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/*-
* ============LICENSE_START=======================================================
* OPENECOMP - MSO
* ================================================================================
* 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.mso.bpmn.infrastructure.scripts
import javax.xml.parsers.DocumentBuilder
import javax.xml.parsers.DocumentBuilderFactory
import org.apache.commons.lang3.*
import org.camunda.bpm.engine.delegate.BpmnError
import org.camunda.bpm.engine.runtime.Execution
import org.openecomp.mso.bpmn.common.scripts.AbstractServiceTaskProcessor
import org.openecomp.mso.bpmn.common.scripts.ExceptionUtil
import org.openecomp.mso.bpmn.common.scripts.VidUtils
import org.openecomp.mso.bpmn.core.json.JsonUtils
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
/**
* This class supports the DoDeleteVnf subFlow
* with the Deletion of a generic vnf for
* infrastructure.
*
*/
class DoDeleteVnf extends AbstractServiceTaskProcessor {
String Prefix="DoDVNF_"
ExceptionUtil exceptionUtil = new ExceptionUtil()
JsonUtils jsonUtil = new JsonUtils()
VidUtils vidUtils = new VidUtils(this)
/**
* This method gets and validates the incoming
* request.
*
* @param - execution
*
*/
public void preProcessRequest(Execution execution) {
def isDebugEnabled = execution.getVariable("isDebugLogEnabled")
execution.setVariable("prefix",Prefix)
utils.log("DEBUG", " *** STARTED DoDeleteVnf PreProcessRequest Process*** ", isDebugEnabled)
execution.setVariable("DoDVNF_SuccessIndicator", false)
execution.setVariable("DoDVNF_vnfInUse", false)
try{
// Get Variables
String vnfId = execution.getVariable("vnfId")
execution.setVariable("DoDVNF_vnfId", vnfId)
utils.log("DEBUG", "Incoming Vnf(Instance) Id is: " + vnfId, isDebugEnabled)
// Setting for sub flow calls
execution.setVariable("DoDVNF_type", "generic-vnf")
}catch(BpmnError b){
utils.log("DEBUG", "Rethrowing MSOWorkflowException", isDebugEnabled)
throw b
}catch(Exception e){
utils.log("DEBUG", " Error Occured in DoDeleteVnf PreProcessRequest method!" + e, isDebugEnabled)
exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured in DoDeleteVnf PreProcessRequest")
}
utils.log("DEBUG", "*** COMPLETED DoDeleteVnf PreProcessRequest Process ***", isDebugEnabled)
}
public void processGetVnfResponse(Execution execution){
def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
execution.setVariable("prefix",Prefix)
utils.log("DEBUG", " *** STARTED DoDeleteVnf processGetVnfResponse Process *** ", isDebugEnabled)
try {
String vnf = execution.getVariable("DoDVNF_genericVnf")
String resourceVersion = utils.getNodeText1(vnf, "resource-version")
execution.setVariable("DoDVNF_resourceVersion", resourceVersion)
if(utils.nodeExists(vnf, "relationship")){
InputSource source = new InputSource(new StringReader(vnf));
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder()
Document vnfXml = docBuilder.parse(source)
NodeList nodeList = vnfXml.getElementsByTagName("relationship")
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()
if(e.equals("volume-group") || e.equals("l3-network")){
utils.log("DEBUG", "Generic Vnf still has relationship to OpenStack.", isDebugEnabled)
execution.setVariable("DoDVNF_vnfInUse", true)
}else{
utils.log("DEBUG", "Relationship NOT related to OpenStack", isDebugEnabled)
}
}
}
}
if(utils.nodeExists(vnf, "vf-module")){
execution.setVariable("DoDVNF_vnfInUse", true)
utils.log("DEBUG", "Generic Vnf still has vf-modules.", isDebugEnabled)
}
} catch (Exception ex) {
utils.log("DEBUG", "Error Occured in DoDeleteVnf processGetVnfResponse Process " + ex.getMessage(), isDebugEnabled)
exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured in DoDeleteVnf processGetVnfResponse Process")
}
utils.log("DEBUG", "*** COMPLETED DoDeleteVnf processGetVnfResponse Process ***", isDebugEnabled)
}
}
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