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/*-
* ============LICENSE_START=======================================================
* ECOMP-PAP-REST
* ================================================================================
* 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.policy.pap.xacml.rest.components;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
//import org.eclipse.emf.common.util.URI;
//import org.eclipse.emf.ecore.EPackage;
//import org.eclipse.emf.ecore.resource.Resource;
//import org.eclipse.emf.ecore.resource.ResourceSet;
//import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
//import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
import org.openecomp.policy.rest.XACMLRestProperties;
import org.openecomp.policy.rest.jpa.MicroServiceModels;
import org.openecomp.policy.rest.jpa.UserInfo;
import org.openecomp.policy.rest.util.MSAttributeObject;
import org.openecomp.policy.rest.util.MSModelUtitils;
import com.att.research.xacml.util.XACMLProperties;
import org.openecomp.policy.common.logging.eelf.MessageCodes;
import org.openecomp.policy.common.logging.eelf.PolicyLogger;
import org.openecomp.policy.common.logging.flexlogger.FlexLogger;
import org.openecomp.policy.common.logging.flexlogger.Logger;
public class CreateNewMicroSerivceModel {
private static final Logger logger = FlexLogger.getLogger(CreateNewMicroSerivceModel.class);
private MicroServiceModels newModel = null;
private HashMap<String,MSAttributeObject > classMap = new HashMap<String,MSAttributeObject>();
private String directory;
/*
* These are the parameters needed for DB access from the PAP
*/
private static String papDbDriver = null;
private static String papDbUrl = null;
private static String papDbUser = null;
private static String papDbPassword = null;
MSModelUtitils utils = new MSModelUtitils();
public CreateNewMicroSerivceModel(String fileName, String serviceName, String string, String version) {
super();
}
public CreateNewMicroSerivceModel(String importFile, String modelName, String description, String version, String randomID) {
Map<String, String> successMap = new HashMap<String,String>();
this.newModel = new MicroServiceModels();
this.newModel.setDescription(description);
this.newModel.setVersion(version);
this.newModel.setModelName(modelName);
UserInfo userInfo = new UserInfo();
userInfo.setUserLoginId("API");
this.newModel.setUserCreatedBy(userInfo);
String cleanUpFile = null;
HashMap<String, MSAttributeObject> tempMap = new HashMap<String, MSAttributeObject>();
//Need to delete the file
if (importFile.contains(".zip")){
extractFolder(randomID + ".zip");
File directory = new File("ExtractDir" + File.separator + randomID);
List<File> fileList = listModelFiles(directory.toString());
//get all the files from a directory
File[] fList = directory.listFiles();
for (File file : fileList){
if (file.isFile()){
tempMap = utils.processEpackage(file.getAbsolutePath());
classMap.putAll(tempMap);
}
}
cleanUpFile = "ExtractDir" + File.separator + randomID + ".zip";
try {
FileUtils.deleteDirectory(new File("ExtractDir" + File.separator + randomID));
FileUtils.deleteDirectory(new File(randomID));
File deleteFile = new File(cleanUpFile);
FileUtils.forceDelete(deleteFile);
} catch (IOException e) {
logger.error("Failed to unzip model file " + randomID);
}
}else {
tempMap = utils.processEpackage("ExtractDir" + File.separator + randomID+".xmi");
classMap.putAll(tempMap);
cleanUpFile = "ExtractDir" + File.separator + randomID+".xmi";
File deleteFile = new File(cleanUpFile);
deleteFile.delete();
}
// addValuesToNewModel();
}
private List<File> listModelFiles(String directoryName) {
File directory = new File(directoryName);
List<File> resultList = new ArrayList<File>();
File[] fList = directory.listFiles();
for (File file : fList) {
if (file.isFile()) {
resultList.add(file);
} else if (file.isDirectory()) {
resultList.addAll(listModelFiles(file.getAbsolutePath()));
}
}
return resultList;
}
private void extractFolder(String zipFile) {
int BUFFER = 2048;
File file = new File(zipFile);
ZipFile zip;
try {
zip = new ZipFile("ExtractDir" + File.separator +file);
String newPath = zipFile.substring(0, zipFile.length() - 4);
this.directory = "ExtractDir" + File.separator + zipFile.substring(0, zipFile.length() - 4);
new File(newPath).mkdir();
Enumeration zipFileEntries = zip.entries();
// Process each entry
while (zipFileEntries.hasMoreElements())
{
// grab a zip file entry
ZipEntry entry = (ZipEntry) zipFileEntries.nextElement();
String currentEntry = entry.getName();
File destFile = new File("ExtractDir" + File.separator + newPath + File.separator + currentEntry);
File destinationParent = destFile.getParentFile();
destinationParent.mkdirs();
if (!entry.isDirectory())
{
BufferedInputStream is = new BufferedInputStream(zip
.getInputStream(entry));
int currentByte;
byte data[] = new byte[BUFFER];
FileOutputStream fos = new FileOutputStream(destFile);
BufferedOutputStream dest = new BufferedOutputStream(fos,
BUFFER);
while ((currentByte = is.read(data, 0, BUFFER)) != -1) {
dest.write(data, 0, currentByte);
}
dest.flush();
dest.close();
is.close();
}
if (currentEntry.endsWith(".zip"))
{
extractFolder(destFile.getAbsolutePath());
}
}
} catch (IOException e) {
logger.error("Failed to unzip model file " + zipFile);
}
}
public Map<String, String> addValuesToNewModel() {
Map<String, String> successMap = new HashMap<String,String>();
MSAttributeObject mainClass = null;
ArrayList<String> dependency = null;
String subAttribute = null;
if (!classMap.containsKey(this.newModel.getModelName())){
logger.error("Model Provided does not contain the service name provided in request. Unable to import new model");
PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, "AddValuesToNewModel", "Unable to pull out required values, file missing service name provided in request");
successMap.put("error", "MISSING");
return successMap;
}
mainClass = classMap.get(this.newModel.getModelName());
String dependTemp = StringUtils.replaceEach(mainClass.getDependency(), new String[]{"[", "]", " "}, new String[]{"", "", ""});
this.newModel.setDependency(dependTemp);
if (!this.newModel.getDependency().equals("")){
dependency = new ArrayList<String>(Arrays.asList(dependTemp.split(",")));
dependency = utils.getFullDependencyList(dependency, classMap);
if (!dependency.isEmpty()){
for (String element : dependency){
MSAttributeObject temp = new MSAttributeObject();
if (classMap.containsKey(element)){
temp = classMap.get(element);
mainClass.addAllRefAttribute(temp.getRefAttribute());
mainClass.addAllAttribute(temp.getAttribute());
}
}
}
}
subAttribute = utils.createSubAttributes(dependency, classMap, this.newModel.getModelName());
this.newModel.setSub_attributes(subAttribute);
this.newModel.setAttributes(mainClass.getAttribute().toString().replace("{", "").replace("}", ""));
this.newModel.setRef_attributes(mainClass.getRefAttribute().toString().replace("{", "").replace("}", ""));
successMap.put("success", "success");
return successMap;
}
public Map<String, String> saveImportService(){
Map<String, String> successMap = new HashMap<String,String>();
Connection con = null;
Statement st = null;
ResultSet rs = null;
String modelName = this.newModel.getModelName();
String imported_by = "API";////////////////////////////////////////////
String version = this.newModel.getVersion();
String insertQuery = null;
int ID = 0;
/*
* Retrieve the property values for db access from the xacml.pap.properties
*/
papDbDriver = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_DRIVER);
papDbUrl = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_URL);
papDbUser = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_USER);
papDbPassword = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_PASSWORD);
try {
//Get DB Connection
Class.forName(papDbDriver);
con = DriverManager.getConnection(papDbUrl,papDbUser,papDbPassword);
st = con.createStatement();
String queryString ="SELECT * FROM MicroServiceModels WHERE modelName='" + modelName + "' AND version='" + version+ "';";
rs = st.executeQuery(queryString);
if(rs.next()){
successMap.put("DBError", "EXISTS");
logger.error("Import new service failed. Service already exists");
}else{
rs = st.executeQuery("SELECT MAX(ID) AS ID FROM MicroServiceModels;");
if(rs.next()){
ID = rs.getInt("ID");
ID++;
}
insertQuery = "INSERT INTO MicroServiceModels (ID, modelName, Dependency, DESCRIPTION, attributes, ref_attributes, sub_attributes, version, imported_by) "
+ "VALUES("+ID+",'"+modelName+"','"+ this.newModel.getDependency()+"','"+this.newModel.getDescription()+"','"+this.newModel.getAttributes()+
"','"+this.newModel.getRef_attributes()+"','"+this.newModel.getSub_attributes()+"','"+version+"','"+imported_by+"')";
st.executeUpdate(insertQuery);
successMap.put("success", "success");
}
rs.close();
}catch (ClassNotFoundException e) {
//TODO:EELF Cleanup - Remove logger
//logger.error(e.getMessage());
PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "saveImportService", "Exception querying MicroServiceModels");
successMap.put("DBError", "Error Query");
} catch (SQLException e) {
//TODO:EELF Cleanup - Remove logger
//logger.error(e.getMessage());
PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "saveImportService", "Exception querying MicroServiceModels");
successMap.put("DBError", "Error Query");
} finally {
try{
if (con!=null) con.close();
if (rs!=null) rs.close();
if (st!=null) st.close();
} catch (Exception ex){}
}
return successMap;
}
}
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