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| Current File : //usr/src/crypto/heimdal/admin/get.c |
/*
* Copyright (c) 1997-2004 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* 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.
*
* 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.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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, 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 "ktutil_locl.h"
RCSID("$Id: get.c 15583 2005-07-07 21:44:37Z lha $");
static void*
open_kadmin_connection(char *principal,
const char *realm,
char *admin_server,
int server_port)
{
static kadm5_config_params conf;
krb5_error_code ret;
void *kadm_handle;
memset(&conf, 0, sizeof(conf));
if(realm) {
conf.realm = strdup(realm);
if (conf.realm == NULL) {
krb5_set_error_string(context, "malloc: out of memory");
return NULL;
}
conf.mask |= KADM5_CONFIG_REALM;
}
if (admin_server) {
conf.admin_server = admin_server;
conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
}
if (server_port) {
conf.kadmind_port = htons(server_port);
conf.mask |= KADM5_CONFIG_KADMIND_PORT;
}
/* should get realm from each principal, instead of doing
everything with the same (local) realm */
ret = kadm5_init_with_password_ctx(context,
principal,
NULL,
KADM5_ADMIN_SERVICE,
&conf, 0, 0,
&kadm_handle);
free(conf.realm);
if(ret) {
krb5_warn(context, ret, "kadm5_init_with_password");
return NULL;
}
return kadm_handle;
}
int
kt_get(struct get_options *opt, int argc, char **argv)
{
krb5_error_code ret = 0;
krb5_keytab keytab;
void *kadm_handle = NULL;
krb5_enctype *etypes = NULL;
size_t netypes = 0;
int i, j;
unsigned int failed = 0;
if((keytab = ktutil_open_keytab()) == NULL)
return 1;
if(opt->realm_string)
krb5_set_default_realm(context, opt->realm_string);
if (opt->enctypes_strings.num_strings != 0) {
etypes = malloc (opt->enctypes_strings.num_strings * sizeof(*etypes));
if (etypes == NULL) {
krb5_warnx(context, "malloc failed");
goto out;
}
netypes = opt->enctypes_strings.num_strings;
for(i = 0; i < netypes; i++) {
ret = krb5_string_to_enctype(context,
opt->enctypes_strings.strings[i],
&etypes[i]);
if(ret) {
krb5_warnx(context, "unrecognized enctype: %s",
opt->enctypes_strings.strings[i]);
goto out;
}
}
}
for(i = 0; i < argc; i++){
krb5_principal princ_ent;
kadm5_principal_ent_rec princ;
int mask = 0;
krb5_keyblock *keys;
int n_keys;
int created = 0;
krb5_keytab_entry entry;
ret = krb5_parse_name(context, argv[i], &princ_ent);
if (ret) {
krb5_warn(context, ret, "can't parse principal %s", argv[i]);
failed++;
continue;
}
memset(&princ, 0, sizeof(princ));
princ.principal = princ_ent;
mask |= KADM5_PRINCIPAL;
princ.attributes |= KRB5_KDB_DISALLOW_ALL_TIX;
mask |= KADM5_ATTRIBUTES;
princ.princ_expire_time = 0;
mask |= KADM5_PRINC_EXPIRE_TIME;
if(kadm_handle == NULL) {
const char *r;
if(opt->realm_string != NULL)
r = opt->realm_string;
else
r = krb5_principal_get_realm(context, princ_ent);
kadm_handle = open_kadmin_connection(opt->principal_string,
r,
opt->admin_server_string,
opt->server_port_integer);
if(kadm_handle == NULL)
break;
}
ret = kadm5_create_principal(kadm_handle, &princ, mask, "x");
if(ret == 0)
created = 1;
else if(ret != KADM5_DUP) {
krb5_warn(context, ret, "kadm5_create_principal(%s)", argv[i]);
krb5_free_principal(context, princ_ent);
failed++;
continue;
}
ret = kadm5_randkey_principal(kadm_handle, princ_ent, &keys, &n_keys);
if (ret) {
krb5_warn(context, ret, "kadm5_randkey_principal(%s)", argv[i]);
krb5_free_principal(context, princ_ent);
failed++;
continue;
}
ret = kadm5_get_principal(kadm_handle, princ_ent, &princ,
KADM5_PRINCIPAL | KADM5_KVNO | KADM5_ATTRIBUTES);
if (ret) {
krb5_warn(context, ret, "kadm5_get_principal(%s)", argv[i]);
for (j = 0; j < n_keys; j++)
krb5_free_keyblock_contents(context, &keys[j]);
krb5_free_principal(context, princ_ent);
failed++;
continue;
}
if(!created && (princ.attributes & KRB5_KDB_DISALLOW_ALL_TIX))
krb5_warnx(context, "%s: disallow-all-tix flag set - clearing", argv[i]);
princ.attributes &= (~KRB5_KDB_DISALLOW_ALL_TIX);
mask = KADM5_ATTRIBUTES;
if(created) {
princ.kvno = 1;
mask |= KADM5_KVNO;
}
ret = kadm5_modify_principal(kadm_handle, &princ, mask);
if (ret) {
krb5_warn(context, ret, "kadm5_modify_principal(%s)", argv[i]);
for (j = 0; j < n_keys; j++)
krb5_free_keyblock_contents(context, &keys[j]);
krb5_free_principal(context, princ_ent);
failed++;
continue;
}
for(j = 0; j < n_keys; j++) {
int do_add = TRUE;
if (netypes) {
int k;
do_add = FALSE;
for (k = 0; k < netypes; ++k)
if (keys[j].keytype == etypes[k]) {
do_add = TRUE;
break;
}
}
if (do_add) {
entry.principal = princ_ent;
entry.vno = princ.kvno;
entry.keyblock = keys[j];
entry.timestamp = time (NULL);
ret = krb5_kt_add_entry(context, keytab, &entry);
if (ret)
krb5_warn(context, ret, "krb5_kt_add_entry");
}
krb5_free_keyblock_contents(context, &keys[j]);
}
kadm5_free_principal_ent(kadm_handle, &princ);
krb5_free_principal(context, princ_ent);
}
out:
free(etypes);
if (kadm_handle)
kadm5_destroy(kadm_handle);
krb5_kt_close(context, keytab);
return ret != 0 || failed > 0;
}