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annotate sources/core.cpp @ 0:bafff9de2a76

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Initial commit since summer'07
author Vlad Glagolev <enqlave@gmail.com>
date Sun, 20 Jan 2008 19:25:25 +0300
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children 19227b0b7cc1
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1 /** core.cpp (2007-03-04)
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2 *
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3 * -- CABAL -- core module
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4 *
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5 * Copyright (c) 2007 Vlad Glagolev <enqlave@gmail.com>
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6 * All rights reserved.
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7 *
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8 * Permission to use, copy, modify, and distribute this software for any
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9 * purpose with or without fee is hereby granted, provided that the above
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10 * copyright notice and this permission notice appear in all copies.
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11 *
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12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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19 */
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20
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21 #include "core.h"
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22
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23 Connection *C;
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24
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25 Core::Core()
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26 :
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27 pid(PID),
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28 commander(COMMANDER)
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29 {
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30 cout << "CORE: initializing...\n";
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31
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32 debug = true;
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33
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34 now = gettime();
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35
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36 for (int e = 0; e < MAX_SERVERS; e++)
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37 connections[e] = 0;
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38
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39 servers = 0;
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40 }
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41
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42 Core::~Core()
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43 {
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44 for (int e = 0; e < servers; e++)
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45 delete connections[e];
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46
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47 servers = 0;
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48
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49 remove (pid);
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50
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51 cout << "CORE: shutdown complete\n";
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52 }
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53
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54 void Core::commandParse(int argc, char *argv[])
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55 {
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56 for (int e = 1; e < argc; e++) {
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57 while (1) {
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58 if (!strcmp(argv[e], "-c") || !strcmp(argv[e], "--config")) {
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59 if (!argv[++e])
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60 shut ("missing configuration file");
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61
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62 cfg = argv[e];
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63 break;
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64 } else if (!strcmp(argv[e], "-d") || !strcmp(argv[e], "--daemon")) {
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65 debug = false;
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66 break;
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67 } else
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68 shut ("unknown option detected: " + (string)argv[e]);
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69 }
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70 }
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71 }
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72
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73 void Core::configParse()
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74 {
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75 servers = -1;
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76
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77 C = 0;
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78
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79 ifstream config(cfg, ios::in);
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80
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81 if (!config)
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82 shut ("unable to open configuration file");
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83 else {
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84 cout << "CORE: parsing configuration file: " << cfg << endl;
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85
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86 if (servers + 1 < MAX_SERVERS) {
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87 connections[++servers] = new Connection();
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88 C = connections[servers];
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89 }
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90 else
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91 cout << "Error: maximum connections exceed\n";
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92 // TEST
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93 C->hosts = C->hostAdd (C->hosts, "irc.enqlave.net", 6667, 0);
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94 // TEST
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95 }
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96
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97 servers++;
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98
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99 config.close();
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100 }
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101
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102 void Core::pidCheck()
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103 {
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104 ifstream procid(pid, ios::in);
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105
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106 if (procid) {
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107 pid_t pids;
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108 procid >> pids;
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109 kill(pids, SIGCHLD);
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110
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111 if (errno != ESRCH)
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112 shut ("another Core of CABAL is running");
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113 }
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114
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115 procid.close();
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116 }
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117
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118 void Core::pidWrite()
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119 {
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120 ofstream procid(pid, ios::out);
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121
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122 if (procid)
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123 procid << getpid() << endl;
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124 else {
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125 cout << "Error: unable to write PID file\n";
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126 exit (1);
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127 }
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128
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129 procid.close();
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130 }
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131
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132 void Core::work()
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133 {
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134 while (1) {
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135 now = gettime();
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136
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137 usleep (100);
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138
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139 for (int e = 0; e < servers; e++)
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140 connections[e]->establish();
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141 }
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142 }