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1 |
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2 /* Copyright 2010 Myhailo Danylenko |
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3 * |
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4 * This file is part of mcabber-uptime |
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5 * |
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6 * mcabber-uptime is free software: you can redistribute it and/or modify |
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7 * it under the terms of the GNU General Public License as published by |
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8 * the Free Software Foundation, either version 2 of the License, or |
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9 * (at your option) any later version. |
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10 * |
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11 * This program is distributed in the hope that it will be useful, |
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 * GNU General Public License for more details. |
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15 * |
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16 * You should have received a copy of the GNU General Public License |
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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18 |
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19 #include <glib.h> |
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20 #include <gmodule.h> |
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21 #include <time.h> |
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22 #include <stdio.h> |
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23 |
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24 #include <mcabber/modules.h> |
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25 #include <mcabber/logprint.h> |
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26 #include <mcabber/commands.h> |
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27 #include <mcabber/settings.h> |
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28 |
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29 #include "config.h" |
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30 |
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31 #define DESCRIPTION ( "Shows mcabber uptime\nRecognizes option uptime_hz (at load time)." ) |
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32 |
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33 module_info_t info_uptime_experimental = { |
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34 .branch = "experimental", |
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35 .api = 12, |
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36 .version = PROJECT_VERSION, |
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37 .description = DESCRIPTION, |
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38 .requires = NULL, |
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39 .init = NULL, |
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40 .uninit = NULL, |
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41 .next = NULL, |
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42 }; |
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43 |
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44 module_info_t info_uptime = { |
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45 .branch = "dev", |
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46 .api = 11, |
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47 .version = PROJECT_VERSION, |
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48 .description = DESCRIPTION, |
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49 .requires = NULL, |
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50 .init = NULL, |
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51 .uninit = NULL, |
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52 .next = &info_uptime_experimental, |
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53 }; |
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54 |
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55 time_t starttime = 0; |
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56 |
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57 void do_uptime (char *arg) |
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58 { |
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59 GString *line = g_string_new (NULL); |
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60 guint seconds = time (NULL) - starttime; |
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61 guint minutes = seconds / 60; |
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62 guint hours = minutes / 60; |
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63 guint days = hours / 24; |
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64 seconds %= 60; |
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65 minutes %= 60; |
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66 hours %= 24; |
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67 |
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68 g_string_truncate (line, 0); |
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69 if (days) |
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70 g_string_append_printf (line, " %u days", days); |
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71 if (hours) |
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72 g_string_append_printf (line, " %u hours", hours); |
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73 if (minutes) |
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74 g_string_append_printf (line, " %u minutes", minutes); |
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75 if (seconds) |
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76 g_string_append_printf (line, " %u seconds", seconds); |
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77 |
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78 scr_log_print (LPRINT_NORMAL, "Uptime: %s.", line -> len ? line -> str : " 0 seconds"); |
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79 |
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80 g_string_free (line, TRUE); |
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81 } |
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82 |
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83 gchar *g_module_check_init (GModule *module) |
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84 { |
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85 if (settings_opt_get_int ("uptime_use_proc")) { |
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86 long long unsigned int mstime = 0; |
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87 long long unsigned int kbtime = 0; |
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88 GError *error = NULL; |
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89 GString *line; |
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90 GIOChannel *channel = g_io_channel_new_file ("/proc/self/stat", "r", &error); |
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91 |
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92 if (!channel) |
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93 return "Cannot open own stats for reading"; |
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94 g_io_channel_set_close_on_unref (channel, TRUE); |
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95 |
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96 line = g_string_new (NULL); |
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97 if (g_io_channel_read_line_string (channel, line, NULL, &error) != G_IO_STATUS_NORMAL) { |
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98 if (error) { |
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99 scr_log_print (LPRINT_DEBUG, "uptime: Own stats reading error: %s.", error -> message); |
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100 g_error_free (error); |
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101 } |
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102 g_io_channel_unref (channel); |
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103 g_string_free (line, TRUE); |
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104 return "Error reading own stats"; |
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105 } |
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106 g_io_channel_unref (channel); |
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107 gchar *p = strrchr (line -> str, ')'); // end of command |
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108 if (!p) { |
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109 g_string_free (line, TRUE); |
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110 return "Missing ) in own stats" |
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111 } |
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112 while (*p && isspace (*p)) p++; |
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113 while (*p && isalpha (*p)) p++; // state (%c) |
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114 while (*p && isspace (*p)) p++; |
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115 while (*p && isdigit (*p)) p++; // ppid (this and next are %d) |
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116 while (*p && isspace (*p)) p++; |
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117 while (*p && isdigit (*p)) p++; // pgrp |
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118 while (*p && isspace (*p)) p++; |
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119 while (*p && isdigit (*p)) p++; // session |
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120 while (*p && isspace (*p)) p++; |
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121 while (*p && isdigit (*p)) p++; // tty_nr |
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122 while (*p && isspace (*p)) p++; |
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123 while (*p && isdigit (*p)) p++; // tpgid |
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124 while (*p && isspace (*p)) p++; |
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125 while (*p && isdigit (*p)) p++; // flags (this and all next - %u) |
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126 while (*p && isspace (*p)) p++; |
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127 while (*p && isdigit (*p)) p++; // minflt |
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128 while (*p && isspace (*p)) p++; |
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129 while (*p && isdigit (*p)) p++; // cminflt |
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130 while (*p && isspace (*p)) p++; |
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131 while (*p && isdigit (*p)) p++; // majflt |
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132 while (*p && isspace (*p)) p++; |
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133 while (*p && isdigit (*p)) p++; // cmajflt |
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134 while (*p && isspace (*p)) p++; |
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135 while (*p && isdigit (*p)) p++; // utime |
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136 while (*p && isspace (*p)) p++; |
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137 while (*p && isdigit (*p)) p++; // stime |
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138 while (*p && isspace (*p)) p++; |
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139 while (*p && isdigit (*p)) p++; // cutime (this and next next are %d) |
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140 while (*p && isspace (*p)) p++; |
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141 while (*p && isdigit (*p)) p++; // cstime |
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142 while (*p && isspace (*p)) p++; |
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143 while (*p && isdigit (*p)) p++; // priority |
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144 while (*p && isspace (*p)) p++; |
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145 while (*p && isdigit (*p)) p++; // nice |
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146 while (*p && isspace (*p)) p++; |
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147 while (*p && isdigit (*p)) p++; // num_threads |
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148 while (*p && isspace (*p)) p++; |
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149 while (*p && isdigit (*p)) p++; // itrealvalue |
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150 while (*p && isspace (*p)) p++; |
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151 char *u = p; |
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152 while (*u && isdigit (*u)) u++; |
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153 *u = '\0'; |
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154 if (!sscanf (p, "%llu", &mstime)) { |
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155 scr_log_print (LPRINT_LOGNORM, "uptime: now at %u/%u, remaining string: %s.", p - line -> str, line -> len, p); |
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156 g_string_free (line, TRUE); |
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157 return "Malformed own start time."; |
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158 } |
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159 |
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160 channel = g_io_channel_new_file ("/proc/stat", "r", &error); |
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161 if (!channel) { |
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162 g_string_free (line, TRUE); |
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163 return "Cannot open system stats for reading"; |
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164 } |
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165 g_io_channel_set_close_on_unref (channel, TRUE); |
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166 |
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167 while (TRUE) { |
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168 GIOStatus ret = g_io_channel_read_line_string (channel, line, NULL, &error); |
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169 if (ret != G_IO_STATUS_NORMAL) { |
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170 if (error) { |
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171 scr_log_print (LPRINT_DEBUG, "uptime: System stats reading error: %s.", error -> message); |
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172 g_error_free (error); |
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173 } |
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174 g_io_channel_unref (channel); |
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175 g_string_free (line, TRUE); |
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176 return "Error reading system stats."; |
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177 } |
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178 if (sscanf (line -> str, "btime %llu", &kbtime)) |
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179 break; |
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180 } |
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181 g_io_channel_unref (channel); |
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182 |
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183 g_string_free (line, TRUE); |
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184 |
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185 guint hz = settings_opt_get_int ("uptime_hz"); |
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186 if (!hz) |
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187 hz = 250; |
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188 starttime = kbtime + (mstime / hz); |
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189 } else { |
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190 starttime = time (NULL); |
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191 |
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192 cmd_add ("uptime", "", 0, 0, do_uptime, NULL); |
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193 return NULL; |
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194 } |
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195 |
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196 void g_module_unload (GModule *module) |
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197 { |
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198 cmd_del ("uptime"); |
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199 } |
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200 |
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201 /* The End */ |