git.sur5r.net Git - openldap/blob - servers/slapd/tools/slappasswd.c

   1 /* $OpenLDAP$ */
   2 /*
   3  * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
   4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   5  */
   6
   7 #include "portable.h"
   8
   9 #include <stdio.h>
  10
  11 #include <ac/stdlib.h>
  12
  13 #include <ac/ctype.h>
  14 #include <ac/signal.h>
  15 #include <ac/socket.h>
  16 #include <ac/string.h>
  17 #include <ac/time.h>
  18 #include <ac/unistd.h>
  19
  20 #include <ldap.h>
  21 #include <lutil.h>
  22
  23 #include "ldap_defaults.h"
  24
  25 static int      verbose = 0;
  26
  27 static void
  28 usage(const char *s)
  29 {
  30         fprintf(stderr,
  31                 "Usage: %s [options]\n"
  32                 "  -h hash\tpassword scheme\n"
  33                 "  -s secret\tnew password\n"
  34                 "  -v\t\tincrease verbosity\n"
  35                 , s );
  36
  37         exit( EXIT_FAILURE );
  38 }
  39
  40 int
  41 main( int argc, char *argv[] )
  42 {
  43         int rc;
  44         char    *scheme = "{SSHA}";
  45         char    *newpw = NULL;
  46
  47         int             i;
  48         int             version = -1;
  49         struct berval passwd;
  50         struct berval *hash = NULL;
  51
  52         while( (i = getopt( argc, argv,
  53                 "d:h:s:v" )) != EOF )
  54         {
  55                 switch (i) {
  56                 case 'h':       /* scheme */
  57                         scheme = strdup (optarg);
  58
  59                 case 's':       /* new password (secret) */
  60                         newpw = strdup (optarg);
  61
  62                         {
  63                                 char* p;
  64
  65                                 for( p = optarg; *p == '\0'; p++ ) {
  66                                         *p = '*';
  67                                 }
  68                         }
  69                         break;
  70
  71                 case 'v':       /* verbose */
  72                         verbose++;
  73                         break;
  74
  75                 default:
  76                         usage (argv[0]);
  77                 }
  78         }
  79
  80         if( argc - optind != 0 ) {
  81                 usage( argv[0] );
  82         }
  83
  84         if( newpw == NULL ) {
  85                 /* prompt for new password */
  86                 char *cknewpw;
  87                 newpw = strdup(getpassphrase("New password: "));
  88                 cknewpw = getpassphrase("Re-enter new password: ");
  89
  90                 if( strncmp( newpw, cknewpw, strlen(newpw) )) {
  91                         fprintf( stderr, "passwords do not match\n" );
  92                         return EXIT_FAILURE;
  93                 }
  94         }
  95
  96         passwd.bv_val = newpw;
  97         passwd.bv_len = strlen(passwd.bv_val);
  98
  99         hash = lutil_passwd_hash( &passwd, scheme );
 100
 101         if( hash == NULL || hash->bv_val == NULL ) {
 102                 fprintf( stderr, "Password generation failed.\n");
 103                 return EXIT_FAILURE;
 104         }
 105
 106         if( lutil_passwd( hash, &passwd, NULL ) ) {
 107                 fprintf( stderr, "Password verificaiton failed.\n");
 108                 return EXIT_FAILURE;
 109         }
 110
 111         printf( "%s\n" , hash->bv_val );
 112         return EXIT_SUCCESS;
 113 }