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1 | // This file is part of libptytty. Do not make local modifications. |
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2 | // http://software.schmorp.de/pkg/libptytty |
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3 | |
1 | /*--------------------------------*-C-*---------------------------------* |
4 | /*----------------------------------------------------------------------* |
2 | * File: logging.C |
5 | * File: logging.C |
3 | *----------------------------------------------------------------------* |
6 | *----------------------------------------------------------------------* |
4 | * |
7 | * |
5 | * All portions of code are copyright by their respective author/s. |
8 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 1992 John Bovey <jdb@ukc.ac.uk> |
9 | * Copyright (c) 1992 John Bovey <jdb@ukc.ac.uk> |
… | |
… | |
30 | * along with this program; if not, write to the Free Software |
33 | * along with this program; if not, write to the Free Software |
31 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
34 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
32 | *----------------------------------------------------------------------*/ |
35 | *----------------------------------------------------------------------*/ |
33 | |
36 | |
34 | #include "../config.h" |
37 | #include "../config.h" |
35 | #include "rxvt.h" |
38 | |
36 | #include "ptytty.h" |
39 | #include "ptytty.h" |
37 | |
40 | |
38 | #if UTMP_SUPPORT |
41 | #if UTMP_SUPPORT |
39 | |
42 | |
40 | #if HAVE_STRUCT_UTMP |
43 | #if HAVE_STRUCT_UTMP |
41 | static int rxvt_write_bsd_utmp (int utmp_pos, struct utmp *wu); |
44 | static int write_bsd_utmp (int utmp_pos, struct utmp *wu); |
42 | static void rxvt_update_wtmp (const char *fname, const struct utmp *putmp); |
45 | static void update_wtmp (const char *fname, const struct utmp *putmp); |
43 | #endif |
46 | #endif |
44 | |
47 | |
45 | static void rxvt_update_lastlog (const char *fname, const char *pty, const char *host); |
48 | static void update_lastlog (const char *fname, const char *pty, const char *host); |
46 | |
49 | |
47 | /* |
50 | /* |
48 | * BSD style utmp entry |
51 | * BSD style utmp entry |
49 | * ut_line, ut_name, ut_host, ut_time |
52 | * ut_line, ut_name, ut_host, ut_time |
50 | * SYSV style utmp (and utmpx) entry |
53 | * SYSV style utmp (and utmpx) entry |
… | |
… | |
55 | |
58 | |
56 | /* |
59 | /* |
57 | * make and write utmp and wtmp entries |
60 | * make and write utmp and wtmp entries |
58 | */ |
61 | */ |
59 | void |
62 | void |
60 | rxvt_ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
63 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
61 | { |
64 | { |
62 | const char *pty = name; |
65 | const char *pty = name; |
63 | |
66 | |
64 | if (!pty || !*pty) |
67 | if (!pty || !*pty) |
65 | return; |
68 | return; |
… | |
… | |
84 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
87 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
85 | else if (sscanf (pty, "pts/%d", &i) == 1) |
88 | else if (sscanf (pty, "pts/%d", &i) == 1) |
86 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
89 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
87 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
90 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
88 | { |
91 | { |
89 | rxvt_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
92 | warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
90 | return; |
93 | return; |
91 | } |
94 | } |
92 | #endif |
95 | #endif |
93 | |
96 | |
94 | #ifdef HAVE_STRUCT_UTMP |
97 | #ifdef HAVE_STRUCT_UTMP |
… | |
… | |
166 | |
169 | |
167 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
170 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
168 | { |
171 | { |
169 | # ifdef HAVE_TTYSLOT |
172 | # ifdef HAVE_TTYSLOT |
170 | int fdstdin = dup (STDIN_FILENO); |
173 | int fdstdin = dup (STDIN_FILENO); |
171 | dup2 (pty->tty, STDIN_FILENO); |
174 | dup2 (tty, STDIN_FILENO); |
172 | |
175 | |
173 | i = ttyslot (); |
176 | i = ttyslot (); |
174 | if (rxvt_write_bsd_utmp (i, ut)) |
177 | if (write_bsd_utmp (i, ut)) |
175 | utmp_pos = i; |
178 | utmp_pos = i; |
176 | |
179 | |
177 | dup2 (fdstdin, STDIN_FILENO); |
180 | dup2 (fdstdin, STDIN_FILENO); |
178 | close (fdstdin); |
181 | close (fdstdin); |
179 | # else |
182 | # else |
… | |
… | |
188 | { |
191 | { |
189 | if (*buf == '#' || sscanf (buf, "%s", name) != 1) |
192 | if (*buf == '#' || sscanf (buf, "%s", name) != 1) |
190 | continue; |
193 | continue; |
191 | if (!strcmp (ut->ut_line, name)) |
194 | if (!strcmp (ut->ut_line, name)) |
192 | { |
195 | { |
193 | if (!rxvt_write_bsd_utmp (i, ut)) |
196 | if (!write_bsd_utmp (i, ut)) |
194 | i = 0; |
197 | i = 0; |
195 | utmp_pos = i; |
198 | utmp_pos = i; |
196 | fclose (fd0); |
199 | fclose (fd0); |
197 | break; |
200 | break; |
198 | } |
201 | } |
… | |
… | |
203 | # endif |
206 | # endif |
204 | } |
207 | } |
205 | #endif |
208 | #endif |
206 | |
209 | |
207 | #ifdef WTMP_SUPPORT |
210 | #ifdef WTMP_SUPPORT |
208 | # ifdef WTMP_ONLY_ON_LOGIN |
211 | #ifdef LOG_ONLY_ON_LOGIN |
209 | if (login_shell) |
212 | if (login_shell) |
210 | # endif |
213 | #endif |
211 | { |
214 | { |
212 | # ifdef HAVE_STRUCT_UTMP |
215 | # ifdef HAVE_STRUCT_UTMP |
213 | # ifdef HAVE_UPDWTMP |
216 | # ifdef HAVE_UPDWTMP |
214 | updwtmp (RXVT_WTMP_FILE, ut); |
217 | updwtmp (WTMP_FILE, ut); |
215 | # else |
218 | # else |
216 | rxvt_update_wtmp (RXVT_WTMP_FILE, ut); |
219 | update_wtmp (WTMP_FILE, ut); |
217 | # endif |
220 | # endif |
218 | # endif |
221 | # endif |
219 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
222 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
220 | updwtmpx (RXVT_WTMPX_FILE, utx); |
223 | updwtmpx (WTMPX_FILE, utx); |
221 | # endif |
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222 | } |
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223 | #endif |
224 | # endif |
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225 | } |
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226 | #endif |
224 | #if defined(LASTLOG_SUPPORT) && defined(RXVT_LASTLOG_FILE) |
227 | #if defined(LASTLOG_SUPPORT) && defined(LASTLOG_FILE) |
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228 | #ifdef LOG_ONLY_ON_LOGIN |
225 | if (login_shell) |
229 | if (login_shell) |
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230 | #endif |
226 | rxvt_update_lastlog (RXVT_LASTLOG_FILE, pty, hostname); |
231 | update_lastlog (LASTLOG_FILE, pty, hostname); |
227 | #endif |
232 | #endif |
228 | } |
233 | } |
229 | |
234 | |
230 | /* ------------------------------------------------------------------------- */ |
235 | /* ------------------------------------------------------------------------- */ |
231 | /* |
236 | /* |
232 | * remove utmp and wtmp entries |
237 | * remove utmp and wtmp entries |
233 | */ |
238 | */ |
234 | void |
239 | void |
235 | rxvt_ptytty_unix::logout () |
240 | ptytty_unix::logout () |
236 | { |
241 | { |
237 | if (!cmd_pid) |
242 | if (!cmd_pid) |
238 | return; |
243 | return; |
239 | |
244 | |
240 | #ifdef HAVE_STRUCT_UTMP |
245 | #ifdef HAVE_STRUCT_UTMP |
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279 | |
284 | |
280 | /* |
285 | /* |
281 | * Write ending wtmp entry |
286 | * Write ending wtmp entry |
282 | */ |
287 | */ |
283 | #ifdef WTMP_SUPPORT |
288 | #ifdef WTMP_SUPPORT |
284 | # ifdef WTMP_ONLY_ON_LOGIN |
289 | #ifdef LOG_ONLY_ON_LOGIN |
285 | if (login_shell) |
290 | if (login_shell) |
286 | # endif |
291 | #endif |
287 | { |
292 | { |
288 | # ifdef HAVE_STRUCT_UTMP |
293 | # ifdef HAVE_STRUCT_UTMP |
289 | # ifdef HAVE_UPDWTMP |
294 | # ifdef HAVE_UPDWTMP |
290 | updwtmp (RXVT_WTMP_FILE, ut); |
295 | updwtmp (WTMP_FILE, ut); |
291 | # else |
296 | # else |
292 | rxvt_update_wtmp (RXVT_WTMP_FILE, ut); |
297 | update_wtmp (WTMP_FILE, ut); |
293 | # endif |
298 | # endif |
294 | # endif |
299 | # endif |
295 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
300 | # if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX) |
296 | updwtmpx (RXVT_WTMPX_FILE, utx); |
301 | updwtmpx (WTMPX_FILE, utx); |
297 | # endif |
302 | # endif |
298 | } |
303 | } |
299 | #endif |
304 | #endif |
300 | |
305 | |
301 | /* |
306 | /* |
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306 | if (ut->ut_pid == cmd_pid) |
311 | if (ut->ut_pid == cmd_pid) |
307 | pututline (ut); |
312 | pututline (ut); |
308 | endutent (); |
313 | endutent (); |
309 | # else |
314 | # else |
310 | memset (ut, 0, sizeof (struct utmp)); |
315 | memset (ut, 0, sizeof (struct utmp)); |
311 | rxvt_write_bsd_utmp (utmp_pos, ut); |
316 | write_bsd_utmp (utmp_pos, ut); |
312 | # endif |
317 | # endif |
313 | #endif |
318 | #endif |
314 | #ifdef HAVE_STRUCT_UTMPX |
319 | #ifdef HAVE_STRUCT_UTMPX |
315 | if (utx->ut_pid == cmd_pid) |
320 | if (utx->ut_pid == cmd_pid) |
316 | pututxline (utx); |
321 | pututxline (utx); |
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324 | /* |
329 | /* |
325 | * Write a BSD style utmp entry |
330 | * Write a BSD style utmp entry |
326 | */ |
331 | */ |
327 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
332 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
328 | static int |
333 | static int |
329 | rxvt_write_bsd_utmp (int utmp_pos, struct utmp *wu) |
334 | write_bsd_utmp (int utmp_pos, struct utmp *wu) |
330 | { |
335 | { |
331 | int fd; |
336 | int fd; |
332 | |
337 | |
333 | if (utmp_pos <= 0 || (fd = open (RXVT_UTMP_FILE, O_WRONLY)) == -1) |
338 | if (utmp_pos <= 0 || (fd = open (UTMP_FILE, O_WRONLY)) == -1) |
334 | return 0; |
339 | return 0; |
335 | |
340 | |
336 | if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1) |
341 | if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1) |
337 | write (fd, wu, sizeof (struct utmp)); |
342 | write (fd, wu, sizeof (struct utmp)); |
338 | close (fd); |
343 | close (fd); |
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344 | /* |
349 | /* |
345 | * Update a BSD style wtmp entry |
350 | * Update a BSD style wtmp entry |
346 | */ |
351 | */ |
347 | #if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP) |
352 | #if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP) |
348 | static void |
353 | static void |
349 | rxvt_update_wtmp (const char *fname, const struct utmp *putmp) |
354 | update_wtmp (const char *fname, const struct utmp *putmp) |
350 | { |
355 | { |
351 | int fd, gotlock, retry; |
356 | int fd, gotlock, retry; |
352 | struct flock lck; /* fcntl locking scheme */ |
357 | struct flock lck; /* fcntl locking scheme */ |
353 | struct stat sbuf; |
358 | struct stat sbuf; |
354 | |
359 | |
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385 | #endif |
390 | #endif |
386 | |
391 | |
387 | /* ------------------------------------------------------------------------- */ |
392 | /* ------------------------------------------------------------------------- */ |
388 | #ifdef LASTLOG_SUPPORT |
393 | #ifdef LASTLOG_SUPPORT |
389 | static void |
394 | static void |
390 | rxvt_update_lastlog (const char *fname, const char *pty, const char *host) |
395 | update_lastlog (const char *fname, const char *pty, const char *host) |
391 | { |
396 | { |
392 | # ifdef HAVE_STRUCT_LASTLOGX |
397 | # ifdef HAVE_STRUCT_LASTLOGX |
393 | struct lastlogx llx; |
398 | struct lastlogx llx; |
394 | # endif |
399 | # endif |
395 | # ifdef HAVE_STRUCT_LASTLOG |
400 | # ifdef HAVE_STRUCT_LASTLOG |
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405 | memset (&llx, 0, sizeof (llx)); |
410 | memset (&llx, 0, sizeof (llx)); |
406 | llx.ll_tv.tv_sec = time (NULL); |
411 | llx.ll_tv.tv_sec = time (NULL); |
407 | llx.ll_tv.tv_usec = 0; |
412 | llx.ll_tv.tv_usec = 0; |
408 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
413 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
409 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
414 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
410 | updlastlogx (RXVT_LASTLOGX_FILE, getuid (), &llx); |
415 | updlastlogx (LASTLOGX_FILE, getuid (), &llx); |
411 | # endif |
416 | # endif |
412 | |
417 | |
413 | # ifdef HAVE_STRUCT_LASTLOG |
418 | # ifdef HAVE_STRUCT_LASTLOG |
414 | pwent = getpwuid (getuid ()); |
419 | pwent = getpwuid (getuid ()); |
415 | if (!pwent) |
420 | if (!pwent) |
416 | { |
421 | { |
417 | rxvt_warn ("no entry in password file, not updating lastlog.\n"); |
422 | warn ("no entry in password file, not updating lastlog.\n"); |
418 | return; |
423 | return; |
419 | } |
424 | } |
420 | |
425 | |
421 | memset (&ll, 0, sizeof (ll)); |
426 | memset (&ll, 0, sizeof (ll)); |
422 | ll.ll_time = time (NULL); |
427 | ll.ll_time = time (NULL); |
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443 | } |
448 | } |
444 | # endif /* LASTLOG_IS_DIR */ |
449 | # endif /* LASTLOG_IS_DIR */ |
445 | # endif /* HAVE_STRUCT_LASTLOG */ |
450 | # endif /* HAVE_STRUCT_LASTLOG */ |
446 | } |
451 | } |
447 | #endif /* LASTLOG_SUPPORT */ |
452 | #endif /* LASTLOG_SUPPORT */ |
448 | /* ------------------------------------------------------------------------- */ |
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449 | |
453 | |
450 | #endif /* UTMP_SUPPORT */ |
454 | #else |
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455 | void |
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456 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
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457 | { |
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458 | } |
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459 | #endif |
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460 | |