mirror of
https://github.com/cesanta/mongoose.git
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89 lines
3.7 KiB
C
89 lines
3.7 KiB
C
// Copyright (c) 2026 Cesanta Software Limited
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// All rights reserved
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#include "esp_heap_caps.h"
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#include "esp_system.h"
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#include "mongoose.h"
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#define WIFI_SSID "YOUR_WIFI_NETWORK_NAME" // SET THIS!
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#define WIFI_PASS "YOUR_WIFI_PASSWORD" // SET THIS!
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#ifndef HTTP_URL
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#define HTTP_URL "http://0.0.0.0:80"
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#endif
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#ifndef HTTPS_URL
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#define HTTPS_URL "https://0.0.0.0:443"
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#endif
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// Self-signed P-256 certificate and key for the HTTPS listener. Created by:
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// openssl ecparam -genkey -name prime256v1 -noout -out key.pem
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// openssl req -x509 -key key.pem -out cert.pem -days 3650 -subj /CN=mg
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#define TLS_CERT \
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"-----BEGIN CERTIFICATE-----\n" \
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"MIIBgjCCASegAwIBAgIUIJOq77Qn7lHbH6WseMemeqorR50wCgYIKoZIzj0EAwIw\n" \
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"FjEUMBIGA1UEAwwLbnVjbGVvLWg3MjMwHhcNMjYxMDEyMTUwMjE5WhcNMzYxMDA5\n" \
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"MTUwMjE5WjAWMRQwEgYDVQQDDAtudWNsZW8taDcyMzBZMBMGByqGSM49AgEGCCqG\n" \
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"SM49AwEHA0IABB6IQJNmzrsdQL+2BnZYS7GYOaj7sz8f6cjBmz3n8D9Em19XodlU\n" \
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"uy4ybIvyhr766lL0ERoTmMUivb/lGmzx9C+jUzBRMB0GA1UdDgQWBBQqxMuc4gj7\n" \
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"MTMzreWlRMNI3QMqTzAfBgNVHSMEGDAWgBQqxMuc4gj7MTMzreWlRMNI3QMqTzAP\n" \
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"BgNVHRMBAf8EBTADAQH/MAoGCCqGSM49BAMCA0kAMEYCIQDY4xaJpuxq6b3rHK3b\n" \
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"lOIQyfkQX+orCRqQUkseplqpqwIhAKswZFNn+2zUNRRNY8+cHmdIwmdpsmxtoWYP\n" \
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"BCjX++LI\n" \
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"-----END CERTIFICATE-----\n"
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#define TLS_KEY \
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"-----BEGIN EC PRIVATE KEY-----\n" \
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"MHcCAQEEIJ/GBl0TlD52q9PMg1KWaNIdXqp8b/HyIsABmBpqC+O1oAoGCCqGSM49\n" \
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"AwEHoUQDQgAEHohAk2bOux1Av7YGdlhLsZg5qPuzPx/pyMGbPefwP0SbX1eh2VS7\n" \
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"LjJsi/KGvvrqUvQRGhOYxSK9v+UabPH0Lw==\n" \
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"-----END EC PRIVATE KEY-----\n"
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static void http_ev_handler(struct mg_connection *c, int ev, void *ev_data) {
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if (ev == MG_EV_ACCEPT && c->is_tls) { // Accepted on the https:// listener
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struct mg_tls_opts opts = {.cert = mg_str(TLS_CERT),
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.key = mg_str(TLS_KEY)};
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mg_tls_init(c, &opts);
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} else if (ev == MG_EV_HTTP_MSG) {
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struct mg_http_message *hm = (struct mg_http_message *) ev_data;
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size_t total = heap_caps_get_total_size(MALLOC_CAP_DEFAULT);
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size_t ram_free = heap_caps_get_free_size(MALLOC_CAP_DEFAULT);
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if (mg_match(hm->uri, mg_str("/api/tick"), NULL)) {
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mg_http_reply(c, 200, "", "{%m:%llu}\n", MG_ESC("tick"), mg_millis());
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} else if (mg_match(hm->uri, mg_str("/api/crash"), NULL)) {
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*(volatile uint32_t *) 0 = 0; // Store to address 0: CPU exception
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} else {
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mg_http_reply(c, 200, "",
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"Hi from Mongoose!\n"
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"tick: %llu\n"
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"ram used: %zu\n"
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"ram free: %zu\n"
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"ram min: %zu\n", // Lowest free heap since boot
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mg_millis(), total - ram_free, ram_free,
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heap_caps_get_minimum_free_size(MALLOC_CAP_DEFAULT));
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}
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}
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}
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void app_main(void) {
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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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struct mg_mgr mgr;
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mg_mgr_init(&mgr);
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mg_http_listen(&mgr, HTTP_URL, http_ev_handler, NULL);
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mg_http_listen(&mgr, HTTPS_URL, http_ev_handler, NULL);
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MG_INFO(("Initialised. CPU clock: %lu MHz",
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(unsigned long) esp_rom_get_cpu_ticks_per_us()));
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MG_INFO(("RAM used: %zu, free: %zu",
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heap_caps_get_total_size(MALLOC_CAP_DEFAULT) -
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heap_caps_get_free_size(MALLOC_CAP_DEFAULT),
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heap_caps_get_free_size(MALLOC_CAP_DEFAULT)));
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MG_INFO(("Crash record: %M", mg_print_crash_record));
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for (;;) {
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mg_mgr_poll(&mgr, 1000);
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}
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}
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