X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fmanagers%2Faggregate_manager.py;h=a168832eed4eeaffd0f5688d5a0805528772855a;hb=3e6097e2d50ff322b45f53fcb22d07fc16adbdb6;hp=90344ae511eb599887d2c55663a7a02498669f92;hpb=44fde817767e9a13da45b06a0595ef20485c4fe3;p=sfa.git diff --git a/sfa/managers/aggregate_manager.py b/sfa/managers/aggregate_manager.py index 90344ae5..a168832e 100644 --- a/sfa/managers/aggregate_manager.py +++ b/sfa/managers/aggregate_manager.py @@ -1,115 +1,198 @@ +# pylint: disable=c0111, c0103, r0201 + +from sfa.rspecs.version_manager import VersionManager from sfa.util.version import version_core from sfa.util.xrn import Xrn from sfa.util.callids import Callids +from sfa.util.sfalogging import logger +from sfa.util.faults import SfaInvalidArgument, InvalidRSpecVersion +from sfa.server.api_versions import ApiVersions + class AggregateManager: - def __init__ (self, config): pass - + def __init__(self, config): + pass + # essentially a union of the core version, the generic version (this code) and # whatever the driver needs to expose + + def rspec_versions(self): + version_manager = VersionManager() + ad_rspec_versions = [] + request_rspec_versions = [] + for rspec_version in version_manager.versions: + # avoid publishing non-relevant entries + # but stay safe however + try: + if not rspec_version.extensions \ + and not rspec_version.namespace \ + and not rspec_version.schema: + continue + except Exception as exc: + pass + if rspec_version.content_type in ['*', 'ad']: + ad_rspec_versions.append(rspec_version.to_dict()) + if rspec_version.content_type in ['*', 'request']: + request_rspec_versions.append(rspec_version.to_dict()) + return { + 'geni_request_rspec_versions': request_rspec_versions, + 'geni_ad_rspec_versions': ad_rspec_versions, + } + + def get_rspec_version_string(self, rspec_version, options=None): + if options is None: + options = {} + version_string = "rspec_%s" % (rspec_version) + + # panos adding the info option to the caching key (can be improved) + if options.get('info'): + version_string = version_string + \ + "_" + options.get('info', 'default') + + # Adding the list_leases option to the caching key + if options.get('list_leases'): + version_string = version_string + "_" + \ + options.get('list_leases', 'default') + + # Adding geni_available to caching key + if options.get('geni_available'): + version_string = version_string + "_" + \ + str(options.get('geni_available')) + + return version_string + def GetVersion(self, api, options): - xrn=Xrn(api.hrn) + xrn = Xrn(api.hrn, type='authority+am') version = version_core() + cred_types = [{'geni_type': 'geni_sfa', + 'geni_version': str(i)} for i in range(4)[-2:]] + geni_api_versions = ApiVersions().get_versions() + geni_api_versions[ + '3'] = 'http://%s:%s' % (api.config.sfa_aggregate_host, api.config.sfa_aggregate_port) version_generic = { - 'interface':'aggregate', - 'sfa': 2, - 'geni_api': 2, - 'geni_api_versions': {'2': 'http://%s:%s' % (api.config.SFA_AGGREGATE_HOST, api.config.SFA_AGGREGATE_PORT)}, - 'hrn':xrn.get_hrn(), - 'urn':xrn.get_urn(), - } + 'testbed': api.driver.testbed_name(), + 'interface': 'aggregate', + 'sfa': 3, + 'hrn': xrn.get_hrn(), + 'urn': xrn.get_urn(), + 'geni_api': 3, + 'geni_api_versions': geni_api_versions, + # Accept operations that act on as subset of slivers in a given + # state. + 'geni_single_allocation': 0, + # Multiple slivers can exist and be incrementally added, including + # those which connect or overlap in some way. + 'geni_allocate': 'geni_many', + 'geni_credential_types': cred_types, + 'geni_handles_speaksfor': True, # supports 'speaks for' credentials + } version.update(version_generic) - testbed_version = self.driver.aggregate_version() + version.update(self.rspec_versions()) + testbed_version = api.driver.aggregate_version() version.update(testbed_version) return version - - def ListSlices(self, api, creds, options): - call_id = options.get('call_id') - if Callids().already_handled(call_id): return [] - return self.driver.list_slices (creds, options) def ListResources(self, api, creds, options): call_id = options.get('call_id') - if Callids().already_handled(call_id): return "" - - # get slice's hrn from options - slice_xrn = options.get('geni_slice_urn', None) - # pass None if no slice is specified - if not slice_xrn: - slice_hrn, slice_urn = None, None - else: - xrn = Xrn(slice_xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - - return self.driver.list_resources (slice_urn, slice_hrn, creds, options) - - def SliverStatus (self, api, xrn, creds, options): + if Callids().already_handled(call_id): + return "" + + # get the rspec's return format from options + version_manager = VersionManager() + rspec_version = version_manager.get_version( + options.get('geni_rspec_version')) + version_string = self.get_rspec_version_string(rspec_version, options) + + # look in cache first + cached_requested = options.get('cached', True) + if cached_requested and api.driver.cache: + rspec = api.driver.cache.get(version_string) + if rspec: + logger.debug("%s.ListResources returning cached advertisement" % ( + api.driver.__module__)) + return rspec + + rspec = api.driver.list_resources(rspec_version, options) + if api.driver.cache: + logger.debug("%s.ListResources stores advertisement in cache" % ( + api.driver.__module__)) + api.driver.cache.add(version_string, rspec) + return rspec + + def Describe(self, api, creds, urns, options): call_id = options.get('call_id') - if Callids().already_handled(call_id): return {} - - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.sliver_status (slice_urn, slice_hrn) - - def CreateSliver(self, api, xrn, creds, rspec_string, users, options): + if Callids().already_handled(call_id): + return "" + + version_manager = VersionManager() + rspec_version = version_manager.get_version( + options.get('geni_rspec_version')) + return api.driver.describe(urns, rspec_version, options) + + def Status(self, api, urns, creds, options): + call_id = options.get('call_id') + if Callids().already_handled(call_id): + return {} + return api.driver.status(urns, options=options) + + def Allocate(self, api, xrn, creds, rspec_string, expiration, options): + """ + Allocate resources as described in a request RSpec argument + to a slice with the named URN. + """ + call_id = options.get('call_id') + if Callids().already_handled(call_id): + return "" + return api.driver.allocate(xrn, rspec_string, expiration, options) + + def Provision(self, api, xrns, creds, options): """ - Create the sliver[s] (slice) at this aggregate. + Create the sliver[s] (slice) at this aggregate. Verify HRN and initialize the slice record in PLC if necessary. """ call_id = options.get('call_id') - if Callids().already_handled(call_id): return "" - - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - - return self.driver.create_sliver (slice_urn, slice_hrn, creds, rspec_string, users, options) - - def DeleteSliver(self, api, xrn, creds, options): + if Callids().already_handled(call_id): + return "" + + # make sure geni_rspec_version is specified in options + if 'geni_rspec_version' not in options: + msg = 'geni_rspec_version is required and must be set in options struct' + raise SfaInvalidArgument(msg, 'geni_rspec_version') + # make sure we support the requested rspec version + version_manager = VersionManager() + rspec_version = version_manager.get_version( + options['geni_rspec_version']) + if not rspec_version: + raise InvalidRSpecVersion(options['geni_rspec_version']) + + return api.driver.provision(xrns, options) + + def Delete(self, api, xrns, creds, options): call_id = options.get('call_id') - if Callids().already_handled(call_id): return True + if Callids().already_handled(call_id): + return True + return api.driver.delete(xrns, options) - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.delete_sliver (slice_urn, slice_hrn, creds, options) + def Renew(self, api, xrns, creds, expiration_time, options): + call_id = options.get('call_id') + if Callids().already_handled(call_id): + return True + + return api.driver.renew(xrns, expiration_time, options) - def RenewSliver(self, api, xrn, creds, expiration_time, options): + def PerformOperationalAction(self, api, xrns, creds, action, options=None): + if options is None: + options = {} call_id = options.get('call_id') - if Callids().already_handled(call_id): return True - - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.renew_sliver (slice_urn, slice_hrn, creds, expiration_time, options) - - ### these methods could use an options extension for at least call_id - def start_slice(self, api, xrn, creds): - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.start_slice (slice_urn, slice_hrn, creds) - - def stop_slice(self, api, xrn, creds): - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.stop_slice (slice_urn, slice_hrn, creds) - - def reset_slice(self, api, xrn): - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - return self.driver.reset_slice (slice_urn, slice_hrn) - - def GetTicket(self, api, xrn, creds, rspec, users, options): - - xrn = Xrn(xrn) - slice_urn=xrn.get_urn() - slice_hrn=xrn.get_hrn() - - return self.driver.get_ticket (slice_urn, slice_hrn, creds, rspec, options) + if Callids().already_handled(call_id): + return True + return api.driver.perform_operational_action(xrns, action, options) + def Shutdown(self, api, xrn, creds, options=None): + if options is None: + options = {} + call_id = options.get('call_id') + if Callids().already_handled(call_id): + return True + return api.driver.shutdown(xrn, options)