feat: 通过 mDNS 发布服务节点。

.gitignore

@@ -2,3 +2,4 @@ build/
 sdkconfig
 sdkconfig.old
 .vscode/
+managed_components/

dependencies.lock

@@ -1,9 +1,15 @@
 dependencies:
+  espressif/mdns:
+    component_hash: 3f3bf8ff67ec99dde4e935637af087ebc899b9fee396ffa1c9138d3775f1aca4
+    source:
+      service_url: https://api.components.espressif.com/
+      type: service
+    version: 1.0.9
   idf:
     component_hash: null
     source:
       type: idf
-    version: 4.4.4
-manifest_hash: dcf4d39b94252de130019eadceb989d72b0dbc26b552cfdcbb50f6da531d2b92
+    version: 5.0.1
+manifest_hash: d23f3b15e8b95dfe5da6cf83768d24158a3a0222f95694b1fa09c3ca8602f79f
 target: esp32c3
 version: 1.0.0

main/CMakeLists.txt

@@ -1,2 +1,2 @@
-idf_component_register(SRCS "hw-ms03.c" "app_nvs.c" "apds_9960.c" "pca9555.c" "i2c.c" "asr_pro.c" "ci_03t.c" "ui_input.c" "ambient_light.c" "temperature.c" "embedded_display.c" "mqtt.c" "main.c" "wifi.c" "light.c" "mqtt.c" "led_strip_encoder/led_strip_encoder.c"
+idf_component_register(SRCS "service_discovery.c" "app_nvs.c" "apds_9960.c" "pca9555.c" "i2c.c" "asr_pro.c" "ci_03t.c" "ui_input.c" "ambient_light.c" "temperature.c" "embedded_display.c" "mqtt.c" "main.c" "wifi.c" "light.c" "mqtt.c" "led_strip_encoder/led_strip_encoder.c"
                     INCLUDE_DIRS ".")

main/hw-ms03.c

@@ -1,27 +0,0 @@
-#pragma once
-#include "driver/gpio.h"
-#include "freeRTOS/FreeRTOS.h"
-
-#define HW_MS03_INT_GPIO 6
-#define BEEP_GPIO 7
-
-void hw_ms03_int_handler(void *arg) {
-  gpio_set_level(BEEP_GPIO, gpio_get_level(HW_MS03_INT_GPIO));
-}
-
-void hw_ms03_init() {
-  gpio_config_t io_conf = {};
-
-  io_conf.mode = GPIO_MODE_INPUT;
-  io_conf.pull_up_en = 0;
-  io_conf.pull_down_en = 1;
-  io_conf.intr_type = GPIO_INTR_ANYEDGE;
-  io_conf.pin_bit_mask = 1ULL << HW_MS03_INT_GPIO;
-  gpio_config(&io_conf);
-  io_conf.mode = GPIO_MODE_OUTPUT;
-  io_conf.pin_bit_mask = 1ULL << BEEP_GPIO;
-  io_conf.pull_down_en = 0;
-  gpio_config(&io_conf);
-
-  gpio_isr_handler_add(HW_MS03_INT_GPIO, hw_ms03_int_handler, NULL);
-}

main/idf_component.yml

@@ -0,0 +1,17 @@
+## IDF Component Manager Manifest File
+dependencies:
+  espressif/mdns: "^1.0.9"
+  ## Required IDF version
+  idf:
+    version: ">=5.0.1"
+  # # Put list of dependencies here
+  # # For components maintained by Espressif:
+  # component: "~1.0.0"
+  # # For 3rd party components:
+  # username/component: ">=1.0.0,<2.0.0"
+  # username2/component2:
+  #   version: "~1.0.0"
+  #   # For transient dependencies `public` flag can be set.
+  #   # `public` flag doesn't have an effect dependencies of the `main` component.
+  #   # All dependencies of `main` are public by default.
+  #   public: true

main/main.c

@@ -5,12 +5,12 @@
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
-#include "hw-ms03.c"
 #include "i2c.c"
 #include "light.c"
 #include "mqtt.c"
 #include "pca9555.c"
 #include "sdkconfig.h"
+#include "service_discovery.c"
 #include "temperature.c"
 #include "ui_input.c"
 #include "wifi.c"
@@ -27,7 +27,7 @@ void app_main(void) {
 
   init_display();
   display_print8_str(0, 0, "Ambient Light");
-  // hw_ms03_init();
+
   ci_03t_init();
   apds_9960_init();
   apds_9960_auto_fetch();
@@ -41,6 +41,7 @@ void app_main(void) {
   if (connect_wifi()) {
     light_play(light_mode_idle);
   }
+  service_discovery_init();
   vTaskDelay(pdMS_TO_TICKS(1000));
   mqtt_app_start();
   if (waiting_for_mqtt_connected()) {

main/service_discovery.c

@@ -0,0 +1,28 @@
+#pragma once
+
+#include "esp_err.h"
+#include "esp_log.h"
+#include "mdns.h"
+
+static const char *SERVICE_DISCOVERY_TAG = "SERVICE_DISCOVERY_TAG";
+
+static void service_discovery_init() {  // 初始化 mDNS 服务
+  esp_err_t err = mdns_init();
+  if (err) {
+    ESP_LOGE(SERVICE_DISCOVERY_TAG, "MDNS Init failed: %d\n", err);
+    return;
+  }
+
+  // 设置 hostname
+  mdns_hostname_set("ambient-light-board");
+  // 设置默认实例
+  mdns_instance_name_set("ivan");
+  // 添加服务
+  mdns_service_add(NULL, "_ambient_light", "_udp", 23042, NULL, 0);
+  mdns_service_add(NULL, "_http", "_tcp", 80, NULL, 0);
+
+  // 注意：必须先添加服务，然后才能设置其属性
+  // web 服务器使用自定义的实例名
+  mdns_service_instance_name_set("_ambientlight_web", "_tcp",
+                                 "Ambient Light Board Web Server");
+}