1/*
2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan
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. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "ktutil_locl.h"
35
| 1/*
2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan
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. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "ktutil_locl.h"
35
|
36RCSID("$Id: copy.c,v 1.8 2002/08/12 15:09:12 joda Exp $");
| 36RCSID("$Id: copy.c,v 1.9 2003/01/16 18:59:03 lha Exp $");
|
37
38
39static krb5_boolean
40compare_keyblock(const krb5_keyblock *a, const krb5_keyblock *b)
41{
42 if(a->keytype != b->keytype ||
43 a->keyvalue.length != b->keyvalue.length ||
44 memcmp(a->keyvalue.data, b->keyvalue.data, a->keyvalue.length) != 0)
45 return FALSE;
46 return TRUE;
47}
48
49static int
50kt_copy_int (const char *from, const char *to)
51{
52 krb5_error_code ret;
53 krb5_keytab src_keytab, dst_keytab;
54 krb5_kt_cursor cursor;
55 krb5_keytab_entry entry, dummy;
56
57 ret = krb5_kt_resolve (context, from, &src_keytab);
58 if (ret) {
59 krb5_warn (context, ret, "resolving src keytab `%s'", from);
60 return 1;
61 }
62
63 ret = krb5_kt_resolve (context, to, &dst_keytab);
64 if (ret) {
65 krb5_kt_close (context, src_keytab);
66 krb5_warn (context, ret, "resolving dst keytab `%s'", to);
67 return 1;
68 }
69
70 ret = krb5_kt_start_seq_get (context, src_keytab, &cursor);
71 if (ret) {
72 krb5_warn (context, ret, "krb5_kt_start_seq_get %s", keytab_string);
73 goto out;
74 }
75
76 if (verbose_flag)
77 fprintf(stderr, "copying %s to %s\n", from, to);
78
79 while((ret = krb5_kt_next_entry(context, src_keytab,
80 &entry, &cursor)) == 0) {
81 char *name_str;
82 char *etype_str;
83 krb5_unparse_name (context, entry.principal, &name_str);
84 krb5_enctype_to_string(context, entry.keyblock.keytype, &etype_str);
85 ret = krb5_kt_get_entry(context, dst_keytab,
86 entry.principal,
87 entry.vno,
88 entry.keyblock.keytype,
89 &dummy);
90 if(ret == 0) {
91 /* this entry is already in the new keytab, so no need to
92 copy it; if the keyblocks are not the same, something
93 is weird, so complain about that */
94 if(!compare_keyblock(&entry.keyblock, &dummy.keyblock)) {
95 krb5_warnx(context, "entry with different keyvalue "
96 "already exists for %s, keytype %s, kvno %d",
97 name_str, etype_str, entry.vno);
98 }
99 krb5_kt_free_entry(context, &dummy);
100 krb5_kt_free_entry (context, &entry);
101 free(name_str);
102 free(etype_str);
103 continue;
104 } else if(ret != KRB5_KT_NOTFOUND) {
105 krb5_warn(context, ret, "krb5_kt_get_entry(%s)", name_str);
106 krb5_kt_free_entry (context, &entry);
107 free(name_str);
108 free(etype_str);
109 break;
110 }
111 if (verbose_flag)
112 fprintf (stderr, "copying %s, keytype %s, kvno %d\n", name_str,
113 etype_str, entry.vno);
114 ret = krb5_kt_add_entry (context, dst_keytab, &entry);
115 krb5_kt_free_entry (context, &entry);
116 if (ret) {
117 krb5_warn (context, ret, "krb5_kt_add_entry(%s)", name_str);
118 free(name_str);
119 free(etype_str);
120 break;
121 }
122 free(name_str);
123 free(etype_str);
124 }
125 krb5_kt_end_seq_get (context, src_keytab, &cursor);
126
127 out:
128 krb5_kt_close (context, src_keytab);
129 krb5_kt_close (context, dst_keytab);
130 return 0;
131}
132
133int
134kt_copy (int argc, char **argv)
135{
136 int help_flag = 0;
137 int optind = 0;
138
139 struct getargs args[] = {
140 { "help", 'h', arg_flag, NULL}
141 };
142
143 int num_args = sizeof(args) / sizeof(args[0]);
144 int i = 0;
145
146 args[i++].value = &help_flag;
| 37
38
39static krb5_boolean
40compare_keyblock(const krb5_keyblock *a, const krb5_keyblock *b)
41{
42 if(a->keytype != b->keytype ||
43 a->keyvalue.length != b->keyvalue.length ||
44 memcmp(a->keyvalue.data, b->keyvalue.data, a->keyvalue.length) != 0)
45 return FALSE;
46 return TRUE;
47}
48
49static int
50kt_copy_int (const char *from, const char *to)
51{
52 krb5_error_code ret;
53 krb5_keytab src_keytab, dst_keytab;
54 krb5_kt_cursor cursor;
55 krb5_keytab_entry entry, dummy;
56
57 ret = krb5_kt_resolve (context, from, &src_keytab);
58 if (ret) {
59 krb5_warn (context, ret, "resolving src keytab `%s'", from);
60 return 1;
61 }
62
63 ret = krb5_kt_resolve (context, to, &dst_keytab);
64 if (ret) {
65 krb5_kt_close (context, src_keytab);
66 krb5_warn (context, ret, "resolving dst keytab `%s'", to);
67 return 1;
68 }
69
70 ret = krb5_kt_start_seq_get (context, src_keytab, &cursor);
71 if (ret) {
72 krb5_warn (context, ret, "krb5_kt_start_seq_get %s", keytab_string);
73 goto out;
74 }
75
76 if (verbose_flag)
77 fprintf(stderr, "copying %s to %s\n", from, to);
78
79 while((ret = krb5_kt_next_entry(context, src_keytab,
80 &entry, &cursor)) == 0) {
81 char *name_str;
82 char *etype_str;
83 krb5_unparse_name (context, entry.principal, &name_str);
84 krb5_enctype_to_string(context, entry.keyblock.keytype, &etype_str);
85 ret = krb5_kt_get_entry(context, dst_keytab,
86 entry.principal,
87 entry.vno,
88 entry.keyblock.keytype,
89 &dummy);
90 if(ret == 0) {
91 /* this entry is already in the new keytab, so no need to
92 copy it; if the keyblocks are not the same, something
93 is weird, so complain about that */
94 if(!compare_keyblock(&entry.keyblock, &dummy.keyblock)) {
95 krb5_warnx(context, "entry with different keyvalue "
96 "already exists for %s, keytype %s, kvno %d",
97 name_str, etype_str, entry.vno);
98 }
99 krb5_kt_free_entry(context, &dummy);
100 krb5_kt_free_entry (context, &entry);
101 free(name_str);
102 free(etype_str);
103 continue;
104 } else if(ret != KRB5_KT_NOTFOUND) {
105 krb5_warn(context, ret, "krb5_kt_get_entry(%s)", name_str);
106 krb5_kt_free_entry (context, &entry);
107 free(name_str);
108 free(etype_str);
109 break;
110 }
111 if (verbose_flag)
112 fprintf (stderr, "copying %s, keytype %s, kvno %d\n", name_str,
113 etype_str, entry.vno);
114 ret = krb5_kt_add_entry (context, dst_keytab, &entry);
115 krb5_kt_free_entry (context, &entry);
116 if (ret) {
117 krb5_warn (context, ret, "krb5_kt_add_entry(%s)", name_str);
118 free(name_str);
119 free(etype_str);
120 break;
121 }
122 free(name_str);
123 free(etype_str);
124 }
125 krb5_kt_end_seq_get (context, src_keytab, &cursor);
126
127 out:
128 krb5_kt_close (context, src_keytab);
129 krb5_kt_close (context, dst_keytab);
130 return 0;
131}
132
133int
134kt_copy (int argc, char **argv)
135{
136 int help_flag = 0;
137 int optind = 0;
138
139 struct getargs args[] = {
140 { "help", 'h', arg_flag, NULL}
141 };
142
143 int num_args = sizeof(args) / sizeof(args[0]);
144 int i = 0;
145
146 args[i++].value = &help_flag;
|
147 args[i++].value = &verbose_flag;
| |
148
149 if(getarg(args, num_args, argc, argv, &optind)) {
150 arg_printusage(args, num_args, "ktutil copy",
151 "keytab-src keytab-dest");
152 return 1;
153 }
154 if (help_flag) {
155 arg_printusage(args, num_args, "ktutil copy",
156 "keytab-src keytab-dest");
157 return 1;
158 }
159
160 argv += optind;
161 argc -= optind;
162
163 if (argc != 2) {
164 arg_printusage(args, num_args, "ktutil copy",
165 "keytab-src keytab-dest");
166 return 1;
167 }
168
169 return kt_copy_int(argv[0], argv[1]);
170}
171
172#ifndef KEYFILE
173#define KEYFILE SYSCONFDIR "/srvtab"
174#endif
175
176/* copy to from v4 srvtab, just short for copy */
177static int
178conv(int srvconv, int argc, char **argv)
179{
180 int help_flag = 0;
181 char *srvtab = KEYFILE;
182 int optind = 0;
183 char kt4[1024], kt5[1024];
184
185 char *name;
186
187 struct getargs args[] = {
188 { "srvtab", 's', arg_string, NULL},
189 { "help", 'h', arg_flag, NULL}
190 };
191
192 int num_args = sizeof(args) / sizeof(args[0]);
193 int i = 0;
194
195 args[i++].value = &srvtab;
196 args[i++].value = &help_flag;
197
198 if(srvconv)
199 name = "ktutil srvconvert";
200 else
201 name = "ktutil srvcreate";
202
203 if(getarg(args, num_args, argc, argv, &optind)){
204 arg_printusage(args, num_args, name, "");
205 return 1;
206 }
207 if(help_flag){
208 arg_printusage(args, num_args, name, "");
209 return 0;
210 }
211
212 argc -= optind;
213 argv += optind;
214
215 if (argc != 0) {
216 arg_printusage(args, num_args, name, "");
217 return 1;
218 }
219
220 snprintf(kt4, sizeof(kt4), "krb4:%s", srvtab);
221
222 if(srvconv) {
223 if(keytab_string != NULL)
224 return kt_copy_int(kt4, keytab_string);
225 else {
226 krb5_kt_default_modify_name(context, kt5, sizeof(kt5));
227 return kt_copy_int(kt4, kt5);
228 }
229 } else {
230 if(keytab_string != NULL)
231 return kt_copy_int(keytab_string, kt4);
232
233 krb5_kt_default_name(context, kt5, sizeof(kt5));
234 return kt_copy_int(kt5, kt4);
235 }
236}
237
238int
239srvconv(int argc, char **argv)
240{
241 return conv(1, argc, argv);
242}
243
244int
245srvcreate(int argc, char **argv)
246{
247 return conv(0, argc, argv);
248}
| 147
148 if(getarg(args, num_args, argc, argv, &optind)) {
149 arg_printusage(args, num_args, "ktutil copy",
150 "keytab-src keytab-dest");
151 return 1;
152 }
153 if (help_flag) {
154 arg_printusage(args, num_args, "ktutil copy",
155 "keytab-src keytab-dest");
156 return 1;
157 }
158
159 argv += optind;
160 argc -= optind;
161
162 if (argc != 2) {
163 arg_printusage(args, num_args, "ktutil copy",
164 "keytab-src keytab-dest");
165 return 1;
166 }
167
168 return kt_copy_int(argv[0], argv[1]);
169}
170
171#ifndef KEYFILE
172#define KEYFILE SYSCONFDIR "/srvtab"
173#endif
174
175/* copy to from v4 srvtab, just short for copy */
176static int
177conv(int srvconv, int argc, char **argv)
178{
179 int help_flag = 0;
180 char *srvtab = KEYFILE;
181 int optind = 0;
182 char kt4[1024], kt5[1024];
183
184 char *name;
185
186 struct getargs args[] = {
187 { "srvtab", 's', arg_string, NULL},
188 { "help", 'h', arg_flag, NULL}
189 };
190
191 int num_args = sizeof(args) / sizeof(args[0]);
192 int i = 0;
193
194 args[i++].value = &srvtab;
195 args[i++].value = &help_flag;
196
197 if(srvconv)
198 name = "ktutil srvconvert";
199 else
200 name = "ktutil srvcreate";
201
202 if(getarg(args, num_args, argc, argv, &optind)){
203 arg_printusage(args, num_args, name, "");
204 return 1;
205 }
206 if(help_flag){
207 arg_printusage(args, num_args, name, "");
208 return 0;
209 }
210
211 argc -= optind;
212 argv += optind;
213
214 if (argc != 0) {
215 arg_printusage(args, num_args, name, "");
216 return 1;
217 }
218
219 snprintf(kt4, sizeof(kt4), "krb4:%s", srvtab);
220
221 if(srvconv) {
222 if(keytab_string != NULL)
223 return kt_copy_int(kt4, keytab_string);
224 else {
225 krb5_kt_default_modify_name(context, kt5, sizeof(kt5));
226 return kt_copy_int(kt4, kt5);
227 }
228 } else {
229 if(keytab_string != NULL)
230 return kt_copy_int(keytab_string, kt4);
231
232 krb5_kt_default_name(context, kt5, sizeof(kt5));
233 return kt_copy_int(kt5, kt4);
234 }
235}
236
237int
238srvconv(int argc, char **argv)
239{
240 return conv(1, argc, argv);
241}
242
243int
244srvcreate(int argc, char **argv)
245{
246 return conv(0, argc, argv);
247}
|