/07/12
187 rspec_node['authority_id'] = rspec_node['component_manager_id']
189 # do not include boot state (<available> element) in the manifest rspec
192 # rspec_node['boot_state'] = node['boot_state']
193 # if node['hostname'] in reserved_nodes:
194 # rspec_node['boot_state'] = "Reserved"
195 rspec_node['boot_state'] = node['boot_state']
196 if node['hostname'] in reserved_nodes:
197 rspec_node['boot_state'] = "Reserved"
198 rspec_node['exclusive'] = 'True'
199 rspec_node['hardware_types'] = [HardwareType({'name': 'slab-node'})]
201 # only doing this because protogeni rspec needs
202 # to advertise available initscripts
203 #rspec_node['pl_initscripts'] = None
204 # add site/interface info to nodes.
205 # assumes that sites, interfaces and tags have already been prepared.
206 #site = sites_dict[node['site_id']]
207 location = Location({'country':'France'})
208 rspec_node['location'] = location
211 position = SlabPosition()
212 for field in position :
214 position[field] = node[field]
215 except KeyError, error :
216 logger.log_exc("SLABAGGREGATE\t get_rspec position %s "%(error))
218 rspec_node['position'] = position
219 #rspec_node['interfaces'] = []
221 #for if_id in node['interface_ids']:
222 #interface = Interface(interfaces[if_id])
223 #interface['ipv4'] = interface['ip']
224 #interface['component_id'] = PlXrn(auth=self.driver.hrn,
225 #interface='node%s:eth%s' % (node['node_id'], if_count)).get_urn()
226 # interfaces in the manifest need a client id
228 #interface['client_id'] = "%s:%s" % (node['node_id'], if_id)
229 #rspec_node['interfaces'].append(interface)
232 #tags = [PLTag(node_tags[tag_id]) for tag_id in node['node_tag_ids']]
234 granularity = Granularity({'grain': grain})
235 rspec_node['granularity'] = granularity
236 rspec_node['tags'] = []
237 if node['hostname'] in slivers:
239 sliver = slivers[node['hostname']]
240 rspec_node['sliver_id'] = sliver['sliver_id']
241 rspec_node['client_id'] = node['hostname']
242 rspec_node['slivers'] = [sliver]
244 # slivers always provide the ssh service
245 #login = Login({'authentication': 'ssh-keys', 'hostname': node['hostname'], 'port':'22', 'username': sliver['name']})
246 #service = Services({'login': login})
247 #rspec_node['services'] = [service]
248 rspec_nodes.append(rspec_node)
252 def get_leases(self, slice_record = None, options = {}):
254 now = int(time.time())
255 lease_filter = {'clip': now }
257 self.driver.synchronize_oar_and_slice_table()
259 #lease_filter.update({'name': slice_record['name']})
260 return_fields = ['lease_id', 'hostname', 'site_id', \
261 'name', 'start_time', 'duration']
262 #leases = self.driver.GetLeases(lease_filter)
263 leases = self.driver.GetLeases()
264 grain = self.driver.GetLeaseGranularity()
268 #as many leases as there are nodes in the job
269 for node in lease['reserved_nodes']:
270 rspec_lease = Lease()
271 rspec_lease['lease_id'] = lease['lease_id']
272 site = node['site_id']
273 slab_xrn = slab_xrn_object(self.driver.root_auth, node['hostname'])
274 rspec_lease['component_id'] = slab_xrn.urn
275 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
276 #site, node['hostname'])
277 rspec_lease['slice_id'] = lease['slice_id']
278 rspec_lease['start_time'] = lease['t_from']
279 rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) \
281 rspec_leases.append(rspec_lease)
286 #for lease in leases:
288 #rspec_lease = Lease()
290 ## xxx how to retrieve site['login_base']
292 #rspec_lease['lease_id'] = lease['lease_id']
293 #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, \
294 #site['login_base'], lease['hostname'])
295 #slice_hrn = slicename_to_hrn(self.driver.hrn, lease['name'])
296 #slice_urn = hrn_to_urn(slice_hrn, 'slice')
297 #rspec_lease['slice_id'] = slice_urn
298 #rspec_lease['t_from'] = lease['t_from']
299 #rspec_lease['t_until'] = lease['t_until']
300 #rspec_leases.append(rspec_lease)
302 #from plc/aggregate.py
303 def get_rspec(self, slice_xrn=None, version = None, options={}):
306 version_manager = VersionManager()
307 version = version_manager.get_version(version)
308 logger.debug("SlabAggregate \t get_rspec ***version %s \
309 version.type %s version.version %s options %s \r\n" \
310 %(version,version.type,version.version,options))
313 rspec_version = version_manager._get_version(version.type, \
314 version.version, 'ad')
317 rspec_version = version_manager._get_version(version.type, \
318 version.version, 'manifest')
320 slices, slivers = self.get_slice_and_slivers(slice_xrn)
321 #at this point sliver may be empty if no senslab job
322 #is running for this user/slice.
323 rspec = RSpec(version=rspec_version, user_options=options)
326 #if slice and 'expires' in slice:
327 #rspec.xml.set('expires', datetime_to_epoch(slice['expires']))
328 # add sliver defaults
329 #nodes, links = self.get_nodes(slice, slivers)
330 logger.debug("\r\n \r\n SlabAggregate \tget_rspec ******* slice_xrn %s \r\n \r\n"\
334 lease_option = options['list_leases']
338 if lease_option == 'resources':
339 #if not options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'leases':
340 nodes = self.get_nodes(slices, slivers)
341 #In case creating a job slice _xrn is not set to None
342 rspec.version.add_nodes(nodes)
344 #Get user associated with this slice
345 #user = dbsession.query(RegRecord).filter_by(record_id = \
346 #slices['record_id_user']).first()
348 #ldap_username = (user.hrn).split('.')[1]
349 ldap_username = slices['slice_hrn']
350 tmp = ldap_username.split('.')
351 ldap_username = tmp[1].split('_')[0]
352 logger.debug("SlabAggregate \tget_rspec **** \
353 ldap_username %s rspec.version %s\r\n" %(ldap_username, rspec.version))
354 if version.type == "Slab":
355 rspec.version.add_connection_information(ldap_username)
357 default_sliver = slivers.get(None, [])
359 default_sliver_attribs = default_sliver.get('tags', [])
360 logger.debug("SlabAggregate \tget_rspec **** \
361 default_sliver_attribs %s \r\n" %(default_sliver_attribs))
362 for attrib in default_dbsessionsliver_attribs:
365 rspec.version.add_default_sliver_attribute(attrib['tagname'], \
367 if lease_option in ['all','leases']:
368 #if options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'resources':
369 leases = self.get_leases(slices)
370 rspec.version.add_leases(leases)
372 logger.debug("SlabAggregate \tget_rspec ******* rspec_toxml %s \r\n"\