1 | /* |
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2 | * This file Copyright (C) Mnemosyne LLC |
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3 | * |
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4 | * This program is free software; you can redistribute it and/or modify |
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5 | * it under the terms of the GNU General Public License version 2 |
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6 | * as published by the Free Software Foundation. |
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7 | * |
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8 | * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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9 | * |
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10 | * $Id: daemon.c 12476 2011-05-30 15:28:55Z jordan $ |
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11 | */ |
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12 | |
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13 | #include <errno.h> |
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14 | #include <stdio.h> /* printf */ |
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15 | #include <stdlib.h> /* exit, atoi */ |
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16 | |
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17 | #include <fcntl.h> /* open */ |
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18 | #include <signal.h> |
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19 | #ifdef HAVE_SYSLOG |
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20 | #include <syslog.h> |
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21 | #endif |
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22 | #include <unistd.h> /* daemon */ |
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23 | |
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24 | #include <event2/buffer.h> |
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25 | |
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26 | #include <libtransmission/transmission.h> |
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27 | #include <libtransmission/bencode.h> |
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28 | #include <libtransmission/tr-getopt.h> |
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29 | #include <libtransmission/utils.h> |
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30 | #include <libtransmission/version.h> |
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31 | |
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32 | #include "watch.h" |
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33 | |
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34 | #define MY_NAME "transmission-daemon" |
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35 | |
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36 | #define PREF_KEY_DIR_WATCH "watch-dir" |
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37 | #define PREF_KEY_DIR_WATCH_ENABLED "watch-dir-enabled" |
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38 | #define PREF_KEY_PIDFILE "pidfile" |
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39 | |
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40 | #define MEM_K 1024 |
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41 | #define MEM_K_STR "KiB" |
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42 | #define MEM_M_STR "MiB" |
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43 | #define MEM_G_STR "GiB" |
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44 | #define MEM_T_STR "TiB" |
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45 | |
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46 | #define DISK_K 1024 |
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47 | #define DISK_B_STR "B" |
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48 | #define DISK_K_STR "KiB" |
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49 | #define DISK_M_STR "MiB" |
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50 | #define DISK_G_STR "GiB" |
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51 | #define DISK_T_STR "TiB" |
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52 | |
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53 | #define SPEED_K 1024 |
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54 | #define SPEED_B_STR "B/s" |
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55 | #define SPEED_K_STR "KiB/s" |
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56 | #define SPEED_M_STR "MiB/s" |
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57 | #define SPEED_G_STR "GiB/s" |
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58 | #define SPEED_T_STR "TiB/s" |
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59 | |
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60 | static bool paused = false; |
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61 | static bool closing = false; |
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62 | static tr_session * mySession = NULL; |
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63 | |
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64 | /*** |
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65 | **** Config File |
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66 | ***/ |
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67 | |
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68 | static const char * |
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69 | getUsage( void ) |
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70 | { |
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71 | return "Transmission " LONG_VERSION_STRING |
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72 | " http://www.transmissionbt.com/\n" |
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73 | "A fast and easy BitTorrent client\n" |
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74 | "\n" |
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75 | MY_NAME " is a headless Transmission session\n" |
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76 | "that can be controlled via transmission-remote\n" |
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77 | "or the web interface.\n" |
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78 | "\n" |
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79 | "Usage: " MY_NAME " [options]"; |
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80 | } |
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81 | |
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82 | static const struct tr_option options[] = |
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83 | { |
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84 | |
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85 | { 'a', "allowed", "Allowed IP addresses. (Default: " TR_DEFAULT_RPC_WHITELIST ")", "a", 1, "<list>" }, |
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86 | { 'b', "blocklist", "Enable peer blocklists", "b", 0, NULL }, |
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87 | { 'B', "no-blocklist", "Disable peer blocklists", "B", 0, NULL }, |
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88 | { 'c', "watch-dir", "Where to watch for new .torrent files", "c", 1, "<directory>" }, |
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89 | { 'C', "no-watch-dir", "Disable the watch-dir", "C", 0, NULL }, |
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90 | { 941, "incomplete-dir", "Where to store new torrents until they're complete", NULL, 1, "<directory>" }, |
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91 | { 942, "no-incomplete-dir", "Don't store incomplete torrents in a different location", NULL, 0, NULL }, |
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92 | { 'd', "dump-settings", "Dump the settings and exit", "d", 0, NULL }, |
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93 | { 'e', "logfile", "Dump the log messages to this filename", "e", 1, "<filename>" }, |
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94 | { 'f', "foreground", "Run in the foreground instead of daemonizing", "f", 0, NULL }, |
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95 | { 'g', "config-dir", "Where to look for configuration files", "g", 1, "<path>" }, |
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96 | { 'p', "port", "RPC port (Default: " TR_DEFAULT_RPC_PORT_STR ")", "p", 1, "<port>" }, |
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97 | { 't', "auth", "Require authentication", "t", 0, NULL }, |
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98 | { 'T', "no-auth", "Don't require authentication", "T", 0, NULL }, |
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99 | { 'u', "username", "Set username for authentication", "u", 1, "<username>" }, |
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100 | { 'v', "password", "Set password for authentication", "v", 1, "<password>" }, |
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101 | { 'V', "version", "Show version number and exit", "V", 0, NULL }, |
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102 | { 810, "log-error", "Show error messages", NULL, 0, NULL }, |
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103 | { 811, "log-info", "Show error and info messages", NULL, 0, NULL }, |
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104 | { 812, "log-debug", "Show error, info, and debug messages", NULL, 0, NULL }, |
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105 | { 'w', "download-dir", "Where to save downloaded data", "w", 1, "<path>" }, |
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106 | { 800, "paused", "Pause all torrents on startup", NULL, 0, NULL }, |
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107 | { 'o', "dht", "Enable distributed hash tables (DHT)", "o", 0, NULL }, |
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108 | { 'O', "no-dht", "Disable distributed hash tables (DHT)", "O", 0, NULL }, |
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109 | { 'y', "lpd", "Enable local peer discovery (LPD)", "y", 0, NULL }, |
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110 | { 'Y', "no-lpd", "Disable local peer discovery (LPD)", "Y", 0, NULL }, |
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111 | { 830, "utp", "Enable uTP for peer connections", NULL, 0, NULL }, |
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112 | { 831, "no-utp", "Disable uTP for peer connections", NULL, 0, NULL }, |
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113 | { 'P', "peerport", "Port for incoming peers (Default: " TR_DEFAULT_PEER_PORT_STR ")", "P", 1, "<port>" }, |
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114 | { 'm', "portmap", "Enable portmapping via NAT-PMP or UPnP", "m", 0, NULL }, |
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115 | { 'M', "no-portmap", "Disable portmapping", "M", 0, NULL }, |
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116 | { 'L', "peerlimit-global", "Maximum overall number of peers (Default: " TR_DEFAULT_PEER_LIMIT_GLOBAL_STR ")", "L", 1, "<limit>" }, |
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117 | { 'l', "peerlimit-torrent", "Maximum number of peers per torrent (Default: " TR_DEFAULT_PEER_LIMIT_TORRENT_STR ")", "l", 1, "<limit>" }, |
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118 | { 910, "encryption-required", "Encrypt all peer connections", "er", 0, NULL }, |
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119 | { 911, "encryption-preferred", "Prefer encrypted peer connections", "ep", 0, NULL }, |
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120 | { 912, "encryption-tolerated", "Prefer unencrypted peer connections", "et", 0, NULL }, |
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121 | { 'i', "bind-address-ipv4", "Where to listen for peer connections", "i", 1, "<ipv4 addr>" }, |
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122 | { 'I', "bind-address-ipv6", "Where to listen for peer connections", "I", 1, "<ipv6 addr>" }, |
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123 | { 'r', "rpc-bind-address", "Where to listen for RPC connections", "r", 1, "<ipv4 addr>" }, |
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124 | { 953, "global-seedratio", "All torrents, unless overridden by a per-torrent setting, should seed until a specific ratio", "gsr", 1, "ratio" }, |
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125 | { 954, "no-global-seedratio", "All torrents, unless overridden by a per-torrent setting, should seed regardless of ratio", "GSR", 0, NULL }, |
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126 | { 'x', "pid-file", "Enable PID file", "x", 1, "<pid-file>" }, |
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127 | { 0, NULL, NULL, NULL, 0, NULL } |
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128 | }; |
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129 | |
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130 | static void |
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131 | showUsage( void ) |
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132 | { |
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133 | tr_getopt_usage( MY_NAME, getUsage( ), options ); |
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134 | exit( 0 ); |
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135 | } |
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136 | |
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137 | static void |
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138 | gotsig( int sig ) |
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139 | { |
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140 | switch( sig ) |
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141 | { |
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142 | case SIGHUP: |
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143 | { |
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144 | tr_benc settings; |
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145 | const char * configDir = tr_sessionGetConfigDir( mySession ); |
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146 | tr_inf( "Reloading settings from \"%s\"", configDir ); |
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147 | tr_bencInitDict( &settings, 0 ); |
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148 | tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_ENABLED, true ); |
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149 | tr_sessionLoadSettings( &settings, configDir, MY_NAME ); |
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150 | tr_sessionSet( mySession, &settings ); |
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151 | tr_bencFree( &settings ); |
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152 | tr_sessionReloadBlocklists( mySession ); |
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153 | break; |
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154 | } |
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155 | |
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156 | default: |
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157 | closing = true; |
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158 | break; |
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159 | } |
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160 | } |
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161 | |
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162 | #if defined(WIN32) |
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163 | #define USE_NO_DAEMON |
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164 | #elif !defined(HAVE_DAEMON) || defined(__UCLIBC__) |
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165 | #define USE_TR_DAEMON |
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166 | #else |
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167 | #define USE_OS_DAEMON |
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168 | #endif |
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169 | |
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170 | static int |
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171 | tr_daemon( int nochdir, int noclose ) |
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172 | { |
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173 | #if defined(USE_OS_DAEMON) |
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174 | |
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175 | return daemon( nochdir, noclose ); |
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176 | |
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177 | #elif defined(USE_TR_DAEMON) |
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178 | |
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179 | /* this is loosely based off of glibc's daemon() implementation |
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180 | * http://sourceware.org/git/?p=glibc.git;a=blob_plain;f=misc/daemon.c */ |
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181 | |
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182 | switch( fork( ) ) { |
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183 | case -1: return -1; |
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184 | case 0: break; |
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185 | default: _exit(0); |
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186 | } |
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187 | |
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188 | if( setsid( ) == -1 ) |
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189 | return -1; |
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190 | |
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191 | if( !nochdir ) |
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192 | chdir( "/" ); |
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193 | |
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194 | if( !noclose ) { |
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195 | int fd = open( "/dev/null", O_RDWR, 0 ); |
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196 | dup2( fd, STDIN_FILENO ); |
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197 | dup2( fd, STDOUT_FILENO ); |
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198 | dup2( fd, STDERR_FILENO ); |
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199 | close( fd ); |
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200 | } |
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201 | |
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202 | return 0; |
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203 | |
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204 | #else /* USE_NO_DAEMON */ |
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205 | return 0; |
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206 | #endif |
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207 | } |
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208 | |
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209 | static const char* |
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210 | getConfigDir( int argc, const char ** argv ) |
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211 | { |
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212 | int c; |
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213 | const char * configDir = NULL; |
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214 | const char * optarg; |
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215 | const int ind = tr_optind; |
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216 | |
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217 | while(( c = tr_getopt( getUsage( ), argc, argv, options, &optarg ))) { |
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218 | if( c == 'g' ) { |
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219 | configDir = optarg; |
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220 | break; |
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221 | } |
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222 | } |
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223 | |
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224 | tr_optind = ind; |
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225 | |
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226 | if( configDir == NULL ) |
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227 | configDir = tr_getDefaultConfigDir( MY_NAME ); |
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228 | |
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229 | return configDir; |
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230 | } |
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231 | |
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232 | static void |
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233 | onFileAdded( tr_session * session, const char * dir, const char * file ) |
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234 | { |
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235 | char * filename = tr_buildPath( dir, file, NULL ); |
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236 | tr_ctor * ctor = tr_ctorNew( session ); |
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237 | int err = tr_ctorSetMetainfoFromFile( ctor, filename ); |
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238 | |
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239 | if( !err ) |
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240 | { |
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241 | tr_torrentNew( ctor, &err ); |
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242 | |
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243 | if( err == TR_PARSE_ERR ) |
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244 | tr_err( "Error parsing .torrent file \"%s\"", file ); |
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245 | else |
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246 | { |
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247 | bool trash = false; |
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248 | int test = tr_ctorGetDeleteSource( ctor, &trash ); |
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249 | |
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250 | tr_inf( "Parsing .torrent file successful \"%s\"", file ); |
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251 | |
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252 | if( !test && trash ) |
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253 | { |
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254 | tr_inf( "Deleting input .torrent file \"%s\"", file ); |
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255 | if( remove( filename ) ) |
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256 | tr_err( "Error deleting .torrent file: %s", tr_strerror( errno ) ); |
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257 | } |
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258 | else |
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259 | { |
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260 | char * new_filename = tr_strdup_printf( "%s.added", filename ); |
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261 | rename( filename, new_filename ); |
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262 | tr_free( new_filename ); |
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263 | } |
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264 | } |
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265 | } |
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266 | |
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267 | tr_ctorFree( ctor ); |
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268 | tr_free( filename ); |
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269 | } |
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270 | |
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271 | static void |
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272 | printMessage( FILE * logfile, int level, const char * name, const char * message, const char * file, int line ) |
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273 | { |
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274 | if( logfile != NULL ) |
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275 | { |
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276 | char timestr[64]; |
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277 | tr_getLogTimeStr( timestr, sizeof( timestr ) ); |
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278 | if( name ) |
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279 | fprintf( logfile, "[%s] %s %s (%s:%d)\n", timestr, name, message, file, line ); |
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280 | else |
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281 | fprintf( logfile, "[%s] %s (%s:%d)\n", timestr, message, file, line ); |
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282 | } |
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283 | #ifdef HAVE_SYSLOG |
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284 | else /* daemon... write to syslog */ |
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285 | { |
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286 | int priority; |
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287 | |
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288 | /* figure out the syslog priority */ |
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289 | switch( level ) { |
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290 | case TR_MSG_ERR: priority = LOG_ERR; break; |
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291 | case TR_MSG_DBG: priority = LOG_DEBUG; break; |
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292 | default: priority = LOG_INFO; break; |
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293 | } |
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294 | |
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295 | if( name ) |
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296 | syslog( priority, "%s %s (%s:%d)", name, message, file, line ); |
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297 | else |
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298 | syslog( priority, "%s (%s:%d)", message, file, line ); |
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299 | } |
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300 | #endif |
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301 | } |
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302 | |
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303 | static void |
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304 | pumpLogMessages( FILE * logfile ) |
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305 | { |
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306 | const tr_msg_list * l; |
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307 | tr_msg_list * list = tr_getQueuedMessages( ); |
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308 | |
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309 | for( l=list; l!=NULL; l=l->next ) |
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310 | printMessage( logfile, l->level, l->name, l->message, l->file, l->line ); |
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311 | |
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312 | if( logfile != NULL ) |
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313 | fflush( logfile ); |
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314 | |
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315 | tr_freeMessageList( list ); |
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316 | } |
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317 | |
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318 | static tr_rpc_callback_status |
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319 | on_rpc_callback( tr_session * session UNUSED, |
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320 | tr_rpc_callback_type type, |
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321 | struct tr_torrent * tor UNUSED, |
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322 | void * user_data UNUSED ) |
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323 | { |
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324 | if( type == TR_RPC_SESSION_CLOSE ) |
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325 | closing = true; |
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326 | return TR_RPC_OK; |
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327 | } |
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328 | |
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329 | int |
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330 | main( int argc, char ** argv ) |
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331 | { |
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332 | int c; |
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333 | const char * optarg; |
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334 | tr_benc settings; |
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335 | bool boolVal; |
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336 | bool loaded; |
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337 | bool foreground = false; |
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338 | bool dumpSettings = false; |
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339 | const char * configDir = NULL; |
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340 | const char * pid_filename; |
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341 | dtr_watchdir * watchdir = NULL; |
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342 | FILE * logfile = NULL; |
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343 | bool pidfile_created = false; |
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344 | |
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345 | signal( SIGINT, gotsig ); |
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346 | signal( SIGTERM, gotsig ); |
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347 | #ifndef WIN32 |
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348 | signal( SIGHUP, gotsig ); |
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349 | #endif |
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350 | |
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351 | /* load settings from defaults + config file */ |
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352 | tr_bencInitDict( &settings, 0 ); |
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353 | tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_ENABLED, true ); |
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354 | configDir = getConfigDir( argc, (const char**)argv ); |
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355 | loaded = tr_sessionLoadSettings( &settings, configDir, MY_NAME ); |
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356 | |
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357 | /* overwrite settings from the comamndline */ |
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358 | tr_optind = 1; |
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359 | while(( c = tr_getopt( getUsage(), argc, (const char**)argv, options, &optarg ))) { |
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360 | switch( c ) { |
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361 | case 'a': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_WHITELIST, optarg ); |
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362 | tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_WHITELIST_ENABLED, true ); |
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363 | break; |
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364 | case 'b': tr_bencDictAddBool( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, true ); |
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365 | break; |
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366 | case 'B': tr_bencDictAddBool( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, false ); |
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367 | break; |
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368 | case 'c': tr_bencDictAddStr( &settings, PREF_KEY_DIR_WATCH, optarg ); |
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369 | tr_bencDictAddBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, true ); |
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370 | break; |
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371 | case 'C': tr_bencDictAddBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, false ); |
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372 | break; |
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373 | case 941: tr_bencDictAddStr( &settings, TR_PREFS_KEY_INCOMPLETE_DIR, optarg ); |
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374 | tr_bencDictAddBool( &settings, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, true ); |
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375 | break; |
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376 | case 942: tr_bencDictAddBool( &settings, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, false ); |
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377 | break; |
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378 | case 'd': dumpSettings = true; |
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379 | break; |
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380 | case 'e': logfile = fopen( optarg, "a+" ); |
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381 | if( logfile == NULL ) |
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382 | fprintf( stderr, "Couldn't open \"%s\": %s\n", optarg, tr_strerror( errno ) ); |
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383 | break; |
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384 | case 'f': foreground = true; |
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385 | break; |
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386 | case 'g': /* handled above */ |
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387 | break; |
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388 | case 'V': /* version */ |
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389 | fprintf(stderr, "%s %s\n", MY_NAME, LONG_VERSION_STRING); |
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390 | exit( 0 ); |
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391 | case 'o': tr_bencDictAddBool( &settings, TR_PREFS_KEY_DHT_ENABLED, true ); |
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392 | break; |
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393 | case 'O': tr_bencDictAddBool( &settings, TR_PREFS_KEY_DHT_ENABLED, false ); |
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394 | break; |
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395 | case 'p': tr_bencDictAddInt( &settings, TR_PREFS_KEY_RPC_PORT, atoi( optarg ) ); |
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396 | break; |
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397 | case 't': tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, true ); |
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398 | break; |
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399 | case 'T': tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, false ); |
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400 | break; |
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401 | case 'u': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_USERNAME, optarg ); |
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402 | break; |
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403 | case 'v': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_PASSWORD, optarg ); |
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404 | break; |
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405 | case 'w': tr_bencDictAddStr( &settings, TR_PREFS_KEY_DOWNLOAD_DIR, optarg ); |
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406 | break; |
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407 | case 'P': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_PORT, atoi( optarg ) ); |
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408 | break; |
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409 | case 'm': tr_bencDictAddBool( &settings, TR_PREFS_KEY_PORT_FORWARDING, true ); |
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410 | break; |
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411 | case 'M': tr_bencDictAddBool( &settings, TR_PREFS_KEY_PORT_FORWARDING, false ); |
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412 | break; |
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413 | case 'L': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, atoi( optarg ) ); |
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414 | break; |
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415 | case 'l': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_LIMIT_TORRENT, atoi( optarg ) ); |
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416 | break; |
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417 | case 800: paused = true; |
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418 | break; |
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419 | case 910: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_ENCRYPTION_REQUIRED ); |
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420 | break; |
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421 | case 911: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_ENCRYPTION_PREFERRED ); |
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422 | break; |
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423 | case 912: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_CLEAR_PREFERRED ); |
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424 | break; |
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425 | case 'i': tr_bencDictAddStr( &settings, TR_PREFS_KEY_BIND_ADDRESS_IPV4, optarg ); |
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426 | break; |
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427 | case 'I': tr_bencDictAddStr( &settings, TR_PREFS_KEY_BIND_ADDRESS_IPV6, optarg ); |
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428 | break; |
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429 | case 'r': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_BIND_ADDRESS, optarg ); |
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430 | break; |
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431 | case 953: tr_bencDictAddReal( &settings, TR_PREFS_KEY_RATIO, atof(optarg) ); |
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432 | tr_bencDictAddBool( &settings, TR_PREFS_KEY_RATIO_ENABLED, true ); |
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433 | break; |
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434 | case 954: tr_bencDictAddBool( &settings, TR_PREFS_KEY_RATIO_ENABLED, false ); |
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435 | break; |
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436 | case 'x': tr_bencDictAddStr( &settings, PREF_KEY_PIDFILE, optarg ); |
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437 | break; |
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438 | case 'y': tr_bencDictAddBool( &settings, TR_PREFS_KEY_LPD_ENABLED, true ); |
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439 | break; |
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440 | case 'Y': tr_bencDictAddBool( &settings, TR_PREFS_KEY_LPD_ENABLED, false ); |
---|
441 | break; |
---|
442 | case 810: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_ERR ); |
---|
443 | break; |
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444 | case 811: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_INF ); |
---|
445 | break; |
---|
446 | case 812: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_DBG ); |
---|
447 | break; |
---|
448 | case 830: tr_bencDictAddBool( &settings, TR_PREFS_KEY_UTP_ENABLED, true ); |
---|
449 | break; |
---|
450 | case 831: tr_bencDictAddBool( &settings, TR_PREFS_KEY_UTP_ENABLED, false ); |
---|
451 | break; |
---|
452 | default: showUsage( ); |
---|
453 | break; |
---|
454 | } |
---|
455 | } |
---|
456 | |
---|
457 | if( foreground && !logfile ) |
---|
458 | logfile = stderr; |
---|
459 | |
---|
460 | if( !loaded ) |
---|
461 | { |
---|
462 | printMessage( logfile, TR_MSG_ERR, MY_NAME, "Error loading config file -- exiting.", __FILE__, __LINE__ ); |
---|
463 | return -1; |
---|
464 | } |
---|
465 | |
---|
466 | if( dumpSettings ) |
---|
467 | { |
---|
468 | char * str = tr_bencToStr( &settings, TR_FMT_JSON, NULL ); |
---|
469 | fprintf( stderr, "%s", str ); |
---|
470 | tr_free( str ); |
---|
471 | return 0; |
---|
472 | } |
---|
473 | |
---|
474 | if( !foreground && tr_daemon( true, false ) < 0 ) |
---|
475 | { |
---|
476 | char buf[256]; |
---|
477 | tr_snprintf( buf, sizeof( buf ), "Failed to daemonize: %s", tr_strerror( errno ) ); |
---|
478 | printMessage( logfile, TR_MSG_ERR, MY_NAME, buf, __FILE__, __LINE__ ); |
---|
479 | exit( 1 ); |
---|
480 | } |
---|
481 | |
---|
482 | /* start the session */ |
---|
483 | tr_formatter_mem_init( MEM_K, MEM_K_STR, MEM_M_STR, MEM_G_STR, MEM_T_STR ); |
---|
484 | tr_formatter_size_init( DISK_K, DISK_K_STR, DISK_M_STR, DISK_G_STR, DISK_T_STR ); |
---|
485 | tr_formatter_speed_init( SPEED_K, SPEED_K_STR, SPEED_M_STR, SPEED_G_STR, SPEED_T_STR ); |
---|
486 | mySession = tr_sessionInit( "daemon", configDir, true, &settings ); |
---|
487 | tr_sessionSetRPCCallback( mySession, on_rpc_callback, NULL ); |
---|
488 | tr_ninf( NULL, "Using settings from \"%s\"", configDir ); |
---|
489 | tr_sessionSaveSettings( mySession, configDir, &settings ); |
---|
490 | |
---|
491 | pid_filename = NULL; |
---|
492 | tr_bencDictFindStr( &settings, PREF_KEY_PIDFILE, &pid_filename ); |
---|
493 | if( pid_filename && *pid_filename ) |
---|
494 | { |
---|
495 | FILE * fp = fopen( pid_filename, "w+" ); |
---|
496 | if( fp != NULL ) |
---|
497 | { |
---|
498 | fprintf( fp, "%d", (int)getpid() ); |
---|
499 | fclose( fp ); |
---|
500 | tr_inf( "Saved pidfile \"%s\"", pid_filename ); |
---|
501 | pidfile_created = true; |
---|
502 | } |
---|
503 | else |
---|
504 | tr_err( "Unable to save pidfile \"%s\": %s", pid_filename, tr_strerror( errno ) ); |
---|
505 | } |
---|
506 | |
---|
507 | if( tr_bencDictFindBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, &boolVal ) && boolVal ) |
---|
508 | tr_ninf( MY_NAME, "requiring authentication" ); |
---|
509 | |
---|
510 | /* maybe add a watchdir */ |
---|
511 | { |
---|
512 | const char * dir; |
---|
513 | |
---|
514 | if( tr_bencDictFindBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, &boolVal ) |
---|
515 | && boolVal |
---|
516 | && tr_bencDictFindStr( &settings, PREF_KEY_DIR_WATCH, &dir ) |
---|
517 | && dir |
---|
518 | && *dir ) |
---|
519 | { |
---|
520 | tr_inf( "Watching \"%s\" for new .torrent files", dir ); |
---|
521 | watchdir = dtr_watchdir_new( mySession, dir, onFileAdded ); |
---|
522 | } |
---|
523 | } |
---|
524 | |
---|
525 | /* load the torrents */ |
---|
526 | { |
---|
527 | tr_torrent ** torrents; |
---|
528 | tr_ctor * ctor = tr_ctorNew( mySession ); |
---|
529 | if( paused ) |
---|
530 | tr_ctorSetPaused( ctor, TR_FORCE, true ); |
---|
531 | torrents = tr_sessionLoadTorrents( mySession, ctor, NULL ); |
---|
532 | tr_free( torrents ); |
---|
533 | tr_ctorFree( ctor ); |
---|
534 | } |
---|
535 | |
---|
536 | #ifdef HAVE_SYSLOG |
---|
537 | if( !foreground ) |
---|
538 | openlog( MY_NAME, LOG_CONS|LOG_PID, LOG_DAEMON ); |
---|
539 | #endif |
---|
540 | |
---|
541 | while( !closing ) { |
---|
542 | tr_wait_msec( 1000 ); /* sleep one second */ |
---|
543 | dtr_watchdir_update( watchdir ); |
---|
544 | pumpLogMessages( logfile ); |
---|
545 | } |
---|
546 | |
---|
547 | printf( "Closing transmission session..." ); |
---|
548 | tr_sessionSaveSettings( mySession, configDir, &settings ); |
---|
549 | dtr_watchdir_free( watchdir ); |
---|
550 | tr_sessionClose( mySession ); |
---|
551 | pumpLogMessages( logfile ); |
---|
552 | printf( " done.\n" ); |
---|
553 | |
---|
554 | /* shutdown */ |
---|
555 | #if HAVE_SYSLOG |
---|
556 | if( !foreground ) |
---|
557 | { |
---|
558 | syslog( LOG_INFO, "%s", "Closing session" ); |
---|
559 | closelog( ); |
---|
560 | } |
---|
561 | #endif |
---|
562 | |
---|
563 | /* cleanup */ |
---|
564 | if( pidfile_created ) |
---|
565 | remove( pid_filename ); |
---|
566 | tr_bencFree( &settings ); |
---|
567 | return 0; |
---|
568 | } |
---|