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Diffstat (limited to 'adapters/mso-vnf-adapter/src/main/java/org/openecomp/mso/vdu/utils/VduPlugin.java')
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1 files changed, 248 insertions, 0 deletions
diff --git a/adapters/mso-vnf-adapter/src/main/java/org/openecomp/mso/vdu/utils/VduPlugin.java b/adapters/mso-vnf-adapter/src/main/java/org/openecomp/mso/vdu/utils/VduPlugin.java new file mode 100755 index 0000000000..3452a10db9 --- /dev/null +++ b/adapters/mso-vnf-adapter/src/main/java/org/openecomp/mso/vdu/utils/VduPlugin.java @@ -0,0 +1,248 @@ +/*- + * ============LICENSE_START======================================================= + * OPENECOMP - MSO + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. 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. + * ============LICENSE_END========================================================= + */ +package org.openecomp.mso.vdu.utils; + +/** + * This interface defines a common API for template-based cloud deployments. + * The methods here should be adaptable for Openstack (Heat), Cloudify (TOSCA), + * Aria (TOSCA), Multi-VIM (TBD), and others (e.g. Azure Resource Manager). + * + * The deployed instances are referred to here as Virtual Deployment Units (VDUs). + * The package of templates that define a give VDU is referred to as its blueprint. + * + * Template-based orchestrators all follow a similar template/blueprint model. + * - One main template that is the top level definition + * - Optional nested templates referenced/included by the main template + * - Optional files attached to the template package, typically containing + * configuration files, install scripts, orchestration scripts, etc. + * + * The main template also defines the required inputs for creating a new instance, + * and output values exposed by successfully deployed instances. Inputs and outputs + * may include simple or complex (JSON) data types. + * + * Each implementation of this interface is expected to understand the MSO CloudConfig + * to obtain the credentials for its sub-orchestrator and the targeted cloud. + * The sub-orchestrator may have different credentials from the cloud (e.g. an Aria + * instance in front of an Openstack cloud) or they may be the same (e.g. Heat) + */ +import java.util.Map; + +import org.openecomp.mso.openstack.exceptions.MsoException; + +public interface VduPlugin { + + /** + * The instantiateVdu interface deploys a new VDU instance from a blueprint package. + * The templates and files in the blueprint may be pre-installed where supported + * (e.g. in Cloudify or Aria), or may be passed in directly (e.g. for Heat). These + * files are expressed as byte arrays, though only text files are expected from ASDC. + * + * For some VIMs, this may be a single command (e.g. Heat -> create stack) or may + * require a series of API calls (e.g. Cloudify -> upload blueprint, create deployment, + * execute install workflow). These details are hidden within the implementation. + * The instantiation should be fully completed before returning. On failures, this + * method is expected to back out the attempt, leaving the cloud in its previous state. + * + * It is expected that parameters have been validated and contain at minimum the + * required parameters for the given template with no extra parameters. + * + * The VDU name supplied by the caller will be globally unique, and identify the artifact + * in A&AI. Inventory is managed by the higher levels invoking this function. + * + * @param cloudSiteId The target cloud for the VDU. Maps to a CloudConfig entry. + * @param tenantId The cloud tenant in which to deploy the VDU. The meaning may differ by + * cloud provider, but every cloud supports some sort of tenant partitioning. + * @param vduInstanceName A unique name for the VDU instance to create + * @param vduBlueprint Object containing the collection of templates and files that comprise + * the blueprint for this VDU. + * @param inputs A map of key/value inputs. Values may be strings, numbers, or JSON objects. + * @param environmentFile A file containing default parameter name/value pairs. This is + * primarily for Heat, though ASDC may create a similar file for other orchestrators. + * @param timeoutMinutes Timeout after which the instantiation attempt will be cancelled + * @param suppressBackout Flag to preserve the deployment on install Failure. Should normally + * be False except in troubleshooting/debug cases + * + * @return A VduInfo object + * @throws MsoException Thrown if the sub-orchestrator API calls fail or if a timeout occurs. + * Various subclasses of MsoException may be thrown. + */ + public VduInfo instantiateVdu ( + String cloudSiteId, + String tenantId, + String vduInstanceName, + VduBlueprint vduBlueprint, + Map <String, ? extends Object> inputs, + String environmentFile, + int timeoutMinutes, + boolean suppressBackout) + throws MsoException; + + + /** + * Query a deployed VDU instance. This call will return a VduInfo object, or null + * if the deployment does not exist. + * + * Some VIM orchestrators identify deployment instances by string UUIDs, and others + * by integers. In the latter case, the ID will be passed in as a numeric string. + * + * The returned VduInfo object contains the input and output parameter maps, + * as well as other properties of the deployment (name, status, last action, etc.). + * + * @param cloudSiteId The target cloud to query for the VDU. + * @param tenantId The cloud tenant in which to query + * @param vduInstanceId The ID of the deployment to query + * + * @return A VduInfo object + * @throws MsoException Thrown if the VIM/sub-orchestrator API calls fail. + * Various subclasses of MsoException may be thrown. + */ + public VduInfo queryVdu ( + String cloudSiteId, + String tenantId, + String vduInstanceId) + throws MsoException; + + + /** + * Delete a VDU instance by ID. If the VIM sub-orchestrator supports pre-installation + * of blueprints, the blueprint itself may remain installed. This is recommended, since + * other VDU instances may be using it. + * + * Some VIM orchestrators identify deployment instances by string UUIDs, and others + * by integers. In the latter case, the ID will be passed in as a numeric string. + * + * For some VIMs, deletion may be a single command (e.g. Heat -> delete stack) or a + * series of API calls (e.g. Cloudify -> execute uninstall workflow, delete deployment). + * These details are hidden within the implementation. The deletion should be fully + * completed before returning. + * + * The successful return is a VduInfo object which contains the state of the object just prior + * to deletion, with a status of DELETED. If the deployment was not found, the VduInfo object + * should be empty (with a status of NOTFOUND). There is no rollback from a successful deletion. + * + * A deletion failure will result in an undefined deployment state - the components may + * or may not have been all or partially uninstalled, so the resulting deployment must + * be considered invalid. + * + * @param cloudSiteId The target cloud from which to delete the VDU. + * @param tenantId The cloud tenant in which to delete the VDU. + * @param vduInstanceId The unique id of the deployment to delete. + * @param timeoutMinutes Timeout after which the delete action will be cancelled + * @param deleteBlueprint Flag to also delete the blueprint + * + * @return A VduInfo object, representing the state of the instance just prior to deletion. + * + * @throws MsoException Thrown if the API calls fail or if a timeout occurs. + * Various subclasses of MsoException may be thrown. + */ + public VduInfo deleteVdu ( + String cloudSiteId, + String tenantId, + String vduInstanceId, + int timeoutMinutes, + boolean keepBlueprintLoaded) + throws MsoException; + + + /** + * The updateVdu interface attempts to update a VDU in-place, using either new inputs or + * a new model definition (i.e. updated templates/blueprints). This depends on the + * capabilities of the targeted sub-orchestrator, as not all implementations are expected + * to support this ability. It is primary included initially only for Heat. + * + * It is expected that parameters have been validated and contain at minimum the required + * parameters for the given template with no extra parameters. The VDU instance name cannot + * be updated. + * + * The update should be fully completed before returning. The successful return is a + * VduInfo object containing the updated VDU state. + * + * An update failure will result in an undefined deployment state - the components may + * or may not have been all or partially modified, deleted, recreated, etc. So the resulting + * VDU must be considered invalid. + * + * @param cloudSiteId The target cloud for the VDU. Maps to a CloudConfig entry. + * @param tenantId The cloud tenant in which to deploy the VDU. The meaning may differ by + * cloud provider, but every cloud supports some sort of tenant partitioning. + * @param vduInstanceId The unique ID for the VDU instance to update. + * @param vduBlueprint Object containing the collection of templates and files that comprise + * the blueprint for this VDU. + * @param inputs A map of key/value inputs. Values may be strings, numbers, or JSON objects. + * @param environmentFile A file containing default parameter name/value pairs. This is + * primarily for Heat, though ASDC may create a similar file for other orchestrators. + * @param timeoutMinutes Timeout after which the instantiation attempt will be cancelled + * + * @return A VduInfo object + * @throws MsoException Thrown if the sub-orchestrator API calls fail or if a timeout occurs. + * Various subclasses of MsoException may be thrown. + */ + public VduInfo updateVdu ( + String cloudSiteId, + String tenantId, + String vduInstanceId, + VduBlueprint vduBlueprint, + Map <String, ? extends Object> inputs, + String environmentFile, + int timeoutMinutes) + throws MsoException; + + + /** + * Check if a blueprint package has been installed in the sub-orchestrator and available + * for use at a targeted cloud site. If the specific sub-orchestrator does not support + * pre-installation, then those implementations should always return False. + * + * @param cloudSiteId The cloud site where the blueprint is needed + * @param vduModelId Unique ID of the VDU model to query + * + * @throws MsoException Thrown if the API call fails. + */ + public boolean isBlueprintLoaded (String cloudSiteId, String vduModelId) + throws MsoException; + + + /** + * Install a blueprint package to the target sub-orchestrator for a cloud site. + * The blueprints currently must be structured as a single directory with all of the + * required files. One of those files is designated the "main file" for the blueprint. + * Files are provided as byte arrays, though expect only text files will be distributed + * from ASDC and stored by MSO. + * + * @param cloudSiteId The cloud site where the blueprint is needed + * @param vduBlueprint Object containing the collection of templates and files that comprise + * the blueprint for this VDU. + * @param failIfExists Flag to return an error if blueprint already exists + * + * @throws MsoException Thrown if the API call fails. + */ + public void uploadBlueprint (String cloudSiteId, + VduBlueprint vduBlueprint, + boolean failIfExists) + throws MsoException; + + /** + * Indicator that this VIM sub-orchestrator implementation supports independent upload + * of blueprint packages. Each implementation should return a constant value. + * + * @returns True if the sub-orchestrator supports blueprint pre-installation (upload). + */ + public boolean blueprintUploadSupported (); + +} |