import traceback
import string
import xmlrpclib
+
+from sfa.util.sfalogging import sfa_logger
+import sfa.util.xmlrpcprotocol as xmlrpcprotocol
from sfa.trust.auth import Auth
from sfa.util.config import *
from sfa.util.faults import *
-from sfa.util.debug import *
from sfa.trust.rights import *
from sfa.trust.credential import *
from sfa.trust.certificate import *
from sfa.util.namespace import *
from sfa.util.api import *
from sfa.util.nodemanager import NodeManager
-from sfa.util.sfalogging import *
+try:
+ from collections import defaultdict
+except:
+ class defaultdict(dict):
+ def __init__(self, default_factory=None, *a, **kw):
+ if (default_factory is not None and
+ not hasattr(default_factory, '__call__')):
+ raise TypeError('first argument must be callable')
+ dict.__init__(self, *a, **kw)
+ self.default_factory = default_factory
+ def __getitem__(self, key):
+ try:
+ return dict.__getitem__(self, key)
+ except KeyError:
+ return self.__missing__(key)
+ def __missing__(self, key):
+ if self.default_factory is None:
+ raise KeyError(key)
+ self[key] = value = self.default_factory()
+ return value
+ def __reduce__(self):
+ if self.default_factory is None:
+ args = tuple()
+ else:
+ args = self.default_factory,
+ return type(self), args, None, None, self.items()
+ def copy(self):
+ return self.__copy__()
+ def __copy__(self):
+ return type(self)(self.default_factory, self)
+ def __deepcopy__(self, memo):
+ import copy
+ return type(self)(self.default_factory,
+ copy.deepcopy(self.items()))
+ def __repr__(self):
+ return 'defaultdict(%s, %s)' % (self.default_factory,
+ dict.__repr__(self))
+## end of http://code.activestate.com/recipes/523034/ }}}
def list_to_dict(recs, key):
+ """
+ convert a list of dictionaries into a dictionary keyed on the
+ specified dictionary key
+ """
keys = [rec[key] for rec in recs]
return dict(zip(keys, recs))
-
class SfaAPI(BaseAPI):
# flat list of method names
import sfa.methods
methods = sfa.methods.all
- def __init__(self, config = "/etc/sfa/sfa_config.py", encoding = "utf-8", methods='sfa.methods', \
- peer_cert = None, interface = None, key_file = None, cert_file = None):
+ def __init__(self, config = "/etc/sfa/sfa_config.py", encoding = "utf-8",
+ methods='sfa.methods', peer_cert = None, interface = None,
+ key_file = None, cert_file = None, cache = None):
BaseAPI.__init__(self, config=config, encoding=encoding, methods=methods, \
peer_cert=peer_cert, interface=interface, key_file=key_file, \
- cert_file=cert_file)
+ cert_file=cert_file, cache=cache)
self.encoding = encoding
-
from sfa.util.table import SfaTable
self.SfaTable = SfaTable
# Better just be documenting the API
if config is None:
- print "CONFIG IS NONE"
return
# Load configuration
self.credential = None
# Initialize the PLC shell only if SFA wraps a myPLC
rspec_type = self.config.get_aggregate_type()
- if (rspec_type == 'pl' or rspec_type == 'vini'):
+ if (rspec_type == 'pl' or rspec_type == 'vini' or rspec_type == 'eucalyptus'):
self.plshell = self.getPLCShell()
- self.plshell_version = self.getPLCShellVersion()
+ self.plshell_version = "4.3"
self.hrn = self.config.SFA_INTERFACE_HRN
self.time_format = "%Y-%m-%d %H:%M:%S"
- self.logger=get_sfa_logger()
+ self.logger=sfa_logger()
def getPLCShell(self):
self.plauth = {'Username': self.config.SFA_PLC_USER,
self.plshell_type = 'direct'
import PLC.Shell
shell = PLC.Shell.Shell(globals = globals())
- shell.AuthCheck(self.plauth)
- return shell
- except ImportError:
+ except:
self.plshell_type = 'xmlrpc'
- # connect via xmlrpc
url = self.config.SFA_PLC_URL
shell = xmlrpclib.Server(url, verbose = 0, allow_none = True)
- shell.AuthCheck(self.plauth)
- return shell
-
- def getPLCShellVersion(self):
- # We need to figure out what version of PLCAPI we are talking to.
- # Some calls we need to make later will be different depending on
- # the api version.
- try:
- # This is probably a bad way to determine api versions
- # but its easy and will work for now. Lets try to make
- # a call that only exists is PLCAPI.4.3. If it fails, we
- # can assume the api version is 4.2
- self.plshell.GetTagTypes(self.plauth)
- return '4.3'
- except:
- return '4.2'
-
+
+ return shell
def getCredential(self):
+ """
+ Return a valid credential for this interface.
+ """
if self.interface in ['registry']:
return self.getCredentialFromLocalRegistry()
else:
return self.getCredentialFromRegistry()
-
+
+ def getDelegatedCredential(self, creds):
+ """
+ Attempt to find a credential delegated to us in
+ the specified list of creds.
+ """
+ if creds and not isinstance(creds, list):
+ creds = [creds]
+ delegated_creds = filter_creds_by_caller(creds,self.hrn)
+ if not delegated_creds:
+ return None
+ return delegated_creds[0]
+
def getCredentialFromRegistry(self):
"""
Get our credential from a remote registry
registry = registries[self.hrn]
cert_string=self.cert.save_to_string(save_parents=True)
# get self credential
- self_cred = registry.get_self_credential(cert_string, type, self.hrn)
+ self_cred = registry.GetSelfCredential(cert_string, self.hrn, type)
# get credential
- cred = registry.get_credential(self_cred, type, self.hrn)
+ cred = registry.GetCredential(self_cred, self.hrn, type)
# save cred to file
Credential(string=cred).save_to_file(cred_filename, save_parents=True)
new_cred = Credential(subject = object_gid.get_subject())
new_cred.set_gid_caller(object_gid)
new_cred.set_gid_object(object_gid)
- new_cred.set_issuer(key=auth_info.get_pkey_object(), subject=auth_hrn)
- new_cred.set_pubkey(object_gid.get_pubkey())
+ new_cred.set_issuer_keys(auth_info.get_privkey_filename(), auth_info.get_gid_filename())
+
r1 = determine_rights(type, hrn)
new_cred.set_privileges(r1)
node_list = self.plshell.GetNodes(self.plauth, node_ids)
nodes = list_to_dict(node_list, 'node_id')
if site_ids:
- site_lists = self.plshell.GetSites(self.plauth, site_ids)
+ site_list = self.plshell.GetSites(self.plauth, site_ids)
sites = list_to_dict(site_list, 'site_id')
if slice_ids:
slice_list = self.plshell.GetSlices(self.plauth, slice_ids)
# fill record info
for record in records:
- # records with pointer==-1 do not have plc info associated with them.
+ # records with pointer==-1 do not have plc info.
# for example, the top level authority records which are
# authorities, but not PL "sites"
if record['pointer'] == -1:
return records
- def fill_record_sfa_info(self, record):
- sfa_info = {}
- type = record['type']
+ def fill_record_sfa_info(self, records):
+
+ def startswith(prefix, values):
+ return [value for value in values if value.startswith(prefix)]
+
+ # get person ids
+ person_ids = []
+ site_ids = []
+ for record in records:
+ person_ids.extend(record.get("person_ids", []))
+ site_ids.extend(record.get("site_ids", []))
+ if 'site_id' in record:
+ site_ids.append(record['site_id'])
+
+ # get all pis from the sites we've encountered
+ # and store them in a dictionary keyed on site_id
+ site_pis = {}
+ if site_ids:
+ pi_filter = {'|roles': ['pi'], '|site_ids': site_ids}
+ pi_list = self.plshell.GetPersons(self.plauth, pi_filter, ['person_id', 'site_ids'])
+ for pi in pi_list:
+ # we will need the pi's hrns also
+ person_ids.append(pi['person_id'])
+
+ # we also need to keep track of the sites these pis
+ # belong to
+ for site_id in pi['site_ids']:
+ if site_id in site_pis:
+ site_pis[site_id].append(pi)
+ else:
+ site_pis[site_id] = [pi]
+
+ # get sfa records for all records associated with these records.
+ # we'll replace pl ids (person_ids) with hrns from the sfa records
+ # we obtain
+
+ # get the sfa records
table = self.SfaTable()
- if (type == "slice"):
- person_ids = record.get("person_ids", [])
- persons = table.find({'type': 'user', 'pointer': person_ids})
- researchers = [person['hrn'] for person in persons]
- sfa_info['researcher'] = researchers
-
- elif (type == "authority"):
- person_ids = record.get("person_ids", [])
- persons = table.find({'type': 'user', 'pointer': person_ids})
- persons_dict = {}
- for person in persons:
- persons_dict[person['pointer']] = person
- pl_persons = self.plshell.GetPersons(self.plauth, person_ids, ['person_id', 'roles'])
- pis, techs, admins = [], [], []
- for person in pl_persons:
- pointer = person['person_id']
+ person_list, persons = [], {}
+ person_list = table.find({'type': 'user', 'pointer': person_ids})
+ # create a hrns keyed on the sfa record's pointer.
+ # Its possible for multiple records to have the same pointer so
+ # the dict's value will be a list of hrns.
+ persons = defaultdict(list)
+ for person in person_list:
+ persons[person['pointer']].append(person)
+
+ # get the pl records
+ pl_person_list, pl_persons = [], {}
+ pl_person_list = self.plshell.GetPersons(self.plauth, person_ids, ['person_id', 'roles'])
+ pl_persons = list_to_dict(pl_person_list, 'person_id')
+
+ # fill sfa info
+ for record in records:
+ # skip records with no pl info (top level authorities)
+ if record['pointer'] == -1:
+ continue
+ sfa_info = {}
+ type = record['type']
+ if (type == "slice"):
+ # all slice users are researchers
+ record['PI'] = []
+ record['researcher'] = []
+ for person_id in record['person_ids']:
+ hrns = [person['hrn'] for person in persons[person_id]]
+ record['researcher'].extend(hrns)
+
+ # pis at the slice's site
+ pl_pis = site_pis[record['site_id']]
+ pi_ids = [pi['person_id'] for pi in pl_pis]
+ for person_id in pi_ids:
+ hrns = [person['hrn'] for person in persons[person_id]]
+ record['PI'].extend(hrns)
+ record['geni_urn'] = hrn_to_urn(record['hrn'], 'slice')
+ record['geni_creator'] = record['PI']
- if pointer not in persons_dict:
- # this means there is not sfa record for this user
- continue
- hrn = persons_dict[pointer]['hrn']
- if 'pi' in person['roles']:
- pis.append(hrn)
- if 'tech' in person['roles']:
- techs.append(hrn)
- if 'admin' in person['roles']:
- admins.append(hrn)
-
- sfa_info['PI'] = pis
- sfa_info['operator'] = techs
- sfa_info['owner'] = admins
- # xxx TODO: OrganizationName
-
- elif (type == "node"):
- sfa_info['dns'] = record.get("hostname", "")
- # xxx TODO: URI, LatLong, IP, DNS
+ elif (type == "authority"):
+ record['PI'] = []
+ record['operator'] = []
+ record['owner'] = []
+ for pointer in record['person_ids']:
+ if pointer not in persons or pointer not in pl_persons:
+ # this means there is not sfa or pl record for this user
+ continue
+ hrns = [person['hrn'] for person in persons[pointer]]
+ roles = pl_persons[pointer]['roles']
+ if 'pi' in roles:
+ record['PI'].extend(hrns)
+ if 'tech' in roles:
+ record['operator'].extend(hrns)
+ if 'admin' in roles:
+ record['owner'].extend(hrns)
+ # xxx TODO: OrganizationName
+ elif (type == "node"):
+ sfa_info['dns'] = record.get("hostname", "")
+ # xxx TODO: URI, LatLong, IP, DNS
- elif (type == "user"):
- sfa_info['email'] = record.get("email", "")
- # xxx TODO: PostalAddress, Phone
-
- record.update(sfa_info)
+ elif (type == "user"):
+ sfa_info['email'] = record.get("email", "")
+ sfa_info['geni_urn'] = hrn_to_urn(record['hrn'], 'user')
+ sfa_info['geni_certificate'] = record['gid']
+ # xxx TODO: PostalAddress, Phone
+ record.update(sfa_info)
def fill_record_info(self, records):
"""
records = [records]
self.fill_record_pl_info(records)
- for record in records:
- self.fill_record_sfa_info(record)
- #self.fill_record_sfa_info(records)
+ self.fill_record_sfa_info(records)
def update_membership_list(self, oldRecord, record, listName, addFunc, delFunc):
# get a list of the HRNs tht are members of the old and new records
return True
else:
return False
+
+ def get_registry(self):
+ addr, port = self.config.SFA_REGISTRY_HOST, self.config.SFA_REGISTRY_PORT
+ url = "http://%(addr)s:%(port)s" % locals()
+ server = xmlrpcprotocol.get_server(url, self.key_file, self.cert_file)
+ return server
+
+ def get_node_key(self):
+ # this call requires no authentication,
+ # so we can generate a random keypair here
+ subject="component"
+ (kfd, keyfile) = tempfile.mkstemp()
+ (cfd, certfile) = tempfile.mkstemp()
+ key = Keypair(create=True)
+ key.save_to_file(keyfile)
+ cert = Certificate(subject=subject)
+ cert.set_issuer(key=key, subject=subject)
+ cert.set_pubkey(key)
+ cert.sign()
+ cert.save_to_file(certfile)
+ registry = self.get_registry()
+ # the registry will scp the key onto the node
+ registry.get_key()
+
+ def getCredential(self):
+ """
+ Get our credential from a remote registry
+ """
+ path = self.config.SFA_DATA_DIR
+ config_dir = self.config.config_path
+ cred_filename = path + os.sep + 'node.cred'
+ try:
+ credential = Credential(filename = cred_filename)
+ return credential.save_to_string(save_parents=True)
+ except IOError:
+ node_pkey_file = config_dir + os.sep + "node.key"
+ node_gid_file = config_dir + os.sep + "node.gid"
+ cert_filename = path + os.sep + 'server.cert'
+ if not os.path.exists(node_pkey_file) or \
+ not os.path.exists(node_gid_file):
+ self.get_node_key()
+
+ # get node's hrn
+ gid = GID(filename=node_gid_file)
+ hrn = gid.get_hrn()
+ # get credential from registry
+ cert_str = Certificate(filename=cert_filename).save_to_string(save_parents=True)
+ registry = self.get_registry()
+ cred = registry.GetSelfCredential(cert_str, hrn, 'node')
+ Credential(string=cred).save_to_file(credfile, save_parents=True)
+
+ return cred
+
+ def clean_key_cred(self):
+ """
+ remove the existing keypair and cred and generate new ones
+ """
+ files = ["server.key", "server.cert", "node.cred"]
+ for f in files:
+ filepath = KEYDIR + os.sep + f
+ if os.path.isfile(filepath):
+ os.unlink(f)
+
+ # install the new key pair
+ # GetCredential will take care of generating the new keypair
+ # and credential
+ self.get_node_key()
+ self.getCredential()
+
+