1/* 2 * Copyright (c) 1997 - 2004 Kungliga Tekniska Högskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 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. 16 * 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. 20 * 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 31 * SUCH DAMAGE. 32 */ 33 34#include "kadmin_locl.h" 35#include "kadmin-commands.h" 36#include <sl.h> 37 38static char *config_file; 39static char *keyfile; 40int local_flag; 41static int ad_flag; 42static int mit_flag = 1; 43static int help_flag; 44static int version_flag; 45static char *realm; 46static char *admin_server; 47static int server_port = 0; 48static char *client_name; 49static char *keytab; 50static char *check_library = NULL; 51static char *check_function = NULL; 52static getarg_strings policy_libraries = { 0, NULL }; 53 54static struct getargs args[] = { 55 { "principal", 'p', arg_string, &client_name, 56 "principal to authenticate as", NULL }, 57 { "keytab", 'K', arg_string, &keytab, 58 "keytab for authentication principal", NULL }, 59 { 60 "config-file", 'c', arg_string, &config_file, 61 "location of config file", "file" 62 }, 63 { 64 "key-file", 'k', arg_string, &keyfile, 65 "location of master key file", "file" 66 }, 67 { 68 "realm", 'r', arg_string, &realm, 69 "realm to use", "realm" 70 }, 71 { 72 "admin-server", 'a', arg_string, &admin_server, 73 "server to contact", "host" 74 }, 75 { 76 "server-port", 's', arg_integer, &server_port, 77 "port to use", "port number" 78 }, 79 { "ad", 0, arg_flag, &ad_flag, "active directory admin mode" }, 80 { "mit", 0, arg_negative_flag, &mit_flag, "mit admin mode" }, 81#ifdef HAVE_DLOPEN 82 { "check-library", 0, arg_string, &check_library, 83 "library to load password check function from", "library" }, 84 { "check-function", 0, arg_string, &check_function, 85 "password check function to load", "function" }, 86 { "policy-libraries", 0, arg_strings, &policy_libraries, 87 "password check function to load", "function" }, 88#endif 89 { "local", 'l', arg_flag, &local_flag, "local admin mode", NULL }, 90 { "help", 'h', arg_flag, &help_flag, NULL, NULL }, 91 { "version", 'v', arg_flag, &version_flag, NULL, NULL } 92}; 93 94static int num_args = sizeof(args) / sizeof(args[0]); 95 96 97krb5_context context; 98void *kadm_handle; 99 100int 101help(void *opt, int argc, char **argv) 102{ 103 sl_slc_help(commands, argc, argv); 104 return 0; 105} 106 107static int exit_seen = 0; 108 109int 110exit_kadmin (void *opt, int argc, char **argv) 111{ 112 exit_seen = 1; 113 return 0; 114} 115 116int 117lock(void *opt, int argc, char **argv) 118{ 119 return kadm5_lock(kadm_handle); 120} 121 122int 123unlock(void *opt, int argc, char **argv) 124{ 125 return kadm5_unlock(kadm_handle); 126} 127 128static void 129usage(int ret) 130{ 131 arg_printusage (args, num_args, NULL, "[command]"); 132 exit (ret); 133} 134 135int 136get_privs(void *opt, int argc, char **argv) 137{ 138 uint32_t privs; 139 char str[128]; 140 kadm5_ret_t ret; 141 142 ret = kadm5_get_privs(kadm_handle, &privs); 143 if(ret) 144 krb5_warn(context, ret, "kadm5_get_privs"); 145 else{ 146 ret =_kadm5_privs_to_string(privs, str, sizeof(str)); 147 if (ret == 0) 148 printf("%s\n", str); 149 else 150 printf("privs: 0x%x\n", (unsigned int)privs); 151 } 152 return 0; 153} 154 155int 156main(int argc, char **argv) 157{ 158 krb5_error_code ret; 159 char **files; 160 kadm5_config_params conf; 161 int optidx = 0; 162 int exit_status = 0; 163 164 setprogname(argv[0]); 165 166 ret = krb5_init_context(&context); 167 if (ret) 168 errx (1, "krb5_init_context failed: %d", ret); 169 170 if(getarg(args, num_args, argc, argv, &optidx)) 171 usage(1); 172 173 if (help_flag) 174 usage (0); 175 176 if (version_flag) { 177 print_version(NULL); 178 exit(0); 179 } 180 181 argc -= optidx; 182 argv += optidx; 183 184 if (config_file == NULL) { 185 asprintf(&config_file, "%s/kdc.conf", hdb_db_dir(context)); 186 if (config_file == NULL) 187 errx(1, "out of memory"); 188 } 189 190 ret = krb5_prepend_config_files_default(config_file, &files); 191 if (ret) 192 krb5_err(context, 1, ret, "getting configuration files"); 193 194 ret = krb5_set_config_files(context, files); 195 krb5_free_config_files(files); 196 if(ret) 197 krb5_err(context, 1, ret, "reading configuration files"); 198 199 memset(&conf, 0, sizeof(conf)); 200 if(realm) { 201 krb5_set_default_realm(context, realm); /* XXX should be fixed 202 some other way */ 203 conf.realm = realm; 204 conf.mask |= KADM5_CONFIG_REALM; 205 } 206 207 if (admin_server) { 208 conf.admin_server = admin_server; 209 conf.mask |= KADM5_CONFIG_ADMIN_SERVER; 210 } 211 212 if (server_port) { 213 conf.kadmind_port = htons(server_port); 214 conf.mask |= KADM5_CONFIG_KADMIND_PORT; 215 } 216 217 if (keyfile) { 218 conf.stash_file = keyfile; 219 conf.mask |= KADM5_CONFIG_STASH_FILE; 220 } 221 222 if(local_flag) { 223 int i; 224 225 kadm5_setup_passwd_quality_check (context, 226 check_library, check_function); 227 228 for (i = 0; i < policy_libraries.num_strings; i++) { 229 ret = kadm5_add_passwd_quality_verifier(context, 230 policy_libraries.strings[i]); 231 if (ret) 232 krb5_err(context, 1, ret, "kadm5_add_passwd_quality_verifier"); 233 } 234 ret = kadm5_add_passwd_quality_verifier(context, NULL); 235 if (ret) 236 krb5_err(context, 1, ret, "kadm5_add_passwd_quality_verifier"); 237 238 ret = kadm5_s_init_with_password_ctx(context, 239 KADM5_ADMIN_SERVICE, 240 NULL, 241 KADM5_ADMIN_SERVICE, 242 &conf, 0, 0, 243 &kadm_handle); 244 } else if (mit_flag) { 245 ret = kadm5_mit_init_with_password_ctx(context, 246 client_name, 247 NULL, 248 &conf, 0, 0, 249 &kadm_handle); 250 } else if (ad_flag) { 251 if (client_name == NULL) 252 krb5_errx(context, 1, "keytab mode require principal name"); 253 ret = kadm5_ad_init_with_password_ctx(context, 254 client_name, 255 NULL, 256 KADM5_ADMIN_SERVICE, 257 &conf, 0, 0, 258 &kadm_handle); 259 } else if (keytab) { 260 if (client_name == NULL) 261 krb5_errx(context, 1, "keytab mode require principal name"); 262 ret = kadm5_c_init_with_skey_ctx(context, 263 client_name, 264 keytab, 265 KADM5_ADMIN_SERVICE, 266 &conf, 0, 0, 267 &kadm_handle); 268 } else 269 ret = kadm5_c_init_with_password_ctx(context, 270 client_name, 271 NULL, 272 KADM5_ADMIN_SERVICE, 273 &conf, 0, 0, 274 &kadm_handle); 275 276 if(ret) 277 krb5_err(context, 1, ret, "kadm5_init_with_password"); 278 279 signal(SIGINT, SIG_IGN); /* ignore signals for now, the sl command 280 parser will handle SIGINT its own way; 281 we should really take care of this in 282 each function, f.i `get' might be 283 interruptable, but not `create' */ 284 if (argc != 0) { 285 ret = sl_command (commands, argc, argv); 286 if(ret == -1) 287 krb5_warnx (context, "unrecognized command: %s", argv[0]); 288 else if (ret == -2) 289 ret = 0; 290 if(ret != 0) 291 exit_status = 1; 292 } else { 293 while(!exit_seen) { 294 ret = sl_command_loop(commands, "kadmin> ", NULL); 295 if (ret == -2) 296 exit_seen = 1; 297 else if (ret != 0) 298 exit_status = 1; 299 } 300 } 301 302 kadm5_destroy(kadm_handle); 303 krb5_free_context(context); 304 return exit_status; 305} 306