import types
import time
+# for get_key_from_incoming_ip
+import tempfile
+import os
+import commands
from sfa.util.faults import RecordNotFound, AccountNotEnabled, PermissionError, MissingAuthority, \
- UnknownSfaType, ExistingRecord
+ UnknownSfaType, ExistingRecord, NonExistingRecord
from sfa.util.prefixTree import prefixTree
-from sfa.util.record import SfaRecord
-from sfa.util.table import SfaTable
-from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn, urn_to_hrn
+from sfa.util.xrn import Xrn, get_authority, hrn_to_urn, urn_to_hrn
from sfa.util.plxrn import hrn_to_pl_login_base
from sfa.util.version import version_core
+from sfa.util.sfalogging import logger
from sfa.trust.gid import GID
from sfa.trust.credential import Credential
from sfa.trust.certificate import Certificate, Keypair, convert_public_key
from sfa.trust.gid import create_uuid
+from sfa.storage.record import SfaRecord
+from sfa.storage.table import SfaTable
+
class RegistryManager:
- def __init__ (self): pass
+ def __init__ (self, config): pass
# The GENI GetVersion call
- def GetVersion(self, api):
- peers = dict ( [ (hrn,interface._ServerProxy__host) for (hrn,interface) in api.registries.iteritems()
+ def GetVersion(self, api, options):
+ peers = dict ( [ (hrn,interface.get_url()) for (hrn,interface) in api.registries.iteritems()
if hrn != api.hrn])
xrn=Xrn(api.hrn)
return version_core({'interface':'registry',
# verify_cancreate_credential requires that the member lists
# (researchers, pis, etc) be filled in
- api.driver.fill_record_info(record, api.aggregates)
- if record['type']=='user':
- if not record['enabled']:
+ self.driver.augment_records_with_testbed_info (record)
+ if not self.driver.is_enabled (record):
raise AccountNotEnabled(": PlanetLab account %s is not enabled. Please contact your site PI" %(record['email']))
# get the callers gid
def Resolve(self, api, xrns, type=None, full=True):
- # load all known registry names into a prefix tree and attempt to find
- # the longest matching prefix
if not isinstance(xrns, types.ListType):
+ xrns = [xrns]
+ # try to infer type if not set and we get a single input
if not type:
type = Xrn(xrns).get_type()
- xrns = [xrns]
hrns = [urn_to_hrn(xrn)[0] for xrn in xrns]
+ # load all known registry names into a prefix tree and attempt to find
+ # the longest matching prefix
# create a dict where key is a registry hrn and its value is a
# hrns at that registry (determined by the known prefix tree).
xrn_dict = {}
if registry_hrn != api.hrn:
credential = api.getCredential()
interface = api.registries[registry_hrn]
- server = api.server_proxy(interface, credential)
- peer_records = server.Resolve(xrns, credential)
+ server_proxy = api.server_proxy(interface, credential)
+ peer_records = server_proxy.Resolve(xrns, credential)
records.extend([SfaRecord(dict=record).as_dict() for record in peer_records])
# try resolving the remaining unfound records at the local registry
- remaining_hrns = set(hrns).difference([record['hrn'] for record in records])
- # convert set to list
- remaining_hrns = [hrn for hrn in remaining_hrns]
+ local_hrns = list ( set(hrns).difference([record['hrn'] for record in records]) )
+ #
table = SfaTable()
- local_records = table.findObjects({'hrn': remaining_hrns})
+ local_records = table.findObjects({'hrn': local_hrns})
+
if full:
- api.driver.fill_record_info(local_records, api.aggregates)
+ # in full mode we get as much info as we can, which involves contacting the
+ # testbed for getting implementation details about the record
+ self.driver.augment_records_with_testbed_info(local_records)
+ # also we fill the 'url' field for known authorities
+ # used to be in the driver code, sounds like a poorman thing though
+ def solve_neighbour_url (record):
+ if not record['type'].startswith('authority'): return
+ hrn=record['hrn']
+ for neighbour_dict in [ api.aggregates, api.registries ]:
+ if hrn in neighbour_dict:
+ record['url']=neighbour_dict[hrn].get_url()
+ return
+ [ solve_neighbour_url (record) for record in local_records ]
+
+
# convert local record objects to dicts
records.extend([dict(record) for record in local_records])
- if not records:
- raise RecordNotFound(str(hrns))
-
if type:
records = filter(lambda rec: rec['type'] in [type], records)
+ if not records:
+ raise RecordNotFound(str(hrns))
+
return records
def List(self, api, xrn, origin_hrn=None):
if registry_hrn != api.hrn:
credential = api.getCredential()
interface = api.registries[registry_hrn]
- server = api.server_proxy(interface, credential)
- record_list = server.List(xrn, credential)
+ server_proxy = api.server_proxy(interface, credential)
+ record_list = server_proxy.List(xrn, credential)
records = [SfaRecord(dict=record).as_dict() for record in record_list]
# if we still have not found the record yet, try the local registry
pkey = certificate.get_pubkey()
gid = api.auth.hierarchy.create_gid(xrn, create_uuid(), pkey)
return gid.save_to_string(save_parents=True)
+
+ ####################
+ # utility for handling relationships among the SFA objects
+ # given that the SFA db does not handle this sort of relationsships
+ # it will rely on side-effects in the testbed to keep this persistent
+
+ # subject_record describes the subject of the relationships
+ # ref_record contains the target values for the various relationships we need to manage
+ # (to begin with, this is just the slice x person relationship)
+ def update_relations (self, subject_record, ref_record):
+ type=subject_record['type']
+ if type=='slice':
+ self.update_relation(subject_record, 'researcher', ref_record.get('researcher'), 'user')
+ # field_key is the name of one field in the record, typically 'researcher' for a 'slice' record
+ # hrns is the list of hrns that should be linked to the subject from now on
+ # target_type would be e.g. 'user' in the 'slice' x 'researcher' example
+ def update_relation (self, sfa_record, field_key, hrns, target_type):
+ # locate the linked objects in our db
+ subject_type=sfa_record['type']
+ subject_id=sfa_record['pointer']
+ table = SfaTable()
+ link_sfa_records = table.find ({'type':target_type, 'hrn': hrns})
+ link_ids = [ rec.get('pointer') for rec in link_sfa_records ]
+ self.driver.update_relation (subject_type, target_type, subject_id, link_ids)
+
+
def Register(self, api, record):
hrn, type = record['hrn'], record['type']
record = SfaRecord(dict = record)
record['authority'] = get_authority(record['hrn'])
- type = record['type']
- hrn = record['hrn']
auth_info = api.auth.get_auth_info(record['authority'])
pub_key = None
# make sure record has a gid
if 'gid' not in record:
uuid = create_uuid()
pkey = Keypair(create=True)
- if 'key' in record and record['key']:
- if isinstance(record['key'], types.ListType):
- pub_key = record['key'][0]
- else:
- pub_key = record['key']
+ if 'keys' in record and record['keys']:
+ pub_key=record['keys']
+ # use only first key in record
+ if isinstance(record['keys'], types.ListType):
+ pub_key = record['keys'][0]
pkey = convert_public_key(pub_key)
gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
# get the GID from the newly created authority
gid = auth_info.get_gid_object()
record.set_gid(gid.save_to_string(save_parents=True))
- pl_record = api.driver.sfa_fields_to_pl_fields(type, hrn, record)
- sites = api.driver.GetSites([pl_record['login_base']])
- if not sites:
- pointer = api.driver.AddSite(pl_record)
- else:
- pointer = sites[0]['site_id']
-
- record.set_pointer(pointer)
- record['pointer'] = pointer
-
- elif (type == "slice"):
- acceptable_fields=['url', 'instantiation', 'name', 'description']
- pl_record = api.driver.sfa_fields_to_pl_fields(type, hrn, record)
- for key in pl_record.keys():
- if key not in acceptable_fields:
- pl_record.pop(key)
- slices = api.driver.GetSlices([pl_record['name']])
- if not slices:
- pointer = api.driver.AddSlice(pl_record)
- else:
- pointer = slices[0]['slice_id']
- record.set_pointer(pointer)
- record['pointer'] = pointer
-
- elif (type == "user"):
- persons = api.driver.GetPersons([record['email']])
- if not persons:
- pointer = api.driver.AddPerson(dict(record))
- else:
- pointer = persons[0]['person_id']
-
- if 'enabled' in record and record['enabled']:
- api.driver.UpdatePerson(pointer, {'enabled': record['enabled']})
- # add this persons to the site only if he is being added for the first
- # time by sfa and doesont already exist in plc
- if not persons or not persons[0]['site_ids']:
- login_base = get_leaf(record['authority'])
- api.driver.AddPersonToSite(pointer, login_base)
-
- # What roles should this user have?
- api.driver.AddRoleToPerson('user', pointer)
- # Add the user's key
- if pub_key:
- api.driver.AddPersonKey(pointer, {'key_type' : 'ssh', 'key' : pub_key})
-
- elif (type == "node"):
- pl_record = api.driver.sfa_fields_to_pl_fields(type, hrn, record)
- login_base = hrn_to_pl_login_base(record['authority'])
- nodes = api.driver.GetNodes([pl_record['hostname']])
- if not nodes:
- pointer = api.driver.AddNode(login_base, pl_record)
- else:
- pointer = nodes[0]['node_id']
-
- record['pointer'] = pointer
+
+ # update testbed-specific data if needed
+ pointer = self.driver.register (record, hrn, pub_key)
+
record.set_pointer(pointer)
record_id = table.insert(record)
record['record_id'] = record_id
# update membership for researchers, pis, owners, operators
- api.driver.update_membership(None, record)
-
+ self.update_relations (record, record)
+
return record.get_gid_object().save_to_string(save_parents=True)
def Update(self, api, record_dict):
record = records[0]
record['last_updated'] = time.gmtime()
- # Update_membership needs the membership lists in the existing record
- # filled in, so it can see if members were added or removed
- api.driver.fill_record_info(record, api.aggregates)
-
+ # validate the type
+ if type not in ['authority', 'slice', 'node', 'user']:
+ raise UnknownSfaType(type)
+
# Use the pointer from the existing record, not the one that the user
# gave us. This prevents the user from inserting a forged pointer
pointer = record['pointer']
- # update the PLC information that was specified with the record
-
- if (type == "authority"):
- api.driver.UpdateSite(pointer, new_record)
-
- elif type == "slice":
- pl_record=api.driver.sfa_fields_to_pl_fields(type, hrn, new_record)
- if 'name' in pl_record:
- pl_record.pop('name')
- api.driver.UpdateSlice(pointer, pl_record)
-
- elif type == "user":
- # SMBAKER: UpdatePerson only allows a limited set of fields to be
- # updated. Ideally we should have a more generic way of doing
- # this. I copied the field names from UpdatePerson.py...
- update_fields = {}
- all_fields = new_record
- for key in all_fields.keys():
- if key in ['first_name', 'last_name', 'title', 'email',
- 'password', 'phone', 'url', 'bio', 'accepted_aup',
- 'enabled']:
- update_fields[key] = all_fields[key]
- api.driver.UpdatePerson(pointer, update_fields)
-
- if 'key' in new_record and new_record['key']:
- # must check this key against the previous one if it exists
- persons = api.driver.GetPersons([pointer], ['key_ids'])
- person = persons[0]
- keys = person['key_ids']
- keys = api.driver.GetKeys(person['key_ids'])
- key_exists = False
- if isinstance(new_record['key'], types.ListType):
- new_key = new_record['key'][0]
- else:
- new_key = new_record['key']
-
- # Delete all stale keys
- for key in keys:
- if new_record['key'] != key['key']:
- api.driver.DeleteKey(key['key_id'])
- else:
- key_exists = True
- if not key_exists:
- api.driver.AddPersonKey(pointer, {'key_type': 'ssh', 'key': new_key})
-
- # update the openssl key and gid
- pkey = convert_public_key(new_key)
- uuid = create_uuid()
- gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
- gid = gid_object.save_to_string(save_parents=True)
- record['gid'] = gid
- record = SfaRecord(dict=record)
- table.update(record)
-
- elif type == "node":
- api.driver.UpdateNode(pointer, new_record)
- else:
- raise UnknownSfaType(type)
+ # is the a change in keys ?
+ new_key=None
+ if type=='user':
+ if 'keys' in new_record and new_record['keys']:
+ new_key=new_record['keys']
+ if isinstance (new_key,types.ListType):
+ new_key=new_key[0]
+
+ # update the PLC information that was specified with the record
+ if not self.driver.update (record, new_record, hrn, new_key):
+ logger.warning("driver.update failed")
+ # take new_key into account
+ if new_key:
+ # update the openssl key and gid
+ pkey = convert_public_key(new_key)
+ uuid = create_uuid()
+ gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
+ gid = gid_object.save_to_string(save_parents=True)
+ record['gid'] = gid
+ record = SfaRecord(dict=record)
+ table.update(record)
+
# update membership for researchers, pis, owners, operators
- api.driver.update_membership(record, new_record)
+ self.update_relations (record, new_record)
return 1
if not records: raise RecordNotFound(hrn)
record = records[0]
type = record['type']
-
+
+ if type not in ['slice', 'user', 'node', 'authority'] :
+ raise UnknownSfaType(type)
+
credential = api.getCredential()
registries = api.registries
result=registries[registry].remove_peer_object(credential, record, origin_hrn)
except:
pass
- if type == "user":
- persons = api.driver.GetPersons(record['pointer'])
- # only delete this person if he has site ids. if he doesnt, it probably means
- # he was just removed from a site, not actually deleted
- if persons and persons[0]['site_ids']:
- api.driver.DeletePerson(record['pointer'])
- elif type == "slice":
- if api.driver.GetSlices(record['pointer']):
- api.driver.DeleteSlice(record['pointer'])
- elif type == "node":
- if api.driver.GetNodes(record['pointer']):
- api.driver.DeleteNode(record['pointer'])
- elif type == "authority":
- if api.driver.GetSites(record['pointer']):
- api.driver.DeleteSite(record['pointer'])
- else:
- raise UnknownSfaType(type)
-
+
+ # call testbed callback first
+ # IIUC this is done on the local testbed TOO because of the refreshpeer link
+ if not self.driver.remove(record):
+ logger.warning("driver.remove failed")
+
+ # delete from sfa db
table.remove(record)
return 1
+
+ # This is a PLC-specific thing...
+ def get_key_from_incoming_ip (self, api):
+ # verify that the callers's ip address exist in the db and is an interface
+ # for a node in the db
+ (ip, port) = api.remote_addr
+ interfaces = self.driver.GetInterfaces({'ip': ip}, ['node_id'])
+ if not interfaces:
+ raise NonExistingRecord("no such ip %(ip)s" % locals())
+ nodes = self.driver.GetNodes([interfaces[0]['node_id']], ['node_id', 'hostname'])
+ if not nodes:
+ raise NonExistingRecord("no such node using ip %(ip)s" % locals())
+ node = nodes[0]
+
+ # look up the sfa record
+ table = SfaTable()
+ records = table.findObjects({'type': 'node', 'pointer': node['node_id']})
+ if not records:
+ raise RecordNotFound("pointer:" + str(node['node_id']))
+ record = records[0]
+
+ # generate a new keypair and gid
+ uuid = create_uuid()
+ pkey = Keypair(create=True)
+ urn = hrn_to_urn(record['hrn'], record['type'])
+ gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey)
+ gid = gid_object.save_to_string(save_parents=True)
+ record['gid'] = gid
+ record.set_gid(gid)
+
+ # update the record
+ table.update(record)
+
+ # attempt the scp the key
+ # and gid onto the node
+ # this will only work for planetlab based components
+ (kfd, key_filename) = tempfile.mkstemp()
+ (gfd, gid_filename) = tempfile.mkstemp()
+ pkey.save_to_file(key_filename)
+ gid_object.save_to_file(gid_filename, save_parents=True)
+ host = node['hostname']
+ key_dest="/etc/sfa/node.key"
+ gid_dest="/etc/sfa/node.gid"
+ scp = "/usr/bin/scp"
+ #identity = "/etc/planetlab/root_ssh_key.rsa"
+ identity = "/etc/sfa/root_ssh_key"
+ scp_options=" -i %(identity)s " % locals()
+ scp_options+="-o StrictHostKeyChecking=no " % locals()
+ scp_key_command="%(scp)s %(scp_options)s %(key_filename)s root@%(host)s:%(key_dest)s" %\
+ locals()
+ scp_gid_command="%(scp)s %(scp_options)s %(gid_filename)s root@%(host)s:%(gid_dest)s" %\
+ locals()
+
+ all_commands = [scp_key_command, scp_gid_command]
+
+ for command in all_commands:
+ (status, output) = commands.getstatusoutput(command)
+ if status:
+ raise Exception, output
+
+ for filename in [key_filename, gid_filename]:
+ os.unlink(filename)
+
+ return 1