diff options
Diffstat (limited to 'kadmin/ext.c')
| -rw-r--r-- | kadmin/ext.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/kadmin/ext.c b/kadmin/ext.c new file mode 100644 index 0000000..f80272f --- /dev/null +++ b/kadmin/ext.c @@ -0,0 +1,139 @@ +/* + * Copyright (c) 1997 - 2006 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 "kadmin_locl.h" +#include "kadmin-commands.h" + +RCSID("$Id: ext.c 16658 2006-01-25 12:29:46Z lha $"); + +struct ext_keytab_data { + krb5_keytab keytab; +}; + +static int +do_ext_keytab(krb5_principal principal, void *data) +{ + krb5_error_code ret; + kadm5_principal_ent_rec princ; + struct ext_keytab_data *e = data; + krb5_keytab_entry *keys = NULL; + krb5_keyblock *k = NULL; + int i, n_k; + + ret = kadm5_get_principal(kadm_handle, principal, &princ, + KADM5_PRINCIPAL|KADM5_KVNO|KADM5_KEY_DATA); + if(ret) + return ret; + + if (princ.n_key_data) { + keys = malloc(sizeof(*keys) * princ.n_key_data); + if (keys == NULL) { + kadm5_free_principal_ent(kadm_handle, &princ); + krb5_clear_error_string(context); + return ENOMEM; + } + for (i = 0; i < princ.n_key_data; i++) { + krb5_key_data *kd = &princ.key_data[i]; + + keys[i].principal = princ.principal; + keys[i].vno = kd->key_data_kvno; + keys[i].keyblock.keytype = kd->key_data_type[0]; + keys[i].keyblock.keyvalue.length = kd->key_data_length[0]; + keys[i].keyblock.keyvalue.data = kd->key_data_contents[0]; + keys[i].timestamp = time(NULL); + } + + n_k = princ.n_key_data; + } else { + ret = kadm5_randkey_principal(kadm_handle, principal, &k, &n_k); + if (ret) { + kadm5_free_principal_ent(kadm_handle, &princ); + return ret; + } + keys = malloc(sizeof(*keys) * n_k); + if (keys == NULL) { + kadm5_free_principal_ent(kadm_handle, &princ); + krb5_clear_error_string(context); + return ENOMEM; + } + for (i = 0; i < n_k; i++) { + keys[i].principal = principal; + keys[i].vno = princ.kvno + 1; /* XXX get entry again */ + keys[i].keyblock = k[i]; + keys[i].timestamp = time(NULL); + } + } + + for(i = 0; i < n_k; i++) { + ret = krb5_kt_add_entry(context, e->keytab, &keys[i]); + if(ret) + krb5_warn(context, ret, "krb5_kt_add_entry(%d)", i); + } + + if (k) { + memset(k, 0, n_k * sizeof(*k)); + free(k); + } + if (keys) + free(keys); + kadm5_free_principal_ent(kadm_handle, &princ); + return 0; +} + +int +ext_keytab(struct ext_keytab_options *opt, int argc, char **argv) +{ + krb5_error_code ret; + int i; + struct ext_keytab_data data; + + if (opt->keytab_string == NULL) + ret = krb5_kt_default(context, &data.keytab); + else + ret = krb5_kt_resolve(context, opt->keytab_string, &data.keytab); + + if(ret){ + krb5_warn(context, ret, "krb5_kt_resolve"); + return 1; + } + + for(i = 0; i < argc; i++) { + ret = foreach_principal(argv[i], do_ext_keytab, "ext", &data); + if (ret) + break; + } + + krb5_kt_close(context, data.keytab); + + return ret != 0; +} |
