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115 lines
5.4 KiB
C
115 lines
5.4 KiB
C
/**
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* NEURON IIoT System for Industry 4.0
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* Copyright (C) 2020-2022 EMQ Technologies Co., Ltd All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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#ifndef _NEU_HTTP_HANDLER_H_
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#define _NEU_HTTP_HANDLER_H_
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#include <stdlib.h>
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#include <nng/nng.h>
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#include <nng/supplemental/http/http.h>
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#include "utils/neu_jwt.h"
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#include "json/neu_json_error.h"
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#define NEU_PROCESS_HTTP_REQUEST(aio, req_type, decode_fun, func) \
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{ \
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char * req_data = NULL; \
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size_t req_data_size = 0; \
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req_type *req = NULL; \
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\
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if (neu_http_get_body((aio), (void **) &req_data, &req_data_size) == \
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0 && \
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decode_fun(req_data, &req) == 0) { \
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{ func }; \
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decode_fun##_free(req); \
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} else { \
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neu_http_bad_request(aio, "{\"error\": 1002}"); \
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} \
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free(req_data); \
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}
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#define NEU_PROCESS_HTTP_REQUEST_VALIDATE_JWT(aio, req_type, decode_fun, func) \
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{ \
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if (!disable_jwt) { \
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char *jwt = \
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(char *) neu_http_get_header(aio, (char *) "Authorization"); \
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\
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NEU_JSON_RESPONSE_ERROR(neu_jwt_validate(jwt), { \
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if (error_code.error != NEU_ERR_SUCCESS) { \
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neu_http_response(aio, error_code.error, result_error); \
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free(result_error); \
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return; \
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} \
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}) \
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} \
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NEU_PROCESS_HTTP_REQUEST(aio, req_type, decode_fun, func); \
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}
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#define NEU_VALIDATE_JWT(aio) \
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{ \
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if (!disable_jwt) { \
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char *jwt = \
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(char *) neu_http_get_header(aio, (char *) "Authorization"); \
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\
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NEU_JSON_RESPONSE_ERROR(neu_jwt_validate(jwt), { \
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if (error_code.error != NEU_ERR_SUCCESS) { \
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neu_http_response(aio, error_code.error, result_error); \
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free(result_error); \
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return; \
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} \
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}); \
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} \
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}
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enum neu_http_method {
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NEU_HTTP_METHOD_UNDEFINE = 0x0,
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NEU_HTTP_METHOD_GET,
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NEU_HTTP_METHOD_POST,
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NEU_HTTP_METHOD_PUT,
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NEU_HTTP_METHOD_DELETE,
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NEU_HTTP_METHOD_OPTIONS
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};
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enum neu_http_handler_type {
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NEU_HTTP_HANDLER_FUNCTION = 0x0,
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NEU_HTTP_HANDLER_DIRECTORY,
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NEU_HTTP_HANDLER_PROXY,
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NEU_HTTP_HANDLER_REDIRECT,
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};
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struct neu_http_handler {
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enum neu_http_method method;
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char * url;
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enum neu_http_handler_type type;
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union neu_http_handler_value {
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void *handler;
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char *path;
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char *dst_url;
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} value;
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};
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int neu_http_add_handler(nng_http_server * server,
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const struct neu_http_handler *http_handler);
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void neu_http_handle_cors(nng_aio *aio);
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int neu_http_proxy_handler(const struct neu_http_handler *http_handler,
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nng_http_handler ** handler);
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#endif
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