1 from types import StringTypes
2 from collections import defaultdict
4 from sfa.util.sfatime import utcparse, datetime_to_epoch
5 from sfa.util.sfalogging import logger
6 from sfa.util.xrn import Xrn, get_leaf, get_authority, urn_to_hrn
8 from sfa.rspecs.rspec import RSpec
10 from sfa.nitos.nitosxrn import NitosXrn, hrn_to_nitos_slicename, xrn_to_hostname
16 def __init__(self, driver):
20 def get_sfa_peer(self, xrn):
21 hrn, type = urn_to_hrn(xrn)
23 # return the authority for this hrn or None if we are the authority
25 slice_authority = get_authority(hrn)
26 site_authority = get_authority(slice_authority)
28 if site_authority != self.driver.hrn:
29 sfa_peer = site_authority
33 def verify_slice_leases_nodes(self, slice, rspec_requested_nodes):
34 nodes = self.driver.shell.getNodes({}, [])
37 for node in rspec_requested_nodes:
40 nitos_nodes.extend(nodes)
41 slice_name = hrn_to_nitos_slicename(node['slice_id'])
42 if slice_name != slice['slice_name']:
44 hostname = xrn_to_hostname(node['component_id'])
45 nitos_node = self.driver.filter_nitos_results(nitos_nodes, {'hostname': hostname})
48 nitos_node = nitos_node[0]
49 # fill the requested node with nitos ids
50 requested_node['slice_id'] = slice['slice_id']
51 requested_node['node_id'] = nitos_node['node_id']
52 requested_node['start_time'] = node['start_time']
53 requested_node['end_time'] = str(int(node['duration']) * int(self.driver.testbedInfo['grain']) + int(node['start_time']))
54 requested_nodes.append(requested_node)
56 # get actual nodes reservation data for the slice
57 reserved_nodes = self.driver.filter_nitos_results(self.driver.shell.getReservedNodes({}, []), {'slice_id': slice['slice_id']})
59 reserved_nodes_by_id = {}
60 for node in reserved_nodes:
61 reserved_nodes_by_id[node['reservation_id']] = {'slice_id': node['slice_id'], \
62 'node_id': node['node_id'], 'start_time': node['start_time'], \
63 'end_time': node['end_time']}
68 for reservation_id in reserved_nodes_by_id:
69 if reserved_nodes_by_id[reservation_id] not in requested_nodes:
70 deleted_nodes_id.append(reservation_id)
72 kept_nodes_id.append(reservation_id)
73 requested_nodes.remove(reserved_nodes_by_id[reservation_id])
74 added_nodes = requested_nodes
76 print "NODES: \nAdded: %s \nDeleted: %s\nKept: %s" %(added_nodes,deleted_nodes_id,kept_nodes_id)
79 deleted=self.driver.shell.releaseNodes({'reservation_ids': deleted_nodes_id})
80 for node in added_nodes:
81 added=self.driver.shell.reserveNodes({'slice_id': slice['slice_id'], 'start_time': node['start_time'], 'end_time': node['end_time'], 'nodes': [node['node_id']]})
84 logger.log_exc('Failed to add/remove slice leases nodes')
89 def verify_slice_leases_channels(self, slice, rspec_requested_channels):
90 channels = self.driver.shell.getChannels({}, [])
92 requested_channels = []
93 for channel in rspec_requested_channels:
94 requested_channel = {}
96 nitos_channels.extend(channels)
97 slice_name = hrn_to_nitos_slicename(channel['slice_id'])
98 if slice_name != slice['slice_name']:
100 channel_num = channel['channel_num']
101 nitos_channel = self.driver.filter_nitos_results(nitos_channels, {'channel': channel_num})[0]
102 # fill the requested channel with nitos ids
103 requested_channel['slice_id'] = slice['slice_id']
104 requested_channel['channel_id'] = nitos_channel['channel_id']
105 requested_channel['start_time'] = channel['start_time']
106 requested_channel['end_time'] = str(int(channel['duration']) * int(self.driver.testbedInfo['grain']) + int(channel['start_time']))
107 requested_channels.append(requested_channel)
109 # get actual channel reservation data for the slice
110 reserved_channels = self.driver.filter_nitos_results(self.driver.shell.getReservedChannels(), {'slice_id': slice['slice_id']})
112 reserved_channels_by_id = {}
113 for channel in reserved_channels:
114 reserved_channels_by_id[channel['reservation_id']] = {'slice_id': channel['slice_id'], \
115 'channel_id': channel['channel_id'], 'start_time': channel['start_time'], \
116 'end_time': channel['end_time']}
119 kept_channels_id = []
120 deleted_channels_id = []
121 for reservation_id in reserved_channels_by_id:
122 if reserved_channels_by_id[reservation_id] not in requested_channels:
123 deleted_channels_id.append(reservation_id)
125 kept_channels_id.append(reservation_id)
126 requested_channels.remove(reserved_channels_by_id[reservation_id])
127 added_channels = requested_channels
129 print "CHANNELS: \nAdded: %s \nDeleted: %s\nKept: %s" %(added_channels,deleted_channels_id,kept_channels_id)
132 deleted=self.driver.shell.releaseChannels({'reservation_ids': deleted_channels_id})
133 for channel in added_channels:
134 added=self.driver.shell.reserveChannels({'slice_id': slice['slice_id'], 'start_time': channel['start_time'], 'end_time': channel['end_time'], 'channels': [channel['channel_id']]})
137 logger.log_exc('Failed to add/remove slice leases channels')
139 return added_channels
142 def free_egre_key(self):
144 for tag in self.driver.shell.GetSliceTags({'tagname': 'egre_key'}):
145 used.add(int(tag['value']))
147 for i in range(1, 256):
152 raise KeyError("No more EGRE keys available")
158 def verify_slice(self, slice_hrn, slice_record, sfa_peer, options={}):
159 slicename = hrn_to_nitos_slicename(slice_hrn)
160 slices = self.driver.shell.getSlices({}, [])
161 slices = self.driver.filter_nitos_results(slices, {'slice_name': slicename})
163 slice = {'slice_name': slicename}
165 slice['slice_id'] = self.driver.shell.addSlice(slice)
166 slice['node_ids'] = []
167 slice['user_ids'] = []
173 #def get_existing_persons(self, users):
174 def verify_users(self, slice_hrn, slice_record, users, sfa_peer, options={}):
176 slice_user_ids = slice_record['user_ids']
177 all_users = self.driver.shell.getUsers()
179 slice_users = [user for user in all_users if user['user_id'] in slice_user_ids]
181 slicename = hrn_to_nitos_slicename(slice_hrn)
182 slices = self.driver.shell.getSlices({}, [])
183 slices = self.driver.filter_nitos_results(slices, {'slice_name': slicename})
187 users_by_site = defaultdict(list)
190 user['urn'] = user['urn'].lower()
191 hrn, type = urn_to_hrn(user['urn'])
192 username = get_leaf(hrn)
193 login_base = PlXrn(xrn=user['urn']).pl_login_base()
194 user['username'] = username
195 user['site'] = login_base
198 user['email'] = user['email'].lower()
199 users_by_email[user['email']] = user
200 users_dict[user['email']] = user
202 users_by_site[user['site']].append(user)
204 # start building a list of existing users
205 existing_user_ids = []
206 existing_user_ids_filter = []
208 existing_user_ids_filter.extend(users_by_email.keys())
210 for login_base in users_by_site:
211 users = users_by_site[login_base]
213 existing_user_ids_filter.append(user['username']+'@geni.net')
214 if existing_user_ids_filter:
215 # get existing users by email
216 existing_users = self.driver.shell.GetPersons({'email': existing_user_ids_filter},
217 ['person_id', 'key_ids', 'email'])
218 existing_user_ids.extend([user['email'] for user in existing_users])
221 # get a list of user sites (based on requeste user urns
222 site_list = self.driver.shell.GetSites(users_by_site.keys(), \
223 ['site_id', 'login_base', 'person_ids'])
224 # get all existing users at these sites
227 for site in site_list:
228 sites[site['site_id']] = site
229 site_user_ids.extend(site['person_ids'])
231 existing_site_persons_list = self.driver.shell.GetPersons(site_user_ids,
232 ['person_id', 'key_ids', 'email', 'site_ids'])
234 # all requested users are either existing users or new (added) users
235 for login_base in users_by_site:
236 requested_site_users = users_by_site[login_base]
237 for requested_user in requested_site_users:
239 for existing_user in existing_site_persons_list:
240 for site_id in existing_user['site_ids']:
242 site = sites[site_id]
243 if login_base == site['login_base'] and \
244 existing_user['email'].startswith(requested_user['username']+'@'):
245 existing_user_ids.append(existing_user['email'])
246 requested_user['email'] = existing_user['email']
247 users_dict[existing_user['email']] = requested_user
253 if user_found == False:
254 fake_email = requested_user['username'] + '@geni.net'
255 requested_user['email'] = fake_email
256 users_dict[fake_email] = requested_user
258 # requested slice users
259 requested_user_ids = users_dict.keys()
260 # existing slice users
261 existing_slice_users_filter = {'person_id': slice_record.get('person_ids', [])}
262 existing_slice_users = self.driver.shell.GetPersons(existing_slice_users_filter,
263 ['person_id', 'key_ids', 'email'])
264 existing_slice_user_ids = [user['email'] for user in existing_slice_users]
266 # users to be added, removed or updated
267 added_user_ids = set(requested_user_ids).difference(existing_user_ids)
268 added_slice_user_ids = set(requested_user_ids).difference(existing_slice_user_ids)
269 removed_user_ids = set(existing_slice_user_ids).difference(requested_user_ids)
270 updated_user_ids = set(existing_slice_user_ids).intersection(requested_user_ids)
272 # Remove stale users (only if we are not appending).
274 append = options.get('append', True)
276 for removed_user_id in removed_user_ids:
277 self.driver.shell.DeletePersonFromSlice(removed_user_id, slice_record['name'])
278 # update_existing users
279 updated_users_list = [user for user in users_dict.values() if user['email'] in \
281 self.verify_keys(existing_slice_users, updated_users_list, peer, options)
285 for added_user_id in added_user_ids:
286 added_user = users_dict[added_user_id]
287 hrn, type = urn_to_hrn(added_user['urn'])
289 'first_name': added_user.get('first_name', hrn),
290 'last_name': added_user.get('last_name', hrn),
291 'email': added_user_id,
292 'peer_person_id': None,
294 'key_ids': added_user.get('key_ids', []),
296 person['person_id'] = self.driver.shell.AddPerson(person)
298 person['peer_person_id'] = added_user['person_id']
299 added_persons.append(person)
302 self.driver.shell.UpdatePerson(person['person_id'], {'enabled': True})
305 self.driver.shell.AddPersonToSite(added_user_id, added_user['site'])
307 for key_string in added_user.get('keys', []):
308 key = {'key':key_string, 'key_type':'ssh'}
309 key['key_id'] = self.driver.shell.AddPersonKey(person['person_id'], key)
310 person['keys'].append(key)
312 # add the registry record
314 # peer_dict = {'type': 'user', 'hrn': hrn, 'peer_authority': sfa_peer, \
315 # 'pointer': person['person_id']}
316 # self.registry.register_peer_object(self.credential, peer_dict)
318 for added_slice_user_id in added_slice_user_ids.union(added_user_ids):
319 # add person to the slice
320 self.driver.shell.AddPersonToSlice(added_slice_user_id, slice_record['name'])
321 # if this is a peer record then it should already be bound to a peer.
322 # no need to return worry about it getting bound later
327 def verify_keys(self, persons, users, options={}):
330 for person in persons:
331 key_ids.extend(person['key_ids'])
332 keylist = self.driver.shell.GetKeys(key_ids, ['key_id', 'key'])
335 keydict[key['key']] = key['key_id']
336 existing_keys = keydict.keys()
338 for person in persons:
339 persondict[person['email']] = person
345 user_keys = user.get('keys', [])
346 updated_persons.append(user)
347 for key_string in user_keys:
348 requested_keys.append(key_string)
349 if key_string not in existing_keys:
350 key = {'key': key_string, 'key_type': 'ssh'}
353 person = persondict[user['email']]
354 self.driver.shell.UnBindObjectFromPeer('person', person['person_id'], peer['shortname'])
355 key['key_id'] = self.driver.shell.AddPersonKey(user['email'], key)
357 key_index = user_keys.index(key['key'])
358 remote_key_id = user['key_ids'][key_index]
359 self.driver.shell.BindObjectToPeer('key', key['key_id'], peer['shortname'], remote_key_id)
363 self.driver.shell.BindObjectToPeer('person', person['person_id'], peer['shortname'], user['person_id'])
365 # remove old keys (only if we are not appending)
366 append = options.get('append', True)
368 removed_keys = set(existing_keys).difference(requested_keys)
369 for existing_key_id in keydict:
370 if keydict[existing_key_id] in removed_keys:
373 self.driver.shell.UnBindObjectFromPeer('key', existing_key_id, peer['shortname'])
374 self.driver.shell.DeleteKey(existing_key_id)