323 lines
8.5 KiB
C
323 lines
8.5 KiB
C
/*
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* Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "kadmin_locl.h"
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#include <sl.h>
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RCSID("$Id: kadmin.c,v 1.41 2001/08/10 08:06:13 joda Exp $");
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static char *config_file;
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static char *keyfile;
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static int local_flag;
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static int help_flag;
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static int version_flag;
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static char *realm;
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static char *admin_server;
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static int server_port = 0;
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static char *client_name;
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static char *keytab;
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static struct getargs args[] = {
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{ "principal", 'p', arg_string, &client_name,
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"principal to authenticate as" },
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{ "keytab", 'K', arg_string, &keytab,
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"keytab for authentication pricipal" },
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{
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"config-file", 'c', arg_string, &config_file,
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"location of config file", "file"
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},
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{
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"key-file", 'k', arg_string, &keyfile,
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"location of master key file", "file"
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},
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{
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"realm", 'r', arg_string, &realm,
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"realm to use", "realm"
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},
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{
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"admin-server", 'a', arg_string, &admin_server,
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"server to contact", "host"
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},
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{
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"server-port", 's', arg_integer, &server_port,
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"port to use", "port number"
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},
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{ "local", 'l', arg_flag, &local_flag, "local admin mode" },
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{ "help", 'h', arg_flag, &help_flag },
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{ "version", 'v', arg_flag, &version_flag }
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};
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static int num_args = sizeof(args) / sizeof(args[0]);
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static SL_cmd commands[] = {
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/* commands that are only available with `-l' */
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{
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"dump", dump, "dump [file]",
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"Dumps the database in a human readable format to the\n"
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"specified file, or the standard out."
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},
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{
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"load", load, "load file",
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"Loads a previously dumped file."
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},
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{
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"merge", merge, "merge file" ,
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"Merges the contents of a dump file into the database."
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},
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{
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"init", init, "init realm...",
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"Initializes the default principals for a realm.\n"
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"Creates the database if necessary."
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},
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/* common commands */
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{
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"add", add_new_key, "add principal" ,
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"Adds a principal to the database."
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},
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{ "add_new_key"},
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{ "ank"},
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{
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"passwd", cpw_entry, "passwd expression..." ,
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"Changes the password of one or more principals\n"
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"matching the expressions."
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},
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{ "change_password"},
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{ "cpw"},
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{
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"delete", del_entry, "delete expression...",
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"Deletes all principals matching the expressions."
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},
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{ "del_entry" },
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{ "del" },
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{
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"del_enctype", del_enctype, "del_enctype principal enctype...",
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"Delete all the mentioned enctypes for principal."
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},
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{
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"ext_keytab", ext_keytab, "ext_keytab expression...",
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"Extracts the keys of all principals matching the expressions,\n"
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"and stores them in a keytab."
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},
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{
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"get", get_entry, "get expression...",
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"Shows information about principals matching the expressions."
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},
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{ "get_entry" },
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{
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"rename", rename_entry, "rename source target",
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"Renames `source' to `target'."
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},
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{
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"modify", mod_entry, "modify principal",
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"Modifies some attributes of the specified principal."
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},
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{
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"privileges", get_privs, "privileges",
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"Shows which kinds of operations you are allowed to perform."
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},
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{ "privs" },
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{
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"list", list_princs, "list expression...",
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"Lists principals in a terse format. The same as `get -t'."
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},
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{ "help", help, "help"},
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{ "?"},
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{ "exit", exit_kadmin, "exit"},
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{ "quit" },
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{ NULL}
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};
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krb5_context context;
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void *kadm_handle;
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static SL_cmd *actual_cmds;
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int
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help(int argc, char **argv)
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{
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sl_help(actual_cmds, argc, argv);
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return 0;
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}
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int
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exit_kadmin (int argc, char **argv)
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{
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return 1;
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}
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static void
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usage(int ret)
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{
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arg_printusage (args, num_args, NULL, "[command]");
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exit (ret);
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}
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int
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get_privs(int argc, char **argv)
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{
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u_int32_t privs;
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char str[128];
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kadm5_ret_t ret;
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int help_flag = 0;
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struct getargs args[] = {
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{ "help", 'h', arg_flag, NULL }
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};
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int num_args = sizeof(args) / sizeof(args[0]);
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int optind = 0;
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args[0].value = &help_flag;
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if(getarg(args, num_args, argc, argv, &optind)) {
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arg_printusage (args, num_args, "privileges", NULL);
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return 0;
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}
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if(help_flag) {
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arg_printusage (args, num_args, "privileges", NULL);
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return 0;
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}
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ret = kadm5_get_privs(kadm_handle, &privs);
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if(ret)
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krb5_warn(context, ret, "kadm5_get_privs");
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else{
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ret =_kadm5_privs_to_string(privs, str, sizeof(str));
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printf("%s\n", str);
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}
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return 0;
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}
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int
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main(int argc, char **argv)
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{
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krb5_error_code ret;
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krb5_config_section *cf = NULL;
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kadm5_config_params conf;
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int optind = 0;
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setprogname(argv[0]);
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ret = krb5_init_context(&context);
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if (ret)
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errx (1, "krb5_init_context failed: %d", ret);
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if(getarg(args, num_args, argc, argv, &optind))
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usage(1);
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if (help_flag)
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usage (0);
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if (version_flag) {
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print_version(NULL);
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exit(0);
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}
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argc -= optind;
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argv += optind;
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if (config_file == NULL)
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config_file = HDB_DB_DIR "/kdc.conf";
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if(krb5_config_parse_file(context, config_file, &cf) == 0) {
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const char *p = krb5_config_get_string (context, cf,
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"kdc", "key-file", NULL);
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if (p)
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keyfile = strdup(p);
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}
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krb5_clear_error_string (context);
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memset(&conf, 0, sizeof(conf));
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if(realm) {
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krb5_set_default_realm(context, realm); /* XXX should be fixed
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some other way */
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conf.realm = realm;
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conf.mask |= KADM5_CONFIG_REALM;
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}
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if (admin_server) {
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conf.admin_server = admin_server;
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conf.mask |= KADM5_CONFIG_ADMIN_SERVER;
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}
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if (server_port) {
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conf.kadmind_port = htons(server_port);
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conf.mask |= KADM5_CONFIG_KADMIND_PORT;
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}
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if(local_flag){
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ret = kadm5_s_init_with_password_ctx(context,
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KADM5_ADMIN_SERVICE,
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NULL,
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KADM5_ADMIN_SERVICE,
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&conf, 0, 0,
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&kadm_handle);
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actual_cmds = commands;
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} else if (keytab) {
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ret = kadm5_c_init_with_skey_ctx(context,
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client_name,
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keytab,
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KADM5_ADMIN_SERVICE,
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&conf, 0, 0,
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&kadm_handle);
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actual_cmds = commands + 4; /* XXX */
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} else {
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ret = kadm5_c_init_with_password_ctx(context,
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client_name,
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NULL,
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KADM5_ADMIN_SERVICE,
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&conf, 0, 0,
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&kadm_handle);
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actual_cmds = commands + 4; /* XXX */
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}
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if(ret)
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krb5_err(context, 1, ret, "kadm5_init_with_password");
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signal(SIGINT, SIG_IGN); /* ignore signals for now, the sl command
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parser will handle SIGINT its own way;
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we should really take care of this in
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each function, f.i `get' might be
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interruptable, but not `create' */
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if (argc != 0) {
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ret = sl_command (actual_cmds, argc, argv);
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if(ret == -1)
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krb5_warnx (context, "unrecognized command: %s", argv[0]);
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} else
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ret = sl_loop (actual_cmds, "kadmin> ") != 0;
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kadm5_destroy(kadm_handle);
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krb5_config_file_free (context, cf);
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krb5_free_context(context);
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return ret;
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}
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