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 from sfa.storage.alchemy import dbsession
  14
  15 MAXINT =  2L**31-1
  16
  17 class PlSlices:
  18
  19     rspec_to_slice_tag = {'max_rate':'net_max_rate'}
  20
  21     def __init__(self, driver):
  22         self.driver = driver
  23
  24     def get_slivers(self, xrn, node=None):
  25         hrn, type = urn_to_hrn(xrn)
  26
  27         slice_name = hrn_to_pl_slicename(hrn)
  28         # XX Should we just call PLCAPI.GetSliceTicket(slice_name) instead
  29         # of doing all of this?
  30         #return self.driver.shell.GetSliceTicket(self.auth, slice_name)
  31
  32         # from PLCAPI.GetSlivers.get_slivers()
  33         slice_fields = ['slice_id', 'name', 'instantiation', 'expires', 'person_ids', 'slice_tag_ids']
  34         slices = self.driver.shell.GetSlices(slice_name, slice_fields)
  35         # Build up list of users and slice attributes
  36         person_ids = set()
  37         all_slice_tag_ids = set()
  38         for slice in slices:
  39             person_ids.update(slice['person_ids'])
  40             all_slice_tag_ids.update(slice['slice_tag_ids'])
  41         person_ids = list(person_ids)
  42         all_slice_tag_ids = list(all_slice_tag_ids)
  43         # Get user information
  44         all_persons_list = self.driver.shell.GetPersons({'person_id':person_ids,'enabled':True}, ['person_id', 'enabled', 'key_ids'])
  45         all_persons = {}
  46         for person in all_persons_list:
  47             all_persons[person['person_id']] = person
  48
  49         # Build up list of keys
  50         key_ids = set()
  51         for person in all_persons.values():
  52             key_ids.update(person['key_ids'])
  53         key_ids = list(key_ids)
  54         # Get user account keys
  55         all_keys_list = self.driver.shell.GetKeys(key_ids, ['key_id', 'key', 'key_type'])
  56         all_keys = {}
  57         for key in all_keys_list:
  58             all_keys[key['key_id']] = key
  59         # Get slice attributes
  60         all_slice_tags_list = self.driver.shell.GetSliceTags(all_slice_tag_ids)
  61         all_slice_tags = {}
  62         for slice_tag in all_slice_tags_list:
  63             all_slice_tags[slice_tag['slice_tag_id']] = slice_tag
  64
  65         slivers = []
  66         for slice in slices:
  67             keys = []
  68             for person_id in slice['person_ids']:
  69                 if person_id in all_persons:
  70                     person = all_persons[person_id]
  71                     if not person['enabled']:
  72                         continue
  73                     for key_id in person['key_ids']:
  74                         if key_id in all_keys:
  75                             key = all_keys[key_id]
  76                             keys += [{'key_type': key['key_type'],
  77                                     'key': key['key']}]
  78             attributes = []
  79             # All (per-node and global) attributes for this slice
  80             slice_tags = []
  81             for slice_tag_id in slice['slice_tag_ids']:
  82                 if slice_tag_id in all_slice_tags:
  83                     slice_tags.append(all_slice_tags[slice_tag_id])
  84             # Per-node sliver attributes take precedence over global
  85             # slice attributes, so set them first.
  86             # Then comes nodegroup slice attributes
  87             # Followed by global slice attributes
  88             sliver_attributes = []
  89
  90             if node is not None:
  91                 for sliver_attribute in filter(lambda a: a['node_id'] == node['node_id'], slice_tags):
  92                     sliver_attributes.append(sliver_attribute['tagname'])
  93                     attributes.append({'tagname': sliver_attribute['tagname'],
  94                                     'value': sliver_attribute['value']})
  95
  96             # set nodegroup slice attributes
  97             for slice_tag in filter(lambda a: a['nodegroup_id'] in node['nodegroup_ids'], slice_tags):
  98                 # Do not set any nodegroup slice attributes for
  99                 # which there is at least one sliver attribute
 100                 # already set.
 101                 if slice_tag not in slice_tags:
 102                     attributes.append({'tagname': slice_tag['tagname'],
 103                         'value': slice_tag['value']})
 104
 105             for slice_tag in filter(lambda a: a['node_id'] is None, slice_tags):
 106                 # Do not set any global slice attributes for
 107                 # which there is at least one sliver attribute
 108                 # already set.
 109                 if slice_tag['tagname'] not in sliver_attributes:
 110                     attributes.append({'tagname': slice_tag['tagname'],
 111                                    'value': slice_tag['value']})
 112
 113             # XXX Sanity check; though technically this should be a system invariant
 114             # checked with an assertion
 115             if slice['expires'] > MAXINT:  slice['expires']= MAXINT
 116
 117             slivers.append({
 118                 'hrn': hrn,
 119                 'name': slice['name'],
 120                 'slice_id': slice['slice_id'],
 121                 'instantiation': slice['instantiation'],
 122                 'expires': slice['expires'],
 123                 'keys': keys,
 124                 'attributes': attributes
 125             })
 126
 127         return slivers
 128
 129     def get_peer(self, xrn):
 130         hrn, type = urn_to_hrn(xrn)
 131         # Becaues of myplc federation,  we first need to determine if this
 132         # slice belongs to out local plc or a myplc peer. We will assume it
 133         # is a local site, unless we find out otherwise
 134         peer = None
 135
 136         # get this slice's authority (site)
 137         slice_authority = get_authority(hrn)
 138
 139         # get this site's authority (sfa root authority or sub authority)
 140         site_authority = get_authority(slice_authority).lower()
 141
 142         # check if we are already peered with this site_authority, if so
 143         peers = self.driver.shell.GetPeers({}, ['peer_id', 'peername', 'shortname', 'hrn_root'])
 144         for peer_record in peers:
 145             names = [name.lower() for name in peer_record.values() if isinstance(name, StringTypes)]
 146             if site_authority in names:
 147                 peer = peer_record
 148
 149         return peer
 150
 151     def get_sfa_peer(self, xrn):
 152         hrn, type = urn_to_hrn(xrn)
 153
 154         # return the authority for this hrn or None if we are the authority
 155         sfa_peer = None
 156         slice_authority = get_authority(hrn)
 157         site_authority = get_authority(slice_authority)
 158
 159         if site_authority != self.driver.hrn:
 160             sfa_peer = site_authority
 161
 162         return sfa_peer
 163
 164     def verify_slice_leases(self, slice, rspec_requested_leases, peer):
 165
 166         leases = self.driver.shell.GetLeases({'name':slice['name'], 'clip':int(time.time())}, ['lease_id','name', 'hostname', 't_from', 't_until'])
 167         grain = self.driver.shell.GetLeaseGranularity()
 168
 169         requested_leases = []
 170         for lease in rspec_requested_leases:
 171              requested_lease = {}
 172              slice_hrn, _ = urn_to_hrn(lease['slice_id'])
 173              top_auth_hrn = top_auth(slice_hrn)
 174              if top_auth_hrn == self.driver.hrn:
 175                  slice_name = hrn_to_pl_slicename(lease['slice_id'])
 176              else:
 177                  slice_name = xrn_to_ext_slicename(lease['slice_id'])
 178              if slice_name != slice['name']:
 179                  continue
 180              elif Xrn(lease['component_id']).get_authority_urn().split(':')[0] != self.driver.hrn:
 181                  continue
 182
 183              hostname = xrn_to_hostname(lease['component_id'])
 184              # fill the requested node with nitos ids
 185              requested_lease['name'] = slice['name']
 186              requested_lease['hostname'] = hostname
 187              requested_lease['t_from'] = int(lease['start_time'])
 188              requested_lease['t_until'] = int(lease['duration']) * grain + int(lease['start_time'])
 189              requested_leases.append(requested_lease)
 190
 191
 192
 193         # prepare actual slice leases by lease_id
 194         leases_by_id = {}
 195         for lease in leases:
 196              leases_by_id[lease['lease_id']] = {'name': lease['name'], 'hostname': lease['hostname'], \
 197                                                 't_from': lease['t_from'], 't_until': lease['t_until']}
 198
 199         added_leases = []
 200         kept_leases_id = []
 201         deleted_leases_id = []
 202         for lease_id in leases_by_id:
 203              if leases_by_id[lease_id] not in requested_leases:
 204                  deleted_leases_id.append(lease_id)
 205              else:
 206                  kept_leases_id.append(lease_id)
 207                  requested_leases.remove(leases_by_id[lease_id])
 208         added_leases = requested_leases
 209
 210
 211         try:
 212             if peer:
 213                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 214             self.driver.shell.DeleteLeases(deleted_leases_id)
 215             for lease in added_leases:
 216                 self.driver.shell.AddLeases(lease['hostname'], slice['name'], lease['t_from'], lease['t_until'])
 217
 218         except:
 219             logger.log_exc('Failed to add/remove slice leases')
 220
 221         return leases
 222
 223
 224     def verify_slice_nodes(self, slice_urn, slice, rspec_nodes, peer):
 225
 226         slivers = {}
 227         for node in rspec_nodes:
 228             hostname = node.get('component_name')
 229             client_id = node.get('client_id')
 230             component_id = node.get('component_id').strip()
 231             if hostname:
 232                 hostname = hostname.strip()
 233             elif component_id:
 234                 hostname = xrn_to_hostname(component_id)
 235             if hostname:
 236                 slivers[hostname] = {'client_id': client_id, 'component_id': component_id}
 237
 238         nodes = self.driver.shell.GetNodes(slice['node_ids'], ['node_id', 'hostname', 'interface_ids'])
 239         current_slivers = [node['hostname'] for node in nodes]
 240
 241         # remove nodes not in rspec
 242         deleted_nodes = list(set(current_slivers).difference(slivers.keys()))
 243
 244         # add nodes from rspec
 245         added_nodes = list(set(slivers.keys()).difference(current_slivers))
 246
 247         try:
 248             if peer:
 249                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 250             self.driver.shell.AddSliceToNodes(slice['name'], added_nodes)
 251             self.driver.shell.DeleteSliceFromNodes(slice['name'], deleted_nodes)
 252
 253         except:
 254             logger.log_exc('Failed to add/remove slice from nodes')
 255
 256         slices = self.driver.shell.GetSlices(slice['name'], ['node_ids'])
 257         resulting_nodes = self.driver.shell.GetNodes(slices[0]['node_ids'])
 258
 259         # update sliver allocations
 260         for node in resulting_nodes:
 261             client_id = slivers[node['hostname']]['client_id']
 262             component_id = slivers[node['hostname']]['component_id']
 263             sliver_hrn = '%s.%s-%s' % (self.driver.hrn, slice['slice_id'], node['node_id'])
 264             sliver_id = Xrn(sliver_hrn, type='sliver').urn
 265             record = SliverAllocation(sliver_id=sliver_id, client_id=client_id,
 266                                       component_id=component_id,
 267                                       slice_urn = slice_urn,
 268                                       allocation_state='geni_allocated')
 269             record.sync()
 270         return resulting_nodes
 271
 272     def free_egre_key(self):
 273         used = set()
 274         for tag in self.driver.shell.GetSliceTags({'tagname': 'egre_key'}):
 275                 used.add(int(tag['value']))
 276
 277         for i in range(1, 256):
 278             if i not in used:
 279                 key = i
 280                 break
 281         else:
 282             raise KeyError("No more EGRE keys available")
 283
 284         return str(key)
 285
 286     def verify_slice_links(self, slice, requested_links, nodes):
 287
 288         if not requested_links:
 289             return
 290
 291         # exit if links are not supported here
 292         topology = Topology()
 293         if not topology:
 294             return
 295
 296         # build dict of nodes
 297         nodes_dict = {}
 298         interface_ids = []
 299         for node in nodes:
 300             nodes_dict[node['node_id']] = node
 301             interface_ids.extend(node['interface_ids'])
 302         # build dict of interfaces
 303         interfaces = self.driver.shell.GetInterfaces(interface_ids)
 304         interfaces_dict = {}
 305         for interface in interfaces:
 306             interfaces_dict[interface['interface_id']] = interface
 307
 308         slice_tags = []
 309
 310         # set egre key
 311         slice_tags.append({'name': 'egre_key', 'value': self.free_egre_key()})
 312
 313         # set netns
 314         slice_tags.append({'name': 'netns', 'value': '1'})
 315
 316         # set cap_net_admin
 317         # need to update the attribute string?
 318         slice_tags.append({'name': 'capabilities', 'value': 'CAP_NET_ADMIN'})
 319
 320         for link in requested_links:
 321             # get the ip address of the first node in the link
 322             ifname1 = Xrn(link['interface1']['component_id']).get_leaf()
 323
 324             if ifname1:
 325                 ifname_parts = ifname1.split(':')
 326                 node_raw = ifname_parts[0]
 327                 device = None
 328                 if len(ifname_parts) > 1:
 329                     device = ifname_parts[1]
 330                 node_id = int(node_raw.replace('node', ''))
 331                 node = nodes_dict[node_id]
 332                 if1 = interfaces_dict[node['interface_ids'][0]]
 333                 ipaddr = if1['ip']
 334                 topo_rspec = VLink.get_topo_rspec(link, ipaddr)
 335                 # set topo_rspec tag
 336                 slice_tags.append({'name': 'topo_rspec', 'value': str([topo_rspec]), 'node_id': node_id})
 337                 # set vini_topo tag
 338                 slice_tags.append({'name': 'vini_topo', 'value': 'manual', 'node_id': node_id})
 339                 #self.driver.shell.AddSliceTag(slice['name'], 'topo_rspec', str([topo_rspec]), node_id)
 340
 341         self.verify_slice_attributes(slice, slice_tags, {'append': True}, admin=True)
 342
 343
 344
 345     def handle_peer(self, site, slice, persons, peer):
 346         if peer:
 347             # bind site
 348             try:
 349                 if site:
 350                     self.driver.shell.BindObjectToPeer('site', site['site_id'], peer['shortname'], slice['site_id'])
 351             except Exception,e:
 352                 self.driver.shell.DeleteSite(site['site_id'])
 353                 raise e
 354
 355             # bind slice
 356             try:
 357                 if slice:
 358                     self.driver.shell.BindObjectToPeer('slice', slice['slice_id'], peer['shortname'], slice['slice_id'])
 359             except Exception,e:
 360                 self.driver.shell.DeleteSlice(slice['slice_id'])
 361                 raise e
 362
 363             # bind persons
 364             for person in persons:
 365                 try:
 366                     self.driver.shell.BindObjectToPeer('person',
 367                                                      person['person_id'], peer['shortname'], person['peer_person_id'])
 368
 369                     for (key, remote_key_id) in zip(person['keys'], person['key_ids']):
 370                         try:
 371                             self.driver.shell.BindObjectToPeer( 'key', key['key_id'], peer['shortname'], remote_key_id)
 372                         except:
 373                             self.driver.shell.DeleteKey(key['key_id'])
 374                             logger("failed to bind key: %s to peer: %s " % (key['key_id'], peer['shortname']))
 375                 except Exception,e:
 376                     self.driver.shell.DeletePerson(person['person_id'])
 377                     raise e
 378
 379         return slice
 380
 381     def verify_site(self, slice_xrn, slice_record={}, peer=None, sfa_peer=None, options={}):
 382         (slice_hrn, type) = urn_to_hrn(slice_xrn)
 383         top_auth_hrn = top_auth(slice_hrn)
 384         if top_auth_hrn == self.driver.hrn:
 385             # login base can't be longer than 20 characters
 386             slicename = hrn_to_pl_slicename(slice_hrn)
 387             authority_name = slicename.split('_')[0]
 388             login_base = authority_name[:20]
 389         else:
 390             login_base = hrn_to_ext_loginbase(slice_hrn)
 391             authority_name = login_base
 392
 393         sites = self.driver.shell.GetSites(login_base)
 394         if not sites:
 395             # create new site record
 396             site = {'name': 'sfa.%s' % authority_name,
 397                     'abbreviated_name': authority_name,
 398                     'login_base': login_base,
 399                     'max_slices': 100,
 400                     'max_slivers': 1000,
 401                     'enabled': True,
 402                     'peer_site_id': None}
 403             if peer:
 404                 site['peer_site_id'] = slice_record.get('site_id', None)
 405             site['site_id'] = self.driver.shell.AddSite(site)
 406             # exempt federated sites from monitor policies
 407             self.driver.shell.AddSiteTag(site['site_id'], 'exempt_site_until', "20200101")
 408
 409 #            # is this still necessary?
 410 #            # add record to the local registry
 411 #            if sfa_peer and slice_record:
 412 #                peer_dict = {'type': 'authority', 'hrn': site_hrn, \
 413 #                             'peer_authority': sfa_peer, 'pointer': site['site_id']}
 414 #                self.registry.register_peer_object(self.credential, peer_dict)
 415         else:
 416             site =  sites[0]
 417             if peer:
 418                 # unbind from peer so we can modify if necessary. Will bind back later
 419                 self.driver.shell.UnBindObjectFromPeer('site', site['site_id'], peer['shortname'])
 420
 421         return site
 422
 423
 424     def verify_slice(self, slice_hrn, slice_record, peer, sfa_peer, expiration, options={}):
 425         top_auth_hrn = top_auth(slice_hrn)
 426         if top_auth_hrn == self.driver.hrn:
 427             slicename = hrn_to_pl_slicename(slice_hrn)
 428             parts = slicename.split("_")
 429             login_base = parts[0]
 430         else:
 431             login_base = hrn_to_ext_loginbase(slice_hrn)
 432             slicename = xrn_to_ext_slicename(slice_hrn)
 433
 434         slices = self.driver.shell.GetSlices([slicename])
 435         expires = int(datetime_to_epoch(utcparse(expiration)))
 436         if not slices:
 437             slice = {'name': slicename,
 438                      'url': slice_record.get('url', slice_hrn),
 439                      'description': slice_record.get('description', slice_hrn)}
 440             # add the slice
 441             slice['slice_id'] = self.driver.shell.AddSlice(slice)
 442             slice['node_ids'] = []
 443             slice['person_ids'] = []
 444             # set the slice HRN
 445             self.driver.shell.SetSliceHrn(int(slice['slice_id']), slice_hrn)
 446
 447             if peer and slice_record:
 448                 slice['peer_slice_id'] = slice_record.get('slice_id', None)
 449             # set the expiration
 450             self.driver.shell.UpdateSlice(slice['slice_id'], {'expires': expires})
 451         else:
 452             slice = slices[0]
 453             # Check slice HRN
 454             if self.driver.shell.GetSliceHrn(slice['slice_id']) != slice_hrn:
 455                 self.driver.shell.SetSliceHrn(slice['slice_id'], slice_hrn)
 456
 457             if peer and slice_record:
 458                 slice['peer_slice_id'] = slice_record.get('slice_id', None)
 459                 # unbind from peer so we can modify if necessary. Will bind back later
 460                 self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
 461
 462                 #Update expiration if necessary
 463             if slice['expires'] != expires:
 464                 self.driver.shell.UpdateSlice( slice['slice_id'], {'expires' : expires})
 465
 466         return slice
 467
 468     #def get_existing_persons(self, users):
 469     def verify_persons(self, slice_hrn, slice_record, users, peer, sfa_peer, options={}):
 470         users_by_email = {}
 471         users_by_site = defaultdict(list)
 472         users_dict = {}
 473         for user in users:
 474             user['urn'] = user['urn'].lower()
 475             hrn, type = urn_to_hrn(user['urn'])
 476             username = get_leaf(hrn)
 477             user['username'] = username
 478
 479             top_auth_hrn = top_auth(hrn)
 480
 481             if top_auth_hrn == self.driver.hrn:
 482                 login_base = PlXrn(xrn=user['urn']).pl_login_base()
 483             else:
 484                 login_base = hrn_to_ext_loginbase(hrn)
 485
 486             user['site'] = login_base
 487             if 'email' in user:
 488                 user['email'] = user['email'].lower()
 489                 users_by_email[user['email']] = user
 490                 users_dict[user['email']] = user
 491             else:
 492                 users_by_site[user['site']].append(user)
 493
 494         # start building a list of existing users
 495         existing_user_ids = []
 496         existing_user_ids_filter = []
 497         if users_by_email:
 498             existing_user_ids_filter.extend(users_by_email.keys())
 499         if users_by_site:
 500             for login_base in users_by_site:
 501                 users = users_by_site[login_base]
 502                 for user in users:
 503                     existing_user_ids_filter.append(user['username']+'@geni.net')
 504
 505         if existing_user_ids_filter:
 506             # get existing users by email
 507             existing_users = self.driver.shell.GetPersons({'email': existing_user_ids_filter},
 508                                                         ['person_id', 'key_ids', 'email'])
 509             existing_user_ids.extend([user['email'] for user in existing_users])
 510
 511         if users_by_site:
 512             # get a list of user sites (based on requeste user urns
 513             site_list = self.driver.shell.GetSites(users_by_site.keys(), \
 514                 ['site_id', 'login_base', 'person_ids'])
 515             # get all existing users at these sites
 516             sites = {}
 517             site_user_ids = []
 518             for site in site_list:
 519                 sites[site['site_id']] = site
 520                 site_user_ids.extend(site['person_ids'])
 521
 522             existing_site_persons_list = self.driver.shell.GetPersons(site_user_ids,
 523                                                                     ['person_id', 'key_ids', 'email', 'site_ids'])
 524
 525             # all requested users are either existing users or new (added) users
 526             for login_base in users_by_site:
 527                 requested_site_users = users_by_site[login_base]
 528                 for requested_user in requested_site_users:
 529                     user_found = False
 530                     for existing_user in existing_site_persons_list:
 531                         for site_id in existing_user['site_ids']:
 532                             if site_id in sites:
 533                                 site = sites[site_id]
 534                                 if login_base == site['login_base'] and \
 535                                    existing_user['email'].startswith(requested_user['username']+'@'):
 536                                     existing_user_ids.append(existing_user['email'])
 537                                     requested_user['email'] = existing_user['email']
 538                                     users_dict[existing_user['email']] = requested_user
 539                                     user_found = True
 540                                     break
 541                         if user_found:
 542                             break
 543
 544                     if user_found == False:
 545                         fake_email = requested_user['username'] + '@geni.net'
 546                         requested_user['email'] = fake_email
 547                         users_dict[fake_email] = requested_user
 548
 549         # requested slice users
 550         requested_user_ids = users_dict.keys()
 551         # existing slice users
 552         existing_slice_users_filter = {'person_id': slice_record.get('person_ids', [])}
 553         existing_slice_users = self.driver.shell.GetPersons(existing_slice_users_filter,
 554                                                           ['person_id', 'key_ids', 'email'])
 555         existing_slice_user_ids = [user['email'] for user in existing_slice_users]
 556
 557         # users to be added, removed or updated
 558         added_user_ids = set(requested_user_ids).difference(existing_user_ids)
 559         added_slice_user_ids = set(requested_user_ids).difference(existing_slice_user_ids)
 560         removed_user_ids = set(existing_slice_user_ids).difference(requested_user_ids)
 561         updated_user_ids = set(existing_slice_user_ids).intersection(requested_user_ids)
 562
 563         # Remove stale users (only if we are not appending).
 564         # Append by default.
 565         append = options.get('append', True)
 566         if append == False:
 567             for removed_user_id in removed_user_ids:
 568                 self.driver.shell.DeletePersonFromSlice(removed_user_id, slice_record['name'])
 569         # update_existing users
 570         updated_users_list = [user for user in users_dict.values() if user['email'] in \
 571           updated_user_ids]
 572         self.verify_keys(existing_slice_users, updated_users_list, peer, options)
 573
 574         added_persons = []
 575         # add new users
 576         for added_user_id in added_user_ids:
 577             added_user = users_dict[added_user_id]
 578             hrn, type = urn_to_hrn(added_user['urn'])
 579             person = {
 580                 'first_name': added_user.get('first_name', hrn),
 581                 'last_name': added_user.get('last_name', hrn),
 582                 'email': added_user_id,
 583                 #'peer_person_id': None,
 584                 #'keys': [],
 585                 #'key_ids': added_user.get('key_ids', []),
 586             }
 587             person['person_id'] = self.driver.shell.AddPerson(person)
 588             self.driver.shell.AddRoleToPerson('user', int(person['person_id']))
 589             # check user HRN
 590             if self.driver.shell.GetPersonHrn(int(person['person_id'])) != hrn:
 591                 self.driver.shell.SetPersonHrn(int(person['person_id']), hrn)
 592
 593             if peer:
 594                 person['peer_person_id'] = added_user['person_id']
 595             added_persons.append(person)
 596
 597             # enable the account
 598             self.driver.shell.UpdatePerson(person['person_id'], {'enabled': True})
 599
 600             # add person to site
 601             self.driver.shell.AddPersonToSite(added_user_id, added_user['site'])
 602
 603             for key_string in added_user.get('keys', []):
 604                 key = {'key':key_string, 'key_type':'ssh'}
 605                 key['key_id'] = self.driver.shell.AddPersonKey(person['person_id'], key)
 606                 if 'keys' not in person:
 607                     person['keys'] = []
 608                 person['keys'].append(key)
 609
 610             # add the registry record
 611 #            if sfa_peer:
 612 #                peer_dict = {'type': 'user', 'hrn': hrn, 'peer_authority': sfa_peer, \
 613 #                    'pointer': person['person_id']}
 614 #                self.registry.register_peer_object(self.credential, peer_dict)
 615
 616         for added_slice_user_id in added_slice_user_ids.union(added_user_ids):
 617             # add person to the slice
 618             self.driver.shell.AddPersonToSlice(added_slice_user_id, slice_record['name'])
 619             # if this is a peer record then it should already be bound to a peer.
 620             # no need to return worry about it getting bound later
 621
 622         return added_persons
 623
 624
 625     def verify_keys(self, persons, users, peer, options={}):
 626         # existing keys
 627         key_ids = []
 628         for person in persons:
 629             key_ids.extend(person['key_ids'])
 630         keylist = self.driver.shell.GetKeys(key_ids, ['key_id', 'key'])
 631         keydict = {}
 632         for key in keylist:
 633             keydict[key['key']] = key['key_id']
 634         existing_keys = keydict.keys()
 635         persondict = {}
 636         for person in persons:
 637             persondict[person['email']] = person
 638
 639         # add new keys
 640         requested_keys = []
 641         updated_persons = []
 642         for user in users:
 643             user_keys = user.get('keys', [])
 644             updated_persons.append(user)
 645             for key_string in user_keys:
 646                 requested_keys.append(key_string)
 647                 if key_string not in existing_keys:
 648                     key = {'key': key_string, 'key_type': 'ssh'}
 649                     try:
 650                         if peer:
 651                             person = persondict[user['email']]
 652                             self.driver.shell.UnBindObjectFromPeer('person', person['person_id'], peer['shortname'])
 653                         key['key_id'] = self.driver.shell.AddPersonKey(user['email'], key)
 654                         if peer:
 655                             key_index = user_keys.index(key['key'])
 656                             remote_key_id = user['key_ids'][key_index]
 657                             self.driver.shell.BindObjectToPeer('key', key['key_id'], peer['shortname'], remote_key_id)
 658
 659                     finally:
 660                         if peer:
 661                             self.driver.shell.BindObjectToPeer('person', person['person_id'], peer['shortname'], user['person_id'])
 662
 663         # remove old keys (only if we are not appending)
 664         append = options.get('append', True)
 665         if append == False:
 666             removed_keys = set(existing_keys).difference(requested_keys)
 667             for existing_key_id in keydict:
 668                 if keydict[existing_key_id] in removed_keys:
 669                     try:
 670                         if peer:
 671                             self.driver.shell.UnBindObjectFromPeer('key', existing_key_id, peer['shortname'])
 672                         self.driver.shell.DeleteKey(existing_key_id)
 673                     except:
 674                         pass
 675
 676     def verify_slice_attributes(self, slice, requested_slice_attributes, options={}, admin=False):
 677         append = options.get('append', True)
 678         # get list of attributes users ar able to manage
 679         filter = {'category': '*slice*'}
 680         if not admin:
 681             filter['|roles'] = ['user']
 682         slice_attributes = self.driver.shell.GetTagTypes(filter)
 683         valid_slice_attribute_names = [attribute['tagname'] for attribute in slice_attributes]
 684
 685         # get sliver attributes
 686         added_slice_attributes = []
 687         removed_slice_attributes = []
 688         ignored_slice_attribute_names = []
 689         existing_slice_attributes = self.driver.shell.GetSliceTags({'slice_id': slice['slice_id']})
 690
 691         # get attributes that should be removed
 692         for slice_tag in existing_slice_attributes:
 693             if slice_tag['tagname'] in ignored_slice_attribute_names:
 694                 # If a slice already has a admin only role it was probably given to them by an
 695                 # admin, so we should ignore it.
 696                 ignored_slice_attribute_names.append(slice_tag['tagname'])
 697             else:
 698                 # If an existing slice attribute was not found in the request it should
 699                 # be removed
 700                 attribute_found=False
 701                 for requested_attribute in requested_slice_attributes:
 702                     if requested_attribute['name'] == slice_tag['tagname'] and \
 703                        requested_attribute['value'] == slice_tag['value']:
 704                         attribute_found=True
 705                         break
 706
 707             if not attribute_found and not append:
 708                 removed_slice_attributes.append(slice_tag)
 709
 710         # get attributes that should be added:
 711         for requested_attribute in requested_slice_attributes:
 712             # if the requested attribute wasn't found  we should add it
 713             if requested_attribute['name'] in valid_slice_attribute_names:
 714                 attribute_found = False
 715                 for existing_attribute in existing_slice_attributes:
 716                     if requested_attribute['name'] == existing_attribute['tagname'] and \
 717                        requested_attribute['value'] == existing_attribute['value']:
 718                         attribute_found=True
 719                         break
 720                 if not attribute_found:
 721                     added_slice_attributes.append(requested_attribute)
 722
 723
 724         # remove stale attributes
 725         for attribute in removed_slice_attributes:
 726             try:
 727                 self.driver.shell.DeleteSliceTag(attribute['slice_tag_id'])
 728             except Exception, e:
 729                 logger.warn('Failed to remove sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
 730                                 % (slice['name'], attribute['value'],  attribute.get('node_id'), str(e)))
 731
 732         # add requested_attributes
 733         for attribute in added_slice_attributes:
 734             try:
 735                 self.driver.shell.AddSliceTag(slice['name'], attribute['name'], attribute['value'], attribute.get('node_id', None))
 736             except Exception, e:
 737                 logger.warn('Failed to add sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
 738                                 % (slice['name'], attribute['value'],  attribute.get('node_id'), str(e)))
 739