{"id":5082,"date":"2025-11-21T10:38:59","date_gmt":"2025-11-21T01:38:59","guid":{"rendered":"https:\/\/eternalsphere.net\/echoes\/?p=5082"},"modified":"2026-06-06T05:10:57","modified_gmt":"2026-06-05T20:10:57","slug":"oij29erxmzmtbob","status":"publish","type":"post","link":"https:\/\/eternalsphere.net\/echoes\/index.php\/2025\/11\/21\/oij29erxmzmtbob\/","title":{"rendered":"\u57fa\u4e8e VPS + MQTT \u7684\u5e7f\u57df\u7f51\u8fdc\u7a0b\u63a7\u5236\u65b9\u6848\uff08ESP8266\/ESP32 \u8235\u673a\u6309\u952e\u5668\uff09"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u968f\u7740\u7269\u8054\u7f51\u8bbe\u5907\u7684\u666e\u53ca\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u667a\u80fd\u573a\u666f\u5f00\u59cb\u4ece\u672c\u5730\u5c40\u57df\u7f51\u6269\u5c55\u5230\u5e7f\u57df\u7f51\u3002\u5bf9\u4e8e\u4e00\u4e9b\u9700\u8981\u8fdc\u7a0b\u89e6\u53d1\u7684\u7269\u7406\u8bbe\u5907\uff0c\u4f8b\u5982\u6309\u952e\u673a\u5668\u4eba\u3001\u8235\u673a\u9a71\u52a8\u673a\u6784\u7b49\uff0c\u5b8c\u5168\u4f9d\u8d56\u5546\u4e1a\u4e91\u5e73\u53f0\u5e76\u975e\u552f\u4e00\u9009\u62e9\u3002\u901a\u8fc7\u81ea\u5efa\u57fa\u7840\u8bbe\u65bd\uff0c\u53ef\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u9690\u79c1\u6027\u3001\u7a33\u5b9a\u6027\u4e0e\u53ef\u63a7\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6587\u63d0\u4f9b\u4e00\u5957\u5b8c\u6574\u7684\u3001\u53ef\u5728\u4efb\u610f VPS \u4e0a\u90e8\u7f72\u7684\u5e7f\u57df\u7f51\u8fdc\u7a0b\u63a7\u5236\u65b9\u6848\uff0c\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ESP8266\/ESP32 \u6301\u7eed\u8fde\u63a5 VPS<\/li>\n\n\n\n<li>\u4f7f\u7528 MQTT\uff08TLS \u52a0\u5bc6\uff09\u8fdb\u884c\u6307\u4ee4\u4e0b\u53d1\u4e0e\u72b6\u6001\u56de\u4f20<\/li>\n\n\n\n<li>\u8235\u673a\u6267\u884c\u6309\u538b\u52a8\u4f5c<\/li>\n\n\n\n<li>\u8fdc\u7a0b\u5ba2\u6237\u7aef\u53ef\u901a\u8fc7\u547d\u4ee4\u884c\u6216 HTTP API \u89e6\u53d1\u6307\u4ee4<\/li>\n\n\n\n<li>\u5168\u7a0b\u65e0\u9700\u4f7f\u7528\u4efb\u4f55\u5546\u4e1a\u4e91\u670d\u52a1<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u65b9\u6848\u9002\u7528\u4e8e\u667a\u80fd\u6309\u952e\u5668\u3001\u8fdc\u7a0b\u673a\u68b0\u6267\u884c\u5668\u3001\u4f4e\u6210\u672c\u81ea\u52a8\u5316\u573a\u666f\u7b49\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6848\u6574\u4f53\u67b6\u6784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7cfb\u7edf\u7531\u4e09\u4e2a\u6838\u5fc3\u90e8\u5206\u7ec4\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u63a7\u5236\u5ba2\u6237\u7aef\uff08\u7535\u8111\/\u811a\u672c\/\u5c0f\u7a0b\u5e8f\uff09\n        \u2193 MQTT \u6307\u4ee4\nVPS\uff08Mosquitto Broker\uff09\n        \u2193 \u52a0\u5bc6\u8fde\u63a5\nESP8266\/ESP32\uff08\u9a71\u52a8\u8235\u673a\uff09\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fdc\u7a0b\u63a7\u5236\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>ESP \u81ea\u52a8\u8fde\u63a5\u5bb6\u5ead Wi-Fi<\/li>\n\n\n\n<li>ESP \u4e3b\u52a8\u8fde\u63a5 VPS \u4e0a\u7684 MQTT Broker<\/li>\n\n\n\n<li>\u63a7\u5236\u7aef\u53d1\u5e03\u6307\u4ee4\u81f3 MQTT<\/li>\n\n\n\n<li>ESP \u6536\u5230\u6307\u4ee4 \u2192 \u9a71\u52a8\u8235\u673a\u6267\u884c\u6309\u952e\u52a8\u4f5c<\/li>\n\n\n\n<li>ESP \u4e0a\u62a5\u201c\u72b6\u6001\/\u5fc3\u8df3\u201d\u7b49\u4fe1\u606f<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u6574\u4e2a\u8fc7\u7a0b\u5b89\u5168\u3001\u8f7b\u91cf\u4e14\u6613\u6269\u5c55\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e00\u3001VPS \u90e8\u7f72 MQTT Broker\uff08Mosquitto\uff09<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u793a\u4f8b\u57fa\u4e8e Debian \/ Ubuntu \u670d\u52a1\u5668\uff0c\u53ef\u6839\u636e\u5b9e\u9645\u73af\u5883\u8c03\u6574\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u5b89\u88c5 Mosquitto<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>apt update\napt install mosquitto mosquitto-clients\nsystemctl enable mosquitto\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u4f7f\u7528 TLS \u8bc1\u4e66<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u670d\u52a1\u5668\u5df2\u6709 ACME\/Certbot \u8bc1\u4e66\uff0c\u53ef\u76f4\u63a5\u590d\u7528\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>\/etc\/letsencrypt\/live\/&lt;domain&gt;\/fullchain.pem<\/code><\/li>\n\n\n\n<li><code>\/etc\/letsencrypt\/live\/&lt;domain&gt;\/privkey.pem<\/code><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u521b\u5efa MQTT \u7528\u6237<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>mosquitto_passwd -c \/etc\/mosquitto\/passwd iotuser\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u7f16\u5199\u914d\u7f6e\u6587\u4ef6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6587\u4ef6\uff1a<code>\/etc\/mosquitto\/conf.d\/iot.conf<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>listener 8883\nprotocol mqtt\n\ncafile \/etc\/letsencrypt\/live\/&lt;domain&gt;\/fullchain.pem\ncertfile \/etc\/letsencrypt\/live\/&lt;domain&gt;\/fullchain.pem\nkeyfile \/etc\/letsencrypt\/live\/&lt;domain&gt;\/privkey.pem\n\nallow_anonymous false\npassword_file \/etc\/mosquitto\/passwd\n\nlog_dest syslog\nlog_type error\nlog_type warning\nlog_type notice\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u91cd\u542f\u670d\u52a1<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl restart mosquitto\nsystemctl status mosquitto\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u9632\u706b\u5899\u653e\u884c\u7aef\u53e3<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>ufw allow 8883\/tcp\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e8c\u3001\u5ba2\u6237\u7aef\u9a8c\u8bc1 MQTT \u670d\u52a1<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u8ba2\u9605\u76d1\u63a7\u5168\u90e8\u6d88\u606f<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>mosquitto_sub \\\n  -h &lt;domain&gt; \\\n  -p 8883 \\\n  --cafile \/etc\/ssl\/certs\/ca-certificates.crt \\\n  -u iotuser \\\n  -P 'password' \\\n  -t 'iot\/#' -v\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d1\u5e03\u6d4b\u8bd5\u6d88\u606f<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>mosquitto_pub \\\n  -h &lt;domain&gt; \\\n  -p 8883 \\\n  --cafile \/etc\/ssl\/certs\/ca-certificates.crt \\\n  -u iotuser \\\n  -P 'password' \\\n  -t 'iot\/button1\/cmd' \\\n  -m 'TEST'\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u80fd\u5728\u8ba2\u9605\u7aef\u6536\u5230\u6d88\u606f\uff0c\u5219\u670d\u52a1\u5668\u914d\u7f6e\u6210\u529f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e09\u3001\u786c\u4ef6\u63a5\u7ebf\uff08ESP + \u8235\u673a\uff09<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5 SG90 \u8235\u673a\u4e3a\u4f8b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8235\u673a\u7ea2\u7ebf \u2192 5V \u7535\u6e90<\/li>\n\n\n\n<li>\u8235\u673a\u9ed1\/\u68d5\u7ebf \u2192 GND<\/li>\n\n\n\n<li>\u8235\u673a\u6a59\u7ebf\uff08\u4fe1\u53f7\uff09\u2192 ESP GPIO14\uff08D5\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5efa\u8bae\u4f7f\u7528\u5355\u72ec\u7a33\u538b\u7535\u6e90\u4e3a\u8235\u673a\u4f9b\u7535\uff0cESP \u4e0e\u8235\u673a <strong>\u5171\u5730<\/strong>\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u56db\u3001ESP \u7aef MQTT \u63a7\u5236\u4ee3\u7801<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u9002\u7528\u4e8e Arduino \/ PlatformIO\uff08ESP8266 \u793a\u4f8b\uff09\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;ESP8266WiFi.h&gt;\n#include &lt;PubSubClient.h&gt;\n#include &lt;Servo.h&gt;\n\nconst char* ssid = \"WiFi\";\nconst char* password = \"password\";\n\nconst char* mqtt_server = \"&lt;domain&gt;\";\nconst int mqtt_port = 8883;\nconst char* mqtt_user = \"iotuser\";\nconst char* mqtt_pass = \"password\";\n\nWiFiClientSecure espClient;\nPubSubClient client(espClient);\nServo servo;\n\nconst int SERVO_PIN = 14;\n\nvoid pressButton() {\n  servo.write(0);\n  delay(200);\n  servo.write(40);\n  delay(300);\n  servo.write(0);\n  delay(200);\n}\n\nvoid callback(char* topic, byte* payload, unsigned int length) {\n  String msg;\n  for (unsigned int i = 0; i &lt; length; i++) msg += (char)payload&#091;i];\n\n  if (String(topic) == \"iot\/button1\/cmd\") {\n    if (msg == \"PRESS\") {\n      client.publish(\"iot\/button1\/status\", \"RUN\");\n      pressButton();\n      client.publish(\"iot\/button1\/status\", \"DONE\");\n    }\n  }\n}\n\nvoid setup_wifi() {\n  WiFi.mode(WIFI_STA);\n  WiFi.begin(ssid, password);\n  while (WiFi.status() != WL_CONNECTED) delay(500);\n}\n\nvoid reconnect() {\n  while (!client.connected()) {\n    if (client.connect(\"button1\", mqtt_user, mqtt_pass)) {\n      client.subscribe(\"iot\/button1\/cmd\");\n      client.publish(\"iot\/button1\/status\", \"ONLINE\");\n    } else {\n      delay(5000);\n    }\n  }\n}\n\nunsigned long lastHeartbeat = 0;\n\nvoid setup() {\n  servo.attach(SERVO_PIN);\n  servo.write(0);\n\n  setup_wifi();\n\n  espClient.setInsecure(); \/\/ \u4f7f\u7528 TLS \u901a\u9053\u4f46\u4e0d\u9a8c\u8bc1\u8bc1\u4e66\n\n  client.setServer(mqtt_server, mqtt_port);\n  client.setCallback(callback);\n}\n\nvoid loop() {\n  if (!client.connected()) reconnect();\n  client.loop();\n\n  if (millis() - lastHeartbeat &gt; 30000) {\n    lastHeartbeat = millis();\n    client.publish(\"iot\/button1\/heartbeat\", \"alive\");\n  }\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">ESP \u542f\u52a8\u540e\u5373\u4f1a\u6ce8\u518c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u4ee4\u4e3b\u9898\uff1a<code>iot\/button1\/cmd<\/code><\/li>\n\n\n\n<li>\u72b6\u6001\u4e3b\u9898\uff1a<code>iot\/button1\/status<\/code><\/li>\n\n\n\n<li>\u5fc3\u8df3\u4e3b\u9898\uff1a<code>iot\/button1\/heartbeat<\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e94\u3001\u8fdc\u7a0b\u63a7\u5236\u65b9\u5f0f<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u547d\u4ee4\u884c\u89e6\u53d1\u52a8\u4f5c<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>mosquitto_pub \\\n  -h &lt;domain&gt; \\\n  -p 8883 \\\n  --cafile \/etc\/ssl\/certs\/ca-certificates.crt \\\n  -u iotuser \\\n  -P 'password' \\\n  -t 'iot\/button1\/cmd' \\\n  -m 'PRESS'\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u76d1\u63a7\u72b6\u6001<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>mosquitto_sub \\\n  -h &lt;domain&gt; \\\n  -p 8883 \\\n  --cafile \/etc\/ssl\/certs\/ca-certificates.crt \\\n  -u iotuser \\\n  -P 'password' \\\n  -t 'iot\/button1\/#' \\\n  -v\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u516d\u3001\u53ef\u9009\uff1aHTTP \u2192 MQTT \u7f51\u5173<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u9700\u901a\u8fc7\u6d4f\u89c8\u5668\u6216\u5916\u90e8\u7a0b\u5e8f\u76f4\u63a5\u89e6\u53d1\u63a7\u5236\uff0c\u53ef\u5728 VPS \u4e0a\u90e8\u7f72\u8f7b\u91cf Web \u7f51\u5173\u3002\u793a\u4f8b\uff08Flask + paho-mqtt\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from flask import Flask, request, jsonify\nimport paho.mqtt.publish as publish\n\napp = Flask(__name__)\n\n@app.route(\"\/press\")\ndef press():\n    publish.single(\n        \"iot\/button1\/cmd\",\n        payload=\"PRESS\",\n        hostname=\"&lt;domain&gt;\",\n        port=8883,\n        auth={\"username\": \"iotuser\", \"password\": \"password\"},\n        tls={\"ca_certs\": \"\/etc\/ssl\/certs\/ca-certificates.crt\"}\n    )\n    return jsonify({\"status\": \"ok\"})\n\nif __name__ == \"__main__\":\n    app.run(host=\"0.0.0.0\", port=5001)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u5408\u53cd\u5411\u4ee3\u7406\u6216\u8ba4\u8bc1\u540e\uff0c\u5373\u53ef\u5b89\u5168\u5f00\u653e\u7ed9\u5916\u754c\u4f7f\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e03\u3001\u5b89\u5168\u8bbe\u8ba1\u5efa\u8bae<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u5728\u5e7f\u57df\u7f51\u4e0a\u5b89\u5168\u8fd0\u884c\uff0c\u5efa\u8bae\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u5f3a\u5bc6\u7801\u4e0e\u72ec\u7acb\u8d26\u53f7<\/li>\n\n\n\n<li>\u5f3a\u5236\u542f\u7528 TLS \u52a0\u5bc6<\/li>\n\n\n\n<li>\u9650\u5236 MQTT \u7aef\u53e3\u7684\u8bbf\u95ee\u6765\u6e90\uff08\u53ef\u9009\uff09<\/li>\n\n\n\n<li>\u76d1\u63a7\u5fc3\u8df3\u4e0e\u7cfb\u7edf\u65e5\u5fd7<\/li>\n\n\n\n<li>\u5b8c\u5584\u6307\u4ee4\u6743\u9650\u4e0e\u53ef\u6062\u590d\u673a\u5236<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u8fdb\u4e00\u6b65\u4f7f\u7528 WireGuard\/Tailscale \u5c06\u6240\u6709\u8282\u70b9\u62c9\u5165\u865a\u62df\u5185\u7f51\uff0c\u4ec5\u5728\u5185\u7f51\u4e2d\u66b4\u9732 MQTT \u670d\u52a1\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u603b\u7ed3<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u65b9\u6848\u901a\u8fc7 VPS + MQTT \u6784\u5efa\u7a33\u5b9a\u7684\u5e7f\u57df\u7f51\u8fdc\u7a0b\u63a7\u5236\u4f53\u7cfb\uff0c\u9002\u5408\u667a\u80fd\u6309\u952e\u5668\u3001\u673a\u68b0\u6267\u884c\u5668\u3001\u5bb6\u5ead\u81ea\u52a8\u5316\u3001\u8fdc\u7a0b\u5b9e\u9a8c\u88c5\u7f6e\u7b49\u573a\u666f\u3002\u5177\u5907\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b8c\u5168\u81ea\u6258\u7ba1<\/li>\n\n\n\n<li>\u4e0d\u4f9d\u8d56\u5546\u4e1a\u4e91<\/li>\n\n\n\n<li>\u5177\u5907\u826f\u597d\u7684\u5b89\u5168\u6027\u4e0e\u53ef\u6269\u5c55\u6027<\/li>\n\n\n\n<li>\u652f\u6301\u5168\u7403\u8303\u56f4\u8fdc\u7a0b\u63a7\u5236<\/li>\n\n\n\n<li>\u6781\u4f4e\u6210\u672c\u5373\u53ef\u90e8\u7f72<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u9002\u5f53\u6269\u5c55\uff0c\u8fd8\u53ef\u4ee5\u63a5\u5165\u591a\u8bbe\u5907\u3001\u811a\u672c\u5316\u81ea\u52a8\u5316\u3001\u5b9a\u65f6\u4efb\u52a1\u3001Web \u63a7\u5236\u9762\u677f\u7b49\u66f4\u591a\u529f\u80fd\uff0c\u6784\u5efa\u5b8c\u6574\u7684 DIY 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