Ejemplo n.º 1
0
int main()
{
    kadm5_ret_t ret;
    char   *cp;
    int    x;
    void *server_handle;
    kadm5_server_handle_t handle;
    krb5_context context;

    ret = kadm5_init_krb5_context(&context);
    if (ret != 0) {
        com_err("test", ret, "context init");
        exit(2);
    }
    for(x = 0; x < TEST_NUM; x++) {
        ret = kadm5_init(context, "admin", "admin", KADM5_ADMIN_SERVICE, 0,
                         KADM5_STRUCT_VERSION, KADM5_API_VERSION_4, NULL,
                         &server_handle);
        if(ret != KADM5_OK) {
            com_err("test", ret, "init");
            exit(2);
        }
        handle = (kadm5_server_handle_t) server_handle;
        cp = strdup(strchr(handle->cache_name, ':') + 1);
        kadm5_destroy(server_handle);
        if(access(cp, F_OK) == 0) {
            puts("ticket cache not destroyed");
            exit(2);
        }
        free(cp);
    }
    krb5_free_context(context);
    exit(0);
}
Ejemplo n.º 2
0
int main()
{
    kadm5_ret_t ret;
    krb5_keyblock  *keys[TEST_NUM];
    krb5_principal tprinc;
    krb5_keyblock  *newkey;
    krb5_context context;
    void *server_handle;

    int    x, i;

    kadm5_init_krb5_context(&context);

    krb5_parse_name(context, "testuser", &tprinc);
    ret = kadm5_init(context, "admin", "admin", KADM5_ADMIN_SERVICE, NULL,
                     KADM5_STRUCT_VERSION, KADM5_API_VERSION_3, NULL,
                     &server_handle);
    if(ret != KADM5_OK) {
        com_err("test", ret, "init");
        exit(2);
    }
    for(x = 0; x < TEST_NUM; x++) {
        kadm5_randkey_principal(server_handle, tprinc, &keys[x], NULL);
        for(i = 0; i < x; i++) {
            if (!memcmp(newkey->contents, keys[i]->contents, newkey->length))
                puts("match found");
        }
    }
    kadm5_destroy(server_handle);
    exit(0);
}
Ejemplo n.º 3
0
/*
 * Function: kadm5_create
 *
 * Purpose: create admin principals in KDC database
 *
 * Arguments:	params	(r) configuration parameters to use
 *      
 * Effects:  Creates KADM5_ADMIN_SERVICE and KADM5_CHANGEPW_SERVICE
 * principals in the KDC database and sets their attributes
 * appropriately.
 */
int kadm5_create(kadm5_config_params *params)
{
     int retval;
     krb5_context context;

     kadm5_config_params lparams;

     if ((retval = kadm5_init_krb5_context(&context)))
	  exit(ERR);

     /*
      * The lock file has to exist before calling kadm5_init, but
      * params->admin_lockfile may not be set yet...
      */
     if ((retval = kadm5_get_config_params(context, 1,
					   params, &lparams))) {
	  com_err(progname, retval, "while looking up the Kerberos configuration");
	  return 1;
     }

     retval = kadm5_create_magic_princs(&lparams, context);

     kadm5_free_config_params(context, &lparams);
     krb5_free_context(context);

     return retval;
}
Ejemplo n.º 4
0
/**
 * @internal  Initialize KDB for given realm
 * @param context pointer to context that will be re-initialized
 * @@param realm name of realm to initialize
 */
krb5_error_code
kinit_kdb_init(krb5_context *pcontext, char *realm)
{
    kadm5_config_params config;
    krb5_error_code retval = 0;

    if (*pcontext) {
        krb5_free_context(*pcontext);
        *pcontext = NULL;
    }
    memset(&config, 0, sizeof config);
    retval = kadm5_init_krb5_context(pcontext);
    if (retval)
        return retval;
    config.mask = KADM5_CONFIG_REALM;
    config.realm = realm;
    retval = kadm5_init(*pcontext, "kinit", NULL /*pass*/,
                        "kinit", &config,
                        KADM5_STRUCT_VERSION, KADM5_API_VERSION_4, NULL,
                        &server_handle);
    if (retval)
        return retval;
    retval = krb5_kt_register(*pcontext, &krb5_kt_kdb_ops);
    return retval;
}
Ejemplo n.º 5
0
int main()
{
    kadm5_ret_t ret;
    void *server_handle;
    kadm5_config_params params;
    krb5_context context;

    memset(&params, 0, sizeof(params));
    params.mask |= KADM5_CONFIG_NO_AUTH;
    ret = kadm5_init_krb5_context(&context);
    if (ret != 0) {
        com_err("init-test", ret, "while initializing krb5 context");
        exit(1);
    }
    ret = kadm5_init(context, "admin", "admin", NULL, &params,
                     KADM5_STRUCT_VERSION, KADM5_API_VERSION_3, NULL,
                     &server_handle);
    if (ret == KADM5_RPC_ERROR) {
        krb5_free_context(context);
        exit(0);
    }
    else if (ret != 0) {
        com_err("init-test", ret, "while initializing without auth");
        exit(1);
    } else {
        fprintf(stderr, "Unexpected success while initializing without auth!\n");
        (void) kadm5_destroy(server_handle);
        krb5_free_context(context);
        exit(1);
    }
}
Ejemplo n.º 6
0
bool_t
xdr_krb5_principal(XDR *xdrs, krb5_principal *objp)
{
    int	    ret;
    char	    *p = NULL;
    krb5_principal  pr = NULL;
    static krb5_context context = NULL;

    /* using a static context here is ugly, but should work
       ok, and the other solutions are even uglier */

    if (!context &&
	kadm5_init_krb5_context(&context))
       return(FALSE);

    switch(xdrs->x_op) {
    case XDR_ENCODE:
	if (*objp) {
	     if((ret = krb5_unparse_name(context, *objp, &p)) != 0) 
		  return FALSE;
	}
	if(!xdr_nullstring(xdrs, &p))
	    return FALSE;
	if (p) free(p);
	break;
    case XDR_DECODE:
	if(!xdr_nullstring(xdrs, &p))
	    return FALSE;
	if (p) {
	     ret = krb5_parse_name(context, p, &pr);
	     if(ret != 0) 
		  return FALSE;
	     *objp = pr;
	     free(p);
	} else
	     *objp = NULL;
	break;
    case XDR_FREE:
	if(*objp != NULL) 
	    krb5_free_principal(context, *objp);
	break;
    }
    return TRUE;
}
Ejemplo n.º 7
0
int
main(int argc, char *argv[])
{
    OM_uint32 minor_status;
    gss_buffer_desc in_buf;
    gss_OID nt_krb5_name_oid = (gss_OID)GSS_KRB5_NT_PRINCIPAL_NAME;
    auth_gssapi_name names[4];
    kadm5_config_params params;
    verto_ctx *vctx;
    const char *pid_file = NULL;
    char **db_args = NULL, **tmpargs;
    int ret, i, db_args_size = 0, strong_random = 1, proponly = 0;

    setlocale(LC_ALL, "");
    setvbuf(stderr, NULL, _IONBF, 0);

    names[0].name = names[1].name = names[2].name = names[3].name = NULL;
    names[0].type = names[1].type = names[2].type = names[3].type =
        nt_krb5_name_oid;

    progname = (strrchr(argv[0], '/') != NULL) ? strrchr(argv[0], '/') + 1 :
        argv[0];

    memset(&params, 0, sizeof(params));

    argc--, argv++;
    while (argc) {
        if (strcmp(*argv, "-x") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            db_args_size++;
            tmpargs = realloc(db_args, sizeof(char *) * (db_args_size + 1));
            if (tmpargs == NULL) {
                fprintf(stderr, _("%s: cannot initialize. Not enough "
                                  "memory\n"), progname);
                exit(1);
            }
            db_args = tmpargs;
            db_args[db_args_size - 1] = *argv;
            db_args[db_args_size] = NULL;
        } else if (strcmp(*argv, "-r") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            params.realm = *argv;
            params.mask |= KADM5_CONFIG_REALM;
            argc--, argv++;
            continue;
        } else if (strcmp(*argv, "-m") == 0) {
            params.mkey_from_kbd = 1;
            params.mask |= KADM5_CONFIG_MKEY_FROM_KBD;
        } else if (strcmp(*argv, "-nofork") == 0) {
            nofork = 1;
#ifdef USE_PASSWORD_SERVER
        } else if (strcmp(*argv, "-passwordserver") == 0) {
            kadm5_set_use_password_server();
#endif
#ifndef DISABLE_IPROP
        } else if (strcmp(*argv, "-proponly") == 0) {
            proponly = 1;
#endif
        } else if (strcmp(*argv, "-port") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            params.kadmind_port = atoi(*argv);
            params.mask |= KADM5_CONFIG_KADMIND_PORT;
        } else if (strcmp(*argv, "-P") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            pid_file = *argv;
        } else if (strcmp(*argv, "-W") == 0) {
            strong_random = 0;
        } else if (strcmp(*argv, "-p") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            kdb5_util = *argv;
        } else if (strcmp(*argv, "-F") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            dump_file = *argv;
        } else if (strcmp(*argv, "-K") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            kprop = *argv;
        } else if (strcmp(*argv, "-k") == 0) {
            argc--, argv++;
            if (!argc)
                usage();
            kprop_port = *argv;
        } else {
            break;
        }
        argc--, argv++;
    }

    if (argc != 0)
        usage();

    ret = kadm5_init_krb5_context(&context);
    if (ret) {
        fprintf(stderr, _("%s: %s while initializing context, aborting\n"),
                progname, error_message(ret));
        exit(1);
    }

    krb5_klog_init(context, "admin_server", progname, 1);

    ret = kadm5_init(context, "kadmind", NULL, NULL, &params,
                     KADM5_STRUCT_VERSION, KADM5_API_VERSION_4, db_args,
                     &global_server_handle);
    if (ret)
        fail_to_start(ret, _("initializing"));

    ret = kadm5_get_config_params(context, 1, &params, &params);
    if (ret)
        fail_to_start(ret, _("getting config parameters"));
    if (!(params.mask & KADM5_CONFIG_REALM))
        fail_to_start(0, _("Missing required realm configuration"));
    if (!(params.mask & KADM5_CONFIG_ACL_FILE))
        fail_to_start(0, _("Missing required ACL file configuration"));

    ret = setup_loop(proponly, &vctx);
    if (ret)
        fail_to_start(ret, _("initializing network"));

    names[0].name = build_princ_name(KADM5_ADMIN_SERVICE, params.realm);
    names[1].name = build_princ_name(KADM5_CHANGEPW_SERVICE, params.realm);
    if (names[0].name == NULL || names[1].name == NULL)
        fail_to_start(0, _("Cannot build GSSAPI auth names"));

    ret = setup_kdb_keytab();
    if (ret)
        fail_to_start(0, _("Cannot set up KDB keytab"));

    if (svcauth_gssapi_set_names(names, 2) == FALSE)
        fail_to_start(0, _("Cannot set GSSAPI authentication names"));

    /* if set_names succeeded, this will too */
    in_buf.value = names[1].name;
    in_buf.length = strlen(names[1].name) + 1;
    (void)gss_import_name(&minor_status, &in_buf, nt_krb5_name_oid,
                          &gss_changepw_name);

    svcauth_gssapi_set_log_badauth2_func(log_badauth, NULL);
    svcauth_gssapi_set_log_badverf_func(log_badverf, NULL);
    svcauth_gssapi_set_log_miscerr_func(log_miscerr, NULL);

    svcauth_gss_set_log_badauth2_func(log_badauth, NULL);
    svcauth_gss_set_log_badverf_func(log_badverf, NULL);
    svcauth_gss_set_log_miscerr_func(log_miscerr, NULL);

    if (svcauth_gss_set_svc_name(GSS_C_NO_NAME) != TRUE)
        fail_to_start(0, _("Cannot initialize GSSAPI service name"));

    ret = acl_init(context, params.acl_file);
    if (ret)
        fail_to_start(ret, _("initializing ACL file"));

    if (!nofork && daemon(0, 0) != 0)
        fail_to_start(errno, _("spawning daemon process"));
    if (pid_file != NULL) {
        ret = write_pid_file(pid_file);
        if (ret)
            fail_to_start(ret, _("creating PID file"));
    }

    krb5_klog_syslog(LOG_INFO, _("Seeding random number generator"));
    ret = krb5_c_random_os_entropy(context, strong_random, NULL);
    if (ret)
        fail_to_start(ret, _("getting random seed"));

    if (params.iprop_enabled == TRUE) {
        ulog_set_role(context, IPROP_MASTER);

        ret = ulog_map(context, params.iprop_logfile, params.iprop_ulogsize);
        if (ret)
            fail_to_start(ret, _("mapping update log"));

        if (nofork) {
            fprintf(stderr,
                    _("%s: create IPROP svc (PROG=%d, VERS=%d)\n"),
                    progname, KRB5_IPROP_PROG, KRB5_IPROP_VERS);
        }
    }

    if (kprop_port == NULL)
        kprop_port = getenv("KPROP_PORT");

    krb5_klog_syslog(LOG_INFO, _("starting"));
    if (nofork)
        fprintf(stderr, _("%s: starting...\n"), progname);

    verto_run(vctx);
    krb5_klog_syslog(LOG_INFO, _("finished, exiting"));

    /* Clean up memory, etc */
    svcauth_gssapi_unset_names();
    kadm5_destroy(global_server_handle);
    loop_free(vctx);
    acl_finish(context);
    (void)gss_release_name(&minor_status, &gss_changepw_name);
    (void)gss_release_name(&minor_status, &gss_oldchangepw_name);
    for (i = 0; i < 4; i++)
        free(names[i].name);

    krb5_klog_close(context);
    krb5_free_context(context);
    exit(2);
}
Ejemplo n.º 8
0
int
main(int argc, char **argv)
{
    krb5_context context;
    krb5_keytab kt;
    krb5_keytab_entry ktent;
    krb5_encrypt_block eblock;
    krb5_creds my_creds;
    krb5_get_init_creds_opt *opt;
    kadm5_principal_ent_rec princ_ent;
    krb5_principal princ, server;
    char pw[16];
    char *whoami, *principal, *authprinc, *authpwd;
    krb5_data pwdata;
    void *handle;
    int ret, test, encnum;
    unsigned int i;

    whoami = argv[0];

    if (argc < 2 || argc > 4) {
        fprintf(stderr, "Usage: %s principal [authuser] [authpwd]\n", whoami);
        exit(1);
    }
    principal = argv[1];
    authprinc = (argc > 2) ? argv[2] : argv[0];
    authpwd = (argc > 3) ? argv[3] : NULL;

    /*
     * Setup.  Initialize data structures, open keytab, open connection
     * to kadm5 server.
     */

    memset(&context, 0, sizeof(context));
    kadm5_init_krb5_context(&context);

    ret = krb5_parse_name(context, principal, &princ);
    if (ret) {
        com_err(whoami, ret, "while parsing principal name %s", principal);
        exit(1);
    }

    if((ret = krb5_build_principal_ext(context, &server,
                                       krb5_princ_realm(kcontext, princ)->length,
                                       krb5_princ_realm(kcontext, princ)->data,
                                       tgtname.length, tgtname.data,
                                       krb5_princ_realm(kcontext, princ)->length,
                                       krb5_princ_realm(kcontext, princ)->data,
                                       0))) {
        com_err(whoami, ret, "while building server name");
        exit(1);
    }

    ret = krb5_kt_default(context, &kt);
    if (ret) {
        com_err(whoami, ret, "while opening keytab");
        exit(1);
    }

    ret = kadm5_init(context, authprinc, authpwd, KADM5_ADMIN_SERVICE, NULL,
                     KADM5_STRUCT_VERSION, KADM5_API_VERSION_4, NULL,
                     &handle);
    if (ret) {
        com_err(whoami, ret, "while initializing connection");
        exit(1);
    }

    /* these pw's don't need to be secure, just different every time */
    SRAND((RAND_TYPE)time((void *) NULL));
    pwdata.data = pw;
    pwdata.length = sizeof(pw);

    /*
     * For each test:
     *
     * For each enctype in the test, construct a random password/key.
     * Assign all keys to principal with kadm5_setkey_principal.  Add
     * each key to the keytab, and acquire an initial ticket with the
     * keytab (XXX can I specify the kvno explicitly?).  If
     * krb5_get_init_creds_keytab succeeds, then the keys were set
     * successfully.
     */
    for (test = 0; tests[test] != NULL; test++) {
        krb5_keyblock *testp = tests[test];
        kadm5_key_data *extracted;
        int n_extracted, match;
        printf("+ Test %d:\n", test);

        for (encnum = 0; testp[encnum].magic != -1; encnum++) {
            for (i = 0; i < sizeof(pw); i++)
                pw[i] = (RAND() % 26) + '0'; /* XXX */

            krb5_use_enctype(context, &eblock, testp[encnum].enctype);
            ret = krb5_string_to_key(context, &eblock, &testp[encnum],
                                     &pwdata, NULL);
            if (ret) {
                com_err(whoami, ret, "while converting string to key");
                exit(1);
            }
        }

        /* now, encnum == # of keyblocks in testp */
        ret = kadm5_setkey_principal(handle, princ, testp, encnum);
        if (ret) {
            com_err(whoami, ret, "while setting keys");
            exit(1);
        }

        ret = kadm5_get_principal(handle, princ, &princ_ent, KADM5_KVNO);
        if (ret) {
            com_err(whoami, ret, "while retrieving principal");
            exit(1);
        }

        ret = kadm5_get_principal_keys(handle, princ, 0, &extracted,
                                       &n_extracted);
        if (ret) {
            com_err(whoami, ret, "while extracting keys");
            exit(1);
        }

        for (encnum = 0; testp[encnum].magic != -1; encnum++) {
            printf("+   enctype %d\n", testp[encnum].enctype);

            for (match = 0; match < n_extracted; match++) {
                if (extracted[match].key.enctype == testp[encnum].enctype)
                    break;
            }
            if (match >= n_extracted) {
                com_err(whoami, KRB5_WRONG_ETYPE, "while matching enctypes");
                exit(1);
            }
            if (extracted[match].key.length != testp[encnum].length ||
                memcmp(extracted[match].key.contents, testp[encnum].contents,
                       testp[encnum].length) != 0) {
                com_err(whoami, KRB5_KDB_NO_MATCHING_KEY, "verifying keys");
                exit(1);
            }

            memset(&ktent, 0, sizeof(ktent));
            ktent.principal = princ;
            ktent.key = testp[encnum];
            ktent.vno = princ_ent.kvno;

            ret = krb5_kt_add_entry(context, kt, &ktent);
            if (ret) {
                com_err(whoami, ret, "while adding keytab entry");
                exit(1);
            }

            memset(&my_creds, 0, sizeof(my_creds));
            my_creds.client = princ;
            my_creds.server = server;

            ktypes[0] = testp[encnum].enctype;
            ret = krb5_get_init_creds_opt_alloc(context, &opt);
            if (ret) {
                com_err(whoami, ret, "while allocating gic opts");
                exit(1);
            }
            krb5_get_init_creds_opt_set_etype_list(opt, ktypes, 1);
            ret = krb5_get_init_creds_keytab(context, &my_creds, princ,
                                             kt, 0, NULL /* in_tkt_service */,
                                             opt);
            krb5_get_init_creds_opt_free(context, opt);
            if (ret) {
                com_err(whoami, ret, "while acquiring initial ticket");
                exit(1);
            }
            krb5_free_cred_contents(context, &my_creds);

            /* since I can't specify enctype explicitly ... */
            ret = krb5_kt_remove_entry(context, kt, &ktent);
            if (ret) {
                com_err(whoami, ret, "while removing keytab entry");
                exit(1);
            }
        }

        (void)kadm5_free_kadm5_key_data(context, n_extracted, extracted);
    }

    ret = krb5_kt_close(context, kt);
    if (ret) {
        com_err(whoami, ret, "while closing keytab");
        exit(1);
    }

    ret = kadm5_destroy(handle);
    if (ret) {
        com_err(whoami, ret, "while closing kadmin connection");
        exit(1);
    }

    krb5_free_principal(context, princ);
    krb5_free_principal(context, server);
    krb5_free_context(context);
    return 0;
}