C++ (Cpp) get_new_cache Examples

Example #1

File: init_c.c Project: tombibsd/netbsd-src

krb5_error_code
_kadm5_c_get_cred_cache(krb5_context context,
			const char *client_name,
			const char *server_name,
			const char *password,
			krb5_prompter_fct prompter,
			const char *keytab,
			krb5_ccache ccache,
			krb5_ccache *ret_cache)
{
    krb5_error_code ret;
    krb5_ccache id = NULL;
    krb5_principal default_client = NULL, client = NULL;

    /* treat empty password as NULL */
    if(password && *password == '\0')
	password = NULL;
    if(server_name == NULL)
	server_name = KADM5_ADMIN_SERVICE;

    if(client_name != NULL) {
	ret = krb5_parse_name(context, client_name, &client);
	if(ret)
	    return ret;
    }

    if(ccache != NULL) {
	id = ccache;
	ret = krb5_cc_get_principal(context, id, &client);
	if(ret)
	    return ret;
    } else {
	/* get principal from default cache, ok if this doesn't work */

	ret = get_cache_principal(context, &id, &default_client);
	if (ret) {
	    /*
	     * No client was specified by the caller and we cannot
	     * determine the client from a credentials cache.
	     */
	    const char *user;

	    user = get_default_username ();

	    if(user == NULL) {
		krb5_set_error_message(context, KADM5_FAILURE, "Unable to find local user name");
		return KADM5_FAILURE;
	    }
	    ret = krb5_make_principal(context, &default_client,
				      NULL, user, "admin", NULL);
	    if(ret)
		return ret;
	}
    }


    /*
     * No client was specified by the caller, but we have a client
     * from the default credentials cache.
     */
    if (client == NULL && default_client != NULL)
	client = default_client;


    if(id && client && (default_client == NULL ||
	      krb5_principal_compare(context, client, default_client) != 0)) {
	ret = get_kadm_ticket(context, id, client, server_name);
	if(ret == 0) {
	    *ret_cache = id;
	    krb5_free_principal(context, default_client);
	    if (default_client != client)
		krb5_free_principal(context, client);
	    return 0;
	}
	if(ccache != NULL)
	    /* couldn't get ticket from cache */
	    return -1;
    }
    /* get creds via AS request */
    if(id && (id != ccache))
	krb5_cc_close(context, id);
    if (client != default_client)
	krb5_free_principal(context, default_client);

    ret = get_new_cache(context, client, password, prompter, keytab,
			server_name, ret_cache);
    krb5_free_principal(context, client);
    return ret;
}

Example #2

File: init_c.c Project: alepharchives/bitrig

krb5_error_code
_kadm5_c_get_cred_cache(krb5_context context,
			const char *client_name,
			const char *server_name,
			const char *password,
			krb5_prompter_fct prompter,
			const char *keytab,
			krb5_ccache ccache,
			krb5_ccache *ret_cache)
{
    krb5_error_code ret;
    krb5_ccache id = NULL;
    krb5_principal default_client = NULL, client = NULL;
    
    /* treat empty password as NULL */
    if(password && *password == '\0')
	password = NULL;
    if(server_name == NULL)
	server_name = KADM5_ADMIN_SERVICE;
    
    if(client_name != NULL) {
	ret = krb5_parse_name(context, client_name, &client);
	if(ret) 
	    return ret;
    }

    if(password != NULL || prompter != NULL) {
	/* get principal from default cache, ok if this doesn't work */
	ret = krb5_cc_default(context, &id);
	if(ret == 0) {
	    ret = krb5_cc_get_principal(context, id, &default_client);
	    if(ret) {
		krb5_cc_close(context, id);
		id = NULL;
	    } else {
		const char *name, *inst;
		krb5_principal tmp;
		name = krb5_principal_get_comp_string(context, 
						      default_client, 0);
		inst = krb5_principal_get_comp_string(context, 
						      default_client, 1);
		if(inst == NULL || strcmp(inst, "admin") != 0) {
		    ret = krb5_make_principal(context, &tmp, NULL, 
					      name, "admin", NULL);
		    if(ret != 0) {
			krb5_free_principal(context, default_client);
			if (client)
			    krb5_free_principal(context, client);
			krb5_cc_close(context, id);
			return ret;
		    }
		    krb5_free_principal(context, default_client);
		    default_client = tmp;
		    krb5_cc_close(context, id);
		    id = NULL;
		}
	    }
	}

	if (client != NULL) {
	    /* A client was specified by the caller. */
	    if (default_client != NULL) {
		krb5_free_principal(context, default_client);
		default_client = NULL;
	    }
	}
	else if (default_client != NULL)
	    /* No client was specified by the caller, but we have a
	     * client from the default credentials cache.
	     */
	    client = default_client;
	else {
	    /* No client was specified by the caller and we cannot determine
	     * the client from a credentials cache.
	     */
	    const char *user;

	    user = get_default_username ();

	    if(user == NULL)
		return KADM5_FAILURE;
	    ret = krb5_make_principal(context, &client, 
				      NULL, user, "admin", NULL);
	    if(ret)
		return ret;
	    if (id != NULL) {
		krb5_cc_close(context, id);
		id = NULL;
	    }
	}
    } else if(ccache != NULL) {
	id = ccache;
	ret = krb5_cc_get_principal(context, id, &client);
	if(ret)
	    return ret;
    }

    
    if(id && (default_client == NULL || 
	      krb5_principal_compare(context, client, default_client))) {
	ret = get_kadm_ticket(context, id, client, server_name);
	if(ret == 0) {
	    *ret_cache = id;
	    krb5_free_principal(context, default_client);
	    if (default_client != client)
		krb5_free_principal(context, client);
	    return 0;
	}
	if(ccache != NULL)
	    /* couldn't get ticket from cache */
	    return -1;
    }
    /* get creds via AS request */
    if(id && (id != ccache))
	krb5_cc_close(context, id);
    if (client != default_client)
	krb5_free_principal(context, default_client);

    ret = get_new_cache(context, client, password, prompter, keytab, 
			server_name, ret_cache);
    krb5_free_principal(context, client);
    return ret;
}