+
+
import datetime
import time
import traceback
import sfa.plc.peers as peers
from sfa.plc.network import *
from sfa.plc.api import SfaAPI
+from sfa.plc.aggregate import Aggregate
from sfa.plc.slices import *
from sfa.util.version import version_core
+from sfa.rspecs.rspec_version import RSpecVersion
+from sfa.rspecs.sfa_rspec import sfa_rspec_version
+from sfa.rspecs.pg_rspec import pg_rspec_ad_version, pg_rspec_request_version
+from sfa.rspecs.rspec_parser import parse_rspec
from sfa.util.sfatime import utcparse
from sfa.util.callids import Callids
def GetVersion(api):
xrn=Xrn(api.hrn)
- return version_core({'interface':'aggregate',
- 'testbed':'myplc',
- 'hrn':xrn.get_hrn(),
- })
+ request_rspec_versions = [dict(pg_rspec_request_version), dict(sfa_rspec_version)]
+ ad_rspec_versions = [dict(pg_rspec_ad_version), dict(sfa_rspec_version)]
+ version_more = {'interface':'aggregate',
+ 'testbed':'myplc',
+ 'hrn':xrn.get_hrn(),
+ 'request_rspec_versions': request_rspec_versions,
+ 'ad_rspec_versions': ad_rspec_versions,
+ 'default_ad_rspec': dict(sfa_rspec_version)
+ }
+ return version_core(version_more)
def __get_registry_objects(slice_xrn, creds, users):
"""
slice = {}
- extime = Credential(string=creds[0]).get_expiration()
+ extime = utcparse(Credential(string=creds[0]).get_expiration())
# If the expiration time is > 60 days from now, set the expiration time to 60 days from now
if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
slices = api.plshell.GetSlices(api.plauth, [slicename], ['node_ids','person_ids','name','expires'])
if len(slices) == 0:
- raise Exception("Slice %s not found (used %s as slicename internally)" % slice_xrn, slicename)
+ raise Exception("Slice %s not found (used %s as slicename internally)" % (slice_xrn, slicename))
slice = slices[0]
# report about the local nodes only
# XX remove me
return result
-def CreateSliver(api, slice_xrn, creds, rspec, users, call_id):
+def CreateSliver(api, slice_xrn, creds, rspec_string, users, call_id):
"""
Create the sliver[s] (slice) at this aggregate.
Verify HRN and initialize the slice record in PLC if necessary.
(hrn, type) = urn_to_hrn(slice_xrn)
peer = None
+ aggregate = Aggregate(api)
slices = Slices(api)
peer = slices.get_peer(hrn)
sfa_peer = slices.get_sfa_peer(hrn)
(site_id, remote_site_id) = slices.verify_site(registry, credential, hrn,
peer, sfa_peer, reg_objects)
- slice_record = slices.verify_slice(registry, credential, hrn, site_id,
+ slice = slices.verify_slice(registry, credential, hrn, site_id,
remote_site_id, peer, sfa_peer, reg_objects)
- network = Network(api)
-
- slice = network.get_slice(api, hrn)
- slice.peer_id = slice_record['peer_slice_id']
- current = __get_hostnames(slice.get_nodes())
-
- network.addRSpec(rspec, api.config.SFA_AGGREGATE_RSPEC_SCHEMA)
- request = __get_hostnames(network.nodesWithSlivers())
-
+ nodes = api.plshell.GetNodes(api.plauth, slice['node_ids'], ['hostname'])
+ current_slivers = [node['hostname'] for node in nodes]
+ rspec = parse_rspec(rspec_string)
+ requested_slivers = [str(host) for host in rspec.get_nodes_with_slivers()]
# remove nodes not in rspec
- deleted_nodes = list(set(current).difference(request))
+ deleted_nodes = list(set(current_slivers).difference(requested_slivers))
# add nodes from rspec
- added_nodes = list(set(request).difference(current))
-
+ added_nodes = list(set(requested_slivers).difference(current_slivers))
+
+ # get sliver attributes
+ requested_slice_attributes = rspec.get_slice_attributes()
+ removed_slice_attributes = []
+ existing_slice_attributes = []
+ for slice_tag in api.plshell.GetSliceTags(api.plauth, {'slice_id': slice['slice_id']}):
+ attribute_found=False
+ for requested_attribute in requested_slice_attributes:
+ if requested_attribute['name'] == slice_tag['tagname'] and \
+ requested_attribute['value'] == slice_tag['value']:
+ attribute_found=True
+
+ if not attribute_found:
+ removed_slice_attributes.append(slice_tag)
+ else:
+ existing_slice_attributes.append(slice_tag)
+
+ #api.logger.debug("requested slice attributes: %s" % str(requested_slice_attributes))
+ #api.logger.debug("removed slice attributes: %s" % str(removed_slice_attributes))
+ #api.logger.debug("existing slice attributes: %s" % str(existing_slice_attributes))
try:
if peer:
- api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice.id, peer)
-
- api.plshell.AddSliceToNodes(api.plauth, slice.name, added_nodes)
- api.plshell.DeleteSliceFromNodes(api.plauth, slice.name, deleted_nodes)
+ api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
- network.updateSliceTags()
+ api.plshell.AddSliceToNodes(api.plauth, slice['name'], added_nodes)
+ api.plshell.DeleteSliceFromNodes(api.plauth, slice['name'], deleted_nodes)
+ # remove stale attributes
+ for attribute in removed_slice_attributes:
+ try:
+ api.plshell.DeleteSliceTag(api.plauth, attribute['slice_tag_id'])
+ except Exception, e:
+ api.logger.warn('Failed to remove sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
+ % (name, value, node_id, str(e)))
+
+ # add requested_attributes
+ for attribute in requested_slice_attributes:
+ try:
+ name, value, node_id = attribute['name'], attribute['value'], attribute.get('node_id', None)
+ api.plshell.AddSliceTag(api.plauth, slice['name'], name, value, node_id)
+ except Exception, e:
+ api.logger.warn('Failed to add sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\
+ % (name, value, node_id, str(e)))
finally:
if peer:
api.plshell.BindObjectToPeer(api.plauth, 'slice', slice.id, peer,
slice.peer_id)
- # xxx - check this holds enough data for the client to understand what's happened
- return network.toxml()
+ return aggregate.get_rspec(slice_xrn=slice_xrn, version=rspec.version)
def RenewSliver(api, xrn, creds, expiration_time, call_id):
return 1
# xxx Thierry : caching at the aggregate level sounds wrong...
-caching=True
-#caching=False
+#caching=True
+caching=False
def ListSlices(api, creds, call_id):
if Callids().already_handled(call_id): return []
# look in cache first
xrn = options.get('geni_slice_urn', '')
(hrn, type) = urn_to_hrn(xrn)
+ # get the rspec's return format from options
+ rspec_version = RSpecVersion(options.get('rspec_version'))
+ version_string = "rspec_%s" % (rspec_version.get_version_name())
+
+ #panos adding the info option to the caching key (can be improved)
+ if options.get('info'):
+ version_string = version_string + "_"+options.get('info', 'default')
+
# look in cache first
if caching and api.cache and not xrn:
- rspec = api.cache.get('nodes')
+ rspec = api.cache.get(version_string)
if rspec:
api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn)
return rspec
- network = Network(api)
- if (hrn):
- if network.get_slice(api, hrn):
- network.addSlice()
+ #aggregate = Aggregate(api)
+ #panos: passing user-defined options
+ #print "manager options = ",options
+ aggregate = Aggregate(api, options)
- rspec = network.toxml()
+ rspec = aggregate.get_rspec(slice_xrn=xrn, version=rspec_version)
# cache the result
if caching and api.cache and not xrn:
- api.cache.add('nodes', rspec)
+ api.cache.add(version_string, rspec)
return rspec