2 # Geniwrapper XML-RPC and SOAP interfaces
14 from sfa.trust.auth import Auth
15 from sfa.util.config import *
16 from sfa.util.faults import *
17 from sfa.util.debug import *
18 from sfa.trust.rights import *
19 from sfa.trust.credential import *
20 from sfa.trust.certificate import *
21 from sfa.util.misc import *
22 from sfa.util.sfalogging import *
23 from sfa.util.genitable import *
24 from sfa.util.api import *
26 class GeniAPI(BaseAPI):
28 # flat list of method names
30 methods = sfa.methods.all
32 def __init__(self, config = "/etc/sfa/sfa_config", encoding = "utf-8", methods='sfa.methods',
33 peer_cert = None, interface = None, key_file = None, cert_file = None):
34 BaseAPI.__init__(self, config=config, encoding=encoding, methods=methods, peer_cert=peer_cert,
35 interface=interface, key_file=key_file, cert_file=cert_file)
37 self.encoding = encoding
39 # Better just be documenting the API
44 self.config = Config(config)
45 self.auth = Auth(peer_cert)
46 self.interface = interface
47 self.key_file = key_file
48 self.key = Keypair(filename=self.key_file)
49 self.cert_file = cert_file
50 self.cert = Certificate(filename=self.cert_file)
51 self.credential = None
53 # Initialize the PLC shell only if SFA wraps a myPLC
54 rspec_type = self.config.get_aggregate_rspec_type()
55 if (rspec_type == 'pl' or rspec_type == 'vini'):
56 self.plshell = self.getPLCShell()
57 self.plshell_version = self.getPLCShellVersion()
59 self.hrn = self.config.SFA_INTERFACE_HRN
60 self.time_format = "%Y-%m-%d %H:%M:%S"
61 self.logger=get_sfa_logger()
63 def getPLCShell(self):
64 self.plauth = {'Username': self.config.SFA_PLC_USER,
65 'AuthMethod': 'password',
66 'AuthString': self.config.SFA_PLC_PASSWORD}
68 self.plshell_type = 'direct'
70 shell = PLC.Shell.Shell(globals = globals())
71 shell.AuthCheck(self.plauth)
74 self.plshell_type = 'xmlrpc'
76 url = self.config.SFA_PLC_URL
77 shell = xmlrpclib.Server(url, verbose = 0, allow_none = True)
78 shell.AuthCheck(self.plauth)
81 def getPLCShellVersion(self):
82 # We need to figure out what version of PLCAPI we are talking to.
83 # Some calls we need to make later will be different depending on
86 # This is probably a bad way to determine api versions
87 # but its easy and will work for now. Lets try to make
88 # a call that only exists is PLCAPI.4.3. If it fails, we
89 # can assume the api version is 4.2
90 self.plshell.GetTagTypes(self.plauth)
96 def getCredential(self):
97 if self.interface in ['registry']:
98 return self.getCredentialFromLocalRegistry()
100 return self.getCredentialFromRegistry()
102 def getCredentialFromRegistry(self):
104 Get our credential from a remote registry using a geniclient connection
107 path = self.config.SFA_DATA_DIR
108 filename = ".".join([self.interface, self.hrn, type, "cred"])
109 cred_filename = path + os.sep + filename
111 credential = Credential(filename = cred_filename)
112 return credential.save_to_string(save_parents=True)
114 from sfa.server.registry import Registries
115 registries = Registries(self)
116 registry = registries[self.hrn]
117 cert_string=self.cert.save_to_string(save_parents=True)
118 # get self credential
119 arg_list = [cert_string,type,self.hrn]
120 request_hash=self.key.compute_hash(arg_list)
121 self_cred = registry.get_self_credential(cert_string, type, self.hrn, request_hash)
123 arg_list = [self_cred,type,self.hrn]
124 request_hash=self.key.compute_hash(arg_list)
125 cred = registry.get_credential(self_cred, type, self.hrn, request_hash)
128 Credential(string=cred).save_to_file(cred_filename, save_parents=True)
131 def getCredentialFromLocalRegistry(self):
133 Get our current credential directly from the local registry.
137 auth_hrn = self.auth.get_authority(hrn)
139 # is this a root or sub authority
140 if not auth_hrn or hrn == self.config.SFA_INTERFACE_HRN:
142 auth_info = self.auth.get_auth_info(auth_hrn)
144 records = table.findObjects(hrn)
148 type = record['type']
149 object_gid = record.get_gid_object()
150 new_cred = Credential(subject = object_gid.get_subject())
151 new_cred.set_gid_caller(object_gid)
152 new_cred.set_gid_object(object_gid)
153 new_cred.set_issuer(key=auth_info.get_pkey_object(), subject=auth_hrn)
154 new_cred.set_pubkey(object_gid.get_pubkey())
155 r1 = determine_rights(type, hrn)
156 new_cred.set_privileges(r1)
158 auth_kind = "authority,ma,sa"
160 new_cred.set_parent(self.auth.hierarchy.get_auth_cred(auth_hrn, kind=auth_kind))
165 return new_cred.save_to_string(save_parents=True)
168 def loadCredential (self):
170 Attempt to load credential from file if it exists. If it doesnt get
171 credential from registry.
174 # see if this file exists
175 # XX This is really the aggregate's credential. Using this is easier than getting
176 # the registry's credential from iteslf (ssl errors).
177 ma_cred_filename = self.config.SFA_DATA_DIR + os.sep + self.interface + self.hrn + ".ma.cred"
179 self.credential = Credential(filename = ma_cred_filename)
181 self.credential = self.getCredentialFromRegistry()
184 # Convert geni fields to PLC fields for use when registering up updating
185 # registry record in the PLC database
187 # @param type type of record (user, slice, ...)
188 # @param hrn human readable name
189 # @param geni_fields dictionary of geni fields
190 # @param pl_fields dictionary of PLC fields (output)
192 def geni_fields_to_pl_fields(self, type, hrn, record):
194 def convert_ints(tmpdict, int_fields):
195 for field in int_fields:
197 tmpdict[field] = int(tmpdict[field])
200 #for field in record:
201 # pl_record[field] = record[field]
204 if not "instantiation" in pl_record:
205 pl_record["instantiation"] = "plc-instantiated"
206 pl_record["name"] = hrn_to_pl_slicename(hrn)
208 pl_record["url"] = record["url"]
209 if "description" in record:
210 pl_record["description"] = record["description"]
213 if not "hostname" in pl_record:
214 if not "hostname" in record:
215 raise MissingGeniInfo("hostname")
216 pl_record["hostname"] = record["hostname"]
217 if not "model" in pl_record:
218 pl_record["model"] = "geni"
220 elif type == "authority":
221 pl_record["login_base"] = hrn_to_pl_login_base(hrn)
223 if not "name" in pl_record:
224 pl_record["name"] = hrn
226 if not "abbreviated_name" in pl_record:
227 pl_record["abbreviated_name"] = hrn
229 if not "enabled" in pl_record:
230 pl_record["enabled"] = True
232 if not "is_public" in pl_record:
233 pl_record["is_public"] = True
237 def fill_record_pl_info(self, record):
239 Fill in the planetlab specific fields of a Geni record. This
240 involves calling the appropriate PLC method to retrieve the
241 database record for the object.
243 PLC data is filled into the pl_info field of the record.
245 @param record: record to fill in field (in/out param)
247 type = record['type']
248 pointer = record['pointer']
251 # records with pointer==-1 do not have plc info associated with them.
252 # for example, the top level authority records which are
253 # authorities, but not PL "sites"
258 if (type in ["authority"]):
259 pl_res = self.plshell.GetSites(self.plauth, [pointer])
260 elif (type == "slice"):
261 pl_res = self.plshell.GetSlices(self.plauth, [pointer])
262 elif (type == "user"):
263 pl_res = self.plshell.GetPersons(self.plauth, [pointer])
264 elif (type == "node"):
265 pl_res = self.plshell.GetNodes(self.plauth, [pointer])
267 raise UnknownGeniType(type)
270 raise PlanetLabRecordDoesNotExist(record['hrn'])
272 # convert ids to hrns
273 pl_record = pl_res[0]
274 if 'site_id' in pl_record:
275 sites = self.plshell.GetSites(self.plauth, pl_record['site_id'], ['login_base'])
277 login_base = site['login_base']
278 pl_record['site'] = ".".join([auth_hrn, login_base])
279 if 'person_ids' in pl_record:
280 persons = self.plshell.GetPersons(self.plauth, pl_record['person_ids'], ['email'])
281 emails = [person['email'] for person in persons]
282 usernames = [email.split('@')[0] for email in emails]
283 person_hrns = [".".join([auth_hrn, login_base, username]) for username in usernames]
284 pl_record['persons'] = person_hrns
285 if 'slice_ids' in pl_record:
286 slices = self.plshell.GetSlices(self.plauth, pl_record['slice_ids'], ['name'])
287 slicenames = [slice['name'] for slice in slices]
288 slice_hrns = [slicename_to_hrn(auth_hrn, slicename) for slicename in slicenames]
289 pl_record['slices'] = slice_hrns
290 if 'node_ids' in pl_record:
291 nodes = self.plshell.GetNodes(self.plauth, pl_record['node_ids'], ['hostname'])
292 hostnames = [node['hostname'] for node in nodes]
293 node_hrns = [hostname_to_hrn(auth_hrn, login_base, hostname) for hostname in hostnames]
294 pl_record['nodes'] = node_hrns
295 if 'site_ids' in pl_record:
296 sites = self.plshell.GetSites(self.plauth, pl_record['site_ids'], ['login_base'])
297 login_bases = [site['login_base'] for site in sites]
298 site_hrns = [".".join([auth_hrn, lbase]) for lbase in login_bases]
299 pl_record['sites'] = site_hrns
300 if 'key_ids' in pl_record:
301 keys = self.plshell.GetKeys(self.plauth, pl_record['key_ids'])
304 pubkeys = [key['key'] for key in keys]
305 pl_record['keys'] = pubkeys
307 record.update(pl_record)
311 def fill_record_geni_info(self, record):
313 type = record['type']
315 if (type == "slice"):
316 person_ids = record.get("person_ids", [])
317 persons = table.find({'type': 'user', 'pointer': person_ids})
318 researchers = [person['hrn'] for person in persons]
319 geni_info['researcher'] = researchers
321 elif (type == "authority"):
322 person_ids = record.get("person_ids", [])
323 persons = table.find({'type': 'user', 'pointer': person_ids})
325 for person in persons:
326 persons_dict[person['pointer']] = person
327 pl_persons = self.plshell.GetPersons(self.plauth, person_ids, ['person_id', 'roles'])
328 pis, techs, admins = [], [], []
329 for person in pl_persons:
330 pointer = person['person_id']
332 if pointer not in persons_dict:
333 # this means there is not sfa record for this user
335 hrn = persons_dict[pointer]['hrn']
336 if 'pi' in person['roles']:
338 if 'tech' in person['roles']:
340 if 'admin' in person['roles']:
343 geni_info['PI'] = pis
344 geni_info['operator'] = techs
345 geni_info['owner'] = admins
346 # xxx TODO: OrganizationName
348 elif (type == "node"):
349 geni_info['dns'] = record.get("hostname", "")
350 # xxx TODO: URI, LatLong, IP, DNS
352 elif (type == "user"):
353 geni_info['email'] = record.get("email", "")
354 # xxx TODO: PostalAddress, Phone
356 record.update(geni_info)
358 def fill_record_info(self, record):
360 Given a geni record, fill in the PLC specific and Geni specific
361 fields in the record.
363 self.fill_record_pl_info(record)
364 self.fill_record_geni_info(record)
366 def update_membership_list(self, oldRecord, record, listName, addFunc, delFunc):
367 # get a list of the HRNs tht are members of the old and new records
369 oldList = oldRecord.get(listName, [])
372 newList = record.get(listName, [])
374 # if the lists are the same, then we don't have to update anything
375 if (oldList == newList):
378 # build a list of the new person ids, by looking up each person to get
382 records = table.find({'type': 'user', 'hrn': newList})
384 newIdList.append(rec['pointer'])
386 # build a list of the old person ids from the person_ids field
388 oldIdList = oldRecord.get("person_ids", [])
389 containerId = oldRecord.get_pointer()
391 # if oldRecord==None, then we are doing a Register, instead of an
394 containerId = record.get_pointer()
396 # add people who are in the new list, but not the oldList
397 for personId in newIdList:
398 if not (personId in oldIdList):
399 addFunc(self.plauth, personId, containerId)
401 # remove people who are in the old list, but not the new list
402 for personId in oldIdList:
403 if not (personId in newIdList):
404 delFunc(self.plauth, personId, containerId)
406 def update_membership(self, oldRecord, record):
407 if record.type == "slice":
408 self.update_membership_list(oldRecord, record, 'researcher',
409 self.plshell.AddPersonToSlice,
410 self.plshell.DeletePersonFromSlice)
411 elif record.type == "authority":
417 class ComponentAPI(BaseAPI):
419 def __init__(self, config = "/etc/sfa/sfa_config", encoding = "utf-8", methods='sfa.methods',
420 peer_cert = None, interface = None, key_file = None, cert_file = None):
422 BaseAPI.__init__(self, config=config, encoding=encoding, methods=methods, peer_cert=peer_cert,
423 interface=interface, key_file=key_file, cert_file=cert_file)
424 self.encoding = encoding
426 # Better just be documenting the API
430 self.nodemanager = self.getNodeManagerShell()
432 def getNodeManagerShell(self):
433 # just import the nm api source
434 sys.path.append('/usr/share/NodeManager')
439 def sliver_exists(self):
440 sliver_dict = self.nodemanager.GetXIDs()
441 if slicename in sliver_dict.keys():