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Copy of MonetDB java directory changeset e6e32756ad31.
author Sjoerd Mullender <sjoerd@acm.org>
date Wed, 21 Sep 2016 09:34:48 +0200 (2016-09-21)
parents
children e67d58485172 17fbaf2635bb
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1 /*
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2 * This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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5 *
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2016 MonetDB B.V.
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7 */
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8
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9 package nl.cwi.monetdb.client;
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10
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11 import nl.cwi.monetdb.util.*;
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12 import nl.cwi.monetdb.merovingian.*;
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13 import java.io.*;
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14 import java.util.*;
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15
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16 /**
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17 * This program mimics the monetdb tool. It is meant as demonstration
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18 * and test of the MeroControl library.
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19 *
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20 * @author Fabian Groffen
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21 * @version 1.0
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22 */
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23
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24 public class JMonetDB {
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25 private static PrintWriter out;
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26
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27 public final static void main(String[] args) throws Exception {
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28 CmdLineOpts copts = new CmdLineOpts();
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29
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30 // arguments which take exactly one argument
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31 copts.addOption("h", "host", CmdLineOpts.CAR_ONE, "localhost",
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32 "The hostname of the host that runs the MonetDB server. " +
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33 "A port number can be supplied by use of a colon, i.e. " +
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34 "-h somehost:12345.");
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35 copts.addOption("p", "port", CmdLineOpts.CAR_ONE, "50000",
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36 "The port number to connect to.");
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37 copts.addOption("P", "passphrase", CmdLineOpts.CAR_ONE, null,
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38 "The passphrase to tell the MonetDB server");
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39 copts.addOption("c", "command", CmdLineOpts.CAR_ONE_MANY, null,
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40 "The command to execute on the MonetDB server");
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41
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42 // arguments which have no argument(s)
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43 copts.addOption(null, "help", CmdLineOpts.CAR_ZERO, null,
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44 "This help screen.");
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45
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46 // extended options
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47 copts.addOption(null, "Xhash", CmdLineOpts.CAR_ONE, null,
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48 "Use the given hash algorithm during challenge response. " +
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49 "Supported algorithm names: SHA256, SHA1, MD5.");
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50 // arguments which can have zero or one argument(s)
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51 copts.addOption(null, "Xdebug", CmdLineOpts.CAR_ONE, null,
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52 "Writes a transmission log to disk for debugging purposes. " +
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53 "A file name must be given.");
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54
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55 try {
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56 copts.processArgs(args);
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57 } catch (OptionsException e) {
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58 System.err.println("Error: " + e.getMessage());
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59 System.exit(1);
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60 }
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61
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62 if (copts.getOption("help").isPresent()) {
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63 System.out.print(
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64 "Usage java -jar jmonetdb.jar\n" +
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65 " -h host[:port] -p port -P passphrase [-X<opt>] -c cmd ...\n" +
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66 "or using long option equivalents --host --port --passphrase.\n" +
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67 "Arguments may be written directly after the option like -p50000.\n" +
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68 "\n" +
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69 "If no host and port are given, localhost and 50000 are assumed.\n" +
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70 "\n" +
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71 "OPTIONS\n" +
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72 copts.produceHelpMessage()
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73 );
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74 System.exit(0);
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75 }
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76
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77 out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
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78
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79 String pass = copts.getOption("passphrase").getArgument();
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80
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81 // we need the password from the user, fetch it with a pseudo
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82 // password protector
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83 if (pass == null) {
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84 char[] tmp = System.console().readPassword("passphrase: ");
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85 if (tmp == null) {
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86 System.err.println("Invalid passphrase!");
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87 System.exit(1);
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88 }
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89 pass = String.valueOf(tmp);
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90 }
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91
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92 // build the hostname
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93 String host = copts.getOption("host").getArgument();
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94 String sport = copts.getOption("port").getArgument();
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95 int pos;
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96 if ((pos = host.indexOf(":")) != -1) {
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97 sport = host.substring(pos + 1);
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98 host = host.substring(0, pos);
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99 }
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100 int port = Integer.parseInt(sport);
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101
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102 String hash = null;
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103 if (copts.getOption("Xhash").isPresent())
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104 hash = copts.getOption("Xhash").getArgument();
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105
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106 if (!copts.getOption("command").isPresent()) {
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107 System.err.println("need a command to execute (-c)");
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108 System.exit(1);
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109 }
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110
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111 Control ctl = null;
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112 try {
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113 ctl = new Control(host, port, pass);
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114 } catch (IllegalArgumentException e) {
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115 System.err.println(e.getMessage());
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116 System.exit(1);
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117 }
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118 // FIXME: Control needs to respect Xhash
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119
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120 if (copts.getOption("Xdebug").isPresent()) {
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121 String fname = copts.getOption("Xdebug").getArgument();
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122 ctl.setDebug(fname);
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123 }
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124
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125 String[] commands = copts.getOption("command").getArguments();
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126 if (commands[0].equals("status")) {
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127 List<SabaothDB> sdbs;
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128 if (commands.length == 1) {
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129 sdbs = ctl.getAllStatuses();
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130 } else {
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131 sdbs = new ArrayList<SabaothDB>();
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132 for (int i = 1; i < commands.length; i++)
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133 sdbs.add(ctl.getStatus(commands[i]));
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134 }
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135 Iterator<SabaothDB> it = sdbs.iterator();
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136 while (it.hasNext()) {
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137 SabaothDB sdb = it.next();
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138 System.out.println(sdb.getName() + " " + sdb.getURI());
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139 }
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140 }
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141 }
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142 }