1 files changed, 121 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-healing-lib/openecomp-sdc-healing-impl/src/main/java/org/openecomp/sdc/healing/healers/ForwarderCapabilityHealer.java b/openecomp-be/lib/openecomp-healing-lib/openecomp-sdc-healing-impl/src/main/java/org/openecomp/sdc/healing/healers/ForwarderCapabilityHealer.java
new file mode 100644
index 0000000000..038a0d889a
--- /dev/null
+++ b/openecomp-be/lib/openecomp-healing-lib/openecomp-sdc-healing-impl/src/main/java/org/openecomp/sdc/healing/healers/ForwarderCapabilityHealer.java
@@ -0,0 +1,121 @@
+package org.openecomp.sdc.healing.healers;
+
+import org.apache.commons.collections.MapUtils;
+import org.openecomp.core.model.dao.ServiceModelDao;
+import org.openecomp.core.model.dao.ServiceModelDaoFactory;
+import org.openecomp.core.model.types.ServiceElement;
+import org.openecomp.sdc.common.togglz.ToggleableFeature;
+import org.openecomp.sdc.common.utils.SdcCommon;
+import org.openecomp.sdc.healing.interfaces.Healer;
+import org.openecomp.sdc.logging.context.impl.MdcDataDebugMessage;
+import org.openecomp.sdc.tosca.datatypes.ToscaNodeType;
+import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
+import org.openecomp.sdc.tosca.datatypes.model.NodeTemplate;
+import org.openecomp.sdc.tosca.datatypes.model.ServiceTemplate;
+import org.openecomp.sdc.tosca.services.DataModelUtil;
+import org.openecomp.sdc.tosca.services.ToscaAnalyzerService;
+import org.openecomp.sdc.tosca.services.impl.ToscaAnalyzerServiceImpl;
+import org.openecomp.sdc.translator.services.heattotosca.globaltypes.GlobalTypesServiceTemplates;
+import org.openecomp.sdc.versioning.dao.types.Version;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+
+public class ForwarderCapabilityHealer implements Healer {
+
+  private MdcDataDebugMessage mdcDataDebugMessage = new MdcDataDebugMessage();
+
+  private final ServiceModelDao<ToscaServiceModel, ServiceElement> serviceModelDao =
+      ServiceModelDaoFactory.getInstance().createInterface();
+  private static ToscaAnalyzerService toscaAnalyzerService = new ToscaAnalyzerServiceImpl();
+  private static final String FORWARDER_CAPABILITY_ID = "Forwarder";
+  private static final String UNDERSCORE = "_";
+
+  @Override
+  public Object heal(Map<String, Object> healingParams) throws Exception {
+    String vspId = (String) healingParams.get(SdcCommon.VSP_ID);
+    Version version = (Version) healingParams.get(SdcCommon.VERSION);
+
+    if(!ToggleableFeature.FORWARDER_CAPABILITY.isActive()) {
+      return Optional.empty();
+    }
+
+    ToscaServiceModel serviceModel =
+        serviceModelDao.getServiceModel(vspId, version);
+
+    if (Objects.isNull(serviceModel)
+        || MapUtils.isEmpty(serviceModel.getServiceTemplates())) {
+      return Optional.empty();
+    }
+
+    addForwarderCapabilityToServiceModel(serviceModel);
+    serviceModelDao.deleteAll(vspId, version);
+    serviceModelDao.storeServiceModel(vspId, version, serviceModel);
+
+    return Optional.of(serviceModel);
+  }
+
+  private void addForwarderCapabilityToServiceModel(ToscaServiceModel serviceModel) {
+    serviceModel.getServiceTemplates().entrySet().stream().filter(serviceTemplateEntry -> Objects
+        .nonNull(serviceTemplateEntry.getValue()))
+        .forEach(serviceTemplateEntry -> handleServiceTemplate(serviceTemplateEntry.getValue(),
+            serviceModel));
+
+    handleGlobalTypes(serviceModel);
+  }
+
+  private void handleGlobalTypes(ToscaServiceModel serviceModel) {
+    Map<String, ServiceTemplate> globalTypesServiceTemplates =
+        GlobalTypesServiceTemplates.getGlobalTypesServiceTemplates();
+
+    if (MapUtils.isEmpty(globalTypesServiceTemplates)) {
+      return;
+    }
+
+    globalTypesServiceTemplates.entrySet()
+        .stream()
+        .filter(globalTypesServiceTemplateEntry -> Objects.nonNull
+            (globalTypesServiceTemplateEntry.getValue()))
+        .forEach(globalTypesServiceTemplateEntry -> serviceModel.addServiceTemplate
+            (globalTypesServiceTemplateEntry.getKey(), globalTypesServiceTemplateEntry.getValue()));
+  }
+
+  private void handleServiceTemplate(ServiceTemplate serviceTemplate,
+                                     ToscaServiceModel toscaServiceModel) {
+    if (Objects.isNull(serviceTemplate.getTopology_template())
+        || MapUtils.isEmpty(serviceTemplate.getTopology_template().getNode_templates())) {
+      return;
+    }
+
+    Map<String, NodeTemplate> nodeTemplates =
+        serviceTemplate.getTopology_template().getNode_templates();
+
+    nodeTemplates.entrySet().stream()
+        .filter(nodeTemplateEntry ->
+            toscaAnalyzerService.isTypeOf(nodeTemplateEntry.getValue(),
+                ToscaNodeType.NATIVE_NETWORK_PORT, serviceTemplate, toscaServiceModel))
+        .forEach(nodeTemplateEntry ->
+            addForwarderToSubstitutionMappings(nodeTemplateEntry.getKey(), serviceTemplate)
+        );
+  }
+
+  private void addForwarderToSubstitutionMappings(String portNodeTemplateId,
+                                                  ServiceTemplate serviceTemplate) {
+    if (Objects.isNull(serviceTemplate.getTopology_template())
+        || Objects.isNull(serviceTemplate.getTopology_template().getSubstitution_mappings())) {
+      return;
+    }
+
+    List<String> substitutionMappingCapabilityList =
+        Arrays.asList(portNodeTemplateId, FORWARDER_CAPABILITY_ID);
+
+    DataModelUtil.addSubstitutionMappingCapability(
+        serviceTemplate,
+        FORWARDER_CAPABILITY_ID + UNDERSCORE + portNodeTemplateId,
+        substitutionMappingCapabilityList);
+
+  }
+}