kadmin/init.c

   1 /*
   2  * Copyright (c) 1997, 1998, 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 #include <kadm5/private.h>
  41
  42 RCSID("$Id$");
  43
  44 static kadm5_ret_t
  45 create_random_entry(krb5_principal princ, time_t max_life, time_t max_rlife,
  46                     u_int32_t attributes)
  47 {
  48     kadm5_principal_ent_rec ent;
  49     kadm5_ret_t ret;
  50     int mask = 0;
  51     krb5_keyblock *keys;
  52     int n_keys, i;
  53
  54     memset(&ent, 0, sizeof(ent));
  55     ent.principal = princ;
  56     mask |= KADM5_PRINCIPAL;
  57     ent.max_life = max_life;
  58     mask |= KADM5_MAX_LIFE;
  59     ent.max_renewable_life = max_rlife;
  60     mask |= KADM5_MAX_RLIFE;
  61     ent.attributes |= attributes | KRB5_KDB_DISALLOW_ALL_TIX;
  62     mask |= KADM5_ATTRIBUTES;
  63
  64     ret = kadm5_create_principal(kadm_handle, &ent, mask, "hemlig");
  65     if(ret)
  66         return ret;
  67     ret = kadm5_randkey_principal(kadm_handle, princ, &keys, &n_keys);
  68     if(ret)
  69         return ret;
  70     for(i = 0; i < n_keys; i++)
  71         krb5_free_keyblock_contents(context, &keys[i]);
  72     free(keys);
  73     ret = kadm5_get_principal(kadm_handle, princ, &ent,
  74                               KADM5_PRINCIPAL | KADM5_ATTRIBUTES);
  75     if(ret)
  76         return ret;
  77     ent.attributes &= (~KRB5_KDB_DISALLOW_ALL_TIX);
  78     ent.kvno = 1;
  79     ret = kadm5_modify_principal(kadm_handle, &ent,
  80                                  KADM5_ATTRIBUTES|KADM5_KVNO);
  81     kadm5_free_principal_ent (kadm_handle, &ent);
  82     if(ret)
  83         return ret;
  84     return 0;
  85 }
  86
  87 static struct getargs args[] = {
  88     { "realm-max-ticket-life",  0,      arg_string,     NULL,
  89       "realm max ticket lifetime" },
  90     { "realm-max-renewable-life",  0,   arg_string,     NULL,
  91       "realm max renewable lifetime" },
  92 };
  93
  94 static int num_args = sizeof(args) / sizeof(args[0]);
  95
  96 static void
  97 usage(void)
  98 {
  99     arg_printusage (args, num_args, "ank", "principal");
 100 }
 101
 102 int
 103 init(int argc, char **argv)
 104 {
 105     kadm5_ret_t ret;
 106     int i;
 107     char *realm_max_life;
 108     char *realm_max_rlife;
 109     HDB *db;
 110     int optind = 0;
 111     unsigned max_life, max_rlife;
 112
 113     args[0].value = &realm_max_life;
 114     args[1].value = &realm_max_rlife;
 115
 116     if(getarg(args, num_args, argc, argv, &optind)) {
 117         usage();
 118         return 0;
 119     }
 120
 121     if (realm_max_life) {
 122         if (str2deltat (realm_max_life, &max_life) != 0) {
 123             krb5_warnx (context, "unable to parse `%s'", realm_max_life);
 124             return 0;
 125         }
 126     }
 127     if (realm_max_rlife) {
 128         if (str2deltat (realm_max_rlife, &max_rlife) != 0) {
 129             krb5_warnx (context, "unable to parse `%s'", realm_max_rlife);
 130             return 0;
 131         }
 132     }
 133
 134     db = _kadm5_s_get_db(kadm_handle);
 135
 136     ret = db->open(context, db, O_RDWR | O_CREAT, 0600);
 137     if(ret){
 138         krb5_warn(context, ret, "hdb_open");
 139         return 0;
 140     }
 141     db->close(context, db);
 142     for(i = optind; i < argc; i++){
 143         krb5_principal princ;
 144
 145         /* Create `krbtgt/REALM' */
 146         krb5_make_principal(context, &princ, argv[i], "krbtgt", argv[i], NULL);
 147         if (realm_max_life == NULL)
 148             get_deltat("Realm max ticket life",
 149                        "unlimited",
 150                        &max_life);
 151         if (realm_max_rlife == NULL)
 152             get_deltat("Realm max renewable ticket life",
 153                        "unlimited",
 154                        &max_rlife);
 155         create_random_entry(princ, max_life, max_rlife, 0);
 156         krb5_free_principal(context, princ);
 157         /* Create `kadmin/changepw' */
 158         krb5_make_principal(context, &princ, argv[i],
 159                             "kadmin", "changepw", NULL);
 160         create_random_entry(princ, 5*60, 5*60,
 161                             KRB5_KDB_DISALLOW_TGT_BASED|
 162                             KRB5_KDB_PWCHANGE_SERVICE|
 163                             KRB5_KDB_DISALLOW_POSTDATED|
 164                             KRB5_KDB_DISALLOW_FORWARDABLE|
 165                             KRB5_KDB_DISALLOW_RENEWABLE|
 166                             KRB5_KDB_DISALLOW_PROXIABLE|
 167                             KRB5_KDB_REQUIRES_PRE_AUTH);
 168         krb5_free_principal(context, princ);
 169         /* Create `kadmin/admin' */
 170         krb5_make_principal(context, &princ, argv[i],
 171                             "kadmin", "admin", NULL);
 172         create_random_entry(princ, 60*60, 60*60, KRB5_KDB_REQUIRES_PRE_AUTH);
 173         krb5_free_principal(context, princ);
 174         /* Create `default' */
 175         {
 176             kadm5_principal_ent_rec ent;
 177             int mask = 0;
 178
 179             memset (&ent, 0, sizeof(ent));
 180             mask |= KADM5_PRINCIPAL;
 181             krb5_make_principal(context, &ent.principal, argv[i],
 182                                 "default", NULL);
 183             mask |= KADM5_MAX_LIFE;
 184             ent.max_life = 24 * 60 * 60;
 185             mask |= KADM5_MAX_RLIFE;
 186             ent.max_renewable_life = 7 * ent.max_life;
 187             ent.attributes = KRB5_KDB_DISALLOW_ALL_TIX;
 188             mask |= KADM5_ATTRIBUTES;
 189
 190             ret = kadm5_create_principal(kadm_handle, &ent, mask, "");
 191             if (ret)
 192                 krb5_err (context, 1, ret, "kadm5_create_principal");
 193
 194             krb5_free_principal(context, ent.principal);
 195         }
 196     }
 197     return 0;
 198 }