import datetime
from sfa.util.faults import MissingSfaInfo, UnknownSfaType, \
- RecordNotFound, SfaNotImplemented, SliverDoesNotExist, \
- SfaInvalidArgument
+ RecordNotFound, SfaNotImplemented, SfaInvalidArgument, UnsupportedOperation
from sfa.util.sfalogging import logger
from sfa.util.defaultdict import defaultdict
from sfa.util.sfatime import utcparse, datetime_to_string, datetime_to_epoch
-from sfa.util.xrn import Xrn, hrn_to_urn, get_leaf, urn_to_sliver_id
+from sfa.util.xrn import Xrn, hrn_to_urn, get_leaf
from sfa.openstack.osxrn import OSXrn, hrn_to_os_slicename, hrn_to_os_tenant_name
from sfa.util.cache import Cache
from sfa.trust.credential import Credential
# used to be used in get_ticket
#from sfa.trust.sfaticket import SfaTicket
-
from sfa.rspecs.version_manager import VersionManager
from sfa.rspecs.rspec import RSpec
+from sfa.storage.alchemy import dbsession
+from sfa.storage.model import RegRecord, SliverAllocation
# the driver interface, mostly provides default behaviours
from sfa.managers.driver import Driver
def testbed_name (self): return "openstack"
- # 'geni_request_rspec_versions' and 'geni_ad_rspec_versions' are mandatory
def aggregate_version (self):
- 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())
- return {
- 'testbed':self.testbed_name(),
- 'geni_request_rspec_versions': request_rspec_versions,
- 'geni_ad_rspec_versions': ad_rspec_versions,
- }
-
- def list_slices (self, creds, options):
- # look in cache first
- if self.cache:
- slices = self.cache.get('slices')
- if slices:
- logger.debug("OpenStackDriver.list_slices returns from cache")
- return slices
-
- # get data from db
- instance_urns = []
- instances = self.shell.nova_manager.servers.findall()
- for instance in instances:
- if instance.name not in instance_urns:
- instance_urns.append(OSXrn(instance.name, type='slice').urn)
+ return {}
- # cache the result
- if self.cache:
- logger.debug ("OpenStackDriver.list_slices stores value in cache")
- self.cache.add('slices', instance_urns)
-
- return instance_urns
-
# first 2 args are None in case of resource discovery
- def list_resources (self, slice_urn, slice_hrn, creds, options):
- cached_requested = options.get('cached', True)
-
- version_manager = VersionManager()
- # get the rspec's return format from options
- rspec_version = version_manager.get_version(options.get('geni_rspec_version'))
- 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')
-
- # look in cache first
- if cached_requested and self.cache and not slice_hrn:
- rspec = self.cache.get(version_string)
- if rspec:
- logger.debug("OpenStackDriver.ListResources: returning cached advertisement")
- return rspec
-
- #panos: passing user-defined options
- #print "manager options = ",options
+ def list_resources (self, version=None, options={}):
aggregate = OSAggregate(self)
- rspec = aggregate.get_rspec(slice_xrn=slice_urn, version=rspec_version,
- options=options)
-
- # cache the result
- if self.cache and not slice_hrn:
- logger.debug("OpenStackDriver.ListResources: stores advertisement in cache")
- self.cache.add(version_string, rspec)
-
+ rspec = aggregate.list_resources(version=version, options=options)
return rspec
-
- def sliver_status (self, slice_urn, slice_hrn):
- # find out where this slice is currently running
- project_name = hrn_to_os_slicename(slice_hrn)
- instances = self.shell.nova_manager.servers.findall(name=project_name)
- if len(instances) == 0:
- raise SliverDoesNotExist("You have not allocated any slivers here")
-
- result = {}
- top_level_status = 'unknown'
- if instances:
- top_level_status = 'ready'
- result['geni_urn'] = slice_urn
- result['plos_login'] = 'root'
- # do we need real dates here?
- result['plos_expires'] = None
- result['geni_expires'] = None
-
- resources = []
- for instance in instances:
- res = {}
- # instances are accessed by ip, not hostname. We need to report the ip
- # somewhere so users know where to ssh to.
- res['geni_expires'] = None
- #res['plos_hostname'] = instance.hostname
- res['plos_created_at'] = datetime_to_string(utcparse(instance.created))
- res['plos_boot_state'] = instance.status
- res['plos_sliver_type'] = self.shell.nova_manager.flavors.find(id=instance.flavor['id']).name
- sliver_id = Xrn(slice_urn).get_sliver_id(instance.id)
- res['geni_urn'] = sliver_id
-
- if instance.status.lower() == 'active':
- res['boot_state'] = 'ready'
- res['geni_status'] = 'ready'
- else:
- res['boot_state'] = 'unknown'
- res['geni_status'] = 'unknown'
- resources.append(res)
-
- result['geni_status'] = top_level_status
- result['geni_resources'] = resources
- return result
- def create_sliver (self, slice_urn, slice_hrn, creds, rspec_string, users, options):
+ def describe(self, urns, version=None, options={}):
+ aggregate = OSAggregate(self)
+ return aggregate.describe(urns, version=version, options=options)
+
+ 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 allocate (self, urn, rspec_string, options={}):
+ xrn = Xrn(urn)
aggregate = OSAggregate(self)
- rspec = RSpec(rspec_string)
- instance_name = hrn_to_os_slicename(slice_hrn)
- # make sure a tenant exists for this slice
- tenant = aggregate.create_tenant(slice_hrn)
-
- # add the sfa admin user to this tenant and update our nova client connection
- # to use these credentials for the rest of this session. This emsures that the instances
- # we create will be assigned to the correct tenant.
- sfa_admin_user = self.shell.auth_manager.users.find(name=self.shell.auth_manager.opts['OS_USERNAME'])
- user_role = self.shell.auth_manager.roles.find(name='user')
- admin_role = self.shell.auth_manager.roles.find(name='admin')
- self.shell.auth_manager.roles.add_user_role(sfa_admin_user, admin_role, tenant)
- self.shell.auth_manager.roles.add_user_role(sfa_admin_user, user_role, tenant)
- self.shell.nova_manager.connect(tenant=tenant.name)
-
# 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(slice_hrn, users[0])
+ 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'])
- aggregate.run_instances(instance_name, rspec_string, key_name, pubkeys)
+ 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]
+ SliverAllocation.set_allocations(sliver_ids, 'geni_allocated')
- return aggregate.get_rspec(slice_xrn=slice_urn, version=rspec.version)
+ return aggregate.describe(urns=[urn], version=rspec.version)
- def delete_sliver (self, slice_urn, slice_hrn, creds, options):
+ def provision(self, urns, options={}):
+ # update sliver allocation states and set them to geni_provisioned
aggregate = OSAggregate(self)
- project_name = hrn_to_os_slicename(slice_hrn)
- return aggregate.delete_instances(project_name)
+ 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)
+ SliverAllocation.set_allocations(sliver_ids, 'geni_provisioned')
+
+ return self.describe(urns, options=options)
- def update_sliver(self, slice_urn, slice_hrn, rspec, creds, options):
- name = hrn_to_os_slicename(slice_hrn)
+ def delete (self, urns, options={}):
+ # collect sliver ids so we can update sliver allocation states after
+ # we remove the slivers.
aggregate = OSAggregate(self)
- return aggregate.update_instances(name)
-
- def renew_sliver (self, slice_urn, slice_hrn, creds, expiration_time, options):
+ 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
+ SliverAllocation.delete_allocations(sliver_ids)
return True
- def start_slice (self, slice_urn, slice_hrn, creds):
- return 1
+ def renew (self, urns, expiration_time, options={}):
+ return True
- def stop_slice (self, slice_urn, slice_hrn, creds):
- name = OSXrn(xrn=slice_urn).name
+ def perform_operational_action (self, urns, action, options={}):
aggregate = OSAggregate(self)
- return aggregate.stop_instances(name)
-
- def reset_slice (self, slice_urn, slice_hrn, creds):
- raise SfaNotImplemented ("reset_slice not available at this interface")
-
- # xxx this code is quite old and has not run for ages
- # it is obviously totally broken and needs a rewrite
- def get_ticket (self, slice_urn, slice_hrn, creds, rspec_string, options):
- raise SfaNotImplemented,"OpenStackDriver.get_ticket needs a rewrite"
-# please keep this code for future reference
-# slices = PlSlices(self)
-# peer = slices.get_peer(slice_hrn)
-# sfa_peer = slices.get_sfa_peer(slice_hrn)
-#
-# # get the slice record
-# credential = api.getCredential()
-# interface = api.registries[api.hrn]
-# registry = api.server_proxy(interface, credential)
-# records = registry.Resolve(xrn, credential)
-#
-# # make sure we get a local slice record
-# record = None
-# for tmp_record in records:
-# if tmp_record['type'] == 'slice' and \
-# not tmp_record['peer_authority']:
-# #Error (E0602, GetTicket): Undefined variable 'SliceRecord'
-# slice_record = SliceRecord(dict=tmp_record)
-# if not record:
-# raise RecordNotFound(slice_hrn)
-#
-# # similar to CreateSliver, we must verify that the required records exist
-# # at this aggregate before we can issue a ticket
-# # parse rspec
-# rspec = RSpec(rspec_string)
-# requested_attributes = rspec.version.get_slice_attributes()
-#
-# # ensure site record exists
-# site = slices.verify_site(slice_hrn, slice_record, peer, sfa_peer)
-# # ensure slice record exists
-# slice = slices.verify_slice(slice_hrn, slice_record, peer, sfa_peer)
-# # ensure person records exists
-# # xxx users is undefined in this context
-# persons = slices.verify_persons(slice_hrn, slice, users, peer, sfa_peer)
-# # ensure slice attributes exists
-# slices.verify_slice_attributes(slice, requested_attributes)
-#
-# # get sliver info
-# slivers = slices.get_slivers(slice_hrn)
-#
-# if not slivers:
-# raise SliverDoesNotExist(slice_hrn)
-#
-# # get initscripts
-# initscripts = []
-# data = {
-# 'timestamp': int(time.time()),
-# 'initscripts': initscripts,
-# 'slivers': slivers
-# }
-#
-# # create the ticket
-# object_gid = record.get_gid_object()
-# new_ticket = SfaTicket(subject = object_gid.get_subject())
-# new_ticket.set_gid_caller(api.auth.client_gid)
-# new_ticket.set_gid_object(object_gid)
-# new_ticket.set_issuer(key=api.key, subject=self.hrn)
-# new_ticket.set_pubkey(object_gid.get_pubkey())
-# new_ticket.set_attributes(data)
-# new_ticket.set_rspec(rspec)
-# #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
-# new_ticket.encode()
-# new_ticket.sign()
-#
-# return new_ticket.save_to_string(save_parents=True)
+ 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)
+ for urn in urns:
+ xrn = OSXrn(urn=urn)
+ tenant_name = xrn.get_tenant_name()
+ project_name = xrn.get_slicename()
+ id = xrn.id
+ aggreate.action_method(tenant_name, project_name, id)
+ description = self.describe(urns)
+ return description['geni_slivers']
+
+ def shutdown(self, xrn, options={}):
+ xrn = OSXrn(xrn=xrn, type='slice')
+ tenant_name = xrn.get_tenant_name()
+ name = xrn.get_slicename()
+ self.driver.shell.nova_manager.connect(tenant=tenant_name)
+ instances = self.driver.shell.nova_manager.servers.findall(name=name)
+ for instance in instances:
+ self.driver.shell.nova_manager.servers.shutdown(instance)
+ return True