808 lines
22 KiB
C
808 lines
22 KiB
C
/*
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* Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "hprop.h"
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RCSID("$Id: hprop.c 21745 2007-07-31 16:11:25Z lha $");
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static int version_flag;
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static int help_flag;
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static const char *ktname = HPROP_KEYTAB;
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static const char *database;
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static char *mkeyfile;
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static int to_stdout;
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static int verbose_flag;
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static int encrypt_flag;
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static int decrypt_flag;
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static hdb_master_key mkey5;
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static char *source_type;
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static char *afs_cell;
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static char *v4_realm;
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static int kaspecials_flag;
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static int ka_use_null_salt;
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static char *local_realm=NULL;
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static int
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open_socket(krb5_context context, const char *hostname, const char *port)
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{
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struct addrinfo *ai, *a;
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struct addrinfo hints;
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int error;
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memset (&hints, 0, sizeof(hints));
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_protocol = IPPROTO_TCP;
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error = getaddrinfo (hostname, port, &hints, &ai);
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if (error) {
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warnx ("%s: %s", hostname, gai_strerror(error));
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return -1;
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}
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for (a = ai; a != NULL; a = a->ai_next) {
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int s;
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s = socket (a->ai_family, a->ai_socktype, a->ai_protocol);
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if (s < 0)
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continue;
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if (connect (s, a->ai_addr, a->ai_addrlen) < 0) {
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warn ("connect(%s)", hostname);
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close (s);
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continue;
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}
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freeaddrinfo (ai);
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return s;
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}
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warnx ("failed to contact %s", hostname);
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freeaddrinfo (ai);
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return -1;
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}
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krb5_error_code
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v5_prop(krb5_context context, HDB *db, hdb_entry_ex *entry, void *appdata)
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{
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krb5_error_code ret;
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struct prop_data *pd = appdata;
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krb5_data data;
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if(encrypt_flag) {
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ret = hdb_seal_keys_mkey(context, &entry->entry, mkey5);
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if (ret) {
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krb5_warn(context, ret, "hdb_seal_keys_mkey");
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return ret;
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}
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}
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if(decrypt_flag) {
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ret = hdb_unseal_keys_mkey(context, &entry->entry, mkey5);
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if (ret) {
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krb5_warn(context, ret, "hdb_unseal_keys_mkey");
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return ret;
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}
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}
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ret = hdb_entry2value(context, &entry->entry, &data);
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if(ret) {
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krb5_warn(context, ret, "hdb_entry2value");
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return ret;
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}
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if(to_stdout)
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ret = krb5_write_message(context, &pd->sock, &data);
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else
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ret = krb5_write_priv_message(context, pd->auth_context,
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&pd->sock, &data);
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krb5_data_free(&data);
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return ret;
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}
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int
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v4_prop(void *arg, struct v4_principal *p)
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{
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struct prop_data *pd = arg;
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hdb_entry_ex ent;
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krb5_error_code ret;
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memset(&ent, 0, sizeof(ent));
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ret = krb5_425_conv_principal(pd->context, p->name, p->instance, v4_realm,
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&ent.entry.principal);
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if(ret) {
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krb5_warn(pd->context, ret,
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"krb5_425_conv_principal %s.%s@%s",
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p->name, p->instance, v4_realm);
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return 0;
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}
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if(verbose_flag) {
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char *s;
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krb5_unparse_name_short(pd->context, ent.entry.principal, &s);
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krb5_warnx(pd->context, "%s.%s -> %s", p->name, p->instance, s);
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free(s);
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}
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ent.entry.kvno = p->kvno;
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ent.entry.keys.len = 3;
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ent.entry.keys.val = malloc(ent.entry.keys.len * sizeof(*ent.entry.keys.val));
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if (ent.entry.keys.val == NULL)
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krb5_errx(pd->context, ENOMEM, "malloc");
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if(p->mkvno != -1) {
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ent.entry.keys.val[0].mkvno = malloc (sizeof(*ent.entry.keys.val[0].mkvno));
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if (ent.entry.keys.val[0].mkvno == NULL)
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krb5_errx(pd->context, ENOMEM, "malloc");
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*(ent.entry.keys.val[0].mkvno) = p->mkvno;
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} else
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ent.entry.keys.val[0].mkvno = NULL;
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ent.entry.keys.val[0].salt = calloc(1, sizeof(*ent.entry.keys.val[0].salt));
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if (ent.entry.keys.val[0].salt == NULL)
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krb5_errx(pd->context, ENOMEM, "calloc");
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ent.entry.keys.val[0].salt->type = KRB5_PADATA_PW_SALT;
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ent.entry.keys.val[0].key.keytype = ETYPE_DES_CBC_MD5;
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krb5_data_alloc(&ent.entry.keys.val[0].key.keyvalue, DES_KEY_SZ);
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memcpy(ent.entry.keys.val[0].key.keyvalue.data, p->key, 8);
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copy_Key(&ent.entry.keys.val[0], &ent.entry.keys.val[1]);
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ent.entry.keys.val[1].key.keytype = ETYPE_DES_CBC_MD4;
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copy_Key(&ent.entry.keys.val[0], &ent.entry.keys.val[2]);
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ent.entry.keys.val[2].key.keytype = ETYPE_DES_CBC_CRC;
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{
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int life = _krb5_krb_life_to_time(0, p->max_life);
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if(life == NEVERDATE){
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ent.entry.max_life = NULL;
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} else {
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/* clean up lifetime a bit */
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if(life > 86400)
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life = (life + 86399) / 86400 * 86400;
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else if(life > 3600)
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life = (life + 3599) / 3600 * 3600;
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ALLOC(ent.entry.max_life);
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*ent.entry.max_life = life;
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}
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}
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ALLOC(ent.entry.valid_end);
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*ent.entry.valid_end = p->exp_date;
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ret = krb5_make_principal(pd->context, &ent.entry.created_by.principal,
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v4_realm,
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"kadmin",
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"hprop",
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NULL);
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if(ret){
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krb5_warn(pd->context, ret, "krb5_make_principal");
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ret = 0;
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goto out;
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}
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ent.entry.created_by.time = time(NULL);
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ALLOC(ent.entry.modified_by);
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ret = krb5_425_conv_principal(pd->context, p->mod_name, p->mod_instance,
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v4_realm, &ent.entry.modified_by->principal);
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if(ret){
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krb5_warn(pd->context, ret, "%s.%s@%s", p->name, p->instance, v4_realm);
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ent.entry.modified_by->principal = NULL;
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ret = 0;
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goto out;
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}
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ent.entry.modified_by->time = p->mod_date;
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ent.entry.flags.forwardable = 1;
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ent.entry.flags.renewable = 1;
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ent.entry.flags.proxiable = 1;
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ent.entry.flags.postdate = 1;
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ent.entry.flags.client = 1;
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ent.entry.flags.server = 1;
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/* special case password changing service */
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if(strcmp(p->name, "changepw") == 0 &&
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strcmp(p->instance, "kerberos") == 0) {
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ent.entry.flags.forwardable = 0;
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ent.entry.flags.renewable = 0;
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ent.entry.flags.proxiable = 0;
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ent.entry.flags.postdate = 0;
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ent.entry.flags.initial = 1;
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ent.entry.flags.change_pw = 1;
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}
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ret = v5_prop(pd->context, NULL, &ent, pd);
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if (strcmp (p->name, "krbtgt") == 0
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&& strcmp (v4_realm, p->instance) != 0) {
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krb5_free_principal (pd->context, ent.entry.principal);
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ret = krb5_425_conv_principal (pd->context, p->name,
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v4_realm, p->instance,
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&ent.entry.principal);
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if (ret == 0)
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ret = v5_prop (pd->context, NULL, &ent, pd);
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}
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out:
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hdb_free_entry(pd->context, &ent);
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return ret;
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}
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#include "kadb.h"
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/* read a `ka_entry' from `fd' at offset `pos' */
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static void
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read_block(krb5_context context, int fd, int32_t pos, void *buf, size_t len)
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{
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krb5_error_code ret;
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#ifdef HAVE_PREAD
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if((ret = pread(fd, buf, len, 64 + pos)) < 0)
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krb5_err(context, 1, errno, "pread(%u)", 64 + pos);
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#else
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if(lseek(fd, 64 + pos, SEEK_SET) == (off_t)-1)
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krb5_err(context, 1, errno, "lseek(%u)", 64 + pos);
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ret = read(fd, buf, len);
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if(ret < 0)
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krb5_err(context, 1, errno, "read(%lu)", (unsigned long)len);
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#endif
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if(ret != len)
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krb5_errx(context, 1, "read(%lu) = %u", (unsigned long)len, ret);
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}
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static int
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ka_convert(struct prop_data *pd, int fd, struct ka_entry *ent)
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{
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int32_t flags = ntohl(ent->flags);
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krb5_error_code ret;
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hdb_entry_ex hdb;
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if(!kaspecials_flag
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&& (flags & KAFNORMAL) == 0) /* remove special entries */
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return 0;
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memset(&hdb, 0, sizeof(hdb));
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ret = krb5_425_conv_principal(pd->context, ent->name, ent->instance,
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v4_realm, &hdb.entry.principal);
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if(ret) {
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krb5_warn(pd->context, ret,
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"krb5_425_conv_principal (%s.%s@%s)",
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ent->name, ent->instance, v4_realm);
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return 0;
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}
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hdb.entry.kvno = ntohl(ent->kvno);
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hdb.entry.keys.len = 3;
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hdb.entry.keys.val =
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malloc(hdb.entry.keys.len * sizeof(*hdb.entry.keys.val));
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if (hdb.entry.keys.val == NULL)
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krb5_errx(pd->context, ENOMEM, "malloc");
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hdb.entry.keys.val[0].mkvno = NULL;
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hdb.entry.keys.val[0].salt = calloc(1, sizeof(*hdb.entry.keys.val[0].salt));
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if (hdb.entry.keys.val[0].salt == NULL)
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krb5_errx(pd->context, ENOMEM, "calloc");
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if (ka_use_null_salt) {
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hdb.entry.keys.val[0].salt->type = hdb_pw_salt;
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hdb.entry.keys.val[0].salt->salt.data = NULL;
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hdb.entry.keys.val[0].salt->salt.length = 0;
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} else {
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hdb.entry.keys.val[0].salt->type = hdb_afs3_salt;
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hdb.entry.keys.val[0].salt->salt.data = strdup(afs_cell);
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if (hdb.entry.keys.val[0].salt->salt.data == NULL)
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krb5_errx(pd->context, ENOMEM, "strdup");
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hdb.entry.keys.val[0].salt->salt.length = strlen(afs_cell);
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}
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hdb.entry.keys.val[0].key.keytype = ETYPE_DES_CBC_MD5;
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krb5_data_copy(&hdb.entry.keys.val[0].key.keyvalue,
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ent->key,
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sizeof(ent->key));
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copy_Key(&hdb.entry.keys.val[0], &hdb.entry.keys.val[1]);
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hdb.entry.keys.val[1].key.keytype = ETYPE_DES_CBC_MD4;
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copy_Key(&hdb.entry.keys.val[0], &hdb.entry.keys.val[2]);
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hdb.entry.keys.val[2].key.keytype = ETYPE_DES_CBC_CRC;
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ALLOC(hdb.entry.max_life);
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*hdb.entry.max_life = ntohl(ent->max_life);
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if(ntohl(ent->valid_end) != NEVERDATE && ntohl(ent->valid_end) != 0xffffffff) {
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ALLOC(hdb.entry.valid_end);
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*hdb.entry.valid_end = ntohl(ent->valid_end);
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}
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if (ntohl(ent->pw_change) != NEVERDATE &&
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ent->pw_expire != 255 &&
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ent->pw_expire != 0) {
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ALLOC(hdb.entry.pw_end);
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*hdb.entry.pw_end = ntohl(ent->pw_change)
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+ 24 * 60 * 60 * ent->pw_expire;
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}
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ret = krb5_make_principal(pd->context, &hdb.entry.created_by.principal,
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v4_realm,
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"kadmin",
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"hprop",
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NULL);
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hdb.entry.created_by.time = time(NULL);
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if(ent->mod_ptr){
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struct ka_entry mod;
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ALLOC(hdb.entry.modified_by);
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read_block(pd->context, fd, ntohl(ent->mod_ptr), &mod, sizeof(mod));
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krb5_425_conv_principal(pd->context, mod.name, mod.instance, v4_realm,
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&hdb.entry.modified_by->principal);
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hdb.entry.modified_by->time = ntohl(ent->mod_time);
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memset(&mod, 0, sizeof(mod));
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}
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hdb.entry.flags.forwardable = 1;
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hdb.entry.flags.renewable = 1;
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hdb.entry.flags.proxiable = 1;
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hdb.entry.flags.postdate = 1;
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/* XXX - AFS 3.4a creates krbtgt.REALMOFCELL as NOTGS+NOSEAL */
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if (strcmp(ent->name, "krbtgt") == 0 &&
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(flags & (KAFNOTGS|KAFNOSEAL)) == (KAFNOTGS|KAFNOSEAL))
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flags &= ~(KAFNOTGS|KAFNOSEAL);
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hdb.entry.flags.client = (flags & KAFNOTGS) == 0;
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hdb.entry.flags.server = (flags & KAFNOSEAL) == 0;
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ret = v5_prop(pd->context, NULL, &hdb, pd);
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hdb_free_entry(pd->context, &hdb);
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return ret;
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}
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static int
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ka_dump(struct prop_data *pd, const char *file)
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{
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struct ka_header header;
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int i;
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int fd = open(file, O_RDONLY);
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if(fd < 0)
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krb5_err(pd->context, 1, errno, "open(%s)", file);
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read_block(pd->context, fd, 0, &header, sizeof(header));
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if(header.version1 != header.version2)
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krb5_errx(pd->context, 1, "Version mismatch in header: %ld/%ld",
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(long)ntohl(header.version1), (long)ntohl(header.version2));
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if(ntohl(header.version1) != 5)
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krb5_errx(pd->context, 1, "Unknown database version %ld (expected 5)",
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(long)ntohl(header.version1));
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for(i = 0; i < ntohl(header.hashsize); i++){
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int32_t pos = ntohl(header.hash[i]);
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while(pos){
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struct ka_entry ent;
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read_block(pd->context, fd, pos, &ent, sizeof(ent));
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ka_convert(pd, fd, &ent);
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pos = ntohl(ent.next);
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}
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}
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return 0;
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}
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struct getargs args[] = {
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{ "master-key", 'm', arg_string, &mkeyfile, "v5 master key file", "file" },
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{ "database", 'd', arg_string, &database, "database", "file" },
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{ "source", 0, arg_string, &source_type, "type of database to read",
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"heimdal"
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"|mit-dump"
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"|krb4-dump"
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"|kaserver"
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},
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{ "v4-realm", 'r', arg_string, &v4_realm, "v4 realm to use" },
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{ "cell", 'c', arg_string, &afs_cell, "name of AFS cell" },
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{ "kaspecials", 'S', arg_flag, &kaspecials_flag, "dump KASPECIAL keys"},
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{ "keytab", 'k', arg_string, &ktname, "keytab to use for authentication", "keytab" },
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{ "v5-realm", 'R', arg_string, &local_realm, "v5 realm to use" },
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{ "decrypt", 'D', arg_flag, &decrypt_flag, "decrypt keys" },
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{ "encrypt", 'E', arg_flag, &encrypt_flag, "encrypt keys" },
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{ "stdout", 'n', arg_flag, &to_stdout, "dump to stdout" },
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{ "verbose", 'v', arg_flag, &verbose_flag },
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{ "version", 0, arg_flag, &version_flag },
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{ "help", 'h', arg_flag, &help_flag }
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};
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static int num_args = sizeof(args) / sizeof(args[0]);
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static void
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usage(int ret)
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{
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arg_printusage (args, num_args, NULL, "[host[:port]] ...");
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exit (ret);
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}
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static void
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get_creds(krb5_context context, krb5_ccache *cache)
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{
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krb5_keytab keytab;
|
|
krb5_principal client;
|
|
krb5_error_code ret;
|
|
krb5_get_init_creds_opt *init_opts;
|
|
krb5_preauthtype preauth = KRB5_PADATA_ENC_TIMESTAMP;
|
|
krb5_creds creds;
|
|
|
|
ret = krb5_kt_register(context, &hdb_kt_ops);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_kt_register");
|
|
|
|
ret = krb5_kt_resolve(context, ktname, &keytab);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_kt_resolve");
|
|
|
|
ret = krb5_make_principal(context, &client, NULL,
|
|
"kadmin", HPROP_NAME, NULL);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_make_principal");
|
|
|
|
ret = krb5_get_init_creds_opt_alloc(context, &init_opts);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");
|
|
krb5_get_init_creds_opt_set_preauth_list(init_opts, &preauth, 1);
|
|
|
|
ret = krb5_get_init_creds_keytab(context, &creds, client, keytab, 0, NULL, init_opts);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_get_init_creds");
|
|
|
|
krb5_get_init_creds_opt_free(context, init_opts);
|
|
|
|
ret = krb5_kt_close(context, keytab);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_kt_close");
|
|
|
|
ret = krb5_cc_gen_new(context, &krb5_mcc_ops, cache);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_cc_gen_new");
|
|
|
|
ret = krb5_cc_initialize(context, *cache, client);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_cc_initialize");
|
|
|
|
krb5_free_principal(context, client);
|
|
|
|
ret = krb5_cc_store_cred(context, *cache, &creds);
|
|
if(ret) krb5_err(context, 1, ret, "krb5_cc_store_cred");
|
|
|
|
krb5_free_cred_contents(context, &creds);
|
|
}
|
|
|
|
enum hprop_source {
|
|
HPROP_HEIMDAL = 1,
|
|
HPROP_KRB4_DUMP,
|
|
HPROP_KASERVER,
|
|
HPROP_MIT_DUMP
|
|
};
|
|
|
|
#define IS_TYPE_V4(X) ((X) == HPROP_KRB4_DUMP || (X) == HPROP_KASERVER)
|
|
|
|
struct {
|
|
int type;
|
|
const char *name;
|
|
} types[] = {
|
|
{ HPROP_HEIMDAL, "heimdal" },
|
|
{ HPROP_KRB4_DUMP, "krb4-dump" },
|
|
{ HPROP_KASERVER, "kaserver" },
|
|
{ HPROP_MIT_DUMP, "mit-dump" }
|
|
};
|
|
|
|
static int
|
|
parse_source_type(const char *s)
|
|
{
|
|
int i;
|
|
for(i = 0; i < sizeof(types) / sizeof(types[0]); i++) {
|
|
if(strstr(types[i].name, s) == types[i].name)
|
|
return types[i].type;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
iterate (krb5_context context,
|
|
const char *database_name,
|
|
HDB *db,
|
|
int type,
|
|
struct prop_data *pd)
|
|
{
|
|
int ret;
|
|
|
|
switch(type) {
|
|
case HPROP_KRB4_DUMP:
|
|
ret = v4_prop_dump(pd, database_name);
|
|
if(ret)
|
|
krb5_warnx(context, "v4_prop_dump: %s",
|
|
krb5_get_err_text(context, ret));
|
|
break;
|
|
case HPROP_KASERVER:
|
|
ret = ka_dump(pd, database_name);
|
|
if(ret)
|
|
krb5_warn(context, ret, "ka_dump");
|
|
break;
|
|
case HPROP_MIT_DUMP:
|
|
ret = mit_prop_dump(pd, database_name);
|
|
if (ret)
|
|
krb5_warnx(context, "mit_prop_dump: %s",
|
|
krb5_get_err_text(context, ret));
|
|
break;
|
|
case HPROP_HEIMDAL:
|
|
ret = hdb_foreach(context, db, HDB_F_DECRYPT, v5_prop, pd);
|
|
if(ret)
|
|
krb5_warn(context, ret, "hdb_foreach");
|
|
break;
|
|
default:
|
|
krb5_errx(context, 1, "unknown prop type: %d", type);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
dump_database (krb5_context context, int type,
|
|
const char *database_name, HDB *db)
|
|
{
|
|
krb5_error_code ret;
|
|
struct prop_data pd;
|
|
krb5_data data;
|
|
|
|
pd.context = context;
|
|
pd.auth_context = NULL;
|
|
pd.sock = STDOUT_FILENO;
|
|
|
|
ret = iterate (context, database_name, db, type, &pd);
|
|
if (ret)
|
|
krb5_errx(context, 1, "iterate failure");
|
|
krb5_data_zero (&data);
|
|
ret = krb5_write_message (context, &pd.sock, &data);
|
|
if (ret)
|
|
krb5_err(context, 1, ret, "krb5_write_message");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
propagate_database (krb5_context context, int type,
|
|
const char *database_name,
|
|
HDB *db, krb5_ccache ccache,
|
|
int optidx, int argc, char **argv)
|
|
{
|
|
krb5_principal server;
|
|
krb5_error_code ret;
|
|
int i, failed = 0;
|
|
|
|
for(i = optidx; i < argc; i++){
|
|
krb5_auth_context auth_context;
|
|
int fd;
|
|
struct prop_data pd;
|
|
krb5_data data;
|
|
|
|
char *port, portstr[NI_MAXSERV];
|
|
char *host = argv[i];
|
|
|
|
port = strchr(host, ':');
|
|
if(port == NULL) {
|
|
snprintf(portstr, sizeof(portstr), "%u",
|
|
ntohs(krb5_getportbyname (context, "hprop", "tcp",
|
|
HPROP_PORT)));
|
|
port = portstr;
|
|
} else
|
|
*port++ = '\0';
|
|
|
|
fd = open_socket(context, host, port);
|
|
if(fd < 0) {
|
|
failed++;
|
|
krb5_warn (context, errno, "connect %s", host);
|
|
continue;
|
|
}
|
|
|
|
ret = krb5_sname_to_principal(context, argv[i],
|
|
HPROP_NAME, KRB5_NT_SRV_HST, &server);
|
|
if(ret) {
|
|
failed++;
|
|
krb5_warn(context, ret, "krb5_sname_to_principal(%s)", host);
|
|
close(fd);
|
|
continue;
|
|
}
|
|
|
|
if (local_realm) {
|
|
krb5_realm my_realm;
|
|
krb5_get_default_realm(context,&my_realm);
|
|
|
|
free (*krb5_princ_realm(context, server));
|
|
krb5_princ_set_realm(context,server,&my_realm);
|
|
}
|
|
|
|
auth_context = NULL;
|
|
ret = krb5_sendauth(context,
|
|
&auth_context,
|
|
&fd,
|
|
HPROP_VERSION,
|
|
NULL,
|
|
server,
|
|
AP_OPTS_MUTUAL_REQUIRED | AP_OPTS_USE_SUBKEY,
|
|
NULL, /* in_data */
|
|
NULL, /* in_creds */
|
|
ccache,
|
|
NULL,
|
|
NULL,
|
|
NULL);
|
|
|
|
krb5_free_principal(context, server);
|
|
|
|
if(ret) {
|
|
failed++;
|
|
krb5_warn(context, ret, "krb5_sendauth (%s)", host);
|
|
close(fd);
|
|
goto next_host;
|
|
}
|
|
|
|
pd.context = context;
|
|
pd.auth_context = auth_context;
|
|
pd.sock = fd;
|
|
|
|
ret = iterate (context, database_name, db, type, &pd);
|
|
if (ret) {
|
|
krb5_warnx(context, "iterate to host %s failed", host);
|
|
failed++;
|
|
goto next_host;
|
|
}
|
|
|
|
krb5_data_zero (&data);
|
|
ret = krb5_write_priv_message(context, auth_context, &fd, &data);
|
|
if(ret) {
|
|
krb5_warn(context, ret, "krb5_write_priv_message");
|
|
failed++;
|
|
goto next_host;
|
|
}
|
|
|
|
ret = krb5_read_priv_message(context, auth_context, &fd, &data);
|
|
if(ret) {
|
|
krb5_warn(context, ret, "krb5_read_priv_message: %s", host);
|
|
failed++;
|
|
goto next_host;
|
|
} else
|
|
krb5_data_free (&data);
|
|
|
|
next_host:
|
|
krb5_auth_con_free(context, auth_context);
|
|
close(fd);
|
|
}
|
|
if (failed)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
main(int argc, char **argv)
|
|
{
|
|
krb5_error_code ret;
|
|
krb5_context context;
|
|
krb5_ccache ccache = NULL;
|
|
HDB *db = NULL;
|
|
int optidx = 0;
|
|
|
|
int type, exit_code;
|
|
|
|
setprogname(argv[0]);
|
|
|
|
if(getarg(args, num_args, argc, argv, &optidx))
|
|
usage(1);
|
|
|
|
if(help_flag)
|
|
usage(0);
|
|
|
|
if(version_flag){
|
|
print_version(NULL);
|
|
exit(0);
|
|
}
|
|
|
|
ret = krb5_init_context(&context);
|
|
if(ret)
|
|
exit(1);
|
|
|
|
if(local_realm)
|
|
krb5_set_default_realm(context, local_realm);
|
|
|
|
if(v4_realm == NULL) {
|
|
ret = krb5_get_default_realm(context, &v4_realm);
|
|
if(ret)
|
|
krb5_err(context, 1, ret, "krb5_get_default_realm");
|
|
}
|
|
|
|
if(afs_cell == NULL) {
|
|
afs_cell = strdup(v4_realm);
|
|
if(afs_cell == NULL)
|
|
krb5_errx(context, 1, "out of memory");
|
|
strlwr(afs_cell);
|
|
}
|
|
|
|
|
|
if(encrypt_flag && decrypt_flag)
|
|
krb5_errx(context, 1,
|
|
"only one of `--encrypt' and `--decrypt' is meaningful");
|
|
|
|
if(source_type != NULL) {
|
|
type = parse_source_type(source_type);
|
|
if(type == 0)
|
|
krb5_errx(context, 1, "unknown source type `%s'", source_type);
|
|
} else
|
|
type = HPROP_HEIMDAL;
|
|
|
|
if(!to_stdout)
|
|
get_creds(context, &ccache);
|
|
|
|
if(decrypt_flag || encrypt_flag) {
|
|
ret = hdb_read_master_key(context, mkeyfile, &mkey5);
|
|
if(ret && ret != ENOENT)
|
|
krb5_err(context, 1, ret, "hdb_read_master_key");
|
|
if(ret)
|
|
krb5_errx(context, 1, "No master key file found");
|
|
}
|
|
|
|
if (IS_TYPE_V4(type) && v4_realm == NULL)
|
|
krb5_errx(context, 1, "Its a Kerberos 4 database "
|
|
"but no realm configured");
|
|
|
|
switch(type) {
|
|
case HPROP_KASERVER:
|
|
if (database == NULL)
|
|
database = DEFAULT_DATABASE;
|
|
ka_use_null_salt = krb5_config_get_bool_default(context, NULL, FALSE,
|
|
"hprop",
|
|
"afs_uses_null_salt",
|
|
NULL);
|
|
|
|
break;
|
|
case HPROP_KRB4_DUMP:
|
|
if (database == NULL)
|
|
krb5_errx(context, 1, "no dump file specified");
|
|
|
|
break;
|
|
case HPROP_MIT_DUMP:
|
|
if (database == NULL)
|
|
krb5_errx(context, 1, "no dump file specified");
|
|
break;
|
|
case HPROP_HEIMDAL:
|
|
ret = hdb_create (context, &db, database);
|
|
if(ret)
|
|
krb5_err(context, 1, ret, "hdb_create: %s", database);
|
|
ret = db->hdb_open(context, db, O_RDONLY, 0);
|
|
if(ret)
|
|
krb5_err(context, 1, ret, "db->hdb_open");
|
|
break;
|
|
default:
|
|
krb5_errx(context, 1, "unknown dump type `%d'", type);
|
|
break;
|
|
}
|
|
|
|
if (to_stdout)
|
|
exit_code = dump_database (context, type, database, db);
|
|
else
|
|
exit_code = propagate_database (context, type, database,
|
|
db, ccache, optidx, argc, argv);
|
|
|
|
if(ccache != NULL)
|
|
krb5_cc_destroy(context, ccache);
|
|
|
|
if(db != NULL)
|
|
(*db->hdb_destroy)(context, db);
|
|
|
|
krb5_free_context(context);
|
|
return exit_code;
|
|
}
|