diff --git a/etc/api-paste.ini b/etc/api-paste.ini index d95350fc76a8..16916328998a 100644 --- a/etc/api-paste.ini +++ b/etc/api-paste.ini @@ -67,11 +67,14 @@ paste.app_factory = nova.api.ec2.metadatarequesthandler:MetadataRequestHandler.f [composite:osapi] use = egg:Paste#urlmap /: osversions -/v1.0: openstackapi -/v1.1: openstackapi +/v1.0: openstackapi10 +/v1.1: openstackapi11 -[pipeline:openstackapi] -pipeline = faultwrap auth ratelimit osapiapp +[pipeline:openstackapi10] +pipeline = faultwrap auth ratelimit osapiapp10 + +[pipeline:openstackapi11] +pipeline = faultwrap auth ratelimit osapiapp11 [filter:faultwrap] paste.filter_factory = nova.api.openstack:FaultWrapper.factory @@ -82,8 +85,11 @@ paste.filter_factory = nova.api.openstack.auth:AuthMiddleware.factory [filter:ratelimit] paste.filter_factory = nova.api.openstack.limits:RateLimitingMiddleware.factory -[app:osapiapp] -paste.app_factory = nova.api.openstack:APIRouter.factory +[app:osapiapp10] +paste.app_factory = nova.api.openstack:APIRouterV10.factory + +[app:osapiapp11] +paste.app_factory = nova.api.openstack:APIRouterV11.factory [pipeline:osversions] pipeline = faultwrap osversionapp diff --git a/nova/api/ec2/admin.py b/nova/api/ec2/admin.py index 037184b40f17..d8d90ad833c8 100644 --- a/nova/api/ec2/admin.py +++ b/nova/api/ec2/admin.py @@ -120,7 +120,8 @@ class AdminController(object): def describe_instance_types(self, context, **_kwargs): """Returns all active instance types data (vcpus, memory, etc.)""" - return {'instanceTypeSet': [db.instance_type_get_all(context)]} + return {'instanceTypeSet': [instance_dict(v) for v in + db.instance_type_get_all(context).values()]} def describe_user(self, _context, name, **_kwargs): """Returns user data, including access and secret keys.""" diff --git a/nova/api/openstack/__init__.py b/nova/api/openstack/__init__.py index af3f8c5ce62e..54d8a738d494 100644 --- a/nova/api/openstack/__init__.py +++ b/nova/api/openstack/__init__.py @@ -74,9 +74,14 @@ class APIRouter(wsgi.Router): return cls() def __init__(self): + self.server_members = {} mapper = routes.Mapper() + self._setup_routes(mapper) + super(APIRouter, self).__init__(mapper) - server_members = {'action': 'POST'} + def _setup_routes(self, mapper): + server_members = self.server_members + server_members['action'] = 'POST' if FLAGS.allow_admin_api: LOG.debug(_("Including admin operations in API.")) @@ -101,20 +106,11 @@ class APIRouter(wsgi.Router): controller=accounts.Controller(), collection={'detail': 'GET'}) - mapper.resource("server", "servers", controller=servers.Controller(), - collection={'detail': 'GET'}, - member=server_members) - mapper.resource("backup_schedule", "backup_schedule", controller=backup_schedules.Controller(), parent_resource=dict(member_name='server', collection_name='servers')) - mapper.resource("volume_attachment", "volume_attachment", - controller=volume_attachments.Controller(), - parent_resource=dict(member_name='server', - collection_name='servers')) - mapper.resource("console", "consoles", controller=consoles.Controller(), parent_resource=dict(member_name='server', @@ -138,8 +134,34 @@ class APIRouter(wsgi.Router): controller=volumes.Controller(), collection={'detail': 'GET'}) + mapper.resource("volume_attachment", "volume_attachment", + controller=volume_attachments.Controller(), + parent_resource=dict(member_name='server', + collection_name='servers')) + super(APIRouter, self).__init__(mapper) +class APIRouterV10(APIRouter): + """Define routes specific to OpenStack API V1.0.""" + + def _setup_routes(self, mapper): + super(APIRouterV10, self)._setup_routes(mapper) + mapper.resource("server", "servers", + controller=servers.ControllerV10(), + collection={'detail': 'GET'}, + member=self.server_members) + + +class APIRouterV11(APIRouter): + """Define routes specific to OpenStack API V1.1.""" + + def _setup_routes(self, mapper): + super(APIRouterV11, self)._setup_routes(mapper) + mapper.resource("server", "servers", + controller=servers.ControllerV11(), + collection={'detail': 'GET'}, + member=self.server_members) + class Versions(wsgi.Application): @webob.dec.wsgify(RequestClass=wsgi.Request) diff --git a/nova/api/openstack/auth.py b/nova/api/openstack/auth.py index 5aa5e099b923..f3a9bdeca5ee 100644 --- a/nova/api/openstack/auth.py +++ b/nova/api/openstack/auth.py @@ -69,8 +69,6 @@ class AuthMiddleware(wsgi.Middleware): return faults.Fault(webob.exc.HTTPUnauthorized()) req.environ['nova.context'] = context.RequestContext(user, account) - version = req.path.split('/')[1].replace('v', '') - req.environ['api.version'] = version return self.application def has_authentication(self, req): diff --git a/nova/api/openstack/common.py b/nova/api/openstack/common.py index d6679de010a3..bff050347bdd 100644 --- a/nova/api/openstack/common.py +++ b/nova/api/openstack/common.py @@ -15,7 +15,9 @@ # License for the specific language governing permissions and limitations # under the License. -import webob.exc +from urlparse import urlparse + +import webob from nova import exception @@ -76,5 +78,14 @@ def get_image_id_from_image_hash(image_service, context, image_hash): raise exception.NotFound(image_hash) -def get_api_version(req): - return req.environ.get('api.version') +def get_id_from_href(href): + """Return the id portion of a url as an int. + + Given: http://www.foo.com/bar/123?q=4 + Returns: 123 + + """ + try: + return int(urlparse(href).path.split('/')[-1]) + except: + raise webob.exc.HTTPBadRequest(_('could not parse id from href')) diff --git a/nova/api/openstack/images.py b/nova/api/openstack/images.py index 98f0dd96b516..99c14275a745 100644 --- a/nova/api/openstack/images.py +++ b/nova/api/openstack/images.py @@ -143,6 +143,7 @@ class Controller(wsgi.Controller): image = self._service.show(req.environ['nova.context'], image_id) _convert_image_id_to_hash(image) + self._format_image_dates(image) return dict(image=image) def delete(self, req, id): @@ -164,3 +165,8 @@ class Controller(wsgi.Controller): # Users may not modify public images, and that's all that # we support for now. raise faults.Fault(exc.HTTPNotFound()) + + def _format_image_dates(self, image): + for attr in ['created_at', 'updated_at', 'deleted_at']: + if image.get(attr) is not None: + image[attr] = image[attr].strftime('%Y-%m-%dT%H:%M:%SZ') diff --git a/nova/api/openstack/servers.py b/nova/api/openstack/servers.py index 830bc2659382..443196146e11 100644 --- a/nova/api/openstack/servers.py +++ b/nova/api/openstack/servers.py @@ -22,6 +22,7 @@ from xml.dom import minidom from webob import exc from nova import compute +from nova import context from nova import exception from nova import flags from nova import log as logging @@ -29,8 +30,9 @@ from nova import wsgi from nova import utils from nova.api.openstack import common from nova.api.openstack import faults -from nova.api.openstack.views import servers as servers_views -from nova.api.openstack.views import addresses as addresses_views +import nova.api.openstack.views.addresses +import nova.api.openstack.views.flavors +import nova.api.openstack.views.servers from nova.auth import manager as auth_manager from nova.compute import instance_types from nova.compute import power_state @@ -63,7 +65,7 @@ class Controller(wsgi.Controller): except exception.NotFound: return faults.Fault(exc.HTTPNotFound()) - builder = addresses_views.get_view_builder(req) + builder = self._get_addresses_view_builder(req) return builder.build(instance) def index(self, req): @@ -81,7 +83,7 @@ class Controller(wsgi.Controller): """ instance_list = self.compute_api.get_all(req.environ['nova.context']) limited_list = common.limited(instance_list, req) - builder = servers_views.get_view_builder(req) + builder = self._get_view_builder(req) servers = [builder.build(inst, is_detail)['server'] for inst in limited_list] return dict(servers=servers) @@ -90,7 +92,7 @@ class Controller(wsgi.Controller): """ Returns server details by server id """ try: instance = self.compute_api.get(req.environ['nova.context'], id) - builder = servers_views.get_view_builder(req) + builder = self._get_view_builder(req) return builder.build(instance, is_detail=True) except exception.NotFound: return faults.Fault(exc.HTTPNotFound()) @@ -119,8 +121,9 @@ class Controller(wsgi.Controller): key_name = key_pair['name'] key_data = key_pair['public_key'] + requested_image_id = self._image_id_from_req_data(env) image_id = common.get_image_id_from_image_hash(self._image_service, - context, env['server']['imageId']) + context, requested_image_id) kernel_id, ramdisk_id = self._get_kernel_ramdisk_from_image( req, image_id) @@ -139,10 +142,11 @@ class Controller(wsgi.Controller): if personality: injected_files = self._get_injected_files(personality) + flavor_id = self._flavor_id_from_req_data(env) try: - instances = self.compute_api.create( + (inst,) = self.compute_api.create( context, - instance_types.get_by_flavor_id(env['server']['flavorId']), + instance_types.get_by_flavor_id(flavor_id), image_id, kernel_id=kernel_id, ramdisk_id=ramdisk_id, @@ -155,8 +159,11 @@ class Controller(wsgi.Controller): except QuotaError as error: self._handle_quota_errors(error) - builder = servers_views.get_view_builder(req) - server = builder.build(instances[0], is_detail=False) + inst['instance_type'] = flavor_id + inst['image_id'] = requested_image_id + + builder = self._get_view_builder(req) + server = builder.build(inst, is_detail=True) password = "%s%s" % (server['server']['name'][:4], utils.generate_password(12)) server['server']['adminPass'] = password @@ -511,6 +518,45 @@ class Controller(wsgi.Controller): return kernel_id, ramdisk_id +class ControllerV10(Controller): + def _image_id_from_req_data(self, data): + return data['server']['imageId'] + + def _flavor_id_from_req_data(self, data): + return data['server']['flavorId'] + + def _get_view_builder(self, req): + addresses_builder = nova.api.openstack.views.addresses.ViewBuilderV10() + return nova.api.openstack.views.servers.ViewBuilderV10( + addresses_builder) + + def _get_addresses_view_builder(self, req): + return nova.api.openstack.views.addresses.ViewBuilderV10(req) + + +class ControllerV11(Controller): + def _image_id_from_req_data(self, data): + href = data['server']['imageRef'] + return common.get_id_from_href(href) + + def _flavor_id_from_req_data(self, data): + href = data['server']['flavorRef'] + return common.get_id_from_href(href) + + def _get_view_builder(self, req): + base_url = req.application_url + flavor_builder = nova.api.openstack.views.flavors.ViewBuilderV11( + base_url) + image_builder = nova.api.openstack.views.images.ViewBuilderV11( + base_url) + addresses_builder = nova.api.openstack.views.addresses.ViewBuilderV11() + return nova.api.openstack.views.servers.ViewBuilderV11( + addresses_builder, flavor_builder, image_builder) + + def _get_addresses_view_builder(self, req): + return nova.api.openstack.views.addresses.ViewBuilderV11(req) + + class ServerCreateRequestXMLDeserializer(object): """ Deserializer to handle xml-formatted server create requests. diff --git a/nova/api/openstack/views/addresses.py b/nova/api/openstack/views/addresses.py index 9d392aacea7e..90c77855b064 100644 --- a/nova/api/openstack/views/addresses.py +++ b/nova/api/openstack/views/addresses.py @@ -19,18 +19,6 @@ from nova import utils from nova.api.openstack import common -def get_view_builder(req): - ''' - A factory method that returns the correct builder based on the version of - the api requested. - ''' - version = common.get_api_version(req) - if version == '1.1': - return ViewBuilder_1_1() - else: - return ViewBuilder_1_0() - - class ViewBuilder(object): ''' Models a server addresses response as a python dictionary.''' @@ -38,14 +26,14 @@ class ViewBuilder(object): raise NotImplementedError() -class ViewBuilder_1_0(ViewBuilder): +class ViewBuilderV10(ViewBuilder): def build(self, inst): private_ips = utils.get_from_path(inst, 'fixed_ip/address') public_ips = utils.get_from_path(inst, 'fixed_ip/floating_ips/address') return dict(public=public_ips, private=private_ips) -class ViewBuilder_1_1(ViewBuilder): +class ViewBuilderV11(ViewBuilder): def build(self, inst): private_ips = utils.get_from_path(inst, 'fixed_ip/address') private_ips = [dict(version=4, addr=a) for a in private_ips] diff --git a/nova/api/openstack/views/flavors.py b/nova/api/openstack/views/flavors.py index dd2e75a7acd9..18bd779c09d5 100644 --- a/nova/api/openstack/views/flavors.py +++ b/nova/api/openstack/views/flavors.py @@ -18,19 +18,6 @@ from nova.api.openstack import common -def get_view_builder(req): - ''' - A factory method that returns the correct builder based on the version of - the api requested. - ''' - version = common.get_api_version(req) - base_url = req.application_url - if version == '1.1': - return ViewBuilder_1_1(base_url) - else: - return ViewBuilder_1_0() - - class ViewBuilder(object): def __init__(self): pass @@ -39,13 +26,9 @@ class ViewBuilder(object): raise NotImplementedError() -class ViewBuilder_1_1(ViewBuilder): +class ViewBuilderV11(ViewBuilder): def __init__(self, base_url): self.base_url = base_url def generate_href(self, flavor_id): return "%s/flavors/%s" % (self.base_url, flavor_id) - - -class ViewBuilder_1_0(ViewBuilder): - pass diff --git a/nova/api/openstack/views/images.py b/nova/api/openstack/views/images.py index 2369a8f9d1a2..a6c6ad7d1078 100644 --- a/nova/api/openstack/views/images.py +++ b/nova/api/openstack/views/images.py @@ -18,19 +18,6 @@ from nova.api.openstack import common -def get_view_builder(req): - ''' - A factory method that returns the correct builder based on the version of - the api requested. - ''' - version = common.get_api_version(req) - base_url = req.application_url - if version == '1.1': - return ViewBuilder_1_1(base_url) - else: - return ViewBuilder_1_0() - - class ViewBuilder(object): def __init__(self): pass @@ -39,13 +26,9 @@ class ViewBuilder(object): raise NotImplementedError() -class ViewBuilder_1_1(ViewBuilder): +class ViewBuilderV11(ViewBuilder): def __init__(self, base_url): self.base_url = base_url def generate_href(self, image_id): return "%s/images/%s" % (self.base_url, image_id) - - -class ViewBuilder_1_0(ViewBuilder): - pass diff --git a/nova/api/openstack/views/servers.py b/nova/api/openstack/views/servers.py index 261acfed07cc..f934351986d9 100644 --- a/nova/api/openstack/views/servers.py +++ b/nova/api/openstack/views/servers.py @@ -16,7 +16,10 @@ # under the License. import hashlib + from nova.compute import power_state +import nova.compute +import nova.context from nova.api.openstack import common from nova.api.openstack.views import addresses as addresses_view from nova.api.openstack.views import flavors as flavors_view @@ -24,45 +27,30 @@ from nova.api.openstack.views import images as images_view from nova import utils -def get_view_builder(req): - ''' - A factory method that returns the correct builder based on the version of - the api requested. - ''' - version = common.get_api_version(req) - addresses_builder = addresses_view.get_view_builder(req) - if version == '1.1': - flavor_builder = flavors_view.get_view_builder(req) - image_builder = images_view.get_view_builder(req) - return ViewBuilder_1_1(addresses_builder, flavor_builder, - image_builder) - else: - return ViewBuilder_1_0(addresses_builder) - - class ViewBuilder(object): - ''' - Models a server response as a python dictionary. + """Model a server response as a python dictionary. + + Public methods: build Abstract methods: _build_image, _build_flavor - ''' + + """ def __init__(self, addresses_builder): self.addresses_builder = addresses_builder def build(self, inst, is_detail): - """ - Coerces into dictionary format, mapping everything to - Rackspace-like attributes for return - """ + """Return a dict that represenst a server.""" if is_detail: return self._build_detail(inst) else: return self._build_simple(inst) def _build_simple(self, inst): - return dict(server=dict(id=inst['id'], name=inst['display_name'])) + """Return a simple model of a server.""" + return dict(server=dict(id=inst['id'], name=inst['display_name'])) def _build_detail(self, inst): + """Returns a detailed model of a server.""" power_mapping = { None: 'build', power_state.NOSTATE: 'build', @@ -74,27 +62,26 @@ class ViewBuilder(object): power_state.SHUTOFF: 'active', power_state.CRASHED: 'error', power_state.FAILED: 'error'} - inst_dict = {} - #mapped_keys = dict(status='state', imageId='image_id', - # flavorId='instance_type', name='display_name', id='id') + inst_dict = { + 'id': int(inst['id']), + 'name': inst['display_name'], + 'addresses': self.addresses_builder.build(inst), + 'status': power_mapping[inst.get('state')]} - mapped_keys = dict(status='state', name='display_name', id='id') - - for k, v in mapped_keys.iteritems(): - inst_dict[k] = inst[v] - - inst_dict['status'] = power_mapping[inst_dict['status']] - inst_dict['addresses'] = self.addresses_builder.build(inst) + ctxt = nova.context.get_admin_context() + compute_api = nova.compute.API() + if compute_api.has_finished_migration(ctxt, inst['id']): + inst_dict['status'] = 'resize-confirm' # Return the metadata as a dictionary metadata = {} - for item in inst['metadata']: + for item in inst.get('metadata', []): metadata[item['key']] = item['value'] inst_dict['metadata'] = metadata inst_dict['hostId'] = '' - if inst['host']: + if inst.get('host'): inst_dict['hostId'] = hashlib.sha224(inst['host']).hexdigest() self._build_image(inst_dict, inst) @@ -103,21 +90,27 @@ class ViewBuilder(object): return dict(server=inst_dict) def _build_image(self, response, inst): + """Return the image sub-resource of a server.""" raise NotImplementedError() def _build_flavor(self, response, inst): + """Return the flavor sub-resource of a server.""" raise NotImplementedError() -class ViewBuilder_1_0(ViewBuilder): +class ViewBuilderV10(ViewBuilder): + """Model an Openstack API V1.0 server response.""" + def _build_image(self, response, inst): - response["imageId"] = inst["image_id"] + response['imageId'] = inst['image_id'] def _build_flavor(self, response, inst): - response["flavorId"] = inst["instance_type"] + response['flavorId'] = inst['instance_type'] -class ViewBuilder_1_1(ViewBuilder): +class ViewBuilderV11(ViewBuilder): + """Model an Openstack API V1.0 server response.""" + def __init__(self, addresses_builder, flavor_builder, image_builder): ViewBuilder.__init__(self, addresses_builder) self.flavor_builder = flavor_builder diff --git a/nova/compute/api.py b/nova/compute/api.py index 32577af8266d..01eead4ac98d 100644 --- a/nova/compute/api.py +++ b/nova/compute/api.py @@ -253,6 +253,16 @@ class API(base.Base): return [dict(x.iteritems()) for x in instances] + def has_finished_migration(self, context, instance_id): + """Retrieves whether or not a finished migration exists for + an instance""" + try: + db.migration_get_by_instance_and_status(context, instance_id, + 'finished') + return True + except exception.NotFound: + return False + def ensure_default_security_group(self, context): """ Create security group for the security context if it does not already exist @@ -464,6 +474,8 @@ class API(base.Base): params = {'migration_id': migration_ref['id']} self._cast_compute_message('revert_resize', context, instance_id, migration_ref['dest_compute'], params=params) + self.db.migration_update(context, migration_ref['id'], + {'status': 'reverted'}) def confirm_resize(self, context, instance_id): """Confirms a migration/resize, deleting the 'old' instance in the @@ -479,17 +491,41 @@ class API(base.Base): self._cast_compute_message('confirm_resize', context, instance_id, migration_ref['source_compute'], params=params) - self.db.migration_update(context, migration_id, + self.db.migration_update(context, migration_ref['id'], {'status': 'confirmed'}) self.db.instance_update(context, instance_id, {'host': migration_ref['dest_compute'], }) - def resize(self, context, instance_id, flavor): + def resize(self, context, instance_id, flavor_id): """Resize a running instance.""" + instance = self.db.instance_get(context, instance_id) + current_instance_type = self.db.instance_type_get_by_name( + context, instance['instance_type']) + + new_instance_type = self.db.instance_type_get_by_flavor_id( + context, flavor_id) + current_instance_type_name = current_instance_type['name'] + new_instance_type_name = new_instance_type['name'] + LOG.debug(_("Old instance type %(current_instance_type_name)s, " + " new instance type %(new_instance_type_name)s") % locals()) + if not new_instance_type: + raise exception.ApiError(_("Requested flavor %(flavor_id)d " + "does not exist") % locals()) + + current_memory_mb = current_instance_type['memory_mb'] + new_memory_mb = new_instance_type['memory_mb'] + if current_memory_mb > new_memory_mb: + raise exception.ApiError(_("Invalid flavor: cannot downsize" + "instances")) + if current_memory_mb == new_memory_mb: + raise exception.ApiError(_("Invalid flavor: cannot use" + "the same flavor. ")) + self._cast_scheduler_message(context, {"method": "prep_resize", "args": {"topic": FLAGS.compute_topic, - "instance_id": instance_id, }},) + "instance_id": instance_id, + "flavor_id": flavor_id}}) def pause(self, context, instance_id): """Pause the given instance.""" diff --git a/nova/compute/manager.py b/nova/compute/manager.py index 576937cd8667..09af0356448d 100644 --- a/nova/compute/manager.py +++ b/nova/compute/manager.py @@ -65,8 +65,11 @@ flags.DEFINE_string('console_host', socket.gethostname(), 'Console proxy host to use to connect to instances on' 'this host.') flags.DEFINE_integer('live_migration_retry_count', 30, - ("Retry count needed in live_migration." - " sleep 1 sec for each count")) + "Retry count needed in live_migration." + " sleep 1 sec for each count") +flags.DEFINE_integer("rescue_timeout", 0, + "Automatically unrescue an instance after N seconds." + " Set to 0 to disable.") LOG = logging.getLogger('nova.compute.manager') @@ -118,8 +121,8 @@ class ComputeManager(manager.Manager): try: self.driver = utils.import_object(compute_driver) - except ImportError: - LOG.error("Unable to load the virtualization driver.") + except ImportError as e: + LOG.error(_("Unable to load the virtualization driver: %s") % (e)) sys.exit(1) self.network_manager = utils.import_object(FLAGS.network_manager) @@ -132,6 +135,12 @@ class ComputeManager(manager.Manager): """ self.driver.init_host(host=self.host) + def periodic_tasks(self, context=None): + """Tasks to be run at a periodic interval.""" + super(ComputeManager, self).periodic_tasks(context) + if FLAGS.rescue_timeout > 0: + self.driver.poll_rescued_instances(FLAGS.rescue_timeout) + def _update_state(self, context, instance_id): """Update the state of an instance from the driver info.""" # FIXME(ja): include other fields from state? @@ -437,25 +446,41 @@ class ComputeManager(manager.Manager): instance_ref = self.db.instance_get(context, instance_id) migration_ref = self.db.migration_get(context, migration_id) - #TODO(mdietz): we may want to split these into separate methods. - if migration_ref['source_compute'] == FLAGS.host: - self.driver._start(instance_ref) - self.db.migration_update(context, migration_id, - {'status': 'reverted'}) - else: - self.driver.destroy(instance_ref) - topic = self.db.queue_get_for(context, FLAGS.compute_topic, - instance_ref['host']) - rpc.cast(context, topic, - {'method': 'revert_resize', - 'args': { - 'migration_id': migration_ref['id'], - 'instance_id': instance_id, }, - }) + self.driver.destroy(instance_ref) + topic = self.db.queue_get_for(context, FLAGS.compute_topic, + instance_ref['host']) + rpc.cast(context, topic, + {'method': 'finish_revert_resize', + 'args': { + 'migration_id': migration_ref['id'], + 'instance_id': instance_id, }, + }) @exception.wrap_exception @checks_instance_lock - def prep_resize(self, context, instance_id): + def finish_revert_resize(self, context, instance_id, migration_id): + """Finishes the second half of reverting a resize, powering back on + the source instance and reverting the resized attributes in the + database""" + instance_ref = self.db.instance_get(context, instance_id) + migration_ref = self.db.migration_get(context, migration_id) + instance_type = self.db.instance_type_get_by_flavor_id(context, + migration_ref['old_flavor_id']) + + # Just roll back the record. There's no need to resize down since + # the 'old' VM already has the preferred attributes + self.db.instance_update(context, instance_id, + dict(memory_mb=instance_type['memory_mb'], + vcpus=instance_type['vcpus'], + local_gb=instance_type['local_gb'])) + + self.driver.revert_resize(instance_ref) + self.db.migration_update(context, migration_id, + {'status': 'reverted'}) + + @exception.wrap_exception + @checks_instance_lock + def prep_resize(self, context, instance_id, flavor_id): """Initiates the process of moving a running instance to another host, possibly changing the RAM and disk size in the process""" context = context.elevated() @@ -464,12 +489,17 @@ class ComputeManager(manager.Manager): raise exception.Error(_( 'Migration error: destination same as source!')) + instance_type = self.db.instance_type_get_by_flavor_id(context, + flavor_id) migration_ref = self.db.migration_create(context, {'instance_id': instance_id, 'source_compute': instance_ref['host'], 'dest_compute': FLAGS.host, 'dest_host': self.driver.get_host_ip_addr(), + 'old_flavor_id': instance_type['flavorid'], + 'new_flavor_id': flavor_id, 'status': 'pre-migrating'}) + LOG.audit(_('instance %s: migrating to '), instance_id, context=context) topic = self.db.queue_get_for(context, FLAGS.compute_topic, @@ -495,8 +525,6 @@ class ComputeManager(manager.Manager): self.db.migration_update(context, migration_id, {'status': 'post-migrating', }) - #TODO(mdietz): This is where we would update the VM record - #after resizing service = self.db.service_get_by_host_and_topic(context, migration_ref['dest_compute'], FLAGS.compute_topic) topic = self.db.queue_get_for(context, FLAGS.compute_topic, @@ -517,7 +545,19 @@ class ComputeManager(manager.Manager): migration_ref = self.db.migration_get(context, migration_id) instance_ref = self.db.instance_get(context, migration_ref['instance_id']) + # TODO(mdietz): apply the rest of the instance_type attributes going + # after they're supported + instance_type = self.db.instance_type_get_by_flavor_id(context, + migration_ref['new_flavor_id']) + self.db.instance_update(context, instance_id, + dict(instance_type=instance_type['name'], + memory_mb=instance_type['memory_mb'], + vcpus=instance_type['vcpus'], + local_gb=instance_type['local_gb'])) + # reload the updated instance ref + # FIXME(mdietz): is there reload functionality? + instance_ref = self.db.instance_get(context, instance_id) self.driver.finish_resize(instance_ref, disk_info) self.db.migration_update(context, migration_id, diff --git a/nova/crypto.py b/nova/crypto.py index 2a8d4abca604..b112e5b9247c 100644 --- a/nova/crypto.py +++ b/nova/crypto.py @@ -26,6 +26,7 @@ import gettext import hashlib import os import shutil +import string import struct import tempfile import time @@ -267,7 +268,7 @@ def _sign_csr(csr_text, ca_folder): './openssl.cnf', '-infiles', inbound) out, _err = utils.execute('openssl', 'x509', '-in', outbound, '-serial', '-noout') - serial = out.rpartition("=")[2] + serial = string.strip(out.rpartition("=")[2]) os.chdir(start) with open(outbound, "r") as crtfile: return (serial, crtfile.read()) diff --git a/nova/db/api.py b/nova/db/api.py index add5bd83e57b..afc1bff2f7df 100644 --- a/nova/db/api.py +++ b/nova/db/api.py @@ -214,7 +214,7 @@ def certificate_update(context, certificate_id, values): Raises NotFound if service does not exist. """ - return IMPL.service_update(context, certificate_id, values) + return IMPL.certificate_update(context, certificate_id, values) ################### diff --git a/nova/db/sqlalchemy/api.py b/nova/db/sqlalchemy/api.py index 3bf4f5eb80f5..d7b5aff462e3 100644 --- a/nova/db/sqlalchemy/api.py +++ b/nova/db/sqlalchemy/api.py @@ -2220,8 +2220,8 @@ def migration_get_by_instance_and_status(context, instance_id, status): filter_by(instance_id=instance_id).\ filter_by(status=status).first() if not result: - raise exception.NotFound(_("No migration found with instance id %s") - % migration_id) + raise exception.NotFound(_("No migration found for instance " + "%(instance_id)s with status %(status)s") % locals()) return result @@ -2336,8 +2336,8 @@ def instance_type_create(_context, values): instance_type_ref = models.InstanceTypes() instance_type_ref.update(values) instance_type_ref.save() - except: - raise exception.DBError + except Exception, e: + raise exception.DBError(e) return instance_type_ref diff --git a/nova/db/sqlalchemy/migrate_repo/versions/013_add_flavors_to_migrations.py b/nova/db/sqlalchemy/migrate_repo/versions/013_add_flavors_to_migrations.py new file mode 100644 index 000000000000..3fb92e85c17b --- /dev/null +++ b/nova/db/sqlalchemy/migrate_repo/versions/013_add_flavors_to_migrations.py @@ -0,0 +1,50 @@ +# vim: tabstop=4 shiftwidth=4 softtabstop=4 + +# Copyright 2011 OpenStack LLC. +# All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License.from sqlalchemy import * + +from sqlalchemy import * +from migrate import * + +from nova import log as logging + + +meta = MetaData() + +migrations = Table('migrations', meta, + Column('id', Integer(), primary_key=True, nullable=False), + ) + +# +# Tables to alter +# +# + +old_flavor_id = Column('old_flavor_id', Integer()) +new_flavor_id = Column('new_flavor_id', Integer()) + + +def upgrade(migrate_engine): + # Upgrade operations go here. Don't create your own engine; + # bind migrate_engine to your metadata + meta.bind = migrate_engine + migrations.create_column(old_flavor_id) + migrations.create_column(new_flavor_id) + + +def downgrade(migrate_engine): + meta.bind = migrate_engine + migrations.drop_column(old_flavor_id) + migrations.drop_column(new_flavor_id) diff --git a/nova/db/sqlalchemy/models.py b/nova/db/sqlalchemy/models.py index fa695f25d58b..3b95ac23e65b 100644 --- a/nova/db/sqlalchemy/models.py +++ b/nova/db/sqlalchemy/models.py @@ -436,6 +436,8 @@ class Migration(BASE, NovaBase): source_compute = Column(String(255)) dest_compute = Column(String(255)) dest_host = Column(String(255)) + old_flavor_id = Column(Integer()) + new_flavor_id = Column(Integer()) instance_id = Column(Integer, ForeignKey('instances.id'), nullable=True) #TODO(_cerberus_): enum status = Column(String(255)) diff --git a/nova/image/glance.py b/nova/image/glance.py index 15fca69b8b30..171b28fde224 100644 --- a/nova/image/glance.py +++ b/nova/image/glance.py @@ -18,6 +18,8 @@ from __future__ import absolute_import +import datetime + from glance.common import exception as glance_exception from nova import exception @@ -37,8 +39,11 @@ GlanceClient = utils.import_class('glance.client.Client') class GlanceImageService(service.BaseImageService): """Provides storage and retrieval of disk image objects within Glance.""" - def __init__(self): - self.client = GlanceClient(FLAGS.glance_host, FLAGS.glance_port) + def __init__(self, client=None): + if client is None: + self.client = GlanceClient(FLAGS.glance_host, FLAGS.glance_port) + else: + self.client = client def index(self, context): """ @@ -50,7 +55,8 @@ class GlanceImageService(service.BaseImageService): """ Calls out to Glance for a list of detailed image information """ - return self.client.get_images_detailed() + return [self._convert_timestamps_to_datetimes(image) + for image in self.client.get_images_detailed()] def show(self, context, image_id): """ @@ -60,8 +66,23 @@ class GlanceImageService(service.BaseImageService): image = self.client.get_image_meta(image_id) except glance_exception.NotFound: raise exception.NotFound + return self._convert_timestamps_to_datetimes(image) + + def _convert_timestamps_to_datetimes(self, image): + """ + Returns image with known timestamp fields converted to datetime objects + """ + for attr in ['created_at', 'updated_at', 'deleted_at']: + if image.get(attr) is not None: + image[attr] = self._parse_glance_iso8601_timestamp(image[attr]) return image + def _parse_glance_iso8601_timestamp(self, timestamp): + """ + Parse a subset of iso8601 timestamps into datetime objects + """ + return datetime.datetime.strptime(timestamp, "%Y-%m-%dT%H:%M:%S.%f") + def show_by_name(self, context, name): """ Returns a dict containing image data for the given name. @@ -88,7 +109,7 @@ class GlanceImageService(service.BaseImageService): raise exception.NotFound for chunk in image_chunks: data.write(chunk) - return metadata + return self._convert_timestamps_to_datetimes(metadata) def create(self, context, metadata, data=None): """ @@ -97,7 +118,8 @@ class GlanceImageService(service.BaseImageService): :raises AlreadyExists if the image already exist. """ - return self.client.add_image(metadata, data) + return self._convert_timestamps_to_datetimes( + self.client.add_image(metadata, data)) def update(self, context, image_id, metadata, data=None): """Replace the contents of the given image with the new data. @@ -106,10 +128,10 @@ class GlanceImageService(service.BaseImageService): """ try: - result = self.client.update_image(image_id, metadata, data) + metadata = self.client.update_image(image_id, metadata, data) except glance_exception.NotFound: raise exception.NotFound - return result + return self._convert_timestamps_to_datetimes(metadata) def delete(self, context, image_id): """ diff --git a/nova/image/service.py b/nova/image/service.py index c09052cab6bc..e907381c98b2 100644 --- a/nova/image/service.py +++ b/nova/image/service.py @@ -40,9 +40,9 @@ class BaseImageService(object): :retval: a sequence of mappings with the following signature {'id': opaque id of image, 'name': name of image, - 'created_at': creation timestamp, - 'updated_at': modification timestamp, - 'deleted_at': deletion timestamp or None, + 'created_at': creation datetime object, + 'updated_at': modification datetime object, + 'deleted_at': deletion datetime object or None, 'deleted': boolean indicating if image has been deleted, 'status': string description of image status, 'is_public': boolean indicating if image is public @@ -64,9 +64,9 @@ class BaseImageService(object): {'id': opaque id of image, 'name': name of image, - 'created_at': creation timestamp, - 'updated_at': modification timestamp, - 'deleted_at': deletion timestamp or None, + 'created_at': creation datetime object, + 'updated_at': modification datetime object, + 'deleted_at': deletion datetime object or None, 'deleted': boolean indicating if image has been deleted, 'status': string description of image status, 'is_public': boolean indicating if image is public @@ -88,7 +88,7 @@ class BaseImageService(object): def create(self, context, metadata, data=None): """ - Store the image metadata and data and return the new image id. + Store the image metadata and data and return the new image metadata. :raises AlreadyExists if the image already exist. @@ -96,7 +96,7 @@ class BaseImageService(object): raise NotImplementedError def update(self, context, image_id, metadata, data=None): - """Update the given image with the new metadata and data. + """Update the given image metadata and data and return the metadata :raises NotFound if the image does not exist. diff --git a/nova/network/linux_net.py b/nova/network/linux_net.py index 05cd565a246c..796d6ba31847 100644 --- a/nova/network/linux_net.py +++ b/nova/network/linux_net.py @@ -21,8 +21,6 @@ import inspect import os import calendar -from eventlet import semaphore - from nova import db from nova import exception from nova import flags @@ -272,37 +270,30 @@ class IptablesManager(object): self.ipv4['nat'].add_chain('floating-snat') self.ipv4['nat'].add_rule('snat', '-j $floating-snat') - self.semaphore = semaphore.Semaphore() - - @utils.synchronized('iptables') + @utils.synchronized('iptables', external=True) def apply(self): """Apply the current in-memory set of iptables rules This will blow away any rules left over from previous runs of the same component of Nova, and replace them with our current set of rules. This happens atomically, thanks to iptables-restore. - - We wrap the call in a semaphore lock, so that we don't race with - ourselves. In the event of a race with another component running - an iptables-* command at the same time, we retry up to 5 times. """ - with self.semaphore: - s = [('iptables', self.ipv4)] - if FLAGS.use_ipv6: - s += [('ip6tables', self.ipv6)] + s = [('iptables', self.ipv4)] + if FLAGS.use_ipv6: + s += [('ip6tables', self.ipv6)] - for cmd, tables in s: - for table in tables: - current_table, _ = self.execute('sudo', - '%s-save' % (cmd,), - '-t', '%s' % (table,), - attempts=5) - current_lines = current_table.split('\n') - new_filter = self._modify_rules(current_lines, - tables[table]) - self.execute('sudo', '%s-restore' % (cmd,), - process_input='\n'.join(new_filter), - attempts=5) + for cmd, tables in s: + for table in tables: + current_table, _ = self.execute('sudo', + '%s-save' % (cmd,), + '-t', '%s' % (table,), + attempts=5) + current_lines = current_table.split('\n') + new_filter = self._modify_rules(current_lines, + tables[table]) + self.execute('sudo', '%s-restore' % (cmd,), + process_input='\n'.join(new_filter), + attempts=5) def _modify_rules(self, current_lines, table, binary=None): unwrapped_chains = table.unwrapped_chains @@ -595,6 +586,7 @@ def update_dhcp(context, network_id): _execute(*command, addl_env=env) +@utils.synchronized('radvd_start') def update_ra(context, network_id): network_ref = db.network_get(context, network_id) diff --git a/nova/tests/api/openstack/fakes.py b/nova/tests/api/openstack/fakes.py index 75eade4d0699..56143114d574 100644 --- a/nova/tests/api/openstack/fakes.py +++ b/nova/tests/api/openstack/fakes.py @@ -15,6 +15,7 @@ # License for the specific language governing permissions and limitations # under the License. +import copy import datetime import json import random @@ -72,14 +73,18 @@ def fake_wsgi(self, req): return self.application -def wsgi_app(inner_application=None): - if not inner_application: - inner_application = openstack.APIRouter() +def wsgi_app(inner_app10=None, inner_app11=None): + if not inner_app10: + inner_app10 = openstack.APIRouterV10() + if not inner_app11: + inner_app11 = openstack.APIRouterV11() mapper = urlmap.URLMap() - api = openstack.FaultWrapper(auth.AuthMiddleware( - limits.RateLimitingMiddleware(inner_application))) - mapper['/v1.0'] = api - mapper['/v1.1'] = api + api10 = openstack.FaultWrapper(auth.AuthMiddleware( + limits.RateLimitingMiddleware(inner_app10))) + api11 = openstack.FaultWrapper(auth.AuthMiddleware( + limits.RateLimitingMiddleware(inner_app11))) + mapper['/v1.0'] = api10 + mapper['/v1.1'] = api11 mapper['/'] = openstack.FaultWrapper(openstack.Versions()) return mapper @@ -150,22 +155,23 @@ def stub_out_glance(stubs, initial_fixtures=None): for f in self.fixtures] def fake_get_images_detailed(self): - return self.fixtures + return copy.deepcopy(self.fixtures) def fake_get_image_meta(self, image_id): - for f in self.fixtures: - if f['id'] == image_id: - return f + image = self._find_image(image_id) + if image: + return copy.deepcopy(image) raise glance_exc.NotFound def fake_add_image(self, image_meta, data=None): + image_meta = copy.deepcopy(image_meta) id = ''.join(random.choice(string.letters) for _ in range(20)) image_meta['id'] = id self.fixtures.append(image_meta) return image_meta def fake_update_image(self, image_id, image_meta, data=None): - f = self.fake_get_image_meta(image_id) + f = self._find_image(image_id) if not f: raise glance_exc.NotFound @@ -173,7 +179,7 @@ def stub_out_glance(stubs, initial_fixtures=None): return f def fake_delete_image(self, image_id): - f = self.fake_get_image_meta(image_id) + f = self._find_image(image_id) if not f: raise glance_exc.NotFound @@ -182,6 +188,12 @@ def stub_out_glance(stubs, initial_fixtures=None): ##def fake_delete_all(self): ## self.fixtures = [] + def _find_image(self, image_id): + for f in self.fixtures: + if f['id'] == image_id: + return f + return None + GlanceClient = glance_client.Client fake = FakeGlanceClient(initial_fixtures) diff --git a/nova/tests/api/openstack/test_auth.py b/nova/tests/api/openstack/test_auth.py index 21596fb25e84..8f189c744152 100644 --- a/nova/tests/api/openstack/test_auth.py +++ b/nova/tests/api/openstack/test_auth.py @@ -83,8 +83,7 @@ class Test(test.TestCase): self.assertEqual(result.headers['X-Storage-Url'], "") token = result.headers['X-Auth-Token'] - self.stubs.Set(nova.api.openstack, 'APIRouter', - fakes.FakeRouter) + self.stubs.Set(nova.api.openstack, 'APIRouterV10', fakes.FakeRouter) req = webob.Request.blank('/v1.0/fake') req.headers['X-Auth-Token'] = token result = req.get_response(fakes.wsgi_app()) @@ -201,8 +200,7 @@ class TestLimiter(test.TestCase): self.assertEqual(len(result.headers['X-Auth-Token']), 40) token = result.headers['X-Auth-Token'] - self.stubs.Set(nova.api.openstack, 'APIRouter', - fakes.FakeRouter) + self.stubs.Set(nova.api.openstack, 'APIRouterV10', fakes.FakeRouter) req = webob.Request.blank('/v1.0/fake') req.method = 'POST' req.headers['X-Auth-Token'] = token diff --git a/nova/tests/api/openstack/test_images.py b/nova/tests/api/openstack/test_images.py index a674ccefe8b7..feb32ed9fc38 100644 --- a/nova/tests/api/openstack/test_images.py +++ b/nova/tests/api/openstack/test_images.py @@ -189,13 +189,13 @@ class ImageControllerWithGlanceServiceTest(test.TestCase): """Test of the OpenStack API /images application controller""" # Registered images at start of each test. - + now = datetime.datetime.utcnow() IMAGE_FIXTURES = [ {'id': '23g2ogk23k4hhkk4k42l', 'imageId': '23g2ogk23k4hhkk4k42l', 'name': 'public image #1', - 'created_at': str(datetime.datetime.utcnow()), - 'updated_at': str(datetime.datetime.utcnow()), + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), 'deleted_at': None, 'deleted': False, 'is_public': True, @@ -204,8 +204,8 @@ class ImageControllerWithGlanceServiceTest(test.TestCase): {'id': 'slkduhfas73kkaskgdas', 'imageId': 'slkduhfas73kkaskgdas', 'name': 'public image #2', - 'created_at': str(datetime.datetime.utcnow()), - 'updated_at': str(datetime.datetime.utcnow()), + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), 'deleted_at': None, 'deleted': False, 'is_public': True, @@ -247,20 +247,20 @@ class ImageControllerWithGlanceServiceTest(test.TestCase): res = req.get_response(fakes.wsgi_app()) res_dict = json.loads(res.body) - def _is_equivalent_subset(x, y): - if set(x) <= set(y): - for k, v in x.iteritems(): - if x[k] != y[k]: - if x[k] == 'active' and y[k] == 'available': - continue - return False - return True - return False + for image in self.IMAGE_FIXTURES: + expected = { + 'id': abs(hash(image['imageId'])), + 'name': image['name'], + 'status': 'active', + } + self.assertTrue(expected in res_dict['images']) - for image in res_dict['images']: - for image_fixture in self.IMAGE_FIXTURES: - if _is_equivalent_subset(image, image_fixture): - break - else: - self.assertEquals(1, 2, "image %s not in fixtures!" % - str(image)) + def test_show_image(self): + expected = self.IMAGE_FIXTURES[0] + id = abs(hash(expected['id'])) + expected_time = self.now.strftime('%Y-%m-%dT%H:%M:%SZ') + req = webob.Request.blank('/v1.0/images/%s' % id) + res = req.get_response(fakes.wsgi_app()) + actual = json.loads(res.body)['image'] + self.assertEqual(expected_time, actual['created_at']) + self.assertEqual(expected_time, actual['updated_at']) diff --git a/nova/tests/api/openstack/test_servers.py b/nova/tests/api/openstack/test_servers.py index efba2970fcb2..9462bd40b9c4 100644 --- a/nova/tests/api/openstack/test_servers.py +++ b/nova/tests/api/openstack/test_servers.py @@ -161,7 +161,7 @@ class ServersTest(test.TestCase): req = webob.Request.blank('/v1.0/servers/1') res = req.get_response(fakes.wsgi_app()) res_dict = json.loads(res.body) - self.assertEqual(res_dict['server']['id'], '1') + self.assertEqual(res_dict['server']['id'], 1) self.assertEqual(res_dict['server']['name'], 'server1') def test_get_server_by_id_with_addresses(self): @@ -172,7 +172,7 @@ class ServersTest(test.TestCase): req = webob.Request.blank('/v1.0/servers/1') res = req.get_response(fakes.wsgi_app()) res_dict = json.loads(res.body) - self.assertEqual(res_dict['server']['id'], '1') + self.assertEqual(res_dict['server']['id'], 1) self.assertEqual(res_dict['server']['name'], 'server1') addresses = res_dict['server']['addresses'] self.assertEqual(len(addresses["public"]), len(public)) @@ -180,7 +180,7 @@ class ServersTest(test.TestCase): self.assertEqual(len(addresses["private"]), 1) self.assertEqual(addresses["private"][0], private) - def test_get_server_by_id_with_addresses_v1_1(self): + def test_get_server_by_id_with_addresses_v11(self): private = "192.168.0.3" public = ["1.2.3.4"] new_return_server = return_server_with_addresses(private, public) @@ -189,7 +189,7 @@ class ServersTest(test.TestCase): req.environ['api.version'] = '1.1' res = req.get_response(fakes.wsgi_app()) res_dict = json.loads(res.body) - self.assertEqual(res_dict['server']['id'], '1') + self.assertEqual(res_dict['server']['id'], 1) self.assertEqual(res_dict['server']['name'], 'server1') addresses = res_dict['server']['addresses'] self.assertEqual(len(addresses["public"]), len(public)) @@ -239,7 +239,7 @@ class ServersTest(test.TestCase): servers = json.loads(res.body)['servers'] self.assertEqual([s['id'] for s in servers], [1, 2]) - def _test_create_instance_helper(self): + def _setup_for_create_instance(self): """Shared implementation for tests below that create instance""" def instance_create(context, inst): return {'id': '1', 'display_name': 'server_test'} @@ -276,14 +276,17 @@ class ServersTest(test.TestCase): self.stubs.Set(nova.api.openstack.common, "get_image_id_from_image_hash", image_id_from_hash) + def _test_create_instance_helper(self): + self._setup_for_create_instance() + body = dict(server=dict( - name='server_test', imageId=2, flavorId=2, + name='server_test', imageId=3, flavorId=2, metadata={'hello': 'world', 'open': 'stack'}, personality={})) req = webob.Request.blank('/v1.0/servers') req.method = 'POST' req.body = json.dumps(body) - req.headers["Content-Type"] = "application/json" + req.headers["content-type"] = "application/json" res = req.get_response(fakes.wsgi_app()) @@ -291,8 +294,9 @@ class ServersTest(test.TestCase): self.assertEqual('serv', server['adminPass'][:4]) self.assertEqual(16, len(server['adminPass'])) self.assertEqual('server_test', server['name']) - self.assertEqual('1', server['id']) - + self.assertEqual(1, server['id']) + self.assertEqual(2, server['flavorId']) + self.assertEqual(3, server['imageId']) self.assertEqual(res.status_int, 200) def test_create_instance(self): @@ -302,6 +306,56 @@ class ServersTest(test.TestCase): fakes.stub_out_key_pair_funcs(self.stubs, have_key_pair=False) self._test_create_instance_helper() + def test_create_instance_v11(self): + self._setup_for_create_instance() + + imageRef = 'http://localhost/v1.1/images/2' + flavorRef = 'http://localhost/v1.1/flavors/3' + body = { + 'server': { + 'name': 'server_test', + 'imageRef': imageRef, + 'flavorRef': flavorRef, + 'metadata': { + 'hello': 'world', + 'open': 'stack', + }, + 'personality': {}, + }, + } + + req = webob.Request.blank('/v1.1/servers') + req.method = 'POST' + req.body = json.dumps(body) + req.headers["content-type"] = "application/json" + + res = req.get_response(fakes.wsgi_app()) + + server = json.loads(res.body)['server'] + self.assertEqual('serv', server['adminPass'][:4]) + self.assertEqual(16, len(server['adminPass'])) + self.assertEqual('server_test', server['name']) + self.assertEqual(1, server['id']) + self.assertEqual(flavorRef, server['flavorRef']) + self.assertEqual(imageRef, server['imageRef']) + self.assertEqual(res.status_int, 200) + + def test_create_instance_v11_bad_href(self): + self._setup_for_create_instance() + + imageRef = 'http://localhost/v1.1/images/asdf' + flavorRef = 'http://localhost/v1.1/flavors/3' + body = dict(server=dict( + name='server_test', imageRef=imageRef, flavorRef=flavorRef, + metadata={'hello': 'world', 'open': 'stack'}, + personality={})) + req = webob.Request.blank('/v1.1/servers') + req.method = 'POST' + req.body = json.dumps(body) + req.headers["content-type"] = "application/json" + res = req.get_response(fakes.wsgi_app()) + self.assertEqual(res.status_int, 400) + def test_update_no_body(self): req = webob.Request.blank('/v1.0/servers/1') req.method = 'PUT' @@ -524,16 +578,6 @@ class ServersTest(test.TestCase): req.body = json.dumps(body) res = req.get_response(fakes.wsgi_app()) - def test_server_resize(self): - body = dict(server=dict( - name='server_test', imageId=2, flavorId=2, metadata={}, - personality={})) - req = webob.Request.blank('/v1.0/servers/1/action') - req.method = 'POST' - req.content_type = 'application/json' - req.body = json.dumps(body) - res = req.get_response(fakes.wsgi_app()) - def test_delete_server_instance(self): req = webob.Request.blank('/v1.0/servers/1') req.method = 'DELETE' @@ -589,6 +633,18 @@ class ServersTest(test.TestCase): res = req.get_response(fakes.wsgi_app()) self.assertEqual(res.status_int, 400) + def test_resized_server_has_correct_status(self): + req = self.webreq('/1', 'GET', dict(resize=dict(flavorId=3))) + + def fake_migration_get(*args): + return {} + + self.stubs.Set(nova.db, 'migration_get_by_instance_and_status', + fake_migration_get) + res = req.get_response(fakes.wsgi_app()) + body = json.loads(res.body) + self.assertEqual(body['server']['status'], 'resize-confirm') + def test_confirm_resize_server(self): req = self.webreq('/1/action', 'POST', dict(confirmResize=None)) @@ -943,7 +999,7 @@ class TestServerInstanceCreation(test.TestCase): def _setup_mock_compute_api_for_personality(self): - class MockComputeAPI(object): + class MockComputeAPI(nova.compute.API): def __init__(self): self.injected_files = None diff --git a/nova/tests/image/__init__.py b/nova/tests/image/__init__.py new file mode 100644 index 000000000000..b94e2e54ec5c --- /dev/null +++ b/nova/tests/image/__init__.py @@ -0,0 +1,16 @@ +# vim: tabstop=4 shiftwidth=4 softtabstop=4 + +# Copyright 2011 Openstack LLC. +# All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. diff --git a/nova/tests/image/test_glance.py b/nova/tests/image/test_glance.py new file mode 100644 index 000000000000..f1f8504f3dc7 --- /dev/null +++ b/nova/tests/image/test_glance.py @@ -0,0 +1,188 @@ +# vim: tabstop=4 shiftwidth=4 softtabstop=4 + +# Copyright 2011 Openstack LLC. +# All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + + +import datetime +import unittest + +from nova.image import glance + + +class StubGlanceClient(object): + + def __init__(self, images, add_response=None, update_response=None): + self.images = images + self.add_response = add_response + self.update_response = update_response + + def get_image_meta(self, id): + return self.images[id] + + def get_images_detailed(self): + return self.images.itervalues() + + def get_image(self, id): + return self.images[id], [] + + def add_image(self, metadata, data): + return self.add_response + + def update_image(self, image_id, metadata, data): + return self.update_response + + +class NullWriter(object): + + def write(self, *arg, **kwargs): + pass + + +class TestGlanceImageServiceDatetimes(unittest.TestCase): + + def setUp(self): + self.client = StubGlanceClient(None) + self.service = glance.GlanceImageService(self.client) + + def test_show_passes_through_to_client(self): + self.client.images = {'xyz': {'foo': 'bar'}} + self.assertEqual(self.service.show({}, 'xyz'), {'foo': 'bar'}) + + def test_detail_passes_through_to_client(self): + self.client.images = {1: {'foo': 'bar'}} + self.assertEqual(list(self.service.detail({})), [{'foo': 'bar'}]) + + def test_show_makes_create_datetimes(self): + create_time = datetime.datetime.utcnow() + self.client.images = {'xyz': { + 'id': "id", + 'name': "my awesome image", + 'created_at': create_time.isoformat(), + }} + actual = self.service.show({}, 'xyz') + self.assertEqual(actual['created_at'], create_time) + + def test_show_makes_update_datetimes(self): + update_time = datetime.datetime.utcnow() + self.client.images = {'abc': { + 'id': "id", + 'name': "my okay image", + 'updated_at': update_time.isoformat(), + }} + actual = self.service.show({}, 'abc') + self.assertEqual(actual['updated_at'], update_time) + + def test_show_makes_delete_datetimes(self): + delete_time = datetime.datetime.utcnow() + self.client.images = {'123': { + 'id': "123", + 'name': "my lame image", + 'deleted_at': delete_time.isoformat(), + }} + actual = self.service.show({}, '123') + self.assertEqual(actual['deleted_at'], delete_time) + + def test_show_handles_deleted_at_none(self): + self.client.images = {'747': { + 'id': "747", + 'name': "not deleted", + 'deleted_at': None, + }} + actual = self.service.show({}, '747') + self.assertEqual(actual['deleted_at'], None) + + def test_detail_handles_timestamps(self): + now = datetime.datetime.utcnow() + image1 = { + 'id': 1, + 'name': 'image 1', + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), + 'deleted_at': None, + } + image2 = { + 'id': 2, + 'name': 'image 2', + 'deleted_at': now.isoformat(), + } + self.client.images = {1: image1, 2: image2} + i1, i2 = self.service.detail({}) + self.assertEqual(i1['created_at'], now) + self.assertEqual(i1['updated_at'], now) + self.assertEqual(i1['deleted_at'], None) + self.assertEqual(i2['deleted_at'], now) + + def test_get_handles_timestamps(self): + now = datetime.datetime.utcnow() + self.client.images = {'abcd': { + 'id': 'abcd', + 'name': 'nifty image', + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), + 'deleted_at': now.isoformat(), + }} + actual = self.service.get({}, 'abcd', NullWriter()) + for attr in ('created_at', 'updated_at', 'deleted_at'): + self.assertEqual(actual[attr], now) + + def test_get_handles_deleted_at_none(self): + self.client.images = {'abcd': {'deleted_at': None}} + actual = self.service.get({}, 'abcd', NullWriter()) + self.assertEqual(actual['deleted_at'], None) + + def test_create_handles_timestamps(self): + now = datetime.datetime.utcnow() + self.client.add_response = { + 'id': 'abcd', + 'name': 'blah', + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), + 'deleted_at': now.isoformat(), + } + actual = self.service.create({}, {}) + for attr in ('created_at', 'updated_at', 'deleted_at'): + self.assertEqual(actual[attr], now) + + def test_create_handles_deleted_at_none(self): + self.client.add_response = { + 'id': 'abcd', + 'name': 'blah', + 'deleted_at': None, + } + actual = self.service.create({}, {}) + self.assertEqual(actual['deleted_at'], None) + + def test_update_handles_timestamps(self): + now = datetime.datetime.utcnow() + self.client.update_response = { + 'id': 'abcd', + 'name': 'blah', + 'created_at': now.isoformat(), + 'updated_at': now.isoformat(), + 'deleted_at': now.isoformat(), + } + actual = self.service.update({}, 'dummy_id', {}) + for attr in ('created_at', 'updated_at', 'deleted_at'): + self.assertEqual(actual[attr], now) + + def test_create_handles_deleted_at_none(self): + self.client.update_response = { + 'id': 'abcd', + 'name': 'blah', + 'deleted_at': None, + } + actual = self.service.update({}, 'dummy_id', {}) + self.assertEqual(actual['deleted_at'], None) diff --git a/nova/tests/test_compute.py b/nova/tests/test_compute.py index 3651f4cefcfc..44d04a12fead 100644 --- a/nova/tests/test_compute.py +++ b/nova/tests/test_compute.py @@ -82,6 +82,21 @@ class ComputeTestCase(test.TestCase): inst.update(params) return db.instance_create(self.context, inst)['id'] + def _create_instance_type(self, params={}): + """Create a test instance""" + context = self.context.elevated() + inst = {} + inst['name'] = 'm1.small' + inst['memory_mb'] = '1024' + inst['vcpus'] = '1' + inst['local_gb'] = '20' + inst['flavorid'] = '1' + inst['swap'] = '2048' + inst['rxtx_quota'] = 100 + inst['rxtx_cap'] = 200 + inst.update(params) + return db.instance_type_create(context, inst)['id'] + def _create_group(self): values = {'name': 'testgroup', 'description': 'testgroup', @@ -299,15 +314,53 @@ class ComputeTestCase(test.TestCase): """Ensure instance can be migrated/resized""" instance_id = self._create_instance() context = self.context.elevated() + self.compute.run_instance(self.context, instance_id) db.instance_update(self.context, instance_id, {'host': 'foo'}) - self.compute.prep_resize(context, instance_id) + self.compute.prep_resize(context, instance_id, 1) migration_ref = db.migration_get_by_instance_and_status(context, instance_id, 'pre-migrating') self.compute.resize_instance(context, instance_id, migration_ref['id']) self.compute.terminate_instance(context, instance_id) + def test_resize_invalid_flavor_fails(self): + """Ensure invalid flavors raise""" + instance_id = self._create_instance() + context = self.context.elevated() + self.compute.run_instance(self.context, instance_id) + + self.assertRaises(exception.NotFound, self.compute_api.resize, + context, instance_id, 200) + + self.compute.terminate_instance(context, instance_id) + + def test_resize_down_fails(self): + """Ensure resizing down raises and fails""" + context = self.context.elevated() + instance_id = self._create_instance() + + self.compute.run_instance(self.context, instance_id) + db.instance_update(self.context, instance_id, + {'instance_type': 'm1.xlarge'}) + + self.assertRaises(exception.ApiError, self.compute_api.resize, + context, instance_id, 1) + + self.compute.terminate_instance(context, instance_id) + + def test_resize_same_size_fails(self): + """Ensure invalid flavors raise""" + context = self.context.elevated() + instance_id = self._create_instance() + + self.compute.run_instance(self.context, instance_id) + + self.assertRaises(exception.ApiError, self.compute_api.resize, + context, instance_id, 1) + + self.compute.terminate_instance(context, instance_id) + def test_get_by_flavor_id(self): type = instance_types.get_by_flavor_id(1) self.assertEqual(type, 'm1.tiny') @@ -318,10 +371,8 @@ class ComputeTestCase(test.TestCase): instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) self.assertRaises(exception.Error, self.compute.prep_resize, - self.context, instance_id) + self.context, instance_id, 1) self.compute.terminate_instance(self.context, instance_id) - type = instance_types.get_by_flavor_id("1") - self.assertEqual(type, 'm1.tiny') def _setup_other_managers(self): self.volume_manager = utils.import_object(FLAGS.volume_manager) diff --git a/nova/tests/test_localization.py b/nova/tests/test_localization.py index 393d71038a03..a25809a7916c 100644 --- a/nova/tests/test_localization.py +++ b/nova/tests/test_localization.py @@ -21,9 +21,10 @@ import sys import unittest import nova +from nova import test -class LocalizationTestCase(unittest.TestCase): +class LocalizationTestCase(test.TestCase): def test_multiple_positional_format_placeholders(self): pat = re.compile("\W_\(") single_pat = re.compile("\W%\W") diff --git a/nova/tests/test_misc.py b/nova/tests/test_misc.py index 1fbaf304f85c..4e17e1ce076b 100644 --- a/nova/tests/test_misc.py +++ b/nova/tests/test_misc.py @@ -18,8 +18,12 @@ import errno import os import select +from eventlet import greenpool +from eventlet import greenthread + from nova import test -from nova.utils import parse_mailmap, str_dict_replace, synchronized +from nova import utils +from nova.utils import parse_mailmap, str_dict_replace class ProjectTestCase(test.TestCase): @@ -63,7 +67,7 @@ class ProjectTestCase(test.TestCase): class LockTestCase(test.TestCase): def test_synchronized_wrapped_function_metadata(self): - @synchronized('whatever') + @utils.synchronized('whatever') def foo(): """Bar""" pass @@ -72,11 +76,42 @@ class LockTestCase(test.TestCase): self.assertEquals(foo.__name__, 'foo', "Wrapped function's name " "got mangled") - def test_synchronized(self): + def test_synchronized_internally(self): + """We can lock across multiple green threads""" + saved_sem_num = len(utils._semaphores) + seen_threads = list() + + @utils.synchronized('testlock2', external=False) + def f(id): + for x in range(10): + seen_threads.append(id) + greenthread.sleep(0) + + threads = [] + pool = greenpool.GreenPool(10) + for i in range(10): + threads.append(pool.spawn(f, i)) + + for thread in threads: + thread.wait() + + self.assertEquals(len(seen_threads), 100) + # Looking at the seen threads, split it into chunks of 10, and verify + # that the last 9 match the first in each chunk. + for i in range(10): + for j in range(9): + self.assertEquals(seen_threads[i * 10], + seen_threads[i * 10 + 1 + j]) + + self.assertEqual(saved_sem_num, len(utils._semaphores), + "Semaphore leak detected") + + def test_synchronized_externally(self): + """We can lock across multiple processes""" rpipe1, wpipe1 = os.pipe() rpipe2, wpipe2 = os.pipe() - @synchronized('testlock') + @utils.synchronized('testlock1', external=True) def f(rpipe, wpipe): try: os.write(wpipe, "foo") diff --git a/nova/tests/test_virt.py b/nova/tests/test_virt.py index b214f5ce7281..6bafac39f12c 100644 --- a/nova/tests/test_virt.py +++ b/nova/tests/test_virt.py @@ -77,13 +77,11 @@ class CacheConcurrencyTestCase(test.TestCase): eventlet.sleep(0) try: self.assertFalse(done2.ready()) - self.assertTrue('fname' in conn._image_sems) finally: wait1.send() done1.wait() eventlet.sleep(0) self.assertTrue(done2.ready()) - self.assertFalse('fname' in conn._image_sems) def test_different_fname_concurrency(self): """Ensures that two different fname caches are concurrent""" diff --git a/nova/tests/xenapi/stubs.py b/nova/tests/xenapi/stubs.py index 70d46a1fbbf9..7f9706a3dd3e 100644 --- a/nova/tests/xenapi/stubs.py +++ b/nova/tests/xenapi/stubs.py @@ -228,6 +228,9 @@ class FakeSessionForMigrationTests(fake.SessionBase): def VDI_get_by_uuid(*args): return 'hurr' + def VDI_resize_online(*args): + pass + def VM_start(self, _1, ref, _2, _3): vm = fake.get_record('VM', ref) if vm['power_state'] != 'Halted': @@ -240,7 +243,7 @@ class FakeSessionForMigrationTests(fake.SessionBase): def stub_out_migration_methods(stubs): def fake_get_snapshot(self, instance): - return 'foo', 'bar' + return 'vm_ref', dict(image='foo', snap='bar') @classmethod def fake_get_vdi(cls, session, vm_ref): @@ -249,7 +252,7 @@ def stub_out_migration_methods(stubs): vdi_rec = session.get_xenapi().VDI.get_record(vdi_ref) return vdi_ref, {'uuid': vdi_rec['uuid'], } - def fake_shutdown(self, inst, vm, method='clean'): + def fake_shutdown(self, inst, vm, hard=True): pass @classmethod diff --git a/nova/utils.py b/nova/utils.py index 499af203918b..03a6e809562e 100644 --- a/nova/utils.py +++ b/nova/utils.py @@ -41,6 +41,7 @@ from xml.sax import saxutils from eventlet import event from eventlet import greenthread +from eventlet import semaphore from eventlet.green import subprocess None from nova import exception @@ -334,6 +335,14 @@ def utcnow(): utcnow.override_time = None +def is_older_than(before, seconds): + """Return True if before is older than 'seconds'""" + if utcnow() - before > datetime.timedelta(seconds=seconds): + return True + else: + return False + + def utcnow_ts(): """Timestamp version of our utcnow function.""" return time.mktime(utcnow().timetuple()) @@ -531,17 +540,76 @@ def loads(s): return json.loads(s) -def synchronized(name): +_semaphores = {} + + +class _NoopContextManager(object): + def __enter__(self): + pass + + def __exit__(self, exc_type, exc_val, exc_tb): + pass + + +def synchronized(name, external=False): + """Synchronization decorator + + Decorating a method like so: + @synchronized('mylock') + def foo(self, *args): + ... + + ensures that only one thread will execute the bar method at a time. + + Different methods can share the same lock: + @synchronized('mylock') + def foo(self, *args): + ... + + @synchronized('mylock') + def bar(self, *args): + ... + + This way only one of either foo or bar can be executing at a time. + + The external keyword argument denotes whether this lock should work across + multiple processes. This means that if two different workers both run a + a method decorated with @synchronized('mylock', external=True), only one + of them will execute at a time. + """ + def wrap(f): @functools.wraps(f) def inner(*args, **kwargs): - LOG.debug(_("Attempting to grab %(lock)s for method " - "%(method)s..." % {"lock": name, + # NOTE(soren): If we ever go natively threaded, this will be racy. + # See http://stackoverflow.com/questions/5390569/dyn\ + # amically-allocating-and-destroying-mutexes + if name not in _semaphores: + _semaphores[name] = semaphore.Semaphore() + sem = _semaphores[name] + LOG.debug(_('Attempting to grab semaphore "%(lock)s" for method ' + '"%(method)s"...' % {"lock": name, "method": f.__name__})) - lock = lockfile.FileLock(os.path.join(FLAGS.lock_path, - 'nova-%s.lock' % name)) - with lock: - return f(*args, **kwargs) + with sem: + if external: + LOG.debug(_('Attempting to grab file lock "%(lock)s" for ' + 'method "%(method)s"...' % + {"lock": name, "method": f.__name__})) + lock_file_path = os.path.join(FLAGS.lock_path, + 'nova-%s.lock' % name) + lock = lockfile.FileLock(lock_file_path) + else: + lock = _NoopContextManager() + + with lock: + retval = f(*args, **kwargs) + + # If no-one else is waiting for it, delete it. + # See note about possible raciness above. + if not sem.balance < 1: + del _semaphores[name] + + return retval return inner return wrap diff --git a/nova/virt/hyperv.py b/nova/virt/hyperv.py index 29d18dac5f29..75fed6d4f6aa 100644 --- a/nova/virt/hyperv.py +++ b/nova/virt/hyperv.py @@ -467,3 +467,6 @@ class HyperVConnection(object): if vm is None: raise exception.NotFound('Cannot detach volume from missing %s ' % instance_name) + + def poll_rescued_instances(self, timeout): + pass diff --git a/nova/virt/libvirt_conn.py b/nova/virt/libvirt_conn.py index f264cf619b9f..67094320ebc0 100644 --- a/nova/virt/libvirt_conn.py +++ b/nova/virt/libvirt_conn.py @@ -48,7 +48,7 @@ from xml.dom import minidom from eventlet import greenthread from eventlet import tpool -from eventlet import semaphore + import IPy from nova import context @@ -416,6 +416,10 @@ class LibvirtConnection(object): # the normal xml file, we can just call reboot here self.reboot(instance) + @exception.wrap_exception + def poll_rescued_instances(self, timeout): + pass + @exception.wrap_exception def spawn(self, instance): xml = self.to_xml(instance) @@ -556,13 +560,12 @@ class LibvirtConnection(object): os.mkdir(base_dir) base = os.path.join(base_dir, fname) - if fname not in LibvirtConnection._image_sems: - LibvirtConnection._image_sems[fname] = semaphore.Semaphore() - with LibvirtConnection._image_sems[fname]: + @utils.synchronized(fname) + def call_if_not_exists(base, fn, *args, **kwargs): if not os.path.exists(base): fn(target=base, *args, **kwargs) - if not LibvirtConnection._image_sems[fname].locked(): - del LibvirtConnection._image_sems[fname] + + call_if_not_exists(base, fn, *args, **kwargs) if cow: utils.execute('qemu-img', 'create', '-f', 'qcow2', '-o', @@ -1780,15 +1783,15 @@ class IptablesFirewallDriver(FirewallDriver): pass def refresh_security_group_rules(self, security_group): - # We use the semaphore to make sure noone applies the rule set - # after we've yanked the existing rules but before we've put in - # the new ones. - with self.iptables.semaphore: - for instance in self.instances.values(): - self.remove_filters_for_instance(instance) - self.add_filters_for_instance(instance) + self.do_refresh_security_group_rules(security_group) self.iptables.apply() + @utils.synchronized('iptables', external=True) + def do_refresh_security_group_rules(self, security_group): + for instance in self.instances.values(): + self.remove_filters_for_instance(instance) + self.add_filters_for_instance(instance) + def _security_group_chain_name(self, security_group_id): return 'nova-sg-%s' % (security_group_id,) diff --git a/nova/virt/xenapi/vmops.py b/nova/virt/xenapi/vmops.py index 499c6d8a1bb1..cfc3a1c22bbb 100644 --- a/nova/virt/xenapi/vmops.py +++ b/nova/virt/xenapi/vmops.py @@ -51,6 +51,7 @@ class VMOps(object): def __init__(self, session): self.XenAPI = session.get_imported_xenapi() self._session = session + self.poll_rescue_last_ran = None VMHelper.XenAPI = self.XenAPI @@ -63,6 +64,17 @@ class VMOps(object): vm_refs.append(vm_rec["name_label"]) return vm_refs + def revert_resize(self, instance): + vm_ref = VMHelper.lookup(self._session, instance.name) + self._start(instance, vm_ref) + + def finish_resize(self, instance, disk_info): + vdi_uuid = self.link_disks(instance, disk_info['base_copy'], + disk_info['cow']) + vm_ref = self._create_vm(instance, vdi_uuid) + self.resize_instance(instance, vdi_uuid) + self._spawn(instance, vm_ref) + def _start(self, instance, vm_ref=None): """Power on a VM instance""" if not vm_ref: @@ -73,7 +85,7 @@ class VMOps(object): LOG.debug(_("Starting instance %s"), instance.name) self._session.call_xenapi('VM.start', vm_ref, False, False) - def create_disk(self, instance): + def _create_disk(self, instance): user = AuthManager().get_user(instance.user_id) project = AuthManager().get_project(instance.project_id) disk_image_type = VMHelper.determine_disk_image_type(instance) @@ -82,10 +94,11 @@ class VMOps(object): return vdi_uuid def spawn(self, instance, network_info=None): - vdi_uuid = self.create_disk(instance) - self._spawn_with_disk(instance, vdi_uuid, network_info) + vdi_uuid = self._create_disk(instance) + vm_ref = self._create_vm(instance, vdi_uuid, network_info) + self._spawn(instance, vm_ref) - def _spawn_with_disk(self, instance, vdi_uuid, network_info=None): + def _create_vm(self, instance, vdi_uuid, network_info=None): """Create VM instance""" instance_name = instance.name vm_ref = VMHelper.lookup(self._session, instance_name) @@ -128,16 +141,19 @@ class VMOps(object): VMHelper.create_vbd(session=self._session, vm_ref=vm_ref, vdi_ref=vdi_ref, userdevice=0, bootable=True) - # inject_network_info and create vifs # TODO(tr3buchet) - check to make sure we have network info, otherwise # create it now. This goes away once nova-multi-nic hits. if network_info is None: network_info = self._get_network_info(instance) self.create_vifs(vm_ref, network_info) self.inject_network_info(instance, vm_ref, network_info) + return vm_ref + def _spawn(self, instance, vm_ref): + """Spawn a new instance""" LOG.debug(_('Starting VM %s...'), vm_ref) self._start(instance, vm_ref) + instance_name = instance.name LOG.info(_('Spawning VM %(instance_name)s created %(vm_ref)s.') % locals()) @@ -310,7 +326,7 @@ class VMOps(object): try: # transfer the base copy template_vm_ref, template_vdi_uuids = self._get_snapshot(instance) - base_copy_uuid = template_vdi_uuids[1] + base_copy_uuid = template_vdi_uuids['image'] vdi_ref, vm_vdi_rec = \ VMHelper.get_vdi_for_vm_safely(self._session, vm_ref) cow_uuid = vm_vdi_rec['uuid'] @@ -325,7 +341,7 @@ class VMOps(object): self._session.wait_for_task(task, instance.id) # Now power down the instance and transfer the COW VHD - self._shutdown(instance, vm_ref, method='clean') + self._shutdown(instance, vm_ref, hard=False) params = {'host': dest, 'vdi_uuid': cow_uuid, @@ -345,7 +361,7 @@ class VMOps(object): # sensible so we don't need to blindly pass around dictionaries return {'base_copy': base_copy_uuid, 'cow': cow_uuid} - def attach_disk(self, instance, base_copy_uuid, cow_uuid): + def link_disks(self, instance, base_copy_uuid, cow_uuid): """Links the base copy VHD to the COW via the XAPI plugin""" vm_ref = VMHelper.lookup(self._session, instance.name) new_base_copy_uuid = str(uuid.uuid4()) @@ -366,9 +382,19 @@ class VMOps(object): return new_cow_uuid - def resize(self, instance, flavor): + def resize_instance(self, instance, vdi_uuid): """Resize a running instance by changing it's RAM and disk size """ - raise NotImplementedError() + #TODO(mdietz): this will need to be adjusted for swap later + #The new disk size must be in bytes + + new_disk_size = str(instance.local_gb * 1024 * 1024 * 1024) + instance_name = instance.name + instance_local_gb = instance.local_gb + LOG.debug(_("Resizing VDI %(vdi_uuid)s for instance %(instance_name)s." + " Expanding to %(instance_local_gb)d GB") % locals()) + vdi_ref = self._session.call_xenapi('VDI.get_by_uuid', vdi_uuid) + self._session.call_xenapi('VDI.resize_online', vdi_ref, new_disk_size) + LOG.debug(_("Resize instance %s complete") % (instance.name)) def reboot(self, instance): """Reboot VM instance""" @@ -443,8 +469,9 @@ class VMOps(object): """Shutdown an instance""" state = self.get_info(instance['name'])['state'] if state == power_state.SHUTDOWN: - LOG.warn(_("VM %(vm)s already halted, skipping shutdown...") % - locals()) + instance_name = instance.name + LOG.warn(_("VM %(instance_name)s already halted," + "skipping shutdown...") % locals()) return instance_id = instance.id @@ -462,6 +489,10 @@ class VMOps(object): except self.XenAPI.Failure, exc: LOG.exception(exc) + def _shutdown_rescue(self, rescue_vm_ref): + """Shutdown a rescue instance""" + self._session.call_xenapi("Async.VM.hard_shutdown", rescue_vm_ref) + def _destroy_vdis(self, instance, vm_ref): """Destroys all VDIs associated with a VM""" instance_id = instance.id @@ -479,6 +510,24 @@ class VMOps(object): except self.XenAPI.Failure, exc: LOG.exception(exc) + def _destroy_rescue_vdis(self, rescue_vm_ref): + """Destroys all VDIs associated with a rescued VM""" + vdi_refs = VMHelper.lookup_vm_vdis(self._session, rescue_vm_ref) + for vdi_ref in vdi_refs: + try: + self._session.call_xenapi("Async.VDI.destroy", vdi_ref) + except self.XenAPI.Failure: + continue + + def _destroy_rescue_vbds(self, rescue_vm_ref): + """Destroys all VBDs tied to a rescue VM""" + vbd_refs = self._session.get_xenapi().VM.get_VBDs(rescue_vm_ref) + for vbd_ref in vbd_refs: + vbd_rec = self._session.get_xenapi().VBD.get_record(vbd_ref) + if vbd_rec["userdevice"] == "1": # primary VBD is always 1 + VMHelper.unplug_vbd(self._session, vbd_ref) + VMHelper.destroy_vbd(self._session, vbd_ref) + def _destroy_kernel_ramdisk(self, instance, vm_ref): """ Three situations can occur: @@ -529,6 +578,14 @@ class VMOps(object): LOG.debug(_("Instance %(instance_id)s VM destroyed") % locals()) + def _destroy_rescue_instance(self, rescue_vm_ref): + """Destroy a rescue instance""" + self._destroy_rescue_vbds(rescue_vm_ref) + self._shutdown_rescue(rescue_vm_ref) + self._destroy_rescue_vdis(rescue_vm_ref) + + self._session.call_xenapi("Async.VM.destroy", rescue_vm_ref) + def destroy(self, instance): """ Destroy VM instance @@ -632,41 +689,57 @@ class VMOps(object): """ rescue_vm_ref = VMHelper.lookup(self._session, - instance.name + "-rescue") + instance.name + "-rescue") if not rescue_vm_ref: raise exception.NotFound(_( "Instance is not in Rescue Mode: %s" % instance.name)) original_vm_ref = self._get_vm_opaque_ref(instance) - vbd_refs = self._session.get_xenapi().VM.get_VBDs(rescue_vm_ref) - instance._rescue = False - for vbd_ref in vbd_refs: - _vbd_ref = self._session.get_xenapi().VBD.get_record(vbd_ref) - if _vbd_ref["userdevice"] == "1": - VMHelper.unplug_vbd(self._session, vbd_ref) - VMHelper.destroy_vbd(self._session, vbd_ref) - - task1 = self._session.call_xenapi("Async.VM.hard_shutdown", - rescue_vm_ref) - self._session.wait_for_task(task1, instance.id) - - vdi_refs = VMHelper.lookup_vm_vdis(self._session, rescue_vm_ref) - for vdi_ref in vdi_refs: - try: - task = self._session.call_xenapi('Async.VDI.destroy', vdi_ref) - self._session.wait_for_task(task, instance.id) - except self.XenAPI.Failure: - continue - - task2 = self._session.call_xenapi('Async.VM.destroy', rescue_vm_ref) - self._session.wait_for_task(task2, instance.id) - + self._destroy_rescue_instance(rescue_vm_ref) self._release_bootlock(original_vm_ref) self._start(instance, original_vm_ref) + def poll_rescued_instances(self, timeout): + """Look for expirable rescued instances + - forcibly exit rescue mode for any instances that have been + in rescue mode for >= the provided timeout + """ + last_ran = self.poll_rescue_last_ran + if last_ran: + if not utils.is_older_than(last_ran, timeout): + # Do not run. Let's bail. + return + else: + # Update the time tracker and proceed. + self.poll_rescue_last_ran = utils.utcnow() + else: + # We need a base time to start tracking. + self.poll_rescue_last_ran = utils.utcnow() + return + + rescue_vms = [] + for instance in self.list_instances(): + if instance.endswith("-rescue"): + rescue_vms.append(dict(name=instance, + vm_ref=VMHelper.lookup(self._session, + instance))) + + for vm in rescue_vms: + rescue_name = vm["name"] + rescue_vm_ref = vm["vm_ref"] + + self._destroy_rescue_instance(rescue_vm_ref) + + original_name = vm["name"].split("-rescue", 1)[0] + original_vm_ref = VMHelper.lookup(self._session, original_name) + + self._release_bootlock(original_vm_ref) + self._session.call_xenapi("VM.start", original_vm_ref, False, + False) + def get_info(self, instance): """Return data about VM instance""" vm_ref = self._get_vm_opaque_ref(instance) @@ -723,8 +796,9 @@ class VMOps(object): 'mac': instance.mac_address, 'rxtx_cap': flavor['rxtx_cap'], 'dns': [network['dns']], - 'ips': [ip_dict(ip) for ip in network_IPs], - 'ip6s': [ip6_dict(ip) for ip in network_IPs]} + 'ips': [ip_dict(ip) for ip in network_IPs]} + if network['cidr_v6']: + info['ip6s'] = [ip6_dict(ip) for ip in network_IPs] network_info.append((network, info)) return network_info diff --git a/nova/virt/xenapi_conn.py b/nova/virt/xenapi_conn.py index da42a83b6bb1..2884687fbaf6 100644 --- a/nova/virt/xenapi_conn.py +++ b/nova/virt/xenapi_conn.py @@ -164,20 +164,18 @@ class XenAPIConnection(object): """Create VM instance""" self._vmops.spawn(instance) + def revert_resize(self, instance): + """Reverts a resize, powering back on the instance""" + self._vmops.revert_resize(instance) + def finish_resize(self, instance, disk_info): """Completes a resize, turning on the migrated instance""" - vdi_uuid = self._vmops.attach_disk(instance, disk_info['base_copy'], - disk_info['cow']) - self._vmops._spawn_with_disk(instance, vdi_uuid) + self._vmops.finish_resize(instance, disk_info) def snapshot(self, instance, image_id): """ Create snapshot from a running VM instance """ self._vmops.snapshot(instance, image_id) - def resize(self, instance, flavor): - """Resize a VM instance""" - raise NotImplementedError() - def reboot(self, instance): """Reboot VM instance""" self._vmops.reboot(instance) @@ -225,6 +223,10 @@ class XenAPIConnection(object): """Unrescue the specified instance""" self._vmops.unrescue(instance, callback) + def poll_rescued_instances(self, timeout): + """Poll for rescued instances""" + self._vmops.poll_rescued_instances(timeout) + def reset_network(self, instance): """reset networking for specified instance""" self._vmops.reset_network(instance) diff --git a/plugins/xenserver/xenapi/etc/xapi.d/plugins/migration b/plugins/xenserver/xenapi/etc/xapi.d/plugins/migration index 4aa89863a38d..75c65340879f 100644 --- a/plugins/xenserver/xenapi/etc/xapi.d/plugins/migration +++ b/plugins/xenserver/xenapi/etc/xapi.d/plugins/migration @@ -22,6 +22,7 @@ XenAPI Plugin for transfering data between host nodes import os import os.path import pickle +import shlex import shutil import subprocess @@ -97,7 +98,7 @@ def transfer_vhd(session, args): logging.debug("Preparing to transmit %s to %s" % (source_path, dest_path)) - ssh_cmd = 'ssh -o StrictHostKeyChecking=no' + ssh_cmd = '\"ssh -o StrictHostKeyChecking=no\"' rsync_args = shlex.split('nohup /usr/bin/rsync -av --progress -e %s %s %s' % (ssh_cmd, source_path, dest_path)) diff --git a/smoketests/base.py b/smoketests/base.py index 3e2446c9a0a1..31d82b20baab 100644 --- a/smoketests/base.py +++ b/smoketests/base.py @@ -32,7 +32,6 @@ SUITE_NAMES = '[image, instance, volume]' FLAGS = flags.FLAGS flags.DEFINE_string('suite', None, 'Specific test suite to run ' + SUITE_NAMES) flags.DEFINE_integer('ssh_tries', 3, 'Numer of times to try ssh') -boto_v6 = None class SmokeTestCase(unittest.TestCase): @@ -183,6 +182,9 @@ class SmokeTestCase(unittest.TestCase): TEST_DATA = {} +if FLAGS.use_ipv6: + global boto_v6 + boto_v6 = __import__('boto_v6') class UserSmokeTestCase(SmokeTestCase):