kadmin/ank.c

   1 /*
   2  * Copyright (c) 1997 - 1999 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed by Kungliga Tekniska
  20  *      Högskolan and its contributors.
  21  *
  22  * 4. Neither the name of the Institute nor the names of its contributors
  23  *    may be used to endorse or promote products derived from this software
  24  *    without specific prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  36  * SUCH DAMAGE.
  37  */
  38
  39 #include "kadmin_locl.h"
  40
  41 RCSID("$Id$");
  42
  43 static struct getargs args[] = {
  44     { "random-key",     'r',    arg_flag,       NULL, "set random key" },
  45     { "password",       'p',    arg_string,     NULL, "princial's password" },
  46     { "max-ticket-life",  0,    arg_string,     NULL, "max ticket lifetime" },
  47     { "max-renewable-life",  0, arg_string,     NULL,
  48       "max renewable lifetime" },
  49     { "attributes",     0,      arg_string,     NULL, "attributes" }
  50 };
  51
  52 static int num_args = sizeof(args) / sizeof(args[0]);
  53
  54 static void
  55 usage(void)
  56 {
  57     arg_printusage (args, num_args, "ank", "principal");
  58 }
  59
  60 int
  61 add_new_key(int argc, char **argv)
  62 {
  63     kadm5_principal_ent_rec princ;
  64     char pwbuf[1024];
  65     char *password = NULL;
  66     int rkey = 0;
  67     int optind = 0;
  68     int mask = 0;
  69     krb5_error_code ret;
  70     krb5_principal princ_ent    = NULL;
  71     char *max_ticket_life       = NULL;
  72     char *max_renewable_life    = NULL;
  73     char *attributes            = NULL;
  74
  75     args[0].value = &rkey;
  76     args[1].value = &password;
  77     args[2].value = &max_ticket_life;
  78     args[3].value = &max_renewable_life;
  79     args[4].value = &attributes;
  80
  81     if(getarg(args, num_args, argc, argv, &optind))
  82         goto usage;
  83     if(optind == argc)
  84         goto usage;
  85     memset(&princ, 0, sizeof(princ));
  86     ret = krb5_parse_name(context, argv[optind], &princ_ent);
  87     if (ret) {
  88         krb5_warn(context, ret, "krb5_parse_name");
  89         goto out;
  90     }
  91     princ.principal = princ_ent;
  92     mask |= KADM5_PRINCIPAL;
  93     if (set_entry(context, &princ, &mask,
  94                   max_ticket_life, max_renewable_life, attributes)) {
  95         goto out;
  96     }
  97     edit_entry(&princ, &mask);
  98     if(rkey){
  99         princ.attributes |= KRB5_KDB_DISALLOW_ALL_TIX;
 100         mask |= KADM5_ATTRIBUTES;
 101         password = "hemlig";
 102     }
 103     if(password == NULL){
 104         char *princ_name;
 105         char *prompt;
 106
 107         krb5_unparse_name(context, princ_ent, &princ_name);
 108         asprintf (&prompt, "%s's Password: ", princ_name);
 109         free (princ_name);
 110         ret = des_read_pw_string (pwbuf, sizeof(pwbuf), prompt, 1);
 111         free (prompt);
 112         if (ret)
 113             goto out;
 114         password = pwbuf;
 115     }
 116
 117     ret = kadm5_create_principal(kadm_handle, &princ, mask, password);
 118     if(ret)
 119         krb5_warn(context, ret, "kadm5_create_principal");
 120     if(rkey){
 121         krb5_keyblock *new_keys;
 122         int n_keys, i;
 123         ret = kadm5_randkey_principal(kadm_handle, princ_ent,
 124                                       &new_keys, &n_keys);
 125         if(ret){
 126             krb5_warn(context, ret, "kadm5_randkey_principal");
 127             n_keys = 0;
 128         }
 129         for(i = 0; i < n_keys; i++)
 130             krb5_free_keyblock_contents(context, &new_keys[i]);
 131         free(new_keys);
 132         kadm5_get_principal(kadm_handle, princ_ent, &princ,
 133                             KADM5_PRINCIPAL | KADM5_KVNO | KADM5_ATTRIBUTES);
 134         princ.attributes &= (~KRB5_KDB_DISALLOW_ALL_TIX);
 135         princ.kvno = 1;
 136         kadm5_modify_principal(kadm_handle, &princ,
 137                                KADM5_ATTRIBUTES | KADM5_KVNO);
 138         kadm5_free_principal_ent(kadm_handle, &princ);
 139     }
 140 out:
 141     if(princ_ent)
 142         krb5_free_principal(context, princ_ent);
 143     if(!rkey && password)
 144         memset(password, 0, strlen(password));
 145     return 0;
 146 usage:
 147     usage();
 148     goto out;
 149 }