Initial OpenECOMP A&AI Model Loader commit

[aai/model-loader.git] / src / main / java / org / openecomp / modelloader / entity / model / ModelArtifactHandler.java

diff --git a/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactHandler.java b/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactHandler.java
new file mode 100644 (file)
index 0000000..fb269b1
--- /dev/null
+++ b/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactHandler.java
@@ -0,0 +1,133 @@
+/*-
+ * ============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.entity.model;
+
+import com.sun.jersey.api.client.ClientResponse;
+
+import org.openecomp.cl.api.Logger;
+import org.openecomp.cl.eelf.LoggerFactory;
+import org.openecomp.modelloader.config.ModelLoaderConfig;
+import org.openecomp.modelloader.entity.Artifact;
+import org.openecomp.modelloader.entity.ArtifactHandler;
+import org.openecomp.modelloader.entity.ArtifactType;
+import org.openecomp.modelloader.restclient.AaiRestClient;
+import org.openecomp.modelloader.service.ModelLoaderMsgs;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.ws.rs.core.Response;
+
+public class ModelArtifactHandler extends ArtifactHandler {
+
+  private static Logger logger = LoggerFactory.getInstance()
+      .getLogger(ArtifactHandler.class.getName());
+
+  public ModelArtifactHandler(ModelLoaderConfig config) {
+    super(config);
+  }
+
+  @Override
+  public boolean pushArtifacts(List<Artifact> artifacts, String distributionId) {
+    ModelSorter modelSorter = new ModelSorter();
+    List<Artifact> sortedModelArtifacts = modelSorter.sort(artifacts);
+
+    // Push the ordered list of model artifacts to A&AI. If one fails, we need
+    // to roll back
+    // the changes.
+    List<ModelArtifact> completedModels = new ArrayList<ModelArtifact>();
+    AaiRestClient aaiClient = new AaiRestClient(config);
+
+    for (Artifact art : sortedModelArtifacts) {
+      ModelArtifact model = (ModelArtifact) art;
+      ClientResponse getResponse = aaiClient.getResource(getUrl(model), distributionId,
+          AaiRestClient.MimeType.XML);
+      if ((getResponse == null)
+          || (getResponse.getStatus() != Response.Status.OK.getStatusCode())) {
+        // Only attempt the PUT if the model doesn't already exist
+        ClientResponse putResponse = aaiClient.putResource(getUrl(model), model.getPayload(),
+            distributionId, AaiRestClient.MimeType.XML);
+        if ((putResponse != null)
+            && (putResponse.getStatus() == Response.Status.CREATED.getStatusCode())) {
+          completedModels.add(model);
+          logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, model.getType().toString() + " "
+              + model.getNameVersionId() + " successfully ingested.");
+        } else {
+          logger.error(ModelLoaderMsgs.DISTRIBUTION_EVENT_ERROR,
+              "Ingestion failed for " + model.getType().toString() + " " + model.getNameVersionId()
+                  + ". Rolling back distribution.");
+
+          for (ModelArtifact modelToDelete : completedModels) {
+            // Best effort to delete. Nothing we can do in the event this fails.
+            aaiClient.getAndDeleteResource(getUrl(modelToDelete), distributionId);
+          }
+
+          return false;
+        }
+      } else {
+        logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, model.getType().toString() + " "
+            + model.getNameVersionId() + " already exists.  Skipping ingestion.");
+      }
+    }
+
+    return true;
+  }
+
+  private String getUrl(ModelArtifact model) {
+    String baseUrl = config.getAaiBaseUrl().trim();
+    String subUrl = null;
+    if (model.getType().equals(ArtifactType.MODEL)) {
+      subUrl = config.getAaiModelUrl().trim();
+    } else {
+      subUrl = config.getAaiNamedQueryUrl().trim();
+    }
+
+    if ((!baseUrl.endsWith("/")) && (!subUrl.startsWith("/"))) {
+      baseUrl = baseUrl + "/";
+    }
+
+    if (baseUrl.endsWith("/") && subUrl.startsWith("/")) {
+      baseUrl = baseUrl.substring(0, baseUrl.length() - 1);
+    }
+
+    if (!subUrl.endsWith("/")) {
+      subUrl = subUrl + "/";
+    }
+
+    String url = baseUrl + subUrl + model.getNameVersionId();
+    return url;
+  }
+
+  /**
+   * This method is used for the test REST interface to load models without an
+   * ASDC.
+   * 
+   * @param payload content of the request
+   */
+  public void loadModelTest(byte[] payload) {
+    List<Artifact> modelArtifacts = new ArrayList<Artifact>();
+    ModelArtifactParser parser = new ModelArtifactParser();
+    modelArtifacts.addAll(parser.parse(payload, "Test-Artifact"));
+    ModelSorter modelSorter = new ModelSorter();
+    List<Artifact> sortedModelArtifacts = modelSorter.sort(modelArtifacts);
+    pushArtifacts(sortedModelArtifacts, "Test-Distribution");
+  }
+}