summaryrefslogtreecommitdiffstats
path: root/usr.sbin/sysinstall/user.c
blob: ecee440fe78849d0650c4b84f96ee1e50205c8c2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
/*
 * $FreeBSD$
 *
 * Copyright (c) 1996
 *      Jörg Wunsch. All rights reserved.
 *
 * The basic structure has been taken from tcpip.c, which is:
 *
 * Copyright (c) 1995
 *      Gary J Palmer. All rights reserved.
 *      Jordan K Hubbard. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer,
 *    verbatim and that no modifications are made prior to this
 *    point in the file.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#include "sysinstall.h"
#include <utmp.h>
#include <ctype.h>
#include <sys/param.h>
#include <sysexits.h>

/* The help file for the user mgmt screen */
#define USER_HELPFILE		"usermgmt"

/* XXX should they be moved out to sysinstall.h? */
#define GNAME_FIELD_LEN 32
#define GID_FIELD_LEN 10
#define GMEMB_FIELD_LEN 64

#define UID_FIELD_LEN 10
#define UGROUP_FIELD_LEN GNAME_FIELD_LEN
#define GECOS_FIELD_LEN 64
#define UMEMB_FIELD_LEN GMEMB_FIELD_LEN
#define HOMEDIR_FIELD_LEN 48
#define SHELL_FIELD_LEN 48
#define PASSWD_FIELD_LEN 32

/* These are nasty, but they make the layout structure a lot easier ... */

static char gname[GNAME_FIELD_LEN],
	gid[GID_FIELD_LEN],
	gmemb[GMEMB_FIELD_LEN],
	uname[UT_NAMESIZE + 1],
        passwd[PASSWD_FIELD_LEN],
	uid[UID_FIELD_LEN],
	ugroup[UGROUP_FIELD_LEN],
	gecos[GECOS_FIELD_LEN],
	umemb[UMEMB_FIELD_LEN],
	homedir[HOMEDIR_FIELD_LEN],
	shell[SHELL_FIELD_LEN];
#define CLEAR(v)	memset(v, 0, sizeof v)

static int	okbutton, cancelbutton;


/* What the screen size is meant to be */
#define USER_DIALOG_Y		0
#define USER_DIALOG_X		8
#define USER_DIALOG_WIDTH	COLS - 16
#define USER_DIALOG_HEIGHT	LINES - 2

/* The group configuration menu. */
static Layout groupLayout[] = {
#define LAYOUT_GNAME		0
    { 4, 10, 20, GNAME_FIELD_LEN - 1,
      "Group name:", "The alphanumeric name of the new group (mandatory)",
      gname, STRINGOBJ, NULL },
#define LAYOUT_GID		1
    { 4, 38, 10, GID_FIELD_LEN - 1,
      "GID:", "The numerical ID for this group (leave blank for automatic choice)",
      gid, STRINGOBJ, NULL },
#define LAYOUT_GMEMB		2
    { 11, 10, 40, GMEMB_FIELD_LEN - 1,
      "Group members:", "Who belongs to this group (i.e., gets access rights for it)",
      gmemb, STRINGOBJ, NULL },
#define LAYOUT_OKBUTTON		3
    { 18, 15, 0, 0,
      "OK", "Select this if you are happy with these settings",
      &okbutton, BUTTONOBJ, NULL },
#define LAYOUT_CANCELBUTTON	4
    { 18, 35, 0, 0,
      "CANCEL", "Select this if you wish to cancel this screen",
      &cancelbutton, BUTTONOBJ, NULL },
    { 0 },
};

/* The user configuration menu. */
static Layout userLayout[] = {
#define LAYOUT_UNAME		0
    { 3, 6, UT_NAMESIZE, UT_NAMESIZE + 1,
      "Login ID:", "The login name of the new user (mandatory)",
      uname, STRINGOBJ, NULL },
#define LAYOUT_UID		1
    { 3, 23, 8, UID_FIELD_LEN - 1,
      "UID:", "The numerical ID for this user (leave blank for automatic choice)",
      uid, STRINGOBJ, NULL },
#define LAYOUT_UGROUP		2
    { 3, 33, 8, UGROUP_FIELD_LEN - 1,
      "Group:", "The login group name for this user (leave blank for automatic choice)",
      ugroup, STRINGOBJ, NULL },
#define LAYOUT_PASSWD		3
    { 3, 43, 15, PASSWD_FIELD_LEN - 1,
      "Password:", "The password for this user (enter this field with care!)",
      passwd, NO_ECHO_OBJ(STRINGOBJ), NULL },
#define LAYOUT_GECOS		4
    { 8, 6, 33, GECOS_FIELD_LEN - 1,
      "Full name:", "The user's full name (comment)",
      gecos, STRINGOBJ, NULL },
#define LAYOUT_UMEMB		5
    { 8, 43, 15, UMEMB_FIELD_LEN - 1,
      "Member groups:", "The groups this user belongs to (i.e. gets access rights for)",
      umemb, STRINGOBJ, NULL },
#define LAYOUT_HOMEDIR		6
    { 13, 6, 20, HOMEDIR_FIELD_LEN - 1,
      "Home directory:", "The user's home directory (leave blank for default)",
      homedir, STRINGOBJ, NULL },
#define LAYOUT_SHELL		7
    { 13, 29, 29, SHELL_FIELD_LEN - 1,
      "Login shell:", "The user's login shell (leave blank for default)",
      shell, STRINGOBJ, NULL },
#define LAYOUT_U_OKBUTTON	8
    { 18, 15, 0, 0,
      "OK", "Select this if you are happy with these settings",
	&okbutton, BUTTONOBJ, NULL },
#define LAYOUT_U_CANCELBUTTON	9
    { 18, 35, 0, 0,
      "CANCEL", "Select this if you wish to cancel this screen",
      &cancelbutton, BUTTONOBJ, NULL },
    { 0 },
};

/* whine */
static void
feepout(char *msg)
{
    beep();
    dialog_notify(msg);
}

/* Check for the settings on the screen. */

static int
verifyGroupSettings(void)
{
    char tmp[256], *cp;
    long lgid;

    if (strlen(gname) == 0) {
	feepout("The group name field must not be empty!");
	return 0;
    }
    snprintf(tmp, 256, "pw group show -q -n %s > /dev/null", gname);
    if (vsystem("%s", tmp) == 0) {
	feepout("This group name is already in use.");
	return 0;
    }
    if (strlen(gid) > 0) {
	lgid = strtol(gid, &cp, 10);
	if (lgid < 0 || lgid >= 65536 || (*cp != '\0' && !isspace(*cp))) {
	    feepout("The GID must be a number between 1 and 65535.");
	    return 0;
	}
    }
    if (strlen(gmemb) > 0) {
	if (strpbrk(gmemb, " \t") != NULL) {
	    feepout("The group member list must not contain any whitespace;\n"
		    "use commas to separate the names.");
	    return 0;
	}
#ifndef notyet  /* XXX */
	feepout("Sorry, the group member list feature\n"
		"is currently not yet implemented.");
	return 0;
#endif
    }

    return 1;
}

/*
 * Ask pw(8) to fill in the blanks for us.
 * Works solely on the global variables.
 */

static void
completeGroup(void)
{
    int pfd[2], i;
    char tmp[256], *cp;
    ssize_t l;
    size_t amnt;
    pid_t pid;
    char *vec[4] =
    {
	"pw", "group", "next", 0
    };

    pipe (pfd);
    if ((pid = fork()) == 0)
    {
	/* The kiddy. */
	dup2(pfd[1], 1);
	dup2(pfd[1], 2);
	for (i = getdtablesize(); i > 2; i--)
	    close(i);

	execv("/usr/sbin/pw", vec);
	msgDebug("Cannot execv() /usr/sbin/pw.\n");
	_exit(99);
    }
    else
    {
	/* The oldie. */
	close(pfd[1]);
	amnt = sizeof tmp;
	i = 0;
	while((l = read(pfd[0], &tmp[i], amnt)) > 0)
	{
	    amnt -= l;
	    i += l;
	    if (amnt == 0)
	    {
		close(pfd[0]);
		break;
	    }
	}
	close(pfd[0]);
	tmp[i] = '\0';
	waitpid(pid, &i, 0);
	if (WIFSIGNALED(i) || WEXITSTATUS(i) != 0)
	    /* ignore by now */
	    return;
	if ((cp = strchr(tmp, '\n')) != NULL)
	    *cp = '\0';
	strncpy(gid, tmp, sizeof gid);
    }
}

static void
addGroup(WINDOW *ds_win)
{
    char tmp[256];
    int pfd[2], i;
    ssize_t l;
    size_t amnt;
    pid_t pid;
    char *vec[8] =
    {
	"pw", "group", "add", "-n", 0, "-g", 0, 0
    };
#define VEC_GNAME 4
#define VEC_GID 6

    msgNotify("Adding group \"%s\"...", gname);

    pipe (pfd);
    if ((pid = fork()) == 0)
    {
	/* The kiddy. */
	dup2(pfd[1], 1);
	dup2(pfd[1], 2);
	for (i = getdtablesize(); i > 2; i--)
	    close(i);

	vec[VEC_GNAME] = gname;

	if (strlen(gid) > 0)
	    vec[VEC_GID] = gid;
	else
	    vec[VEC_GID - 1] = 0;

	execv("/usr/sbin/pw", vec);
	msgDebug("Cannot execv() /usr/sbin/pw.\n");
	_exit(99);
    }
    else
    {
	/* The oldie. */
	close(pfd[1]);
	amnt = sizeof tmp;
	i = 0;
	while((l = read(pfd[0], &tmp[i], amnt)) > 0)
	{
	    amnt -= l;
	    i += l;
	    if (amnt == 0)
	    {
		close(pfd[0]);
		break;
	    }
	}
	close(pfd[0]);
	tmp[i] = '\0';
	waitpid(pid, &i, 0);
	if (WIFSIGNALED(i))
	    msgDebug("pw(8) exited with signal %d.\n", WTERMSIG(i));
	else if(WEXITSTATUS(i))
	{
	    i = 0;
	    if(strncmp(tmp, "pw: ", 4) == 0)
		i = 4;
	    tmp[sizeof tmp - 1] = '\0';	/* sanity */
	    msgConfirm("The `pw' command exited with an error status.\n"
		       "Its error message was:\n\n%s",
		       &tmp[i]);
	}
    }
#undef VEC_GNAME
#undef VEC_GID
}

int
userAddGroup(dialogMenuItem *self)
{
    WINDOW              *ds_win, *save;
    ComposeObj          *obj = NULL;
    int                 n = 0, cancel = FALSE, ret;
    int			max, firsttime = TRUE;

    if (RunningAsInit && !strstr(variable_get(SYSTEM_STATE), "install")) {
        msgConfirm("This option may only be used after the system is installed, sorry!");
        return DITEM_FAILURE;
    }

    save = savescr();
    dialog_clear_norefresh();
    /* We need a curses window */
    if (!(ds_win = openLayoutDialog(USER_HELPFILE, " User and Group Management ",
				    USER_DIALOG_X, USER_DIALOG_Y, USER_DIALOG_WIDTH, USER_DIALOG_HEIGHT))) {
	beep();
	msgConfirm("Cannot open addgroup dialog window!!");
	return(DITEM_FAILURE);
    }

    /* Draw a group entry box */
    draw_box(ds_win, USER_DIALOG_Y + 2, USER_DIALOG_X + 8, USER_DIALOG_HEIGHT - 8,
	     USER_DIALOG_WIDTH - 17, dialog_attr, border_attr);
    wattrset(ds_win, dialog_attr);
    mvwaddstr(ds_win, USER_DIALOG_Y + 2, USER_DIALOG_X + 22, " Add a new group ");

    CLEAR(gname);
    CLEAR(gid);
    CLEAR(gmemb);

    /* Some more initialisation before we go into the main input loop */
    obj = initLayoutDialog(ds_win, groupLayout, USER_DIALOG_X, USER_DIALOG_Y, &max);

reenter:
    cancelbutton = okbutton = 0;
    if (firsttime) {
	/* fill in the blanks, well, just the GID */
	completeGroup();
	RefreshStringObj(groupLayout[LAYOUT_GID].obj);
	firsttime = FALSE;
    }

    while (layoutDialogLoop(ds_win, groupLayout, &obj, &n, max, &cancelbutton, &cancel));

    if (!cancel && !verifyGroupSettings())
	goto reenter;

    /* Clear this crap off the screen */
    delwin(ds_win);
    dialog_clear_norefresh();
    use_helpfile(NULL);

    if (!cancel) {
	addGroup(ds_win);
	ret = DITEM_SUCCESS;
    }
    else
	ret = DITEM_FAILURE;
    restorescr(save);
    return ret;
}

/* Check for the settings on the screen. */

static int
verifyUserSettings(WINDOW *ds_win)
{
    char tmp[256], *cp;
    long luid;
    WINDOW *save;
    int rv;

    if (strlen(uname) == 0) {
	feepout("The user name field must not be empty!");
	return 0;
    }
    snprintf(tmp, 256, "pw user show -q -n %s > /dev/null", uname);
    if (vsystem("%s", tmp) == 0) {
	feepout("This user name is already in use.");
	return 0;
    }
    if (strlen(uid) > 0) {
	luid = strtol(uid, &cp, 10);
	if (luid < 0 || luid >= 65536 || (*cp != '\0' && !isspace(*cp))) {
	    feepout("The UID must be a number between 1 and 65535.");
	    return 0;
	}
    }
    if ((homedir[0]!=0) && (homedir[0]!='/')) {
	feepout("The pathname for home directories must begin with a '/'.");
	return 0;
    }
    if (strlen(shell) > 0) {
	setusershell();
	while((cp = getusershell()) != NULL)
	    if (strcmp(cp, shell) == 0)
		break;
	endusershell();
	if (cp == NULL) {
	    save = savescr();
	    rv = msgYesNo("Warning:\n\n"
			  "The requested shell \"%s\" is not\n"
			  "a valid user shell.\n\n"
			  "Use it anyway?\n", shell);
	    restorescr(save);
	    wrefresh(ds_win);
	    if (rv != DITEM_SUCCESS)
		return 0;
	}
	
    }

    if (strlen(umemb) > 0) {
	if (strpbrk(umemb, " \t") != NULL) {
	    feepout("The member groups list must not contain any whitespace;\n"
		    "use commas to separate the names.");
	    return 0;
	}
    }

    return 1;
}

/*
 * Ask pw(8) to fill in the blanks for us.
 * Works solely on the global variables.
 */

static void
completeUser(void)
{
    int pfd[2], i;
    char tmp[256], *cp, *cp2;
    ssize_t l;
    size_t amnt;
    pid_t pid;
    char *vec[7] =
    {
	"pw", "user", "add", "-N", "-n", 0, 0
    };
#define VEC_UNAME 5

    pipe (pfd);
    if ((pid = fork()) == 0)
    {
	/* The kiddy. */
	dup2(pfd[1], 1);
	dup2(pfd[1], 2);
	for (i = getdtablesize(); i > 2; i--)
	    close(i);

	vec[VEC_UNAME] = uname;

	execv("/usr/sbin/pw", vec);
	msgDebug("Cannot execv() /usr/sbin/pw.\n");
	_exit(99);
    }
    else
    {
	/* The oldie. */
	close(pfd[1]);
	amnt = sizeof tmp;
	i = 0;
	while((l = read(pfd[0], &tmp[i], amnt)) > 0)
	{
	    amnt -= l;
	    i += l;
	    if (amnt == 0)
	    {
		close(pfd[0]);
		break;
	    }
	}
	close(pfd[0]);
	tmp[i] = '\0';
	waitpid(pid, &i, 0);
	if (WIFSIGNALED(i) || WEXITSTATUS(i) != 0)
	    /* ignore by now */
	    return;
	if ((cp = strchr(tmp, '\n')) != NULL)
	    *cp = '\0';
	if ((cp = strchr(tmp, ':')) == NULL || (cp = strchr(++cp, ':')) == NULL)
	    return;
	cp++;
	if ((cp2 = strchr(cp, ':')) == NULL)
	    return;
	*cp2++ = '\0';
	strncpy(uid, cp, sizeof uid);
	cp = cp2;
	if ((cp2 = strchr(cp, ':')) == NULL)
	    return;
	*cp2++ = '\0';
#ifdef notyet /* XXX pw user add -g doesn't accept a numerical GID */
	strncpy(ugroup, cp, sizeof ugroup);
#endif
	cp = cp2;
	if ((cp2 = strchr(cp, ':')) == NULL || (cp2 = strchr(++cp2, ':')) == NULL ||
	    (cp = cp2 = strchr(++cp2, ':')) == NULL || (cp2 = strchr(++cp2, ':')) == NULL)
	    return;
	*cp2++ = '\0';
	cp++;
	strncpy(gecos, cp, sizeof gecos);
	cp = cp2;
	if ((cp2 = strchr(cp, ':')) == NULL)
	    return;
	*cp2++ = '\0';
	if (*cp2)
	    strncpy(shell, cp2, sizeof shell);
    }
#undef VEC_UNAME
}

static void
addUser(WINDOW *ds_win)
{
    char tmp[256], *msg;
    int pfd[2], ipfd[2], i, j;
    ssize_t l;
    size_t amnt;
    pid_t pid;
    /*
     * Maximal list:
     * pw user add -m -n uname -g grp -u uid -c comment -d homedir -s shell -G grplist -h 0
     */
    char *vec[21] =
    {
	"pw", "user", "add", "-m", "-n", /* ... */
    };
#define VEC_UNAME 5

    msgNotify("Adding user \"%s\"...", uname);

    pipe (pfd);
    pipe (ipfd);
    if ((pid = fork()) == 0)
    {
	/* The kiddy. */
	dup2(ipfd[0], 0);
	dup2(pfd[1], 1);
	dup2(pfd[1], 2);
	for (i = getdtablesize(); i > 2; i--)
	    close(i);

	vec[i = VEC_UNAME] = uname;
	i++;
#define ADDVEC(var, option) do { if (strlen(var) > 0) { vec[i++] = option; vec[i++] = var; } } while (0)
	ADDVEC(ugroup, "-g");
	ADDVEC(uid, "-u");
	ADDVEC(gecos, "-c");
	ADDVEC(homedir, "-d");
	ADDVEC(shell, "-s");
	ADDVEC(umemb, "-G");
	if (passwd[0]) {
	    vec[i++] = "-h";
	    vec[i++] = "0";
	}
	vec[i] = 0;

	execv("/usr/sbin/pw", vec);
	msgDebug("Cannot execv() /usr/sbin/pw.\n");
	_exit(99);
    }
    else
    {
	/* The oldie. */
	close(pfd[1]);
	close(ipfd[0]);

	if (passwd[0])
	    write(ipfd[1], passwd, strlen(passwd));
	close(ipfd[1]);
	amnt = sizeof tmp;
	i = 0;
	while((l = read(pfd[0], &tmp[i], amnt)) > 0)
	{
	    amnt -= l;
	    i += l;
	    if (amnt == 0)
	    {
		close(pfd[0]);
		break;
	    }
	}
	close(pfd[0]);
	tmp[i] = '\0';
	waitpid(pid, &i, 0);
	if (WIFSIGNALED(i))
	{
	    j = WTERMSIG(i);
	    msg = "The `pw' command exited with signal %d.\n";
	    goto sysfail;
	}
	else if((j = WEXITSTATUS(i)))
	{
	    i = 0;
	    if(strncmp(tmp, "pw: ", 4) == 0)
		i = 4;
	    tmp[sizeof tmp - 1] = '\0';	/* sanity */
	    if (j == EX_DATAERR || j == EX_NOUSER || j == EX_SOFTWARE)
		msgConfirm("The `pw' command exited with an error status.\n"
			   "Its error message was:\n\n%s",
			   &tmp[i]);
	    else
	    {
		msg = "The `pw' command exited with unexpected status %d.\n";
	sysfail:
		msgDebug(msg, j);
		msgDebug("Command stdout and stderr was:\n\n%s", tmp);
		msgConfirm(msg, j);
	    }
	}
	else if (!passwd[0])
	    msgConfirm("You will need to enter a password for this user\n"
		       "later, using the passwd(1) command from the shell.\n\n"
		       "The account for `%s' is currently still disabled.",
		       uname);
    }
#undef VEC_UNAME
#undef ADDVEC
}

int
userAddUser(dialogMenuItem *self)
{
    WINDOW              *ds_win, *save;
    ComposeObj          *obj = NULL;
    int                 n = 0, cancel = FALSE, ret;
    int			max, firsttime = TRUE, filled=0;

    if (RunningAsInit && !strstr(variable_get(SYSTEM_STATE), "install")) {
        msgConfirm("This option may only be used after the system is installed, sorry!");
        return DITEM_FAILURE;
    }

    save = savescr();
    dialog_clear_norefresh();

    /* We need a curses window */
    if (!(ds_win = openLayoutDialog(USER_HELPFILE, " User and Group Management ",
				    USER_DIALOG_X, USER_DIALOG_Y, USER_DIALOG_WIDTH, USER_DIALOG_HEIGHT))) {
	beep();
	msgConfirm("Cannot open adduser dialog window!!");
	return(DITEM_FAILURE);
    }

    /* Draw a user entry box */
    draw_box(ds_win, USER_DIALOG_Y + 1, USER_DIALOG_X + 3, USER_DIALOG_HEIGHT - 6,
	     USER_DIALOG_WIDTH - 6, dialog_attr, border_attr);
    wattrset(ds_win, dialog_attr);
    mvwaddstr(ds_win, USER_DIALOG_Y + 1, USER_DIALOG_X + 22, " Add a new user ");

    CLEAR(uname);
    CLEAR(uid);
    CLEAR(ugroup);
    CLEAR(gecos);
    CLEAR(passwd);
    CLEAR(umemb);
    CLEAR(homedir);
    CLEAR(shell);

    /* Some more initialisation before we go into the main input loop */
    obj = initLayoutDialog(ds_win, userLayout, USER_DIALOG_X, USER_DIALOG_Y, &max);
    
reenter:
    cancelbutton = okbutton = 0;
    if (firsttime) {
	/* fill in the blanks, well, just the GID */
	completeUser();
	RefreshStringObj(userLayout[LAYOUT_UID].obj);
	RefreshStringObj(userLayout[LAYOUT_UGROUP].obj);
	RefreshStringObj(userLayout[LAYOUT_GECOS].obj);
	RefreshStringObj(userLayout[LAYOUT_UMEMB].obj);
	RefreshStringObj(userLayout[LAYOUT_HOMEDIR].obj);
	RefreshStringObj(userLayout[LAYOUT_SHELL].obj);
	firsttime = FALSE;
    }

    while (layoutDialogLoop(ds_win, userLayout, &obj, &n, max, &cancelbutton, &cancel)) {
	/* Prevent this from being irritating if user really means NO */
	if (filled < 3) {
	  if ((uname[0]) && !homedir[0]) {
	      SAFE_STRCPY(homedir,"/home/");
	      strcat(homedir,uname);
	      RefreshStringObj(userLayout[LAYOUT_HOMEDIR].obj);
	      ++filled;
	    }
	}
    };

    if (!cancel && !verifyUserSettings(ds_win))
	goto reenter;

    /* Clear this crap off the screen */
    delwin(ds_win);
    dialog_clear_norefresh();
    use_helpfile(NULL);

    if (!cancel) {
	addUser(ds_win);
	ret = DITEM_SUCCESS;
    }
    else
	ret = DITEM_FAILURE;
    restorescr(save);
    return ret;
}

OpenPOWER on IntegriCloud