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
MAXINT = 2L**31-1
-class Slices(SimpleStorage):
+class Slices:
rspec_to_slice_tag = {'max_rate':'net_max_rate'}
- def __init__(self, api, ttl = .5, gid_origin_caller=None):
+ def __init__(self, api, ttl = .5, origin_hrn=None):
self.api = api
- self.ttl = ttl
- self.threshold = None
- path = self.api.config.SFA_DATA_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)
+ #filepath = path + os.sep + filename
self.policy = Policy(self.api)
- self.load()
- self.gid_origin_caller=gid_origin_caller
+ self.origin_hrn = origin_hrn
- def get_slivers(self, hrn, node=None):
+ 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
return slivers
- def get_peer(self, hrn):
+ 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()
- for aggregate in aggregates:
- success = False
- # request hash is optional so lets try the call without it
- try:
- request_hash=None
- slices = aggregates[aggregate].get_slices(credential, request_hash)
- slice_hrns.extend(slices)
- success = True
- except:
- print >> log, "%s" % (traceback.format_exc())
- print >> log, "Error calling slices at aggregate %(aggregate)s" % locals()
-
- # try sending the request hash if the previous call failed
- if not success:
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- try:
- slices = aggregates[aggregate].get_slices(credential, request_hash)
- slice_hrns.extend(slices)
- success = True
- except:
- print >> log, "%s" % (traceback.format_exc())
- 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 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)
- try:
- site_records = registry.resolve(credential, authority)
- except:
- arg_list = [credential, authority]
- request_hash = self.api.key.compute_hash(arg_list)
- site_records = registry.resolve(credential, authority, request_hash)
+ authority_urn = hrn_to_urn(authority, 'authority')
+
+ if reg_objects:
+ site = reg_objects['site']
+ else:
+ site_records = registry.resolve(credential, authority_urn)
+ site = {}
+ for site_record in site_records:
+ if site_record['type'] == 'authority':
+ site = site_record
+ if not site:
+ raise RecordNotFound(authority)
- 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)
# 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}
- try:
- registry.register_peer_object(credential, peer_dict)
- except:
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
+ 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)
- try:
+
+ if reg_objects:
+ slice_record = reg_objects['slice_record']
+ else:
slice_records = registry.resolve(credential, slice_hrn)
- except:
- 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)
+
+ 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]
# 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}
- try:
- registry.register_peer_object(credential, peer_dict)
- except:
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
+ registry.register_peer_object(credential, peer_dict)
#this belongs to a peer
if peer:
researchers = slice_record.get('researcher', [])
for researcher in researchers:
person_record = {}
- try:
- person_records = registry.resolve(credential, researcher)
- except:
- arg_list = [credential, researcher]
- request_hash = self.api.key.compute_hash(arg_list)
- person_records = registry.resolve(credential, researcher, request_hash)
+ person_records = registry.resolve(credential, researcher)
for record in person_records:
- if record['type'] in ['user']:
+ if record['type'] in ['user'] and record['enabled']:
person_record = record
if not person_record:
- pass
+ return 1
person_dict = person_record
local_person=False
if peer:
# mark this person as an sfa peer record
if sfa_peer:
peer_dict = {'type': 'user', 'hrn': researcher, 'peer_authority': sfa_peer, 'pointer': person_id}
- try:
- registry.register_peer_object(credential, peer_dict)
- except:
- arg_list = [credential]
- request_hash = self.api.key.compute_hash(arg_list)
- registry.register_peer_object(credential, peer_dict, request_hash)
+ registry.register_peer_object(credential, peer_dict)
if peer:
self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer'])
except: pass
- def create_slice_aggregate(self, hrn, rspec):
-
+ 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)
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)
return 1
+ 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']:
+ 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']})
+ 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']:
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']})
+ self.api.plshell.UpdateSlice(self.api.plauth, old_record['slice_id'], {'expires' : new_record['expires']})
if peer:
- self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', old_record['slice_id'], peer, old_record['peer_slice_id'])
+ self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', old_record['slice_id'], peer, old_record['peer_slice_id'])
return 1
git://git.onelab.eu / sfa.git / blobdiff