def create(self, xrn, rspec, user, key):
"""Allocate slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
rspec_string = open(rspec).read()
user_xrn = Xrn(user, 'user')
user_urn = user_xrn.get_urn()
user_key_string = open(key).read()
users = [{'urn': user_urn, 'keys': [user_key_string]}]
options={}
self.api.manager.CreateSliver(self, slice_urn, [], rspec_string, users, options)
def provision(self, xrn):
"""Provision slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
options={}
manifest = self.api.manager.provision(self.api, [slice_urn], [], options)
print manifest
def allocate(self, urn, rspec_string, expiration, options={}):
xrn = Xrn(urn)
aggregate = DummyAggregate(self)
slices = DummySlices(self)
slice_record = None
users = options.get('geni_users', [])
if users:
slice_record = users[0].get('slice_record', {})
# parse rspec
rspec = RSpec(rspec_string)
requested_attributes = rspec.version.get_slice_attributes()
# ensure slice record exists
slice = slices.verify_slice(xrn.hrn,
slice_record,
expiration=expiration,
options=options)
# ensure person records exists
#persons = slices.verify_persons(xrn.hrn, slice, users, peer, sfa_peer, options=options)
# add/remove slice from nodes
request_nodes = rspec.version.get_nodes_with_slivers()
nodes = slices.verify_slice_nodes(urn, slice, request_nodes)
return aggregate.describe([xrn.get_urn()], version=rspec.version)
def GetVersion(self, api, options):
# peers explicitly in aggregates.xml
peers =dict ([ (peername,interface.get_url()) for (peername,interface) in api.aggregates.iteritems()
if peername != api.hrn])
version_manager = VersionManager()
ad_rspec_versions = []
request_rspec_versions = []
cred_types = [{'geni_type': 'geni_sfa', 'geni_version': str(i)} for i in range(4)[-2:]]
for rspec_version in version_manager.versions:
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())
xrn=Xrn(api.hrn, 'authority+sm')
version_more = {
'interface':'slicemgr',
'sfa': 2,
'geni_api': 3,
'geni_api_versions': {'3': 'http://%s:%s' % (api.config.SFA_SM_HOST, api.config.SFA_SM_PORT)},
'hrn' : xrn.get_hrn(),
'urn' : xrn.get_urn(),
'peers': peers,
'geni_single_allocation': 0, # Accept operations that act on as subset of slivers in a given state.
'geni_allocate': 'geni_many',# Multiple slivers can exist and be incrementally added, including those which connect or overlap in some way.
'geni_credential_types': cred_types,
}
sm_version=version_core(version_more)
# local aggregate if present needs to have localhost resolved
if api.hrn in api.aggregates:
local_am_url=api.aggregates[api.hrn].get_url()
sm_version['peers'][api.hrn]=local_am_url.replace('localhost',sm_version['hostname'])
return sm_version
def _record_dict(self, xrn=None, type=None,
url=None, description=None, email='',
key=None,
slices=[], researchers=[], pis=[]):
record_dict = {}
if xrn:
if type:
xrn = Xrn(xrn, type)
else:
xrn = Xrn(xrn)
record_dict['urn'] = xrn.get_urn()
record_dict['hrn'] = xrn.get_hrn()
record_dict['type'] = xrn.get_type()
if url:
record_dict['url'] = url
if description:
record_dict['description'] = description
if key:
try:
pubkey = open(key, 'r').read()
except IOError:
pubkey = key
record_dict['keys'] = [pubkey]
if slices:
record_dict['slices'] = slices
if researchers:
record_dict['researcher'] = researchers
if email:
record_dict['email'] = email
if pis:
record_dict['pi'] = pis
return record_dict
def GetVersion(api):
# peers explicitly in aggregates.xml
peers =dict ([ (peername,get_serverproxy_url(v)) for (peername,v) in api.aggregates.iteritems()
if peername != api.hrn])
version_manager = VersionManager()
ad_rspec_versions = []
request_rspec_versions = []
for rspec_version in version_manager.versions:
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())
default_rspec_version = version_manager.get_version("sfa 1").to_dict()
xrn=Xrn(api.hrn, 'authority+sa')
version_more = {'interface':'slicemgr',
'hrn' : xrn.get_hrn(),
'urn' : xrn.get_urn(),
'peers': peers,
'request_rspec_versions': request_rspec_versions,
'ad_rspec_versions': ad_rspec_versions,
'default_ad_rspec': default_rspec_version
}
sm_version=version_core(version_more)
# local aggregate if present needs to have localhost resolved
if api.hrn in api.aggregates:
local_am_url=get_serverproxy_url(api.aggregates[api.hrn])
sm_version['peers'][api.hrn]=local_am_url.replace('localhost',sm_version['hostname'])
return sm_version
def provision(self, xrn):
"""Provision slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
options = {'geni_rspec_version': 'KOREN'}
manifest = self.api.manager.Provision(self.api, [slice_urn], [], options)
print manifest
def GetVersion(self, api, options):
# peers explicitly in aggregates.xml
peers =dict ([ (peername,interface.get_url()) for (peername,interface) in api.aggregates.iteritems()
if peername != api.hrn])
version_manager = VersionManager()
ad_rspec_versions = []
request_rspec_versions = []
for rspec_version in version_manager.versions:
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())
xrn=Xrn(api.hrn, 'authority+sa')
version_more = {
'interface':'slicemgr',
'sfa': 2,
'geni_api': 2,
'geni_api_versions': {'2': 'http://%s:%s' % (api.config.SFA_SM_HOST, api.config.SFA_SM_PORT)},
'hrn' : xrn.get_hrn(),
'urn' : xrn.get_urn(),
'peers': peers,
'geni_request_rspec_versions': request_rspec_versions,
'geni_ad_rspec_versions': ad_rspec_versions,
}
sm_version=version_core(version_more)
# local aggregate if present needs to have localhost resolved
if api.hrn in api.aggregates:
local_am_url=api.aggregates[api.hrn].get_url()
sm_version['peers'][api.hrn]=local_am_url.replace('localhost',sm_version['hostname'])
return sm_version
def call(self, xrn, creds, rspec, options):
xrn = Xrn(xrn, type='slice')
self.api.logger.info("interface: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, xrn.get_hrn(), self.name))
(speaking_for, _) = urn_to_hrn(options.get('geni_speaking_for'))
# Find the valid credentials
valid_creds = self.api.auth.checkCredentials(creds, 'createsliver', xrn.get_hrn(), speaking_for_hrn=speaking_for)
# use the expiration from the first valid credential to determine when
# the slivers should expire.
expiration = datetime_to_string(Credential(cred=valid_creds[0]).expiration)
# make sure request is not empty
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if not slivers:
raise InvalidRSpec("Missing <sliver_type> or <sliver> element. Request rspec must explicitly allocate slivers")
# flter rspec through sfatables
if self.api.interface in ['aggregate']:
chain_name = 'INCOMING'
elif self.api.interface in ['slicemgr']:
chain_name = 'FORWARD-INCOMING'
self.api.logger.debug("Allocate: sfatables on chain %s"%chain_name)
origin_hrn = Credential(cred=valid_creds[0]).get_gid_caller().get_hrn()
self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, xrn, self.name))
rspec = run_sfatables(chain_name, xrn.get_hrn(), origin_hrn, rspec)
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if not slivers:
raise SfatablesRejected(slice_xrn)
result = self.api.manager.Allocate(self.api, xrn.get_urn(), creds, rspec, expiration, options)
return result
def describe(self, urns, version=None, options=None):
if options is None: options={}
version_manager = VersionManager()
version = version_manager.get_version(version)
rspec_version = version_manager._get_version(version.type, version.version, 'manifest')
rspec = RSpec(version=rspec_version, user_options=options)
# Update connection for the current user
xrn = Xrn(urns[0], type='slice')
user_name = xrn.get_authority_hrn() + '.' + xrn.leaf.split('-')[0]
tenant_name = OSXrn(xrn=urns[0], type='slice').get_hrn()
self.driver.shell.compute_manager.connect(username=user_name, tenant=tenant_name, password=user_name)
# For delay to collect instance info
time.sleep(3)
# Get instances from the Openstack
instances = self.get_instances(xrn)
# Add sliver(s) from instance(s)
geni_slivers = []
rspec.xml.set( 'expires', datetime_to_string(utcparse(time.time())) )
rspec_nodes = []
for instance in instances:
rspec_nodes.append(self.instance_to_rspec_node(instance))
geni_sliver = self.instance_to_geni_sliver(instance)
geni_slivers.append(geni_sliver)
rspec.version.add_nodes(rspec_nodes)
result = { 'geni_urn': xrn.get_urn(),
'geni_rspec': rspec.toxml(),
'geni_slivers': geni_slivers }
return result
def _record_dict(self, xrn, type, email, key,
slices, researchers, pis,
url, description, extras):
record_dict = {}
if xrn:
if type:
xrn = Xrn(xrn, type)
else:
xrn = Xrn(xrn)
record_dict['urn'] = xrn.get_urn()
record_dict['hrn'] = xrn.get_hrn()
record_dict['type'] = xrn.get_type()
if url:
record_dict['url'] = url
if description:
record_dict['description'] = description
if key:
try:
pubkey = open(key, 'r').read()
except IOError:
pubkey = key
record_dict['reg-keys'] = [pubkey]
if slices:
record_dict['slices'] = slices
if researchers:
record_dict['reg-researchers'] = researchers
if email:
record_dict['email'] = email
if pis:
record_dict['reg-pis'] = pis
if extras:
record_dict.update(extras)
return record_dict
def allocate(self, xrn, rspec):
"""Allocate slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
rspec_string = open(rspec).read()
options={}
manifest = self.api.manager.Allocate(self.api, slice_urn, [], rspec_string, options)
print manifest
def SliverStatus (self, api, xrn, creds, options):
call_id = options.get('call_id')
if Callids().already_handled(call_id): return {}
xrn = Xrn(xrn,'slice')
slice_urn=xrn.get_urn()
slice_hrn=xrn.get_hrn()
return self.driver.sliver_status (slice_urn, slice_hrn)
def DeleteSliver(self, api, xrn, creds, options):
call_id = options.get('call_id')
if Callids().already_handled(call_id): return True
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
slice_hrn=xrn.get_hrn()
return self.driver.delete_sliver (slice_urn, slice_hrn, creds, options)
def RenewSliver(self, api, xrn, creds, expiration_time, options):
call_id = options.get('call_id')
if Callids().already_handled(call_id): return True
xrn = Xrn(xrn, 'slice')
slice_urn=xrn.get_urn()
slice_hrn=xrn.get_hrn()
return self.driver.renew_sliver (slice_urn, slice_hrn, creds, expiration_time, options)
def GetVersion(api):
peers =dict ([ (peername,v._ServerProxy__host) for (peername,v) in api.registries.iteritems()
if peername != api.hrn])
xrn=Xrn(api.hrn)
return version_core({'interface':'registry',
'hrn':xrn.get_hrn(),
'urn':xrn.get_urn(),
'peers':peers})
def provision(self, xrn):
"""Provision slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn = xrn.get_urn()
options = {}
manifest = self.api.manager.provision(self.api, [slice_urn], [],
options)
print manifest
def allocate(self, xrn, rspec):
"""Allocate slivers"""
xrn = Xrn(xrn, 'slice')
slice_urn = xrn.get_urn()
rspec_string = open(rspec).read()
options = {}
manifest = self.api.manager.Allocate(self.api, slice_urn, [],
rspec_string, options)
print manifest
def GetTicket(self, api, xrn, creds, rspec, users, options):
xrn = Xrn(xrn)
slice_urn=xrn.get_urn()
slice_hrn=xrn.get_hrn()
# xxx sounds like GetTicket is dead, but if that gets resurrected we might wish
# to pass 'users' over to the driver as well
return self.driver.get_ticket (slice_urn, slice_hrn, creds, rspec, options)
def GetVersion(self, api, options):
peers = dict ( [ (hrn,interface.get_url()) for (hrn,interface) in api.registries.iteritems()
if hrn != api.hrn])
xrn=Xrn(api.hrn,type='authority')
return version_core({'interface':'registry',
'sfa': 3,
'hrn':xrn.get_hrn(),
'urn':xrn.get_urn(),
'peers':peers})
def test_void(self):
void = Xrn(xrn='', type=None)
expected = 'urn:publicid:IDN++'
self.assertEqual(void.get_hrn(), '')
self.assertEqual(void.get_type(), None)
self.assertEqual(void.get_urn(), expected)
loop = Xrn(xrn=expected)
self.assertEqual(loop.get_hrn(), '')
# xxx - this is not quite right as the first object has type None
self.assertEqual(loop.get_type(), '')
def test_void(self):
void=Xrn(xrn='',type=None)
expected='urn:publicid:IDN++'
self.assertEqual(void.get_hrn(),'')
self.assertEqual(void.get_type(),None)
self.assertEqual(void.get_urn(),expected)
loop=Xrn(xrn=expected)
self.assertEqual(loop.get_hrn(),'')
# xxx - this is not quite right as the first object has type None
self.assertEqual(loop.get_type(),'')
def GetVersion(self, api, options):
peers = dict ( [ (hrn,interface.get_url()) for (hrn,interface) in api.registries.iteritems()
if hrn != api.hrn])
xrn=Xrn(api.hrn)
return version_core({'interface':'registry',
'sfa': 2,
'geni_api': 2,
'hrn':xrn.get_hrn(),
'urn':xrn.get_urn(),
'peers':peers})
def __hrn(self,h,t,exp_urn):
if verbose: print 'testing (',h,t,') expecting',exp_urn
xrn=Xrn(h,type=t)
if verbose: print xrn.dump_string()
urn=xrn.get_urn()
(h1,t1) = Xrn(urn).get_hrn_type()
if h1!=h or t1!=t or urn!=exp_urn:
print "hrn->urn->hrn : MISMATCH with in=(%s,%s) -- out=(%s,%s) -- urn=%s"%(h,t,h1,t1,urn)
self.assertEqual(h1,h)
self.assertEqual(t1,t)
self.assertEqual(urn,exp_urn)
def __hrn(self, h, t, exp_urn):
if verbose: print 'testing (', h, t, ') expecting', exp_urn
xrn = Xrn(h, type=t)
if verbose: print xrn.dump_string()
urn = xrn.get_urn()
(h1, t1) = Xrn(urn).get_hrn_type()
if h1 != h or t1 != t or urn != exp_urn:
print "hrn->urn->hrn : MISMATCH with in=(%s,%s) -- out=(%s,%s) -- urn=%s" % (
h, t, h1, t1, urn)
self.assertEqual(h1, h)
self.assertEqual(t1, t)
self.assertEqual(urn, exp_urn)
def allocate(self, urn, rspec_string, expiration, options=None):
"""
Allocate method submit an experiment on Iot-LAB testbed with :
* user : get the slice user which launch request (caller_hrn)
* reservation : get the start time and duration in RSpec leases
* nodes : get the nodes list in RSpec leases
If we have a request success on Iot-LAB testbed we store in SFA
database the assocation OAR scheduler job id and slice hrn
:param urn : slice urn
:param rspec_string : RSpec received
:param options : options with slice users (geni_users)
"""
# pylint:disable=R0914
logger.warning("iotlabdriver allocate")
xrn = Xrn(urn)
aggregate = IotLABAggregate(self)
# parse rspec
rspec = RSpec(rspec_string)
caller_hrn = options.get('actual_caller_hrn', [])
geni_users = options.get('geni_users', [])
caller_user = [user for user in geni_users if
urn_to_hrn(user['urn'])[0] == caller_hrn][0]
logger.warning("iotlabdriver allocate caller : %s" %
caller_user['email'])
login = self._get_user_login(caller_user)
# only if we have a user
if login:
nodes_list, start_time, duration = \
self._get_experiment(rspec)
logger.warning("iotlabdriver allocate submit OAR job :"
" %s %s %s %s" %
(xrn.hrn, start_time, duration, nodes_list))
# [0-9A-Za-z_] with onelab.inria.test_iotlab
exp_name = '_'.join((xrn.hrn).split('.'))
# submit OAR job
ret = self.shell.reserve_nodes(login,
exp_name,
nodes_list,
start_time,
duration)
# in case of job submission success save slice and lease job
# id association in database
if 'id' in ret:
self._save_db_lease(int(ret['id']),
xrn.hrn)
return aggregate.describe([xrn.get_urn()], version=rspec.version)
def call(self, xrn, creds, type):
xrn=Xrn(xrn,type=type)
# validate the cred
valid_creds = self.api.auth.checkCredentials(creds, "remove")
self.api.auth.verify_object_permission(xrn.get_hrn())
#log the call
origin_hrn = Credential(string=valid_creds[0]).get_gid_caller().get_hrn()
self.api.logger.info("interface: %s\tmethod-name: %s\tcaller-hrn: %s\ttarget-urn: %s"%(
self.api.interface, self.name, origin_hrn, xrn.get_urn()))
return self.api.manager.Remove(self.api, xrn)
def CreateSliver(self, api, xrn, creds, rspec_string, users, options):
"""
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')
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 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 call(self, xrn, creds, type):
xrn = Xrn(xrn, type=type)
# validate the cred
valid_creds = self.api.auth.checkCredentials(creds, "remove")
self.api.auth.verify_object_permission(xrn.get_hrn())
#log the call
origin_hrn = Credential(
string=valid_creds[0]).get_gid_caller().get_hrn()
self.api.logger.info(
"interface: %s\tmethod-name: %s\tcaller-hrn: %s\ttarget-urn: %s" %
(self.api.interface, self.name, origin_hrn, xrn.get_urn()))
return self.api.manager.Remove(self.api, xrn)
def GetVersion(self, api, options):
xrn=Xrn(api.hrn)
version = version_core()
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(),
}
version.update(version_generic)
testbed_version = self.driver.aggregate_version()
version.update(testbed_version)
return version
def call(self, xrn, creds, rspec, options):
xrn = Xrn(xrn, type='slice')
self.api.logger.info("interface: %s\ttarget-hrn: %s\tmethod-name: %s" %
(self.api.interface, xrn.get_hrn(), self.name))
(speaking_for, _) = urn_to_hrn(options.get('geni_speaking_for'))
# Find the valid credentials
valid_creds = self.api.auth.checkCredentials(
creds,
'createsliver',
xrn.get_hrn(),
speaking_for_hrn=speaking_for)
# use the expiration from the first valid credential to determine when
# the slivers should expire.
expiration = datetime_to_string(
Credential(cred=valid_creds[0]).expiration)
# make sure request is not empty
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if not slivers:
raise InvalidRSpec(
"Missing <sliver_type> or <sliver> element. Request rspec must explicitly allocate slivers"
)
# flter rspec through sfatables
if self.api.interface in ['aggregate']:
chain_name = 'INCOMING'
elif self.api.interface in ['slicemgr']:
chain_name = 'FORWARD-INCOMING'
self.api.logger.debug("Allocate: sfatables on chain %s" % chain_name)
origin_hrn = Credential(cred=valid_creds[0]).get_gid_caller().get_hrn()
self.api.logger.info(
"interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s" %
(self.api.interface, origin_hrn, xrn, self.name))
rspec = run_sfatables(chain_name, xrn.get_hrn(), origin_hrn, rspec)
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if not slivers:
raise SfatablesRejected(slice_xrn)
result = self.api.manager.Allocate(self.api, xrn.get_urn(), creds,
rspec, expiration, options)
return result
def _record_dict(self,
xrn=None,
type=None,
url=None,
description=None,
email='',
key=None,
slices=[],
researchers=[],
pis=[],
extras={}):
record_dict = {}
if xrn:
if type:
xrn = Xrn(xrn, type)
else:
xrn = Xrn(xrn)
record_dict['urn'] = xrn.get_urn()
record_dict['hrn'] = xrn.get_hrn()
record_dict['type'] = xrn.get_type()
if url:
record_dict['url'] = url
if description:
record_dict['description'] = description
if key:
try:
pubkey = open(key, 'r').read()
except IOError:
pubkey = key
record_dict['keys'] = [pubkey]
if slices:
record_dict['slices'] = slices
if researchers:
record_dict['researcher'] = researchers
if email:
record_dict['email'] = email
if pis:
record_dict['pi'] = pis
if extras:
record_dict.update(extras)
return record_dict
def allocate (self, urn, rspec_string, expiration, options={}):
xrn = Xrn(urn)
aggregate = unigetestbedAggregate(self)
slices = unigetestbedSlices(self)
slice_record=None
users = options.get('geni_users', [])
if users:
slice_record = users[0].get('slice_record', {})
# parse rspec
rspec = RSpec(rspec_string)
requested_attributes = rspec.version.get_slice_attributes()
# ensure slice record exists
slice = slices.verify_slice(xrn.hrn, slice_record, expiration=expiration, options=options)
# ensure person records exists
#persons = slices.verify_persons(xrn.hrn, slice, users, peer, sfa_peer, options=options)
# add/remove slice from nodes
request_nodes = rspec.version.get_nodes_with_slivers()
nodes = slices.verify_slice_nodes(urn, slice, request_nodes)
return aggregate.describe([xrn.get_urn()], version=rspec.version)
def call(self, xrn, creds, rspec, options):
xrn = Xrn(xrn, type='slice')
# Find the valid credentials
valid_creds = self.api.auth.checkCredentialsSpeaksFor(creds, 'createsliver', xrn.get_hrn(), options=options)
the_credential = Credential(cred=valid_creds[0])
# use the expiration from the first valid credential to determine when
# the slivers should expire.
expiration = datetime_to_string(the_credential.expiration)
self.api.logger.debug("Allocate, received expiration from credential: %s"%expiration)
# turned off, as passing an empty rspec is indeed useful for cleaning up the slice
# # make sure request is not empty
# slivers = RSpec(rspec).version.get_nodes_with_slivers()
# if not slivers:
# raise InvalidRSpec("Missing <sliver_type> or <sliver> element. Request rspec must explicitly allocate slivers")
# flter rspec through sfatables
if self.api.interface in ['aggregate']:
chain_name = 'INCOMING'
elif self.api.interface in ['slicemgr']:
chain_name = 'FORWARD-INCOMING'
self.api.logger.debug("Allocate: sfatables on chain %s"%chain_name)
actual_caller_hrn = the_credential.actual_caller_hrn()
self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, actual_caller_hrn, xrn.get_hrn(), self.name))
rspec = run_sfatables(chain_name, xrn.get_hrn(), actual_caller_hrn, rspec)
# turned off, as passing an empty rspec is indeed useful for cleaning up the slice
# slivers = RSpec(rspec).version.get_nodes_with_slivers()
# if not slivers:
# raise SfatablesRejected(slice_xrn)
# pass this to the driver code in case they need it
options['actual_caller_hrn'] = actual_caller_hrn
result = self.api.manager.Allocate(self.api, xrn.get_urn(), creds, rspec, expiration, options)
return result
def allocate (self, urn, rspec_string, expiration, options=None):
if options is None: options={}
xrn = Xrn(urn)
aggregate = PlAggregate(self)
slices = PlSlices(self)
sfa_peer = slices.get_sfa_peer(xrn.get_hrn())
slice_record=None
users = options.get('geni_users', [])
if users:
slice_record = users[0].get('slice_record', {})
# parse rspec
rspec = RSpec(rspec_string)
requested_attributes = rspec.version.get_slice_attributes()
# ensure site record exists
site = slices.verify_site(xrn.hrn, slice_record, sfa_peer, options=options)
# ensure slice record exists
slice = slices.verify_slice(xrn.hrn, slice_record, sfa_peer, expiration=expiration, options=options)
# ensure person records exists
persons = slices.verify_persons(xrn.hrn, slice, users, sfa_peer, options=options)
# ensure slice attributes exists
slices.verify_slice_attributes(slice, requested_attributes, options=options)
# add/remove slice from nodes
request_nodes = rspec.version.get_nodes_with_slivers()
nodes = slices.verify_slice_nodes(urn, slice, request_nodes)
# add/remove links links
slices.verify_slice_links(slice, rspec.version.get_link_requests(), nodes)
# add/remove leases
rspec_requested_leases = rspec.version.get_leases()
leases = slices.verify_slice_leases(slice, rspec_requested_leases)
return aggregate.describe([xrn.get_urn()], version=rspec.version)
def GetVersion(self, api, options):
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 = {
'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,
'geni_single_allocation': 0, # Accept operations that act on as subset of slivers in a given state.
'geni_allocate': 'geni_many',# Multiple slivers can exist and be incrementally added, including those which connect or overlap in some way.
'geni_credential_types': cred_types,
'geni_handles_speaksfor': True, # supports 'speaks for' credentials
}
version.update(version_generic)
version.update(self.rspec_versions())
testbed_version = api.driver.aggregate_version()
version.update(testbed_version)
return version
def GetVersion(self, api, options):
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 = {
'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,
'geni_single_allocation': 0, # Accept operations that act on as subset of slivers in a given state.
'geni_allocate': 'geni_many',# Multiple slivers can exist and be incrementally added, including those which connect or overlap in some way.
'geni_credential_types': cred_types,
'geni_handles_speaksfor': True, # supports 'speaks for' credentials
}
version.update(version_generic)
version.update(self.rspec_versions())
testbed_version = api.driver.aggregate_version()
version.update(testbed_version)
return version
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 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)
