2018-01-03 14:18:06 +01:00
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/*
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2018-02-28 14:46:02 +01:00
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* This file is part of the MicroPython ESP32 project, https://github.com/loboris/MicroPython_ESP32_psRAM_LoBo
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2018-01-03 14:18:06 +01:00
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*
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* The MIT License (MIT)
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*
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2018-02-28 14:46:02 +01:00
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* Copyright (c) 2018 LoBo (https://github.com/loboris)
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2018-01-03 14:18:06 +01:00
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "sdkconfig.h"
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#ifdef CONFIG_MICROPY_USE_WEBSERVER
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#include <stdint.h>
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#include <string.h>
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#include <ctype.h>
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#include <stdio.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include "py/mpstate.h"
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#include "py/obj.h"
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#include "extmod/vfs_native.h"
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#include "extmod/vfs.h"
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#include "libs/websrv.h"
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#include "timeutils.h"
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#include "dirent.h"
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#include "esp_system.h"
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#include "esp_spi_flash.h"
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#include "nvs_flash.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "esp_wifi.h"
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//#include "lwip/sockets.h"
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//#include "lwip/dns.h"
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#include "lwip/api.h"
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#include "lwip/err.h"
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#include "lwip/netdb.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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TaskHandle_t WebSrvTaskHandle = NULL;
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QueueHandle_t websrv_mutex = NULL;
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const char *WEBSRV_TAG = "[WebSrv]";
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const static char http_html_hdr[] = "HTTP/1.1 200 OK\nContent-type: text/html\n\n";
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const static char http_index_html[] = "<!DOCTYPE html>"
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"<html>\n"
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"<head>\n"
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" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n"
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" <style type=\"text/css\">\n"
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" html, body, iframe { margin: 0; padding: 0; height: 100%; }\n"
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" iframe { display: block; width: 100%; border: none; }\n"
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" </style>\n"
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"<title>HELLO ESP32</title>\n"
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"</head>\n"
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"<body>\n"
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"<h1>Hello World, from ESP32!</h1>\n";
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//-----------------------------------------------------------
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static void http_server_netconn_serve(struct netconn *conn) {
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struct netbuf *inbuf;
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char *buf;
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u16_t buflen;
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err_t err;
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err = netconn_recv(conn, &inbuf);
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if (err == ERR_OK) {
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netbuf_data(inbuf, (void**)&buf, &buflen);
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// extract the first line, with the request
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char *first_line = strtok(buf, "\n");
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if (first_line) {
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// default page
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if (strstr(first_line, "GET / ")) {
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netconn_write(conn, http_html_hdr, sizeof(http_html_hdr) - 1, NETCONN_NOCOPY);
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netconn_write(conn, http_index_html, sizeof(http_index_html) - 1, NETCONN_NOCOPY);
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netconn_write(conn, "</body>\n</html>\n", 16, NETCONN_NOCOPY);
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ESP_LOGI(WEBSRV_TAG, "Got request from client");
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}
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else {
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ESP_LOGW(WEBSRV_TAG, "Unknown request type [%s]", first_line);
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}
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}
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else {
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ESP_LOGE(WEBSRV_TAG, "Unknown request");
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}
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}
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// close the connection and free the buffer
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netconn_close(conn);
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netbuf_delete(inbuf);
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}
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//========================================
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void web_server_task(void *pvParameters) {
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struct netconn *conn, *newconn;
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err_t err;
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conn = netconn_new(NETCONN_TCP);
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netconn_bind(conn, NULL, 80);
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netconn_listen(conn);
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ESP_LOGD(WEBSRV_TAG, "HTTP Server listening...");
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do {
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err = netconn_accept(conn, &newconn);
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ESP_LOGD(WEBSRV_TAG, "New client connected");
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if (err == ERR_OK) {
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http_server_netconn_serve(newconn);
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netconn_delete(newconn);
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}
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} while(err == ERR_OK);
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netconn_close(conn);
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netconn_delete(conn);
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ESP_LOGE(WEBSRV_TAG, "Netconn accept error, task halted!");
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}
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#endif
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