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split up ktutil in several files

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7714 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-01-02 04:41:02 +00:00
parent 21ee166a57
commit ee928b7492
9 changed files with 876 additions and 640 deletions
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10
admin/Makefile.am
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@@ -8,7 +8,15 @@ man_MANS = ktutil.8
sbin_PROGRAMS = ktutil sbin_PROGRAMS = ktutil
ktutil_SOURCES = ktutil.c srvconvert.c srvcreate.c ktutil_SOURCES = add.c \
change.c \
copy.c \
get.c \
ktutil.c \
list.c \
remove.c \
srvconvert.c \
srvcreate.c
LDADD = \ LDADD = \
$(top_builddir)/lib/kadm5/libkadm5clnt.la \ $(top_builddir)/lib/kadm5/libkadm5clnt.la \

155
admin/add.c Normal file
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@@ -0,0 +1,155 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
int
kt_add(int argc, char **argv)
{
krb5_error_code ret;
krb5_keytab_entry entry;
char buf[128];
char *principal_string = NULL;
int kvno = -1;
char *enctype_string = NULL;
krb5_enctype enctype;
char *password_string = NULL;
int salt_flag = 1;
int random_flag = 0;
int help_flag = 0;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL, "principal of key", "principal"},
{ "kvno", 'V', arg_integer, NULL, "key version of key" },
{ "enctype", 'e', arg_string, NULL, "encryption type of key" },
{ "password", 'w', arg_string, NULL, "password for key"},
{ "salt", 's', arg_negative_flag, NULL, "no salt" },
{ "random", 'r', arg_flag, NULL, "generate random key" },
{ "help", 'h', arg_flag, NULL }
};
int num_args = sizeof(args) / sizeof(args[0]);
int optind = 0;
int i = 0;
args[i++].value = &principal_string;
args[i++].value = &kvno;
args[i++].value = &enctype_string;
args[i++].value = &password_string;
args[i++].value = &salt_flag;
args[i++].value = &random_flag;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil add", "");
return 0;
}
if(help_flag) {
arg_printusage(args, num_args, "ktutil add", "");
return 0;
}
if(principal_string == NULL) {
printf("Principal: ");
if (fgets(buf, sizeof(buf), stdin) == NULL)
return 0;
buf[strcspn(buf, "\r\n")] = '\0';
principal_string = buf;
}
ret = krb5_parse_name(context, principal_string, &entry.principal);
if(ret) {
krb5_warn(context, ret, "%s", principal_string);
return 0;
}
if(enctype_string == NULL) {
printf("Encryption type: ");
if (fgets(buf, sizeof(buf), stdin) == NULL) {
krb5_free_principal (context, entry.principal);
return 0;
}
buf[strcspn(buf, "\r\n")] = '\0';
enctype_string = buf;
}
ret = krb5_string_to_enctype(context, enctype_string, &enctype);
if(ret) {
int t;
if(sscanf(enctype_string, "%d", &t) == 1)
enctype = t;
else {
krb5_warn(context, ret, "%s", enctype_string);
krb5_free_principal(context, entry.principal);
return 0;
}
}
if(kvno == -1) {
printf("Key version: ");
if (fgets(buf, sizeof(buf), stdin) == NULL) {
krb5_free_principal (context, entry.principal);
return 0;
}
buf[strcspn(buf, "\r\n")] = '\0';
kvno = atoi(buf);
}
if(password_string == NULL && random_flag == 0) {
if(des_read_pw_string(buf, sizeof(buf), "Password: ", 1)) {
krb5_free_principal (context, entry.principal);
return 0;
}
password_string = buf;
}
if(password_string) {
if (!salt_flag) {
krb5_salt salt;
krb5_data pw;
salt.salttype = KRB5_PW_SALT;
salt.saltvalue.data = NULL;
salt.saltvalue.length = 0;
pw.data = (void*)password_string;
pw.length = strlen(password_string);
krb5_string_to_key_data_salt(context, enctype, pw, salt,
&entry.keyblock);
} else {
krb5_string_to_key(context, enctype, password_string,
entry.principal, &entry.keyblock);
}
memset (password_string, 0, strlen(password_string));
} else {
krb5_generate_random_keyblock(context, enctype, &entry.keyblock);
}
entry.vno = kvno;
entry.timestamp = time (NULL);
ret = krb5_kt_add_entry(context, keytab, &entry);
if(ret)
krb5_warn(context, ret, "add");
krb5_kt_free_entry(context, &entry);
return 0;
}

224
admin/change.c Normal file
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@@ -0,0 +1,224 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
static void
change_entry (krb5_context context, krb5_keytab_entry *entry,
const char *realm, const char *admin_server, int server_port)
{
krb5_error_code ret;
kadm5_config_params conf;
void *kadm_handle;
char *client_name;
krb5_keyblock *keys;
int num_keys;
int i;
ret = krb5_unparse_name (context, entry->principal, &client_name);
if (ret) {
krb5_warn (context, ret, "kadm5_c_init_with_skey_ctx");
return;
}
memset (&conf, 0, sizeof(conf));
if(realm)
conf.realm = (char *)realm;
else
conf.realm = *krb5_princ_realm (context, entry->principal);
conf.mask |= KADM5_CONFIG_REALM;
if (admin_server) {
conf.admin_server = (char *)admin_server;
conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
}
if (server_port) {
conf.kadmind_port = htons(server_port);
conf.mask |= KADM5_CONFIG_KADMIND_PORT;
}
ret = kadm5_init_with_skey_ctx (context,
client_name,
keytab_string,
KADM5_ADMIN_SERVICE,
&conf, 0, 0,
&kadm_handle);
free (client_name);
if (ret) {
krb5_warn (context, ret, "kadm5_c_init_with_skey_ctx");
return;
}
ret = kadm5_randkey_principal (kadm_handle, entry->principal,
&keys, &num_keys);
kadm5_destroy (kadm_handle);
if (ret) {
krb5_warn(context, ret, "kadm5_randkey_principal");
return;
}
for (i = 0; i < num_keys; ++i) {
krb5_keytab_entry new_entry;
new_entry = *entry;
new_entry.timestamp = time (NULL);
++new_entry.vno;
new_entry.keyblock = keys[i];
ret = krb5_kt_add_entry (context, keytab, &new_entry);
if (ret)
krb5_warn (context, ret, "krb5_kt_add_entry");
krb5_free_keyblock_contents (context, &keys[i]);
}
}
/*
* loop over all the entries in the keytab (or those given) and change
* their keys, writing the new keys
*/
int
kt_change (int argc, char **argv)
{
krb5_error_code ret;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
char *realm = NULL;
char *admin_server = NULL;
int server_port = 0;
int help_flag = 0;
int optind = 0;
int j, max;
krb5_principal *princs;
struct getargs args[] = {
{ "realm", 'r', arg_string, NULL,
"realm to use", "realm"
},
{ "admin-server", 'a', arg_string, NULL,
"server to contact", "host"
},
{ "server-port", 's', arg_integer, NULL,
"port to contact", "port number"
},
{ "help", 'h', arg_flag, NULL }
};
args[0].value = &realm;
args[1].value = &admin_server;
args[2].value = &server_port;
args[3].value = &help_flag;
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)
|| help_flag) {
arg_printusage(args, sizeof(args) / sizeof(args[0]),
"ktutil change", "principal...");
return 0;
}
j = 0;
max = 10;
princs = malloc (max * sizeof(*princs));
if (princs == NULL) {
krb5_warnx (context, "malloc: out of memory");
return 1;
}
ret = krb5_kt_start_seq_get(context, keytab, &cursor);
if(ret){
krb5_warn(context, ret, "krb5_kt_start_seq_get");
return 1;
}
while((ret = krb5_kt_next_entry(context, keytab, &entry, &cursor)) == 0) {
int i;
int done = 0;
for (i = 0; i < j; ++i)
if (krb5_principal_compare (context, princs[i],
entry.principal))
break;
if (i < j)
continue;
if (optind == argc) {
change_entry (context, &entry, realm, admin_server, server_port);
done = 1;
} else {
for (i = optind; i < argc; ++i) {
krb5_principal princ;
ret = krb5_parse_name (context, argv[i], &princ);
if (ret) {
krb5_warn (context, ret, "krb5_parse_name %s", argv[i]);
continue;
}
if (krb5_principal_compare (context, princ, entry.principal)) {
change_entry (context, &entry,
realm, admin_server, server_port);
done = 1;
}
krb5_free_principal (context, princ);
}
}
if (done) {
if (j >= max) {
void *tmp;
max *= 2;
tmp = realloc (princs, max * sizeof(*princs));
if (tmp == NULL) {
krb5_kt_free_entry (context, &entry);
krb5_warnx (context, "realloc: out of memory");
break;
}
princs = tmp;
}
ret = krb5_copy_principal (context, entry.principal, &princs[j]);
if (ret) {
krb5_warn (context, ret, "krb5_copy_principal");
krb5_kt_free_entry (context, &entry);
break;
}
++j;
}
krb5_kt_free_entry (context, &entry);
}
while (j-- > 0)
krb5_free_principal (context, princs[j]);
free (princs);
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
return 0;
}

119
admin/copy.c Normal file
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@@ -0,0 +1,119 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
int
kt_copy (int argc, char **argv)
{
krb5_error_code ret;
int help_flag = 0;
int optind = 0;
krb5_keytab src_keytab, dst_keytab;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
struct getargs args[] = {
{ "help", 'h', arg_flag, NULL}
};
int num_args = sizeof(args) / sizeof(args[0]);
int i = 0;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
if (help_flag) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
argv += optind;
argc -= optind;
if (argc != 2) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
ret = krb5_kt_resolve (context, argv[0], &src_keytab);
if (ret) {
krb5_warn (context, ret, "resolving src keytab `%s'", argv[0]);
return 0;
}
ret = krb5_kt_resolve (context, argv[1], &dst_keytab);
if (ret) {
krb5_kt_close (context, src_keytab);
krb5_warn (context, ret, "resolving dst keytab `%s'", argv[1]);
return 0;
}
ret = krb5_kt_start_seq_get (context, src_keytab, &cursor);
if (ret) {
krb5_warn (context, ret, "krb5_kt_start_seq_get");
goto fail;
}
while((ret = krb5_kt_next_entry(context, src_keytab,
&entry, &cursor)) == 0) {
ret = krb5_kt_add_entry (context, dst_keytab, &entry);
if (verbose_flag) {
char *name_str;
krb5_unparse_name (context, entry.principal, &name_str);
printf ("copying %s\n", name_str);
free (name_str);
}
krb5_kt_free_entry (context, &entry);
if (ret) {
krb5_warn (context, ret, "krb5_kt_add_entry");
break;
}
}
krb5_kt_end_seq_get (context, src_keytab, &cursor);
fail:
krb5_kt_close (context, src_keytab);
krb5_kt_close (context, dst_keytab);
return 0;
}

162
admin/get.c Normal file
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@@ -0,0 +1,162 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
int
kt_get(int argc, char **argv)
{
krb5_error_code ret;
kadm5_config_params conf;
void *kadm_handle;
char *principal = NULL;
char *realm = NULL;
char *admin_server = NULL;
int server_port = 0;
int help_flag = 0;
int optind = 0;
int i, j;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL,
"admin principal", "principal"
},
{ "realm", 'r', arg_string, NULL,
"realm to use", "realm"
},
{ "admin-server", 'a', arg_string, NULL,
"server to contact", "host"
},
{ "server-port", 's', arg_integer, NULL,
"port to contact", "port number"
},
{ "help", 'h', arg_flag, NULL }
};
args[0].value = &principal;
args[1].value = &realm;
args[2].value = &admin_server;
args[3].value = &server_port;
args[4].value = &help_flag;
memset(&conf, 0, sizeof(conf));
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)
|| help_flag) {
arg_printusage(args, sizeof(args) / sizeof(args[0]),
"ktutil get", "principal...");
return 0;
}
if(realm) {
krb5_set_default_realm(context, realm); /* XXX should be fixed
some other way */
conf.realm = realm;
conf.mask |= KADM5_CONFIG_REALM;
}
if (admin_server) {
conf.admin_server = admin_server;
conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
}
if (server_port) {
conf.kadmind_port = htons(server_port);
conf.mask |= KADM5_CONFIG_KADMIND_PORT;
}
ret = kadm5_init_with_password_ctx(context,
principal,
NULL,
KADM5_ADMIN_SERVICE,
&conf, 0, 0,
&kadm_handle);
if(ret) {
krb5_warn(context, ret, "kadm5_init_with_password");
return 0;
}
for(i = optind; i < argc; i++){
krb5_principal princ_ent;
kadm5_principal_ent_rec princ;
int mask = 0;
krb5_keyblock *keys;
int n_keys;
int created = 0;
krb5_keytab_entry entry;
ret = krb5_parse_name(context, argv[i], &princ_ent);
memset(&princ, 0, sizeof(princ));
princ.principal = princ_ent;
mask |= KADM5_PRINCIPAL;
princ.attributes |= KRB5_KDB_DISALLOW_ALL_TIX;
mask |= KADM5_ATTRIBUTES;
princ.princ_expire_time = 0;
mask |= KADM5_PRINC_EXPIRE_TIME;
ret = kadm5_create_principal(kadm_handle, &princ, mask, "x");
if(ret == 0)
created++;
else if(ret != KADM5_DUP) {
krb5_free_principal(context, princ_ent);
continue;
}
ret = kadm5_randkey_principal(kadm_handle, princ_ent, &keys, &n_keys);
ret = kadm5_get_principal(kadm_handle, princ_ent, &princ,
KADM5_PRINCIPAL | KADM5_KVNO | KADM5_ATTRIBUTES);
princ.attributes &= (~KRB5_KDB_DISALLOW_ALL_TIX);
mask = KADM5_ATTRIBUTES;
if(created) {
princ.kvno = 1;
mask |= KADM5_KVNO;
}
ret = kadm5_modify_principal(kadm_handle, &princ, mask);
for(j = 0; j < n_keys; j++) {
entry.principal = princ_ent;
entry.vno = princ.kvno;
entry.keyblock = keys[j];
entry.timestamp = time (NULL);
ret = krb5_kt_add_entry(context, keytab, &entry);
krb5_free_keyblock_contents(context, &keys[j]);
}
kadm5_free_principal_ent(kadm_handle, &princ);
krb5_free_principal(context, princ_ent);
}
kadm5_destroy(kadm_handle);
return 0;
}

643
admin/ktutil.c
View File

@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 1997, 1998, 1999 Kungliga Tekniska H<>gskolan * Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden). * (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved. * All rights reserved.
* *
@@ -35,643 +35,10 @@
RCSID("$Id$"); RCSID("$Id$");
static int help_flag; int help_flag;
static int version_flag; int version_flag;
static int verbose_flag; int verbose_flag;
static char *keytab_string; char *keytab_string;
static int
kt_list(int argc, char **argv)
{
krb5_error_code ret;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
ret = krb5_kt_start_seq_get(context, keytab, &cursor);
if(ret){
krb5_warn(context, ret, "krb5_kt_start_seq_get");
return 1;
}
printf("%s", "Version");
printf(" ");
printf("%-15s", "Type");
printf(" ");
printf("%s", "Principal");
printf("\n");
while((ret = krb5_kt_next_entry(context, keytab, &entry, &cursor)) == 0){
char *p;
printf(" %3d ", entry.vno);
printf(" ");
ret = krb5_enctype_to_string(context, entry.keyblock.keytype, &p);
if (ret != 0)
asprintf(&p, "unknown (%d)", entry.keyblock.keytype);
printf("%-15s", p);
free(p);
printf(" ");
krb5_unparse_name(context, entry.principal, &p);
printf("%s ", p);
free(p);
printf("\n");
if (verbose_flag) {
char tstamp[256];
struct tm *tm;
time_t ts = entry.timestamp;
tm = gmtime (&ts);
strftime (tstamp, sizeof(tstamp), "%Y-%m-%d %H:%M:%S UTC", tm);
printf(" Timestamp: %s\n", tstamp);
}
krb5_kt_free_entry(context, &entry);
}
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
return 0;
}
static int
kt_remove(int argc, char **argv)
{
krb5_error_code ret;
krb5_keytab_entry entry;
char *principal_string = NULL;
krb5_principal principal = NULL;
int kvno = 0;
char *keytype_string = NULL;
krb5_enctype enctype = 0;
int help_flag = 0;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL, "principal to remove" },
{ "kvno", 'V', arg_integer, NULL, "key version to remove" },
{ "enctype", 'e', arg_string, NULL, "enctype to remove" },
{ "help", 'h', arg_flag, NULL }
};
int num_args = sizeof(args) / sizeof(args[0]);
int optind = 0;
int i = 0;
args[i++].value = &principal_string;
args[i++].value = &kvno;
args[i++].value = &keytype_string;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil remove", "");
return 0;
}
if(help_flag) {
arg_printusage(args, num_args, "ktutil remove", "");
return 0;
}
if(principal_string) {
ret = krb5_parse_name(context, principal_string, &principal);
if(ret) {
krb5_warn(context, ret, "%s", principal_string);
return 0;
}
}
if(keytype_string) {
ret = krb5_string_to_enctype(context, keytype_string, &enctype);
if(ret) {
int t;
if(sscanf(keytype_string, "%d", &t) == 1)
enctype = t;
else {
krb5_warn(context, ret, "%s", keytype_string);
if(principal)
krb5_free_principal(context, principal);
return 0;
}
}
}
if (!principal && !enctype && !kvno) {
krb5_warnx(context,
"You must give at least one of "
"principal, enctype or kvno.");
return 0;
}
entry.principal = principal;
entry.keyblock.keytype = enctype;
entry.vno = kvno;
ret = krb5_kt_remove_entry(context, keytab, &entry);
if(ret)
krb5_warn(context, ret, "remove");
if(principal)
krb5_free_principal(context, principal);
return 0;
}
static int
kt_add(int argc, char **argv)
{
krb5_error_code ret;
krb5_keytab_entry entry;
char buf[128];
char *principal_string = NULL;
int kvno = -1;
char *enctype_string = NULL;
krb5_enctype enctype;
char *password_string = NULL;
int salt_flag = 1;
int random_flag = 0;
int help_flag = 0;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL, "principal of key", "principal"},
{ "kvno", 'V', arg_integer, NULL, "key version of key" },
{ "enctype", 'e', arg_string, NULL, "encryption type of key" },
{ "password", 'w', arg_string, NULL, "password for key"},
{ "salt", 's', arg_negative_flag, NULL, "no salt" },
{ "random", 'r', arg_flag, NULL, "generate random key" },
{ "help", 'h', arg_flag, NULL }
};
int num_args = sizeof(args) / sizeof(args[0]);
int optind = 0;
int i = 0;
args[i++].value = &principal_string;
args[i++].value = &kvno;
args[i++].value = &enctype_string;
args[i++].value = &password_string;
args[i++].value = &salt_flag;
args[i++].value = &random_flag;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil add", "");
return 0;
}
if(help_flag) {
arg_printusage(args, num_args, "ktutil add", "");
return 0;
}
if(principal_string == NULL) {
printf("Principal: ");
if (fgets(buf, sizeof(buf), stdin) == NULL)
return 0;
buf[strcspn(buf, "\r\n")] = '\0';
principal_string = buf;
}
ret = krb5_parse_name(context, principal_string, &entry.principal);
if(ret) {
krb5_warn(context, ret, "%s", principal_string);
return 0;
}
if(enctype_string == NULL) {
printf("Encryption type: ");
if (fgets(buf, sizeof(buf), stdin) == NULL) {
krb5_free_principal (context, entry.principal);
return 0;
}
buf[strcspn(buf, "\r\n")] = '\0';
enctype_string = buf;
}
ret = krb5_string_to_enctype(context, enctype_string, &enctype);
if(ret) {
int t;
if(sscanf(enctype_string, "%d", &t) == 1)
enctype = t;
else {
krb5_warn(context, ret, "%s", enctype_string);
krb5_free_principal(context, entry.principal);
return 0;
}
}
if(kvno == -1) {
printf("Key version: ");
if (fgets(buf, sizeof(buf), stdin) == NULL) {
krb5_free_principal (context, entry.principal);
return 0;
}
buf[strcspn(buf, "\r\n")] = '\0';
kvno = atoi(buf);
}
if(password_string == NULL && random_flag == 0) {
if(des_read_pw_string(buf, sizeof(buf), "Password: ", 1)) {
krb5_free_principal (context, entry.principal);
return 0;
}
password_string = buf;
}
if(password_string) {
if (!salt_flag) {
krb5_salt salt;
krb5_data pw;
salt.salttype = KRB5_PW_SALT;
salt.saltvalue.data = NULL;
salt.saltvalue.length = 0;
pw.data = (void*)password_string;
pw.length = strlen(password_string);
krb5_string_to_key_data_salt(context, enctype, pw, salt,
&entry.keyblock);
} else {
krb5_string_to_key(context, enctype, password_string,
entry.principal, &entry.keyblock);
}
memset (password_string, 0, strlen(password_string));
} else {
krb5_generate_random_keyblock(context, enctype, &entry.keyblock);
}
entry.vno = kvno;
entry.timestamp = time (NULL);
ret = krb5_kt_add_entry(context, keytab, &entry);
if(ret)
krb5_warn(context, ret, "add");
krb5_kt_free_entry(context, &entry);
return 0;
}
static int
kt_get(int argc, char **argv)
{
krb5_error_code ret;
kadm5_config_params conf;
void *kadm_handle;
char *principal = NULL;
char *realm = NULL;
char *admin_server = NULL;
int server_port = 0;
int help_flag = 0;
int optind = 0;
int i, j;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL,
"admin principal", "principal"
},
{ "realm", 'r', arg_string, NULL,
"realm to use", "realm"
},
{ "admin-server", 'a', arg_string, NULL,
"server to contact", "host"
},
{ "server-port", 's', arg_integer, NULL,
"port to contact", "port number"
},
{ "help", 'h', arg_flag, NULL }
};
args[0].value = &principal;
args[1].value = &realm;
args[2].value = &admin_server;
args[3].value = &server_port;
args[4].value = &help_flag;
memset(&conf, 0, sizeof(conf));
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)
|| help_flag) {
arg_printusage(args, sizeof(args) / sizeof(args[0]),
"ktutil get", "principal...");
return 0;
}
if(realm) {
krb5_set_default_realm(context, realm); /* XXX should be fixed
some other way */
conf.realm = realm;
conf.mask |= KADM5_CONFIG_REALM;
}
if (admin_server) {
conf.admin_server = admin_server;
conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
}
if (server_port) {
conf.kadmind_port = htons(server_port);
conf.mask |= KADM5_CONFIG_KADMIND_PORT;
}
ret = kadm5_init_with_password_ctx(context,
principal,
NULL,
KADM5_ADMIN_SERVICE,
&conf, 0, 0,
&kadm_handle);
if(ret) {
krb5_warn(context, ret, "kadm5_init_with_password");
return 0;
}
for(i = optind; i < argc; i++){
krb5_principal princ_ent;
kadm5_principal_ent_rec princ;
int mask = 0;
krb5_keyblock *keys;
int n_keys;
int created = 0;
krb5_keytab_entry entry;
ret = krb5_parse_name(context, argv[i], &princ_ent);
memset(&princ, 0, sizeof(princ));
princ.principal = princ_ent;
mask |= KADM5_PRINCIPAL;
princ.attributes |= KRB5_KDB_DISALLOW_ALL_TIX;
mask |= KADM5_ATTRIBUTES;
princ.princ_expire_time = 0;
mask |= KADM5_PRINC_EXPIRE_TIME;
ret = kadm5_create_principal(kadm_handle, &princ, mask, "x");
if(ret == 0)
created++;
else if(ret != KADM5_DUP) {
krb5_free_principal(context, princ_ent);
continue;
}
ret = kadm5_randkey_principal(kadm_handle, princ_ent, &keys, &n_keys);
ret = kadm5_get_principal(kadm_handle, princ_ent, &princ,
KADM5_PRINCIPAL | KADM5_KVNO | KADM5_ATTRIBUTES);
princ.attributes &= (~KRB5_KDB_DISALLOW_ALL_TIX);
mask = KADM5_ATTRIBUTES;
if(created) {
princ.kvno = 1;
mask |= KADM5_KVNO;
}
ret = kadm5_modify_principal(kadm_handle, &princ, mask);
for(j = 0; j < n_keys; j++) {
entry.principal = princ_ent;
entry.vno = princ.kvno;
entry.keyblock = keys[j];
entry.timestamp = time (NULL);
ret = krb5_kt_add_entry(context, keytab, &entry);
krb5_free_keyblock_contents(context, &keys[j]);
}
kadm5_free_principal_ent(kadm_handle, &princ);
krb5_free_principal(context, princ_ent);
}
kadm5_destroy(kadm_handle);
return 0;
}
static int
kt_copy (int argc, char **argv)
{
krb5_error_code ret;
int help_flag = 0;
int optind = 0;
krb5_keytab src_keytab, dst_keytab;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
struct getargs args[] = {
{ "help", 'h', arg_flag, NULL}
};
int num_args = sizeof(args) / sizeof(args[0]);
int i = 0;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
if (help_flag) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
argv += optind;
argc -= optind;
if (argc != 2) {
arg_printusage(args, num_args, "ktutil copy",
"keytab-src keytab-dest");
return 0;
}
ret = krb5_kt_resolve (context, argv[0], &src_keytab);
if (ret) {
krb5_warn (context, ret, "resolving src keytab `%s'", argv[0]);
return 0;
}
ret = krb5_kt_resolve (context, argv[1], &dst_keytab);
if (ret) {
krb5_kt_close (context, src_keytab);
krb5_warn (context, ret, "resolving dst keytab `%s'", argv[1]);
return 0;
}
ret = krb5_kt_start_seq_get (context, src_keytab, &cursor);
if (ret) {
krb5_warn (context, ret, "krb5_kt_start_seq_get");
goto fail;
}
while((ret = krb5_kt_next_entry(context, src_keytab,
&entry, &cursor)) == 0) {
ret = krb5_kt_add_entry (context, dst_keytab, &entry);
if (verbose_flag) {
char *name_str;
krb5_unparse_name (context, entry.principal, &name_str);
printf ("copying %s\n", name_str);
free (name_str);
}
krb5_kt_free_entry (context, &entry);
if (ret) {
krb5_warn (context, ret, "krb5_kt_add_entry");
break;
}
}
krb5_kt_end_seq_get (context, src_keytab, &cursor);
fail:
krb5_kt_close (context, src_keytab);
krb5_kt_close (context, dst_keytab);
return 0;
}
static void
change_entry (krb5_context context, krb5_keytab_entry *entry,
const char *realm, const char *admin_server, int server_port)
{
krb5_error_code ret;
kadm5_config_params conf;
void *kadm_handle;
char *client_name;
krb5_keyblock *keys;
int num_keys;
int i;
ret = krb5_unparse_name (context, entry->principal, &client_name);
if (ret) {
krb5_warn (context, ret, "kadm5_c_init_with_skey_ctx");
return;
}
memset (&conf, 0, sizeof(conf));
if(realm)
conf.realm = (char *)realm;
else
conf.realm = *krb5_princ_realm (context, entry->principal);
conf.mask |= KADM5_CONFIG_REALM;
if (admin_server) {
conf.admin_server = (char *)admin_server;
conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
}
if (server_port) {
conf.kadmind_port = htons(server_port);
conf.mask |= KADM5_CONFIG_KADMIND_PORT;
}
ret = kadm5_init_with_skey_ctx (context,
client_name,
keytab_string,
KADM5_ADMIN_SERVICE,
&conf, 0, 0,
&kadm_handle);
free (client_name);
if (ret) {
krb5_warn (context, ret, "kadm5_c_init_with_skey_ctx");
return;
}
ret = kadm5_randkey_principal (kadm_handle, entry->principal,
&keys, &num_keys);
kadm5_destroy (kadm_handle);
if (ret) {
krb5_warn(context, ret, "kadm5_randkey_principal");
return;
}
for (i = 0; i < num_keys; ++i) {
krb5_keytab_entry new_entry;
new_entry = *entry;
new_entry.timestamp = time (NULL);
++new_entry.vno;
new_entry.keyblock = keys[i];
ret = krb5_kt_add_entry (context, keytab, &new_entry);
if (ret)
krb5_warn (context, ret, "krb5_kt_add_entry");
krb5_free_keyblock_contents (context, &keys[i]);
}
}
/*
* loop over all the entries in the keytab (or those given) and change
* their keys, writing the new keys
*/
static int
kt_change (int argc, char **argv)
{
krb5_error_code ret;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
char *realm = NULL;
char *admin_server = NULL;
int server_port = 0;
int help_flag = 0;
int optind = 0;
int j, max;
krb5_principal *princs;
struct getargs args[] = {
{ "realm", 'r', arg_string, NULL,
"realm to use", "realm"
},
{ "admin-server", 'a', arg_string, NULL,
"server to contact", "host"
},
{ "server-port", 's', arg_integer, NULL,
"port to contact", "port number"
},
{ "help", 'h', arg_flag, NULL }
};
args[0].value = &realm;
args[1].value = &admin_server;
args[2].value = &server_port;
args[3].value = &help_flag;
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)
|| help_flag) {
arg_printusage(args, sizeof(args) / sizeof(args[0]),
"ktutil change", "principal...");
return 0;
}
j = 0;
max = 10;
princs = malloc (max * sizeof(*princs));
if (princs == NULL) {
krb5_warnx (context, "malloc: out of memory");
return 1;
}
ret = krb5_kt_start_seq_get(context, keytab, &cursor);
if(ret){
krb5_warn(context, ret, "krb5_kt_start_seq_get");
return 1;
}
while((ret = krb5_kt_next_entry(context, keytab, &entry, &cursor)) == 0) {
int i;
int done = 0;
for (i = 0; i < j; ++i)
if (krb5_principal_compare (context, princs[i],
entry.principal))
break;
if (i < j)
continue;
if (optind == argc) {
change_entry (context, &entry, realm, admin_server, server_port);
done = 1;
} else {
for (i = optind; i < argc; ++i) {
krb5_principal princ;
ret = krb5_parse_name (context, argv[i], &princ);
if (ret) {
krb5_warn (context, ret, "krb5_parse_name %s", argv[i]);
continue;
}
if (krb5_principal_compare (context, princ, entry.principal)) {
change_entry (context, &entry,
realm, admin_server, server_port);
done = 1;
}
krb5_free_principal (context, princ);
}
}
if (done) {
if (j >= max) {
void *tmp;
max *= 2;
tmp = realloc (princs, max * sizeof(*princs));
if (tmp == NULL) {
krb5_kt_free_entry (context, &entry);
krb5_warnx (context, "realloc: out of memory");
break;
}
princs = tmp;
}
ret = krb5_copy_principal (context, entry.principal, &princs[j]);
if (ret) {
krb5_warn (context, ret, "krb5_copy_principal");
krb5_kt_free_entry (context, &entry);
break;
}
++j;
}
krb5_kt_free_entry (context, &entry);
}
while (j-- > 0)
krb5_free_principal (context, princs[j]);
free (princs);
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
return 0;
}
static int help(int argc, char **argv); static int help(int argc, char **argv);

13
admin/ktutil_locl.h
View File

@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 1997, 1998, 1999 Kungliga Tekniska H<>gskolan * Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden). * (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved. * All rights reserved.
* *
@@ -63,6 +63,17 @@
extern krb5_context context; extern krb5_context context;
extern krb5_keytab keytab; extern krb5_keytab keytab;
extern int help_flag;
extern int version_flag;
extern int verbose_flag;
extern char *keytab_string;
int kt_add (int argc, char **argv);
int kt_change (int argc, char **argv);
int kt_copy (int argc, char **argv);
int kt_get (int argc, char **argv);
int kt_list(int argc, char **argv);
int kt_remove(int argc, char **argv);
int srvconv(int argc, char **argv); int srvconv(int argc, char **argv);
int srvcreate(int argc, char **argv); int srvcreate(int argc, char **argv);

83
admin/list.c Normal file
View File

@@ -0,0 +1,83 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
int
kt_list(int argc, char **argv)
{
krb5_error_code ret;
krb5_kt_cursor cursor;
krb5_keytab_entry entry;
ret = krb5_kt_start_seq_get(context, keytab, &cursor);
if(ret){
krb5_warn(context, ret, "krb5_kt_start_seq_get");
return 1;
}
printf("%s", "Version");
printf(" ");
printf("%-15s", "Type");
printf(" ");
printf("%s", "Principal");
printf("\n");
while((ret = krb5_kt_next_entry(context, keytab, &entry, &cursor)) == 0){
char *p;
printf(" %3d ", entry.vno);
printf(" ");
ret = krb5_enctype_to_string(context, entry.keyblock.keytype, &p);
if (ret != 0)
asprintf(&p, "unknown (%d)", entry.keyblock.keytype);
printf("%-15s", p);
free(p);
printf(" ");
krb5_unparse_name(context, entry.principal, &p);
printf("%s ", p);
free(p);
printf("\n");
if (verbose_flag) {
char tstamp[256];
struct tm *tm;
time_t ts = entry.timestamp;
tm = gmtime (&ts);
strftime (tstamp, sizeof(tstamp), "%Y-%m-%d %H:%M:%S UTC", tm);
printf(" Timestamp: %s\n", tstamp);
}
krb5_kt_free_entry(context, &entry);
}
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
return 0;
}

107
admin/remove.c Normal file
View File

@@ -0,0 +1,107 @@
/*
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (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 "ktutil_locl.h"
RCSID("$Id$");
int
kt_remove(int argc, char **argv)
{
krb5_error_code ret;
krb5_keytab_entry entry;
char *principal_string = NULL;
krb5_principal principal = NULL;
int kvno = 0;
char *keytype_string = NULL;
krb5_enctype enctype = 0;
int help_flag = 0;
struct getargs args[] = {
{ "principal", 'p', arg_string, NULL, "principal to remove" },
{ "kvno", 'V', arg_integer, NULL, "key version to remove" },
{ "enctype", 'e', arg_string, NULL, "enctype to remove" },
{ "help", 'h', arg_flag, NULL }
};
int num_args = sizeof(args) / sizeof(args[0]);
int optind = 0;
int i = 0;
args[i++].value = &principal_string;
args[i++].value = &kvno;
args[i++].value = &keytype_string;
args[i++].value = &help_flag;
if(getarg(args, num_args, argc, argv, &optind)) {
arg_printusage(args, num_args, "ktutil remove", "");
return 0;
}
if(help_flag) {
arg_printusage(args, num_args, "ktutil remove", "");
return 0;
}
if(principal_string) {
ret = krb5_parse_name(context, principal_string, &principal);
if(ret) {
krb5_warn(context, ret, "%s", principal_string);
return 0;
}
}
if(keytype_string) {
ret = krb5_string_to_enctype(context, keytype_string, &enctype);
if(ret) {
int t;
if(sscanf(keytype_string, "%d", &t) == 1)
enctype = t;
else {
krb5_warn(context, ret, "%s", keytype_string);
if(principal)
krb5_free_principal(context, principal);
return 0;
}
}
}
if (!principal && !enctype && !kvno) {
krb5_warnx(context,
"You must give at least one of "
"principal, enctype or kvno.");
return 0;
}
entry.principal = principal;
entry.keyblock.keytype = enctype;
entry.vno = kvno;
ret = krb5_kt_remove_entry(context, keytab, &entry);
if(ret)
krb5_warn(context, ret, "remove");
if(principal)
krb5_free_principal(context, principal);
return 0;
}