1685 lines
54 KiB
C
Executable File
1685 lines
54 KiB
C
Executable File
// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
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// Copyright 2023 Beken Corporation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/*
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* Change Logs:
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* Date Author Notes
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* 2023-05-05 Beken adapter to Beken sdk
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*/
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#include <string.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <common/bk_include.h>
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#include <os/mem.h>
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#include <os/str.h>
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#include <os/os.h>
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#if CONFIG_HTTPS
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#include <bk_https.h>
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#include <portmacro.h>
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#include <netdb.h>
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#include <http_parser.h>
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#include <http_header.h>
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#include <http_utils.h>
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#include <mbedtls/base64.h>
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#include <components/system.h>
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#include <bk_rom_md5.h>
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#define TAG "HTTPS"
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static void bk_hex_dump(char *s, int length)
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{
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//os_printf("bk begin dump:\r\n");
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for (int i = 0; i < length; i++)
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BK_RAW_LOGI(NULL, "%c", *(u8 *)(s+i));
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BK_RAW_LOGI(NULL, "\r\n");
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}
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/*----------------------------------------HTTP API-----------------------------------------*/
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#define DEFAULT_HTTP_PORT (80)
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#define DEFAULT_HTTPS_PORT (443)
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#define DEFAULT_HTTP_BUF_SIZE (512)
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static const char *DEFAULT_HTTP_USER_AGENT = "BEKEN HTTP Client/1.0";
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static const char *DEFAULT_HTTP_PROTOCOL = "HTTP/1.1";
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static const char *DEFAULT_HTTP_PATH = "/";
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static const int DEFAULT_MAX_REDIRECT = 10;
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static const int DEFAULT_MAX_AUTH_RETRIES = 10;
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static const int CONNECTION_TIMEOUT_MS = 5000;
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static const int CONNECTION_KEEP_ALIVE_IDLE = 5;
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static const int CONNECTION_KEEP_ALIVE_INTERVAL= 5;
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static const int CONNECTION_KEEP_ALIVE_COUNT= 3;
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#define IMAGE_HEADER_SIZE 5120
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#define DEFAULT_OTA_BUF_SIZE IMAGE_HEADER_SIZE
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static const char *HTTP_METHOD_MAPPING[] = {
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"GET",
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"POST",
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"PUT",
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"PATCH",
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"DELETE",
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"HEAD",
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"NOTIFY",
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"SUBSCRIBE",
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"UNSUBSCRIBE",
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"OPTIONS",
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"COPY",
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"MOVE",
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"LOCK",
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"UNLOCK",
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"PROPFIND",
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"PROPPATCH",
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"MKCOL"
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};
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static bk_err_t http_dispatch_event(bk_http_client_t *client, bk_http_client_event_id_t event_id, void *data, int len)
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{
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bk_http_client_event_t *event = &client->event;
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if (client->event_handler) {
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event->event_id = event_id;
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event->user_data = client->user_data;
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event->data = data;
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event->data_len = len;
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return client->event_handler(event);
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}
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return BK_OK;
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}
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static int http_on_message_begin(http_parser *parser)
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{
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bk_http_client_t *client = parser->data;
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BK_LOGI(TAG, "on_message_begin\r\n");
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client->response->is_chunked = false;
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client->is_chunk_complete = false;
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return 0;
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}
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static int http_on_url(http_parser *parser, const char *at, size_t length)
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{
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BK_LOGI(TAG, "http_on_url\r\n");
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return 0;
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}
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static int http_on_status(http_parser *parser, const char *at, size_t length)
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{
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return 0;
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}
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static int http_on_header_event(bk_http_client_handle_t client)
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{
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if (client->current_header_key != NULL && client->current_header_value != NULL) {
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BK_LOGI(TAG, "HEADER=%s:%s\r\n", client->current_header_key, client->current_header_value);
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client->event.header_key = client->current_header_key;
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client->event.header_value = client->current_header_value;
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free(client->current_header_key);
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free(client->current_header_value);
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client->current_header_key = NULL;
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client->current_header_value = NULL;
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}
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return 0;
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}
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static int http_on_header_field(http_parser *parser, const char *at, size_t length)
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{
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bk_http_client_t *client = parser->data;
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http_on_header_event(client);
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http_utils_append_string(&client->current_header_key, at, length);
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return 0;
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}
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static int http_on_header_value(http_parser *parser, const char *at, size_t length)
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{
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bk_http_client_handle_t client = parser->data;
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if (client->current_header_key == NULL) {
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return 0;
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}
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if (strcasecmp(client->current_header_key, "Location") == 0) {
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http_utils_append_string(&client->location, at, length);
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} else if (strcasecmp(client->current_header_key, "Transfer-Encoding") == 0
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&& memcmp(at, "chunked", length) == 0) {
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client->response->is_chunked = true;
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} else if (strcasecmp(client->current_header_key, "WWW-Authenticate") == 0) {
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http_utils_append_string(&client->auth_header, at, length);
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}
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http_utils_append_string(&client->current_header_value, at, length);
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return 0;
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}
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static int http_on_headers_complete(http_parser *parser)
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{
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bk_http_client_handle_t client = parser->data;
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http_on_header_event(client);
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client->response->status_code = parser->status_code;
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client->response->data_offset = parser->nread;
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client->response->content_length = parser->content_length;
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client->response->data_process = 0;
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BK_LOGI(TAG, "http_on_headers_complete, status=%d, offset=%d, nread=%d, content_length:%d\r\n", parser->status_code,
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client->response->data_offset, parser->nread, client->response->content_length);
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client->state = HTTP_STATE_RES_COMPLETE_HEADER;
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if (client->connection_info.method == HTTP_METHOD_HEAD) {
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/* In a HTTP_RESPONSE parser returning '1' from on_headers_complete will tell the
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parser that it should not expect a body. This is used when receiving a response
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to a HEAD request which may contain 'Content-Length' or 'Transfer-Encoding: chunked'
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headers that indicate the presence of a body.*/
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return 1;
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}
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return 0;
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}
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static int http_on_body(http_parser *parser, const char *at, size_t length)
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{
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bk_http_client_t *client = parser->data;
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BK_LOGD(TAG, "http_on_body one time: %d\r\n", length);
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http_dispatch_event(client, HTTP_EVENT_ON_DATA, (void *)at, length);
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if (client->response->buffer->output_ptr) {
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memcpy(client->response->buffer->output_ptr, (char *)at, length);
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bk_hex_dump(client->response->buffer->output_ptr, 20);
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client->response->buffer->output_ptr += length;
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} else {
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/* Do not cache body when http_on_body is called from bk_http_client_perform */
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if (client->state < HTTP_STATE_RES_ON_DATA_START && client->cache_data_in_fetch_hdr) {
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BK_LOGI(TAG, "Body received in fetch header state, %p, %d\r\n", at, length);
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bk_http_buffer_t *res_buffer = client->response->buffer;
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res_buffer->orig_raw_data = (char *)realloc(res_buffer->orig_raw_data, res_buffer->raw_len + length);
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if (!res_buffer->orig_raw_data) {
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BK_LOGI(TAG, "Failed to allocate memory for storing decoded data\r\n");
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return -1;
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}
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memcpy(res_buffer->orig_raw_data + res_buffer->raw_len, at, length);
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res_buffer->raw_data = res_buffer->orig_raw_data;
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}
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}
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client->response->data_process += length;
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client->response->buffer->raw_len += length;
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BK_LOGD(TAG, "http_on_body already_data_process:%d, buffer->content_length:%d\r\n", client->response->data_process, client->response->content_length);
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return 0;
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}
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static int http_on_message_complete(http_parser *parser)
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{
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BK_LOGI(TAG, "http_on_message_complete, parser=%x\r\n", (int)parser);
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bk_http_client_handle_t client = parser->data;
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client->is_chunk_complete = true;
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return 0;
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}
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static int http_on_chunk_complete(http_parser *parser)
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{
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BK_LOGI(TAG, "http_on_chunk_complete\r\n");
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return 0;
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}
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static int http_on_chunk_header(http_parser *parser)
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{
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bk_http_client_handle_t client = parser->data;
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client->response->chunk_length = parser->content_length;
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BK_LOGI(TAG, "http_on_chunk_header, chunk_length\r\n");
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return 0;
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}
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bk_err_t bk_http_client_set_header(bk_http_client_handle_t client, const char *key, const char *value)
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{
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return http_header_set(client->request->headers, key, value);
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}
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bk_err_t bk_http_client_set_method(bk_http_client_handle_t client, bk_http_client_method_t method)
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{
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client->connection_info.method = method;
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return BK_OK;
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}
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static char *_get_host_header(char *host, int port)
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{
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int err = 0;
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char *host_name;
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if (port != DEFAULT_HTTP_PORT && port != DEFAULT_HTTPS_PORT) {
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err = asprintf(&host_name, "%s:%d", host, port);
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} else {
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err = asprintf(&host_name, "%s", host);
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}
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if (err == -1) {
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return NULL;
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}
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return host_name;
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}
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bk_err_t bk_http_client_close(bk_http_client_handle_t client)
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{
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if (client->state >= HTTP_STATE_INIT) {
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client->state = HTTP_STATE_INIT;
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return ssl_base_close(client->bk_ssl);
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}
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return BK_OK;
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}
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static bk_err_t _clear_connection_info(bk_http_client_handle_t client)
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{
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free(client->connection_info.path);
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free(client->connection_info.host);
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free(client->connection_info.query);
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free(client->connection_info.username);
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if (client->connection_info.password) {
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memset(client->connection_info.password, 0, strlen(client->connection_info.password));
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free(client->connection_info.password);
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}
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free(client->connection_info.scheme);
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free(client->connection_info.url);
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memset(&client->connection_info, 0, sizeof(connection_info_t));
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return BK_OK;
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}
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static bk_err_t _clear_auth_data(bk_http_client_handle_t client)
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{
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if (client->auth_data == NULL) {
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return BK_FAIL;
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}
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free(client->auth_data->method);
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free(client->auth_data->realm);
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free(client->auth_data->algorithm);
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free(client->auth_data->qop);
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free(client->auth_data->nonce);
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free(client->auth_data->opaque);
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memset(client->auth_data, 0, sizeof(bk_http_auth_data_t));
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return BK_OK;
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}
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bk_err_t bk_http_client_cleanup(bk_http_client_handle_t client)
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{
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if (client == NULL) {
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return BK_FAIL;
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}
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BK_LOGI(TAG, "bk_http_client_cleanup\r\n");
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bk_http_client_close(client);
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if(client->bk_ssl) {
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if(client->bk_ssl->tls)
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free(client->bk_ssl->tls);
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free(client->bk_ssl);
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}
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if (client->request) {
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http_header_destroy(client->request->headers);
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if (client->request->buffer) {
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free(client->request->buffer->data);
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}
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free(client->request->buffer);
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free(client->request);
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}
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if (client->response) {
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http_header_destroy(client->response->headers);
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if (client->response->buffer) {
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free(client->response->buffer->data);
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if (client->response->buffer->orig_raw_data) {
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free(client->response->buffer->orig_raw_data);
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client->response->buffer->orig_raw_data = NULL;
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client->response->buffer->raw_data = NULL;
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}
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}
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free(client->response->buffer);
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free(client->response);
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}
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if (client->if_name) {
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free(client->if_name);
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}
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free(client->parser);
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free(client->parser_settings);
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_clear_connection_info(client);
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_clear_auth_data(client);
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free(client->auth_data);
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free(client->current_header_key);
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free(client->location);
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free(client->auth_header);
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BK_LOGW(TAG, "free client\r\n");
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free(client);
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return BK_OK;
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}
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bk_err_t bk_http_client_set_url(bk_http_client_handle_t client, const char *url)
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{
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char *old_host = NULL;
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struct http_parser_url purl;
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int old_port;
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if (client == NULL || url == NULL) {
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BK_LOGE(TAG, "client or url must not NULL\r\n");
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return -1;
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}
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http_parser_url_init(&purl);
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int parser_status = http_parser_parse_url(url, strlen(url), 0, &purl);
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if (parser_status != 0) {
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BK_LOGE(TAG, "Error parse url %s\r\n", url);
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return -1;
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}
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if (client->connection_info.host) {
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old_host = strdup(client->connection_info.host);
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}
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old_port = client->connection_info.port;
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if (purl.field_data[UF_HOST].len) {
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http_utils_assign_string(&client->connection_info.host, url + purl.field_data[UF_HOST].off, purl.field_data[UF_HOST].len);
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HTTP_MEM_CHECK(TAG, client->connection_info.host, {
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free(old_host);
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return BK_ERR_NO_MEM;
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});
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}
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// Close the connection if host was changed
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if (old_host && client->connection_info.host
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&& strcasecmp(old_host, (const void *)client->connection_info.host) != 0) {
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BK_LOGI(TAG, "New host assign = %s, Need close connection\r\n", client->connection_info.host);
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if (bk_http_client_set_header(client, "Host", client->connection_info.host) != BK_OK) {
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free(old_host);
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return BK_ERR_NO_MEM;
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}
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bk_http_client_close(client);
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}
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if (old_host) {
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free(old_host);
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old_host = NULL;
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}
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if (purl.field_data[UF_SCHEMA].len) {
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http_utils_assign_string(&client->connection_info.scheme, url + purl.field_data[UF_SCHEMA].off, purl.field_data[UF_SCHEMA].len);
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HTTP_MEM_CHECK(TAG, client->connection_info.scheme, return BK_ERR_NO_MEM);
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if (strcasecmp(client->connection_info.scheme, "http") == 0) {
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client->connection_info.port = DEFAULT_HTTP_PORT;
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} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
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client->connection_info.port = DEFAULT_HTTPS_PORT;
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}
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}
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if (purl.field_data[UF_PORT].len) {
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client->connection_info.port = strtol((const char*)(url + purl.field_data[UF_PORT].off), NULL, 10);
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}
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if (old_port != client->connection_info.port) {
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BK_LOGD(TAG, "old_port = %d\r\n", old_port);
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bk_http_client_close(client);
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}
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if (purl.field_data[UF_USERINFO].len) {
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char *user_info = NULL;
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http_utils_assign_string(&user_info, url + purl.field_data[UF_USERINFO].off, purl.field_data[UF_USERINFO].len);
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if (user_info) {
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char *username = user_info;
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char *password = strchr(user_info, ':');
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if (password) {
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*password = 0;
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password ++;
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http_utils_assign_string(&client->connection_info.password, password, -1);
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HTTP_MEM_CHECK(TAG, client->connection_info.password, return BK_ERR_NO_MEM);
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}
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http_utils_assign_string(&client->connection_info.username, username, -1);
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HTTP_MEM_CHECK(TAG, client->connection_info.username, return BK_ERR_NO_MEM);
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free(user_info);
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} else {
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return BK_ERR_NO_MEM;
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}
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}
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//Reset path and query if there are no information
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if (purl.field_data[UF_PATH].len) {
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http_utils_assign_string(&client->connection_info.path, url + purl.field_data[UF_PATH].off, purl.field_data[UF_PATH].len);
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} else {
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http_utils_assign_string(&client->connection_info.path, "/", -1);
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}
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HTTP_MEM_CHECK(TAG, client->connection_info.path, return BK_ERR_NO_MEM);
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if (purl.field_data[UF_QUERY].len) {
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http_utils_assign_string(&client->connection_info.query, url + purl.field_data[UF_QUERY].off, purl.field_data[UF_QUERY].len);
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HTTP_MEM_CHECK(TAG, client->connection_info.query, return BK_ERR_NO_MEM);
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} else if (client->connection_info.query) {
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free(client->connection_info.query);
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client->connection_info.query = NULL;
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}
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return BK_OK;
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}
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static bk_err_t _set_config(bk_http_client_handle_t client, const bk_http_input_t *config)
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{
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client->connection_info.method = config->method;
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client->connection_info.port = config->port;
|
|
client->connection_info.auth_type = config->auth_type;
|
|
client->event_handler = config->event_handler;
|
|
client->timeout_ms = config->timeout_ms;
|
|
client->max_redirection_count = config->max_redirection_count;
|
|
client->max_authorization_retries = config->max_authorization_retries;
|
|
client->user_data = config->user_data;
|
|
client->buffer_size_rx = config->buffer_size;
|
|
client->buffer_size_tx = config->buffer_size_tx;
|
|
client->disable_auto_redirect = config->disable_auto_redirect;
|
|
|
|
if (config->buffer_size == 0) {
|
|
client->buffer_size_rx = DEFAULT_HTTP_BUF_SIZE;
|
|
}
|
|
|
|
if (config->buffer_size_tx == 0) {
|
|
client->buffer_size_tx = DEFAULT_HTTP_BUF_SIZE;
|
|
}
|
|
|
|
if (client->max_redirection_count == 0) {
|
|
client->max_redirection_count = DEFAULT_MAX_REDIRECT;
|
|
}
|
|
|
|
if (client->max_authorization_retries == 0) {
|
|
client->max_authorization_retries = DEFAULT_MAX_AUTH_RETRIES;
|
|
} else if (client->max_authorization_retries == -1) {
|
|
client->max_authorization_retries = 0;
|
|
}
|
|
|
|
if (config->path) {
|
|
client->connection_info.path = strdup(config->path);
|
|
} else {
|
|
client->connection_info.path = strdup(DEFAULT_HTTP_PATH);
|
|
}
|
|
HTTP_MEM_CHECK(TAG, client->connection_info.path, {
|
|
return BK_ERR_NO_MEM;
|
|
});
|
|
|
|
if (config->host) {
|
|
client->connection_info.host = strdup(config->host);
|
|
|
|
HTTP_MEM_CHECK(TAG, client->connection_info.host, {
|
|
_clear_connection_info(client);
|
|
return BK_ERR_NO_MEM;
|
|
});
|
|
}
|
|
|
|
if (config->query) {
|
|
client->connection_info.query = strdup(config->query);
|
|
HTTP_MEM_CHECK(TAG, client->connection_info.query, {
|
|
_clear_connection_info(client);
|
|
return BK_ERR_NO_MEM;
|
|
});
|
|
}
|
|
|
|
if (config->username) {
|
|
client->connection_info.username = strdup(config->username);
|
|
HTTP_MEM_CHECK(TAG, client->connection_info.username, {
|
|
_clear_connection_info(client);
|
|
return BK_ERR_NO_MEM;
|
|
});
|
|
}
|
|
|
|
if (config->password) {
|
|
client->connection_info.password = strdup(config->password);
|
|
HTTP_MEM_CHECK(TAG, client->connection_info.password, {
|
|
_clear_connection_info(client);
|
|
return BK_ERR_NO_MEM;
|
|
});
|
|
}
|
|
|
|
if (config->type == HTTP_TRANSPORT_OVER_SSL) {
|
|
http_utils_assign_string(&client->connection_info.scheme, "https", -1);
|
|
if (client->connection_info.port == 0) {
|
|
client->connection_info.port = DEFAULT_HTTPS_PORT;
|
|
}
|
|
} else {
|
|
http_utils_assign_string(&client->connection_info.scheme, "http", -1);
|
|
if (client->connection_info.port == 0) {
|
|
client->connection_info.port = DEFAULT_HTTP_PORT;
|
|
}
|
|
}
|
|
if (client->timeout_ms == 0) {
|
|
client->timeout_ms = CONNECTION_TIMEOUT_MS;
|
|
}
|
|
if (config->is_async) {
|
|
client->is_async = true;
|
|
}
|
|
|
|
return BK_OK;
|
|
}
|
|
|
|
bk_http_client_handle_t bk_http_client_init(const bk_http_input_t *config)
|
|
{
|
|
|
|
bk_http_client_handle_t client;
|
|
char *host_name;
|
|
bool _success;
|
|
_success = (
|
|
(client = calloc(1, sizeof(struct bk_http_client))) &&
|
|
(client->parser = calloc(1, sizeof(struct http_parser))) &&
|
|
(client->parser_settings = calloc(1, sizeof(struct http_parser_settings))) &&
|
|
(client->auth_data = calloc(1, sizeof(bk_http_auth_data_t))) &&
|
|
(client->request = calloc(1, sizeof(bk_http_data_t))) &&
|
|
(client->request->headers = http_header_init()) &&
|
|
(client->request->buffer = calloc(1, sizeof(bk_http_buffer_t))) &&
|
|
(client->response = calloc(1, sizeof(bk_http_data_t))) &&
|
|
(client->response->headers = http_header_init()) &&
|
|
(client->response->buffer = calloc(1, sizeof(bk_http_buffer_t))) &&
|
|
(client->bk_ssl = calloc(1, sizeof(transport_bk_tls_t)))
|
|
);
|
|
|
|
if (!_success) {
|
|
BK_LOGE(TAG, "Error allocate memory\r\n");
|
|
goto error;
|
|
}
|
|
transport_bk_tls_t *bk_ssl = client->bk_ssl;
|
|
|
|
if (config->keep_alive_enable == true) {
|
|
client->keep_alive_cfg.keep_alive_enable = true;
|
|
client->keep_alive_cfg.keep_alive_idle = (config->keep_alive_idle == 0) ? CONNECTION_KEEP_ALIVE_IDLE : config->keep_alive_idle;
|
|
client->keep_alive_cfg.keep_alive_interval = (config->keep_alive_interval == 0) ? CONNECTION_KEEP_ALIVE_INTERVAL : config->keep_alive_interval;
|
|
client->keep_alive_cfg.keep_alive_count = (config->keep_alive_count == 0) ? CONNECTION_KEEP_ALIVE_COUNT : config->keep_alive_count;
|
|
bk_transport_ssl_set_keep_alive(bk_ssl, &client->keep_alive_cfg);
|
|
}
|
|
|
|
if (config->if_name) {
|
|
client->if_name = calloc(1, sizeof(struct ifreq) + 1);
|
|
memcpy(client->if_name, config->if_name, sizeof(struct ifreq));
|
|
bk_transport_ssl_set_interface_name(bk_ssl, client->if_name);
|
|
}
|
|
|
|
if (config->crt_bundle_attach != NULL) {
|
|
#ifdef CONFIG_MBEDTLS_CERTIFICATE_BUNDLE
|
|
bk_transport_ssl_crt_bundle_attach(bk_ssl, config->crt_bundle_attach);
|
|
#else
|
|
BK_LOGI(TAG, "use_crt_bundle configured but not enabled in menuconfig: Please enable MBEDTLS_CERTIFICATE_BUNDLE option\r\n");
|
|
#endif
|
|
} else if (config->use_global_ca_store == true) {
|
|
bk_transport_ssl_enable_global_ca_store(bk_ssl);
|
|
} else if (config->cert_pem) {
|
|
if (!config->cert_len) {
|
|
BK_LOGD(TAG, "bk_transport_ssl_set_cert_data, cert_len:%d\r\n", strlen(config->cert_pem));
|
|
bk_transport_ssl_set_cert_data(bk_ssl, config->cert_pem, strlen(config->cert_pem));
|
|
} else {
|
|
BK_LOGD(TAG, "bk_transport_ssl_set_cert_data_der\r\n");
|
|
bk_transport_ssl_set_cert_data_der(bk_ssl, config->cert_pem, config->cert_len);
|
|
}
|
|
}
|
|
|
|
if (config->client_cert_pem) {
|
|
BK_LOGI(TAG, "bk_transport_ssl_set_client_cert_data, client_cert_len:%d\r\n", strlen(config->client_cert_pem));
|
|
if (!config->client_cert_len) {
|
|
bk_transport_ssl_set_client_cert_data(bk_ssl, config->client_cert_pem, strlen(config->client_cert_pem));
|
|
} else {
|
|
bk_transport_ssl_set_client_cert_data_der(bk_ssl, config->client_cert_pem, config->client_cert_len);
|
|
}
|
|
}
|
|
|
|
if (config->client_key_pem) {
|
|
if (!config->client_key_len) {
|
|
BK_LOGI(TAG, "bk_transport_ssl_set_client_key_data, client_key_len:%d\r\n", strlen(config->client_key_pem));
|
|
bk_transport_ssl_set_client_key_data(bk_ssl, config->client_key_pem, strlen(config->client_key_pem));
|
|
} else {
|
|
bk_transport_ssl_set_client_key_data_der(bk_ssl, config->client_key_pem, config->client_key_len);
|
|
}
|
|
}
|
|
|
|
if (config->client_key_password && config->client_key_password_len > 0) {
|
|
bk_transport_ssl_set_client_key_password(bk_ssl, config->client_key_password, config->client_key_password_len);
|
|
}
|
|
|
|
if (config->skip_cert_common_name_check) {
|
|
bk_transport_ssl_skip_common_name_check(bk_ssl);
|
|
}
|
|
|
|
if (_set_config(client, config) != BK_OK) {
|
|
BK_LOGE(TAG, "Error set configurations\r\n");
|
|
goto error;
|
|
}
|
|
_success = (
|
|
(client->request->buffer->data = malloc(client->buffer_size_tx)) &&
|
|
(client->response->buffer->data = malloc(client->buffer_size_rx))
|
|
);
|
|
|
|
if (!_success) {
|
|
BK_LOGE(TAG, "Allocation failed\r\n");
|
|
goto error;
|
|
}
|
|
else {
|
|
BK_LOGI(TAG, "Allocation buffer_size_tx: %d, rx: %d\r\n", client->buffer_size_tx, client->buffer_size_rx);
|
|
}
|
|
|
|
|
|
const char *user_agent = config->user_agent == NULL ? DEFAULT_HTTP_USER_AGENT : config->user_agent;
|
|
|
|
if (config->host != NULL && config->path != NULL) {
|
|
if (client->connection_info.host == NULL) {
|
|
BK_LOGE(TAG, "invalid host\r\n");
|
|
goto error;
|
|
}
|
|
host_name = _get_host_header(client->connection_info.host, client->connection_info.port);
|
|
if (host_name == NULL) {
|
|
BK_LOGE(TAG, "Failed to allocate memory for host header\r\n");
|
|
goto error;
|
|
}
|
|
_success = (
|
|
(bk_http_client_set_header(client, "User-Agent", user_agent) == BK_OK) &&
|
|
(bk_http_client_set_header(client, "Host", host_name) == BK_OK)
|
|
);
|
|
free(host_name);
|
|
if (!_success) {
|
|
BK_LOGE(TAG, "Error while setting default configurations\r\n");
|
|
goto error;
|
|
}
|
|
} else if (config->url != NULL) {
|
|
if (bk_http_client_set_url(client, config->url) != BK_OK) {
|
|
BK_LOGE(TAG, "Failed to set URL\r\n");
|
|
goto error;
|
|
}
|
|
if (client->connection_info.host == NULL) {
|
|
BK_LOGE(TAG, "invalid host\r\n");
|
|
goto error;
|
|
}
|
|
BK_LOGI(TAG, "_get_host_header host:%s, port:%d\r\n", client->connection_info.host, client->connection_info.port);
|
|
host_name = _get_host_header(client->connection_info.host, client->connection_info.port);
|
|
if (host_name == NULL) {
|
|
BK_LOGE(TAG, "Failed to allocate memory for host header\r\n");
|
|
goto error;
|
|
}
|
|
|
|
_success = (
|
|
(bk_http_client_set_header(client, "User-Agent", user_agent) == BK_OK) &&
|
|
(bk_http_client_set_header(client, "Host", host_name) == BK_OK)
|
|
);
|
|
//BK_LOGE(TAG, "bk_http_client_set_header: user_agent: %s. host_name: %s\r\n", user_agent, host_name);
|
|
//BK_LOGE(TAG, "bk_http_client_set_header: %s\r\n", client->request->headers);
|
|
free(host_name);
|
|
if (!_success) {
|
|
BK_LOGE(TAG, "Error while setting default configurations\r\n");
|
|
goto error;
|
|
}
|
|
} else {
|
|
BK_LOGE(TAG, "config should have either URL or host & path\r\n");
|
|
goto error;
|
|
}
|
|
|
|
/* As default behavior, cache data received in fetch header state. This will be
|
|
* used in bk_http_client_read API only. For bk_http_perform we shall disable
|
|
* this as data will be processed by event handler */
|
|
client->cache_data_in_fetch_hdr = 1;
|
|
|
|
client->parser_settings->on_message_begin = http_on_message_begin;
|
|
client->parser_settings->on_url = http_on_url;
|
|
client->parser_settings->on_status = http_on_status;
|
|
client->parser_settings->on_header_field = http_on_header_field;
|
|
client->parser_settings->on_header_value = http_on_header_value;
|
|
client->parser_settings->on_headers_complete = http_on_headers_complete;
|
|
client->parser_settings->on_body = http_on_body;
|
|
client->parser_settings->on_message_complete = http_on_message_complete;
|
|
client->parser_settings->on_chunk_complete = http_on_chunk_complete;
|
|
client->parser_settings->on_chunk_header = http_on_chunk_header;
|
|
client->parser->data = client;
|
|
client->event.client = client;
|
|
|
|
client->state = HTTP_STATE_INIT;
|
|
return client;
|
|
error:
|
|
bk_http_client_cleanup(client);
|
|
return NULL;
|
|
}
|
|
|
|
int bk_http_client_get_post_field(bk_http_client_handle_t client, char **data)
|
|
{
|
|
if (client->post_data) {
|
|
*data = client->post_data;
|
|
return client->post_len;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int bk_http_client_get_status_code(bk_http_client_handle_t client)
|
|
{
|
|
return client->response->status_code;
|
|
}
|
|
|
|
int bk_http_client_get_content_length(bk_http_client_handle_t client)
|
|
{
|
|
return client->response->content_length;
|
|
}
|
|
|
|
char *http_auth_basic(const char *username, const char *password)
|
|
{
|
|
int out;
|
|
char *user_info = NULL;
|
|
char *digest = NULL;
|
|
size_t n = 0;
|
|
asprintf(&user_info, "%s:%s", username, password);
|
|
HTTP_MEM_CHECK(TAG, user_info, return NULL);
|
|
mbedtls_base64_encode(NULL, 0, &n, (const unsigned char *)user_info, strlen(user_info));
|
|
digest = calloc(1, 6 + n + 1);
|
|
HTTP_MEM_CHECK(TAG, digest, goto _basic_exit);
|
|
strcpy(digest, "Basic ");
|
|
mbedtls_base64_encode((unsigned char *)digest + 6, n, (size_t *)&out, (const unsigned char *)user_info, strlen(user_info));
|
|
_basic_exit:
|
|
free(user_info);
|
|
return digest;
|
|
}
|
|
|
|
#define MD5_MAX_LEN (33)
|
|
#define HTTP_AUTH_BUF_LEN (1024)
|
|
|
|
static int md5_printf(char *md, const char *fmt, ...)
|
|
{
|
|
unsigned char *buf;
|
|
unsigned char digest[MD5_MAX_LEN];
|
|
int len, i;
|
|
struct MD5Context md5_ctx;
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
len = vasprintf((char **)&buf, fmt, ap);
|
|
if (buf == NULL) {
|
|
va_end(ap);
|
|
return BK_FAIL;
|
|
}
|
|
|
|
bk_rom_md5_init(&md5_ctx);
|
|
bk_rom_md5_update(&md5_ctx, buf, len);
|
|
bk_rom_md5_final(digest, &md5_ctx);
|
|
|
|
for (i = 0; i < 16; ++i) {
|
|
sprintf(&md[i * 2], "%02x", (unsigned int)digest[i]);
|
|
}
|
|
va_end(ap);
|
|
|
|
free(buf);
|
|
return MD5_MAX_LEN;
|
|
}
|
|
|
|
char *http_auth_digest(const char *username, const char *password, bk_http_auth_data_t *auth_data)
|
|
{
|
|
char *ha1, *ha2 = NULL;
|
|
char *digest = NULL;
|
|
char *auth_str = NULL;
|
|
char *temp_auth_str = NULL;
|
|
|
|
if (username == NULL ||
|
|
password == NULL ||
|
|
auth_data->nonce == NULL ||
|
|
auth_data->uri == NULL ||
|
|
auth_data->realm == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ha1 = calloc(1, MD5_MAX_LEN);
|
|
HTTP_MEM_CHECK(TAG, ha1, goto _digest_exit);
|
|
|
|
ha2 = calloc(1, MD5_MAX_LEN);
|
|
HTTP_MEM_CHECK(TAG, ha2, goto _digest_exit);
|
|
|
|
digest = calloc(1, MD5_MAX_LEN);
|
|
HTTP_MEM_CHECK(TAG, digest, goto _digest_exit);
|
|
|
|
if (md5_printf(ha1, "%s:%s:%s", username, auth_data->realm, password) <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
|
|
BK_LOGD(TAG, "%s %s %s %s\r\n", "Digest", username, auth_data->realm, password);
|
|
if (strcasecmp(auth_data->algorithm, "md5-sess") == 0) {
|
|
if (md5_printf(ha1, "%s:%s:%016llx", ha1, auth_data->nonce, auth_data->cnonce) <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
}
|
|
if (md5_printf(ha2, "%s:%s", auth_data->method, auth_data->uri) <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
|
|
//support qop = auth
|
|
if (auth_data->qop && strcasecmp(auth_data->qop, "auth-int") == 0) {
|
|
if (md5_printf(ha2, "%s:%s", ha2, "entity") <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
}
|
|
|
|
if (auth_data->qop) {
|
|
// response=MD5(HA1:nonce:nonceCount:cnonce:qop:HA2)
|
|
if (md5_printf(digest, "%s:%s:%08x:%016llx:%s:%s", ha1, auth_data->nonce, auth_data->nc, auth_data->cnonce, auth_data->qop, ha2) <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
} else {
|
|
// response=MD5(HA1:nonce:HA2)
|
|
if (md5_printf(digest, "%s:%s:%s", ha1, auth_data->nonce, ha2) <= 0) {
|
|
goto _digest_exit;
|
|
}
|
|
}
|
|
asprintf(&auth_str, "Digest username=\"%s\", realm=\"%s\", nonce=\"%s\", uri=\"%s\", algorithm=\"MD5\", "
|
|
"response=\"%s\", qop=%s, nc=%08x, cnonce=\"%016llx\"",
|
|
username, auth_data->realm, auth_data->nonce, auth_data->uri, digest, auth_data->qop, auth_data->nc, auth_data->cnonce);
|
|
if (auth_data->opaque) {
|
|
asprintf(&temp_auth_str, "%s, opaque=\"%s\"", auth_str, auth_data->opaque);
|
|
free(auth_str);
|
|
auth_str = temp_auth_str;
|
|
}
|
|
_digest_exit:
|
|
free(ha1);
|
|
free(ha2);
|
|
free(digest);
|
|
return auth_str;
|
|
}
|
|
|
|
uint32_t bk_random(void)
|
|
{
|
|
return (uint32_t)rand();
|
|
}
|
|
|
|
bk_err_t bk_http_client_prepare(bk_http_client_handle_t client)
|
|
{
|
|
client->process_again = 0;
|
|
client->response->data_process = 0;
|
|
client->first_line_prepared = false;
|
|
|
|
if (client->location != NULL) {
|
|
free(client->location);
|
|
client->location = NULL;
|
|
}
|
|
http_parser_init(client->parser, HTTP_RESPONSE);
|
|
if (client->connection_info.username) {
|
|
char *auth_response = NULL;
|
|
BK_LOGI(TAG, "auth_response\r\n");
|
|
if (client->connection_info.auth_type == HTTP_AUTH_TYPE_BASIC) {
|
|
auth_response = http_auth_basic(client->connection_info.username, client->connection_info.password);
|
|
#ifdef CONFIG_BK_HTTP_CLIENT_ENABLE_DIGEST_AUTH
|
|
} else if (client->connection_info.auth_type == HTTP_AUTH_TYPE_DIGEST && client->auth_data) {
|
|
client->auth_data->uri = client->connection_info.path;
|
|
client->auth_data->cnonce = ((uint64_t)bk_random() << 32) + bk_random();
|
|
auth_response = http_auth_digest(client->connection_info.username, client->connection_info.password, client->auth_data);
|
|
client->auth_data->nc ++;
|
|
#endif
|
|
}
|
|
|
|
if (auth_response) {
|
|
BK_LOGI(TAG, "auth_response=%s\r\n", auth_response);
|
|
bk_http_client_set_header(client, "Authorization\r\n", auth_response);
|
|
free(auth_response);
|
|
}
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
static int http_client_prepare_first_line(bk_http_client_handle_t client, int write_len)
|
|
{
|
|
if (write_len >= 0) {
|
|
http_header_set_format(client->request->headers, "Content-Length", "%d", write_len);
|
|
} else {
|
|
bk_http_client_set_header(client, "Transfer-Encoding", "chunked");
|
|
}
|
|
|
|
const char *method = HTTP_METHOD_MAPPING[client->connection_info.method];
|
|
|
|
int first_line_len = snprintf(client->request->buffer->data,
|
|
client->buffer_size_tx, "%s %s",
|
|
method,
|
|
client->connection_info.path);
|
|
if (first_line_len >= client->buffer_size_tx) {
|
|
BK_LOGE(TAG, "Out of buffer, a:%d\r\n", first_line_len);
|
|
return -1;
|
|
}
|
|
|
|
if (client->connection_info.query) {
|
|
first_line_len += snprintf(client->request->buffer->data + first_line_len,
|
|
client->buffer_size_tx - first_line_len, "?%s", client->connection_info.query);
|
|
if (first_line_len >= client->buffer_size_tx) {
|
|
BK_LOGE(TAG, "Out of buffer, b:%d\r\n", first_line_len);
|
|
return -1;
|
|
|
|
}
|
|
}
|
|
first_line_len += snprintf(client->request->buffer->data + first_line_len,
|
|
client->buffer_size_tx - first_line_len, " %s\r\n", DEFAULT_HTTP_PROTOCOL);
|
|
if (first_line_len >= client->buffer_size_tx) {
|
|
BK_LOGE(TAG, "Out of buffer, c:%d\r\n", first_line_len);
|
|
return -1;
|
|
}
|
|
return first_line_len;
|
|
}
|
|
|
|
int bk_http_client_write(bk_http_client_handle_t client, const char *buffer, int len)
|
|
{
|
|
if (client->state < HTTP_STATE_REQ_COMPLETE_HEADER) {
|
|
return BK_FAIL;
|
|
}
|
|
|
|
int wlen = 0, widx = 0;
|
|
while (len > 0) {
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
wlen = ssl_tcp_write(client->bk_ssl, buffer + widx, len, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
wlen = ssl_write(client->bk_ssl, buffer + widx, len, client->timeout_ms);
|
|
} else {
|
|
wlen = -1;
|
|
}
|
|
if (client->is_async || wlen <= 0) {
|
|
return wlen;
|
|
}
|
|
widx += wlen;
|
|
len -= wlen;
|
|
}
|
|
return widx;
|
|
}
|
|
|
|
bk_err_t bk_http_client_request_send(bk_http_client_handle_t client, int write_len)
|
|
{
|
|
int first_line_len = 0;
|
|
int wret = 0;
|
|
if (!client->first_line_prepared) {
|
|
if ((first_line_len = http_client_prepare_first_line(client, write_len)) < 0) {
|
|
return first_line_len;
|
|
}
|
|
//BK_LOGE(TAG, "http_client_prepare_first_line over, len:%d\r\n", first_line_len);
|
|
client->first_line_prepared = true;
|
|
client->header_index = 0;
|
|
client->data_written_index = 0;
|
|
client->data_write_left = 0;
|
|
}
|
|
BK_LOGI(TAG, "---------BEGIN SEND REQUEST---------\r\n");
|
|
if (client->data_write_left > 0) {
|
|
BK_LOGI(TAG, "sending leftover data\r\n");
|
|
/* sending leftover data from previous call to bk_http_client_request_send() API */
|
|
int wret = 0;
|
|
if (((wret = bk_http_client_write(client, client->request->buffer->data + client->data_written_index, client->data_write_left)) < 0)) {
|
|
BK_LOGE(TAG, "Error write request\r\n");
|
|
return BK_ERR_HTTP_WRITE_DATA;
|
|
}
|
|
client->data_write_left -= wret;
|
|
client->data_written_index += wret;
|
|
if (client->is_async && client->data_write_left > 0) {
|
|
return BK_ERR_HTTP_WRITE_DATA; /* In case of EAGAIN error, we return BK_ERR_HTTP_WRITE_DATA,
|
|
and the handling of EAGAIN should be done in the higher level APIs. */
|
|
}
|
|
}
|
|
|
|
int wlen = client->buffer_size_tx - first_line_len;
|
|
while ((client->header_index = http_header_generate_string(client->request->headers, client->header_index, client->request->buffer->data + first_line_len, &wlen))) {
|
|
BK_LOGI(TAG, "max buffer_size_tx:%d, first_line_len:%d, header_index:%d\r\n",
|
|
client->buffer_size_tx, first_line_len, client->header_index);
|
|
if (wlen <= 0) {
|
|
break;
|
|
}
|
|
if (first_line_len) {
|
|
wlen += first_line_len;
|
|
first_line_len = 0;
|
|
}
|
|
client->request->buffer->data[wlen] = 0;
|
|
BK_LOGI(TAG, "Send Http Request Header wlen:%d, Header[%d]:\r\n", wlen, client->header_index);
|
|
bk_hex_dump(client->request->buffer->data, wlen);
|
|
|
|
client->data_write_left = wlen;
|
|
client->data_written_index = 0;
|
|
while (client->data_write_left > 0) {
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
wret = ssl_tcp_write(client->bk_ssl, client->request->buffer->data + client->data_written_index, client->data_write_left, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
wret = ssl_write(client->bk_ssl, client->request->buffer->data + client->data_written_index, client->data_write_left, client->timeout_ms);
|
|
} else {
|
|
wret = -1;
|
|
}
|
|
if (wret <= 0) {
|
|
BK_LOGE(TAG, "Error write request\r\n");
|
|
bk_http_client_close(client);
|
|
return -1;
|
|
}
|
|
else
|
|
BK_LOGD(TAG, "SEND REQUEST OK, wret:%d\r\n", wret);
|
|
client->data_write_left -= wret;
|
|
client->data_written_index += wret;
|
|
}
|
|
wlen = client->buffer_size_tx;
|
|
}
|
|
|
|
client->data_written_index = 0;
|
|
client->data_write_left = client->post_len;
|
|
client->state = HTTP_STATE_REQ_COMPLETE_HEADER;
|
|
BK_LOGD(TAG, "HTTP_STATE_REQ_COMPLETE_HEADER\r\n");
|
|
return BK_OK;
|
|
}
|
|
|
|
bk_err_t bk_http_client_connect(bk_http_client_handle_t client)
|
|
{
|
|
int ret = 0;
|
|
bk_err_t err;
|
|
|
|
if (client->state == HTTP_STATE_UNINIT) {
|
|
BK_LOGI(TAG, "Client has not been initialized\r\n");
|
|
return BK_ERR_HTTP_INVALID_TRANSPORT;
|
|
}
|
|
|
|
if ((err = bk_http_client_prepare(client)) != BK_OK) {
|
|
BK_LOGE(TAG, "Failed to initialize request data\r\n");
|
|
bk_http_client_close(client);
|
|
return err;
|
|
}
|
|
BK_LOGI(TAG, "---------BEGIN CONNECT---------\r\n");
|
|
if (client->state < HTTP_STATE_CONNECTED) {
|
|
BK_LOGD(TAG, "Begin connect to: %s://%s:%d\r\n", client->connection_info.scheme, client->connection_info.host, client->connection_info.port);
|
|
if (!client->is_async) {
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
ret = ssl_tcp_connect(client->bk_ssl, client->connection_info.host, client->connection_info.port, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
ret = ssl_connect(client->bk_ssl, client->connection_info.host, client->connection_info.port, client->timeout_ms);
|
|
} else {
|
|
ret = -1;
|
|
}
|
|
if (ret < 0) {
|
|
BK_LOGE(TAG, "Connection failed, sock < 0\r\n");
|
|
return BK_ERR_HTTP_CONNECT;
|
|
}
|
|
}
|
|
client->state = HTTP_STATE_CONNECTED;
|
|
BK_LOGD(TAG, "HTTP_STATE_CONNECTED\r\n");
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
bk_err_t bk_http_client_open(bk_http_client_handle_t client, int write_len)
|
|
{
|
|
client->post_len = write_len;
|
|
bk_err_t err;
|
|
if ((err = bk_http_client_connect(client)) != BK_OK) {
|
|
BK_LOGE(TAG, "bk_http_client_connect fail\r\n");
|
|
return err;
|
|
}
|
|
if ((err = bk_http_client_request_send(client, write_len)) != BK_OK) {
|
|
BK_LOGE(TAG, "bk_http_client_request_send fail\r\n");
|
|
return err;
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
int bk_http_client_fetch_headers(bk_http_client_handle_t client)
|
|
{
|
|
if (client->state < HTTP_STATE_REQ_COMPLETE_HEADER) {
|
|
return BK_FAIL;
|
|
}
|
|
|
|
client->state = HTTP_STATE_REQ_COMPLETE_DATA;
|
|
BK_LOGD(TAG, "HTTP_STATE_REQ_COMPLETE_DATA\r\n");
|
|
bk_http_buffer_t *buffer = client->response->buffer;
|
|
client->response->status_code = -1;
|
|
BK_LOGI(TAG, "---------BEGIN FEATCH HEADERS---------\r\n");
|
|
|
|
while (client->state < HTTP_STATE_RES_COMPLETE_HEADER) {
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
buffer->len = ssl_tcp_read(client->bk_ssl, buffer->data, client->buffer_size_rx, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
buffer->len = ssl_read(client->bk_ssl, buffer->data, client->buffer_size_rx, client->timeout_ms);
|
|
} else {
|
|
buffer->len = -1;
|
|
}
|
|
|
|
if (buffer->len <= 0) {
|
|
return BK_FAIL;
|
|
}
|
|
BK_LOGI(TAG, "Read First len:%d !!!!!!!!!!\r\n", buffer->len);
|
|
http_parser_execute(client->parser, client->parser_settings, buffer->data, buffer->len);
|
|
}
|
|
client->state = HTTP_STATE_RES_ON_DATA_START;
|
|
BK_LOGD(TAG, "content_length = %d\r\n", client->response->content_length);
|
|
if (client->response->content_length <= 0) {
|
|
client->response->is_chunked = true;
|
|
BK_LOGD(TAG, "client->response->content_length:%d r\n", client->response->content_length);
|
|
return 0;
|
|
}
|
|
return client->response->content_length;
|
|
}
|
|
|
|
static bool redirection_required(int status_code)
|
|
{
|
|
switch (status_code) {
|
|
case HttpStatus_MovedPermanently:
|
|
case HttpStatus_Found:
|
|
case HttpStatus_SeeOther:
|
|
case HttpStatus_TemporaryRedirect:
|
|
case HttpStatus_PermanentRedirect:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool process_again(int status_code)
|
|
{
|
|
switch (status_code) {
|
|
case HttpStatus_MovedPermanently:
|
|
case HttpStatus_Found:
|
|
case HttpStatus_SeeOther:
|
|
case HttpStatus_TemporaryRedirect:
|
|
case HttpStatus_PermanentRedirect:
|
|
case HttpStatus_Unauthorized:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void bk_http_client_add_auth(bk_http_client_handle_t client)
|
|
{
|
|
if (client == NULL) {
|
|
return;
|
|
}
|
|
if (client->state != HTTP_STATE_RES_ON_DATA_START) {
|
|
return;
|
|
}
|
|
if (client->redirect_counter >= client->max_authorization_retries) {
|
|
BK_LOGE(TAG, "Error, reached max_authorization_retries count=%d", client->redirect_counter);
|
|
return;
|
|
}
|
|
|
|
char *auth_header = client->auth_header;
|
|
if (auth_header) {
|
|
http_utils_trim_whitespace(&auth_header);
|
|
BK_LOGD(TAG, "UNAUTHORIZED: %s", auth_header);
|
|
client->redirect_counter++;
|
|
#ifdef CONFIG_BK_HTTP_CLIENT_ENABLE_DIGEST_AUTH
|
|
if (http_utils_str_starts_with(auth_header, "Digest") == 0) {
|
|
BK_LOGD(TAG, "type = Digest");
|
|
client->connection_info.auth_type = HTTP_AUTH_TYPE_DIGEST;
|
|
} else {
|
|
#endif
|
|
#ifdef CONFIG_BK_HTTP_CLIENT_ENABLE_BASIC_AUTH
|
|
if (http_utils_str_starts_with(auth_header, "Basic") == 0) {
|
|
BK_LOGD(TAG, "type = Basic");
|
|
client->connection_info.auth_type = HTTP_AUTH_TYPE_BASIC;
|
|
} else {
|
|
#endif
|
|
client->connection_info.auth_type = HTTP_AUTH_TYPE_NONE;
|
|
BK_LOGE(TAG, "This authentication method is not supported: %s", auth_header);
|
|
return;
|
|
#ifdef CONFIG_BK_HTTP_CLIENT_ENABLE_BASIC_AUTH
|
|
}
|
|
#endif
|
|
#ifdef CONFIG_BK_HTTP_CLIENT_ENABLE_DIGEST_AUTH
|
|
}
|
|
#endif
|
|
|
|
_clear_auth_data(client);
|
|
|
|
client->auth_data->method = strdup(HTTP_METHOD_MAPPING[client->connection_info.method]);
|
|
|
|
client->auth_data->nc = 1;
|
|
client->auth_data->realm = http_utils_get_string_between(auth_header, "realm=\"", "\"");
|
|
client->auth_data->algorithm = http_utils_get_string_between(auth_header, "algorithm=", ",");
|
|
if (client->auth_data->algorithm == NULL) {
|
|
client->auth_data->algorithm = strdup("MD5");
|
|
}
|
|
client->auth_data->qop = http_utils_get_string_between(auth_header, "qop=\"", "\"");
|
|
client->auth_data->nonce = http_utils_get_string_between(auth_header, "nonce=\"", "\"");
|
|
client->auth_data->opaque = http_utils_get_string_between(auth_header, "opaque=\"", "\"");
|
|
client->process_again = 1;
|
|
} else {
|
|
client->connection_info.auth_type = HTTP_AUTH_TYPE_NONE;
|
|
BK_LOGW(TAG, "This request requires authentication, but does not provide header information for that");
|
|
}
|
|
}
|
|
|
|
bk_err_t bk_http_client_set_redirection(bk_http_client_handle_t client)
|
|
{
|
|
if (client == NULL) {
|
|
return -1;
|
|
}
|
|
if (client->location == NULL) {
|
|
return -1;
|
|
}
|
|
BK_LOGI(TAG, "Redirect to %s \r\n", client->location);
|
|
return bk_http_client_set_url(client, client->location);
|
|
}
|
|
|
|
bool bk_http_client_is_complete_data_received(bk_http_client_handle_t client)
|
|
{
|
|
if (client->response->is_chunked) {
|
|
if (!client->is_chunk_complete) {
|
|
BK_LOGE(TAG, "Chunks were not completely read\r\n");
|
|
return false;
|
|
}
|
|
} else {
|
|
if (client->response->data_process != client->response->content_length) {
|
|
BK_LOGE(TAG, "Data processed %d != Data specified in content length %d\r\n", client->response->data_process, client->response->content_length);
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int bk_http_client_read(bk_http_client_handle_t client, char *buffer, int len)
|
|
{
|
|
bk_http_buffer_t *res_buffer = client->response->buffer;
|
|
|
|
int rlen = BK_FAIL, ridx = 0;
|
|
if (res_buffer->raw_len) {
|
|
int remain_len = client->response->buffer->raw_len;
|
|
if (remain_len > len) {
|
|
remain_len = len;
|
|
}
|
|
memcpy(buffer, res_buffer->raw_data, remain_len);
|
|
res_buffer->raw_len -= remain_len;
|
|
res_buffer->raw_data += remain_len;
|
|
ridx = remain_len;
|
|
if (res_buffer->raw_len == 0) {
|
|
free(res_buffer->orig_raw_data);
|
|
res_buffer->orig_raw_data = NULL;
|
|
res_buffer->raw_data = NULL;
|
|
}
|
|
}
|
|
int need_read = len - ridx;
|
|
bool is_data_remain = true;
|
|
while (need_read > 0 && is_data_remain) {
|
|
if (client->response->is_chunked) {
|
|
is_data_remain = !client->is_chunk_complete;
|
|
} else {
|
|
is_data_remain = client->response->data_process < client->response->content_length;
|
|
}
|
|
BK_LOGI(TAG, "is_data_remain=%d, is_chunked=%d, content_length=%d\r\n", is_data_remain, client->response->is_chunked, client->response->content_length);
|
|
if (!is_data_remain) {
|
|
break;
|
|
}
|
|
int byte_to_read = need_read;
|
|
if (byte_to_read > client->buffer_size_rx) {
|
|
byte_to_read = client->buffer_size_rx;
|
|
}
|
|
errno = 0;
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
rlen = ssl_tcp_read(client->bk_ssl, res_buffer->data, byte_to_read, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
rlen = ssl_read(client->bk_ssl, res_buffer->data, byte_to_read, client->timeout_ms);
|
|
} else {
|
|
rlen = -1;
|
|
}
|
|
BK_LOGI(TAG, "need_read=%d, byte_to_read=%d, rlen=%d, ridx=%d\r\n", need_read, byte_to_read, rlen, ridx);
|
|
|
|
if (rlen <= 0) {
|
|
if (errno != 0) {
|
|
/* On connection close from server, recv should ideally return 0 but we have error conversion
|
|
* in `tcp_transport` SSL layer which translates it `-1` and hence below additional checks */
|
|
if (rlen == -1 && errno == ENOTCONN && client->response->is_chunked) {
|
|
/* Explicit call to parser for invoking `message_complete` callback */
|
|
http_parser_execute(client->parser, client->parser_settings, res_buffer->data, 0);
|
|
}
|
|
BK_LOGD(TAG, "bk_transport_read returned:%d and errno:%d \r\n", rlen, errno);
|
|
}
|
|
if (rlen == BK_TLS_ERR_SSL_WANT_READ || errno == EAGAIN) {
|
|
BK_LOGD(TAG, "Received EAGAIN! rlen = %d, errno %d\r\n", rlen, errno);
|
|
return ridx;
|
|
}
|
|
if (rlen < 0 && ridx == 0 && !bk_http_client_is_complete_data_received(client)) {
|
|
return BK_FAIL;
|
|
}
|
|
return ridx;
|
|
}
|
|
res_buffer->output_ptr = buffer + ridx;
|
|
http_parser_execute(client->parser, client->parser_settings, res_buffer->data, rlen);
|
|
ridx += res_buffer->raw_len;
|
|
need_read -= res_buffer->raw_len;
|
|
|
|
res_buffer->raw_len = 0; //clear
|
|
res_buffer->output_ptr = NULL;
|
|
}
|
|
return ridx;
|
|
}
|
|
|
|
static bk_err_t _http_handle_response_code(bk_http_client_handle_t http_client, int status_code)
|
|
{
|
|
bk_err_t err;
|
|
if (redirection_required(status_code)) {
|
|
err = bk_http_client_set_redirection(http_client);
|
|
if (err != BK_OK) {
|
|
BK_LOGE(TAG, "URL redirection Failed");
|
|
return err;
|
|
}
|
|
} else if (status_code == HttpStatus_Unauthorized) {
|
|
BK_LOGE(TAG, "HttpStatus_Unauthorized\r\n");
|
|
bk_http_client_add_auth(http_client);
|
|
} else if(status_code == HttpStatus_NotFound || status_code == HttpStatus_Forbidden) {
|
|
BK_LOGE(TAG, "File not found(%d)", status_code);
|
|
return BK_FAIL;
|
|
} else if (status_code >= HttpStatus_BadRequest && status_code < HttpStatus_InternalError) {
|
|
BK_LOGE(TAG, "Client error (%d)", status_code);
|
|
return BK_FAIL;
|
|
} else if (status_code >= HttpStatus_InternalError) {
|
|
BK_LOGE(TAG, "Server error (%d)", status_code);
|
|
return BK_FAIL;
|
|
}
|
|
else {
|
|
BK_LOGE(TAG, "status_code: (%d)", status_code);
|
|
}
|
|
|
|
char upgrade_data_buf[DEFAULT_OTA_BUF_SIZE];
|
|
// process_again() returns true only in case of redirection.
|
|
if (process_again(status_code)) {
|
|
BK_LOGE(TAG, "_http_handle_response_code status_code: %d\r\n", status_code);
|
|
while (1) {
|
|
/*
|
|
* In case of redirection, bk_http_client_read() is called
|
|
* to clear the response buffer of http_client.
|
|
*/
|
|
int data_read = bk_http_client_read(http_client, upgrade_data_buf, DEFAULT_OTA_BUF_SIZE);
|
|
BK_LOGE(TAG, "_http_handle_response_code data_read: !!!!!!!!!!%d\r\n", data_read);
|
|
if (data_read <= 0) {
|
|
return BK_OK;
|
|
}
|
|
}
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
static bk_err_t _http_connect(bk_http_client_handle_t http_client)
|
|
{
|
|
bk_err_t err = BK_FAIL;
|
|
int status_code, header_ret;
|
|
do {
|
|
char *post_data = NULL;
|
|
/* Send POST request if body is set.
|
|
* Note: Sending POST request is not supported if partial_http_download
|
|
* is enabled
|
|
*/
|
|
int post_len = bk_http_client_get_post_field(http_client, &post_data);
|
|
err = bk_http_client_open(http_client, post_len);
|
|
if (err != BK_OK) {
|
|
BK_LOGE(TAG, "Failed to open HTTP connection\r\n");
|
|
return err;
|
|
}
|
|
if (post_len) {
|
|
BK_LOGI(TAG, "post_len:%d\r\n", post_len);
|
|
int write_len = 0;
|
|
while (post_len > 0) {
|
|
write_len = bk_http_client_write(http_client, post_data, post_len);
|
|
if (write_len < 0) {
|
|
BK_LOGE(TAG, "Write failed\r\n");
|
|
return BK_FAIL;
|
|
}
|
|
post_len -= write_len;
|
|
post_data += write_len;
|
|
}
|
|
}
|
|
BK_LOGI(TAG, "BEGIN FEATCH HEADER\r\n");
|
|
header_ret = bk_http_client_fetch_headers(http_client);
|
|
if (header_ret < 0) {
|
|
BK_LOGE(TAG, "bk_http_client_fetch_headers fail\r\n");
|
|
return header_ret;
|
|
}
|
|
else {
|
|
BK_LOGD(TAG, "header_ret:%d\r\n", header_ret);
|
|
}
|
|
status_code = bk_http_client_get_status_code(http_client);
|
|
err = _http_handle_response_code(http_client, status_code);
|
|
if (err != BK_OK) {
|
|
return err;
|
|
}
|
|
} while (process_again(status_code));
|
|
BK_LOGD(TAG, "_http_connect over\r\n");
|
|
return err;
|
|
}
|
|
|
|
static void _http_cleanup(bk_http_client_handle_t client)
|
|
{
|
|
bk_http_client_close(client);
|
|
bk_http_client_cleanup(client);
|
|
}
|
|
|
|
static bk_err_t bk_http_check_response(bk_http_client_handle_t client)
|
|
{
|
|
if (client->response->status_code >= HttpStatus_Ok && client->response->status_code < HttpStatus_MultipleChoices) {
|
|
return BK_OK;
|
|
}
|
|
else
|
|
BK_LOGE(TAG, "Error, http status code: %d\r\n", client->response->status_code);
|
|
if (client->redirect_counter >= client->max_redirection_count || client->disable_auto_redirect) {
|
|
BK_LOGE(TAG, "Error, reach max_redirection_count count=%d\r\n", client->redirect_counter);
|
|
return BK_ERR_HTTP_MAX_REDIRECT;
|
|
}
|
|
switch (client->response->status_code) {
|
|
case HttpStatus_MovedPermanently:
|
|
case HttpStatus_Found:
|
|
case HttpStatus_SeeOther:
|
|
case HttpStatus_TemporaryRedirect:
|
|
case HttpStatus_PermanentRedirect:
|
|
bk_http_client_set_redirection(client);
|
|
client->redirect_counter ++;
|
|
client->process_again = 1;
|
|
break;
|
|
case HttpStatus_Unauthorized:
|
|
bk_http_client_add_auth(client);
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
int bk_http_client_get_data(bk_http_client_handle_t client)
|
|
{
|
|
int rlen = 0;
|
|
|
|
if (client->state < HTTP_STATE_RES_ON_DATA_START) {
|
|
BK_LOGE(TAG, "state was changed :%d\r\n", client->state);
|
|
return BK_FAIL;
|
|
}
|
|
|
|
if (client->connection_info.method == HTTP_METHOD_HEAD) {
|
|
BK_LOGE(TAG, "method == HTTP_METHOD_HEAD\r\n");
|
|
return 0;
|
|
}
|
|
|
|
bk_http_buffer_t *res_buffer = client->response->buffer;
|
|
if(!client->response->is_chunked)
|
|
BK_LOGD(TAG, "data_process=%d, content_length=%d\r\n", client->response->data_process, client->response->content_length);
|
|
else
|
|
BK_LOGI(TAG, "is_chunked, data_process=%d\r\n", client->response->data_process);
|
|
BK_LOGD(TAG, "---------BEGIN GET DATA---------\r\n");
|
|
if (strcasecmp(client->connection_info.scheme, "http") == 0) {
|
|
rlen = ssl_tcp_read(client->bk_ssl, res_buffer->data, client->buffer_size_rx, client->timeout_ms);
|
|
} else if (strcasecmp(client->connection_info.scheme, "https") == 0) {
|
|
rlen = ssl_read(client->bk_ssl, res_buffer->data, client->buffer_size_rx, client->timeout_ms);
|
|
} else {
|
|
rlen = -1;
|
|
}
|
|
if (rlen >= 0) {
|
|
http_parser_execute(client->parser, client->parser_settings, res_buffer->data, rlen);
|
|
}
|
|
|
|
return rlen;
|
|
}
|
|
|
|
bk_err_t bk_http_client_send_post_data(bk_http_client_handle_t client)
|
|
{
|
|
if (client->state != HTTP_STATE_REQ_COMPLETE_HEADER) {
|
|
BK_LOGE(TAG, "Invalid state\r\n");
|
|
return -1;
|
|
}
|
|
if (!(client->post_data && client->post_len)) {
|
|
goto success;
|
|
}
|
|
|
|
int wret = bk_http_client_write(client, client->post_data + client->data_written_index, client->data_write_left);
|
|
if (wret < 0) {
|
|
return wret;
|
|
}
|
|
BK_LOGI(TAG, "bk_http_client_send_post_data, wret:%d\r\n", wret);
|
|
client->data_write_left -= wret;
|
|
client->data_written_index += wret;
|
|
|
|
if (client->data_write_left <= 0) {
|
|
goto success;
|
|
} else {
|
|
BK_LOGE(TAG, "Invalid state\r\n");
|
|
return BK_ERR_HTTP_WRITE_DATA;
|
|
}
|
|
|
|
success:
|
|
client->state = HTTP_STATE_REQ_COMPLETE_DATA;
|
|
return BK_OK;
|
|
}
|
|
|
|
bk_err_t bk_http_client_perform(bk_http_client_handle_t client)
|
|
{
|
|
bk_err_t err;
|
|
do {
|
|
if (client->process_again) {
|
|
bk_http_client_prepare(client);
|
|
}
|
|
switch (client->state) {
|
|
case HTTP_STATE_INIT:
|
|
err = bk_http_client_connect(client);
|
|
if (err != BK_OK) {
|
|
BK_LOGE(TAG, "Connection fail\r\n");
|
|
http_dispatch_event(client, HTTP_EVENT_ERROR, NULL, 0);
|
|
return err;
|
|
}
|
|
else {
|
|
BK_LOGD(TAG, "Connection ok\r\n");
|
|
}
|
|
|
|
case HTTP_STATE_CONNECTED:
|
|
err = bk_http_client_request_send(client, client->post_len);
|
|
if (err != BK_OK) {
|
|
BK_LOGE(TAG, "request send fail\r\n");
|
|
http_dispatch_event(client, HTTP_EVENT_ERROR, NULL, 0);
|
|
return err;
|
|
}
|
|
else {
|
|
BK_LOGD(TAG, "request send ok\r\n");
|
|
}
|
|
|
|
case HTTP_STATE_REQ_COMPLETE_HEADER:
|
|
err = bk_http_client_send_post_data(client);
|
|
if (err != BK_OK) {
|
|
BK_LOGE(TAG, "bk_http_client_send_post_data fail\r\n");
|
|
http_dispatch_event(client, HTTP_EVENT_ERROR, NULL, 0);
|
|
return err;
|
|
}
|
|
else {
|
|
BK_LOGD(TAG, "bk_http_client_send_post_data ok\r\n");
|
|
}
|
|
|
|
case HTTP_STATE_REQ_COMPLETE_DATA:
|
|
client->cache_data_in_fetch_hdr = 0;
|
|
if (bk_http_client_fetch_headers(client) < 0) {
|
|
client->cache_data_in_fetch_hdr = 1;
|
|
BK_LOGE(TAG, "bk_http_client_fetch_headers <0\r\n");
|
|
//if connection ENOTCONN
|
|
BK_LOGW(TAG, "Close connection due to FIN received\r\n");
|
|
bk_http_client_close(client);
|
|
http_dispatch_event(client, HTTP_EVENT_ERROR, NULL, 0);
|
|
return BK_ERR_HTTP_CONNECTION_CLOSED;;
|
|
}
|
|
else {
|
|
BK_LOGD(TAG, "bk_http_client_fetch_headers ok\r\n");
|
|
}
|
|
|
|
case HTTP_STATE_RES_ON_DATA_START:
|
|
client->cache_data_in_fetch_hdr = 1;
|
|
if ((err = bk_http_check_response(client)) != BK_OK) {
|
|
BK_LOGE(TAG, "Error response\r\n");
|
|
return err;
|
|
}
|
|
while (client->response->is_chunked && !client->is_chunk_complete) {
|
|
BK_LOGI(TAG, "begin get data, is_chunked TRUE\r\n");
|
|
if (bk_http_client_get_data(client) <= 0) {
|
|
if (client->is_async && errno == EAGAIN) {
|
|
return BK_ERR_HTTP_EAGAIN;
|
|
}
|
|
BK_LOGE(TAG, "Read finish or server requests close, err:%d\r\n", errno);
|
|
return -1;
|
|
}
|
|
}
|
|
while (client->response->data_process < client->response->content_length) {
|
|
BK_LOGD(TAG, "begin get data\r\n");
|
|
if (bk_http_client_get_data(client) <= 0) {
|
|
if (client->is_async && errno == EAGAIN) {
|
|
return BK_ERR_HTTP_EAGAIN;
|
|
}
|
|
BK_LOGE(TAG, "Read finish or server requests close, err:%d\r\n", errno);
|
|
http_dispatch_event(client, HTTP_EVENT_ERROR, NULL, 0);
|
|
return -1;
|
|
}
|
|
//bk_hex_dump(client->response->data, 10);
|
|
}
|
|
BK_LOGI(TAG, "---------RECEIVED ALL DATA OVER---------\r\n");
|
|
http_dispatch_event(client, HTTP_EVENT_ON_FINISH, NULL, 0);
|
|
client->response->buffer->raw_len = 0;
|
|
if (!http_should_keep_alive(client->parser)) {
|
|
BK_LOGI(TAG, "Close connection\r\n");
|
|
bk_http_client_close(client);
|
|
} else {
|
|
if (client->state > HTTP_STATE_CONNECTED) {
|
|
client->state = HTTP_STATE_CONNECTED;
|
|
client->first_line_prepared = false;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} while (client->process_again);
|
|
return BK_OK;
|
|
}
|
|
|
|
/*--------------------------------------------------demo api-----------------------------------------------*/
|
|
/* user can get data from cb*/
|
|
bk_err_t https_test_event_cb(bk_http_client_event_t *evt)
|
|
{
|
|
switch (evt->event_id) {
|
|
case HTTP_EVENT_ERROR:
|
|
BK_LOGE(TAG, "HTTPS_EVENT_ERROR\r\n");
|
|
break;
|
|
case HTTP_EVENT_ON_CONNECTED:
|
|
BK_LOGI(TAG, "HTTPS_EVENT_ON_CONNECTED\r\n");
|
|
break;
|
|
case HTTP_EVENT_HEADER_SENT:
|
|
BK_LOGI(TAG, "HTTPS_EVENT_HEADER_SENT\r\n");
|
|
break;
|
|
case HTTP_EVENT_ON_HEADER:
|
|
BK_LOGI(TAG, "HTTPS_EVENT_ON_HEADER\r\n");
|
|
break;
|
|
case HTTP_EVENT_ON_DATA:
|
|
//do something: evt->data, evt->data_len
|
|
BK_LOGD(TAG, "HTTP_EVENT_ON_DATA, length:%d\r\n", evt->data_len);
|
|
break;
|
|
case HTTP_EVENT_ON_FINISH:
|
|
BK_LOGI(TAG, "HTTPS_EVENT_ON_FINISH\r\n");
|
|
break;
|
|
case HTTP_EVENT_DISCONNECTED:
|
|
BK_LOGI(TAG, "HTTPS_EVENT_DISCONNECTED\r\n");
|
|
break;
|
|
|
|
}
|
|
return BK_OK;
|
|
}
|
|
|
|
/* url: https://baidu.com/ */
|
|
int https_test_download_task(bk_http_input_t *input)
|
|
{
|
|
int err;
|
|
bk_http_input_t config = {
|
|
.url = input->url,
|
|
.cert_pem = input->cert_pem,
|
|
.event_handler = input->event_handler,
|
|
//.buffer_size_tx = 2000, /*when is_chunk true, header request need more buffer, default 512*/
|
|
.buffer_size = 5120
|
|
};
|
|
bk_http_client_handle_t client = bk_http_client_init(&config);
|
|
|
|
err = bk_http_client_perform(client);
|
|
if(err == BK_OK) {
|
|
BK_LOGD(TAG, "bk_http_client_perform ok\r\n");
|
|
}
|
|
else
|
|
BK_LOGE(TAG, "bk_http_client_perform fail, err:%x\r\n", err);
|
|
|
|
err = bk_http_client_cleanup(client);
|
|
if(err == BK_OK) {
|
|
BK_LOGD(TAG, "bk_http_client_cleanup ok\r\n");
|
|
}
|
|
else
|
|
BK_LOGE(TAG, "bk_http_client_perform fail, err:%x\r\n", err);
|
|
|
|
return err;
|
|
}
|
|
|
|
#endif
|