/*-
 * ============LICENSE_START=======================================================
 * ONAP : APPC
 * ================================================================================
 * Copyright (C) 2017-2018 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.appc.ccadaptor;

import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.core.util.Base64;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UncheckedIOException;
import java.net.HttpURLConnection;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.NoSuchElementException;
import java.util.Properties;
import java.util.StringTokenizer;
import org.onap.ccsdk.sli.core.sli.SvcLogicAdaptor;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;

public class ConfigComponentAdaptor implements SvcLogicAdaptor {

private static final EELFLogger log = EELFManager.getInstance().getLogger(ConfigComponentAdaptor.class);
DebugLog debugLog = new DebugLog();
private String configUrl = null;
private String configUser = null;
private String configPassword = null;
private String auditUrl = null;
private String auditUser = null;
private String auditPassword = null;
private String configCallbackUrl = null;
private String auditCallbackUrl = null;

public ConfigComponentAdaptor(Properties props) {
    if (props != null) {
        configUrl = props.getProperty("configComponent.url", "");
        configUser = props.getProperty("configComponent.user", "");
        configPassword = props.getProperty("configComponent.passwd", "");
        auditUrl = props.getProperty("auditComponent.url", "");
        auditUser = props.getProperty("auditComponent.user", "");
        auditPassword = props.getProperty("auditComponent.passwd", "");
        configCallbackUrl = props.getProperty("service-configuration-notification-url", "");
        auditCallbackUrl = props.getProperty("audit-configuration-notification-url", "");
    } else {
        configUrl = "";
        configUser = "";
        configPassword = "";
        auditUrl = "";
        auditUser = "";
        auditPassword = "";
        configCallbackUrl = "";
        auditCallbackUrl = "";
    }
}

@Override
public ConfigStatus configure(String key, Map<String, String> parameters, SvcLogicContext ctx) {
    String fnName = "ConfigComponentAdaptor.configure";
    HttpResponse r = new HttpResponse();
    r.code = 200;
    log.debug("ConfigComponentAdaptor.configure - key = " + key);
    debugLog.printRTAriDebug(fnName, "key = " + key);
    log.debug("Parameters:");
    debugLog.printRTAriDebug(fnName, "Parameters:");
    for (String parmName : parameters.keySet()) {
        log.debug("        " + parmName + " = " + parameters.get(parmName));
        debugLog.printRTAriDebug(fnName, "        " + parmName + " = " + parameters.get(parmName));
    }

    String parmval = parameters.get("config-component-configUrl");
    if ((parmval != null) && (parmval.length() > 0)) {
        log.debug("Overwriting URL with " + parmval);
        configUrl = parmval;
    }

    parmval = parameters.get("config-component-configPassword");
    if ((parmval != null) && (parmval.length() > 0)) {
        log.debug("Overwriting configPassword with " + parmval);
        configPassword = parmval;
    }

    parmval = parameters.get("config-component-configUser");
    if ((parmval != null) && (parmval.length() > 0)) {
        log.debug("Overwriting configUser id with " + parmval);
        configUser = parmval;
    }

    String action = parameters.get("action");

    String chg = ctx.getAttribute(
        "service-data.vnf-config-parameters-list.vnf-config-parameters[0].update-configuration[0].block-key-name");
    if (chg != null && "prepare".equalsIgnoreCase(action)) {
        return prepare(ctx, "CHANGE", "change");
    }
    if (chg != null && "activate".equalsIgnoreCase(action)) {
        return activate(ctx, true);
    }

    String scale = ctx.getAttribute(
        "service-data.vnf-config-parameters-list.vnf-config-parameters[0].scale-configuration[0].network-type");
    if (scale != null && "prepare".equalsIgnoreCase(action)) {
        return prepare(ctx, "CHANGE", "scale");
    }
    if (scale != null && "activate".equalsIgnoreCase(action)) {
        return activate(ctx, true);
    }

    if ("prepare".equalsIgnoreCase(action)) {
        return prepare(ctx, "BASE", "create");
    }
    if ("activate".equalsIgnoreCase(action)) {
        return activate(ctx, false);
    }

    if ("backup".equalsIgnoreCase(action)) {
        return prepare(ctx, "BACKUP", "backup");
    }
    if ("restorebackup".equalsIgnoreCase(action)) {
        return prepare(ctx, "RESTOREBACKUP", "restorebackup");
    }
    if ("deletebackup".equalsIgnoreCase(action)) {
        return prepare(ctx, "DELETEBACKUP", "deletebackup");
    }
    if ("audit".equalsIgnoreCase(action)) {
        return audit(ctx, "FULL");
    }
    if ("getrunningconfig".equalsIgnoreCase(action)) {
        return audit(ctx, "RUNNING");
    }

    if ((key.equals("put")) || (key.equals("get"))) {
        String loginId = parameters.get("loginId");
        String host = parameters.get("host");
        String password = parameters.get("password");
        password = EncryptionTool.getInstance().decrypt(password);
        String fullPathFileName = parameters.get("fullPathFileName");
        String data = null;

        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        log.debug("SCP: SshJcraftWrapper has been instantiated");
        debugLog.printRTAriDebug(fnName, "SCP: SshJcraftWrapper has been instantiated");
        try {
            if (key.equals("put")) {
                data = parameters.get("data");
                if (data != null) {
                    debugLog.printRTAriDebug(fnName, "Command is for put: Length of data is: " + data.length());
                    InputStream is = new ByteArrayInputStream(data.getBytes());
                    log.debug("SCP: Doing a put: fullPathFileName=" + fullPathFileName);
                    debugLog.printRTAriDebug(fnName, "SCP: Doing a put: fullPathFileName=" + fullPathFileName);
                    sshJcraftWrapper.put(is, fullPathFileName, host, loginId, password);
                    try {
                        debugLog.printRTAriDebug(fnName, "Sleeping for 180 seconds....");
                        Thread.sleep(1000 * 180);
                        debugLog.printRTAriDebug(fnName, "Woke up....");
                    } catch (java.lang.InterruptedException ee) {
                        boolean ignore = true;
                    }
                } else {
                    r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
                    log.debug(fnName + " Command is for put: data is null");
                }
            } else     // Must be a get
            {
                log.debug("SCP: Doing a get: fullPathFileName=" + fullPathFileName);
                debugLog.printRTAriDebug(fnName, "SCP: Doing a get: fullPathFileName=" + fullPathFileName);
                String response = sshJcraftWrapper.get(fullPathFileName, host, loginId, password);
                debugLog.printRTAriDebug(fnName, "Got the response and putting into the ctx object");
                ctx.setAttribute("fileContents", response);
                log.debug("SCP: Closing the SFTP connection");
            }
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        } catch (IOException e) {
            DebugLog.printAriDebug(fnName, "Caught a IOException e=" + e);
            log.debug(fnName + " : Caught a IOException e=" + e);
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        }
    }
    if (key.equals("cli")) {
        String loginId = parameters.get("loginId");
        String host = parameters.get("host");
        String password = parameters.get("password");
        password = EncryptionTool.getInstance().decrypt(password);
        String cliCommand = parameters.get("cli");
        String portNumber = parameters.get("portNumber");
        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        try {
            log.debug("CLI: Attempting to login: host=" + host + " loginId=" + loginId +
                " portNumber=" + portNumber);
            debugLog.printRTAriDebug(fnName, "CLI: Attempting to login: host=" + host + " loginId=" + loginId +
                " portNumber=" + portNumber);
            sshJcraftWrapper.connect(host, loginId, password, Integer.parseInt(portNumber));

            DebugLog.printAriDebug(fnName, "Sending 'sdc'");
            String response = sshJcraftWrapper.send("sdc", ":");
            DebugLog.printAriDebug(fnName, "Sending 1");
            response = sshJcraftWrapper.send("1", ":");
            DebugLog.printAriDebug(fnName, "Sending 1, the second time");
            response = sshJcraftWrapper.send("1", "#");
            DebugLog.printAriDebug(fnName, "Sending paging-options disable");
            response = sshJcraftWrapper.send("paging-options disable", "#");
            DebugLog.printAriDebug(fnName, "Sending show config");
            response = sshJcraftWrapper.send("show config", "#");

            DebugLog.printAriDebug(fnName, "response is now:'" + response + "'");
            DebugLog.printAriDebug(fnName, "Populating the ctx object with the response");
            ctx.setAttribute("cliOutput", response);
            sshJcraftWrapper.closeConnection();
            r.code = 200;
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        } catch (IOException e) {
            DebugLog.printAriDebug(fnName, "Caught a IOException e=" + e);
            log.debug(fnName + " : Caught a IOException e=" + e);
            sshJcraftWrapper.closeConnection();
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            DebugLog.printAriDebug(fnName, "Returning error message");
            return (setResponseStatus(ctx, r));
        }
    }
    if (key.equals("escapeSql")) {
        String data = parameters.get("artifactContents");
        log.debug("ConfigComponentAdaptor.configure - escapeSql");
        data = escapeMySql(data);
        ctx.setAttribute("escapedData", data);
        return (setResponseStatus(ctx, r));
    }
    if (key.equals("GetCliRunningConfig")) {
        debugLog.printRTAriDebug(fnName, "key was: GetCliRunningConfig: ");
        log.debug("key was: GetCliRunningConfig: ");
        String User_name = parameters.get("User_name");
        String Host_ip_address = parameters.get("Host_ip_address");
        String Password = parameters.get("Password");
        Password = EncryptionTool.getInstance().decrypt(Password);
        String Port_number = parameters.get("Port_number");
        String Get_config_template = parameters.get("Get_config_template");
        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        log.debug("GetCliRunningConfig: sshJcraftWrapper was instantiated");
        debugLog.printRTAriDebug(fnName, "GetCliRunningConfig: sshJcraftWrapper was instantiated");
        try {
            DebugLog.printAriDebug(fnName, "GetCliRunningConfig: User_name=" + User_name +
                " Host_ip_address=" + Host_ip_address + " Port_number="
                + Port_number);
            log.debug("GetCliRunningConfig: Attempting to login: Host_ip_address=" + Host_ip_address +
                " User_name=" + User_name + " Port_number=" + Port_number);
            StringBuffer sb = new StringBuffer();
            String response = "";
            String CliResponse = "";
            boolean showConfigFlag = false;
            sshJcraftWrapper.connect(Host_ip_address,
                User_name,
                Password,
                "",
                30000,
                Integer.parseInt(Port_number));
            DebugLog.printAriDebug(fnName, "GetCliRunningConfig: On the VNF device");
            StringTokenizer st = new StringTokenizer(Get_config_template, "\n");
            String command = null;
            try {
                while (st.hasMoreTokens()) {
                    String line = st.nextToken();
                    DebugLog.printAriDebug(fnName, "line=" + line);
                    if (line.indexOf("Request:") != -1) {
                        DebugLog.printAriDebug(fnName, "Found a Request line: line=" + line);
                        command = getStringBetweenQuotes(line);
                        DebugLog.printAriDebug(fnName, "Sending command=" + command);
                        sshJcraftWrapper.send(command);
                        DebugLog.printAriDebug(fnName, "command has been sent");
                        if (line.indexOf("show config") != -1) {
                            showConfigFlag = true;
                            DebugLog.printAriDebug(fnName, "GetCliRunningConfig: setting 'showConfigFlag' to true");
                            log.debug("GetCliRunningConfig: GetCliRunningConfig: setting 'showConfigFlag' to true");
                        }
                    }
                    if (line.indexOf("Response: Ends_With") != -1) {
                        DebugLog.printAriDebug(fnName, "Found a Response line: line=" + line);
                        String delemeter = getStringBetweenQuotes(line);
                        DebugLog.printAriDebug(fnName, "The delemeter=" + delemeter);
                        String tmpResponse = sshJcraftWrapper.receiveUntil(delemeter, 30 * 1000, command);
                        response += tmpResponse;
                        if (showConfigFlag) {
                            showConfigFlag = false;
                            StringTokenizer st2 = new StringTokenizer(tmpResponse, "\n");
                            //    Strip off the last line which is the command prompt from the VNF device.
                            while (st2.hasMoreTokens()) {
                                String line2 = st2.nextToken();
                                if (line2.indexOf("#") == -1) {
                                    CliResponse += line2 + "\n";
                                }
                            }
                        }
                    }
                }
            } catch (NoSuchElementException e) {
                DebugLog.printAriDebug(fnName, "Caught a NoSuchElementException: e=" + e);
            }
            DebugLog.printAriDebug(fnName, "CliResponse=\n" + CliResponse);
            ctx.setAttribute("cliOutput", CliResponse);
            sshJcraftWrapper.closeConnection();
            r.code = 200;
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        } catch (IOException e) {
            DebugLog.printAriDebug(fnName, "GetCliRunningConfig: Caught a IOException e=" + e);
            log.debug(fnName + " : GetCliRunningConfig: Caught a IOException e=" + e);
            sshJcraftWrapper.closeConnection();
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            DebugLog.printAriDebug(fnName, "GetCliRunningConfig: Returning error message");
            return (setResponseStatus(ctx, r));
        }
    }
    if (key.equals("xml-download")) {
        log(fnName, "key was:    xml-download");
        String User_name = parameters.get("User_name");
        String Host_ip_address = parameters.get("Host_ip_address");
        String Password = parameters.get("Password");
        Password = EncryptionTool.getInstance().decrypt(Password);
        String Port_number = parameters.get("Port_number");
        String Contents = parameters.get("Contents");
        String netconfHelloCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n <hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n    <capabilities>\n   <capability>urn:ietf:params:netconf:base:1.0</capability>\n  <capability>urn:com:ericsson:ebase:1.1.0</capability> </capabilities>\n </hello>";
        String terminateConnectionCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n    <rpc message-id=\"terminateConnection\" xmlns:netconf=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n <close-session/> \n </rpc>\n ]]>]]>";
        String commitCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n <rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" message-id=\"1\"> <commit/> </rpc>\n ]]>]]>";

        log(fnName,
            "xml-download: User_name=" + User_name + " Host_ip_address=" + Host_ip_address
                + " Port_number=" + Port_number);
        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        try {
            sshJcraftWrapper.connect(Host_ip_address,
                User_name,
                Password,
                "]]>]]>",
                30000,
                Integer.parseInt(Port_number),
                "netconf");
            String NetconfHelloCmd = netconfHelloCmd;
            NetconfHelloCmd = NetconfHelloCmd + "]]>]]>";
            log(fnName, "Sending the hello command");
            sshJcraftWrapper.send(NetconfHelloCmd);
            String response = sshJcraftWrapper.receiveUntil("]]>]]>", 10000, "");
            log(fnName, "Sending xmlCmd cmd");
            String xmlCmd = Contents;
            String messageId = "1";
            messageId = "\"" + messageId + "\"";
            String loadConfigurationString =
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?> <rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" message-id="
                    + messageId
                    + "> <edit-config> <target> <candidate /> </target> <default-operation>merge</default-operation> <config xmlns:xc=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"
                    + xmlCmd + "</config> </edit-config> </rpc>";
            loadConfigurationString = loadConfigurationString + "]]>]]>";
            sshJcraftWrapper.send(loadConfigurationString);
            DebugLog.printAriDebug(fnName, ":After sending loadConfigurationString");
            response = sshJcraftWrapper.receiveUntil("</rpc-reply>", 600000, "");
            if (response.indexOf("rpc-error") != -1) {
                DebugLog.printAriDebug(fnName, "Error from device: Response from device had 'rpc-error'");
                DebugLog.printAriDebug(fnName, "response=\n" + response + "\n");
                r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
                r.message = response;
            } else {
                DebugLog.printAriDebug(fnName, ":LoadConfiguration was a success, sending commit cmd");
                sshJcraftWrapper.send(commitCmd);
                DebugLog.printAriDebug(fnName, ":After sending commitCmd");
                response = sshJcraftWrapper.receiveUntil("</rpc-reply>", 180000, "");
                if (response.indexOf("rpc-error") != -1) {
                    DebugLog.printAriDebug(fnName, "Error from device: Response from device had 'rpc-error'");
                    DebugLog.printAriDebug(fnName, "response=\n" + response + "\n");
                    r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
                    r.message = response;
                } else {
                    DebugLog.printAriDebug(fnName, ":Looks like a success");
                    DebugLog.printAriDebug(fnName, "response=\n" + response + "\n");
                    r.code = 200;
                }
            }
            sshJcraftWrapper.send(terminateConnectionCmd);
            sshJcraftWrapper.closeConnection();
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        } catch (Exception e) {
            log(fnName, "Caught an Exception, e=" + e);
            log(fnName, "StackTrace=" + DebugLog.getStackTraceString(e));
            sshJcraftWrapper.closeConnection();
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            log(fnName, "Returning error message");
            return (setResponseStatus(ctx, r));
        }
    }
    if (key.equals("xml-getrunningconfig")) {
        log(fnName, "key was: : xml-getrunningconfig");
        String xmlGetRunningConfigCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?> <rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" message-id=\"1\">    <get-config> <source> <running /> </source> </get-config> </rpc>\n";
        String Host_ip_address = parameters.get("Host_ip_address");
        String User_name = parameters.get("User_name");
        String Password = parameters.get("Password");
        Password = EncryptionTool.getInstance().decrypt(Password);
        String Port_number = parameters.get("Port_number");
        String Protocol = parameters.get("Protocol");
        String netconfHelloCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n <hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n    <capabilities>\n   <capability>urn:ietf:params:netconf:base:1.0</capability>\n <capability>urn:com:ericsson:ebase:1.1.0</capability> </capabilities>\n </hello>";
        String terminateConnectionCmd = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n    <rpc message-id=\"terminateConnection\" xmlns:netconf=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n <close-session/> \n </rpc>\n ]]>]]>";
        log(fnName,
            "xml-getrunningconfig: User_name=" + User_name + " Host_ip_address=" + Host_ip_address
                + " Port_number=" + Port_number);
        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        try {
            String NetconfHelloCmd = netconfHelloCmd;
            sshJcraftWrapper.connect(Host_ip_address,
                User_name,
                Password,
                "]]>]]>",
                30000,
                Integer.parseInt(Port_number),
                "netconf");
            NetconfHelloCmd = NetconfHelloCmd + "]]>]]>";
            log(fnName, ":Sending the hello command");
            sshJcraftWrapper.send(NetconfHelloCmd);
            String response = sshJcraftWrapper.receiveUntil("]]>]]>", 10000, "");
            log(fnName, "Sending get running config command");
            sshJcraftWrapper.send(xmlGetRunningConfigCmd + "]]>]]>\n");
            response = sshJcraftWrapper.receiveUntil("</rpc-reply>", 180000, "");
            DebugLog.printAriDebug(fnName, "Response from getRunningconfigCmd=" + response);
            response = trimResponse(response);
            ctx.setAttribute("xmlRunningConfigOutput", response);
            sshJcraftWrapper.send(terminateConnectionCmd);
            sshJcraftWrapper.closeConnection();
            r.code = 200;
            sshJcraftWrapper = null;
            return (setResponseStatus(ctx, r));
        } catch (Exception e) {
            log(fnName, "Caught an Exception, e=" + e);
            log(fnName, "StackTrace=" + DebugLog.getStackTraceString(e));
            sshJcraftWrapper.closeConnection();
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            log(fnName, "Returning error message");
            return (setResponseStatus(ctx, r));
        }
    }
    if (key.equals("DownloadCliConfig")) {
        debugLog.printRTAriDebug(fnName, "key was: DownloadCliConfig: ");
        log.debug("key was: DownloadCliConfig: ");
        String User_name = parameters.get("User_name");
        String Host_ip_address = parameters.get("Host_ip_address");
        String Password = parameters.get("Password");
        Password = EncryptionTool.getInstance().decrypt(Password);
        String Port_number = parameters.get("Port_number");
        String Download_config_template = parameters.get("Download_config_template");
        String Config_contents = parameters.get("Config_contents");
        DebugLog.printAriDebug(fnName, "Contents of the 'Config_contents' are: " + Config_contents);
        SshJcraftWrapper sshJcraftWrapper = new SshJcraftWrapper();
        log.debug("DownloadCliConfig: sshJcraftWrapper was instantiated");
        debugLog.printRTAriDebug(fnName, "DownloadCliConfig: sshJcraftWrapper was instantiated");
        int timeout = 4 * 60 * 1000;
        try {
            DebugLog.printAriDebug(fnName, "DownloadCliConfig: User_name=" + User_name +
                " Host_ip_address=" + Host_ip_address + " Port_number="
                + Port_number);
            log.debug("DownloadCliConfig: Attempting to login: Host_ip_address=" + Host_ip_address +
                " User_name=" + User_name + " Port_number=" + Port_number);
            StringBuffer sb = new StringBuffer();
            String response = "";
            String CliResponse = "";
            sshJcraftWrapper.connect(Host_ip_address,
                User_name,
                Password,
                "",
                30000,
                Integer.parseInt(Port_number));
            DebugLog.printAriDebug(fnName, "DownloadCliConfig: On the VNF device");
            StringTokenizer st = new StringTokenizer(Download_config_template, "\n");
            String command = null;
            String executeConfigContentsDelemeter = null;
            try {
                while (st.hasMoreTokens()) {
                    String line = st.nextToken();
                    DebugLog.printAriDebug(fnName, "line=" + line);
                    if (line.indexOf("Request:") != -1) {
                        DebugLog.printAriDebug(fnName, "Found a Request line: line=" + line);
                        command = getStringBetweenQuotes(line);
                        DebugLog.printAriDebug(fnName, "Sending command=" + command);
                        sshJcraftWrapper.send(command);
                        DebugLog.printAriDebug(fnName, "command has been sent");
                    } else if ((line.indexOf("Response: Ends_With") != -1) && (
                        line.indexOf("Execute_config_contents Response: Ends_With") == -1)) {
                        DebugLog.printAriDebug(fnName, "Found a Response line: line=" + line);
                        String delemeter = getStringBetweenQuotes(line);
                        DebugLog.printAriDebug(fnName, "The delemeter=" + delemeter);
                        String tmpResponse = sshJcraftWrapper.receiveUntil(delemeter, timeout, command);
                        response += tmpResponse;
                        CliResponse += tmpResponse;
                    } else if (line.indexOf("Execute_config_contents Response: Ends_With") != -1) {
                        DebugLog.printAriDebug(fnName, "Found a 'Execute_config_contents Response:' line=" + line);
                        executeConfigContentsDelemeter = getStringBetweenQuotes(line);
                        DebugLog.printAriDebug(fnName,
                            "executeConfigContentsDelemeter=" + executeConfigContentsDelemeter);
                        StringTokenizer st2 = new StringTokenizer(Config_contents, "\n");
                        while (st2.hasMoreTokens()) {
                            String cmd = st2.nextToken();
                            DebugLog.printAriDebug(fnName, "Config_contents: cmd=" + cmd);
                            sshJcraftWrapper.send(cmd);
                            String tmpResponse = sshJcraftWrapper.receiveUntil(executeConfigContentsDelemeter,
                                timeout,
                                command);
                            CliResponse += tmpResponse;
                        }
                    }
                }
            } catch (NoSuchElementException e) {
                DebugLog.printAriDebug(fnName, "Caught a NoSuchElementException: e=" + e);
            }
            sshJcraftWrapper.closeConnection();
            sshJcraftWrapper = null;
            DebugLog.printAriDebug(fnName, ":Escaping all the single and double quotes in the response");
            CliResponse = CliResponse.replaceAll("\"", "\\\\\"");
            CliResponse = CliResponse.replaceAll("\'", "\\\\'");
            DebugLog.printAriDebug(fnName, "CliResponse=\n" + CliResponse);
            ctx.setAttribute("cliOutput", CliResponse);
            r.code = 200;
            return (setResponseStatus(ctx, r));
        } catch (IOException e) {
            DebugLog.printAriDebug(fnName, "DownloadCliConfig: Caught a IOException e=" + e);
            log.debug(fnName + " : DownloadCliConfig: Caught a IOException e=" + e);
            sshJcraftWrapper.closeConnection();
            r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
            r.message = e.getMessage();
            sshJcraftWrapper = null;
            DebugLog.printAriDebug(fnName, "DownloadCliConfig: Returning error message");
            return (setResponseStatus(ctx, r));
        }
    }

    debugLog.printRTAriDebug(fnName, "Unsupported action - " + action);
    log.error("Unsupported action - " + action);
    return ConfigStatus.FAILURE;
}

private void log(String fileName, String messg) {
    debugLog.printRTAriDebug(fileName, messg);
    log.debug(fileName + ": " + messg);
}

private ConfigStatus prepare(SvcLogicContext ctx, String requestType, String operation) {
    String templateName = requestType.equals("BASE") ? "/config-base.xml" : "/config-data.xml";
    String ndTemplate = readFile(templateName);
    String nd = buildNetworkData2(ctx, ndTemplate, operation);

    String reqTemplate = readFile("/config-request.xml");
    Map<String, String> param = new HashMap<String, String>();
    param.put("request-id", ctx.getAttribute("service-data.appc-request-header.svc-request-id"));
    param.put("request-type", requestType);
    param.put("callback-url", configCallbackUrl);
    if (operation.equals("create") || operation.equals("change") || operation.equals("scale")) {
        param.put("action", "GenerateOnly");
    }
    param.put("equipment-name", ctx.getAttribute("service-data.service-information.service-instance-id"));
    param.put("equipment-ip-address", ctx.getAttribute("service-data.vnf-config-information.vnf-host-ip-address"));
    param.put("vendor", ctx.getAttribute("service-data.vnf-config-information.vendor"));
    param.put("network-data", nd);

    String req = null;
    try {
        req = buildXmlRequest(param, reqTemplate);
    } catch (Exception e) {
        log.error("Error building the XML request: ", e);

        HttpResponse r = new HttpResponse();
        r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
        r.message = e.getMessage();
        return setResponseStatus(ctx, r);
    }

    HttpResponse r = sendXmlRequest(req, configUrl, configUser, configPassword);
    return setResponseStatus(ctx, r);
}

private ConfigStatus activate(SvcLogicContext ctx, boolean change) {
    String reqTemplate = readFile("/config-request.xml");
    Map<String, String> param = new HashMap<String, String>();
    param.put("request-id", ctx.getAttribute("service-data.appc-request-header.svc-request-id"));
    param.put("callback-url", configCallbackUrl);
    param.put("action", change ? "DownloadChange" : "DownloadBase");
    param.put("equipment-name", ctx.getAttribute("service-data.service-information.service-instance-id"));

    String req = null;
    try {
        req = buildXmlRequest(param, reqTemplate);
    } catch (Exception e) {
        log.error("Error building the XML request: ", e);

        HttpResponse r = new HttpResponse();
        r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
        r.message = e.getMessage();
        return setResponseStatus(ctx, r);
    }

    HttpResponse r = sendXmlRequest(req, configUrl, configUser, configPassword);
    return setResponseStatus(ctx, r);
}

private ConfigStatus audit(SvcLogicContext ctx, String auditLevel) {
    String reqTemplate = readFile("/audit-request.xml");
    Map<String, String> param = new HashMap<String, String>();
    param.put("request-id", ctx.getAttribute("service-data.appc-request-header.svc-request-id"));
    param.put("callback-url", auditCallbackUrl);
    param.put("equipment-name", ctx.getAttribute("service-data.service-information.service-instance-id"));
    param.put("audit-level", auditLevel);

    String req = null;
    try {
        req = buildXmlRequest(param, reqTemplate);
    } catch (Exception e) {
        log.error("Error building the XML request: ", e);

        HttpResponse r = new HttpResponse();
        r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
        r.message = e.getMessage();
        return setResponseStatus(ctx, r);
    }

    HttpResponse r = sendXmlRequest(req, auditUrl, auditUser, auditPassword);
    return setResponseStatus(ctx, r);
}

@Override
public ConfigStatus activate(String key, SvcLogicContext ctx) {
    return ConfigStatus.SUCCESS;
}

@Override
public ConfigStatus deactivate(String key, SvcLogicContext ctx) {
    return ConfigStatus.SUCCESS;
}

private String escapeMySql(String input) {
    if (input == null) {
        return null;
    }

    input = input.replace("\\", "\\\\");
    input = input.replace("\'", "\\'");

    return input;
}

private String readFile(String fileName) {
    InputStream is = getClass().getResourceAsStream(fileName);
    InputStreamReader isr = new InputStreamReader(is);
    BufferedReader in = new BufferedReader(isr);
    StringBuilder ss = new StringBuilder();
    try {
        String s = in.readLine();
        while (s != null) {
            ss.append(s).append('\n');
            s = in.readLine();
        }
    } catch (IOException e) {
        System.out.println("Error reading " + fileName + ": " + e.getMessage());
        throw new RuntimeException("Error reading " + fileName + ": " + e.getMessage(), e);
    } finally {
        try {
            in.close();
        } catch (Exception e) {
            log.warn("Could not close BufferedReader", e);
        }
        try {
            isr.close();
        } catch (Exception e) {
            log.warn("Could not close InputStreamReader", e);
        }
        try {
            is.close();
        } catch (Exception e) {
            log.warn("Could not close InputStream", e);
        }
    }
    return ss.toString();
}

private String buildXmlRequest(Map<String, String> param, String template) {
    StringBuilder ss = new StringBuilder();
    int i = 0;
    while (i < template.length()) {
        int i1 = template.indexOf("${", i);
        if (i1 < 0) {
            ss.append(template.substring(i));
            break;
        }

        int i2 = template.indexOf('}', i1 + 2);
        if (i2 < 0) {
            throw new RuntimeException("Template error: Matching } not found");
        }

        String var1 = template.substring(i1 + 2, i2);
        String value1 = param.get(var1);
        if (value1 == null || value1.trim().length() == 0) {
            // delete the whole element (line)
            int i3 = template.lastIndexOf('\n', i1);
            if (i3 < 0) {
                i3 = 0;
            }
            int i4 = template.indexOf('\n', i1);
            if (i4 < 0) {
                i4 = template.length();
            }

            if (i < i3) {
                ss.append(template.substring(i, i3));
            }
            i = i4;
        } else {
            ss.append(template.substring(i, i1)).append(value1);
            i = i2 + 1;
        }
    }

    return ss.toString();
}

private String buildNetworkData2(SvcLogicContext ctx, String template, String operation) {
    log.info("Building XML started");
    long t1 = System.currentTimeMillis();

    template = expandRepeats(ctx, template, 1);

    Map<String, String> mm = new HashMap<>();
    for (String s : ctx.getAttributeKeySet()) {
        mm.put(s, ctx.getAttribute(s));
    }
    mm.put("operation", operation);

    StringBuilder ss = new StringBuilder();
    int i = 0;
    while (i < template.length()) {
        int i1 = template.indexOf("${", i);
        if (i1 < 0) {
            ss.append(template.substring(i));
            break;
        }

        int i2 = template.indexOf('}', i1 + 2);
        if (i2 < 0) {
            throw new RuntimeException("Template error: Matching } not found");
        }

        String var1 = template.substring(i1 + 2, i2);
        String value1 = XmlUtil.getXml(mm, var1);
        if (value1 == null || value1.trim().length() == 0) {
            // delete the whole element (line)
            int i3 = template.lastIndexOf('\n', i1);
            if (i3 < 0) {
                i3 = 0;
            }
            int i4 = template.indexOf('\n', i1);
            if (i4 < 0) {
                i4 = template.length();
            }

            if (i < i3) {
                ss.append(template.substring(i, i3));
            }
            i = i4;
        } else {
            ss.append(template.substring(i, i1)).append(value1);
            i = i2 + 1;
        }
    }

    long t2 = System.currentTimeMillis();
    log.info("Building XML completed. Time: " + (t2 - t1));

    return ss.toString();
}

private String expandRepeats(SvcLogicContext ctx, String template, int level) {
    StringBuilder newTemplate = new StringBuilder();
    int k = 0;
    while (k < template.length()) {
        int i1 = template.indexOf("${repeat:", k);
        if (i1 < 0) {
            newTemplate.append(template.substring(k));
            break;
        }

        int i2 = template.indexOf(':', i1 + 9);
        if (i2 < 0) {
            throw new RuntimeException(
                "Template error: Context variable name followed by : is required after repeat");
        }

        // Find the closing }, store in i3
        int nn = 1;
        int i3 = -1;
        int i = i2;
        while (nn > 0 && i < template.length()) {
            i3 = template.indexOf('}', i);
            if (i3 < 0) {
                throw new RuntimeException("Template error: Matching } not found");
            }
            int i32 = template.indexOf('{', i);
            if (i32 >= 0 && i32 < i3) {
                nn++;
                i = i32 + 1;
            } else {
                nn--;
                i = i3 + 1;
            }
        }

        String var1 = template.substring(i1 + 9, i2);
        String value1 = ctx.getAttribute(var1);
        log.info("         " + var1 + ": " + value1);
        int n = 0;
        try {
            n = Integer.parseInt(value1);
        } catch (Exception e) {
            n = 0;
        }

        newTemplate.append(template.substring(k, i1));

        String rpt = template.substring(i2 + 1, i3);

        for (int ii = 0; ii < n; ii++) {
            String ss = rpt.replaceAll("\\[\\$\\{" + level + "\\}\\]", "[" + ii + "]");
            newTemplate.append(ss);
        }

        k = i3 + 1;
    }

    if (k == 0) {
        return newTemplate.toString();
    }

    return expandRepeats(ctx, newTemplate.toString(), level + 1);
}

private HttpResponse sendXmlRequest(String xmlRequest, String url, String user, String password) {
    try {
        Client client = Client.create();
        client.setConnectTimeout(5000);
        WebResource webResource = client.resource(url);

        log.info("SENDING...............");
        log.info(xmlRequest);

        String authString = user + ":" + password;
        byte[] authEncBytes = Base64.encode(authString);
        String authStringEnc = new String(authEncBytes);
        authString = "Basic " + authStringEnc;

        ClientResponse response =
            webResource.header("Authorization", authString).accept("UTF-8").type("application/xml").post(
                ClientResponse.class, xmlRequest);

        int code = response.getStatus();
        String message = null;

        log.info("RESPONSE...............");
        log.info("HTTP response code: " + code);
        log.info("HTTP response message: " + message);
        log.info("");

        HttpResponse r = new HttpResponse();
        r.code = code;
        r.message = message;
        return r;

    } catch (Exception e) {
        log.error("Error sending the request: ", e);

        HttpResponse r = new HttpResponse();
        r.code = HttpURLConnection.HTTP_INTERNAL_ERROR;
        r.message = e.getMessage();
        return r;
    }
}

private static class HttpResponse {

    public int code;

    public String message;
}

private ConfigStatus setResponseStatus(SvcLogicContext ctx, HttpResponse r) {
    ctx.setAttribute("error-code", String.valueOf(r.code));
    ctx.setAttribute("error-message", r.message);

    return r.code > 299 ? ConfigStatus.FAILURE : ConfigStatus.SUCCESS;
}

private String getStringBetweenQuotes(String string) {
    String fnName = "ConfigComponentAdaptor.getStringBetweenQuotes";
    DebugLog.printAriDebug(fnName, "string=" + string);
    String retString = null;
    int start = string.indexOf("\"");
    int end = string.lastIndexOf("\"");
    retString = string.substring(start + 1, end);
    DebugLog.printAriDebug(fnName, "retString=" + retString);
    return (retString);
}

public static String _readFile(String fileName) {
    StringBuffer strBuff = new StringBuffer();
    String line;
    try (BufferedReader in = new BufferedReader(new FileReader(fileName))) {
        while ((line = in.readLine()) != null) {
            strBuff.append(line + "\n");
        }
    } catch (IOException e) {
        System.out.println("Caught an IOException in method readFile(): e=" + e.toString());
    }
    return (strBuff.toString());
}

private String trimResponse(String response) {
    StringTokenizer line = new StringTokenizer(response, "\n");
    StringBuffer sb = new StringBuffer();
    boolean captureText = false;
    while (line.hasMoreTokens()) {
        String token = line.nextToken();
        if (token.indexOf("<configuration xmlns=") != -1) {
            captureText = true;
        }
        if (captureText) {
            sb.append(token + "\n");
        }
        if (token.indexOf("</configuration>") != -1) {
            captureText = false;
        }
    }
    return (sb.toString());
}

public static void main(String args[]) throws Exception {
    Properties props = null;
    System.out.println("*************************Hello*****************************");
    ConfigComponentAdaptor cca = new ConfigComponentAdaptor(props);
    String Get_config_template = _readFile("/home/userID/data/Get_config_template");
    String Download_config_template = _readFile("/home/userID/data/Download_config_template_2");
    String key = "GetCliRunningConfig";
    Map<String, String> parameters = new HashMap();
    parameters.put("Host_ip_address", "000.00.000.00");
    parameters.put("User_name", "root");
    parameters.put("Password", "!bootstrap");
    parameters.put("Port_number", "22");
    parameters.put("Get_config_template", Get_config_template);

    SvcLogicContext ctx = null;
    System.out.println("*************************TRACE 1*****************************");
    cca.configure(key, parameters, ctx);
}
}