integrate helm-chart-generator to runtime api

[dcaegen2/platform.git] / mod / runtimeapi / runtime-web / src / main / java / org / onap / dcae / runtime / web / service / GraphServiceHelmProxy.java

diff --git a/mod/runtimeapi/runtime-web/src/main/java/org/onap/dcae/runtime/web/service/GraphServiceHelmProxy.java b/mod/runtimeapi/runtime-web/src/main/java/org/onap/dcae/runtime/web/service/GraphServiceHelmProxy.java
new file mode 100644 (file)
index 0000000..89c9d47
--- /dev/null
+++ b/mod/runtimeapi/runtime-web/src/main/java/org/onap/dcae/runtime/web/service/GraphServiceHelmProxy.java
@@ -0,0 +1,120 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2021 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.onap.dcae.runtime.web.service;
+
+import org.onap.dcae.runtime.core.BlueprintData;
+import org.onap.dcae.runtime.core.Edge;
+import org.onap.dcae.runtime.core.FlowGraph;
+import org.onap.dcae.runtime.core.FlowGraphParser;
+import org.onap.dcae.runtime.core.Node;
+import org.onap.dcae.runtime.core.helm.HelmChartGeneratorClient;
+import org.onap.dcae.runtime.web.models.DistributeGraphRequest;
+import org.onap.dcae.runtime.web.models.GraphRequest;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Primary;
+import org.springframework.stereotype.Service;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * A proxy class which will be enable if artifact.type is set to HELM
+ */
+@Service
+@Primary
+@ConditionalOnProperty(
+        value="artifact.type",
+        havingValue = "HELM",
+        matchIfMissing = true)
+@ComponentScan(basePackages = "org.onap.dcae.runtime.core")
+public class GraphServiceHelmProxy implements GraphService {
+
+    @Autowired
+    private GraphService defaultGraphService;
+
+    @Autowired
+    private HelmChartGeneratorClient helmChartGeneratorClient;
+
+    @Autowired
+    private GraphActionsParser actionsParser;
+
+    /**
+     * returns a main graph
+     * @return main graph
+     */
+    @Override
+    public FlowGraph<Node, Edge> getMainGraph() {
+        return defaultGraphService.getMainGraph();
+    }
+
+    /**
+     * initialize a main graph
+     * @param mainGraph a main graph request
+     */
+    @Override
+    public boolean initializeMainGraph(GraphRequest mainGraph) {
+        return defaultGraphService.initializeMainGraph(mainGraph);
+    }
+
+    /**
+     * apply actions on the main graph and creates, distributes helm charts
+     * @param distributeGraphRequest distribute request
+     * @return list of distributed charts
+     */
+    @Override
+    public List<FlowGraphParser.BlueprintVessel> distribute(DistributeGraphRequest distributeGraphRequest) {
+        actionsParser.applyActionsToGraph(getMainGraph(), distributeGraphRequest);
+        return createHelmCharts();
+    }
+
+    public List<FlowGraphParser.BlueprintVessel> createHelmCharts() {
+        final FlowGraph<Node, Edge> flowGraph = getMainGraph();
+        List<FlowGraphParser.BlueprintVessel> blueprints = new ArrayList<>();
+        for(Node node : flowGraph.getNodes()){
+            if(node.getComponentId().equals("dummy_id")){
+                continue;
+            }
+            final File helmChart = helmChartGeneratorClient.generateHelmChart(node.getComponentSpec());
+            helmChartGeneratorClient.distribute(helmChart);
+            BlueprintData blueprintData = new BlueprintData("1", helmChart.getName());
+            node.setBlueprintData(blueprintData);
+            blueprints.add(createBlueprintVessel(helmChart));
+        }
+        return blueprints;
+    }
+
+    private FlowGraphParser.BlueprintVessel createBlueprintVessel(File helmChart) {
+        FlowGraphParser.BlueprintVessel bpv = new FlowGraphParser.BlueprintVessel();
+        bpv.blueprint = helmChart.getName();
+        bpv.version = 1;
+        bpv.name = helmChart.getName();
+        return bpv;
+    }
+
+    /**
+     * deletes main graph
+     */
+    @Override
+    public void deleteMainGraph() {
+        defaultGraphService.deleteMainGraph();
+    }
+}