import sys
from types import StringTypes
-from sfa.util.misc import *
+from sfa.util.namespace import *
from sfa.util.rspec import *
from sfa.util.specdict import *
from sfa.util.faults import *
-from sfa.util.storage import *
-from sfa.util.record import GeniRecord
+from sfa.util.record import SfaRecord
from sfa.util.policy import Policy
from sfa.util.prefixTree import prefixTree
from sfa.util.debug import log
-from sfa.server.aggregate import Aggregates
-from sfa.server.registry import Registries
-class Slices(SimpleStorage):
+MAXINT = 2L**31-1
- def __init__(self, api, ttl = .5, caller_cred=None):
- self.api = api
- self.ttl = ttl
- self.threshold = None
- path = self.api.config.SFA_BASE_DIR
- filename = ".".join([self.api.interface, self.api.hrn, "slices"])
- filepath = path + os.sep + filename
- self.slices_file = filepath
- SimpleStorage.__init__(self, self.slices_file)
- self.policy = Policy(self.api)
- self.load()
- self.caller_cred=caller_cred
+class Slices:
+ rspec_to_slice_tag = {'max_rate':'net_max_rate'}
- def get_peer(self, hrn):
+ def __init__(self, api, ttl = .5, origin_hrn=None):
+ self.api = api
+ #filepath = path + os.sep + filename
+ self.policy = Policy(self.api)
+ self.origin_hrn = origin_hrn
+
+ def get_slivers(self, xrn, node=None):
+ hrn, type = urn_to_hrn(xrn)
+
+ slice_name = hrn_to_pl_slicename(hrn)
+ # XX Should we just call PLCAPI.GetSliceTicket(slice_name) instead
+ # of doing all of this?
+ #return self.api.GetSliceTicket(self.auth, slice_name)
+
+ # from PLCAPI.GetSlivers.get_slivers()
+ slice_fields = ['slice_id', 'name', 'instantiation', 'expires', 'person_ids', 'slice_tag_ids']
+ slices = self.api.plshell.GetSlices(self.api.plauth, slice_name, slice_fields)
+ # Build up list of users and slice attributes
+ person_ids = set()
+ all_slice_tag_ids = set()
+ for slice in slices:
+ person_ids.update(slice['person_ids'])
+ all_slice_tag_ids.update(slice['slice_tag_ids'])
+ person_ids = list(person_ids)
+ all_slice_tag_ids = list(all_slice_tag_ids)
+ # Get user information
+ all_persons_list = self.api.plshell.GetPersons(self.api.plauth, {'person_id':person_ids,'enabled':True}, ['person_id', 'enabled', 'key_ids'])
+ all_persons = {}
+ for person in all_persons_list:
+ all_persons[person['person_id']] = person
+
+ # Build up list of keys
+ key_ids = set()
+ for person in all_persons.values():
+ key_ids.update(person['key_ids'])
+ key_ids = list(key_ids)
+ # Get user account keys
+ all_keys_list = self.api.plshell.GetKeys(self.api.plauth, key_ids, ['key_id', 'key', 'key_type'])
+ all_keys = {}
+ for key in all_keys_list:
+ all_keys[key['key_id']] = key
+ # Get slice attributes
+ all_slice_tags_list = self.api.plshell.GetSliceTags(self.api.plauth, all_slice_tag_ids)
+ all_slice_tags = {}
+ for slice_tag in all_slice_tags_list:
+ all_slice_tags[slice_tag['slice_tag_id']] = slice_tag
+
+ slivers = []
+ for slice in slices:
+ keys = []
+ for person_id in slice['person_ids']:
+ if person_id in all_persons:
+ person = all_persons[person_id]
+ if not person['enabled']:
+ continue
+ for key_id in person['key_ids']:
+ if key_id in all_keys:
+ key = all_keys[key_id]
+ keys += [{'key_type': key['key_type'],
+ 'key': key['key']}]
+ attributes = []
+ # All (per-node and global) attributes for this slice
+ slice_tags = []
+ for slice_tag_id in slice['slice_tag_ids']:
+ if slice_tag_id in all_slice_tags:
+ slice_tags.append(all_slice_tags[slice_tag_id])
+ # Per-node sliver attributes take precedence over global
+ # slice attributes, so set them first.
+ # Then comes nodegroup slice attributes
+ # Followed by global slice attributes
+ sliver_attributes = []
+
+ if node is not None:
+ for sliver_attribute in filter(lambda a: a['node_id'] == node['node_id'], slice_tags):
+ sliver_attributes.append(sliver_attribute['tagname'])
+ attributes.append({'tagname': sliver_attribute['tagname'],
+ 'value': sliver_attribute['value']})
+
+ # set nodegroup slice attributes
+ for slice_tag in filter(lambda a: a['nodegroup_id'] in node['nodegroup_ids'], slice_tags):
+ # Do not set any nodegroup slice attributes for
+ # which there is at least one sliver attribute
+ # already set.
+ if slice_tag not in slice_tags:
+ attributes.append({'tagname': slice_tag['tagname'],
+ 'value': slice_tag['value']})
+
+ for slice_tag in filter(lambda a: a['node_id'] is None, slice_tags):
+ # Do not set any global slice attributes for
+ # which there is at least one sliver attribute
+ # already set.
+ if slice_tag['tagname'] not in sliver_attributes:
+ attributes.append({'tagname': slice_tag['tagname'],
+ 'value': slice_tag['value']})
+
+ # XXX Sanity check; though technically this should be a system invariant
+ # checked with an assertion
+ if slice['expires'] > MAXINT: slice['expires']= MAXINT
+
+ slivers.append({
+ 'hrn': hrn,
+ 'name': slice['name'],
+ 'slice_id': slice['slice_id'],
+ 'instantiation': slice['instantiation'],
+ 'expires': slice['expires'],
+ 'keys': keys,
+ 'attributes': attributes
+ })
+
+ return slivers
+
+ def get_peer(self, xrn):
+ hrn, type = urn_to_hrn(xrn)
# Becaues of myplc federation, we first need to determine if this
# slice belongs to out local plc or a myplc peer. We will assume it
# is a local site, unless we find out otherwise
return peer
- def get_sfa_peer(self, hrn):
+ def get_sfa_peer(self, xrn):
+ hrn, type = urn_to_hrn(xrn)
+
# return the authority for this hrn or None if we are the authority
sfa_peer = None
slice_authority = get_authority(hrn)
return sfa_peer
- def refresh(self):
- """
- Update the cached list of slices
- """
- # Reload components list
- now = datetime.datetime.now()
- if not self.has_key('threshold') or not self.has_key('timestamp') or \
- now > datetime.datetime.fromtimestamp(time.mktime(time.strptime(self['threshold'], self.api.time_format))):
- if self.api.interface in ['aggregate']:
- self.refresh_slices_aggregate()
- elif self.api.interface in ['slicemgr']:
- self.refresh_slices_smgr()
-
- def refresh_slices_aggregate(self):
- slices = self.api.plshell.GetSlices(self.api.plauth, {'peer_id': None}, ['name'])
- slice_hrns = [slicename_to_hrn(self.api.hrn, slice['name']) for slice in slices]
-
- # update timestamp and threshold
- timestamp = datetime.datetime.now()
- hr_timestamp = timestamp.strftime(self.api.time_format)
- delta = datetime.timedelta(hours=self.ttl)
- threshold = timestamp + delta
- hr_threshold = threshold.strftime(self.api.time_format)
-
- slice_details = {'hrn': slice_hrns,
- 'timestamp': hr_timestamp,
- 'threshold': hr_threshold
- }
- self.update(slice_details)
- self.write()
-
-
- def refresh_slices_smgr(self):
- slice_hrns = []
- aggregates = Aggregates(self.api)
- credential = self.api.getCredential()
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- for aggregate in aggregates:
- try:
- slices = aggregates[aggregate].get_slices(credential, request_hash)
- slice_hrns.extend(slices)
- except:
- print >> log, "Error calling slices at aggregate %(aggregate)s" % locals()
- # update timestamp and threshold
- timestamp = datetime.datetime.now()
- hr_timestamp = timestamp.strftime(self.api.time_format)
- delta = datetime.timedelta(hours=self.ttl)
- threshold = timestamp + delta
- hr_threshold = threshold.strftime(self.api.time_format)
-
- slice_details = {'hrn': slice_hrns,
- 'timestamp': hr_timestamp,
- 'threshold': hr_threshold
- }
- self.update(slice_details)
- self.write()
-
-
- def delete_slice(self, hrn):
- if self.api.interface in ['aggregate']:
- self.delete_slice_aggregate(hrn)
- elif self.api.interface in ['slicemgr']:
- self.delete_slice_smgr(hrn)
-
- def delete_slice_aggregate(self, hrn):
-
- slicename = hrn_to_pl_slicename(hrn)
- slices = self.api.plshell.GetSlices(self.api.plauth, {'name': slicename})
- if not slices:
- return 1
- slice = slices[0]
-
- # determine if this is a peer slice
- peer = self.get_peer(hrn)
- if peer:
- self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', slice['slice_id'], peer)
- self.api.plshell.DeleteSliceFromNodes(self.api.plauth, slicename, slice['node_ids'])
- if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
- return 1
-
- def delete_slice_smgr(self, hrn):
- credential = self.api.getCredential()
- caller_cred = self.caller_cred
- aggregates = Aggregates(self.api)
- arg_list = [credential, hrn]
- request_hash = self.api.key.compute_hash(arg_list)
- for aggregate in aggregates:
- try:
- aggregates[aggregate].delete_slice(credential, hrn, request_hash, caller_cred)
- except:
- print >> log, "Error calling list nodes at aggregate %s" % aggregate
- traceback.print_exc(log)
- exc_type, exc_value, exc_traceback = sys.exc_info()
- print exc_type, exc_value, exc_traceback
-
- def create_slice(self, hrn, rspec):
-
- # check our slice policy before we procede
- whitelist = self.policy['slice_whitelist']
- blacklist = self.policy['slice_blacklist']
-
- if whitelist and hrn not in whitelist or \
- blacklist and hrn in blacklist:
- policy_file = self.policy.policy_file
- print >> log, "Slice %(hrn)s not allowed by policy %(policy_file)s" % locals()
- return 1
-
- if self.api.interface in ['aggregate']:
- self.create_slice_aggregate(hrn, rspec)
- elif self.api.interface in ['slicemgr']:
- self.create_slice_smgr(hrn, rspec)
-
- def verify_site(self, registry, credential, slice_hrn, peer, sfa_peer):
+ def verify_site(self, registry, credential, slice_hrn, peer, sfa_peer, reg_objects=None):
authority = get_authority(slice_hrn)
- arg_list = [credential, authority]
- request_hash = self.api.key.compute_hash(arg_list)
- site_records = registry.resolve(credential, authority, request_hash)
- site = {}
- for site_record in site_records:
- if site_record['type'] == 'authority':
- site = site_record
- if not site:
- raise RecordNotFound(authority)
+ authority_urn = hrn_to_urn(authority, 'authority')
+
+ if reg_objects:
+ site = reg_objects['site']
+ else:
+ site_records = registry.Resolve(authority_urn, [credential])
+ site = {}
+ for site_record in site_records:
+ if site_record['type'] == 'authority':
+ site = site_record
+ if not site:
+ raise RecordNotFound(authority)
+
remote_site_id = site.pop('site_id')
login_base = get_leaf(authority)
sites = self.api.plshell.GetSites(self.api.plauth, login_base)
+
if not sites:
site_id = self.api.plshell.AddSite(self.api.plauth, site)
if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id)
+ try:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id)
+ except Exception,e:
+ self.api.plshell.DeleteSite(self.api.plauth, site_id)
+ raise e
# mark this site as an sfa peer record
- if sfa_peer:
+ if sfa_peer and not reg_objects:
peer_dict = {'type': 'authority', 'hrn': authority, 'peer_authority': sfa_peer, 'pointer': site_id}
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
- pass
+ registry.register_peer_object(credential, peer_dict)
else:
site_id = sites[0]['site_id']
remote_site_id = sites[0]['peer_site_id']
+
+ old_site = sites[0]
+ #the site is already on the remote agg. Let us update(e.g. max_slices field) it with the latest info.
+ self.sync_site(old_site, site, peer)
return (site_id, remote_site_id)
- def verify_slice(self, registry, credential, slice_hrn, site_id, remote_site_id, peer, sfa_peer):
+ def verify_slice(self, registry, credential, slice_hrn, site_id, remote_site_id, peer, sfa_peer, reg_objects=None):
slice = {}
slice_record = None
authority = get_authority(slice_hrn)
- arg_list = [credential, slice_hrn]
- request_hash = self.api.key.compute_hash(arg_list)
- slice_records = registry.resolve(credential, slice_hrn, request_hash)
- for record in slice_records:
- if record['type'] in ['slice']:
- slice_record = record
- if not slice_record:
- raise RecordNotFound(hrn)
+
+ if reg_objects:
+ slice_record = reg_objects['slice_record']
+ else:
+ slice_records = registry.Resolve(slice_hrn, [credential])
+
+ for record in slice_records:
+ if record['type'] in ['slice']:
+ slice_record = record
+ if not slice_record:
+ raise RecordNotFound(hrn)
+
+
slicename = hrn_to_pl_slicename(slice_hrn)
parts = slicename.split("_")
login_base = parts[0]
- slices = self.api.plshell.GetSlices(self.api.plauth, [slicename], ['slice_id', 'node_ids', 'site_id'])
+ slices = self.api.plshell.GetSlices(self.api.plauth, [slicename])
if not slices:
slice_fields = {}
slice_keys = ['name', 'url', 'description']
# mark this slice as an sfa peer record
if sfa_peer:
peer_dict = {'type': 'slice', 'hrn': slice_hrn, 'peer_authority': sfa_peer, 'pointer': slice_id}
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
- pass
+ registry.register_peer_object(credential, peer_dict)
#this belongs to a peer
if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice_id, peer, slice_record['pointer'])
+ try:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice_id, peer, slice_record['pointer'])
+ except Exception,e:
+ self.api.plshell.DeleteSlice(self.api.plauth,slice_id)
+ raise e
slice['node_ids'] = []
else:
slice = slices[0]
slice_id = slice['slice_id']
site_id = slice['site_id']
+ #the slice is alredy on the remote agg. Let us update(e.g. expires field) it with the latest info.
+ self.sync_slice(slice, slice_record, peer)
slice['peer_slice_id'] = slice_record['pointer']
- self.verify_persons(registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer)
+ self.verify_persons(registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer, reg_objects)
return slice
- def verify_persons(self, registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer):
+ def verify_persons(self, registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer, reg_objects=None):
# get the list of valid slice users from the registry and make
# sure they are added to the slice
slicename = hrn_to_pl_slicename(slice_record['hrn'])
- researchers = slice_record.get('researcher', [])
+ if reg_objects:
+ researchers = reg_objects['users'].keys()
+ else:
+ researchers = slice_record.get('researcher', [])
for researcher in researchers:
- arg_list = [credential, researcher]
- request_hash = self.api.key.compute_hash(arg_list)
- person_record = {}
- person_records = registry.resolve(credential, researcher, request_hash)
- for record in person_records:
- if record['type'] in ['user']:
- person_record = record
- if not person_record:
- pass
- person_dict = person_record
+ if reg_objects:
+ person_dict = reg_objects['users'][researcher]
+ else:
+ person_records = registry.Resolve(researcher, [credential])
+ for record in person_records:
+ if record['type'] in ['user'] and record['enabled']:
+ person_record = record
+ if not person_record:
+ return 1
+ person_dict = person_record
+
+ local_person=False
if peer:
peer_id = self.api.plshell.GetPeers(self.api.plauth, {'shortname': peer}, ['peer_id'])[0]['peer_id']
persons = self.api.plshell.GetPersons(self.api.plauth, {'email': [person_dict['email']], 'peer_id': peer_id}, ['person_id', 'key_ids'])
-
+ if not persons:
+ persons = self.api.plshell.GetPersons(self.api.plauth, [person_dict['email']], ['person_id', 'key_ids'])
+ if persons:
+ local_person=True
+
else:
persons = self.api.plshell.GetPersons(self.api.plauth, [person_dict['email']], ['person_id', 'key_ids'])
# mark this person as an sfa peer record
if sfa_peer:
peer_dict = {'type': 'user', 'hrn': researcher, 'peer_authority': sfa_peer, 'pointer': person_id}
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
- pass
+ registry.register_peer_object(credential, peer_dict)
if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
+ try:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
+ except Exception,e:
+ self.api.plshell.DeletePerson(self.api.plauth,person_id)
+ raise e
key_ids = []
else:
person_id = persons[0]['person_id']
# if this is a peer person, we must unbind them from the peer or PLCAPI will throw
# an error
- if peer:
- self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer)
- self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', site_id, peer)
+ try:
+ if peer and not local_person:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer)
+ if peer:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', site_id, peer)
- self.api.plshell.AddPersonToSlice(self.api.plauth, person_dict['email'], slicename)
- self.api.plshell.AddPersonToSite(self.api.plauth, person_dict['email'], site_id)
- if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id)
+ self.api.plshell.AddPersonToSlice(self.api.plauth, person_dict['email'], slicename)
+ self.api.plshell.AddPersonToSite(self.api.plauth, person_dict['email'], site_id)
+ finally:
+ if peer:
+ try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id)
+ except: pass
+ if peer and not local_person:
+ try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
+ except: pass
- self.verify_keys(registry, credential, person_dict, key_ids, person_id, peer)
+ self.verify_keys(registry, credential, person_dict, key_ids, person_id, peer, local_person)
- def verify_keys(self, registry, credential, person_dict, key_ids, person_id, peer):
+ def verify_keys(self, registry, credential, person_dict, key_ids, person_id, peer, local_person):
keylist = self.api.plshell.GetKeys(self.api.plauth, key_ids, ['key'])
keys = [key['key'] for key in keylist]
for personkey in person_dict['keys']:
if personkey not in keys:
key = {'key_type': 'ssh', 'key': personkey}
- if peer:
- self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer)
- key_id = self.api.plshell.AddPersonKey(self.api.plauth, person_dict['email'], key)
- if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
- try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'key', key_id, peer, key_ids.pop(0))
-
- except: pass
-
- def create_slice_aggregate(self, hrn, rspec):
-
+ try:
+ if peer:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer)
+ key_id = self.api.plshell.AddPersonKey(self.api.plauth, person_dict['email'], key)
+ finally:
+ if peer and not local_person:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
+ if peer:
+ # xxx - thierry how are we getting the peer_key_id in here ?
+ try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'key', key_id, peer, key_ids.pop(0))
+ except: pass
+
+ def create_slice_aggregate(self, xrn, rspec):
+ hrn, type = urn_to_hrn(xrn)
# Determine if this is a peer slice
peer = self.get_peer(hrn)
sfa_peer = self.get_sfa_peer(hrn)
- spec = Rspec(rspec)
+ spec = RSpec(rspec)
# Get the slice record from sfa
slicename = hrn_to_pl_slicename(hrn)
slice = {}
slice_record = None
- registries = Registries(self.api)
- registry = registries[self.api.hrn]
+ registry = self.api.registries[self.api.hrn]
credential = self.api.getCredential()
site_id, remote_site_id = self.verify_site(registry, credential, hrn, peer, sfa_peer)
# get netspec details
nodespecs = spec.getDictsByTagName('NodeSpec')
- nodes = []
+
+ # dict in which to store slice attributes to set for the nodes
+ nodes = {}
for nodespec in nodespecs:
if isinstance(nodespec['name'], list):
- nodes.extend(nodespec['name'])
+ for nodename in nodespec['name']:
+ nodes[nodename] = {}
+ for k in nodespec.keys():
+ rspec_attribute_value = nodespec[k]
+ if (self.rspec_to_slice_tag.has_key(k)):
+ slice_tag_name = self.rspec_to_slice_tag[k]
+ nodes[nodename][slice_tag_name] = rspec_attribute_value
elif isinstance(nodespec['name'], StringTypes):
- nodes.append(nodespec['name'])
-
+ nodename = nodespec['name']
+ nodes[nodename] = {}
+ for k in nodespec.keys():
+ rspec_attribute_value = nodespec[k]
+ if (self.rspec_to_slice_tag.has_key(k)):
+ slice_tag_name = self.rspec_to_slice_tag[k]
+ nodes[nodename][slice_tag_name] = rspec_attribute_value
+
+ for k in nodespec.keys():
+ rspec_attribute_value = nodespec[k]
+ if (self.rspec_to_slice_tag.has_key(k)):
+ slice_tag_name = self.rspec_to_slice_tag[k]
+ nodes[nodename][slice_tag_name] = rspec_attribute_value
+
+ node_names = nodes.keys()
# remove nodes not in rspec
- deleted_nodes = list(set(hostnames).difference(nodes))
+ deleted_nodes = list(set(hostnames).difference(node_names))
# add nodes from rspec
- added_nodes = list(set(nodes).difference(hostnames))
-
- if peer:
- self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', slice['slice_id'], peer)
- self.api.plshell.AddSliceToNodes(self.api.plauth, slicename, added_nodes)
- self.api.plshell.DeleteSliceFromNodes(self.api.plauth, slicename, deleted_nodes)
- if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
-
- return 1
-
- def create_slice_smgr(self, hrn, rspec):
- spec = Rspec()
- tempspec = Rspec()
- spec.parseString(rspec)
- slicename = hrn_to_pl_slicename(hrn)
- specDict = spec.toDict()
- if specDict.has_key('Rspec'): specDict = specDict['Rspec']
- if specDict.has_key('start_time'): start_time = specDict['start_time']
- else: start_time = 0
- if specDict.has_key('end_time'): end_time = specDict['end_time']
- else: end_time = 0
-
- rspecs = {}
- aggregates = Aggregates(self.api)
- credential = self.api.getCredential()
-
- # split the netspecs into individual rspecs
- netspecs = spec.getDictsByTagName('NetSpec')
- for netspec in netspecs:
- net_hrn = netspec['name']
- resources = {'start_time': start_time, 'end_time': end_time, 'networks': netspec}
- resourceDict = {'Rspec': resources}
- tempspec.parseDict(resourceDict)
- rspecs[net_hrn] = tempspec.toxml()
-
- # send each rspec to the appropriate aggregate/sm
- caller_cred = self.caller_cred
- for net_hrn in rspecs:
- try:
- # if we are directly connected to the aggregate then we can just send them the rspec
- # if not, then we may be connected to an sm thats connected to the aggregate
- if net_hrn in aggregates:
- # send the whloe rspec to the local aggregate
- if net_hrn in [self.api.hrn]:
- arg_list = [credential,hrn,rspec]
- request_hash = self.api.key.compute_hash(arg_list)
- aggregates[net_hrn].create_slice(credential, hrn, rspec, request_hash, caller_cred)
- else:
- arg_list = [credential,hrn,rspecs[net_hrn]]
- request_hash = self.api.key.compute_hash(arg_list)
- aggregates[net_hrn].create_slice(credential, hrn, rspecs[net_hrn], request_hash, caller_cred)
- else:
- # lets forward this rspec to a sm that knows about the network
- arg_list = [credential, net_hrn]
- request_hash = self.api.compute_hash(arg_list)
- for aggregate in aggregates:
- network_found = aggregates[aggregate].get_aggregates(credential, net_hrn, request_hash)
- if network_networks:
- arg_list = [credential, hrn, rspecs[net_hrn]]
- request_hash = self.api.key.compute_hash(arg_list)
- aggregates[aggregate].create_slice(credential, hrn, rspecs[net_hrn], request_hash, caller_cred)
-
- except:
- print >> log, "Error creating slice %(hrn)s at aggregate %(net_hrn)s" % locals()
- traceback.print_exc()
- return 1
+ added_nodes = list(set(node_names).difference(hostnames))
+ try:
+ if peer:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', slice['slice_id'], peer)
- def start_slice(self, hrn):
- if self.api.interface in ['aggregate']:
- self.start_slice_aggregate(hrn)
- elif self.api.interface in ['slicemgr']:
- self.start_slice_smgr(hrn)
+ self.api.plshell.AddSliceToNodes(self.api.plauth, slicename, added_nodes)
- def start_slice_aggregate(self, hrn):
- slicename = hrn_to_pl_slicename(hrn)
- slices = self.api.plshell.GetSlices(self.api.plauth, {'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]
- attributes = self.api.plshell.GetSliceAttributes(self.api.plauth, {'slice_id': slice_id, 'name': 'enabled'}, ['slice_attribute_id'])
- attribute_id = attreibutes[0]['slice_attribute_id']
- self.api.plshell.UpdateSliceAttribute(self.api.plauth, attribute_id, "1" )
- return 1
-
- def start_slice_smgr(self, hrn):
- credential = self.api.getCredential()
- aggregates = Aggregates(self.api)
- for aggregate in aggregates:
- aggregates[aggregate].start_slice(credential, hrn)
- return 1
+ # Add recognized slice tags
+ for node_name in node_names:
+ node = nodes[node_name]
+ for slice_tag in node.keys():
+ value = node[slice_tag]
+ if (isinstance(value, list)):
+ value = value[0]
+ self.api.plshell.AddSliceTag(self.api.plauth, slicename, slice_tag, value, node_name)
- def stop_slice(self, hrn):
- if self.api.interface in ['aggregate']:
- self.stop_slice_aggregate(hrn)
- elif self.api.interface in ['slicemgr']:
- self.stop_slice_smgr(hrn)
+ self.api.plshell.DeleteSliceFromNodes(self.api.plauth, slicename, deleted_nodes)
+ finally:
+ if peer:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
- def stop_slice_aggregate(self, hrn):
- slicename = hrn_to_pl_slicename(hrn)
- slices = self.api.plshell.GetSlices(self.api.plauth, {'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]['slice_id']
- attributes = self.api.plshell.GetSliceAttributes(self.api.plauth, {'slice_id': slice_id, 'name': 'enabled'}, ['slice_attribute_id'])
- attribute_id = attributes[0]['slice_attribute_id']
- self.api.plshell.UpdateSliceAttribute(self.api.plauth, attribute_id, "0")
return 1
- def stop_slice_smgr(self, hrn):
- credential = self.api.getCredential()
- aggregates = Aggregates(self.api)
- arg_list = [credential, hrn]
- request_hash = self.api.key.compute_hash(arg_list)
- for aggregate in aggregates:
- aggregates[aggregate].stop_slice(credential, hrn, request_hash)
+ def sync_site(self, old_record, new_record, peer):
+ if old_record['max_slices'] != new_record['max_slices'] or old_record['max_slivers'] != new_record['max_slivers']:
+ try:
+ if peer:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', old_record['site_id'], peer)
+ if old_record['max_slices'] != new_record['max_slices']:
+ self.api.plshell.UpdateSite(self.api.plauth, old_record['site_id'], {'max_slices' : new_record['max_slices']})
+ if old_record['max_slivers'] != new_record['max_slivers']:
+ self.api.plshell.UpdateSite(self.api.plauth, old_record['site_id'], {'max_slivers' : new_record['max_slivers']})
+ finally:
+ if peer:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', old_record['site_id'], peer, old_record['peer_site_id'])
+ return 1
+ def sync_slice(self, old_record, new_record, peer):
+ if old_record['expires'] != new_record['expires']:
+ try:
+ if peer:
+ self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', old_record['slice_id'], peer)
+ self.api.plshell.UpdateSlice(self.api.plauth, old_record['slice_id'], {'expires' : new_record['expires']})
+ finally:
+ if peer:
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', old_record['slice_id'], peer, old_record['peer_slice_id'])
+ return 1