Implementation for delete E2E instance workflow

Implementation for delete E2E instance workflow.

Change-Id: I1a8a4697451ca27bb2f142c8fbaa8febe00a6ff0
Issue-ID: SO-422
Signed-off-by: subhash kumar singh <subhash.kumar.singh@huawei.com>

1 files changed, 460 insertions, 0 deletions

diff --git a/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/DoDeleteE2EServiceInstance.groovy b/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/DoDeleteE2EServiceInstance.groovy
new file mode 100644
index 0000000000..1c8a5e70fe
--- /dev/null
+++ b/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/DoDeleteE2EServiceInstance.groovy
@@ -0,0 +1,460 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 Huawei Technologies Co., Ltd. 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.bpmn.infrastructure.scripts
+
+import org.apache.http.HttpResponse
+import org.json.JSONArray
+import org.openecomp.mso.bpmn.common.recipe.BpmnRestClient
+import org.openecomp.mso.bpmn.common.recipe.ResourceInput
+import org.openecomp.mso.bpmn.core.domain.ServiceDecomposition;
+
+import static org.apache.commons.lang3.StringUtils.*;
+import groovy.xml.XmlUtil
+import groovy.json.*
+
+import org.openecomp.mso.bpmn.core.domain.ModelInfo
+import org.openecomp.mso.bpmn.core.domain.Resource
+import org.openecomp.mso.bpmn.core.domain.ServiceInstance
+import org.openecomp.mso.bpmn.core.json.JsonUtils
+import org.openecomp.mso.bpmn.common.scripts.AbstractServiceTaskProcessor
+import org.openecomp.mso.bpmn.common.scripts.ExceptionUtil
+import org.openecomp.mso.bpmn.common.scripts.SDNCAdapterUtils
+import org.openecomp.mso.bpmn.core.WorkflowException
+import org.openecomp.mso.rest.APIResponse;
+import org.openecomp.mso.rest.RESTClient
+import org.openecomp.mso.rest.RESTConfig
+
+import java.util.List;
+import java.util.UUID;
+import javax.xml.parsers.DocumentBuilder
+import javax.xml.parsers.DocumentBuilderFactory
+
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.camunda.bpm.engine.runtime.Execution
+import org.json.JSONObject;
+import org.apache.commons.lang3.*
+import org.apache.commons.codec.binary.Base64;
+import org.springframework.web.util.UriUtils;
+import org.w3c.dom.Document
+import org.w3c.dom.Element
+import org.w3c.dom.Node
+import org.w3c.dom.NodeList
+import org.xml.sax.InputSource
+
+import com.fasterxml.jackson.jaxrs.json.annotation.JSONP.Def;
+
+/**
+ * This groovy class supports the <class>DoDeleteE2EServiceInstance.bpmn</class> process.
+ * 
+ * Inputs:
+ * @param - msoRequestId
+ * @param - globalSubscriberId - O
+ * @param - subscriptionServiceType - O
+ * @param - serviceInstanceId
+ * @param - serviceInstanceName - O
+ * @param - serviceInputParams (should contain aic_zone for serviceTypes TRANSPORT,ATM)
+ * @param - sdncVersion 
+ * @param - failNotFound - TODO
+ * @param - serviceInputParams - TODO 
+ *
+ * @param - delResourceList
+ * @param - serviceRelationShip
+ *
+ * Outputs:
+ * @param - WorkflowException
+ * 
+ * Rollback - Deferred
+ */
+public class DoDeleteE2EServiceInstance extends AbstractServiceTaskProcessor {
+
+	String Prefix="DDEESI_"
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+
+    public void preProcessRequest (DelegateExecution execution) {
+        def isDebugEnabled = execution.getVariable("isDebugLogEnabled")
+        utils.log("INFO"," ***** preProcessRequest *****",  isDebugEnabled)
+        String msg = ""
+
+        try {
+            String requestId = execution.getVariable("msoRequestId")
+            execution.setVariable("prefix",Prefix)
+
+            //Inputs
+            //requestDetails.subscriberInfo. for AAI GET & PUT & SDNC assignToplology
+            String globalSubscriberId = execution.getVariable("globalSubscriberId") //globalCustomerId
+            if (globalSubscriberId == null)
+            {
+                execution.setVariable("globalSubscriberId", "")
+            }
+
+            //requestDetails.requestParameters. for AAI PUT & SDNC assignTopology
+            String serviceType = execution.getVariable("serviceType")
+            if (serviceType == null)
+            {
+                execution.setVariable("serviceType", "")
+            }
+
+            //Generated in parent for AAI PUT
+            String serviceInstanceId = execution.getVariable("serviceInstanceId")
+            if (isBlank(serviceInstanceId)){
+                msg = "Input serviceInstanceId is null"
+                utils.log("INFO", msg, isDebugEnabled)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            }
+
+            String sdncCallbackUrl = execution.getVariable('URN_mso_workflow_sdncadapter_callback')
+            if (isBlank(sdncCallbackUrl)) {
+                msg = "URN_mso_workflow_sdncadapter_callback is null"
+                utils.log("INFO", msg, isDebugEnabled)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            }
+            execution.setVariable("sdncCallbackUrl", sdncCallbackUrl)
+            utils.log("INFO","SDNC Callback URL: " + sdncCallbackUrl, isDebugEnabled)
+
+            StringBuilder sbParams = new StringBuilder()
+            Map<String, String> paramsMap = execution.getVariable("serviceInputParams")
+            if (paramsMap != null)
+            {
+                sbParams.append("<service-input-parameters>")
+                for (Map.Entry<String, String> entry : paramsMap.entrySet()) {
+                    String paramsXml
+                    String paramName = entry.getKey()
+                    String paramValue = entry.getValue()
+                    paramsXml =
+                            """	<param>
+							<name>${paramName}</name>
+							<value>${paramValue}</value>
+							</param>
+							"""
+                    sbParams.append(paramsXml)
+                }
+                sbParams.append("</service-input-parameters>")
+            }
+            String siParamsXml = sbParams.toString()
+            if (siParamsXml == null)
+                siParamsXml = ""
+            execution.setVariable("siParamsXml", siParamsXml)
+
+        } catch (BpmnError e) {
+            throw e;
+        } catch (Exception ex){
+            msg = "Exception in preProcessRequest " + ex.getMessage()
+            utils.log("INFO", msg, isDebugEnabled)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        utils.log("INFO"," ***** Exit preProcessRequest *****",  isDebugEnabled)
+    }
+
+    public void postProcessAAIGET(DelegateExecution execution) {
+        def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
+        utils.log("INFO"," ***** postProcessAAIGET ***** ", isDebugEnabled)
+        String msg = ""
+
+        try {
+            String serviceInstanceId = execution.getVariable("serviceInstanceId")
+            boolean foundInAAI = execution.getVariable("GENGS_FoundIndicator")
+            String serviceType = ""
+
+            if(foundInAAI){
+                utils.log("INFO","Found Service-instance in AAI", isDebugEnabled)
+
+                String siData = execution.getVariable("GENGS_service")
+                utils.log("INFO", "SI Data", isDebugEnabled)
+                if (isBlank(siData))
+                {
+                    msg = "Could not retrive ServiceInstance data from AAI to delete id:" + serviceInstanceId
+                    utils.log("INFO", msg, isDebugEnabled)
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+                }
+                else
+                {
+                    // get model invariant id
+                    // Get Template uuid and version
+                    if (utils.nodeExists(siData, "model-invariant-id") && utils.nodeExists(siData, "model-version-id") ) {
+                        utils.log("INFO", "SI Data model-invariant-id and model-version-id exist:", isDebugEnabled)
+                        def modelInvariantId  = serviceXml.getElementsByTagName("model-invariant-id").item(0).getTextContent()
+                        def modelVersionId  = serviceXml.getElementsByTagName("model-version-id").item(0).getTextContent()
+
+                        // Set Original Template info
+                        execution.setVariable("model-invariant-id-original", modelInvariantId)
+                        execution.setVariable("model-version-id-original", modelVersionId)
+                    }
+
+                    utils.log("INFO", "SI Data" + siData, isDebugEnabled)
+                    //Confirm there are no related service instances (vnf/network or volume)
+                    if (utils.nodeExists(siData, "relationship-list")) {
+                        utils.log("INFO", "SI Data relationship-list exists:", isDebugEnabled)
+                        InputSource source = new InputSource(new StringReader(siData));
+                        DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
+                        DocumentBuilder docBuilder = docFactory.newDocumentBuilder()
+                        Document serviceXml = docBuilder.parse(source)
+                        serviceXml.getDocumentElement().normalize()
+                        //test(siData)
+                        NodeList nodeList = serviceXml.getElementsByTagName("relationship")
+                        JSONArray jArray = new JSONArray()
+                        for (int x = 0; x < nodeList.getLength(); x++) {
+                            Node node = nodeList.item(x)
+                            if (node.getNodeType() == Node.ELEMENT_NODE) {
+                                Element eElement = (Element) node
+                                def e = eElement.getElementsByTagName("related-to").item(0).getTextContent()    								//for ns
+                                if(e.equals("service-instance")){
+                                    def relatedObject = eElement.getElementsByTagName("related-link").item(0).getTextContent()
+                                    utils.log("INFO", "ServiceInstance Related NS :" + relatedObject, isDebugEnabled)
+                                    NodeList dataList = node.getChildNodes()
+                                    if(null != dataList) {
+                                        JSONObject jObj = new JSONObject()
+                                        for (int i = 0; i < dataList.getLength(); i++) {
+                                            Node dNode = dataList.item(i)
+                                            if(dNode.getNodeName() == "relationship-data") {
+                                                Element rDataEle = (Element)dNode
+                                                def eKey =  rDataEle.getElementsByTagName("relationship-key").item(0).getTextContent()
+                                                def eValue = rDataEle.getElementsByTagName("relationship-value").item(0).getTextContent()
+                                                if(eKey.equals("service-instance.service-instance-id")){
+                                                    jObj.put("resourceInstanceId", eValue)
+                                                }
+                                            }
+                                            else if(dNode.getNodeName() == "related-to-property"){
+                                                Element rDataEle = (Element)dNode
+                                                def eKey =  rDataEle.getElementsByTagName("property-key").item(0).getTextContent()
+                                                def eValue = rDataEle.getElementsByTagName("property-value").item(0).getTextContent()
+                                                if(eKey.equals("service-instance.service-instance-name")){
+                                                    jObj.put("resourceType", eValue)
+                                                }
+                                            }
+                                        }
+                                        utils.log("INFO", "Relationship related to Resource:" + jObj.toString(), isDebugEnabled)
+                                        jArray.put(jObj)
+                                    }
+                                    //for overlay/underlay
+                                }else if (e.equals("configuration")){
+                                    def relatedObject = eElement.getElementsByTagName("related-link").item(0).getTextContent()
+                                    utils.log("INFO", "ServiceInstance Related Configuration :" + relatedObject, isDebugEnabled)
+                                    NodeList dataList = node.getChildNodes()
+                                    if(null != dataList) {
+                                        JSONObject jObj = new JSONObject()
+                                        for (int i = 0; i < dataList.getLength(); i++) {
+                                            Node dNode = dataList.item(i)
+                                            if(dNode.getNodeName() == "relationship-data") {
+                                                Element rDataEle = (Element)dNode
+                                                def eKey =  rDataEle.getElementsByTagName("relationship-key").item(0).getTextContent()
+                                                def eValue = rDataEle.getElementsByTagName("relationship-value").item(0).getTextContent()
+                                                if(eKey.equals("configuration.configuration-id")){
+                                                    jObj.put("resourceInstanceId", eValue)
+                                                }
+                                            }
+                                            else if(dNode.getNodeName() == "related-to-property"){
+                                                Element rDataEle = (Element)dNode
+                                                def eKey =  rDataEle.getElementsByTagName("property-key").item(0).getTextContent()
+                                                def eValue = rDataEle.getElementsByTagName("property-value").item(0).getTextContent()
+                                                if(eKey.equals("configuration.configuration-type")){
+                                                    jObj.put("resourceType", eValue)
+                                                }
+                                            }
+                                        }
+                                        utils.log("INFO", "Relationship related to Resource:" + jObj.toString(), isDebugEnabled)
+                                        jArray.put(jObj)
+                                    }
+                                }
+                            }
+                        }
+                        execution.setVariable("serviceRelationShip", jArray.toString())
+                    }
+                }
+            }else{
+                boolean succInAAI = execution.getVariable("GENGS_SuccessIndicator")
+                if(!succInAAI){
+                    utils.log("INFO","Error getting Service-instance from AAI", + serviceInstanceId, isDebugEnabled)
+                    WorkflowException workflowException = execution.getVariable("WorkflowException")
+                    utils.logAudit("workflowException: " + workflowException)
+                    if(workflowException != null){
+                        exceptionUtil.buildAndThrowWorkflowException(execution, workflowException.getErrorCode(), workflowException.getErrorMessage())
+                    }
+                    else
+                    {
+                        msg = "Failure in postProcessAAIGET GENGS_SuccessIndicator:" + succInAAI
+                        utils.log("INFO", msg, isDebugEnabled)
+                        exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+                    }
+                }
+
+                utils.log("INFO","Service-instance NOT found in AAI. Silent Success", isDebugEnabled)
+            }
+        }catch (BpmnError e) {
+            throw e;
+        } catch (Exception ex) {
+            msg = "Exception in DoDeleteE2EServiceInstance.postProcessAAIGET. " + ex.getMessage()
+            utils.log("INFO", msg, isDebugEnabled)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        utils.log("INFO"," *** Exit postProcessAAIGET *** ", isDebugEnabled)
+    }
+
+   public void getCurrentNS(execution){
+       def isDebugEnabled=execution.getVariable("isDebugLogEnabled")   
+       utils.log("INFO", "======== Start getCurrentNS Process ======== ", isDebugEnabled)    
+       
+       def currentIndex = execution.getVariable("currentNSIndex")
+       List<String> nsSequence = execution.getVariable("nsSequence") 
+       String nsResourceType =  nsSequence.get(currentIndex)
+       
+       // GET AAI by Name, not ID, for process convenient
+       execution.setVariable("GENGS_type", "service-instance")
+       execution.setVariable("GENGS_serviceInstanceId", "") 
+       execution.setVariable("GENGS_serviceInstanceName", nsResourceType)       
+
+       utils.log("INFO", "======== COMPLETED getCurrentNS Process ======== ", isDebugEnabled)  
+   }
+
+    public void prepareDecomposeService(DelegateExecution execution) {
+        def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
+
+        try {
+            utils.log("DEBUG", " ***** Inside prepareDecomposeService of create generic e2e service ***** ", isDebugEnabled)
+            String modelInvariantUuid = execution.getVariable("model-invariant-id")
+            //here modelVersion is not set, we use modelUuid to decompose the service.
+            String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+            execution.setVariable("serviceModelInfo", serviceModelInfo)
+
+            utils.log("DEBUG", " ***** Completed prepareDecomposeService of  create generic e2e service ***** ", isDebugEnabled)
+        } catch (Exception ex) {
+            // try error in method block
+            String exceptionMessage = "Bpmn error encountered in  create generic e2e service flow. Unexpected Error from method prepareDecomposeService() - " + ex.getMessage()
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
+        }
+    }
+
+    public void postDecomposeService(DelegateExecution execution) {
+        def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
+
+        utils.log("DEBUG", " ***** Inside processDecomposition() of  create generic e2e service flow ***** ", isDebugEnabled)
+        try {
+            ServiceDecomposition serviceDecomposition = execution.getVariable("serviceDecomposition")
+            List<Resource> deleteResourceList = serviceDecomposition.getServiceResources()
+            execution.setVariable("deleteResourceList", deleteResourceList)
+        } catch (Exception ex) {
+            String exceptionMessage = "Bpmn error encountered in  create generic e2e service flow. processDecomposition() - " + ex.getMessage()
+            utils.log("DEBUG", exceptionMessage, isDebugEnabled)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
+        }
+    }
+
+    public void preInitResourcesOperStatus(DelegateExecution execution){
+        def isDebugEnabled = execution.getVariable("isDebugLogEnabled")
+
+        utils.log("INFO", " ======== STARTED preInitResourcesOperStatus Process ======== ", isDebugEnabled)
+        try{
+            String serviceId = execution.getVariable("serviceInstanceId")
+            String operationId = execution.getVariable("operationId")
+            String operationType = execution.getVariable("operationType")
+            String resourceTemplateUUIDs = ""
+            String result = "processing"
+            String progress = "0"
+            String reason = ""
+            String operationContent = "Prepare service creation"
+            utils.log("INFO", "Generated new operation for Service Instance serviceId:" + serviceId + " operationId:" + operationId + " operationType:" + operationType, isDebugEnabled)
+            serviceId = UriUtils.encode(serviceId,"UTF-8")
+            execution.setVariable("serviceInstanceId", serviceId)
+            execution.setVariable("operationId", operationId)
+            execution.setVariable("operationType", operationType)
+
+            String serviceRelationShip = execution.getVariable("serviceRelationShip")
+
+            def jsonSlurper = new JsonSlurper()
+            def jsonOutput = new JsonOutput()
+            List relationShipList =  jsonSlurper.parseText(serviceRelationShip)
+
+            if (relationShipList != null) {
+                relationShipList.each {
+                    resourceTemplateUUIDs  = resourceTemplateUUIDs + it.resourceInstanceId + ":"
+                }
+            }
+            execution.setVariable("URN_mso_adapters_openecomp_db_endpoint","http://mso.mso.testlab.openecomp.org:8080/dbadapters/RequestsDbAdapter")
+
+            String payload =
+                    """<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
+                        xmlns:ns="http://org.openecomp.mso/requestsdb">
+                        <soapenv:Header/>
+                        <soapenv:Body>
+                            <ns:initResourceOperationStatus xmlns:ns="http://org.openecomp.mso/requestsdb">
+                            <serviceId>${serviceId}</serviceId>
+                            <operationId>${operationId}</operationId>
+                            <operationType>${operationType}</operationType>
+                            <resourceTemplateUUIDs>${resourceTemplateUUIDs}</resourceTemplateUUIDs>
+                        </ns:initResourceOperationStatus>
+                    </soapenv:Body>
+                </soapenv:Envelope>"""
+
+            payload = utils.formatXml(payload)
+            execution.setVariable("CVFMI_initResOperStatusRequest", payload)
+            utils.log("INFO", "Outgoing initResourceOperationStatus: \n" + payload, isDebugEnabled)
+            utils.logAudit("CreateVfModuleInfra Outgoing initResourceOperationStatus Request: " + payload)
+
+        }catch(Exception e){
+            utils.log("ERROR", "Exception Occured Processing preInitResourcesOperStatus. Exception is:\n" + e, isDebugEnabled)
+            execution.setVariable("CVFMI_ErrorResponse", "Error Occurred during preInitResourcesOperStatus Method:\n" + e.getMessage())
+        }
+        utils.log("INFO", "======== COMPLETED preInitResourcesOperStatus Process ======== ", isDebugEnabled)
+    }
+
+    public void postProcessAAIDEL(DelegateExecution execution) {
+        def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
+        utils.log("INFO"," ***** postProcessAAIDEL ***** ", isDebugEnabled)
+        String msg = ""
+        try {
+            String serviceInstanceId = execution.getVariable("serviceInstanceId")
+            boolean succInAAI = execution.getVariable("GENDS_SuccessIndicator")
+            if(!succInAAI){
+                msg = "Error deleting Service-instance in AAI" + serviceInstanceId
+                utils.log("INFO", msg, isDebugEnabled)
+                WorkflowException workflowException = execution.getVariable("WorkflowException")
+                utils.logAudit("workflowException: " + workflowException)
+                if(workflowException != null){
+                    exceptionUtil.buildAndThrowWorkflowException(execution, workflowException.getErrorCode(), workflowException.getErrorMessage())
+                }
+                else
+                {
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+                }
+            }
+        } catch (BpmnError e) {
+            throw e;
+        } catch (Exception ex) {
+            msg = "Exception in DoDeleteE2EServiceInstance.postProcessAAIDEL. " + ex.getMessage()
+            utils.log("INFO", msg, isDebugEnabled)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        utils.log("INFO"," *** Exit postProcessAAIDEL *** ", isDebugEnabled)
+    }
+
+     /**
+      * post config request.
+      */
+     public void postConfigRequest(execution){
+         //to do
+     } 
+   
+}
+ 
\ No newline at end of file