+import time
from types import StringTypes
from collections import defaultdict
-import sys
from sfa.util.sfatime import utcparse, datetime_to_epoch
from sfa.util.sfalogging import logger
from sfa.util.xrn import Xrn, get_leaf, get_authority, urn_to_hrn
-
from sfa.rspecs.rspec import RSpec
-
from sfa.planetlab.vlink import VLink
+from sfa.planetlab.topology import Topology
from sfa.planetlab.plxrn import PlXrn, hrn_to_pl_slicename, xrn_to_hostname
-
-import time
+from sfa.storage.model import SliverAllocation
+from sfa.storage.alchemy import dbsession
MAXINT = 2L**31-1
# slice belongs to out local plc or a myplc peer. We will assume it
# is a local site, unless we find out otherwise
peer = None
+
# get this slice's authority (site)
slice_authority = get_authority(hrn)
# get this site's authority (sfa root authority or sub authority)
site_authority = get_authority(slice_authority).lower()
+
# check if we are already peered with this site_authority, if so
peers = self.driver.shell.GetPeers({}, ['peer_id', 'peername', 'shortname', 'hrn_root'])
for peer_record in peers:
return leases
- def verify_slice_nodes(self, slice, slivers, peer):
+ def verify_slice_nodes(self, slice_urn, slice, rspec_nodes, peer):
+
+ slivers = {}
+ for node in rspec_nodes:
+ hostname = node.get('component_name')
+ client_id = node.get('client_id')
+ component_id = node.get('component_id').strip()
+ if hostname:
+ hostname = hostname.strip()
+ elif component_id:
+ hostname = xrn_to_hostname(component_id)
+ if hostname:
+ slivers[hostname] = {'client_id': client_id, 'component_id': component_id}
nodes = self.driver.shell.GetNodes(slice['node_ids'], ['node_id', 'hostname', 'interface_ids'])
current_slivers = [node['hostname'] for node in nodes]
- requested_slivers = []
- tags = []
- for node in slivers:
- hostname = None
- if node.get('component_name'):
- hostname = node.get('component_name').strip()
- elif node.get('component_id'):
- hostname = xrn_to_hostname(node.get('component_id').strip())
- if node.get('client_id'):
- tags.append({'slicename': slice['name'],
- 'tagname': 'client_id',
- 'value': node['client_id'],
- 'node': hostname})
- if hostname:
- requested_slivers.append(hostname)
-
# remove nodes not in rspec
- deleted_nodes = list(set(current_slivers).difference(requested_slivers))
+ deleted_nodes = list(set(current_slivers).difference(slivers.keys()))
# add nodes from rspec
- added_nodes = list(set(requested_slivers).difference(current_slivers))
+ added_nodes = list(set(slivers.keys()).difference(current_slivers))
try:
if peer:
except:
logger.log_exc('Failed to add/remove slice from nodes')
- # add tags
- for tag in tags:
- try:
- self.driver.shell.AddSliceTag(tag['slicename'], tag['tagname'], tag['value'], tag['node'])
- except:
- logger.log_exc('Failed to add slice tag')
- return nodes
+ slices = self.driver.shell.GetSlices(slice['name'], ['node_ids'])
+ resulting_nodes = self.driver.shell.GetNodes(slices[0]['node_ids'])
+
+ # update sliver allocations
+ for node in resulting_nodes:
+ client_id = slivers[node['hostname']]['client_id']
+ component_id = slivers[node['hostname']]['component_id']
+ sliver_hrn = '%s.%s-%s' % (self.driver.hrn, slice['slice_id'], node['node_id'])
+ sliver_id = Xrn(sliver_hrn, type='sliver').urn
+ record = SliverAllocation(sliver_id=sliver_id, client_id=client_id,
+ component_id=component_id,
+ slice_urn = slice_urn,
+ allocation_state='geni_allocated')
+ record.sync()
+ return resulting_nodes
def free_egre_key(self):
used = set()
return str(key)
def verify_slice_links(self, slice, requested_links, nodes):
- # nodes is undefined here
+
if not requested_links:
return
-
+
+ # exit if links are not supported here
+ topology = Topology()
+ if not topology:
+ return
+
# build dict of nodes
nodes_dict = {}
interface_ids = []
for link in requested_links:
# get the ip address of the first node in the link
ifname1 = Xrn(link['interface1']['component_id']).get_leaf()
- (node_raw, device) = ifname1.split(':')
+ ifname_parts = ifname1.split(':')
+ node_raw = ifname_parts[0]
+ device = None
+ if len(ifname_parts) > 1:
+ device = ifname_parts[1]
node_id = int(node_raw.replace('node', ''))
node = nodes_dict[node_id]
if1 = interfaces_dict[node['interface_ids'][0]]
return site
- def verify_slice(self, slice_hrn, slice_record, peer, sfa_peer, options={}):
+ def verify_slice(self, slice_hrn, slice_record, peer, sfa_peer, expiration, options={}):
slicename = hrn_to_pl_slicename(slice_hrn)
parts = slicename.split("_")
login_base = parts[0]
slices = self.driver.shell.GetSlices([slicename])
+ expires = int(datetime_to_epoch(utcparse(expiration)))
if not slices:
slice = {'name': slicename,
- 'url': slice_record.get('url', slice_hrn),
- 'description': slice_record.get('description', slice_hrn)}
+ 'url': 'No Url',
+ 'description': 'No Description'}
# add the slice
slice['slice_id'] = self.driver.shell.AddSlice(slice)
slice['node_ids'] = []
slice['person_ids'] = []
- if peer:
- slice['peer_slice_id'] = slice_record.get('slice_id', None)
- # mark this slice as an sfa peer record
-# if sfa_peer:
-# peer_dict = {'type': 'slice', 'hrn': slice_hrn,
-# 'peer_authority': sfa_peer, 'pointer': slice['slice_id']}
-# self.registry.register_peer_object(self.credential, peer_dict)
+ if peer and slice_record:
+ slice['peer_slice_id'] = slice_record.get('slice_id', None)
+ # set the expiration
+ self.driver.shell.UpdateSlice(slice['slice_id'], {'expires': expires})
else:
slice = slices[0]
- if peer:
+ if peer and slice_record:
slice['peer_slice_id'] = slice_record.get('slice_id', None)
# unbind from peer so we can modify if necessary. Will bind back later
self.driver.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer['shortname'])
- #Update existing record (e.g. expires field) it with the latest info.
- if slice_record.get('expires'):
- requested_expires = int(datetime_to_epoch(utcparse(slice_record['expires'])))
- if requested_expires and slice['expires'] != requested_expires:
- self.driver.shell.UpdateSlice( slice['slice_id'], {'expires' : requested_expires})
+
+ #Update expiration if necessary
+ if slice['expires'] != expires:
+ self.driver.shell.UpdateSlice( slice['slice_id'], {'expires' : expires})
return slice