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util-src/pposix.c @ 5176:7d0a8b255a37
util.pposix: Prevent FDs 0, 1 and 2 from being assigned to connections
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 10 Nov 2012 23:41:53 +0100 |
parent | 5068:14d4fc5859b9 |
child | 5359:43517e649c53 |
rev | line source |
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1 /* Prosody IM |
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2 -- Copyright (C) 2008-2010 Matthew Wild |
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3 -- Copyright (C) 2008-2010 Waqas Hussain |
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4 -- Copyright (C) 2009 Tobias Markmann |
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5 -- |
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6 -- This project is MIT/X11 licensed. Please see the |
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7 -- COPYING file in the source package for more information. |
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8 -- |
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9 */ |
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10 |
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11 /* |
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12 * pposix.c |
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13 * POSIX support functions for Lua |
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14 */ |
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15 |
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16 #define MODULE_VERSION "0.3.5" |
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17 |
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18 #include <stdlib.h> |
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19 #include <math.h> |
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20 #include <unistd.h> |
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21 #include <libgen.h> |
859 | 22 #include <sys/resource.h> |
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23 #include <sys/types.h> |
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24 #include <sys/stat.h> |
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25 #include <sys/utsname.h> |
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26 #include <fcntl.h> |
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27 |
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28 #include <syslog.h> |
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29 #include <pwd.h> |
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30 #include <grp.h> |
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31 |
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32 #include <string.h> |
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33 #include <errno.h> |
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34 #include "lua.h" |
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35 #include "lualib.h" |
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36 #include "lauxlib.h" |
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37 |
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38 #include <fcntl.h> |
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39 #if defined(_GNU_SOURCE) |
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40 #include <linux/falloc.h> |
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41 #endif |
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42 |
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43 #if (defined(_SVID_SOURCE) && !defined(WITHOUT_MALLINFO)) |
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44 #include <malloc.h> |
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45 #define WITH_MALLINFO |
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46 #endif |
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47 |
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48 /* Daemonization support */ |
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49 |
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50 static int lc_daemonize(lua_State *L) |
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51 { |
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52 |
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53 pid_t pid; |
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54 |
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55 if ( getppid() == 1 ) |
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56 { |
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57 lua_pushboolean(L, 0); |
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58 lua_pushstring(L, "already-daemonized"); |
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59 return 2; |
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60 } |
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61 |
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62 /* Attempt initial fork */ |
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63 if((pid = fork()) < 0) |
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64 { |
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65 /* Forking failed */ |
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66 lua_pushboolean(L, 0); |
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67 lua_pushstring(L, "fork-failed"); |
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68 return 2; |
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69 } |
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70 else if(pid != 0) |
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71 { |
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72 /* We are the parent process */ |
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73 lua_pushboolean(L, 1); |
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74 lua_pushnumber(L, pid); |
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75 return 2; |
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76 } |
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77 |
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78 /* and we are the child process */ |
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79 if(setsid() == -1) |
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80 { |
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81 /* We failed to become session leader */ |
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82 /* (we probably already were) */ |
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83 lua_pushboolean(L, 0); |
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84 lua_pushstring(L, "setsid-failed"); |
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85 return 2; |
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86 } |
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87 |
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88 /* Close stdin, stdout, stderr */ |
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89 close(0); |
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90 close(1); |
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91 close(2); |
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92 /* Make sure accidental use of FDs 0, 1, 2 don't cause weirdness */ |
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93 open("/dev/null", O_RDONLY); |
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94 open("/dev/null", O_WRONLY); |
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95 open("/dev/null", O_WRONLY); |
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96 |
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97 /* Final fork, use it wisely */ |
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98 if(fork()) |
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99 exit(0); |
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100 |
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101 /* Show's over, let's continue */ |
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102 lua_pushboolean(L, 1); |
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103 lua_pushnil(L); |
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104 return 2; |
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105 } |
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106 |
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107 /* Syslog support */ |
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108 |
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109 const char * const facility_strings[] = { |
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110 "auth", |
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111 #if !(defined(sun) || defined(__sun)) |
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112 "authpriv", |
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113 #endif |
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114 "cron", |
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115 "daemon", |
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116 #if !(defined(sun) || defined(__sun)) |
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117 "ftp", |
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118 #endif |
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119 "kern", |
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120 "local0", |
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121 "local1", |
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122 "local2", |
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123 "local3", |
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124 "local4", |
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125 "local5", |
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126 "local6", |
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127 "local7", |
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128 "lpr", |
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129 "mail", |
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130 "syslog", |
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131 "user", |
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132 "uucp", |
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133 NULL |
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134 }; |
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135 int facility_constants[] = { |
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136 LOG_AUTH, |
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137 #if !(defined(sun) || defined(__sun)) |
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138 LOG_AUTHPRIV, |
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139 #endif |
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140 LOG_CRON, |
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141 LOG_DAEMON, |
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142 #if !(defined(sun) || defined(__sun)) |
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143 LOG_FTP, |
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144 #endif |
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145 LOG_KERN, |
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146 LOG_LOCAL0, |
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147 LOG_LOCAL1, |
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148 LOG_LOCAL2, |
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149 LOG_LOCAL3, |
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150 LOG_LOCAL4, |
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151 LOG_LOCAL5, |
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152 LOG_LOCAL6, |
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153 LOG_LOCAL7, |
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154 LOG_LPR, |
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155 LOG_MAIL, |
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156 LOG_NEWS, |
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157 LOG_SYSLOG, |
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158 LOG_USER, |
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159 LOG_UUCP, |
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160 -1 |
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161 }; |
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162 |
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163 /* " |
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164 The parameter ident in the call of openlog() is probably stored as-is. |
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165 Thus, if the string it points to is changed, syslog() may start |
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166 prepending the changed string, and if the string it points to ceases to |
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167 exist, the results are undefined. Most portable is to use a string |
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168 constant. |
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169 " -- syslog manpage |
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170 */ |
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171 char* syslog_ident = NULL; |
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172 |
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173 int lc_syslog_open(lua_State* L) |
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174 { |
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175 int facility = luaL_checkoption(L, 2, "daemon", facility_strings); |
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176 facility = facility_constants[facility]; |
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177 |
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178 luaL_checkstring(L, 1); |
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179 |
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180 if(syslog_ident) |
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181 free(syslog_ident); |
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182 |
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183 syslog_ident = strdup(lua_tostring(L, 1)); |
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184 |
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185 openlog(syslog_ident, LOG_PID, facility); |
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186 return 0; |
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187 } |
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188 |
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189 const char * const level_strings[] = { |
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190 "debug", |
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191 "info", |
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192 "notice", |
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193 "warn", |
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194 "error", |
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195 NULL |
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196 }; |
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197 int level_constants[] = { |
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198 LOG_DEBUG, |
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199 LOG_INFO, |
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200 LOG_NOTICE, |
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201 LOG_WARNING, |
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202 LOG_CRIT, |
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203 -1 |
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204 }; |
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205 int lc_syslog_log(lua_State* L) |
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206 { |
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207 int level = luaL_checkoption(L, 1, "notice", level_strings); |
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208 level = level_constants[level]; |
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209 |
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210 luaL_checkstring(L, 2); |
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211 |
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212 syslog(level, "%s", lua_tostring(L, 2)); |
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213 return 0; |
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214 } |
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215 |
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216 int lc_syslog_close(lua_State* L) |
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217 { |
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218 closelog(); |
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219 if(syslog_ident) |
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220 { |
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221 free(syslog_ident); |
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222 syslog_ident = NULL; |
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223 } |
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224 return 0; |
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225 } |
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226 |
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227 int lc_syslog_setmask(lua_State* L) |
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228 { |
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229 int level_idx = luaL_checkoption(L, 1, "notice", level_strings); |
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230 int mask = 0; |
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231 do |
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232 { |
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233 mask |= LOG_MASK(level_constants[level_idx]); |
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234 } while (++level_idx<=4); |
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235 |
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236 setlogmask(mask); |
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237 return 0; |
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238 } |
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239 |
723
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240 /* getpid */ |
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241 |
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242 int lc_getpid(lua_State* L) |
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243 { |
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244 lua_pushinteger(L, getpid()); |
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245 return 1; |
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246 } |
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247 |
804
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248 /* UID/GID functions */ |
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249 |
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250 int lc_getuid(lua_State* L) |
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251 { |
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252 lua_pushinteger(L, getuid()); |
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253 return 1; |
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254 } |
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255 |
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256 int lc_getgid(lua_State* L) |
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257 { |
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258 lua_pushinteger(L, getgid()); |
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259 return 1; |
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260 } |
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261 |
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262 int lc_setuid(lua_State* L) |
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263 { |
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264 int uid = -1; |
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265 if(lua_gettop(L) < 1) |
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266 return 0; |
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267 if(!lua_isnumber(L, 1) && lua_tostring(L, 1)) |
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268 { |
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269 /* Passed UID is actually a string, so look up the UID */ |
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270 struct passwd *p; |
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271 p = getpwnam(lua_tostring(L, 1)); |
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272 if(!p) |
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273 { |
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274 lua_pushboolean(L, 0); |
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275 lua_pushstring(L, "no-such-user"); |
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276 return 2; |
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277 } |
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278 uid = p->pw_uid; |
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279 } |
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280 else |
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281 { |
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282 uid = lua_tonumber(L, 1); |
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283 } |
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284 |
804
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285 if(uid>-1) |
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286 { |
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287 /* Ok, attempt setuid */ |
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288 errno = 0; |
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289 if(setuid(uid)) |
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290 { |
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291 /* Fail */ |
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292 lua_pushboolean(L, 0); |
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293 switch(errno) |
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294 { |
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295 case EINVAL: |
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296 lua_pushstring(L, "invalid-uid"); |
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297 break; |
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298 case EPERM: |
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299 lua_pushstring(L, "permission-denied"); |
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300 break; |
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301 default: |
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302 lua_pushstring(L, "unknown-error"); |
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303 } |
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304 return 2; |
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305 } |
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306 else |
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307 { |
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308 /* Success! */ |
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309 lua_pushboolean(L, 1); |
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310 return 1; |
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311 } |
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312 } |
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313 |
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314 /* Seems we couldn't find a valid UID to switch to */ |
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315 lua_pushboolean(L, 0); |
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316 lua_pushstring(L, "invalid-uid"); |
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317 return 2; |
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318 } |
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319 |
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320 int lc_setgid(lua_State* L) |
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321 { |
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322 int gid = -1; |
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323 if(lua_gettop(L) < 1) |
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324 return 0; |
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325 if(!lua_isnumber(L, 1) && lua_tostring(L, 1)) |
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326 { |
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327 /* Passed GID is actually a string, so look up the GID */ |
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328 struct group *g; |
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329 g = getgrnam(lua_tostring(L, 1)); |
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330 if(!g) |
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331 { |
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332 lua_pushboolean(L, 0); |
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333 lua_pushstring(L, "no-such-group"); |
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334 return 2; |
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335 } |
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336 gid = g->gr_gid; |
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337 } |
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338 else |
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339 { |
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340 gid = lua_tonumber(L, 1); |
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341 } |
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342 |
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343 if(gid>-1) |
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344 { |
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345 /* Ok, attempt setgid */ |
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346 errno = 0; |
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347 if(setgid(gid)) |
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348 { |
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349 /* Fail */ |
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350 lua_pushboolean(L, 0); |
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351 switch(errno) |
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352 { |
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353 case EINVAL: |
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354 lua_pushstring(L, "invalid-gid"); |
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355 break; |
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356 case EPERM: |
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357 lua_pushstring(L, "permission-denied"); |
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358 break; |
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359 default: |
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360 lua_pushstring(L, "unknown-error"); |
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361 } |
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362 return 2; |
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363 } |
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364 else |
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365 { |
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366 /* Success! */ |
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367 lua_pushboolean(L, 1); |
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368 return 1; |
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369 } |
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370 } |
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371 |
1578
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372 /* Seems we couldn't find a valid GID to switch to */ |
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373 lua_pushboolean(L, 0); |
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374 lua_pushstring(L, "invalid-gid"); |
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375 return 2; |
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376 } |
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377 |
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378 int lc_initgroups(lua_State* L) |
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379 { |
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380 int ret; |
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381 gid_t gid; |
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382 struct passwd *p; |
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383 |
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384 if(!lua_isstring(L, 1)) |
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385 { |
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386 lua_pushnil(L); |
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387 lua_pushstring(L, "invalid-username"); |
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388 return 2; |
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389 } |
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390 p = getpwnam(lua_tostring(L, 1)); |
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391 if(!p) |
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392 { |
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393 lua_pushnil(L); |
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394 lua_pushstring(L, "no-such-user"); |
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395 return 2; |
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396 } |
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397 if(lua_gettop(L) < 2) |
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398 lua_pushnil(L); |
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399 switch(lua_type(L, 2)) |
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400 { |
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401 case LUA_TNIL: |
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402 gid = p->pw_gid; |
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403 break; |
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404 case LUA_TNUMBER: |
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405 gid = lua_tointeger(L, 2); |
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406 break; |
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407 default: |
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408 lua_pushnil(L); |
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409 lua_pushstring(L, "invalid-gid"); |
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410 return 2; |
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411 } |
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412 ret = initgroups(lua_tostring(L, 1), gid); |
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|
413 if(ret) |
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414 { |
4415
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|
415 switch(errno) |
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|
416 { |
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417 case ENOMEM: |
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|
418 lua_pushnil(L); |
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419 lua_pushstring(L, "no-memory"); |
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420 break; |
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421 case EPERM: |
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|
422 lua_pushnil(L); |
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423 lua_pushstring(L, "permission-denied"); |
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|
424 break; |
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|
425 default: |
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|
426 lua_pushnil(L); |
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427 lua_pushstring(L, "unknown-error"); |
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428 } |
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|
429 } |
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|
430 else |
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|
431 { |
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432 lua_pushboolean(L, 1); |
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433 lua_pushnil(L); |
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434 } |
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435 return 2; |
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436 } |
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437 |
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|
438 int lc_umask(lua_State* L) |
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439 { |
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|
440 char old_mode_string[7]; |
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441 mode_t old_mode = umask(strtoul(luaL_checkstring(L, 1), NULL, 8)); |
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442 |
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443 snprintf(old_mode_string, sizeof(old_mode_string), "%03o", old_mode); |
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|
444 old_mode_string[sizeof(old_mode_string)-1] = 0; |
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|
445 lua_pushstring(L, old_mode_string); |
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446 |
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447 return 1; |
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448 } |
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449 |
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450 int lc_mkdir(lua_State* L) |
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451 { |
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452 int ret = mkdir(luaL_checkstring(L, 1), S_IRUSR | S_IWUSR | S_IXUSR |
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453 | S_IRGRP | S_IWGRP | S_IXGRP |
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454 | S_IROTH | S_IXOTH); /* mode 775 */ |
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455 |
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456 lua_pushboolean(L, ret==0); |
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457 if(ret) |
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458 { |
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459 lua_pushstring(L, strerror(errno)); |
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460 return 2; |
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461 } |
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462 return 1; |
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463 } |
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464 |
859 | 465 /* Like POSIX's setrlimit()/getrlimit() API functions. |
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466 * |
859 | 467 * Syntax: |
468 * pposix.setrlimit( resource, soft limit, hard limit) | |
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469 * |
859 | 470 * Any negative limit will be replace with the current limit by an additional call of getrlimit(). |
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471 * |
859 | 472 * Example usage: |
473 * pposix.setrlimit("NOFILE", 1000, 2000) | |
474 */ | |
475 int string2resource(const char *s) { | |
861
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476 if (!strcmp(s, "CORE")) return RLIMIT_CORE; |
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477 if (!strcmp(s, "CPU")) return RLIMIT_CPU; |
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478 if (!strcmp(s, "DATA")) return RLIMIT_DATA; |
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479 if (!strcmp(s, "FSIZE")) return RLIMIT_FSIZE; |
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480 if (!strcmp(s, "NOFILE")) return RLIMIT_NOFILE; |
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481 if (!strcmp(s, "STACK")) return RLIMIT_STACK; |
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482 #if !(defined(sun) || defined(__sun)) |
861
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483 if (!strcmp(s, "MEMLOCK")) return RLIMIT_MEMLOCK; |
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484 if (!strcmp(s, "NPROC")) return RLIMIT_NPROC; |
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485 if (!strcmp(s, "RSS")) return RLIMIT_RSS; |
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486 #endif |
859 | 487 return -1; |
488 } | |
489 | |
490 int lc_setrlimit(lua_State *L) { | |
491 int arguments = lua_gettop(L); | |
492 int softlimit = -1; | |
493 int hardlimit = -1; | |
494 const char *resource = NULL; | |
495 int rid = -1; | |
496 if(arguments < 1 || arguments > 3) { | |
497 lua_pushboolean(L, 0); | |
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498 lua_pushstring(L, "incorrect-arguments"); |
859 | 499 } |
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500 |
859 | 501 resource = luaL_checkstring(L, 1); |
502 softlimit = luaL_checkinteger(L, 2); | |
503 hardlimit = luaL_checkinteger(L, 3); | |
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504 |
859 | 505 rid = string2resource(resource); |
506 if (rid != -1) { | |
861
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507 struct rlimit lim; |
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508 struct rlimit lim_current; |
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509 |
859 | 510 if (softlimit < 0 || hardlimit < 0) { |
511 if (getrlimit(rid, &lim_current)) { | |
512 lua_pushboolean(L, 0); | |
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513 lua_pushstring(L, "getrlimit-failed"); |
859 | 514 return 2; |
515 } | |
516 } | |
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517 |
861
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518 if (softlimit < 0) lim.rlim_cur = lim_current.rlim_cur; |
859 | 519 else lim.rlim_cur = softlimit; |
520 if (hardlimit < 0) lim.rlim_max = lim_current.rlim_max; | |
521 else lim.rlim_max = hardlimit; | |
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522 |
859 | 523 if (setrlimit(rid, &lim)) { |
524 lua_pushboolean(L, 0); | |
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525 lua_pushstring(L, "setrlimit-failed"); |
859 | 526 return 2; |
527 } | |
528 } else { | |
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529 /* Unsupported resoucrce. Sorry I'm pretty limited by POSIX standard. */ |
859 | 530 lua_pushboolean(L, 0); |
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531 lua_pushstring(L, "invalid-resource"); |
859 | 532 return 2; |
533 } | |
534 lua_pushboolean(L, 1); | |
535 return 1; | |
536 } | |
537 | |
538 int lc_getrlimit(lua_State *L) { | |
860 | 539 int arguments = lua_gettop(L); |
540 const char *resource = NULL; | |
541 int rid = -1; | |
861
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542 struct rlimit lim; |
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543 |
860 | 544 if (arguments != 1) { |
545 lua_pushboolean(L, 0); | |
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546 lua_pushstring(L, "invalid-arguments"); |
860 | 547 return 2; |
548 } | |
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549 |
860 | 550 resource = luaL_checkstring(L, 1); |
551 rid = string2resource(resource); | |
552 if (rid != -1) { | |
553 if (getrlimit(rid, &lim)) { | |
554 lua_pushboolean(L, 0); | |
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555 lua_pushstring(L, "getrlimit-failed."); |
860 | 556 return 2; |
557 } | |
558 } else { | |
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559 /* Unsupported resoucrce. Sorry I'm pretty limited by POSIX standard. */ |
860 | 560 lua_pushboolean(L, 0); |
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561 lua_pushstring(L, "invalid-resource"); |
860 | 562 return 2; |
563 } | |
564 lua_pushboolean(L, 1); | |
565 lua_pushnumber(L, lim.rlim_cur); | |
566 lua_pushnumber(L, lim.rlim_max); | |
567 return 3; | |
859 | 568 } |
569 | |
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570 int lc_abort(lua_State* L) |
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571 { |
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572 abort(); |
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573 return 0; |
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574 } |
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575 |
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576 int lc_uname(lua_State* L) |
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577 { |
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578 struct utsname uname_info; |
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579 if(uname(&uname_info) != 0) |
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580 { |
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581 lua_pushnil(L); |
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582 lua_pushstring(L, strerror(errno)); |
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583 return 2; |
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584 } |
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585 lua_newtable(L); |
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586 lua_pushstring(L, uname_info.sysname); |
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587 lua_setfield(L, -2, "sysname"); |
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588 lua_pushstring(L, uname_info.nodename); |
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589 lua_setfield(L, -2, "nodename"); |
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590 lua_pushstring(L, uname_info.release); |
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591 lua_setfield(L, -2, "release"); |
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592 lua_pushstring(L, uname_info.version); |
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593 lua_setfield(L, -2, "version"); |
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594 lua_pushstring(L, uname_info.machine); |
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595 lua_setfield(L, -2, "machine"); |
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596 return 1; |
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597 } |
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598 |
4934 | 599 int lc_setenv(lua_State* L) |
600 { | |
601 const char *var = luaL_checkstring(L, 1); | |
602 const char *value; | |
603 | |
604 /* If the second argument is nil or nothing, unset the var */ | |
605 if(lua_isnoneornil(L, 2)) | |
606 { | |
607 if(unsetenv(var) != 0) | |
608 { | |
609 lua_pushnil(L); | |
610 lua_pushstring(L, strerror(errno)); | |
611 return 2; | |
612 } | |
613 lua_pushboolean(L, 1); | |
614 return 1; | |
615 } | |
616 | |
617 value = luaL_checkstring(L, 2); | |
618 | |
619 if(setenv(var, value, 1) != 0) | |
620 { | |
621 lua_pushnil(L); | |
622 lua_pushstring(L, strerror(errno)); | |
623 return 2; | |
624 } | |
625 | |
626 lua_pushboolean(L, 1); | |
627 return 1; | |
628 } | |
629 | |
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630 #ifdef WITH_MALLINFO |
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631 int lc_meminfo(lua_State* L) |
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632 { |
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633 struct mallinfo info = mallinfo(); |
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634 lua_newtable(L); |
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635 /* This is the total size of memory allocated with sbrk by malloc, in bytes. */ |
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636 lua_pushinteger(L, info.arena); |
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637 lua_setfield(L, -2, "allocated"); |
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638 /* This is the total size of memory allocated with mmap, in bytes. */ |
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639 lua_pushinteger(L, info.hblkhd); |
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640 lua_setfield(L, -2, "allocated_mmap"); |
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641 /* This is the total size of memory occupied by chunks handed out by malloc. */ |
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642 lua_pushinteger(L, info.uordblks); |
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643 lua_setfield(L, -2, "used"); |
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644 /* This is the total size of memory occupied by free (not in use) chunks. */ |
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645 lua_pushinteger(L, info.fordblks); |
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646 lua_setfield(L, -2, "unused"); |
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647 /* This is the size of the top-most releasable chunk that normally borders the |
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648 end of the heap (i.e., the high end of the virtual address space's data segment). */ |
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649 lua_pushinteger(L, info.keepcost); |
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650 lua_setfield(L, -2, "returnable"); |
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651 return 1; |
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652 } |
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653 #endif |
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654 |
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655 /* File handle extraction blatantly stolen from |
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656 * https://github.com/rrthomas/luaposix/blob/master/lposix.c#L631 |
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657 * */ |
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658 |
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659 #if _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L || defined(_GNU_SOURCE) |
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660 int lc_fallocate(lua_State* L) |
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661 { |
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662 off_t offset, len; |
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663 FILE *f = *(FILE**) luaL_checkudata(L, 1, LUA_FILEHANDLE); |
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664 |
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665 offset = luaL_checkinteger(L, 2); |
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666 len = luaL_checkinteger(L, 3); |
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667 |
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668 #if defined(_GNU_SOURCE) |
5067
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669 if(fallocate(fileno(f), FALLOC_FL_KEEP_SIZE, offset, len) == 0) |
5044
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670 { |
5067
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671 lua_pushboolean(L, 1); |
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672 return 1; |
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673 } |
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674 |
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675 if(errno != ENOSYS && errno != EOPNOTSUPP) |
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676 { |
5044
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677 lua_pushnil(L); |
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678 lua_pushstring(L, strerror(errno)); |
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679 return 2; |
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680 } |
5068
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681 #else |
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682 #warning Only using posix_fallocate() fallback. |
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683 #warning Linux fallocate() is strongly recommended if available: recompile with -D_GNU_SOURCE |
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684 #warning Note that posix_fallocate() will still be used on filesystems that dont support fallocate() |
5067
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685 #endif |
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686 |
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687 if(posix_fallocate(fileno(f), offset, len) == 0) |
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688 { |
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689 lua_pushboolean(L, 1); |
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690 return 1; |
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691 } |
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|
692 else |
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693 { |
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694 lua_pushnil(L); |
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|
695 lua_pushstring(L, strerror(errno)); |
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|
696 /* posix_fallocate() can leave a bunch of NULs at the end, so we cut that |
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697 * this assumes that offset == length of the file */ |
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698 ftruncate(fileno(f), offset); |
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|
699 return 2; |
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700 } |
5044
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701 } |
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702 #endif |
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|
703 |
723
c1e7d280c174
mod_posix/pposix: Fix reporting of incorrect PID on daemonization. Log correct PID, and support writing a pidfile (pidfile = '/path/to/prosody.pid' in config). Added getpid() to pposix and improved function names.
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722
diff
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|
704 /* Register functions */ |
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diff
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|
705 |
586
b828d7d47973
Add posix support library, and adjust makefiles for it
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diff
changeset
|
706 int luaopen_util_pposix(lua_State *L) |
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|
707 { |
2441
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|
708 luaL_Reg exports[] = { |
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|
709 { "abort", lc_abort }, |
722
63456c9d0522
mod_posix: Support for logging to syslog (log = 'syslog' in config)
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588
diff
changeset
|
710 |
2441
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diff
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|
711 { "daemonize", lc_daemonize }, |
722
63456c9d0522
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588
diff
changeset
|
712 |
2441
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diff
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|
713 { "syslog_open", lc_syslog_open }, |
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parents:
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|
714 { "syslog_close", lc_syslog_close }, |
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2438
diff
changeset
|
715 { "syslog_log", lc_syslog_log }, |
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diff
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|
716 { "syslog_setminlevel", lc_syslog_setmask }, |
722
63456c9d0522
mod_posix: Support for logging to syslog (log = 'syslog' in config)
Matthew Wild <mwild1@gmail.com>
parents:
588
diff
changeset
|
717 |
2441
d72078946a16
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|
718 { "getpid", lc_getpid }, |
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diff
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|
719 { "getuid", lc_getuid }, |
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diff
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|
720 { "getgid", lc_getgid }, |
722
63456c9d0522
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parents:
588
diff
changeset
|
721 |
2441
d72078946a16
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|
722 { "setuid", lc_setuid }, |
d72078946a16
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changeset
|
723 { "setgid", lc_setgid }, |
3471
482275e38224
util.pposix, prosodyctl, mod_posix: Add initgroups() function, and bump module version. prosodyctl inits groups with the groups of prosody_user. (thanks dbb)
Matthew Wild <mwild1@gmail.com>
parents:
2925
diff
changeset
|
724 { "initgroups", lc_initgroups }, |
729
f62ef65d5c01
pposix: Add syslog_setmask (use config: minimum_log_level = 'warn' etc.)
Matthew Wild <mwild1@gmail.com>
parents:
727
diff
changeset
|
725 |
2441
d72078946a16
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2438
diff
changeset
|
726 { "umask", lc_umask }, |
723
c1e7d280c174
mod_posix/pposix: Fix reporting of incorrect PID on daemonization. Log correct PID, and support writing a pidfile (pidfile = '/path/to/prosody.pid' in config). Added getpid() to pposix and improved function names.
Matthew Wild <mwild1@gmail.com>
parents:
722
diff
changeset
|
727 |
2443
b335ae55af77
util.pposix: Add mkdir(path)
Matthew Wild <mwild1@gmail.com>
parents:
2441
diff
changeset
|
728 { "mkdir", lc_mkdir }, |
804
9bc1544c99b7
util.pposix: Add getuid/setuid (we don't use them yet)
Matthew Wild <mwild1@gmail.com>
parents:
796
diff
changeset
|
729 |
2441
d72078946a16
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2438
diff
changeset
|
730 { "setrlimit", lc_setrlimit }, |
d72078946a16
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changeset
|
731 { "getrlimit", lc_getrlimit }, |
2436
ccc71b5d2e01
util.posix: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents:
2060
diff
changeset
|
732 |
3481
72d3c8029178
util.pposix: Add pposix.uname(), bump version
Matthew Wild <mwild1@gmail.com>
parents:
3471
diff
changeset
|
733 { "uname", lc_uname }, |
72d3c8029178
util.pposix: Add pposix.uname(), bump version
Matthew Wild <mwild1@gmail.com>
parents:
3471
diff
changeset
|
734 |
4934 | 735 { "setenv", lc_setenv }, |
736 | |
4946
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Matthew Wild <mwild1@gmail.com>
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diff
changeset
|
737 #ifdef WITH_MALLINFO |
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|
738 { "meminfo", lc_meminfo }, |
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|
739 #endif |
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parents:
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|
740 |
5044
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Kim Alvefur <zash@zash.se>
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|
741 #if _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L || defined(_GNU_SOURCE) |
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|
742 { "fallocate", lc_fallocate }, |
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Kim Alvefur <zash@zash.se>
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|
743 #endif |
4ef0dbfead53
util.pposix: Add fallocate method, backed by either posix_fallocate() or Linux fallocate()
Kim Alvefur <zash@zash.se>
parents:
4950
diff
changeset
|
744 |
2441
d72078946a16
util.pposix: Replace the unwieldy module table generation with luaL_register() call - side effect - it now sets the pposix global to the module table
Matthew Wild <mwild1@gmail.com>
parents:
2438
diff
changeset
|
745 { NULL, NULL } |
d72078946a16
util.pposix: Replace the unwieldy module table generation with luaL_register() call - side effect - it now sets the pposix global to the module table
Matthew Wild <mwild1@gmail.com>
parents:
2438
diff
changeset
|
746 }; |
2438
819ba949c7bc
util.pposix: Add pposix.umask(), bump version to 0.3.2 (and do the same in mod_posix)
Matthew Wild <mwild1@gmail.com>
parents:
2437
diff
changeset
|
747 |
2441
d72078946a16
util.pposix: Replace the unwieldy module table generation with luaL_register() call - side effect - it now sets the pposix global to the module table
Matthew Wild <mwild1@gmail.com>
parents:
2438
diff
changeset
|
748 luaL_register(L, "pposix", exports); |
804
9bc1544c99b7
util.pposix: Add getuid/setuid (we don't use them yet)
Matthew Wild <mwild1@gmail.com>
parents:
796
diff
changeset
|
749 |
727
78c9542de94e
pposix: Add _NAME and _VERSION
Matthew Wild <mwild1@gmail.com>
parents:
723
diff
changeset
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750 lua_pushliteral(L, "pposix"); |
78c9542de94e
pposix: Add _NAME and _VERSION
Matthew Wild <mwild1@gmail.com>
parents:
723
diff
changeset
|
751 lua_setfield(L, -2, "_NAME"); |
78c9542de94e
pposix: Add _NAME and _VERSION
Matthew Wild <mwild1@gmail.com>
parents:
723
diff
changeset
|
752 |
78c9542de94e
pposix: Add _NAME and _VERSION
Matthew Wild <mwild1@gmail.com>
parents:
723
diff
changeset
|
753 lua_pushliteral(L, MODULE_VERSION); |
78c9542de94e
pposix: Add _NAME and _VERSION
Matthew Wild <mwild1@gmail.com>
parents:
723
diff
changeset
|
754 lua_setfield(L, -2, "_VERSION"); |
2436
ccc71b5d2e01
util.posix: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents:
2060
diff
changeset
|
755 |
586
b828d7d47973
Add posix support library, and adjust makefiles for it
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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756 return 1; |
3966
e71c19dac1c7
util.pposix: Remove extraneous semicolon
Matthew Wild <mwild1@gmail.com>
parents:
3482
diff
changeset
|
757 } |