… | |
… | |
16 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
16 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
17 | * - extensive modifications |
17 | * - extensive modifications |
18 | * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
18 | * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
19 | * - lastlog support |
19 | * - lastlog support |
20 | * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com> |
20 | * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com> |
|
|
21 | * Copyright (c) 2006 Emanuele Giaquinta <e.giaquinta@glauco.it> |
21 | * |
22 | * |
22 | * This program is free software; you can redistribute it and/or modify |
23 | * This program is free software; you can redistribute it and/or modify |
23 | * it under the terms of the GNU General Public License as published by |
24 | * it under the terms of the GNU General Public License as published by |
24 | * the Free Software Foundation; either version 2 of the License, or |
25 | * the Free Software Foundation; either version 2 of the License, or |
25 | * (at your option) any later version. |
26 | * (at your option) any later version. |
… | |
… | |
38 | |
39 | |
39 | #include "ptytty.h" |
40 | #include "ptytty.h" |
40 | |
41 | |
41 | #if UTMP_SUPPORT |
42 | #if UTMP_SUPPORT |
42 | |
43 | |
43 | #if HAVE_STRUCT_UTMP |
44 | #include <cstdio> |
44 | static int write_bsd_utmp (int utmp_pos, struct utmp *wu); |
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45 | static void update_wtmp (const char *fname, const struct utmp *putmp); |
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46 | #endif |
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47 | |
45 | |
48 | static void update_lastlog (const char *fname, const char *pty, const char *host); |
46 | #include <sys/types.h> |
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47 | #include <sys/stat.h> |
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48 | #include <sys/fcntl.h> |
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49 | #include <unistd.h> |
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50 | #include <time.h> |
49 | |
51 | |
50 | /* |
52 | /* |
51 | * BSD style utmp entry |
53 | * BSD style utmp entry |
52 | * ut_line, ut_name, ut_host, ut_time |
54 | * ut_line, ut_name, ut_host, ut_time |
53 | * SYSV style utmp (and utmpx) entry |
55 | * SYSV style utmp (and utmpx) entry |
54 | * ut_user, ut_id, ut_line, ut_pid, ut_type, ut_exit, ut_time |
56 | * ut_user, ut_id, ut_line, ut_pid, ut_type, ut_exit, ut_time |
55 | */ |
57 | */ |
56 | |
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57 | /* ------------------------------------------------------------------------- */ |
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58 | |
|
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59 | /* |
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60 | * make and write utmp and wtmp entries |
|
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61 | */ |
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62 | void |
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63 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
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64 | { |
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65 | const char *pty = name; |
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66 | |
|
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67 | if (!pty || !*pty) |
|
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68 | return; |
|
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69 | |
|
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70 | this->cmd_pid = cmd_pid; |
|
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71 | this->login_shell = login_shell; |
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72 | |
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73 | #ifdef HAVE_STRUCT_UTMP |
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74 | struct utmp *ut = &this->ut; |
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75 | #endif |
|
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76 | #ifdef HAVE_STRUCT_UTMPX |
|
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77 | struct utmpx *utx = &this->utx; |
|
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78 | #endif |
|
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79 | int i; |
|
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80 | struct passwd *pwent = getpwuid (getuid ()); |
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81 | |
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82 | if (!strncmp (pty, "/dev/", 5)) |
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83 | pty += 5; /* skip /dev/ prefix */ |
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84 | |
|
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85 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
|
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86 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
|
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87 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
|
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88 | else if (sscanf (pty, "pts/%d", &i) == 1) |
|
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89 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
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90 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
|
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91 | { |
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92 | warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
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93 | return; |
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94 | } |
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95 | #endif |
|
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96 | |
|
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97 | #ifdef HAVE_STRUCT_UTMP |
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98 | memset (ut, 0, sizeof (struct utmp)); |
|
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99 | # ifdef HAVE_UTMP_PID |
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100 | setutent (); |
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101 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
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102 | ut->ut_type = DEAD_PROCESS; |
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103 | getutid (ut); /* position to entry in utmp file */ |
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104 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
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105 | # endif |
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106 | #endif |
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107 | |
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108 | #ifdef HAVE_STRUCT_UTMPX |
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109 | memset (utx, 0, sizeof (struct utmpx)); |
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110 | setutxent (); |
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111 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
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112 | utx->ut_type = DEAD_PROCESS; |
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113 | getutxid (utx); /* position to entry in utmp file */ |
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114 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
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115 | #endif |
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116 | |
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117 | #ifdef HAVE_STRUCT_UTMP |
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118 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
|
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119 | ut->ut_time = time (NULL); |
|
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120 | # ifdef HAVE_UTMP_PID |
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121 | strncpy (ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
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122 | sizeof (ut->ut_user)); |
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123 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
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124 | ut->ut_time = time (NULL); |
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125 | ut->ut_pid = cmd_pid; |
|
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126 | # ifdef HAVE_UTMP_HOST |
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127 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
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128 | # endif |
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129 | ut->ut_type = USER_PROCESS; |
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130 | pututline (ut); |
|
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131 | endutent (); /* close the file */ |
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132 | utmp_pos = 0; |
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133 | # else |
|
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134 | strncpy (ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
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135 | sizeof (ut->ut_name)); |
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136 | # ifdef HAVE_UTMP_HOST |
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137 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
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138 | # endif |
|
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139 | # endif |
|
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140 | #endif |
|
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141 | |
|
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142 | #ifdef HAVE_STRUCT_UTMPX |
|
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143 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
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144 | strncpy (utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
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145 | sizeof (utx->ut_user)); |
|
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146 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
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147 | # if HAVE_UTMPX_SESSION |
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148 | utx->ut_session = getsid (0); |
|
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149 | # endif |
|
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150 | utx->ut_tv.tv_sec = time (NULL); |
|
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151 | utx->ut_tv.tv_usec = 0; |
|
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152 | utx->ut_pid = cmd_pid; |
|
|
153 | # ifdef HAVE_UTMPX_HOST |
|
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154 | strncpy (utx->ut_host, hostname, sizeof (utx->ut_host)); |
|
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155 | # if 0 |
|
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156 | { |
|
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157 | char *colon; |
|
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158 | |
|
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159 | if ((colon = strrchr (ut->ut_host, ':')) != NULL) |
|
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160 | *colon = '\0'; |
|
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161 | } |
|
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162 | # endif |
|
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163 | # endif |
|
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164 | utx->ut_type = USER_PROCESS; |
|
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165 | pututxline (utx); |
|
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166 | endutxent (); /* close the file */ |
|
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167 | utmp_pos = 0; |
|
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168 | #endif |
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169 | |
|
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170 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
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171 | { |
|
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172 | # ifdef HAVE_TTYSLOT |
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173 | int fdstdin = dup (STDIN_FILENO); |
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174 | dup2 (tty, STDIN_FILENO); |
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175 | |
|
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176 | i = ttyslot (); |
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177 | if (write_bsd_utmp (i, ut)) |
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178 | utmp_pos = i; |
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179 | |
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180 | dup2 (fdstdin, STDIN_FILENO); |
|
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181 | close (fdstdin); |
|
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182 | # else |
|
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183 | FILE *fd0; |
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184 | |
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185 | if ((fd0 = fopen (TTYTAB_FILENAME, "r")) != NULL) |
|
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186 | { |
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187 | char buf[256], name[256]; |
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188 | |
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189 | buf[sizeof (buf) - 1] = '\0'; |
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190 | for (i = 1; (fgets (buf, sizeof (buf) - 1, fd0) != NULL);) |
|
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191 | { |
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192 | if (*buf == '#' || sscanf (buf, "%s", name) != 1) |
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193 | continue; |
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194 | if (!strcmp (ut->ut_line, name)) |
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195 | { |
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196 | if (!write_bsd_utmp (i, ut)) |
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197 | i = 0; |
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198 | utmp_pos = i; |
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199 | fclose (fd0); |
|
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200 | break; |
|
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201 | } |
|
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202 | i++; |
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203 | } |
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204 | fclose (fd0); |
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205 | } |
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206 | # endif |
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207 | } |
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208 | #endif |
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209 | |
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210 | #ifdef WTMP_SUPPORT |
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211 | #ifdef LOG_ONLY_ON_LOGIN |
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212 | if (login_shell) |
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213 | #endif |
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214 | { |
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215 | # ifdef HAVE_STRUCT_UTMP |
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216 | # ifdef HAVE_UPDWTMP |
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217 | updwtmp (WTMP_FILE, ut); |
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218 | # else |
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219 | update_wtmp (WTMP_FILE, ut); |
|
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220 | # endif |
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221 | # endif |
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222 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
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223 | updwtmpx (WTMPX_FILE, utx); |
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224 | # endif |
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225 | } |
|
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226 | #endif |
|
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227 | #if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE) |
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228 | #ifdef LOG_ONLY_ON_LOGIN |
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229 | if (login_shell) |
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230 | #endif |
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231 | update_lastlog (LASTLOG_FILE, pty, hostname); |
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232 | #endif |
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233 | } |
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234 | |
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235 | /* ------------------------------------------------------------------------- */ |
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236 | /* |
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237 | * remove utmp and wtmp entries |
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238 | */ |
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239 | void |
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240 | ptytty_unix::logout () |
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241 | { |
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242 | if (!cmd_pid) |
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243 | return; |
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244 | |
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245 | #ifdef HAVE_STRUCT_UTMP |
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246 | struct utmp *tmput, *ut = &this->ut; |
|
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247 | #endif |
|
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248 | #ifdef HAVE_STRUCT_UTMPX |
|
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249 | struct utmpx *tmputx, *utx = &this->utx; |
|
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250 | #endif |
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251 | |
|
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252 | #ifdef HAVE_STRUCT_UTMP |
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253 | # ifdef HAVE_UTMP_PID |
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254 | memset (ut, 0, sizeof (struct utmp)); |
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255 | setutent (); |
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256 | strncpy (ut->ut_id, this->ut_id, sizeof (ut->ut_id)); |
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257 | ut->ut_type = USER_PROCESS; |
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258 | if ((tmput = getutid (ut))) /* position to entry in utmp file */ |
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259 | ut = tmput; |
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260 | ut->ut_type = DEAD_PROCESS; |
|
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261 | # else |
|
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262 | memset (ut->ut_name, 0, sizeof (ut->ut_name)); |
|
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263 | # ifdef HAVE_UTMP_HOST |
|
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264 | memset (ut->ut_host, 0, sizeof (ut->ut_host)); |
|
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265 | # endif |
|
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266 | # endif |
|
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267 | ut->ut_time = time (NULL); |
|
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268 | #endif |
|
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269 | |
|
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270 | #ifdef HAVE_STRUCT_UTMPX |
|
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271 | memset (utx, 0, sizeof (struct utmpx)); |
|
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272 | setutxent (); |
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273 | strncpy (utx->ut_id, this->ut_id, sizeof (utx->ut_id)); |
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274 | utx->ut_type = USER_PROCESS; |
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275 | if ((tmputx = getutxid (utx))) /* position to entry in utmp file */ |
|
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276 | utx = tmputx; |
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277 | utx->ut_type = DEAD_PROCESS; |
|
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278 | # if HAVE_UTMPX_SESSION |
|
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279 | utx->ut_session = getsid (0); |
|
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280 | # endif |
|
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281 | utx->ut_tv.tv_sec = time (NULL); |
|
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282 | utx->ut_tv.tv_usec = 0; |
|
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283 | #endif |
|
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284 | |
|
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285 | /* |
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286 | * Write ending wtmp entry |
|
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287 | */ |
|
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288 | #ifdef WTMP_SUPPORT |
|
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289 | #ifdef LOG_ONLY_ON_LOGIN |
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290 | if (login_shell) |
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291 | #endif |
|
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292 | { |
|
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293 | # ifdef HAVE_STRUCT_UTMP |
|
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294 | # ifdef HAVE_UPDWTMP |
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295 | updwtmp (WTMP_FILE, ut); |
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296 | # else |
|
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297 | update_wtmp (WTMP_FILE, ut); |
|
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298 | # endif |
|
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299 | # endif |
|
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300 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
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301 | updwtmpx (WTMPX_FILE, utx); |
|
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302 | # endif |
|
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303 | } |
|
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304 | #endif |
|
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305 | |
|
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306 | /* |
|
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307 | * Write utmp entry |
|
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308 | */ |
|
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309 | #ifdef HAVE_STRUCT_UTMP |
|
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310 | # ifdef HAVE_UTMP_PID |
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311 | if (ut->ut_pid == cmd_pid) |
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312 | pututline (ut); |
|
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313 | endutent (); |
|
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314 | # else |
|
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315 | memset (ut, 0, sizeof (struct utmp)); |
|
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316 | write_bsd_utmp (utmp_pos, ut); |
|
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317 | # endif |
|
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318 | #endif |
|
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319 | #ifdef HAVE_STRUCT_UTMPX |
|
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320 | if (utx->ut_pid == cmd_pid) |
|
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321 | pututxline (utx); |
|
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322 | endutxent (); |
|
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323 | #endif |
|
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324 | |
|
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325 | cmd_pid = 0; |
|
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326 | } |
|
|
327 | |
58 | |
328 | /* ------------------------------------------------------------------------- */ |
59 | /* ------------------------------------------------------------------------- */ |
329 | /* |
60 | /* |
330 | * Write a BSD style utmp entry |
61 | * Write a BSD style utmp entry |
331 | */ |
62 | */ |
… | |
… | |
392 | /* ------------------------------------------------------------------------- */ |
123 | /* ------------------------------------------------------------------------- */ |
393 | #ifdef LASTLOG_SUPPORT |
124 | #ifdef LASTLOG_SUPPORT |
394 | static void |
125 | static void |
395 | update_lastlog (const char *fname, const char *pty, const char *host) |
126 | update_lastlog (const char *fname, const char *pty, const char *host) |
396 | { |
127 | { |
397 | # ifdef HAVE_STRUCT_LASTLOGX |
128 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
398 | struct lastlogx llx; |
129 | struct lastlogx llx; |
399 | # endif |
130 | # endif |
400 | # ifdef HAVE_STRUCT_LASTLOG |
131 | # ifdef HAVE_STRUCT_LASTLOG |
401 | int fd; |
132 | int fd; |
402 | struct lastlog ll; |
133 | struct lastlog ll; |
403 | # ifdef LASTLOG_IS_DIR |
|
|
404 | char lastlogfile[256]; |
134 | char lastlogfile[256]; |
405 | # endif |
|
|
406 | struct passwd *pwent; |
135 | struct passwd *pwent; |
|
|
136 | struct stat st; |
407 | # endif |
137 | # endif |
408 | |
138 | |
409 | # ifdef HAVE_STRUCT_LASTLOGX |
139 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
410 | memset (&llx, 0, sizeof (llx)); |
140 | memset (&llx, 0, sizeof (llx)); |
411 | llx.ll_tv.tv_sec = time (NULL); |
141 | llx.ll_tv.tv_sec = time (NULL); |
412 | llx.ll_tv.tv_usec = 0; |
142 | llx.ll_tv.tv_usec = 0; |
413 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
143 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
414 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
144 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
… | |
… | |
417 | |
147 | |
418 | # ifdef HAVE_STRUCT_LASTLOG |
148 | # ifdef HAVE_STRUCT_LASTLOG |
419 | pwent = getpwuid (getuid ()); |
149 | pwent = getpwuid (getuid ()); |
420 | if (!pwent) |
150 | if (!pwent) |
421 | { |
151 | { |
422 | warn ("no entry in password file, not updating lastlog.\n"); |
152 | ptytty_warn ("no entry in password file, not updating lastlog.\n", 0); |
423 | return; |
153 | return; |
424 | } |
154 | } |
425 | |
155 | |
426 | memset (&ll, 0, sizeof (ll)); |
156 | memset (&ll, 0, sizeof (ll)); |
427 | ll.ll_time = time (NULL); |
157 | ll.ll_time = time (NULL); |
428 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
158 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
429 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
159 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
430 | # ifdef LASTLOG_IS_DIR |
160 | if (stat (fname, &st) != 0) |
431 | sprintf (lastlogfile, "%.*s/%.*s", |
161 | return; |
432 | sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2, fname, |
162 | if (S_ISDIR (st.st_mode)) |
433 | sizeof (pwent->pw_name), |
|
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434 | (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" |
|
|
435 | : pwent->pw_name); |
|
|
436 | if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) |
|
|
437 | { |
163 | { |
|
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164 | sprintf (lastlogfile, "%.*s/%.*s", |
|
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165 | sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2, fname, |
|
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166 | sizeof (pwent->pw_name), |
|
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167 | (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" |
|
|
168 | : pwent->pw_name); |
|
|
169 | if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) |
|
|
170 | { |
438 | write (fd, &ll, sizeof (ll)); |
171 | write (fd, &ll, sizeof (ll)); |
|
|
172 | close (fd); |
|
|
173 | } |
|
|
174 | } |
|
|
175 | else if (S_ISREG (st.st_mode)) |
|
|
176 | if ((fd = open (fname, O_RDWR)) != -1) |
|
|
177 | { |
|
|
178 | if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)), |
|
|
179 | SEEK_SET) != -1) |
|
|
180 | write (fd, &ll, sizeof (ll)); |
439 | close (fd); |
181 | close (fd); |
440 | } |
182 | } |
|
|
183 | # endif /* HAVE_STRUCT_LASTLOG */ |
|
|
184 | } |
|
|
185 | #endif /* LASTLOG_SUPPORT */ |
|
|
186 | |
|
|
187 | /* ------------------------------------------------------------------------- */ |
|
|
188 | |
|
|
189 | /* |
|
|
190 | * make and write utmp and wtmp entries |
|
|
191 | */ |
|
|
192 | void |
|
|
193 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
|
|
194 | { |
|
|
195 | const char *pty = name; |
|
|
196 | |
|
|
197 | if (!pty || !*pty) |
|
|
198 | return; |
|
|
199 | |
|
|
200 | this->cmd_pid = cmd_pid; |
|
|
201 | this->login_shell = login_shell; |
|
|
202 | |
|
|
203 | #ifdef HAVE_STRUCT_UTMP |
|
|
204 | struct utmp *ut = &this->ut; |
|
|
205 | #endif |
|
|
206 | #ifdef HAVE_STRUCT_UTMPX |
|
|
207 | struct utmpx *utx = &this->utx; |
|
|
208 | #endif |
|
|
209 | int i; |
|
|
210 | struct passwd *pwent = getpwuid (getuid ()); |
|
|
211 | |
|
|
212 | if (!strncmp (pty, "/dev/", 5)) |
|
|
213 | pty += 5; /* skip /dev/ prefix */ |
|
|
214 | |
|
|
215 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
|
|
216 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
|
|
217 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
|
|
218 | else if (sscanf (pty, "pts/%d", &i) == 1) |
|
|
219 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
|
|
220 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
|
|
221 | { |
|
|
222 | ptytty_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
|
|
223 | return; |
|
|
224 | } |
|
|
225 | #endif |
|
|
226 | |
|
|
227 | #ifdef HAVE_STRUCT_UTMP |
|
|
228 | memset (ut, 0, sizeof (struct utmp)); |
|
|
229 | # ifdef HAVE_UTMP_PID |
|
|
230 | setutent (); |
|
|
231 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
|
|
232 | ut->ut_type = DEAD_PROCESS; |
|
|
233 | getutid (ut); /* position to entry in utmp file */ |
|
|
234 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
235 | # endif |
|
|
236 | #endif |
|
|
237 | |
|
|
238 | #ifdef HAVE_STRUCT_UTMPX |
|
|
239 | memset (utx, 0, sizeof (struct utmpx)); |
|
|
240 | setutxent (); |
|
|
241 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
242 | utx->ut_type = DEAD_PROCESS; |
|
|
243 | getutxid (utx); /* position to entry in utmp file */ |
|
|
244 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
245 | #endif |
|
|
246 | |
|
|
247 | #ifdef HAVE_STRUCT_UTMP |
|
|
248 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
|
|
249 | ut->ut_time = time (NULL); |
|
|
250 | # ifdef HAVE_UTMP_PID |
|
|
251 | strncpy (ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
252 | sizeof (ut->ut_user)); |
|
|
253 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
|
|
254 | ut->ut_time = time (NULL); |
|
|
255 | ut->ut_pid = cmd_pid; |
|
|
256 | # ifdef HAVE_UTMP_HOST |
|
|
257 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
258 | # endif |
|
|
259 | ut->ut_type = USER_PROCESS; |
|
|
260 | pututline (ut); |
|
|
261 | endutent (); /* close the file */ |
|
|
262 | utmp_pos = 0; |
|
|
263 | # else |
|
|
264 | strncpy (ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
265 | sizeof (ut->ut_name)); |
|
|
266 | # ifdef HAVE_UTMP_HOST |
|
|
267 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
268 | # endif |
|
|
269 | # endif |
|
|
270 | #endif |
|
|
271 | |
|
|
272 | #ifdef HAVE_STRUCT_UTMPX |
|
|
273 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
|
|
274 | strncpy (utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
275 | sizeof (utx->ut_user)); |
|
|
276 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
277 | # if HAVE_UTMPX_SESSION |
|
|
278 | utx->ut_session = getsid (0); |
|
|
279 | # endif |
|
|
280 | utx->ut_tv.tv_sec = time (NULL); |
|
|
281 | utx->ut_tv.tv_usec = 0; |
|
|
282 | utx->ut_pid = cmd_pid; |
|
|
283 | # ifdef HAVE_UTMPX_HOST |
|
|
284 | strncpy (utx->ut_host, hostname, sizeof (utx->ut_host)); |
|
|
285 | # if 0 |
|
|
286 | { |
|
|
287 | char *colon; |
|
|
288 | |
|
|
289 | if ((colon = strrchr (ut->ut_host, ':')) != NULL) |
|
|
290 | *colon = '\0'; |
|
|
291 | } |
|
|
292 | # endif |
|
|
293 | # endif |
|
|
294 | utx->ut_type = USER_PROCESS; |
|
|
295 | pututxline (utx); |
|
|
296 | endutxent (); /* close the file */ |
|
|
297 | utmp_pos = 0; |
|
|
298 | #endif |
|
|
299 | |
|
|
300 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
|
301 | { |
|
|
302 | # if 1 |
|
|
303 | int fdstdin = dup (STDIN_FILENO); |
|
|
304 | dup2 (tty, STDIN_FILENO); |
|
|
305 | |
|
|
306 | i = ttyslot (); |
|
|
307 | if (write_bsd_utmp (i, ut)) |
|
|
308 | utmp_pos = i; |
|
|
309 | |
|
|
310 | dup2 (fdstdin, STDIN_FILENO); |
|
|
311 | close (fdstdin); |
|
|
312 | # endif |
|
|
313 | } |
|
|
314 | #endif |
|
|
315 | |
|
|
316 | #ifdef WTMP_SUPPORT |
|
|
317 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
318 | if (login_shell) |
|
|
319 | #endif |
|
|
320 | { |
|
|
321 | # ifdef HAVE_STRUCT_UTMP |
|
|
322 | # ifdef HAVE_UPDWTMP |
|
|
323 | updwtmp (WTMP_FILE, ut); |
441 | # else |
324 | # else |
442 | if ((fd = open (fname, O_RDWR)) != -1) |
325 | update_wtmp (WTMP_FILE, ut); |
|
|
326 | # endif |
|
|
327 | # endif |
|
|
328 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
|
329 | updwtmpx (WTMPX_FILE, utx); |
|
|
330 | # endif |
|
|
331 | } |
|
|
332 | #endif |
|
|
333 | #if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE) |
|
|
334 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
335 | if (login_shell) |
|
|
336 | #endif |
|
|
337 | update_lastlog (LASTLOG_FILE, pty, hostname); |
|
|
338 | #endif |
|
|
339 | } |
|
|
340 | |
|
|
341 | /* ------------------------------------------------------------------------- */ |
|
|
342 | /* |
|
|
343 | * remove utmp and wtmp entries |
|
|
344 | */ |
|
|
345 | void |
|
|
346 | ptytty_unix::logout () |
|
|
347 | { |
|
|
348 | if (!cmd_pid) |
|
|
349 | return; |
|
|
350 | |
|
|
351 | #ifdef HAVE_STRUCT_UTMP |
|
|
352 | struct utmp *tmput, *ut = &this->ut; |
|
|
353 | #endif |
|
|
354 | #ifdef HAVE_STRUCT_UTMPX |
|
|
355 | struct utmpx *tmputx, *utx = &this->utx; |
|
|
356 | #endif |
|
|
357 | |
|
|
358 | #ifdef HAVE_STRUCT_UTMP |
|
|
359 | # ifdef HAVE_UTMP_PID |
|
|
360 | memset (ut, 0, sizeof (struct utmp)); |
|
|
361 | setutent (); |
|
|
362 | strncpy (ut->ut_id, this->ut_id, sizeof (ut->ut_id)); |
|
|
363 | ut->ut_type = USER_PROCESS; |
|
|
364 | if ((tmput = getutid (ut))) /* position to entry in utmp file */ |
|
|
365 | ut = tmput; |
|
|
366 | ut->ut_type = DEAD_PROCESS; |
|
|
367 | # else |
|
|
368 | memset (ut->ut_name, 0, sizeof (ut->ut_name)); |
|
|
369 | # ifdef HAVE_UTMP_HOST |
|
|
370 | memset (ut->ut_host, 0, sizeof (ut->ut_host)); |
|
|
371 | # endif |
|
|
372 | # endif |
|
|
373 | ut->ut_time = time (NULL); |
|
|
374 | #endif |
|
|
375 | |
|
|
376 | #ifdef HAVE_STRUCT_UTMPX |
|
|
377 | memset (utx, 0, sizeof (struct utmpx)); |
|
|
378 | setutxent (); |
|
|
379 | strncpy (utx->ut_id, this->ut_id, sizeof (utx->ut_id)); |
|
|
380 | utx->ut_type = USER_PROCESS; |
|
|
381 | if ((tmputx = getutxid (utx))) /* position to entry in utmp file */ |
|
|
382 | utx = tmputx; |
|
|
383 | utx->ut_type = DEAD_PROCESS; |
|
|
384 | # if HAVE_UTMPX_SESSION |
|
|
385 | utx->ut_session = getsid (0); |
|
|
386 | # endif |
|
|
387 | utx->ut_tv.tv_sec = time (NULL); |
|
|
388 | utx->ut_tv.tv_usec = 0; |
|
|
389 | #endif |
|
|
390 | |
|
|
391 | /* |
|
|
392 | * Write ending wtmp entry |
|
|
393 | */ |
|
|
394 | #ifdef WTMP_SUPPORT |
|
|
395 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
396 | if (login_shell) |
|
|
397 | #endif |
443 | { |
398 | { |
444 | if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)), |
399 | # ifdef HAVE_STRUCT_UTMP |
445 | SEEK_SET) != -1) |
400 | # ifdef HAVE_UPDWTMP |
446 | write (fd, &ll, sizeof (ll)); |
401 | updwtmp (WTMP_FILE, ut); |
447 | close (fd); |
402 | # else |
|
|
403 | update_wtmp (WTMP_FILE, ut); |
|
|
404 | # endif |
|
|
405 | # endif |
|
|
406 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
|
407 | updwtmpx (WTMPX_FILE, utx); |
|
|
408 | # endif |
448 | } |
409 | } |
449 | # endif /* LASTLOG_IS_DIR */ |
410 | #endif |
450 | # endif /* HAVE_STRUCT_LASTLOG */ |
411 | |
|
|
412 | /* |
|
|
413 | * Write utmp entry |
|
|
414 | */ |
|
|
415 | #ifdef HAVE_STRUCT_UTMP |
|
|
416 | # ifdef HAVE_UTMP_PID |
|
|
417 | if (ut->ut_pid == cmd_pid) |
|
|
418 | pututline (ut); |
|
|
419 | endutent (); |
|
|
420 | # else |
|
|
421 | memset (ut, 0, sizeof (struct utmp)); |
|
|
422 | write_bsd_utmp (utmp_pos, ut); |
|
|
423 | # endif |
|
|
424 | #endif |
|
|
425 | #ifdef HAVE_STRUCT_UTMPX |
|
|
426 | if (utx->ut_pid == cmd_pid) |
|
|
427 | pututxline (utx); |
|
|
428 | endutxent (); |
|
|
429 | #endif |
|
|
430 | |
|
|
431 | cmd_pid = 0; |
451 | } |
432 | } |
452 | #endif /* LASTLOG_SUPPORT */ |
|
|
453 | |
433 | |
454 | #else |
434 | #else |
455 | void |
435 | void |
456 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
436 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
457 | { |
437 | { |