4 from sfa.util.faults import *
5 from sfa.util.prefixTree import prefixTree
6 from sfa.util.record import SfaRecord
7 from sfa.util.table import SfaTable
8 from sfa.util.record import SfaRecord
9 from sfa.trust.gid import GID
10 from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn, urn_to_hrn
11 from sfa.util.plxrn import hrn_to_pl_login_base
12 from sfa.trust.credential import Credential
13 from sfa.trust.certificate import Certificate, Keypair
14 from sfa.trust.gid import create_uuid
15 from sfa.util.version import version_core
16 # Thierry - turning this off, it's a slice interface not a registry one ?!?
17 #from sfa.managers.aggregate_manager_pl import SliverStatus
19 # The GENI GetVersion call
21 peers =dict ([ (peername,v._ServerProxy__host) for (peername,v) in api.registries.iteritems()
22 if peername != api.hrn])
24 return version_core({'interface':'registry',
29 def get_credential(api, xrn, type, is_self=False):
32 hrn = urn_to_hrn(xrn)[0]
34 hrn, type = urn_to_hrn(xrn)
36 # Is this a root or sub authority
37 auth_hrn = api.auth.get_authority(hrn)
38 if not auth_hrn or hrn == api.config.SFA_INTERFACE_HRN:
41 auth_info = api.auth.get_auth_info(auth_hrn)
43 records = table.findObjects({'type': type, 'hrn': hrn})
45 raise RecordNotFound(hrn)
48 # verify_cancreate_credential requires that the member lists
49 # (researchers, pis, etc) be filled in
50 api.fill_record_info(record)
51 if record['type']=='user':
52 if not record['enabled']:
53 raise AccountNotEnabled(": PlanetLab account %s is not enabled. Please contact your site PI" %(record['email']))
56 # if this is a self cred the record's gid is the caller's gid
59 caller_gid = record.get_gid_object()
61 caller_gid = api.auth.client_cred.get_gid_caller()
62 caller_hrn = caller_gid.get_hrn()
64 object_hrn = record.get_gid_object().get_hrn()
65 rights = api.auth.determine_user_rights(caller_hrn, record)
66 # make sure caller has rights to this object
68 raise PermissionError(caller_hrn + " has no rights to " + record['name'])
70 object_gid = GID(string=record['gid'])
71 new_cred = Credential(subject = object_gid.get_subject())
72 new_cred.set_gid_caller(caller_gid)
73 new_cred.set_gid_object(object_gid)
74 new_cred.set_issuer_keys(auth_info.get_privkey_filename(), auth_info.get_gid_filename())
75 #new_cred.set_pubkey(object_gid.get_pubkey())
76 new_cred.set_privileges(rights)
77 new_cred.get_privileges().delegate_all_privileges(True)
78 if 'expires' in record:
79 new_cred.set_expiration(int(record['expires']))
80 auth_kind = "authority,ma,sa"
81 # Parent not necessary, verify with certs
82 #new_cred.set_parent(api.auth.hierarchy.get_auth_cred(auth_hrn, kind=auth_kind))
86 return new_cred.save_to_string(save_parents=True)
89 def resolve(api, xrns, type=None, full=True):
91 # load all known registry names into a prefix tree and attempt to find
92 # the longest matching prefix
93 if not isinstance(xrns, types.ListType):
95 type = Xrn(xrns).get_type()
97 hrns = [urn_to_hrn(xrn)[0] for xrn in xrns]
98 # create a dict where key is a registry hrn and its value is a
99 # hrns at that registry (determined by the known prefix tree).
101 registries = api.registries
103 registry_hrns = registries.keys()
104 tree.load(registry_hrns)
106 registry_hrn = tree.best_match(urn_to_hrn(xrn)[0])
107 if registry_hrn not in xrn_dict:
108 xrn_dict[registry_hrn] = []
109 xrn_dict[registry_hrn].append(xrn)
112 for registry_hrn in xrn_dict:
113 # skip the hrn without a registry hrn
114 # XX should we let the user know the authority is unknown?
118 # if the best match (longest matching hrn) is not the local registry,
119 # forward the request
120 xrns = xrn_dict[registry_hrn]
121 if registry_hrn != api.hrn:
122 credential = api.getCredential()
123 peer_records = registries[registry_hrn].Resolve(xrns, credential)
124 records.extend([SfaRecord(dict=record).as_dict() for record in peer_records])
126 # try resolving the remaining unfound records at the local registry
127 remaining_hrns = set(hrns).difference([record['hrn'] for record in records])
128 # convert set to list
129 remaining_hrns = [hrn for hrn in remaining_hrns]
131 local_records = table.findObjects({'hrn': remaining_hrns})
133 api.fill_record_info(local_records)
135 # convert local record objects to dicts
136 records.extend([dict(record) for record in local_records])
138 raise RecordNotFound(str(hrns))
141 records = filter(lambda rec: rec['type'] in [type], records)
145 def list(api, xrn, origin_hrn=None):
146 hrn, type = urn_to_hrn(xrn)
147 # load all know registry names into a prefix tree and attempt to find
148 # the longest matching prefix
150 registries = api.registries
151 registry_hrns = registries.keys()
153 tree.load(registry_hrns)
154 registry_hrn = tree.best_match(hrn)
156 #if there was no match then this record belongs to an unknow registry
158 raise MissingAuthority(xrn)
160 # if the best match (longest matching hrn) is not the local registry,
161 # forward the request
163 if registry_hrn != api.hrn:
164 credential = api.getCredential()
165 record_list = registries[registry_hrn].List(xrn, credential)
166 records = [SfaRecord(dict=record).as_dict() for record in record_list]
168 # if we still have not found the record yet, try the local registry
170 if not api.auth.hierarchy.auth_exists(hrn):
171 raise MissingAuthority(hrn)
174 records = table.find({'authority': hrn})
179 def register(api, record):
181 hrn, type = record['hrn'], record['type']
182 urn = hrn_to_urn(hrn,type)
184 if type not in ['authority', 'slice', 'node', 'user']:
185 raise UnknownSfaType(type)
187 # check if record already exists
189 existing_records = table.find({'type': type, 'hrn': hrn})
191 raise ExistingRecord(hrn)
193 record = SfaRecord(dict = record)
194 record['authority'] = get_authority(record['hrn'])
195 type = record['type']
197 api.auth.verify_object_permission(hrn)
198 auth_info = api.auth.get_auth_info(record['authority'])
200 # make sure record has a gid
201 if 'gid' not in record:
203 pkey = Keypair(create=True)
204 if 'key' in record and record['key']:
205 if isinstance(record['key'], types.ListType):
206 pub_key = record['key'][0]
208 pub_key = record['key']
209 pkey = convert_public_key(pub_key)
211 gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
212 gid = gid_object.save_to_string(save_parents=True)
216 if type in ["authority"]:
218 if not api.auth.hierarchy.auth_exists(hrn):
219 api.auth.hierarchy.create_auth(hrn_to_urn(hrn,'authority'))
221 # get the GID from the newly created authority
222 gid = auth_info.get_gid_object()
223 record.set_gid(gid.save_to_string(save_parents=True))
224 pl_record = api.sfa_fields_to_pl_fields(type, hrn, record)
225 sites = api.plshell.GetSites(api.plauth, [pl_record['login_base']])
227 pointer = api.plshell.AddSite(api.plauth, pl_record)
229 pointer = sites[0]['site_id']
231 record.set_pointer(pointer)
232 record['pointer'] = pointer
234 elif (type == "slice"):
235 acceptable_fields=['url', 'instantiation', 'name', 'description']
236 pl_record = api.sfa_fields_to_pl_fields(type, hrn, record)
237 for key in pl_record.keys():
238 if key not in acceptable_fields:
240 slices = api.plshell.GetSlices(api.plauth, [pl_record['name']])
242 pointer = api.plshell.AddSlice(api.plauth, pl_record)
244 pointer = slices[0]['slice_id']
245 record.set_pointer(pointer)
246 record['pointer'] = pointer
248 elif (type == "user"):
249 persons = api.plshell.GetPersons(api.plauth, [record['email']])
251 pointer = api.plshell.AddPerson(api.plauth, dict(record))
253 pointer = persons[0]['person_id']
255 if 'enabled' in record and record['enabled']:
256 api.plshell.UpdatePerson(api.plauth, pointer, {'enabled': record['enabled']})
257 # add this persons to the site only if he is being added for the first
258 # time by sfa and doesont already exist in plc
259 if not persons or not persons[0]['site_ids']:
260 login_base = get_leaf(record['authority'])
261 api.plshell.AddPersonToSite(api.plauth, pointer, login_base)
263 # What roles should this user have?
264 api.plshell.AddRoleToPerson(api.plauth, 'user', pointer)
267 api.plshell.AddPersonKey(api.plauth, pointer, {'key_type' : 'ssh', 'key' : pub_key})
269 elif (type == "node"):
270 pl_record = api.sfa_fields_to_pl_fields(type, hrn, record)
271 login_base = hrn_to_pl_login_base(record['authority'])
272 nodes = api.plshell.GetNodes(api.plauth, [pl_record['hostname']])
274 pointer = api.plshell.AddNode(api.plauth, login_base, pl_record)
276 pointer = nodes[0]['node_id']
278 record['pointer'] = pointer
279 record.set_pointer(pointer)
280 record_id = table.insert(record)
281 record['record_id'] = record_id
283 # update membership for researchers, pis, owners, operators
284 api.update_membership(None, record)
286 return record.get_gid_object().save_to_string(save_parents=True)
288 def update(api, record_dict):
289 new_record = SfaRecord(dict = record_dict)
290 type = new_record['type']
291 hrn = new_record['hrn']
292 urn = hrn_to_urn(hrn,type)
293 api.auth.verify_object_permission(hrn)
295 # make sure the record exists
296 records = table.findObjects({'type': type, 'hrn': hrn})
298 raise RecordNotFound(hrn)
300 record['last_updated'] = time.gmtime()
302 # Update_membership needs the membership lists in the existing record
303 # filled in, so it can see if members were added or removed
304 api.fill_record_info(record)
306 # Use the pointer from the existing record, not the one that the user
307 # gave us. This prevents the user from inserting a forged pointer
308 pointer = record['pointer']
309 # update the PLC information that was specified with the record
311 if (type == "authority"):
312 api.plshell.UpdateSite(api.plauth, pointer, new_record)
314 elif type == "slice":
315 pl_record=api.sfa_fields_to_pl_fields(type, hrn, new_record)
316 if 'name' in pl_record:
317 pl_record.pop('name')
318 api.plshell.UpdateSlice(api.plauth, pointer, pl_record)
321 # SMBAKER: UpdatePerson only allows a limited set of fields to be
322 # updated. Ideally we should have a more generic way of doing
323 # this. I copied the field names from UpdatePerson.py...
325 all_fields = new_record
326 for key in all_fields.keys():
327 if key in ['first_name', 'last_name', 'title', 'email',
328 'password', 'phone', 'url', 'bio', 'accepted_aup',
330 update_fields[key] = all_fields[key]
331 api.plshell.UpdatePerson(api.plauth, pointer, update_fields)
333 if 'key' in new_record and new_record['key']:
334 # must check this key against the previous one if it exists
335 persons = api.plshell.GetPersons(api.plauth, [pointer], ['key_ids'])
337 keys = person['key_ids']
338 keys = api.plshell.GetKeys(api.plauth, person['key_ids'])
340 if isinstance(new_record['key'], types.ListType):
341 new_key = new_record['key'][0]
343 new_key = new_record['key']
345 # Delete all stale keys
347 if new_record['key'] != key['key']:
348 api.plshell.DeleteKey(api.plauth, key['key_id'])
352 api.plshell.AddPersonKey(api.plauth, pointer, {'key_type': 'ssh', 'key': new_key})
354 # update the openssl key and gid
355 pkey = convert_public_key(new_key)
357 gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
358 gid = gid_object.save_to_string(save_parents=True)
360 record = SfaRecord(dict=record)
364 api.plshell.UpdateNode(api.plauth, pointer, new_record)
367 raise UnknownSfaType(type)
369 # update membership for researchers, pis, owners, operators
370 api.update_membership(record, new_record)
374 # expecting an Xrn instance
375 def remove(api, xrn, origin_hrn=None):
378 filter = {'hrn': xrn.get_hrn()}
381 if type and type not in ['all', '*']:
382 filter['type'] = type
384 records = table.find(filter)
385 if not records: raise RecordNotFound(hrn)
387 type = record['type']
389 credential = api.getCredential()
390 registries = api.registries
392 # Try to remove the object from the PLCDB of federated agg.
393 # This is attempted before removing the object from the local agg's PLCDB and sfa table
394 if hrn.startswith(api.hrn) and type in ['user', 'slice', 'authority']:
395 for registry in registries:
396 if registry not in [api.hrn]:
398 result=registries[registry].remove_peer_object(credential, record, origin_hrn)
402 persons = api.plshell.GetPersons(api.plauth, record['pointer'])
403 # only delete this person if he has site ids. if he doesnt, it probably means
404 # he was just removed from a site, not actually deleted
405 if persons and persons[0]['site_ids']:
406 api.plshell.DeletePerson(api.plauth, record['pointer'])
407 elif type == "slice":
408 if api.plshell.GetSlices(api.plauth, record['pointer']):
409 api.plshell.DeleteSlice(api.plauth, record['pointer'])
411 if api.plshell.GetNodes(api.plauth, record['pointer']):
412 api.plshell.DeleteNode(api.plauth, record['pointer'])
413 elif type == "authority":
414 if api.plshell.GetSites(api.plauth, record['pointer']):
415 api.plshell.DeleteSite(api.plauth, record['pointer'])
417 raise UnknownSfaType(type)
423 def remove_peer_object(api, record, origin_hrn=None):
426 def register_peer_object(api, record, origin_hrn=None):