freebsd-dev/crypto/heimdal/admin/ktutil.c

177 lines
4.6 KiB
C

/*
* Copyright (c) 1997 - 2002 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 "ktutil_locl.h"
#include <err.h>
RCSID("$Id: ktutil.c,v 1.36 2002/02/11 14:14:11 joda Exp $");
static int help_flag;
static int version_flag;
int verbose_flag;
char *keytab_string;
static char keytab_buf[256];
static int help(int argc, char **argv);
static SL_cmd cmds[] = {
{ "add", kt_add, "add",
"adds key to keytab" },
{ "change", kt_change, "change [principal...]",
"get new key for principals (all)" },
{ "copy", kt_copy, "copy src dst",
"copy one keytab to another" },
{ "get", kt_get, "get [principal...]",
"create key in database and add to keytab" },
{ "list", kt_list, "list",
"shows contents of a keytab" },
{ "purge", kt_purge, "purge",
"remove old and superceeded entries" },
{ "remove", kt_remove, "remove",
"remove key from keytab" },
{ "rename", kt_rename, "rename from to",
"rename entry" },
{ "srvconvert", srvconv, "srvconvert [flags]",
"convert v4 srvtab to keytab" },
{ "srv2keytab" },
{ "srvcreate", srvcreate, "srvcreate [flags]",
"convert keytab to v4 srvtab" },
{ "key2srvtab" },
{ "help", help, "help", "" },
{ NULL, NULL, NULL, NULL }
};
static struct getargs args[] = {
{
"version",
0,
arg_flag,
&version_flag,
NULL,
NULL
},
{
"help",
'h',
arg_flag,
&help_flag,
NULL,
NULL
},
{
"keytab",
'k',
arg_string,
&keytab_string,
"keytab",
"keytab to operate on"
},
{
"verbose",
'v',
arg_flag,
&verbose_flag,
"verbose",
"run verbosely"
}
};
static int num_args = sizeof(args) / sizeof(args[0]);
krb5_context context;
krb5_keytab
ktutil_open_keytab(void)
{
krb5_error_code ret;
krb5_keytab keytab;
if (keytab_string == NULL) {
ret = krb5_kt_default_name (context, keytab_buf, sizeof(keytab_buf));
if (ret) {
krb5_warn(context, ret, "krb5_kt_default_name");
return NULL;
}
keytab_string = keytab_buf;
}
ret = krb5_kt_resolve(context, keytab_string, &keytab);
if (ret) {
krb5_warn(context, ret, "resolving keytab %s", keytab_string);
return NULL;
}
if (verbose_flag)
fprintf (stderr, "Using keytab %s\n", keytab_string);
return keytab;
}
static int
help(int argc, char **argv)
{
sl_help(cmds, argc, argv);
return 0;
}
static void
usage(int status)
{
arg_printusage(args, num_args, NULL, "command");
exit(status);
}
int
main(int argc, char **argv)
{
int optind = 0;
krb5_error_code ret;
setprogname(argv[0]);
ret = krb5_init_context(&context);
if (ret)
errx (1, "krb5_init_context failed: %d", ret);
if(getarg(args, num_args, argc, argv, &optind))
usage(1);
if(help_flag)
usage(0);
if(version_flag) {
print_version(NULL);
exit(0);
}
argc -= optind;
argv += optind;
if(argc == 0)
usage(1);
ret = sl_command(cmds, argc, argv);
if(ret == -1)
krb5_warnx (context, "unrecognized command: %s", argv[0]);
return ret;
}