1 /*******************************************************************************
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2 * ============LICENSE_START==================================================
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4 * * ===========================================================================
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5 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
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6 * * ===========================================================================
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7 * * Licensed under the Apache License, Version 2.0 (the "License");
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8 * * you may not use this file except in compliance with the License.
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9 * * You may obtain a copy of the License at
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11 * * http://www.apache.org/licenses/LICENSE-2.0
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13 * * Unless required by applicable law or agreed to in writing, software
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14 * * distributed under the License is distributed on an "AS IS" BASIS,
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15 * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 * * See the License for the specific language governing permissions and
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17 * * limitations under the License.
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18 * * ============LICENSE_END====================================================
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20 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
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22 ******************************************************************************/
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24 package org.onap.dmaap.datarouter.provisioning.utils;
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26 import static java.lang.System.exit;
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28 import com.att.eelf.configuration.EELFLogger;
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29 import com.att.eelf.configuration.EELFManager;
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30 import java.io.File;
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31 import java.io.FileInputStream;
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32 import java.io.IOException;
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33 import java.io.InputStream;
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34 import java.io.InputStreamReader;
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35 import java.io.LineNumberReader;
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36 import java.security.KeyStore;
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37 import java.util.Arrays;
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38 import java.util.Properties;
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40 import javax.servlet.http.HttpServletResponse;
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42 import org.apache.http.HttpEntity;
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43 import org.apache.http.HttpResponse;
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44 import org.apache.http.StatusLine;
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45 import org.apache.http.client.methods.HttpDelete;
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46 import org.apache.http.client.methods.HttpGet;
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47 import org.apache.http.client.methods.HttpPost;
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48 import org.apache.http.conn.scheme.Scheme;
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49 import org.apache.http.conn.ssl.SSLSocketFactory;
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50 import org.apache.http.impl.client.AbstractHttpClient;
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51 import org.apache.http.impl.client.DefaultHttpClient;
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52 import org.apache.http.util.EntityUtils;
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53 import org.json.JSONArray;
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54 import org.json.JSONObject;
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55 import org.json.JSONTokener;
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58 * This class provides a Command Line Interface for the routing tables in the DR Release 2.0 DB.
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59 * A full description of this command is <a href="http://wiki.proto.research.att.com/doku.php?id=datarouter-route-cli">here</a>.
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61 * @author Robert Eby
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62 * @version $Id: DRRouteCLI.java,v 1.2 2013/11/05 15:54:16 eby Exp $
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64 public class DRRouteCLI {
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66 * Invoke the CLI. The CLI can be run with a single command (given as command line arguments),
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67 * or in an interactive mode where the user types a sequence of commands to the program. The CLI is invoked via:
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69 * java org.onap.dmaap.datarouter.provisioning.utils.DRRouteCLI [ -s <i>server</i> ] [ <i>command</i> ]
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71 * A full description of the arguments to this command are
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72 * <a href="http://wiki.proto.research.att.com/doku.php?id=datarouter-route-cli">here</a>.
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74 * @param args command line arguments
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75 * @throws Exception for any unrecoverable problem
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77 public static void main(String[] args) throws Exception {
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78 String server = System.getenv(ENV_VAR);
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79 if (args.length >= 2 && args[0].equals("-s")) {
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81 String[] str = new String[args.length - 2];
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82 if (str.length > 0) {
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83 System.arraycopy(args, 2, str, 0, str.length);
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87 if (server == null || server.equals("")) {
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88 System.err.println("dr-route: you need to specify a server, either via $PROVSRVR or the '-s' option.");
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91 DRRouteCLI cli = new DRRouteCLI(server);
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92 if (args.length > 0) {
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93 boolean bool = cli.runCommand(args);
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94 System.exit(bool ? 0 : 1);
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101 private static final String ENV_VAR = "PROVSRVR";
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102 private static final String PROMPT = "dr-route> ";
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103 private static final String DEFAULT_TRUSTSTORE_PATH = /* $JAVA_HOME + */ "/jre/lib/security/cacerts";
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104 private static final EELFLogger intlogger = EELFManager.getInstance().getLogger("InternalLog");
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106 private final String server;
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107 private int width = 120; // screen width (for list)
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108 private AbstractHttpClient httpclient;
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111 * Create a DRRouteCLI object connecting to the specified server.
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113 * @param server the server to send command to
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114 * @throws Exception generic exception
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116 public DRRouteCLI(String server) throws Exception {
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117 this.server = server;
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118 this.httpclient = new DefaultHttpClient();
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120 Properties provProperties = (new DB()).getProperties();
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122 AafPropsUtils.init(new File(provProperties.getProperty(
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123 "org.onap.dmaap.datarouter.provserver.aafprops.path",
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124 "/opt/app/osaaf/local/org.onap.dmaap-dr.props")));
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125 } catch (IOException e) {
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126 intlogger.error("NODE0314 Failed to load AAF props. Exiting", e);
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130 String truststoreFile = AafPropsUtils.getInstance().getTruststorePathProperty();
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131 String truststorePw = AafPropsUtils.getInstance().getTruststorePassProperty();
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133 KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
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134 if (truststoreFile == null || truststoreFile.equals("")) {
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135 String jhome = System.getenv("JAVA_HOME");
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136 if (jhome == null || jhome.equals("")) {
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137 jhome = "/opt/java/jdk/jdk180";
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139 truststoreFile = jhome + DEFAULT_TRUSTSTORE_PATH;
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141 File file = new File(truststoreFile);
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142 if (file.exists()) {
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143 FileInputStream instream = new FileInputStream(file);
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145 trustStore.load(instream, truststorePw.toCharArray());
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146 } catch (Exception x) {
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147 intlogger.error("Problem reading truststore: " + x.getMessage(), x);
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152 } catch (Exception e) {
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153 intlogger.error("Ignore error closing input stream: " + e.getMessage(), e);
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158 SSLSocketFactory socketFactory = new SSLSocketFactory(trustStore);
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159 Scheme sch = new Scheme("https", 443, socketFactory);
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160 httpclient.getConnectionManager().getSchemeRegistry().register(sch);
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163 private void interactive() throws IOException {
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164 LineNumberReader in = new LineNumberReader(new InputStreamReader(System.in));
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166 System.out.print(PROMPT);
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167 String line = in.readLine();
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168 if (line == null) {
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171 line = line.trim();
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172 if (line.equalsIgnoreCase("exit")) { // "exit" may only be used in interactive mode
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175 if (line.equalsIgnoreCase("quit")) { // "quit" may only be used in interactive mode
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178 String[] args = line.split("[ \t]+");
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179 if (args.length > 0) {
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186 * Run the command specified by the arguments.
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188 * @param args The command line arguments.
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189 * @return true if the command was valid and succeeded
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191 boolean runCommand(String[] args) {
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192 String cmd = args[0].trim().toLowerCase();
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193 if (cmd.equals("add")) {
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194 if (args.length > 2) {
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195 if (args[1].startsWith("in") && args.length >= 6) {
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196 return addIngress(args);
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198 if (args[1].startsWith("eg") && args.length == 4) {
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199 return addEgress(args);
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201 if (args[1].startsWith("ne") && args.length == 5) {
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202 return addRoute(args);
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205 System.err.println("Add command should be one of:");
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206 System.err.println(" add in[gress] feedid user subnet nodepatt [ seq ]");
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207 System.err.println(" add eg[ress] subid node");
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208 System.err.println(" add ne[twork] fromnode tonode vianode");
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209 } else if (cmd.startsWith("del")) {
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210 if (args.length > 2) {
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211 if (args[1].startsWith("in") && args.length == 5) {
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212 return delIngress(args);
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214 if (args[1].startsWith("in") && args.length == 3) {
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215 return delIngress(args);
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217 if (args[1].startsWith("eg") && args.length == 3) {
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218 return delEgress(args);
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220 if (args[1].startsWith("ne") && args.length == 4) {
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221 return delRoute(args);
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224 System.err.println("Delete command should be one of:");
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225 System.err.println(" del in[gress] feedid user subnet");
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226 System.err.println(" del in[gress] seq");
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227 System.err.println(" del eg[ress] subid");
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228 System.err.println(" del ne[twork] fromnode tonode");
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229 } else if (cmd.startsWith("lis")) {
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231 } else if (cmd.startsWith("wid") && args.length > 1) {
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232 width = Integer.parseInt(args[1]);
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234 } else if (cmd.startsWith("?") || cmd.startsWith("hel") || cmd.startsWith("usa")) {
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236 } else if (cmd.startsWith("#")) {
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237 // comment -- ignore
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239 System.err.println("Command should be one of add, del, list, exit, quit");
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244 private void usage() {
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245 System.out.println("Enter one of the following commands:");
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246 System.out.println(" add in[gress] feedid user subnet nodepatt [ seq ]");
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247 System.out.println(" add eg[ress] subid node");
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248 System.out.println(" add ne[twork] fromnode tonode vianode");
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249 System.out.println(" del in[gress] feedid user subnet");
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250 System.out.println(" del in[gress] seq");
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251 System.out.println(" del eg[ress] subid");
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252 System.out.println(" del ne[twork] fromnode tonode");
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253 System.out.println(" list [ all | ingress | egress | network ]");
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254 System.out.println(" exit");
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255 System.out.println(" quit");
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258 private boolean addIngress(String[] args) {
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259 String url = String.format("https://%s/internal/route/ingress/?feed=%s&user=%s&subnet=%s&nodepatt=%s", server, args[2], args[3], args[4], args[5]);
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260 if (args.length > 6) {
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261 url += "&seq=" + args[6];
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263 return doPost(url);
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266 private boolean addEgress(String[] args) {
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267 String url = String.format("https://%s/internal/route/egress/?sub=%s&node=%s", server, args[2], args[3]);
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268 return doPost(url);
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271 private boolean addRoute(String[] args) {
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272 String url = String.format("https://%s/internal/route/network/?from=%s&to=%s&via=%s", server, args[2], args[3], args[4]);
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273 return doPost(url);
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276 private boolean delIngress(String[] args) {
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278 if (args.length == 5) {
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279 String subnet = args[4].replaceAll("/", "!"); // replace the / with a !
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280 url = String.format("https://%s/internal/route/ingress/%s/%s/%s", server, args[2], args[3], subnet);
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282 url = String.format("https://%s/internal/route/ingress/%s", server, args[2]);
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284 return doDelete(url);
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287 private boolean delEgress(String[] args) {
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288 String url = String.format("https://%s/internal/route/egress/%s", server, args[2]);
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289 return doDelete(url);
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292 private boolean delRoute(String[] args) {
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293 String url = String.format("https://%s/internal/route/network/%s/%s", server, args[2], args[3]);
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294 return doDelete(url);
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297 private boolean list(String[] args) {
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298 String tbl = (args.length == 1) ? "all" : args[1].toLowerCase();
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299 JSONObject jo = doGet("https://" + server + "/internal/route/"); // Returns all 3 tables
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300 StringBuilder sb = new StringBuilder();
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301 if (tbl.startsWith("al") || tbl.startsWith("in")) {
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303 JSONArray irt = jo.optJSONArray("ingress");
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307 int cw4 = 6; // determine column widths for first 4 cols
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308 for (int i = 0; irt != null && i < irt.length(); i++) {
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309 JSONObject jsonObject = irt.getJSONObject(i);
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310 cw1 = Math.max(cw1, ("" + jsonObject.getInt("seq")).length());
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311 cw2 = Math.max(cw2, ("" + jsonObject.getInt("feedid")).length());
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312 String str = jsonObject.optString("user");
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313 cw3 = Math.max(cw3, (str == null) ? 1 : str.length());
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314 str = jsonObject.optString("subnet");
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315 cw4 = Math.max(cw4, (str == null) ? 1 : str.length());
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318 int nblank = cw1 + cw2 + cw3 + cw4 + 8;
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319 sb.append("Ingress Routing Table\n");
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320 sb.append(String.format("%s %s %s %s Nodes\n", ext("Seq", cw1),
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321 ext("FeedID", cw2), ext("User", cw3), ext("Subnet", cw4)));
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322 for (int i = 0; irt != null && i < irt.length(); i++) {
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323 JSONObject jsonObject = irt.getJSONObject(i);
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324 String seq = "" + jsonObject.getInt("seq");
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325 String feedid = "" + jsonObject.getInt("feedid");
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326 String user = jsonObject.optString("user");
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327 String subnet = jsonObject.optString("subnet");
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328 if (user.equals("")) {
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331 if (subnet.equals("")) {
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334 JSONArray nodes = jsonObject.getJSONArray("node");
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335 int sol = sb.length();
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336 sb.append(String.format("%s %s %s %s ", ext(seq, cw1),
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337 ext(feedid, cw2), ext(user, cw3), ext(subnet, cw4)));
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338 for (int j = 0; j < nodes.length(); j++) {
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339 String nd = nodes.getString(j);
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340 int cursor = sb.length() - sol;
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341 if (j > 0 && (cursor + nd.length() > width)) {
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344 sb.append(ext(" ", nblank));
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347 if ((j + 1) < nodes.length()) {
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354 if (tbl.startsWith("al") || tbl.startsWith("eg")) {
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356 JSONObject ert = jo.optJSONObject("egress");
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357 String[] subs = (ert == null) ? new String[0] : JSONObject.getNames(ert);
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358 if (subs == null) {
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359 subs = new String[0];
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363 for (int i = 0; i < subs.length; i++) {
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364 cw1 = Math.max(cw1, subs[i].length());
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367 if (sb.length() > 0) {
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370 sb.append("Egress Routing Table\n");
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371 sb.append(String.format("%s Node\n", ext("SubID", cw1)));
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372 for (int i = 0; i < subs.length; i++) {
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373 if (ert != null && ert.length() != 0 ) {
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374 String node = ert.getString(subs[i]);
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375 sb.append(String.format("%s %s\n", ext(subs[i], cw1), node));
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380 if (tbl.startsWith("al") || tbl.startsWith("ne")) {
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382 JSONArray nrt = jo.optJSONArray("routing");
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385 for (int i = 0; nrt != null && i < nrt.length(); i++) {
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386 JSONObject jsonObject = nrt.getJSONObject(i);
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387 String from = jsonObject.getString("from");
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388 String to = jsonObject.getString("to");
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389 cw1 = Math.max(cw1, from.length());
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390 cw2 = Math.max(cw2, to.length());
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393 if (sb.length() > 0) {
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396 sb.append("Network Routing Table\n");
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397 sb.append(String.format("%s %s Via\n", ext("From", cw1), ext("To", cw2)));
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398 for (int i = 0; nrt != null && i < nrt.length(); i++) {
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399 JSONObject jsonObject = nrt.getJSONObject(i);
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400 String from = jsonObject.getString("from");
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401 String to = jsonObject.getString("to");
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402 String via = jsonObject.getString("via");
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403 sb.append(String.format("%s %s %s\n", ext(from, cw1), ext(to, cw2), via));
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406 System.out.print(sb.toString());
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410 private String ext(String str, int num) {
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414 while (str.length() < num) {
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420 private boolean doDelete(String url) {
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421 boolean rv = false;
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422 HttpDelete meth = new HttpDelete(url);
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424 HttpResponse response = httpclient.execute(meth);
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425 HttpEntity entity = response.getEntity();
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426 StatusLine sl = response.getStatusLine();
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427 rv = (sl.getStatusCode() == HttpServletResponse.SC_OK);
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429 System.out.println("Routing entry deleted.");
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430 EntityUtils.consume(entity);
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432 printErrorText(entity);
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434 } catch (Exception e) {
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435 intlogger.error("PROV0006 doDelete: " + e.getMessage(), e);
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437 meth.releaseConnection();
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442 private JSONObject doGet(String url) {
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443 JSONObject rv = new JSONObject();
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444 HttpGet meth = new HttpGet(url);
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446 HttpResponse response = httpclient.execute(meth);
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447 HttpEntity entity = response.getEntity();
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448 StatusLine sl = response.getStatusLine();
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449 if (sl.getStatusCode() == HttpServletResponse.SC_OK) {
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450 rv = new JSONObject(new JSONTokener(entity.getContent()));
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452 printErrorText(entity);
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454 } catch (Exception e) {
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455 intlogger.error("PROV0005 doGet: " + e.getMessage(), e);
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457 meth.releaseConnection();
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462 private boolean doPost(String url) {
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463 boolean rv = false;
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464 HttpPost meth = new HttpPost(url);
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466 HttpResponse response = httpclient.execute(meth);
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467 HttpEntity entity = response.getEntity();
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468 StatusLine sl = response.getStatusLine();
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469 rv = (sl.getStatusCode() == HttpServletResponse.SC_OK);
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471 System.out.println("Routing entry added.");
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472 EntityUtils.consume(entity);
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474 printErrorText(entity);
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476 } catch (Exception e) {
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477 intlogger.error("PROV0009 doPost: " + e.getMessage(), e);
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479 meth.releaseConnection();
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484 private void printErrorText(HttpEntity entity) throws IOException {
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485 // Look for and print only the part of the output between <pre>...</pre>
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486 InputStream is = entity.getContent();
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487 StringBuilder sb = new StringBuilder();
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488 byte[] bite = new byte[512];
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490 while ((num = is.read(bite)) > 0) {
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491 sb.append(new String(bite, 0, num));
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494 int ix = sb.indexOf("<pre>");
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496 sb.delete(0, ix + 5);
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498 ix = sb.indexOf("</pre>");
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500 sb.delete(ix, sb.length());
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502 System.err.println(sb.toString());
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