Beispiel #1
0
 def put(self, request, provider_uuid, identity_uuid, instance_id):
     """Authentication Required, update metadata about the instance"""
     user = request.user
     data = request.data
     # Ensure item exists on the server first
     esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
     if not esh_driver:
         return invalid_creds(provider_uuid, identity_uuid)
     if not can_use_instance(user, instance_id, leader_required=True):
         return member_action_forbidden(user.username, instance_id)
     try:
         esh_instance = esh_driver.get_instance(instance_id)
     except (socket_error, ConnectionFailure):
         return connection_failure(provider_uuid, identity_uuid)
     except LibcloudInvalidCredsError:
         return invalid_creds(provider_uuid, identity_uuid)
     except Exception as exc:
         logger.exception("Encountered a generic exception. "
                          "Returning 409-CONFLICT")
         return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
     if not esh_instance:
         return instance_not_found(instance_id)
     # Gather the DB related item and update
     core_instance = convert_esh_instance(esh_driver, esh_instance,
                                          provider_uuid, identity_uuid,
                                          user)
     serializer = InstanceSerializer(core_instance,
                                     data=data,
                                     context={"request": request})
     identity = Identity.objects.get(uuid=identity_uuid)
     if serializer.is_valid():
         logger.info('metadata = %s' % data)
         #NOTE: We shouldn't allow 'full replacement' of metadata..
         # We should also validate against potentional updating of 'atmo-used metadata'
         update_metadata.s(esh_driver.__class__,
                           esh_driver.provider,
                           esh_driver.identity,
                           esh_instance.id,
                           data,
                           replace_metadata=False).apply()
         new_instance = serializer.save()
         boot_scripts = data.pop('boot_scripts', [])
         if boot_scripts:
             new_instance = _save_scripts_to_instance(
                 new_instance, boot_scripts)
             serializer = InstanceSerializer(new_instance,
                                             context={"request": request})
         invalidate_cached_instances(identity=identity)
         response = Response(serializer.data)
         logger.info('data = %s' % serializer.data)
         response['Cache-Control'] = 'no-cache'
         return response
     else:
         return Response(serializer.errors,
                         status=status.HTTP_400_BAD_REQUEST)
Beispiel #2
0
    def patch(self, request, provider_uuid, identity_uuid, instance_id):
        """Authentication Required, update metadata about the instance"""
        user = request.user
        data = request.data
        esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
        if not esh_driver:
            return invalid_creds(provider_uuid, identity_uuid)
        try:
            esh_instance = esh_driver.get_instance(instance_id)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except LibcloudInvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
        if not esh_instance:
            return instance_not_found(instance_id)
        # Gather the DB related item and update
        core_instance = convert_esh_instance(esh_driver, esh_instance,
                                             provider_uuid, identity_uuid,
                                             user)
        serializer = InstanceSerializer(core_instance,
                                        data=data,
                                        context={"request": request},
                                        partial=True)
        identity = Identity.objects.get(uuid=identity_uuid)
        provider = identity.provider

        if serializer.is_valid():
            logger.info('metadata = %s' % data)

            driver_class = esh_driver.__class__
            update_metadata.s(driver_class,
                              provider,
                              identity,
                              esh_instance.id,
                              data,
                              replace_metadata=False).apply()
            instance = serializer.save()
            boot_scripts = data.pop('boot_scripts', [])
            if boot_scripts:
                _save_scripts_to_instance(instance, boot_scripts)
            invalidate_cached_instances(identity=identity)
            response = Response(serializer.data)
            logger.info('data = %s' % serializer.data)
            response['Cache-Control'] = 'no-cache'
            return response
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)
Beispiel #3
0
 def put(self, request, provider_uuid, identity_uuid, instance_id):
     """Authentication Required, update metadata about the instance"""
     user = request.user
     data = request.data
     # Ensure item exists on the server first
     esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
     if not esh_driver:
         return invalid_creds(provider_uuid, identity_uuid)
     if not can_use_instance(user, instance_id, leader_required=True):
         return member_action_forbidden(user.username, instance_id)
     try:
         esh_instance = esh_driver.get_instance(instance_id)
     except (socket_error, ConnectionFailure):
         return connection_failure(provider_uuid, identity_uuid)
     except LibcloudInvalidCredsError:
         return invalid_creds(provider_uuid, identity_uuid)
     except Exception as exc:
         logger.exception("Encountered a generic exception. "
                          "Returning 409-CONFLICT")
         return failure_response(status.HTTP_409_CONFLICT,
                                 str(exc.message))
     if not esh_instance:
         return instance_not_found(instance_id)
     # Gather the DB related item and update
     core_instance = convert_esh_instance(esh_driver, esh_instance,
                                          provider_uuid, identity_uuid,
                                          user)
     serializer = InstanceSerializer(core_instance, data=data,
                                     context={"request": request})
     identity = Identity.objects.get(uuid=identity_uuid)
     if serializer.is_valid():
         logger.info('metadata = %s' % data)
         #NOTE: We shouldn't allow 'full replacement' of metadata..
         # We should also validate against potentional updating of 'atmo-used metadata'
         update_metadata.s(esh_driver.__class__, esh_driver.provider, esh_driver.identity, esh_instance.id,
                           data, replace_metadata=False).apply()
         new_instance = serializer.save()
         boot_scripts = data.pop('boot_scripts', [])
         if boot_scripts:
             new_instance = _save_scripts_to_instance(new_instance,
                                                      boot_scripts)
             serializer = InstanceSerializer(
                 new_instance,
                 context={"request": request})
         invalidate_cached_instances(identity=identity)
         response = Response(serializer.data)
         logger.info('data = %s' % serializer.data)
         response['Cache-Control'] = 'no-cache'
         return response
     else:
         return Response(serializer.errors,
                         status=status.HTTP_400_BAD_REQUEST)
Beispiel #4
0
    def patch(self, request, provider_uuid, identity_uuid, instance_id):
        """Authentication Required, update metadata about the instance"""
        user = request.user
        data = request.data
        esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
        if not esh_driver:
            return invalid_creds(provider_uuid, identity_uuid)
        try:
            esh_instance = esh_driver.get_instance(instance_id)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except InvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT,
                                    str(exc.message))
        if not esh_instance:
            return instance_not_found(instance_id)
        # Gather the DB related item and update
        core_instance = convert_esh_instance(esh_driver, esh_instance,
                                             provider_uuid, identity_uuid,
                                             user)
        serializer = InstanceSerializer(
            core_instance, data=data,
            context={"request": request}, partial=True)
        identity = Identity.objects.get(uuid=identity_uuid)
        provider = identity.provider

        if serializer.is_valid():
            logger.info('metadata = %s' % data)

            driver_class = esh_driver.__class__
            update_metadata.s(driver_class, provider, identity, esh_instance.id,
                              data, replace_metadata=False).apply()
            instance = serializer.save()
            boot_scripts = data.pop('boot_scripts', [])
            if boot_scripts:
                _save_scripts_to_instance(instance, boot_scripts)
            invalidate_cached_instances(identity=identity)
            response = Response(serializer.data)
            logger.info('data = %s' % serializer.data)
            response['Cache-Control'] = 'no-cache'
            return response
        else:
            return Response(
                serializer.errors,
                status=status.HTTP_400_BAD_REQUEST)
Beispiel #5
0
 def put(self, request, provider_uuid, identity_uuid, instance_id):
     """Authentication Required, update metadata about the instance"""
     user = request.user
     data = request.DATA
     # Ensure item exists on the server first
     esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
     if not esh_driver:
         return invalid_creds(provider_uuid, identity_uuid)
     try:
         esh_instance = esh_driver.get_instance(instance_id)
     except (socket_error, ConnectionFailure):
         return connection_failure(provider_uuid, identity_uuid)
     except InvalidCredsError:
         return invalid_creds(provider_uuid, identity_uuid)
     except Exception as exc:
         logger.exception("Encountered a generic exception. "
                          "Returning 409-CONFLICT")
         return failure_response(status.HTTP_409_CONFLICT,
                                 str(exc.message))
     if not esh_instance:
         return instance_not_found(instance_id)
     # Gather the DB related item and update
     core_instance = convert_esh_instance(esh_driver, esh_instance,
                                          provider_uuid, identity_uuid,
                                          user)
     serializer = InstanceSerializer(core_instance, data=data,
                                     context={"request": request})
     if serializer.is_valid():
         logger.info('metadata = %s' % data)
         update_instance_metadata(esh_driver, esh_instance, data)
         serializer.save()
         new_instance = serializer.object
         boot_scripts = data.pop('boot_scripts', [])
         if boot_scripts:
             new_instance = _save_scripts_to_instance(new_instance,
                                                      boot_scripts)
             serializer = InstanceSerializer(
                 new_instance,
                 context={"request": request})
         invalidate_cached_instances(
                 identity=Identity.objects.get(
                     uuid=identity_uuid))
         response = Response(serializer.data)
         logger.info('data = %s' % serializer.data)
         response['Cache-Control'] = 'no-cache'
         return response
     else:
         return Response(serializer.errors,
                         status=status.HTTP_400_BAD_REQUEST)
Beispiel #6
0
 def put(self, request, provider_uuid, identity_uuid, instance_id):
     """Authentication Required, update metadata about the instance"""
     user = request.user
     data = request.DATA
     # Ensure item exists on the server first
     esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
     if not esh_driver:
         return invalid_creds(provider_uuid, identity_uuid)
     try:
         esh_instance = esh_driver.get_instance(instance_id)
     except ConnectionFailure:
         return connection_failure(provider_uuid, identity_uuid)
     except InvalidCredsError:
         return invalid_creds(provider_uuid, identity_uuid)
     except Exception as exc:
         logger.exception("Encountered a generic exception. "
                          "Returning 409-CONFLICT")
         return failure_response(status.HTTP_409_CONFLICT,
                                 str(exc.message))
     if not esh_instance:
         return instance_not_found(instance_id)
     # Gather the DB related item and update
     core_instance = convert_esh_instance(esh_driver, esh_instance,
                                          provider_uuid, identity_uuid,
                                          user)
     serializer = InstanceSerializer(core_instance, data=data,
                                     context={"request": request})
     if serializer.is_valid():
         logger.info('metadata = %s' % data)
         update_instance_metadata(esh_driver, esh_instance, data)
         serializer.save()
         new_instance = serializer.object
         boot_scripts = data.pop('boot_scripts', [])
         if boot_scripts:
             new_instance = _save_scripts_to_instance(new_instance,
                                                      boot_scripts)
             serializer = InstanceSerializer(
                 new_instance,
                 context={"request": request})
         invalidate_cached_instances(
                 identity=Identity.objects.get(
                     uuid=identity_uuid))
         response = Response(serializer.data)
         logger.info('data = %s' % serializer.data)
         response['Cache-Control'] = 'no-cache'
         return response
     else:
         return Response(serializer.errors,
                         status=status.HTTP_400_BAD_REQUEST)
Beispiel #7
0
    def post(self, request, provider_uuid, identity_uuid, format=None):
        """
        Instance Class:
        Launches an instance based on the params
        Returns a single instance

        Parameters: machine_alias, size_alias, username

        TODO: Create a 'reverse' using the instance-id to pass
        the URL for the newly created instance
        I.e: url = "/provider/1/instance/1/i-12345678"
        """
        data = request.data
        user = request.user
        # Check the data is valid
        missing_keys = valid_post_data(data)
        if missing_keys:
            return keys_not_found(missing_keys)
        # Pass these as args
        size_alias = data.pop("size_alias")
        allocation_source_id = data.pop("allocation_source_id", None)
        machine_alias = data.pop("machine_alias")
        hypervisor_name = data.pop("hypervisor", None)
        if hypervisor_name:
            # Previous method passed this with 'None' but that fails now.
            # This check will only add the ex_ value if it is 'truthy'.
            data['ex_hypervisor_name'] = hypervisor_name
        deploy = data.pop("deploy", True)
        if type(deploy) in [str, unicode] and deploy.lower() == "false":
            deploy = False
        elif not isinstance(deploy, bool):
            deploy = True
        boot_scripts = data.pop("scripts", [])
        try:
            logger.debug(data)
            if not settings.USE_ALLOCATION_SOURCE:
                allocation_source = None
            else:
                allocation_source = AllocationSource.objects.get(
                    source_id=allocation_source_id)
            core_instance = launch_instance(user,
                                            identity_uuid,
                                            size_alias,
                                            machine_alias,
                                            deploy=deploy,
                                            **data)
        except UnderThresholdError as ute:
            return under_threshold(ute)
        except OverQuotaError as oqe:
            return over_quota(oqe)
        except OverAllocationError as oae:
            return over_quota(oae)
        except SizeNotAvailable as snae:
            return size_not_available(snae)
        except SecurityGroupNotCreated:
            return connection_failure(provider_uuid, identity_uuid)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except LibcloudInvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT, str(exc.message))

        serializer = InstanceSerializer(core_instance,
                                        context={"request": request},
                                        data=data)
        if serializer.is_valid():
            instance = serializer.save()
            if boot_scripts:
                _save_scripts_to_instance(instance, boot_scripts)
            instance.change_allocation_source(allocation_source)
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)
Beispiel #8
0
    def post(self, request, provider_uuid, identity_uuid, format=None):
        """
        Instance Class:
        Launches an instance based on the params
        Returns a single instance

        Parameters: machine_alias, size_alias, username

        TODO: Create a 'reverse' using the instance-id to pass
        the URL for the newly created instance
        I.e: url = "/provider/1/instance/1/i-12345678"
        """
        data = request.data
        user = request.user
        # Check the data is valid
        missing_keys = valid_post_data(data)
        if missing_keys:
            return keys_not_found(missing_keys)
        # Pass these as args
        size_alias = data.pop("size_alias")
        machine_alias = data.pop("machine_alias")
        hypervisor_name = data.pop("hypervisor", None)
        if hypervisor_name:
            # Previous method passed this with 'None' but that fails now.
            # This check will only add the ex_ value if it is 'truthy'.
            data['ex_hypervisor_name'] = hypervisor_name
        deploy = data.pop("deploy", True)
        if type(deploy) in [str, unicode] and deploy.lower() == "false":
            deploy = False
        elif not isinstance(deploy, bool):
            deploy = True
        boot_scripts = data.pop("scripts", [])
        try:
            logger.debug(data)
            core_instance = launch_instance(
                user, identity_uuid,
                size_alias, machine_alias,
                deploy=deploy, **data)
        except UnderThresholdError as ute:
            return under_threshold(ute)
        except OverQuotaError as oqe:
            return over_quota(oqe)
        except OverAllocationError as oae:
            return over_quota(oae)
        except SizeNotAvailable as snae:
            return size_not_available(snae)
        except SecurityGroupNotCreated:
            return connection_failure(provider_uuid, identity_uuid)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except InvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT,
                                    str(exc.message))

        serializer = InstanceSerializer(core_instance,
                                        context={"request": request},
                                        data=data)
        if serializer.is_valid():
            instance = serializer.save()
            if boot_scripts:
                _save_scripts_to_instance(instance, boot_scripts)
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)
Beispiel #9
0
        except SecurityGroupNotCreated:
            return connection_failure(provider_uuid, identity_uuid)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except InvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT,
                                    str(exc.message))

        serializer = InstanceSerializer(core_instance,
                                        context={"request": request},
                                        data=data)
        if serializer.is_valid():
            serializer.save()
            if boot_scripts:
                _save_scripts_to_instance(serializer.object, boot_scripts)
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)


def _sort_instance_history(history_instance_list, sort_by, descending=False):
    # Using the 'sort_by' variable, sort the list:
    if not sort_by or 'end_date' in sort_by:
        return sorted(history_instance_list, key=lambda ish:
                      ish.end_date if ish.end_date else timezone.now(),
                      reverse=descending)
Beispiel #10
0
    def post(self, request, provider_uuid, identity_uuid, format=None):
        """
        Instance Class:
        Launches an instance based on the params
        Returns a single instance

        Parameters: machine_alias, size_alias, username

        TODO: Create a 'reverse' using the instance-id to pass
        the URL for the newly created instance
        I.e: url = "/provider/1/instance/1/i-12345678"
        """
        data = request.data
        user = request.user
        # Check the data is valid
        missing_keys = valid_post_data(data)
        if missing_keys:
            return keys_not_found(missing_keys)
        identity = Identity.shared_with_user(user, is_leader=True).filter(uuid=identity_uuid).first()
        if not identity:
            failure_msg = "User %s does not have permission to POST with this identity. Promote user to leader or use a different Identity." % (user,)
            return failure_response(status.HTTP_403_FORBIDDEN, failure_msg)
        # Pass these as args
        size_alias = data.pop("size_alias")
        allocation_source_uuid = data.pop("allocation_source_uuid",None)
        machine_alias = data.pop("machine_alias")
        hypervisor_name = data.pop("hypervisor", None)
        if hypervisor_name:
            # Previous method passed this with 'None' but that fails now.
            # This check will only add the ex_ value if it is 'truthy'.
            data['ex_hypervisor_name'] = hypervisor_name
        deploy = data.pop("deploy", True)
        if type(deploy) in [str, unicode] and deploy.lower() == "false":
            deploy = False
        elif not isinstance(deploy, bool):
            deploy = True
        boot_scripts = data.pop("scripts", [])
        try:
            logger.debug(data)
            allocation_source = AllocationSource.objects.get(
                uuid=allocation_source_uuid)
            core_instance = launch_instance(
                user, identity_uuid,
                size_alias, machine_alias,
                deploy=deploy,
                allocation_source=allocation_source,
                **data)
        except UnderThresholdError as ute:
            return under_threshold(ute)
        except OverQuotaError as oqe:
            return over_quota(oqe)
        except OverAllocationError as oae:
            return over_quota(oae)
        except AllocationBlacklistedError as e:
            return failure_response(
                status.HTTP_403_FORBIDDEN,
                e.message)
        except Unauthorized:
            return invalid_creds(provider_uuid, identity_uuid)
        except SizeNotAvailable as snae:
            return size_not_available(snae)
        except SecurityGroupNotCreated:
            return connection_failure(provider_uuid, identity_uuid)
        except (socket_error, ConnectionFailure):
            return connection_failure(provider_uuid, identity_uuid)
        except LibcloudInvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT,
                                    str(exc.message))

        serializer = InstanceSerializer(core_instance,
                                        context={"request": request},
                                        data=data)
        if serializer.is_valid():
            instance = serializer.save()
            if boot_scripts:
                _save_scripts_to_instance(instance, boot_scripts)
            instance.change_allocation_source(allocation_source)
            logger.info("DEBUG- Instance launch completed - Returning instance %s (%s) to user %s" % (instance, instance.created_by_identity, request.user))
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)
Beispiel #11
0
        except SecurityGroupNotCreated:
            return connection_failure(provider_uuid, identity_uuid)
        except ConnectionFailure:
            return connection_failure(provider_uuid, identity_uuid)
        except InvalidCredsError:
            return invalid_creds(provider_uuid, identity_uuid)
        except Exception as exc:
            logger.exception("Encountered a generic exception. "
                             "Returning 409-CONFLICT")
            return failure_response(status.HTTP_409_CONFLICT,
                                    str(exc.message))

        serializer = InstanceSerializer(core_instance,
                                        context={"request": request},
                                        data=data)
        if serializer.is_valid():
            serializer.save()
            if boot_scripts:
                _save_scripts_to_instance(serializer.object, boot_scripts)
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        else:
            return Response(serializer.errors,
                            status=status.HTTP_400_BAD_REQUEST)


def _sort_instance_history(history_instance_list, sort_by, descending=False):
    # Using the 'sort_by' variable, sort the list:
    if not sort_by or 'end_date' in sort_by:
        return sorted(history_instance_list, key=lambda ish:
                      ish.end_date if ish.end_date else timezone.now(),
                      reverse=descending)