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48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
// Copyright (c) 2020 Cesanta Software Limited
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// All rights reserved
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#include "esp_spiffs.h"
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#include "freertos/FreeRTOS.h"
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#include "mongoose.h"
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#define WIFI_SSID "VMDF554B9" // SET THIS!
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#define WIFI_PASS "Mp7wjmamPafa" // SET THIS!
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#define FS_ROOT "/spiffs"
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// Event handler for an server (accepted) connection. Implemented endpoints:
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// /api/stats - return JSON object with ESP32 stats (free RAM)
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// any other - serve files from the filesystem
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static void cb(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
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if (ev == MG_EV_HTTP_MSG) {
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struct mg_http_message *hm = ev_data;
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if (mg_http_match_uri(hm, "/api/stats")) {
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mg_http_reply(c, 200, "", "{\"ram\": %lu}\n", xPortGetFreeHeapSize());
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} else {
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struct mg_http_serve_opts opts = {.root_dir = FS_ROOT};
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mg_http_serve_dir(c, hm, &opts);
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}
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}
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}
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void app_main(void) {
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// Mount filesystem
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esp_vfs_spiffs_conf_t conf = {
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.base_path = FS_ROOT, .max_files = 20, .format_if_mount_failed = true};
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int res = esp_vfs_spiffs_register(&conf);
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MG_INFO(("FS %s, %d", conf.base_path, res));
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mg_file_printf(&mg_fs_posix, FS_ROOT "/hello.txt", "%s", "hello from ESP");
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// Setup wifi. This function is implemented in wifi.c
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// It blocks until connected to the configured WiFi network
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void wifi_init(const char *ssid, const char *pass);
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wifi_init(WIFI_SSID, WIFI_PASS);
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// Connected to WiFi, now start HTTP server
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struct mg_mgr mgr;
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mg_log_set("4");
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mg_mgr_init(&mgr);
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mg_http_listen(&mgr, "http://0.0.0.0:80", cb, &mgr); // Listening server
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MG_INFO(("Starting Mongoose web server v%s", MG_VERSION));
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for (;;) mg_mgr_poll(&mgr, 1000); // Infinite event loop
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}
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