2 * Copyright (c) 2000 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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.
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.
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
36 extern krb5_error_code _hdb_mdb_value2entry(krb5_context context,
38 krb5_kvno target_kvno,
41 extern int _hdb_mit_dump2mitdb_entry(krb5_context context,
48 can have any number of princ stanzas.
49 format is as follows (only \n indicates newlines)
50 princ\t%d\t (%d is KRB5_KDB_V1_BASE_LENGTH, always 38)
51 %d\t (strlen of principal e.g. shadow/foo@ANDREW.CMU.EDU)
52 %d\t (number of tl_data)
53 %d\t (number of key data, e.g. how many keys for this user)
54 %d\t (extra data length)
57 %d\t (max lifetime, seconds)
58 %d\t (max renewable life, seconds)
59 %d\t (expiration, seconds since epoch or 2145830400 for never)
60 %d\t (password expiration, seconds, 0 for never)
61 %d\t (last successful auth, seconds since epoch)
62 %d\t (last failed auth, per above)
63 %d\t (failed auth count)
64 foreach tl_data 0 to number of tl_data - 1 as above
65 %d\t%d\t (data type, data length)
66 foreach tl_data 0 to length-1
67 %02x (tl data contents[element n])
68 except if tl_data length is 0
71 foreach key 0 to number of keys - 1 as above
72 %d\t%d\t (key data version, kvno)
73 foreach version 0 to key data version - 1 (a key or a salt)
74 %d\t%d\t(data type for this key, data length for this key)
75 foreach key data length 0 to length-1
76 %02x (key data contents[element n])
77 except if key_data length is 0
80 foreach extra data length 0 to length - 1
81 %02x (extra data part)
94 } while(q && *q == '\0');
98 #include <kadm5/admin.h>
100 /* XXX: Principal names with '\n' cannot be dumped or loaded */
102 my_fgetln(FILE *f, char **bufp, size_t *szp, size_t *lenp)
110 buf = malloc(sz ? sz : 8192);
118 while ((p = fgets(&buf[len], sz-len, f)) != NULL) {
119 len += strlen(&buf[len]);
120 if (buf[len-1] == '\n')
124 if (sz > SIZE_MAX/2 ||
125 (n = realloc(buf, sz += 1 + (sz >> 1))) == NULL) {
137 return 0; /* *len == 0 || no EOL -> EOF */
141 mit_prop_dump(void *arg, const char *file)
144 size_t line_bufsz = 0;
149 struct hdb_entry_ex ent;
150 struct prop_data *pd = arg;
151 krb5_storage *sp = NULL;
154 memset(&ent, 0, sizeof (ent));
155 f = fopen(file, "r");
160 sp = krb5_storage_emem();
163 while ((ret = my_fgetln(f, &line, &line_bufsz, &line_len)) == 0 &&
169 if(strncmp(line, "kdb5_util", strlen("kdb5_util")) == 0) {
172 if (strcmp(q, "kdb5_util"))
173 errx(1, "line %d: unknown version", lineno);
174 q = nexttoken(&p); /* load_dump */
175 if (strcmp(q, "load_dump"))
176 errx(1, "line %d: unknown version", lineno);
177 q = nexttoken(&p); /* load_dump */
178 if (strcmp(q, "version"))
179 errx(1, "line %d: unknown version", lineno);
180 q = nexttoken(&p); /* x.0 */
181 if (sscanf(q, "%d", &major) != 1)
182 errx(1, "line %d: unknown version", lineno);
183 if (major != 4 && major != 5 && major != 6)
184 errx(1, "unknown dump file format, got %d, expected 4-6",
187 } else if(strncmp(p, "policy", strlen("policy")) == 0) {
188 warnx("line: %d: ignoring policy (not supported)", lineno);
190 } else if(strncmp(p, "princ", strlen("princ")) != 0) {
191 warnx("line %d: not a principal", lineno);
194 krb5_storage_truncate(sp, 0);
195 ret = _hdb_mit_dump2mitdb_entry(pd->context, line, sp);
198 warn("line: %d: failed to parse; ignoring", lineno);
200 warnx("line: %d: failed to parse; ignoring", lineno);
203 ret = krb5_storage_to_data(sp, &kdb_ent);
205 ret = _hdb_mdb_value2entry(pd->context, &kdb_ent, 0, &ent.entry);
206 krb5_data_free(&kdb_ent);
208 warnx("line: %d: failed to store; ignoring", lineno);
211 ret = v5_prop(pd->context, NULL, &ent, arg);
212 hdb_free_entry(pd->context, &ent);
220 krb5_storage_free(sp);
221 if (ret && ret == ENOMEM)
222 errx(1, "out of memory");
224 errx(1, "line %d: problem parsing dump line", lineno);