c447e5cf15
See script directory for method. The script to run in the top level MaxScale directory is called maxscale-uncrustify.sh, which uses another script, list-src, from the same directory (so you need to set your PATH). The uncrustify version was 0.66.
144 lines
4.2 KiB
C++
144 lines
4.2 KiB
C++
/*
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* Copyright (c) 2016 MariaDB Corporation Ab
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*
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* Use of this software is governed by the Business Source License included
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* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
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*
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* Change Date: 2022-01-01
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*
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* On the date above, in accordance with the Business Source License, use
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* of this software will be governed by version 2 or later of the General
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* Public License.
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*/
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/**
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* @file null_auth_deny.c
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*
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* Null Authentication module for handling the checking of clients credentials
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* for protocols that do not have authentication, either temporarily or
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* permanently. Always fails the authentication.
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*
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* @verbatim
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* Revision History
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* Date Who Description
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* 14/03/2016 Martin Brampton Initial version
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* 17/05/2016 Martin Brampton Version to fail, instead of succeed.
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*
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* @endverbatim
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*/
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#define MXS_MODULE_NAME "NullAuthDeny"
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#include <maxscale/authenticator.h>
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#include <maxscale/modinfo.h>
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#include <maxscale/dcb.h>
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#include <maxscale/buffer.h>
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#include <maxscale/users.h>
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static bool null_auth_set_protocol_data(DCB* dcb, GWBUF* buf);
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static bool null_auth_is_client_ssl_capable(DCB* dcb);
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static int null_auth_authenticate(DCB* dcb);
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static void null_auth_free_client_data(DCB* dcb);
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extern "C"
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{
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/**
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* The module entry point routine. It is this routine that
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* must populate the structure that is referred to as the
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* "module object", this is a structure with the set of
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* external entry points for this module.
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*
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* @return The module object
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*/
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MXS_MODULE* MXS_CREATE_MODULE()
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{
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static MXS_AUTHENTICATOR MyObject =
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{
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NULL, /* No initialize entry point */
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NULL, /* No create entry point */
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null_auth_set_protocol_data, /* Extract data into structure */
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null_auth_is_client_ssl_capable,/* Check if client supports SSL */
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null_auth_authenticate, /* Authenticate user credentials */
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null_auth_free_client_data, /* Free the client data held in DCB */
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NULL, /* No destroy entry point */
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users_default_loadusers, /* Load generic users */
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NULL, /* No diagnostic */
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NULL,
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NULL /* No user reauthentication */
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};
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static MXS_MODULE info =
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{
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MXS_MODULE_API_AUTHENTICATOR,
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MXS_MODULE_GA,
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MXS_AUTHENTICATOR_VERSION,
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"The Null client authenticator implementation",
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"V1.1.0",
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MXS_NO_MODULE_CAPABILITIES,
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&MyObject,
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NULL, /* Process init. */
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NULL, /* Process finish. */
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NULL, /* Thread init. */
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NULL, /* Thread finish. */
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{
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{MXS_END_MODULE_PARAMS}
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}
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};
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return &info;
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}
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/*lint +e14 */
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}
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/**
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* @brief Null authentication of a user.
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*
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* Always returns success
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*
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* @param dcb Request handler DCB connected to the client
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* @return Authentication status - always 1 to denote failure
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*/
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static int null_auth_authenticate(DCB* dcb)
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{
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return 1;
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}
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/**
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* @brief Transfer data from the authentication request to the DCB.
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*
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* Does not actually transfer any data
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*
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* @param dcb Request handler DCB connected to the client
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* @param buffer Pointer to pointer to buffer containing data from client
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* @return Always true
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*/
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static bool null_auth_set_protocol_data(DCB* dcb, GWBUF* buf)
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{
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return true;
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}
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/**
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* @brief Determine whether the client is SSL capable
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*
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* Always say that client is SSL capable. The null authenticator cannot be
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* used in a context where the client is not SSL capable.
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*
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* @param dcb Request handler DCB connected to the client
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* @return Boolean indicating whether client is SSL capable - always true
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*/
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static bool null_auth_is_client_ssl_capable(DCB* dcb)
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{
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return true;
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}
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/**
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* @brief Free the client data pointed to by the passed DCB.
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*
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* The null authenticator does not allocate any data, so nothing to do.
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*
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* @param dcb Request handler DCB connected to the client
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*/
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static void null_auth_free_client_data(DCB* dcb)
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{
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}
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