X-Git-Url: http://git.onelab.eu/?p=sfa.git;a=blobdiff_plain;f=sfa%2Fopenstack%2Fosaggregate.py;h=de3499556ed0e3a7bed5a846d160f55dd404b876;hp=d603b08399acca3e9b80aa88dfd6f2bfd66b5b29;hb=1cc8e9613cab8b5b22478de369f259e591c54e6d;hpb=f357d5c677573e29f260f82318c9450119474dce diff --git a/sfa/openstack/osaggregate.py b/sfa/openstack/osaggregate.py index d603b083..de349955 100644 --- a/sfa/openstack/osaggregate.py +++ b/sfa/openstack/osaggregate.py @@ -4,11 +4,12 @@ import socket import base64 import string import random -import time +import time from collections import defaultdict from nova.exception import ImageNotFound from nova.api.ec2.cloud import CloudController -from sfa.util.faults import SfaAPIError, InvalidRSpec +from sfa.util.faults import SfaAPIError, SliverDoesNotExist +from sfa.util.sfatime import utcparse, datetime_to_string, datetime_to_epoch from sfa.rspecs.rspec import RSpec from sfa.rspecs.elements.hardware_type import HardwareType from sfa.rspecs.elements.node import Node @@ -36,15 +37,6 @@ def pubkeys_to_user_data(pubkeys): user_data += "\n" return user_data -def instance_to_sliver(instance, slice_xrn=None): - sliver_id = None - sliver = Sliver({'name': instance.name, - 'type': instance.name, - 'cpus': str(instance.vcpus), - 'memory': str(instance.ram), - 'storage': str(instance.disk)}) - return sliver - def image_to_rspec_disk_image(image): img = DiskImage() img['name'] = image['name'] @@ -58,30 +50,78 @@ class OSAggregate: def __init__(self, driver): self.driver = driver - def get_rspec(self, slice_xrn=None, version=None, options={}): - version_manager = VersionManager() - version = version_manager.get_version(version) - if not slice_xrn: - rspec_version = version_manager._get_version(version.type, version.version, 'ad') - nodes = self.get_aggregate_nodes() - else: - rspec_version = version_manager._get_version(version.type, version.version, 'manifest') - nodes = self.get_slice_nodes(slice_xrn) - rspec = RSpec(version=rspec_version, user_options=options) - rspec.version.add_nodes(nodes) - return rspec.toxml() - def get_availability_zones(self): - # essex release zones = self.driver.shell.nova_manager.dns_domains.domains() - if not zones: zones = ['cloud'] else: zones = [zone.name for zone in zones] return zones - def instance_to_rspec_node(self, slice_xrn, instance): + def list_resources(self, version=None, options={}): + version_manager = VersionManager() + version = version_manager.get_version(version) + rspec_version = version_manager._get_version(version.type, version.version, 'ad') + rspec = RSpec(version=version, user_options=options) + nodes = self.get_aggregate_nodes() + rspec.version.add_nodes(nodes) + return rspec.toxml() + + def describe(self, urns, version=None, options={}): + # update nova connection + tenant_name = OSXrn(xrn=urns[0], type='slice').get_tenant_name() + self.driver.shell.nova_manager.connect(tenant=tenant_name) + instances = self.get_instances(urns) + # lookup the sliver allocations + sliver_ids = [sliver['sliver_id'] for sliver in slivers] + constraint = SliverAllocation.sliver_id.in_(sliver_ids) + sliver_allocations = dbsession.query(SliverAllocation).filter(constraint) + sliver_allocation_dict = {} + for sliver_allocation in sliver_allocations: + sliver_allocation_dict[sliver_allocation.sliver_id] = sliver_allocation + + geni_slivers = [] + rspec_nodes = [] + for instance in instances: + rspec_nodes.append(self.instance_to_rspec_node(instance)) + geni_sliver = self.instance_to_geni_sliver(instance, sliver_sllocation_dict) + geni_slivers.append(geni_sliver) + 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) + rspec.xml.set('expires', datetime_to_string(utcparse(time.time()))) + rspec.version.add_nodes(rspec_nodes) + result = {'geni_urn': Xrn(urns[0]).get_urn(), + 'geni_rspec': rspec.toxml(), + 'geni_slivers': geni_slivers} + + return result + + def get_instances(self, urns): + # parse slice names and sliver ids + names = set() + ids = set() + for urn in urns: + xrn = OSXrn(xrn=urn) + if xrn.type == 'slice': + names.add(xrn.get_slice_name()) + elif xrn.type == 'sliver': + ids.add(xrn.leaf) + + # look up instances + instances = [] + filter = {} + if names: + filter['name'] = names + if ids: + filter['id'] = ids + servers = self.driver.shell.nova_manager.servers.findall(**filter) + instances.extend(servers) + + return instances + + def instance_to_rspec_node(self, instance): # determine node urn node_xrn = instance.metadata.get('component_id') if not node_xrn: @@ -93,14 +133,13 @@ class OSAggregate: rspec_node['component_id'] = node_xrn.urn rspec_node['component_name'] = node_xrn.name rspec_node['component_manager_id'] = Xrn(self.driver.hrn, 'authority+cm').get_urn() + rspec_node['sliver_id'] = OSXrn(name=instance.name, type='slice', id=instance.id).get_urn() if instance.metadata.get('client_id'): rspec_node['client_id'] = instance.metadata.get('client_id') # get sliver details - sliver_xrn = OSXrn(xrn=slice_xrn, type='slice', id=instance.id) - rspec_node['sliver_id'] = sliver_xrn.get_urn() flavor = self.driver.shell.nova_manager.flavors.find(id=instance.flavor['id']) - sliver = instance_to_sliver(flavor) + sliver = self.instance_to_sliver(flavor) # get firewall rules fw_rules = [] group_name = instance.metadata.get('security_groups') @@ -112,8 +151,9 @@ class OSAggregate: 'port_range': port_range, 'cidr_ip': rule['ip_range']['cidr']}) fw_rules.append(fw_rule) - sliver['fw_rules'] = fw_rules - rspec_node['slivers']= [sliver] + sliver['fw_rules'] = fw_rules + rspec_node['slivers'] = [sliver] + # get disk image image = self.driver.shell.image_manager.get_images(id=instance.image['id']) if isinstance(image, list) and len(image) > 0: @@ -121,24 +161,23 @@ class OSAggregate: disk_image = image_to_rspec_disk_image(image) sliver['disk_image'] = [disk_image] - # get interfaces + # get interfaces rspec_node['services'] = [] rspec_node['interfaces'] = [] addresses = instance.addresses - # HACK: public ips are stored in the list of private, but - # this seems wrong. Assume pub ip is the last in the list of - # private ips until openstack bug is fixed. + # HACK: public ips are stored in the list of private, but + # this seems wrong. Assume pub ip is the last in the list of + # private ips until openstack bug is fixed. if addresses.get('private'): login = Login({'authentication': 'ssh-keys', 'hostname': addresses.get('private')[-1]['addr'], 'port':'22', 'username': 'root'}) service = Services({'login': login}) - rspec_node['services'].append(service) - - if_index = 0 + rspec_node['services'].append(service) + for private_ip in addresses.get('private', []): - if_xrn = PlXrn(auth=self.driver.hrn, - interface='node%s' % (instance.hostId)) + if_xrn = PlXrn(auth=self.driver.hrn, + interface='node%s' % (instance.hostId)) if_client_id = Xrn(if_xrn.urn, type='interface', id="eth%s" %if_index).urn if_sliver_id = Xrn(rspec_node['sliver_id'], type='slice', id="eth%s" %if_index).urn interface = Interface({'component_id': if_xrn.urn, @@ -146,32 +185,66 @@ class OSAggregate: 'sliver_id': if_sliver_id}) interface['ips'] = [{'address': private_ip['addr'], #'netmask': private_ip['network'], - 'type': 'ipv%s' % str(private_ip['version'])}] - rspec_node['interfaces'].append(interface) - if_index += 1 - + 'type': private_ip['version']}] + rspec_node['interfaces'].append(interface) + # slivers always provide the ssh service for public_ip in addresses.get('public', []): - login = Login({'authentication': 'ssh-keys', - 'hostname': public_ip['addr'], + login = Login({'authentication': 'ssh-keys', + 'hostname': public_ip['addr'], 'port':'22', 'username': 'root'}) service = Services({'login': login}) rspec_node['services'].append(service) - return rspec_node + return rspec_node - def get_slice_nodes(self, slice_xrn): - # update nova connection - tenant_name = OSXrn(xrn=slice_xrn, type='slice').get_tenant_name() - self.driver.shell.nova_manager.connect(tenant=tenant_name) - - zones = self.get_availability_zones() - name = hrn_to_os_slicename(slice_xrn) - instances = self.driver.shell.nova_manager.servers.findall(name=name) - rspec_nodes = [] - for instance in instances: - rspec_nodes.append(self.instance_to_rspec_node(slice_xrn, instance)) - return rspec_nodes + def instance_to_sliver(self, instance, xrn=None): + if xrn: + sliver_hrn = '%s.%s' % (self.driver.hrn, instance.id) + sliver_id = Xrn(sliver_hrn, type='sliver').urn + + sliver = Sliver({'sliver_id': sliver_id, + 'name': instance.name, + 'type': instance.name, + 'cpus': str(instance.vcpus), + 'memory': str(instance.ram), + 'storage': str(instance.disk)}) + return sliver + + def instance_to_geni_sliver(self, instance, sliver_allocations = {}): + sliver_hrn = '%s.%s' % (self.driver.hrn, instance.id) + sliver_id = Xrn(sliver_hrn, type='sliver').urn + + # set sliver allocation and operational status + sliver_allocation = sliver_allocations[sliver_id] + if sliver_allocation: + allocation_status = sliver_allocation.allocation_state + if allocation_status == 'geni_allocated': + op_status = 'geni_pending_allocation' + elif allocation_status == 'geni_provisioned': + state = instance.state.lower() + if state == 'active': + op_status = 'geni_ready' + elif state == 'building': + op_status = 'geni_notready' + elif state == 'failed': + op_status =' geni_failed' + else: + op_status = 'geni_unknown' + else: + allocation_status = 'geni_unallocated' + # required fields + geni_sliver = {'geni_sliver_urn': sliver_id, + 'geni_expires': None, + 'geni_allocation_status': allocation_status, + 'geni_operational_status': op_status, + 'geni_error': None, + 'plos_created_at': datetime_to_string(utcparse(instance.created)), + 'plos_sliver_type': self.shell.nova_manager.flavors.find(id=instance.flavor['id']).name, + } + + return geni_sliver + def get_aggregate_nodes(self): zones = self.get_availability_zones() # available sliver/instance/vm types @@ -193,16 +266,15 @@ class OSAggregate: HardwareType({'name': 'pc'})] slivers = [] for instance in instances: - sliver = instance_to_sliver(instance) + sliver = self.instance_to_sliver(instance) sliver['disk_image'] = disk_images slivers.append(sliver) - + rspec_node['available'] = 'true' rspec_node['slivers'] = slivers rspec_nodes.append(rspec_node) return rspec_nodes - def create_tenant(self, tenant_name): tenants = self.driver.shell.auth_manager.tenants.findall(name=tenant_name) if not tenants: @@ -212,7 +284,6 @@ class OSAggregate: tenant = tenants[0] return tenant - def create_instance_key(self, slice_hrn, user): slice_name = Xrn(slice_hrn).leaf user_name = Xrn(user['urn']).leaf @@ -289,7 +360,7 @@ class OSAggregate: requested_instances = defaultdict(list) # iterate over clouds/zones/nodes - created_instances = [] + slivers = [] for node in rspec.version.get_nodes_with_slivers(): instances = node.get('slivers', []) if not instances: @@ -310,55 +381,75 @@ class OSAggregate: if node.get('component_id'): metadata['component_id'] = node['component_id'] if node.get('client_id'): - metadata['client_id'] = node['client_id'] - server = self.driver.shell.nova_manager.servers.create(flavor=flavor_id, + metadata['client_id'] = node['client_id'] + server = self.driver.shell.nova_manager.servers.create( + flavor=flavor_id, image=image_id, key_name = key_name, security_groups = [group_name], files=files, meta=metadata, name=instance_name) - created_instances.append(server) - + slivers.append(server) except Exception, err: logger.log_exc(err) - return created_instances - - - def delete_instances(self, instance_name, tenant_name): + return slivers - def _delete_security_group(instance): - security_group = instance.metadata.get('security_groups', '') + def delete_instance(self, instance): + + def _delete_security_group(inst): + security_group = inst.metadata.get('security_groups', '') if security_group: manager = SecurityGroup(self.driver) timeout = 10.0 # wait a maximum of 10 seconds before forcing the security group delete start_time = time.time() instance_deleted = False while instance_deleted == False and (time.time() - start_time) < timeout: - inst = self.driver.shell.nova_manager.servers.findall(id=instance.id) - if not inst: + tmp_inst = self.driver.shell.nova_manager.servers.findall(id=inst.id) + if not tmp_inst: instance_deleted = True - time.sleep(1) + time.sleep(.5) manager.delete_security_group(security_group) thread_manager = ThreadManager() - self.driver.shell.nova_manager.connect(tenant=tenant_name) - instances = self.driver.shell.nova_manager.servers.findall(name=instance_name) + tenant = self.driver.shell.auth_manager.tenants.find(id=instance.tenant_id) + self.driver.shell.nova_manager.connect(tenant=tenant.name) + args = {'name': instance.name, + 'id': instance.id} + instances = self.driver.shell.nova_manager.servers.findall(**args) + security_group_manager = SecurityGroup(self.driver) for instance in instances: # destroy instance self.driver.shell.nova_manager.servers.delete(instance) # deleate this instance's security groups thread_manager.run(_delete_security_group, instance) - return True - + return 1 - def stop_instances(self, instance_name, tenant_name): + def stop_instances(self, instance_name, tenant_name, id=None): self.driver.shell.nova_manager.connect(tenant=tenant_name) - instances = self.driver.shell.nova_manager.servers.findall(name=instance_name) + args = {'name': instance_name} + if id: + args['id'] = id + instances = self.driver.shell.nova_manager.servers.findall(**args) for instance in instances: self.driver.shell.nova_manager.servers.pause(instance) return 1 + def start_instances(self, instance_name, tenant_name, id=None): + self.driver.shell.nova_manager.connect(tenant=tenant_name) + args = {'name': instance_name} + if id: + args['id'] = id + instances = self.driver.shell.nova_manager.servers.findall(**args) + for instance in instances: + self.driver.shell.nova_manager.servers.resume(instance) + return 1 + + def restart_instances(self, instacne_name, tenant_name, id=None): + self.stop_instances(instance_name, tenant_name, id) + self.start_instances(instance_name, tenant_name, id) + return 1 + def update_instances(self, project_name): pass