def delete(self, urns, options={}):
# collect sliver ids so we can update sliver allocation states after
# we remove the slivers.
aggregate = OSAggregate(self)
instances = aggregate.get_instances(urns)
sliver_ids = []
for instance in instances:
sliver_hrn = "%s.%s" % (self.driver.hrn, instance.id)
sliver_ids.append(Xrn(sliver_hrn, type='sliver').urn)
# delete the instance
aggregate.delete_instance(instance)
# delete sliver allocation states
dbsession = self.api.dbsession()
SliverAllocation.delete_allocations(sliver_ids, dbsession)
# return geni_slivers
geni_slivers = []
for sliver_id in sliver_ids:
geni_slivers.append({
'geni_sliver_urn': sliver['sliver_id'],
'geni_allocation_status': 'geni_unallocated',
'geni_expires': None
})
return geni_slivers
def perform_operational_action(self, urns, action, options={}):
aggregate = OSAggregate(self)
action = action.lower()
if action == 'geni_start':
action_method = aggregate.start_instances
elif action == 'geni_stop':
action_method = aggregate.stop_instances
elif action == 'geni_restart':
action_method = aggreate.restart_instances
else:
raise UnsupportedOperation(action)
# fault if sliver is not full allocated (operational status is geni_pending_allocation)
description = self.describe(urns, None, options)
for sliver in description['geni_slivers']:
if sliver['geni_operational_status'] == 'geni_pending_allocation':
raise UnsupportedOperation(
action,
"Sliver must be fully allocated (operational status is not geni_pending_allocation)"
)
#
# Perform Operational Action Here
#
instances = aggregate.get_instances(urns)
for instance in instances:
tenant_name = self.driver.shell.auth_manager.client.tenant_name
action_method(tenant_name, instance.name, instance.id)
description = self.describe(urns)
geni_slivers = self.describe(urns, None, options)['geni_slivers']
return geni_slivers
def allocate(self, urn, rspec_string, expiration, options={}):
xrn = Xrn(urn)
aggregate = OSAggregate(self)
# assume first user is the caller and use their context
# for the ec2/euca api connection. Also, use the first users
# key as the project key.
key_name = None
if len(users) > 1:
key_name = aggregate.create_instance_key(xrn.get_hrn(), users[0])
# collect public keys
users = options.get('geni_users', [])
pubkeys = []
for user in users:
pubkeys.extend(user['keys'])
rspec = RSpec(rspec_string)
instance_name = hrn_to_os_slicename(slice_hrn)
tenant_name = OSXrn(xrn=slice_hrn, type='slice').get_tenant_name()
slivers = aggregate.run_instances(instance_name, tenant_name, \
rspec_string, key_name, pubkeys)
# update all sliver allocation states setting then to geni_allocated
sliver_ids = [sliver.id for sliver in slivers]
dbsession = self.api.dbsession()
SliverAllocation.set_allocations(sliver_ids, 'geni_provisioned',
dbsession)
return aggregate.describe(urns=[urn], version=rspec.version)
def status(self, urns, options={}):
aggregate = OSAggregate(self)
desc = aggregate.describe(urns)
status = {
'geni_urn': desc['geni_urn'],
'geni_slivers': desc['geni_slivers']
}
return status
def provision(self, urns, options={}):
# update sliver allocation states and set them to geni_provisioned
aggregate = OSAggregate(self)
instances = aggregate.get_instances(urns)
sliver_ids = []
for instance in instances:
sliver_hrn = "%s.%s" % (self.driver.hrn, instance.id)
sliver_ids.append(Xrn(sliver_hrn, type='sliver').urn)
dbsession = self.api.dbsession()
SliverAllocation.set_allocations(sliver_ids, 'geni_provisioned',
dbsession)
version_manager = VersionManager()
rspec_version = version_manager.get_version(
options['geni_rspec_version'])
return self.describe(urns, rspec_version, options=options)
def describe(self, urns, version=None, options={}):
aggregate = OSAggregate(self)
return aggregate.describe(urns, version=version, options=options)
def list_resources(self, version=None, options={}):
aggregate = OSAggregate(self)
rspec = aggregate.list_resources(version=version, options=options)
return rspec
