… | |
… | |
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 | * Copyright (c) 2006 Emanuele Giaquinta <e.giaquinta@glauco.it> |
22 | * |
22 | * |
23 | * 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 |
24 | * 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 |
25 | * the Free Software Foundation; either version 2 of the License, or |
25 | * the Free Software Foundation; either version 2 of the License, or |
26 | * (at your option) any later version. |
26 | * (at your option) any later version. |
… | |
… | |
35 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
35 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
36 | *----------------------------------------------------------------------*/ |
36 | *----------------------------------------------------------------------*/ |
37 | |
37 | |
38 | #include "../config.h" |
38 | #include "../config.h" |
39 | |
39 | |
|
|
40 | #include "ptytty.h" |
|
|
41 | |
|
|
42 | #if UTMP_SUPPORT |
|
|
43 | |
40 | #include <cstdio> |
44 | #include <cstdio> |
41 | |
45 | |
42 | #include <sys/types.h> |
46 | #include <sys/types.h> |
43 | #include <sys/stat.h> |
47 | #include <sys/stat.h> |
44 | #include <sys/fcntl.h> |
48 | #include <sys/fcntl.h> |
45 | #include <unistd.h> |
49 | #include <unistd.h> |
46 | #include <time.h> |
50 | #include <time.h> |
47 | |
|
|
48 | #include "ptytty.h" |
|
|
49 | |
|
|
50 | #if UTMP_SUPPORT |
|
|
51 | |
|
|
52 | #if HAVE_STRUCT_UTMP |
|
|
53 | static int write_bsd_utmp (int utmp_pos, struct utmp *wu); |
|
|
54 | static void update_wtmp (const char *fname, const struct utmp *putmp); |
|
|
55 | #endif |
|
|
56 | |
|
|
57 | static void update_lastlog (const char *fname, const char *pty, const char *host); |
|
|
58 | |
51 | |
59 | /* |
52 | /* |
60 | * BSD style utmp entry |
53 | * BSD style utmp entry |
61 | * ut_line, ut_name, ut_host, ut_time |
54 | * ut_line, ut_name, ut_host, ut_time |
62 | * SYSV style utmp (and utmpx) entry |
55 | * SYSV style utmp (and utmpx) entry |
63 | * 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 |
64 | */ |
57 | */ |
65 | |
|
|
66 | /* ------------------------------------------------------------------------- */ |
|
|
67 | |
|
|
68 | /* |
|
|
69 | * make and write utmp and wtmp entries |
|
|
70 | */ |
|
|
71 | void |
|
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72 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
|
|
73 | { |
|
|
74 | const char *pty = name; |
|
|
75 | |
|
|
76 | if (!pty || !*pty) |
|
|
77 | return; |
|
|
78 | |
|
|
79 | this->cmd_pid = cmd_pid; |
|
|
80 | this->login_shell = login_shell; |
|
|
81 | |
|
|
82 | #ifdef HAVE_STRUCT_UTMP |
|
|
83 | struct utmp *ut = &this->ut; |
|
|
84 | #endif |
|
|
85 | #ifdef HAVE_STRUCT_UTMPX |
|
|
86 | struct utmpx *utx = &this->utx; |
|
|
87 | #endif |
|
|
88 | int i; |
|
|
89 | struct passwd *pwent = getpwuid (getuid ()); |
|
|
90 | |
|
|
91 | if (!strncmp (pty, "/dev/", 5)) |
|
|
92 | pty += 5; /* skip /dev/ prefix */ |
|
|
93 | |
|
|
94 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
|
|
95 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
|
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96 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
|
|
97 | else if (sscanf (pty, "pts/%d", &i) == 1) |
|
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98 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
|
|
99 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
|
|
100 | { |
|
|
101 | ptytty_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
|
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102 | return; |
|
|
103 | } |
|
|
104 | #endif |
|
|
105 | |
|
|
106 | #ifdef HAVE_STRUCT_UTMP |
|
|
107 | memset (ut, 0, sizeof (struct utmp)); |
|
|
108 | # ifdef HAVE_UTMP_PID |
|
|
109 | setutent (); |
|
|
110 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
|
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111 | ut->ut_type = DEAD_PROCESS; |
|
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112 | getutid (ut); /* position to entry in utmp file */ |
|
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113 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
114 | # endif |
|
|
115 | #endif |
|
|
116 | |
|
|
117 | #ifdef HAVE_STRUCT_UTMPX |
|
|
118 | memset (utx, 0, sizeof (struct utmpx)); |
|
|
119 | setutxent (); |
|
|
120 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
121 | utx->ut_type = DEAD_PROCESS; |
|
|
122 | getutxid (utx); /* position to entry in utmp file */ |
|
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123 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
124 | #endif |
|
|
125 | |
|
|
126 | #ifdef HAVE_STRUCT_UTMP |
|
|
127 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
|
|
128 | ut->ut_time = time (NULL); |
|
|
129 | # ifdef HAVE_UTMP_PID |
|
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130 | strncpy (ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
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131 | sizeof (ut->ut_user)); |
|
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132 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
|
|
133 | ut->ut_time = time (NULL); |
|
|
134 | ut->ut_pid = cmd_pid; |
|
|
135 | # ifdef HAVE_UTMP_HOST |
|
|
136 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
137 | # endif |
|
|
138 | ut->ut_type = USER_PROCESS; |
|
|
139 | pututline (ut); |
|
|
140 | endutent (); /* close the file */ |
|
|
141 | utmp_pos = 0; |
|
|
142 | # else |
|
|
143 | strncpy (ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
144 | sizeof (ut->ut_name)); |
|
|
145 | # ifdef HAVE_UTMP_HOST |
|
|
146 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
147 | # endif |
|
|
148 | # endif |
|
|
149 | #endif |
|
|
150 | |
|
|
151 | #ifdef HAVE_STRUCT_UTMPX |
|
|
152 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
|
|
153 | strncpy (utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
154 | sizeof (utx->ut_user)); |
|
|
155 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
156 | # if HAVE_UTMPX_SESSION |
|
|
157 | utx->ut_session = getsid (0); |
|
|
158 | # endif |
|
|
159 | utx->ut_tv.tv_sec = time (NULL); |
|
|
160 | utx->ut_tv.tv_usec = 0; |
|
|
161 | utx->ut_pid = cmd_pid; |
|
|
162 | # ifdef HAVE_UTMPX_HOST |
|
|
163 | strncpy (utx->ut_host, hostname, sizeof (utx->ut_host)); |
|
|
164 | # if 0 |
|
|
165 | { |
|
|
166 | char *colon; |
|
|
167 | |
|
|
168 | if ((colon = strrchr (ut->ut_host, ':')) != NULL) |
|
|
169 | *colon = '\0'; |
|
|
170 | } |
|
|
171 | # endif |
|
|
172 | # endif |
|
|
173 | utx->ut_type = USER_PROCESS; |
|
|
174 | pututxline (utx); |
|
|
175 | endutxent (); /* close the file */ |
|
|
176 | utmp_pos = 0; |
|
|
177 | #endif |
|
|
178 | |
|
|
179 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
|
180 | { |
|
|
181 | # ifdef HAVE_TTYSLOT |
|
|
182 | int fdstdin = dup (STDIN_FILENO); |
|
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183 | dup2 (tty, STDIN_FILENO); |
|
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184 | |
|
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185 | i = ttyslot (); |
|
|
186 | if (write_bsd_utmp (i, ut)) |
|
|
187 | utmp_pos = i; |
|
|
188 | |
|
|
189 | dup2 (fdstdin, STDIN_FILENO); |
|
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190 | close (fdstdin); |
|
|
191 | # else |
|
|
192 | FILE *fd0; |
|
|
193 | |
|
|
194 | if ((fd0 = fopen (TTYTAB_FILENAME, "r")) != NULL) |
|
|
195 | { |
|
|
196 | char buf[256], name[256]; |
|
|
197 | |
|
|
198 | buf[sizeof (buf) - 1] = '\0'; |
|
|
199 | for (i = 1; (fgets (buf, sizeof (buf) - 1, fd0) != NULL);) |
|
|
200 | { |
|
|
201 | if (*buf == '#' || sscanf (buf, "%s", name) != 1) |
|
|
202 | continue; |
|
|
203 | if (!strcmp (ut->ut_line, name)) |
|
|
204 | { |
|
|
205 | if (!write_bsd_utmp (i, ut)) |
|
|
206 | i = 0; |
|
|
207 | utmp_pos = i; |
|
|
208 | fclose (fd0); |
|
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209 | break; |
|
|
210 | } |
|
|
211 | i++; |
|
|
212 | } |
|
|
213 | fclose (fd0); |
|
|
214 | } |
|
|
215 | # endif |
|
|
216 | } |
|
|
217 | #endif |
|
|
218 | |
|
|
219 | #ifdef WTMP_SUPPORT |
|
|
220 | #ifdef LOG_ONLY_ON_LOGIN |
|
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221 | if (login_shell) |
|
|
222 | #endif |
|
|
223 | { |
|
|
224 | # ifdef HAVE_STRUCT_UTMP |
|
|
225 | # ifdef HAVE_UPDWTMP |
|
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226 | updwtmp (WTMP_FILE, ut); |
|
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227 | # else |
|
|
228 | update_wtmp (WTMP_FILE, ut); |
|
|
229 | # endif |
|
|
230 | # endif |
|
|
231 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
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232 | updwtmpx (WTMPX_FILE, utx); |
|
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233 | # endif |
|
|
234 | } |
|
|
235 | #endif |
|
|
236 | #if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE) |
|
|
237 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
238 | if (login_shell) |
|
|
239 | #endif |
|
|
240 | update_lastlog (LASTLOG_FILE, pty, hostname); |
|
|
241 | #endif |
|
|
242 | } |
|
|
243 | |
|
|
244 | /* ------------------------------------------------------------------------- */ |
|
|
245 | /* |
|
|
246 | * remove utmp and wtmp entries |
|
|
247 | */ |
|
|
248 | void |
|
|
249 | ptytty_unix::logout () |
|
|
250 | { |
|
|
251 | if (!cmd_pid) |
|
|
252 | return; |
|
|
253 | |
|
|
254 | #ifdef HAVE_STRUCT_UTMP |
|
|
255 | struct utmp *tmput, *ut = &this->ut; |
|
|
256 | #endif |
|
|
257 | #ifdef HAVE_STRUCT_UTMPX |
|
|
258 | struct utmpx *tmputx, *utx = &this->utx; |
|
|
259 | #endif |
|
|
260 | |
|
|
261 | #ifdef HAVE_STRUCT_UTMP |
|
|
262 | # ifdef HAVE_UTMP_PID |
|
|
263 | memset (ut, 0, sizeof (struct utmp)); |
|
|
264 | setutent (); |
|
|
265 | strncpy (ut->ut_id, this->ut_id, sizeof (ut->ut_id)); |
|
|
266 | ut->ut_type = USER_PROCESS; |
|
|
267 | if ((tmput = getutid (ut))) /* position to entry in utmp file */ |
|
|
268 | ut = tmput; |
|
|
269 | ut->ut_type = DEAD_PROCESS; |
|
|
270 | # else |
|
|
271 | memset (ut->ut_name, 0, sizeof (ut->ut_name)); |
|
|
272 | # ifdef HAVE_UTMP_HOST |
|
|
273 | memset (ut->ut_host, 0, sizeof (ut->ut_host)); |
|
|
274 | # endif |
|
|
275 | # endif |
|
|
276 | ut->ut_time = time (NULL); |
|
|
277 | #endif |
|
|
278 | |
|
|
279 | #ifdef HAVE_STRUCT_UTMPX |
|
|
280 | memset (utx, 0, sizeof (struct utmpx)); |
|
|
281 | setutxent (); |
|
|
282 | strncpy (utx->ut_id, this->ut_id, sizeof (utx->ut_id)); |
|
|
283 | utx->ut_type = USER_PROCESS; |
|
|
284 | if ((tmputx = getutxid (utx))) /* position to entry in utmp file */ |
|
|
285 | utx = tmputx; |
|
|
286 | utx->ut_type = DEAD_PROCESS; |
|
|
287 | # if HAVE_UTMPX_SESSION |
|
|
288 | utx->ut_session = getsid (0); |
|
|
289 | # endif |
|
|
290 | utx->ut_tv.tv_sec = time (NULL); |
|
|
291 | utx->ut_tv.tv_usec = 0; |
|
|
292 | #endif |
|
|
293 | |
|
|
294 | /* |
|
|
295 | * Write ending wtmp entry |
|
|
296 | */ |
|
|
297 | #ifdef WTMP_SUPPORT |
|
|
298 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
299 | if (login_shell) |
|
|
300 | #endif |
|
|
301 | { |
|
|
302 | # ifdef HAVE_STRUCT_UTMP |
|
|
303 | # ifdef HAVE_UPDWTMP |
|
|
304 | updwtmp (WTMP_FILE, ut); |
|
|
305 | # else |
|
|
306 | update_wtmp (WTMP_FILE, ut); |
|
|
307 | # endif |
|
|
308 | # endif |
|
|
309 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
|
310 | updwtmpx (WTMPX_FILE, utx); |
|
|
311 | # endif |
|
|
312 | } |
|
|
313 | #endif |
|
|
314 | |
|
|
315 | /* |
|
|
316 | * Write utmp entry |
|
|
317 | */ |
|
|
318 | #ifdef HAVE_STRUCT_UTMP |
|
|
319 | # ifdef HAVE_UTMP_PID |
|
|
320 | if (ut->ut_pid == cmd_pid) |
|
|
321 | pututline (ut); |
|
|
322 | endutent (); |
|
|
323 | # else |
|
|
324 | memset (ut, 0, sizeof (struct utmp)); |
|
|
325 | write_bsd_utmp (utmp_pos, ut); |
|
|
326 | # endif |
|
|
327 | #endif |
|
|
328 | #ifdef HAVE_STRUCT_UTMPX |
|
|
329 | if (utx->ut_pid == cmd_pid) |
|
|
330 | pututxline (utx); |
|
|
331 | endutxent (); |
|
|
332 | #endif |
|
|
333 | |
|
|
334 | cmd_pid = 0; |
|
|
335 | } |
|
|
336 | |
58 | |
337 | /* ------------------------------------------------------------------------- */ |
59 | /* ------------------------------------------------------------------------- */ |
338 | /* |
60 | /* |
339 | * Write a BSD style utmp entry |
61 | * Write a BSD style utmp entry |
340 | */ |
62 | */ |
… | |
… | |
401 | /* ------------------------------------------------------------------------- */ |
123 | /* ------------------------------------------------------------------------- */ |
402 | #ifdef LASTLOG_SUPPORT |
124 | #ifdef LASTLOG_SUPPORT |
403 | static void |
125 | static void |
404 | update_lastlog (const char *fname, const char *pty, const char *host) |
126 | update_lastlog (const char *fname, const char *pty, const char *host) |
405 | { |
127 | { |
406 | # ifdef HAVE_STRUCT_LASTLOGX |
128 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
407 | struct lastlogx llx; |
129 | struct lastlogx llx; |
408 | # endif |
130 | # endif |
409 | # ifdef HAVE_STRUCT_LASTLOG |
131 | # ifdef HAVE_STRUCT_LASTLOG |
410 | int fd; |
132 | int fd; |
411 | struct lastlog ll; |
133 | struct lastlog ll; |
412 | # ifdef LASTLOG_IS_DIR |
|
|
413 | char lastlogfile[256]; |
134 | char lastlogfile[256]; |
414 | # endif |
|
|
415 | struct passwd *pwent; |
135 | struct passwd *pwent; |
|
|
136 | struct stat st; |
416 | # endif |
137 | # endif |
417 | |
138 | |
418 | # ifdef HAVE_STRUCT_LASTLOGX |
139 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
419 | memset (&llx, 0, sizeof (llx)); |
140 | memset (&llx, 0, sizeof (llx)); |
420 | llx.ll_tv.tv_sec = time (NULL); |
141 | llx.ll_tv.tv_sec = time (NULL); |
421 | llx.ll_tv.tv_usec = 0; |
142 | llx.ll_tv.tv_usec = 0; |
422 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
143 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
423 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
144 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
… | |
… | |
426 | |
147 | |
427 | # ifdef HAVE_STRUCT_LASTLOG |
148 | # ifdef HAVE_STRUCT_LASTLOG |
428 | pwent = getpwuid (getuid ()); |
149 | pwent = getpwuid (getuid ()); |
429 | if (!pwent) |
150 | if (!pwent) |
430 | { |
151 | { |
431 | ptytty_warn ("no entry in password file, not updating lastlog.\n"); |
152 | ptytty_warn ("no entry in password file, not updating lastlog.\n", 0); |
432 | return; |
153 | return; |
433 | } |
154 | } |
434 | |
155 | |
435 | memset (&ll, 0, sizeof (ll)); |
156 | memset (&ll, 0, sizeof (ll)); |
436 | ll.ll_time = time (NULL); |
157 | ll.ll_time = time (NULL); |
437 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
158 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
438 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
159 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
439 | # ifdef LASTLOG_IS_DIR |
160 | if (stat (fname, &st) != 0) |
440 | sprintf (lastlogfile, "%.*s/%.*s", |
161 | return; |
441 | sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2, fname, |
162 | if (S_ISDIR (st.st_mode)) |
442 | sizeof (pwent->pw_name), |
|
|
443 | (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" |
|
|
444 | : pwent->pw_name); |
|
|
445 | if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) |
|
|
446 | { |
163 | { |
|
|
164 | sprintf (lastlogfile, "%.*s/%.*s", |
|
|
165 | (int)(sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2), fname, |
|
|
166 | (int)sizeof (pwent->pw_name), |
|
|
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 | { |
447 | 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)); |
448 | close (fd); |
181 | close (fd); |
449 | } |
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) |
|
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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 |
|
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209 | int i; |
|
|
210 | struct passwd *pwent = getpwuid (getuid ()); |
|
|
211 | const char *name = (pwent && pwent->pw_name) ? pwent->pw_name : "?"; |
|
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212 | |
|
|
213 | if (!strncmp (pty, "/dev/", 5)) |
|
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214 | pty += 5; /* skip /dev/ prefix */ |
|
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215 | |
|
|
216 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
|
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217 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
|
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218 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
|
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219 | else if (sscanf (pty, "pts/%d", &i) == 1) |
|
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220 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
|
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221 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
|
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222 | { |
|
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223 | ptytty_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
|
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224 | return; |
|
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225 | } |
|
|
226 | #endif |
|
|
227 | |
|
|
228 | #ifdef HAVE_STRUCT_UTMP |
|
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229 | memset (ut, 0, sizeof (struct utmp)); |
|
|
230 | # ifdef HAVE_UTMP_PID |
|
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231 | setutent (); |
|
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232 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
|
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233 | ut->ut_type = DEAD_PROCESS; |
|
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234 | getutid (ut); /* position to entry in utmp file */ |
|
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235 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
236 | # endif |
|
|
237 | #endif |
|
|
238 | |
|
|
239 | #ifdef HAVE_STRUCT_UTMPX |
|
|
240 | memset (utx, 0, sizeof (struct utmpx)); |
|
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241 | setutxent (); |
|
|
242 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
243 | utx->ut_type = DEAD_PROCESS; |
|
|
244 | getutxid (utx); /* position to entry in utmp file */ |
|
|
245 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
246 | #endif |
|
|
247 | |
|
|
248 | #ifdef HAVE_STRUCT_UTMP |
|
|
249 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
|
|
250 | ut->ut_time = time (NULL); |
|
|
251 | # ifdef HAVE_UTMP_PID |
|
|
252 | strncpy (ut->ut_user, name, 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, name, sizeof (ut->ut_name)); |
|
|
265 | # ifdef HAVE_UTMP_HOST |
|
|
266 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
267 | # endif |
|
|
268 | # endif |
|
|
269 | #endif |
|
|
270 | |
|
|
271 | #ifdef HAVE_STRUCT_UTMPX |
|
|
272 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
|
|
273 | strncpy (utx->ut_user, name, sizeof (utx->ut_user)); |
|
|
274 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
|
|
275 | # if HAVE_UTMPX_SESSION |
|
|
276 | utx->ut_session = getsid (0); |
|
|
277 | # endif |
|
|
278 | utx->ut_tv.tv_sec = time (NULL); |
|
|
279 | utx->ut_tv.tv_usec = 0; |
|
|
280 | utx->ut_pid = cmd_pid; |
|
|
281 | # ifdef HAVE_UTMPX_HOST |
|
|
282 | strncpy (utx->ut_host, hostname, sizeof (utx->ut_host)); |
|
|
283 | # if 0 |
|
|
284 | { |
|
|
285 | char *colon; |
|
|
286 | |
|
|
287 | if ((colon = strrchr (ut->ut_host, ':')) != NULL) |
|
|
288 | *colon = '\0'; |
|
|
289 | } |
|
|
290 | # endif |
|
|
291 | # endif |
|
|
292 | utx->ut_type = USER_PROCESS; |
|
|
293 | pututxline (utx); |
|
|
294 | endutxent (); /* close the file */ |
|
|
295 | utmp_pos = 0; |
|
|
296 | #endif |
|
|
297 | |
|
|
298 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
|
299 | { |
|
|
300 | # if 1 |
|
|
301 | int fdstdin = dup (STDIN_FILENO); |
|
|
302 | dup2 (tty, STDIN_FILENO); |
|
|
303 | |
|
|
304 | i = ttyslot (); |
|
|
305 | if (write_bsd_utmp (i, ut)) |
|
|
306 | utmp_pos = i; |
|
|
307 | |
|
|
308 | dup2 (fdstdin, STDIN_FILENO); |
|
|
309 | close (fdstdin); |
|
|
310 | # endif |
|
|
311 | } |
|
|
312 | #endif |
|
|
313 | |
|
|
314 | #ifdef WTMP_SUPPORT |
|
|
315 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
316 | if (login_shell) |
|
|
317 | #endif |
|
|
318 | { |
|
|
319 | # ifdef HAVE_STRUCT_UTMP |
|
|
320 | # ifdef HAVE_UPDWTMP |
|
|
321 | updwtmp (WTMP_FILE, ut); |
450 | # else |
322 | # else |
451 | if ((fd = open (fname, O_RDWR)) != -1) |
323 | update_wtmp (WTMP_FILE, ut); |
|
|
324 | # endif |
|
|
325 | # endif |
|
|
326 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
|
327 | updwtmpx (WTMPX_FILE, utx); |
|
|
328 | # endif |
|
|
329 | } |
|
|
330 | #endif |
|
|
331 | #if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE) |
|
|
332 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
333 | if (login_shell) |
|
|
334 | #endif |
|
|
335 | update_lastlog (LASTLOG_FILE, pty, hostname); |
|
|
336 | #endif |
|
|
337 | } |
|
|
338 | |
|
|
339 | /* ------------------------------------------------------------------------- */ |
|
|
340 | /* |
|
|
341 | * remove utmp and wtmp entries |
|
|
342 | */ |
|
|
343 | void |
|
|
344 | ptytty_unix::logout () |
|
|
345 | { |
|
|
346 | if (!cmd_pid) |
|
|
347 | return; |
|
|
348 | |
|
|
349 | #ifdef HAVE_STRUCT_UTMP |
|
|
350 | struct utmp *tmput, *ut = &this->ut; |
|
|
351 | #endif |
|
|
352 | #ifdef HAVE_STRUCT_UTMPX |
|
|
353 | struct utmpx *tmputx, *utx = &this->utx; |
|
|
354 | #endif |
|
|
355 | |
|
|
356 | #ifdef HAVE_STRUCT_UTMP |
|
|
357 | # ifdef HAVE_UTMP_PID |
|
|
358 | memset (ut, 0, sizeof (struct utmp)); |
|
|
359 | setutent (); |
|
|
360 | strncpy (ut->ut_id, this->ut_id, sizeof (ut->ut_id)); |
|
|
361 | ut->ut_type = USER_PROCESS; |
|
|
362 | if ((tmput = getutid (ut))) /* position to entry in utmp file */ |
|
|
363 | ut = tmput; |
|
|
364 | ut->ut_type = DEAD_PROCESS; |
|
|
365 | # else |
|
|
366 | memset (ut->ut_name, 0, sizeof (ut->ut_name)); |
|
|
367 | # ifdef HAVE_UTMP_HOST |
|
|
368 | memset (ut->ut_host, 0, sizeof (ut->ut_host)); |
|
|
369 | # endif |
|
|
370 | # endif |
|
|
371 | ut->ut_time = time (NULL); |
|
|
372 | #endif |
|
|
373 | |
|
|
374 | #ifdef HAVE_STRUCT_UTMPX |
|
|
375 | memset (utx, 0, sizeof (struct utmpx)); |
|
|
376 | setutxent (); |
|
|
377 | strncpy (utx->ut_id, this->ut_id, sizeof (utx->ut_id)); |
|
|
378 | utx->ut_type = USER_PROCESS; |
|
|
379 | if ((tmputx = getutxid (utx))) /* position to entry in utmp file */ |
|
|
380 | utx = tmputx; |
|
|
381 | utx->ut_type = DEAD_PROCESS; |
|
|
382 | # if HAVE_UTMPX_SESSION |
|
|
383 | utx->ut_session = getsid (0); |
|
|
384 | # endif |
|
|
385 | utx->ut_tv.tv_sec = time (NULL); |
|
|
386 | utx->ut_tv.tv_usec = 0; |
|
|
387 | #endif |
|
|
388 | |
|
|
389 | /* |
|
|
390 | * Write ending wtmp entry |
|
|
391 | */ |
|
|
392 | #ifdef WTMP_SUPPORT |
|
|
393 | #ifdef LOG_ONLY_ON_LOGIN |
|
|
394 | if (login_shell) |
|
|
395 | #endif |
452 | { |
396 | { |
453 | if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)), |
397 | # ifdef HAVE_STRUCT_UTMP |
454 | SEEK_SET) != -1) |
398 | # ifdef HAVE_UPDWTMP |
455 | write (fd, &ll, sizeof (ll)); |
399 | updwtmp (WTMP_FILE, ut); |
456 | close (fd); |
400 | # else |
|
|
401 | update_wtmp (WTMP_FILE, ut); |
|
|
402 | # endif |
|
|
403 | # endif |
|
|
404 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
|
|
405 | updwtmpx (WTMPX_FILE, utx); |
|
|
406 | # endif |
457 | } |
407 | } |
458 | # endif /* LASTLOG_IS_DIR */ |
408 | #endif |
459 | # endif /* HAVE_STRUCT_LASTLOG */ |
409 | |
|
|
410 | /* |
|
|
411 | * Write utmp entry |
|
|
412 | */ |
|
|
413 | #ifdef HAVE_STRUCT_UTMP |
|
|
414 | # ifdef HAVE_UTMP_PID |
|
|
415 | if (ut->ut_pid == cmd_pid) |
|
|
416 | pututline (ut); |
|
|
417 | endutent (); |
|
|
418 | # else |
|
|
419 | memset (ut, 0, sizeof (struct utmp)); |
|
|
420 | write_bsd_utmp (utmp_pos, ut); |
|
|
421 | # endif |
|
|
422 | #endif |
|
|
423 | #ifdef HAVE_STRUCT_UTMPX |
|
|
424 | if (utx->ut_pid == cmd_pid) |
|
|
425 | pututxline (utx); |
|
|
426 | endutxent (); |
|
|
427 | #endif |
|
|
428 | |
|
|
429 | cmd_pid = 0; |
460 | } |
430 | } |
461 | #endif /* LASTLOG_SUPPORT */ |
|
|
462 | |
431 | |
463 | #else |
432 | #else |
464 | void |
433 | void |
465 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
434 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
466 | { |
435 | { |