- def get_leases(self, slice=None, options=None):
- if options is None: options={}
- filter={}
- if slice:
- filter.update({'name':slice['slice_name']})
- #return_fields = ['lease_id', 'hostname', 'site_id', 'name', 't_from', 't_until']
- leases = self.driver.GetLeases(lease_filter_dict=filter)
- grain = self.driver.testbed_shell.GetLeaseGranularity()
-
- rspec_leases = []
- for lease in leases:
- #as many leases as there are nodes in the job
- for node in lease['reserved_nodes']:
- rspec_lease = Lease()
- rspec_lease['lease_id'] = lease['lease_id']
- #site = node['site_id']
- iotlab_xrn = xrn_object(self.driver.testbed_shell.root_auth,
- node)
- rspec_lease['component_id'] = iotlab_xrn.urn
- #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn,\
- #site, node['hostname'])
- try:
- rspec_lease['slice_id'] = lease['slice_id']
- except KeyError:
- #No info on the slice used in testbed_xp table
- pass
- rspec_lease['start_time'] = lease['t_from']
- rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) \
- / grain
- rspec_leases.append(rspec_lease)
- return rspec_leases
-
-
- def get_all_leases(self, ldap_username):
- """
- Get list of lease dictionaries which all have the mandatory keys
- ('lease_id', 'hostname', 'site_id', 'name', 'start_time', 'duration').
- All the leases running or scheduled are returned.
-
- :param ldap_username: if ldap uid is not None, looks for the leases
- belonging to this user.
- :type ldap_username: string
- :returns: rspec lease dictionary with keys lease_id, component_id,
- slice_id, start_time, duration where the lease_id is the oar job id,
- component_id is the node's urn, slice_id is the slice urn,
- start_time is the timestamp starting time and duration is expressed
- in terms of the testbed's granularity.
- :rtype: dict
-
- .. note::There is no filtering of leases within a given time frame.
- All the running or scheduled leases are returned. options
- removed SA 15/05/2013
-
-
- """
-
- logger.debug("IOTLABAGGREGATE get_all_leases ldap_username %s "
- % (ldap_username))
- leases = self.driver.GetLeases(login=ldap_username)
- grain = self.driver.testbed_shell.GetLeaseGranularity()
-
- rspec_leases = []
- for lease in leases:
- #as many leases as there are nodes in the job
- for node in lease['reserved_nodes']:
- rspec_lease = Lease()
- rspec_lease['lease_id'] = lease['lease_id']
- #site = node['site_id']
- iotlab_xrn = xrn_object(self.driver.testbed_shell.root_auth,
- node)
- rspec_lease['component_id'] = iotlab_xrn.urn
- #rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn,\
- #site, node['hostname'])
- try:
- rspec_lease['slice_id'] = lease['slice_id']
- except KeyError:
- #No info on the slice used in testbed_xp table
- pass
- rspec_lease['start_time'] = lease['t_from']
- rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) \
- / grain
- rspec_leases.append(rspec_lease)
- return rspec_leases
-
- def get_rspec(self, slice_xrn=None, login=None, version=None,
- options=None):
- """
- Returns xml rspec:
- - a full advertisement rspec with the testbed resources if slice_xrn is
- not specified.If a lease option is given, also returns the leases
- scheduled on the testbed.
- - a manifest Rspec with the leases and nodes in slice's leases if
- slice_xrn is not None.
-
- :param slice_xrn: srn of the slice
- :type slice_xrn: string
- :param login: user'uid (ldap login) on iotlab
- :type login: string
- :param version: can be set to sfa or iotlab
- :type version: RSpecVersion
- :param options: used to specify if the leases should also be included in
- the returned rspec.
- :type options: dict
-
- :returns: Xml Rspec.
- :rtype: XML
-
-
- """
-
- ldap_username = None
- rspec = None
- version_manager = VersionManager()
- version = version_manager.get_version(version)
- logger.debug("IotlabAggregate \t get_rspec ***version %s \
- version.type %s version.version %s options %s \r\n"
- % (version, version.type, version.version, options))
-
- if slice_xrn is None:
- rspec_version = version_manager._get_version(version.type,
- version.version, 'ad')
-
- else:
- rspec_version = version_manager._get_version(
- version.type, version.version, 'manifest')
-
- slices, slivers = self.get_slice_and_slivers(slice_xrn, login)
- if slice_xrn and slices is not None:
- #Get user associated with this slice
- #for one_slice in slices :
- ldap_username = self.find_ldap_username_from_slice(slices[0])
- # ldap_username = slices[0]['reg_researchers'][0].__dict__['hrn']
- # # ldap_username = slices[0]['user']
- # tmp = ldap_username.split('.')
- # ldap_username = tmp[1]
- logger.debug("IotlabAggregate \tget_rspec **** \
- LDAP USERNAME %s \r\n" \
- % (ldap_username))
- #at this point sliver may be empty if no iotlab job
- #is running for this user/slice.
- rspec = RSpec(version=rspec_version, user_options=options)
-
- logger.debug("\r\n \r\n IotlabAggregate \tget_rspec *** \
- slice_xrn %s slices %s\r\n \r\n"
- % (slice_xrn, slices))
-
- if options is not None:
- lease_option = options['list_leases']
- else:
- #If no options are specified, at least print the resources
- lease_option = 'all'
- #if slice_xrn :
- #lease_option = 'all'
-
- if lease_option in ['all', 'resources']:
- #if not options.get('list_leases') or options.get('list_leases')
- #and options['list_leases'] != 'leases':
- nodes = self.get_nodes()
- logger.debug("\r\n")
- logger.debug("IotlabAggregate \t lease_option %s \
- get rspec ******* nodes %s"
- % (lease_option, nodes))
-
- sites_set = set([node['location']['site'] for node in nodes])
-
- #In case creating a job, slice_xrn is not set to None
- rspec.version.add_nodes(nodes)
- if slice_xrn and slices is not None:
- # #Get user associated with this slice
- # #for one_slice in slices :
- # ldap_username = slices[0]['reg_researchers']
- # # ldap_username = slices[0]['user']
- # tmp = ldap_username.split('.')
- # ldap_username = tmp[1]
- # # ldap_username = tmp[1].split('_')[0]
-
- logger.debug("IotlabAggregate \tget_rspec **** \
- version type %s ldap_ user %s \r\n" \
- % (version.type, ldap_username))
- if version.type == "Iotlab":
- rspec.version.add_connection_information(
- ldap_username, sites_set)
-
- default_sliver = slivers.get('default_sliver', [])
- if default_sliver and len(nodes) is not 0:
- #default_sliver_attribs = default_sliver.get('tags', [])
- logger.debug("IotlabAggregate \tget_rspec **** \
- default_sliver%s \r\n" % (default_sliver))
- for attrib in default_sliver:
- rspec.version.add_default_sliver_attribute(
- attrib, default_sliver[attrib])
-
- if lease_option in ['all','leases']:
- leases = self.get_all_leases(ldap_username)
- rspec.version.add_leases(leases)
- logger.debug("IotlabAggregate \tget_rspec **** \
- FINAL RSPEC %s \r\n" % (rspec.toxml()))
- return rspec.toxml()
-
- def get_slivers(self, urns, options=None):
- """Get slivers of the given slice urns. Slivers contains slice, node and
- user information.
-
- For Iotlab, returns the leases with sliver ids and their allocation
- status.
-
- :param urns: list of slice urns.
- :type urns: list of strings
- :param options: unused
- :type options: unused
-
- .. seealso:: http://groups.geni.net/geni/wiki/GAPI_AM_API_V3/CommonConcepts#urns