usr/src/cmd/krb5/kadmin/kclient/ksmb.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <strings.h>
  32 #include <locale.h>
  33 #include <netdb.h>
  34 #include <limits.h>
  35 #include <smbsrv/libsmbns.h>
  36
  37 #define QUOTE(x)        #x
  38 #define VAL2STR(x)      QUOTE(x)
  39
  40 char *whoami = NULL;
  41
  42 static void usage();
  43
  44 static
  45 void
  46 usage()
  47 {
  48         fprintf(stderr,
  49             gettext("Usage: %s [ -d fqdn ] [ -s server ]\n"), whoami);
  50         fprintf(stderr,
  51             gettext("\t-d\tThe fully qualified domain of the client\n"));
  52         fprintf(stderr, gettext("\t-s\tThe domain controller to join\n"));
  53         fprintf(stderr,
  54             gettext("\tstdin is used to read in the password or \n"));
  55         fprintf(stderr, gettext("\tthe password is prompted for.\n"));
  56
  57         exit(1);
  58 }
  59
  60 int
  61 main(int argc, char **argv)
  62 {
  63         char c, fqdn[MAXHOSTNAMELEN], server[MAXHOSTNAMELEN];
  64         char *newpw;
  65         int ret = 0;
  66
  67         (void) setlocale(LC_ALL, "");
  68
  69 #if !defined(TEXT_DOMAIN)
  70 #define TEXT_DOMAIN "SYS_TEST"
  71 #endif /* TEXT_DOMAIN */
  72
  73         (void) textdomain(TEXT_DOMAIN);
  74
  75         whoami = argv[0];
  76
  77         while ((c = getopt(argc, argv, "d:s:")) != -1) {
  78                 switch (c) {
  79                 case 'd':
  80                         (void) strncpy(fqdn, optarg, sizeof (fqdn));
  81                         break;
  82                 case 's':
  83                         (void) strncpy(server, optarg, sizeof (server));
  84                         break;
  85                 default:
  86                         usage();
  87                         break;
  88                 }
  89         }
  90
  91         if (argc != optind)
  92                 usage();
  93
  94         if (!isatty(fileno(stdin))) {
  95                 char buf[PASS_MAX + 1];
  96
  97                 if (scanf("%" VAL2STR(PASS_MAX) "s", &buf) != 1) {
  98                         fprintf(stderr,
  99                             gettext("Couldn't read new password\n"));
 100                         exit(1);
 101                 }
 102
 103                 newpw = strdup(buf);
 104                 if (newpw == NULL) {
 105                         fprintf(stderr, gettext("Couldn't allocate memory\n"));
 106                         exit(1);
 107                 }
 108         } else {
 109                 newpw = getpassphrase(gettext("Enter new password: "));
 110                 if (newpw == NULL) {
 111                         fprintf(stderr,
 112                             gettext("Couldn't read new password\n"));
 113                         exit(1);
 114                 }
 115
 116                 newpw = strdup(newpw);
 117                 if (newpw == NULL) {
 118                         fprintf(stderr, gettext("Couldn't allocate memory\n"));
 119                         exit(1);
 120                 }
 121         }
 122
 123         /*
 124          * Set the SMF properties for smb for later use.
 125          */
 126         ret = smb_setdomainprops(fqdn, server, newpw);
 127
 128         free(newpw);
 129
 130         return (ret);
 131 }