1 /* $NetBSD: rename_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1997 - 2001, 2003, 2005 - 2005 Kungliga Tekniska Högskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #include "kadm5_locl.h" 37 38 __RCSID("$NetBSD: rename_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $"); 39 40 kadm5_ret_t 41 kadm5_s_rename_principal(void *server_handle, 42 krb5_principal source, 43 krb5_principal target) 44 { 45 kadm5_server_context *context = server_handle; 46 kadm5_ret_t ret; 47 hdb_entry_ex ent; 48 krb5_principal oldname; 49 50 memset(&ent, 0, sizeof(ent)); 51 if (krb5_principal_compare(context->context, source, target)) 52 return KADM5_DUP; /* XXX is this right? */ 53 if (!context->keep_open) { 54 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0); 55 if(ret) 56 return ret; 57 } 58 59 ret = kadm5_log_init(context); 60 if (ret) 61 goto out; 62 63 ret = context->db->hdb_fetch_kvno(context->context, context->db, 64 source, HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent); 65 if (ret) 66 goto out2; 67 oldname = ent.entry.principal; 68 ret = _kadm5_set_modifier(context, &ent.entry); 69 if (ret) 70 goto out3; 71 { 72 /* fix salt */ 73 size_t i; 74 Salt salt; 75 krb5_salt salt2; 76 memset(&salt, 0, sizeof(salt)); 77 krb5_get_pw_salt(context->context, source, &salt2); 78 salt.type = hdb_pw_salt; 79 salt.salt = salt2.saltvalue; 80 for(i = 0; i < ent.entry.keys.len; i++){ 81 if(ent.entry.keys.val[i].salt == NULL){ 82 ent.entry.keys.val[i].salt = 83 malloc(sizeof(*ent.entry.keys.val[i].salt)); 84 if (ent.entry.keys.val[i].salt == NULL) 85 ret = ENOMEM; 86 else 87 ret = copy_Salt(&salt, ent.entry.keys.val[i].salt); 88 if (ret) 89 break; 90 } 91 } 92 krb5_free_salt(context->context, salt2); 93 } 94 if (ret) 95 goto out3; 96 97 /* Borrow target */ 98 ent.entry.principal = target; 99 ret = hdb_seal_keys(context->context, context->db, &ent.entry); 100 if (ret) 101 goto out3; 102 103 /* This logs the change for iprop and writes to the HDB */ 104 ret = kadm5_log_rename(context, source, &ent.entry); 105 106 out3: 107 ent.entry.principal = oldname; /* Unborrow target */ 108 hdb_free_entry(context->context, &ent); 109 110 out2: 111 (void) kadm5_log_end(context); 112 out: 113 if (!context->keep_open) { 114 kadm5_ret_t ret2; 115 ret2 = context->db->hdb_close(context->context, context->db); 116 if (ret == 0 && ret2 != 0) 117 ret = ret2; 118 } 119 return _kadm5_error_code(ret); 120 } 121 122