diff options
author | 2017-02-09 15:43:35 -0500 | |
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committer | 2017-02-09 15:44:01 -0500 | |
commit | ef768a7c864f0d807d8696449f5eed7a4552316f (patch) | |
tree | 1883d5cdf446ed9b22d06cd3f4472e89e96b9a40 /src/main/java/org/openecomp/modelloader/service | |
parent | 7c4d2c54ff5bf1095ca7cf031f7eea96d690f9fc (diff) |
Initial OpenECOMP A&AI Model Loader commit
Change-Id: Iae343fa01ecc701919703fb7d61727555371321d
Signed-off-by: Steve Smokowski <ss835w@att.com>
Diffstat (limited to 'src/main/java/org/openecomp/modelloader/service')
3 files changed, 329 insertions, 0 deletions
diff --git a/src/main/java/org/openecomp/modelloader/service/ModelLoaderInterface.java b/src/main/java/org/openecomp/modelloader/service/ModelLoaderInterface.java new file mode 100644 index 0000000..689115e --- /dev/null +++ b/src/main/java/org/openecomp/modelloader/service/ModelLoaderInterface.java @@ -0,0 +1,53 @@ +/*- + * ============LICENSE_START======================================================= + * MODEL LOADER SERVICE + * ================================================================================ + * 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.modelloader.service; + +import java.io.IOException; + +import javax.servlet.http.HttpServletRequest; +import javax.ws.rs.Consumes; +import javax.ws.rs.GET; +import javax.ws.rs.POST; +import javax.ws.rs.PUT; +import javax.ws.rs.Path; +import javax.ws.rs.PathParam; +import javax.ws.rs.Produces; +import javax.ws.rs.core.Context; +import javax.ws.rs.core.Response; + +public interface ModelLoaderInterface { + + @GET + @Path("/loadModel/{modelid}") + public Response loadModel(@PathParam("modelid") String modelid); + + @PUT + @Path("/saveModel/{modelid}/{modelname}") + public Response saveModel(@PathParam("modelid") String modelid, + @PathParam("modelname") String modelname); + + @POST + @Consumes("application/xml") + @Produces("application/xml") + @Path("/ingestModel/{modelid}") + public Response ingestModel(@PathParam("modelid") String modelid, @Context HttpServletRequest req, + String payload) throws IOException; +} diff --git a/src/main/java/org/openecomp/modelloader/service/ModelLoaderMsgs.java b/src/main/java/org/openecomp/modelloader/service/ModelLoaderMsgs.java new file mode 100644 index 0000000..b81c541 --- /dev/null +++ b/src/main/java/org/openecomp/modelloader/service/ModelLoaderMsgs.java @@ -0,0 +1,102 @@ +/*- + * ============LICENSE_START======================================================= + * MODEL LOADER SERVICE + * ================================================================================ + * 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.modelloader.service; + +import com.att.eelf.i18n.EELFResourceManager; + +import org.openecomp.cl.eelf.LogMessageEnum; + +public enum ModelLoaderMsgs implements LogMessageEnum { + + /** + * Arguments: None. + */ + LOADING_CONFIGURATION, + + /** + * Arguments: None. + */ + STOPPING_CLIENT, + + /** + * Arguments: {0} = message. + */ + INITIALIZING, + + /** + * Arguments: {0} = reason. + */ + ASDC_CONNECTION_ERROR, + + /** + * Arguments: {0} = message. + */ + DISTRIBUTION_EVENT, + + /** + * Arguments: {0} = error message. + */ + DISTRIBUTION_EVENT_ERROR, + + /** + * Arguments: {0} = request type. + * {1} = endpoint. + * {2} = result code. + */ + AAI_REST_REQUEST_SUCCESS, + + /** + * Arguments: {0} = request type. + * {1} = endpoint. + * {2} = result code. + * {3} = result. + * message + */ + AAI_REST_REQUEST_UNSUCCESSFUL, + + /** + * Arguments: {0} = request type. + * {1} = endpoint. + * {2} = error message. + */ + AAI_REST_REQUEST_ERROR, + + /** + * Arguments: {0} = artifact name. + * {1} = result. + */ + DOWNLOAD_COMPLETE, + + /** + * Arguments: {0} = event. + * {1} = artifact name. + * {2} = result. + */ + EVENT_PUBLISHED; + + /** + * Load message bundle (ModelLoaderMsgs.properties file) + */ + static { + EELFResourceManager.loadMessageBundle("org/openecomp/modelloader/service/ModelLoaderMsgs"); + } + +} diff --git a/src/main/java/org/openecomp/modelloader/service/ModelLoaderService.java b/src/main/java/org/openecomp/modelloader/service/ModelLoaderService.java new file mode 100644 index 0000000..16aba7e --- /dev/null +++ b/src/main/java/org/openecomp/modelloader/service/ModelLoaderService.java @@ -0,0 +1,174 @@ +/*- + * ============LICENSE_START======================================================= + * MODEL LOADER SERVICE + * ================================================================================ + * 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.modelloader.service; + +import org.openecomp.sdc.api.IDistributionClient; +import org.openecomp.sdc.api.results.IDistributionClientResult; +import org.openecomp.sdc.impl.DistributionClientFactory; +import org.openecomp.sdc.utils.DistributionActionResultEnum; + +import org.openecomp.cl.api.Logger; +import org.openecomp.cl.eelf.LoggerFactory; +import org.openecomp.modelloader.config.ModelLoaderConfig; +import org.openecomp.modelloader.entity.model.ModelArtifactHandler; +import org.openecomp.modelloader.notification.EventCallback; + +import java.io.IOException; +import java.util.Properties; + +import javax.annotation.PostConstruct; +import javax.annotation.PreDestroy; +import javax.servlet.http.HttpServletRequest; +import javax.ws.rs.core.Response; + +/** + * Service class in charge of managing the negotiating model loading + * capabilities between AAI and an ASDC. + */ +public class ModelLoaderService implements ModelLoaderInterface { + + protected static String CONFIG_FILE = "model-loader.properties"; + + private IDistributionClient client; + private ModelLoaderConfig config; + + static Logger logger = LoggerFactory.getInstance().getLogger(ModelLoaderService.class.getName()); + + /** + * Responsible for loading configuration files and calling initialization. + */ + @PostConstruct + protected void start() { + // Load model loader system configuration + logger.info(ModelLoaderMsgs.LOADING_CONFIGURATION); + Properties configProperties = new Properties(); + try { + configProperties.load(this.getClass().getClassLoader().getResourceAsStream(CONFIG_FILE)); + } catch (IOException e) { + String errorMsg = "Failed to load configuration: " + e.getMessage(); + logger.error(ModelLoaderMsgs.ASDC_CONNECTION_ERROR, errorMsg); + shutdown(); + } + + config = new ModelLoaderConfig(configProperties); + init(); + } + + /** + * Responsible for stopping the connection to the distribution client before + * the resource is destroyed. + */ + @PreDestroy + protected void preShutdownOperations() { + logger.info(ModelLoaderMsgs.STOPPING_CLIENT); + if (client != null) { + client.stop(); + } + } + + /** + * Responsible for loading configuration files, initializing model + * distribution clients, and starting them. + */ + protected void init() { + // Initialize distribution client + logger.debug(ModelLoaderMsgs.INITIALIZING, "Initializing distribution client..."); + client = DistributionClientFactory.createDistributionClient(); + IDistributionClientResult initResult = client.init(config, new EventCallback(client, config)); + if (initResult.getDistributionActionResult() != DistributionActionResultEnum.SUCCESS) { + String errorMsg = "Failed to initialize distribution client: " + + initResult.getDistributionMessageResult(); + logger.error(ModelLoaderMsgs.ASDC_CONNECTION_ERROR, errorMsg); + shutdown(); + } + + // Start distribution client + logger.debug(ModelLoaderMsgs.INITIALIZING, "Starting distribution client..."); + IDistributionClientResult startResult = client.start(); + if (startResult.getDistributionActionResult() != DistributionActionResultEnum.SUCCESS) { + String errorMsg = "Failed to start distribution client: " + + startResult.getDistributionMessageResult(); + logger.error(ModelLoaderMsgs.ASDC_CONNECTION_ERROR, errorMsg); + shutdown(); + } + + logger.debug(ModelLoaderMsgs.INITIALIZING, + "Succcessfully loaded service: " + this.getClass().getSimpleName()); + } + + /** + * Shut down the process. + */ + private void shutdown() { + preShutdownOperations(); + + // TODO: Find a better way to shut down the model loader. + try { + // Give logs time to write to file + Thread.sleep(2000); + } catch (InterruptedException e) { + // Nothing we can do at this point + } + + Runtime.getRuntime().halt(1); + } + + /** (non-Javadoc) + * @see org.openecomp.modelloader.service.ModelLoaderInterface#loadModel(java.lang.String) + */ + @Override + public Response loadModel(String modelid) { + Response response = Response.ok("{\"model_loaded\":\"" + modelid + "\"}").build(); + + return response; + } + + /** (non-Javadoc) + * @see org.openecomp.modelloader.service.ModelLoaderInterface#saveModel(java.lang.String, java.lang.String) + */ + @Override + public Response saveModel(String modelid, String modelname) { + Response response = Response.ok("{\"model_saved\":\"" + modelid + "-" + modelname + "\"}") + .build(); + + return response; + } + + @Override + public Response ingestModel(String modelid, HttpServletRequest req, String payload) + throws IOException { + Response response; + + if (config.getIngestSimulatorEnabled()) { + logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Received test artifact"); + + ModelArtifactHandler handler = new ModelArtifactHandler(config); + handler.loadModelTest(payload.getBytes()); + + response = Response.ok().build(); + } else { + logger.debug("Simulation interface disabled"); + response = Response.serverError().build(); + } + + return response; + } +} |