sfa/planetlab/plslices.py

   1 import time
   2 from types import StringTypes
   3 from collections import defaultdict
   4
   5 from sfa.util.sfatime import utcparse, datetime_to_epoch
   6 from sfa.util.sfalogging import logger
   7 from sfa.util.xrn import Xrn, get_leaf, get_authority, urn_to_hrn
   8 from sfa.rspecs.rspec import RSpec
   9 from sfa.planetlab.vlink import VLink
  10 from sfa.planetlab.topology import Topology
  11 from sfa.planetlab.plxrn import PlXrn, hrn_to_pl_slicename, xrn_to_hostname, xrn_to_ext_slicename, hrn_to_ext_loginbase, top_auth
  12 from sfa.storage.model import SliverAllocation
  13
  14 MAXINT =  2L**31-1
  15
  16 class PlSlices:
  17
  18     rspec_to_slice_tag = {'max_rate':'net_max_rate'}
  19
  20     def __init__(self, driver):
  21         self.driver = driver
  22
  23     def get_slivers(self, xrn, node=None):
  24         hrn, type = urn_to_hrn(xrn)
  25
  26         slice_name = hrn_to_pl_slicename(hrn)
  27         # XX Should we just call PLCAPI.GetSliceTicket(slice_name) instead
  28         # of doing all of this?
  29         #return self.driver.shell.GetSliceTicket(self.auth, slice_name)
  30
  31         # from PLCAPI.GetSlivers.get_slivers()
  32         slice_fields = ['slice_id', 'name', 'instantiation', 'expires', 'person_ids', 'slice_tag_ids']
  33         slices = self.driver.shell.GetSlices(slice_name, slice_fields)
  34         # Build up list of users and slice attributes
  35         person_ids = set()
  36         all_slice_tag_ids = set()
  37         for slice in slices:
  38             person_ids.update(slice['person_ids'])
  39             all_slice_tag_ids.update(slice['slice_tag_ids'])
  40         person_ids = list(person_ids)
  41         all_slice_tag_ids = list(all_slice_tag_ids)
  42         # Get user information
  43         all_persons_list = self.driver.shell.GetPersons({'person_id':person_ids,'enabled':True}, ['person_id', 'enabled', 'key_ids'])
  44         all_persons = {}
  45         for person in all_persons_list:
  46             all_persons[person['person_id']] = person
  47
  48         # Build up list of keys
  49         key_ids = set()
  50         for person in all_persons.values():
  51             key_ids.update(person['key_ids'])
  52         key_ids = list(key_ids)
  53         # Get user account keys
  54         all_keys_list = self.driver.shell.GetKeys(key_ids, ['key_id', 'key', 'key_type'])
  55         all_keys = {}
  56         for key in all_keys_list:
  57             all_keys[key['key_id']] = key
  58         # Get slice attributes
  59         all_slice_tags_list = self.driver.shell.GetSliceTags(all_slice_tag_ids)
  60         all_slice_tags = {}
  61         for slice_tag in all_slice_tags_list:
  62             all_slice_tags[slice_tag['slice_tag_id']] = slice_tag
  63
  64         slivers = []
  65         for slice in slices:
  66             keys = []
  67             for person_id in slice['person_ids']:
  68                 if person_id in all_persons:
  69                     person = all_persons[person_id]
  70                     if not person['enabled']:
  71                         continue
  72                     for key_id in person['key_ids']:
  73                         if key_id in all_keys:
  74                             key = all_keys[key_id]
  75                             keys += [{'key_type': key['key_type'],
  76                                     'key': key['key']}]
  77             attributes = []
  78             # All (per-node and global) attributes for this slice
  79             slice_tags = []
  80             for slice_tag_id in slice['slice_tag_ids']:
  81                 if slice_tag_id in all_slice_tags:
  82                     slice_tags.append(all_slice_tags[slice_tag_id])
  83             # Per-node sliver attributes take precedence over global
  84             # slice attributes, so set them first.
  85             # Then comes nodegroup slice attributes
  86             # Followed by global slice attributes
  87             sliver_attributes = []
  88
  89             if node is not None:
  90                 for sliver_attribute in filter(lambda a: a['node_id'] == node['node_id'], slice_tags):
  91                     sliver_attributes.append(sliver_attribute['tagname'])
  92                     attributes.append({'tagname': sliver_attribute['tagname'],
  93                                     'value': sliver_attribute['value']})
  94
  95             # set nodegroup slice attributes
  96             for slice_tag in filter(lambda a: a['nodegroup_id'] in node['nodegroup_ids'], slice_tags):
  97                 # Do not set any nodegroup slice attributes for
  98                 # which there is at least one sliver attribute
  99                 # already set.
 100                 if slice_tag not in slice_tags:
 101                     attributes.append({'tagname': slice_tag['tagname'],
 102                         'value': slice_tag['value']})
 103
 104             for slice_tag in filter(lambda a: a['node_id'] is None, slice_tags):
 105                 # Do not set any global slice attributes for
 106                 # which there is at least one sliver attribute
 107                 # already set.
 108                 if slice_tag['tagname'] not in sliver_attributes:
 109                     attributes.append({'tagname': slice_tag['tagname'],
 110                                    'value': slice_tag['value']})
 111
 112             # XXX Sanity check; though technically this should be a system invariant
 113             # checked with an assertion
 114             if slice['expires'] > MAXINT:  slice['expires']= MAXINT
 115
 116             slivers.append({
 117                 'hrn': hrn,
 118                 'name': slice['name'],
 119                 'slice_id': slice['slice_id'],
 120                 'instantiation': slice['instantiation'],
 121                 'expires': slice['expires'],
 122                 'keys': keys,
 123                 'attributes': attributes
 124             })
 125
 126         return slivers
 127
 128     def get_peer(self, xrn):
 129         hrn, type = urn_to_hrn(xrn)
 130         # Becaues of myplc federation,  we first need to determine if this
 131         # slice belongs to out local plc or a myplc peer. We will assume it
 132         # is a local site, unless we find out otherwise
 133         peer = None
 134
 135         # get this slice's authority (site)
 136         slice_authority = get_authority(hrn)
 137
 138         # get this site's authority (sfa root authority or sub authority)
 139         site_authority = get_authority(slice_authority).lower()
 140
 141         # check if we are already peered with this site_authority, if so
 142         peers = self.driver.shell.GetPeers({}, ['peer_id', 'peername', 'shortname', 'hrn_root'])
 143         for peer_record in peers:
 144             names = [name.lower() for name in peer_record.values() if isinstance(name, StringTypes)]
 145             if site_authority in names:
 146                 peer = peer_record
 147
 148         return peer
 149
 150     def get_sfa_peer(self, xrn):
 151         hrn, type = urn_to_hrn(xrn)
 152
 153         # return the authority for this hrn or None if we are the authority
 154         sfa_peer = None
 155         slice_authority = get_authority(hrn)
 156         site_authority = get_authority(slice_authority)
 157
 158         if site_authority != self.driver.hrn:
 159             sfa_peer = site_authority
 160
 161         return sfa_peer
 162
 163     def verify_slice_leases(self, slice, rspec_requested_leases, peer):
 164
 165         leases = self.driver.shell.GetLeases({'name':slice['name'], 'clip':int(time.time())}, ['lease_id','name', 'hostname', 't_from', 't_until'])
 166         grain = self.driver.shell.GetLeaseGranularity()
 167
 168         requested_leases = []
 169         for lease in rspec_requested_leases:
 170              requested_lease = {}
 171              slice_hrn, _ = urn_to_hrn(lease['slice_id'])
 172              top_auth_hrn = top_auth(slice_hrn)
 173              if top_auth_hrn == self.driver.hrn:
 174                  slice_name = hrn_to_pl_slicename(lease['slice_id'])
 175              else:
 176                  slice_name = xrn_to_ext_slicename(lease['slice_id'])
 177              if slice_name != slice['name']:
 178                  continue
 179              elif Xrn(lease['component_id']).get_authority_urn().split(':')[0] != self.driver.hrn:
 180                  continue
 181
 182              hostname = xrn_to_hostname(lease['component_id'])
 183              # fill the requested node with nitos ids
 184              requested_lease['name'] = slice['name']
 185              requested_lease['hostname'] = hostname
 186              requested_lease['t_from'] = int(lease['start_time'])
 187              requested_lease['t_until'] = int(lease['duration']) * grain + int(lease['start_time'])
 188              requested_leases.append(requested_lease)
 189
 190
 191
 192         # prepare actual slice leases by lease_id
 193         leases_by_id = {}
 194         for lease in leases:
 195              leases_by_id[lease['lease_id']] = {'name': lease['name'], 'hostname': lease['hostname'], \
 196                                                 't_from': lease['t_from'], 't_until': lease['t_until']}
 197
 198         added_leases = []
 199         kept_leases_id = []
 200         deleted_leases_id = []
 201         for lease_id in leases_by_id:
 202              if leases_by_id[lease_id] not in requested_leases:
 203                  deleted_leases_id.append(lease_id)
 204              else:
 205                  kept_leases_id.append(lease_id)
 206                  requested_leases.remove(leases_by_id[lease_id])
 207         added_leases = requested_leases
 208
 209
 210         try:
 211             if peer:
 212                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 213             self.driver.shell.DeleteLeases(deleted_leases_id)
 214             for lease in added_leases:
 215                 self.driver.shell.AddLeases(lease['hostname'], slice['name'], lease['t_from'], lease['t_until'])
 216
 217         except:
 218             logger.log_exc('Failed to add/remove slice leases')
 219
 220         return leases
 221
 222
 223     def verify_slice_nodes(self, slice_urn, slice, rspec_nodes, peer):
 224
 225         slivers = {}
 226         for node in rspec_nodes:
 227             hostname = node.get('component_name')
 228             client_id = node.get('client_id')
 229             component_id = node.get('component_id').strip()
 230             if hostname:
 231                 hostname = hostname.strip()
 232             elif component_id:
 233                 hostname = xrn_to_hostname(component_id)
 234             if hostname:
 235                 slivers[hostname] = {'client_id': client_id, 'component_id': component_id}
 236
 237         nodes = self.driver.shell.GetNodes(slice['node_ids'], ['node_id', 'hostname', 'interface_ids'])
 238         current_slivers = [node['hostname'] for node in nodes]
 239
 240         # remove nodes not in rspec
 241         deleted_nodes = list(set(current_slivers).difference(slivers.keys()))
 242
 243         # add nodes from rspec
 244         added_nodes = list(set(slivers.keys()).difference(current_slivers))
 245
 246         try:
 247             if peer:
 248                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 249             self.driver.shell.AddSliceToNodes(slice['name'], added_nodes)
 250             self.driver.shell.DeleteSliceFromNodes(slice['name'], deleted_nodes)
 251
 252         except:
 253             logger.log_exc('Failed to add/remove slice from nodes')
 254
 255         slices = self.driver.shell.GetSlices(slice['name'], ['node_ids'])
 256         resulting_nodes = self.driver.shell.GetNodes(slices[0]['node_ids'])
 257
 258         # update sliver allocations
 259         for node in resulting_nodes:
 260             client_id = slivers[node['hostname']]['client_id']
 261             component_id = slivers[node['hostname']]['component_id']
 262             sliver_hrn = '%s.%s-%s' % (self.driver.hrn, slice['slice_id'], node['node_id'])
 263             sliver_id = Xrn(sliver_hrn, type='sliver').urn
 264             record = SliverAllocation(sliver_id=sliver_id, client_id=client_id,
 265                                       component_id=component_id,
 266                                       slice_urn = slice_urn,
 267                                       allocation_state='geni_allocated')
 268             record.sync(self.driver.api.dbsession())
 269         return resulting_nodes
 270
 271     def free_egre_key(self):
 272         used = set()
 273         for tag in self.driver.shell.GetSliceTags({'tagname': 'egre_key'}):
 274                 used.add(int(tag['value']))
 275
 276         for i in range(1, 256):
 277             if i not in used:
 278                 key = i
 279                 break
 280         else:
 281             raise KeyError("No more EGRE keys available")
 282
 283         return str(key)
 284
 285     def verify_slice_links(self, slice, requested_links, nodes):
 286
 287         if not requested_links:
 288             return
 289
 290         # exit if links are not supported here
 291         topology = Topology()
 292         if not topology:
 293             return
 294
 295         # build dict of nodes
 296         nodes_dict = {}
 297         interface_ids = []
 298         for node in nodes:
 299             nodes_dict[node['node_id']] = node
 300             interface_ids.extend(node['interface_ids'])
 301         # build dict of interfaces
 302         interfaces = self.driver.shell.GetInterfaces(interface_ids)
 303         interfaces_dict = {}
 304         for interface in interfaces:
 305             interfaces_dict[interface['interface_id']] = interface
 306
 307         slice_tags = []
 308
 309         # set egre key
 310         slice_tags.append({'name': 'egre_key', 'value': self.free_egre_key()})
 311
 312         # set netns
 313         slice_tags.append({'name': 'netns', 'value': '1'})
 314
 315         # set cap_net_admin
 316         # need to update the attribute string?
 317         slice_tags.append({'name': 'capabilities', 'value': 'CAP_NET_ADMIN'})
 318
 319         for link in requested_links:
 320             # get the ip address of the first node in the link
 321             ifname1 = Xrn(link['interface1']['component_id']).get_leaf()
 322             ifname_parts = ifname1.split(':')
 323             node_raw = ifname_parts[0]
 324             device = None
 325             if len(ifname_parts) > 1:
 326                 device = ifname_parts[1]
 327             node_id = int(node_raw.replace('node', ''))
 328             node = nodes_dict[node_id]
 329             if1 = interfaces_dict[node['interface_ids'][0]]
 330             ipaddr = if1['ip']
 331             topo_rspec = VLink.get_topo_rspec(link, ipaddr)
 332             # set topo_rspec tag
 333             slice_tags.append({'name': 'topo_rspec', 'value': str([topo_rspec]), 'node_id': node_id})
 334             # set vini_topo tag
 335             slice_tags.append({'name': 'vini_topo', 'value': 'manual', 'node_id': node_id})
 336             #self.driver.shell.AddSliceTag(slice['name'], 'topo_rspec', str([topo_rspec]), node_id)
 337
 338         self.verify_slice_attributes(slice, slice_tags, {'append': True}, admin=True)
 339
 340
 341
 342     def handle_peer(self, site, slice, persons, peer):
 343         if peer:
 344             # bind site
 345             try:
 346                 if site:
 347                     self.driver.shell.BindObjectToPeer('site', site['site_id'], peer['shortname'], slice['site_id'])
 348             except Exception,e:
 349                 self.driver.shell.DeleteSite(site['site_id'])
 350                 raise e
 351
 352             # bind slice
 353             try:
 354                 if slice:
 355                     self.driver.shell.BindObjectToPeer('slice', slice['slice_id'], peer['shortname'], slice['slice_id'])
 356             except Exception,e:
 357                 self.driver.shell.DeleteSlice(slice['slice_id'])
 358                 raise e
 359
 360             # bind persons
 361             for person in persons:
 362                 try:
 363                     self.driver.shell.BindObjectToPeer('person',
 364                                                      person['person_id'], peer['shortname'], person['peer_person_id'])
 365
 366                     for (key, remote_key_id) in zip(person['keys'], person['key_ids']):
 367                         try:
 368                             self.driver.shell.BindObjectToPeer( 'key', key['key_id'], peer['shortname'], remote_key_id)
 369                         except:
 370                             self.driver.shell.DeleteKey(key['key_id'])
 371                             logger("failed to bind key: %s to peer: %s " % (key['key_id'], peer['shortname']))
 372                 except Exception,e:
 373                     self.driver.shell.DeletePerson(person['person_id'])
 374                     raise e
 375
 376         return slice
 377
 378     def verify_site(self, slice_xrn, slice_record={}, peer=None, sfa_peer=None, options={}):
 379         (slice_hrn, type) = urn_to_hrn(slice_xrn)
 380         top_auth_hrn = top_auth(slice_hrn)
 381         if top_auth_hrn == self.driver.hrn:
 382             # login base can't be longer than 20 characters
 383             slicename = hrn_to_pl_slicename(slice_hrn)
 384             authority_name = slicename.split('_')[0]
 385             login_base = authority_name[:20]
 386         else:
 387             login_base = hrn_to_ext_loginbase(slice_hrn)
 388             authority_name = login_base
 389
 390         sites = self.driver.shell.GetSites(login_base)
 391         if not sites:
 392             # create new site record
 393             site = {'name': 'sfa.%s' % authority_name,
 394                     'abbreviated_name': authority_name,
 395                     'login_base': login_base,
 396                     'max_slices': 100,
 397                     'max_slivers': 1000,
 398                     'enabled': True,
 399                     'peer_site_id': None}
 400             if peer:
 401                 site['peer_site_id'] = slice_record.get('site_id', None)
 402             site['site_id'] = self.driver.shell.AddSite(site)
 403             # exempt federated sites from monitor policies
 404             self.driver.shell.AddSiteTag(site['site_id'], 'exempt_site_until', "20200101")
 405
 406 #            # is this still necessary?
 407 #            # add record to the local registry
 408 #            if sfa_peer and slice_record:
 409 #                peer_dict = {'type': 'authority', 'hrn': site_hrn, \
 410 #                             'peer_authority': sfa_peer, 'pointer': site['site_id']}
 411 #                self.registry.register_peer_object(self.credential, peer_dict)
 412         else:
 413             site =  sites[0]
 414             if peer:
 415                 # unbind from peer so we can modify if necessary. Will bind back later
 416                 self.driver.shell.UnBindObjectFromPeer('site', site['site_id'], peer['shortname'])
 417
 418         return site
 419
 420
 421     def verify_slice(self, slice_hrn, slice_record, peer, sfa_peer, expiration, options={}):
 422         top_auth_hrn = top_auth(slice_hrn)
 423         if top_auth_hrn == self.driver.hrn:
 424             slicename = hrn_to_pl_slicename(slice_hrn)
 425             parts = slicename.split("_")
 426             login_base = parts[0]
 427         else:
 428             login_base = hrn_to_ext_loginbase(slice_hrn)
 429             slicename = xrn_to_ext_slicename(slice_hrn)
 430
 431         slices = self.driver.shell.GetSlices([slicename])
 432         expires = int(datetime_to_epoch(utcparse(expiration)))
 433         if not slices:
 434             slice = {'name': slicename,
 435                      'url': slice_record.get('url', slice_hrn),
 436                      'description': slice_record.get('description', slice_hrn)}
 437             # add the slice
 438             slice['slice_id'] = self.driver.shell.AddSlice(slice)
 439             slice['node_ids'] = []
 440             slice['person_ids'] = []
 441             # set the slice HRN
 442             self.driver.shell.SetSliceHrn(int(slice['slice_id']), slice_hrn)
 443
 444             if peer and slice_record:
 445                 slice['peer_slice_id'] = slice_record.get('slice_id', None)
 446             # set the expiration
 447             self.driver.shell.UpdateSlice(slice['slice_id'], {'expires': expires})
 448         else:
 449             slice = slices[0]
 450             # Check slice HRN
 451             if self.driver.shell.GetSliceHrn(slice['slice_id']) != slice_hrn:
 452                 self.driver.shell.SetSliceHrn(slice['slice_id'], slice_hrn)
 453
 454             if peer and slice_record:
 455                 slice['peer_slice_id'] = slice_record.get('slice_id', None)
 456                 # unbind from peer so we can modify if necessary. Will bind back later
 457                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 458
 459                 #Update expiration if necessary
 460             if slice['expires'] != expires:
 461                 self.driver.shell.UpdateSlice( slice['slice_id'], {'expires' : expires})
 462
 463         return slice
 464
 465     #def get_existing_persons(self, users):
 466     def verify_persons(self, slice_hrn, slice_record, users, peer, sfa_peer, options={}):
 467         users_by_email = {}
 468         users_by_site = defaultdict(list)
 469         users_dict = {}
 470         for user in users:
 471             user['urn'] = user['urn'].lower()
 472             hrn, type = urn_to_hrn(user['urn'])
 473             username = get_leaf(hrn)
 474             user['username'] = username
 475
 476             top_auth_hrn = top_auth(hrn)
 477
 478             if top_auth_hrn == self.driver.hrn:
 479                 login_base = PlXrn(xrn=user['urn']).pl_login_base()
 480             else:
 481                 login_base = hrn_to_ext_loginbase(hrn)
 482
 483             user['site'] = login_base
 484             if 'email' in user:
 485                 user['email'] = user['email'].lower()
 486                 users_by_email[user['email']] = user
 487                 users_dict[user['email']] = user
 488             else:
 489                 users_by_site[user['site']].append(user)
 490
 491         # start building a list of existing users
 492         existing_user_ids = []
 493         existing_user_ids_filter = []
 494         if users_by_email:
 495             existing_user_ids_filter.extend(users_by_email.keys())
 496         if users_by_site:
 497             for login_base in users_by_site:
 498                 users = users_by_site[login_base]
 499                 for user in users:
 500                     existing_user_ids_filter.append(user['username']+'@geni.net')
 501
 502         if existing_user_ids_filter:
 503             # get existing users by email
 504             existing_users = self.driver.shell.GetPersons({'email': existing_user_ids_filter},
 505                                                         ['person_id', 'key_ids', 'email'])
 506             existing_user_ids.extend([user['email'] for user in existing_users])
 507
 508         if users_by_site:
 509             # get a list of user sites (based on requeste user urns
 510             site_list = self.driver.shell.GetSites(users_by_site.keys(), \
 511                 ['site_id', 'login_base', 'person_ids'])
 512             # get all existing users at these sites
 513             sites = {}
 514             site_user_ids = []
 515             for site in site_list:
 516                 sites[site['site_id']] = site
 517                 site_user_ids.extend(site['person_ids'])
 518
 519             existing_site_persons_list = self.driver.shell.GetPersons(site_user_ids,
 520                                                                     ['person_id', 'key_ids', 'email', 'site_ids'])
 521
 522             # all requested users are either existing users or new (added) users
 523             for login_base in users_by_site:
 524                 requested_site_users = users_by_site[login_base]
 525                 for requested_user in requested_site_users:
 526                     user_found = False
 527                     for existing_user in existing_site_persons_list:
 528                         for site_id in existing_user['site_ids']:
 529                             if site_id in sites:
 530                                 site = sites[site_id]
 531                                 if login_base == site['login_base'] and \
 532                                    existing_user['email'].startswith(requested_user['username']+'@'):
 533                                     existing_user_ids.append(existing_user['email'])
 534                                     requested_user['email'] = existing_user['email']
 535                                     users_dict[existing_user['email']] = requested_user
 536                                     user_found = True
 537                                     break
 538                         if user_found:
 539                             break
 540
 541                     if user_found == False:
 542                         fake_email = requested_user['username'] + '@geni.net'
 543                         requested_user['email'] = fake_email
 544                         users_dict[fake_email] = requested_user
 545
 546         # requested slice users
 547         requested_user_ids = users_dict.keys()
 548         # existing slice users
 549         existing_slice_users_filter = {'person_id': slice_record.get('person_ids', [])}
 550         existing_slice_users = self.driver.shell.GetPersons(existing_slice_users_filter,
 551                                                           ['person_id', 'key_ids', 'email'])
 552         existing_slice_user_ids = [user['email'] for user in existing_slice_users]
 553
 554         # users to be added, removed or updated
 555         added_user_ids = set(requested_user_ids).difference(existing_user_ids)
 556         added_slice_user_ids = set(requested_user_ids).difference(existing_slice_user_ids)
 557         removed_user_ids = set(existing_slice_user_ids).difference(requested_user_ids)
 558         updated_user_ids = set(existing_slice_user_ids).intersection(requested_user_ids)
 559
 560         # Remove stale users (only if we are not appending).
 561         # Append by default.
 562         append = options.get('append', True)
 563         if append == False:
 564             for removed_user_id in removed_user_ids:
 565                 self.driver.shell.DeletePersonFromSlice(removed_user_id, slice_record['name'])
 566         # update_existing users
 567         updated_users_list = [user for user in users_dict.values() if user['email'] in \
 568           updated_user_ids]
 569         self.verify_keys(existing_slice_users, updated_users_list, peer, options)
 570
 571         added_persons = []
 572         # add new users
 573         for added_user_id in added_user_ids:
 574             added_user = users_dict[added_user_id]
 575             hrn, type = urn_to_hrn(added_user['urn'])
 576             person = {
 577                 'first_name': added_user.get('first_name', hrn),
 578                 'last_name': added_user.get('last_name', hrn),
 579                 'email': added_user_id,
 580                 #'peer_person_id': None,
 581                 #'keys': [],
 582                 #'key_ids': added_user.get('key_ids', []),
 583             }
 584             person['person_id'] = self.driver.shell.AddPerson(person)
 585             self.driver.shell.AddRoleToPerson('user', int(person['person_id']))
 586             # check user HRN
 587             if self.driver.shell.GetPersonHrn(int(person['person_id'])) != hrn:
 588                 self.driver.shell.SetPersonHrn(int(person['person_id']), hrn)
 589
 590             if peer:
 591                 person['peer_person_id'] = added_user['person_id']
 592             added_persons.append(person)
 593
 594             # enable the account
 595             self.driver.shell.UpdatePerson(person['person_id'], {'enabled': True})
 596
 597             # add person to site
 598             self.driver.shell.AddPersonToSite(added_user_id, added_user['site'])
 599
 600             for key_string in added_user.get('keys', []):
 601                 key = {'key':key_string, 'key_type':'ssh'}
 602                 key['key_id'] = self.driver.shell.AddPersonKey(person['person_id'], key)
 603                 if 'keys' not in person:
 604                     person['keys'] = []
 605                 person['keys'].append(key)
 606
 607             # add the registry record
 608 #            if sfa_peer:
 609 #                peer_dict = {'type': 'user', 'hrn': hrn, 'peer_authority': sfa_peer, \
 610 #                    'pointer': person['person_id']}
 611 #                self.registry.register_peer_object(self.credential, peer_dict)
 612
 613         for added_slice_user_id in added_slice_user_ids.union(added_user_ids):
 614             # add person to the slice
 615             self.driver.shell.AddPersonToSlice(added_slice_user_id, slice_record['name'])
 616             # if this is a peer record then it should already be bound to a peer.
 617             # no need to return worry about it getting bound later
 618
 619         return added_persons
 620
 621
 622     def verify_keys(self, persons, users, peer, options={}):
 623         # existing keys
 624         key_ids = []
 625         for person in persons:
 626             key_ids.extend(person['key_ids'])
 627         keylist = self.driver.shell.GetKeys(key_ids, ['key_id', 'key'])
 628         keydict = {}
 629         for key in keylist:
 630             keydict[key['key']] = key['key_id']
 631         existing_keys = keydict.keys()
 632         persondict = {}
 633         for person in persons:
 634             persondict[person['email']] = person
 635
 636         # add new keys
 637         requested_keys = []
 638         updated_persons = []
 639         for user in users:
 640             user_keys = user.get('keys', [])
 641             updated_persons.append(user)
 642             for key_string in user_keys:
 643                 requested_keys.append(key_string)
 644                 if key_string not in existing_keys:
 645                     key = {'key': key_string, 'key_type': 'ssh'}
 646                     try:
 647                         if peer:
 648                             person = persondict[user['email']]
 649                             self.driver.shell.UnBindObjectFromPeer('person', person['person_id'], peer['shortname'])
 650                         key['key_id'] = self.driver.shell.AddPersonKey(user['email'], key)
 651                         if peer:
 652                             key_index = user_keys.index(key['key'])
 653                             remote_key_id = user['key_ids'][key_index]
 654                             self.driver.shell.BindObjectToPeer('key', key['key_id'], peer['shortname'], remote_key_id)
 655
 656                     finally:
 657                         if peer:
 658                             self.driver.shell.BindObjectToPeer('person', person['person_id'], peer['shortname'], user['person_id'])
 659
 660         # remove old keys (only if we are not appending)
 661         append = options.get('append', True)
 662         if append == False:
 663             removed_keys = set(existing_keys).difference(requested_keys)
 664             for existing_key_id in keydict:
 665                 if keydict[existing_key_id] in removed_keys:
 666                     try:
 667                         if peer:
 668                             self.driver.shell.UnBindObjectFromPeer('key', existing_key_id, peer['shortname'])
 669                         self.driver.shell.DeleteKey(existing_key_id)
 670                     except:
 671                         pass
 672
 673     def verify_slice_attributes(self, slice, requested_slice_attributes, options={}, admin=False):
 674         append = options.get('append', True)
 675         # get list of attributes users ar able to manage
 676         filter = {'category': '*slice*'}
 677         if not admin:
 678             filter['|roles'] = ['user']
 679         slice_attributes = self.driver.shell.GetTagTypes(filter)
 680         valid_slice_attribute_names = [attribute['tagname'] for attribute in slice_attributes]
 681
 682         # get sliver attributes
 683         added_slice_attributes = []
 684         removed_slice_attributes = []
 685         ignored_slice_attribute_names = []
 686         existing_slice_attributes = self.driver.shell.GetSliceTags({'slice_id': slice['slice_id']})
 687
 688         # get attributes that should be removed
 689         for slice_tag in existing_slice_attributes:
 690             if slice_tag['tagname'] in ignored_slice_attribute_names:
 691                 # If a slice already has a admin only role it was probably given to them by an
 692                 # admin, so we should ignore it.
 693                 ignored_slice_attribute_names.append(slice_tag['tagname'])
 694             else:
 695                 # If an existing slice attribute was not found in the request it should
 696                 # be removed
 697                 attribute_found=False
 698                 for requested_attribute in requested_slice_attributes:
 699                     if requested_attribute['name'] == slice_tag['tagname'] and \
 700                        requested_attribute['value'] == slice_tag['value']:
 701                         attribute_found=True
 702                         break
 703
 704             if not attribute_found and not append:
 705                 removed_slice_attributes.append(slice_tag)
 706
 707         # get attributes that should be added:
 708         for requested_attribute in requested_slice_attributes:
 709             # if the requested attribute wasn't found  we should add it
 710             if requested_attribute['name'] in valid_slice_attribute_names:
 711                 attribute_found = False
 712                 for existing_attribute in existing_slice_attributes:
 713                     if requested_attribute['name'] == existing_attribute['tagname'] and \
 714                        requested_attribute['value'] == existing_attribute['value']:
 715                         attribute_found=True
 716                         break
 717                 if not attribute_found:
 718                     added_slice_attributes.append(requested_attribute)
 719
 720
 721         # remove stale attributes
 722         for attribute in removed_slice_attributes:
 723             try:
 724                 self.driver.shell.DeleteSliceTag(attribute['slice_tag_id'])
 725             except Exception, e:
 726                 logger.warn('Failed to remove sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
 727                                 % (slice['name'], attribute['value'],  attribute.get('node_id'), str(e)))
 728
 729         # add requested_attributes
 730         for attribute in added_slice_attributes:
 731             try:
 732                 self.driver.shell.AddSliceTag(slice['name'], attribute['name'], attribute['value'], attribute.get('node_id', None))
 733             except Exception, e:
 734                 logger.warn('Failed to add sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
 735                                 % (slice['name'], attribute['value'],  attribute.get('node_id'), str(e)))
 736