Files
iot_skeleton/esp32/main/ws.cpp
2026-04-22 20:11:55 +03:00

111 lines
2.5 KiB
C++

#include "ws.h"
#include "esp_websocket_client.h"
#include "esp_log.h"
#include <string.h>
#include "sdkconfig.h"
#include "fw_command.h"
static const char* TAG = "WS";
static esp_websocket_client_handle_t client = nullptr;
static bool connected = false;
static void ws_event_handler(void* handler_args,
esp_event_base_t base,
int32_t event_id,
void* event_data)
{
switch (event_id)
{
case WEBSOCKET_EVENT_CONNECTED:
connected = true;
ESP_LOGI(TAG, "Connected");
break;
case WEBSOCKET_EVENT_DISCONNECTED:
connected = false;
ESP_LOGI(TAG, "Disconnected");
break;
case WEBSOCKET_EVENT_ERROR:
connected = false;
ESP_LOGE(TAG, "Error");
break;
case WEBSOCKET_EVENT_DATA:
{
auto* data = (esp_websocket_event_data_t*)event_data;
ESP_LOGI(TAG, "Recv: %.*s", data->data_len, (char*)data->data_ptr);
// ⚠️ делаем null-terminated копию
char buf[512]; // подбери размер под свой максимум
int len = data->data_len;
if (len >= sizeof(buf)) {
ESP_LOGW(TAG, "Message too large");
break;
}
memcpy(buf, data->data_ptr, len);
buf[len] = '\0';
fw_cmd_t cmd {};
if (parse_fw_command(buf, &cmd)) {
ESP_LOGI(TAG, "FW command received");
ESP_LOGI(TAG, "URL: %s", cmd.url);
ESP_LOGI(TAG, "SHA256: %s", cmd.sha256);
// пока просто лог, без OTA
}
break;
}
}
}
void ws_init(const char* uri)
{
esp_websocket_client_config_t config = {};
config.uri = uri;
config.reconnect_timeout_ms = 5000;
config.network_timeout_ms = 5000;
client = esp_websocket_client_init(&config);
esp_websocket_register_events(client, WEBSOCKET_EVENT_ANY, ws_event_handler, NULL);
}
void ws_start()
{
if (client)
{
esp_websocket_client_start(client);
}
}
bool ws_is_connected()
{
return connected;
}
void ws_send(const char* data)
{
if (connected && client)
{
esp_websocket_client_send_text(client, data, strlen(data), portMAX_DELAY);
}
}
void ws_go()
{
char uri[128];
snprintf(uri, sizeof(uri),
"ws://%s:%d/ws",
CONFIG_SERVER_HOST,
CONFIG_SERVER_PORT);
ws_init(uri);
ws_start();
}