{"id":61809,"date":"2024-10-13T13:55:15","date_gmt":"2024-10-13T05:55:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61809\/"},"modified":"2024-10-13T13:55:15","modified_gmt":"2024-10-13T05:55:15","slug":"iot%e8%a8%ad%e5%82%99%e5%a6%82%e4%bd%95%e5%9f%ba%e6%96%bcmqtt%e5%8d%94%e8%ad%b0%e5%b0%87%e6%95%b8%e6%93%9a%e7%84%a1%e7%b8%ab%e5%af%ab%e5%85%a5tdengine%e6%99%82%e5%ba%8f%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61809\/","title":{"rendered":"IoT\u8a2d\u5099\u5982\u4f55\u57fa\u65bcMQTT\u5354\u8b70\u5c07\u6578\u64da\u7121\u7e2b\u5beb\u5165TDengine\u6642\u5e8f\u6578\u64da\u5eab\uff1f"},"content":{"rendered":"<h1 id=\"iot%e8%a8%ad%e5%82%99%e5%a6%82%e4%bd%95%e5%9f%ba%e6%96%bcmqtt%e5%8d%94%e8%ad%b0%e5%b0%87%e6%95%b8%e6%93%9a%e7%84%a1%e7%b8%ab%e5%af%ab%e5%85%a5tdengine%e6%99%82%e5%ba%8f%e6%95%b8%e6%93%9a%e5%ba%ab-TXxHFpxxfi\">IoT\u8a2d\u5099\u5982\u4f55\u57fa\u65bcMQTT\u5354\u8b70\u5c07\u6578\u64da\u7121\u7e2b\u5beb\u5165TDengine\u6642\u5e8f\u6578\u64da\u5eab<\/h1>\n<p>\u96a8\u8457\u7269\u806f\u7db2\uff08IoT\uff09\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u8a2d\u5099\u958b\u59cb\u9023\u63a5\u5230\u4e92\u806f\u7db2\uff0c\u4e26\u751f\u6210\u5927\u91cf\u7684\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u7684\u6709\u6548\u7ba1\u7406\u548c\u5b58\u5132\u6210\u70ba\u4e86\u7576\u524d\u6280\u8853\u767c\u5c55\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6311\u6230\u3002MQTT\uff08Message Queuing Telemetry Transport\uff09\u5354\u8b70\u4f5c\u70ba\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u6d88\u606f\u50b3\u905e\u5354\u8b70\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bcIoT\u8a2d\u5099\u4e4b\u9593\u7684\u901a\u4fe1\u3002\u800cTDengine\u4f5c\u70ba\u4e00\u6b3e\u9ad8\u6548\u7684\u6642\u5e8f\u6578\u64da\u5eab\uff0c\u5247\u80fd\u5920\u6709\u6548\u5730\u5b58\u5132\u548c\u67e5\u8a62\u9019\u4e9b\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528MQTT\u5354\u8b70\u5c07IoT\u8a2d\u5099\u751f\u6210\u7684\u6578\u64da\u7121\u7e2b\u5beb\u5165TDengine\u6642\u5e8f\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"mqtt%e5%8d%94%e8%ad%b0%e6%a6%82%e8%bf%b0-TXxHFpxxfi\">MQTT\u5354\u8b70\u6982\u8ff0<\/h2>\n<p>MQTT\u662f\u4e00\u7a2e\u57fa\u65bc\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\u7684\u6d88\u606f\u50b3\u905e\u5354\u8b70\uff0c\u7279\u5225\u9069\u5408\u65bc\u5e36\u5bec\u6709\u9650\u548c\u4e0d\u7a69\u5b9a\u7684\u7db2\u7d61\u74b0\u5883\u3002\u5176\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u8f15\u91cf\u7d1a\uff1a<\/strong>MQTT\u7684\u958b\u92b7\u975e\u5e38\u5c0f\uff0c\u9069\u5408\u8cc7\u6e90\u53d7\u9650\u7684\u8a2d\u5099\u3002<\/li>\n<li><strong>\u4f4e\u5ef6\u9072\uff1a<\/strong>MQTT\u80fd\u5920\u5be6\u73fe\u5feb\u901f\u7684\u6d88\u606f\u50b3\u905e\uff0c\u9069\u5408\u5be6\u6642\u61c9\u7528\u3002<\/li>\n<li><strong>\u53ef\u9760\u6027\uff1a<\/strong>MQTT\u652f\u6301\u591a\u7a2e\u6d88\u606f\u50b3\u905e\u8cea\u91cf\u670d\u52d9\uff08QoS\uff09\u7b49\u7d1a\uff0c\u78ba\u4fdd\u6d88\u606f\u7684\u53ef\u9760\u9001\u9054\u3002<\/li>\n<\/ul>\n<h2 id=\"tdengine%e6%99%82%e5%ba%8f%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a6%82%e8%bf%b0-TXxHFpxxfi\">TDengine\u6642\u5e8f\u6578\u64da\u5eab\u6982\u8ff0<\/h2>\n<p>TDengine\u662f\u4e00\u6b3e\u5c08\u70ba\u6642\u5e8f\u6578\u64da\u8a2d\u8a08\u7684\u6578\u64da\u5eab\uff0c\u5177\u6709\u9ad8\u6548\u7684\u6578\u64da\u5beb\u5165\u548c\u67e5\u8a62\u6027\u80fd\u3002\u5176\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>TDengine\u80fd\u5920\u652f\u6301\u6bcf\u79d2\u6578\u767e\u842c\u689d\u6578\u64da\u7684\u5beb\u5165\u3002<\/li>\n<li><strong>\u6578\u64da\u58d3\u7e2e\uff1a<\/strong>TDengine\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u58d3\u7e2e\u7b97\u6cd5\uff0c\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>SQL\u652f\u6301\uff1a<\/strong>TDengine\u652f\u6301SQL\u67e5\u8a62\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u6578\u64da\u5206\u6790\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%b0%87mqtt%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5tdengine%e7%9a%84%e6%b5%81%e7%a8%8b-TXxHFpxxfi\">\u5c07MQTT\u6578\u64da\u5beb\u5165TDengine\u7684\u6d41\u7a0b<\/h2>\n<p>\u5c07IoT\u8a2d\u5099\u751f\u6210\u7684\u6578\u64da\u901a\u904eMQTT\u5354\u8b70\u5beb\u5165TDengine\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e5%82%99%e6%95%b8%e6%93%9a%e7%94%9f%e6%88%90-TXxHFpxxfi\">1. \u8a2d\u5099\u6578\u64da\u751f\u6210<\/h3>\n<p>IoT\u8a2d\u5099\u901a\u904e\u5404\u7a2e\u50b3\u611f\u5668\u6536\u96c6\u6578\u64da\uff0c\u4f8b\u5982\u6eab\u5ea6\u3001\u6fd5\u5ea6\u3001\u58d3\u529b\u7b49\u3002\u9019\u4e9b\u6578\u64da\u5c07\u88ab\u683c\u5f0f\u5316\u70baJSON\u6216\u5176\u4ed6\u7d50\u69cb\u5316\u683c\u5f0f\uff0c\u4ee5\u4fbf\u65bc\u5f8c\u7e8c\u8655\u7406\u3002<\/p>\n<h3 id=\"2-mqtt%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83-TXxHFpxxfi\">2. MQTT\u6d88\u606f\u767c\u5e03<\/h3>\n<p>\u8a2d\u5099\u4f7f\u7528MQTT\u5354\u8b70\u5c07\u6578\u64da\u767c\u5e03\u5230\u6307\u5b9a\u7684\u4e3b\u984c\uff08Topic\uff09\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528paho-mqtt\u5eab\u767c\u5e03\u6d88\u606f\uff1a<\/p>\n<pre><code>import paho.mqtt.client as mqtt\nimport json\n\n# MQTT\u8a2d\u7f6e\nbroker = \"mqtt.example.com\"\nport = 1883\ntopic = \"sensor\/data\"\n\n# \u6578\u64da\u751f\u6210\ndata = {\n    \"temperature\": 22.5,\n    \"humidity\": 60\n}\n\n# \u9023\u63a5\u5230MQTT\u4ee3\u7406\nclient = mqtt.Client()\nclient.connect(broker, port)\n\n# \u767c\u5e03\u6d88\u606f\nclient.publish(topic, json.dumps(data))\nclient.disconnect()<\/code><\/pre>\n<h3 id=\"3-mqtt%e6%b6%88%e6%81%af%e8%a8%82%e9%96%b1-TXxHFpxxfi\">3. MQTT\u6d88\u606f\u8a02\u95b1<\/h3>\n<p>\u5728TDengine\u4e2d\uff0c\u9700\u8981\u4e00\u500bMQTT\u5ba2\u6236\u7aef\u4f86\u8a02\u95b1\u76f8\u61c9\u7684\u4e3b\u984c\uff0c\u4e26\u63a5\u6536\u4f86\u81eaIoT\u8a2d\u5099\u7684\u6578\u64da\u3002\u53ef\u4ee5\u4f7f\u7528Node.js\u6216Python\u7b49\u8a9e\u8a00\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5tdengine-TXxHFpxxfi\">4. \u6578\u64da\u5beb\u5165TDengine<\/h3>\n<p>\u63a5\u6536\u5230\u7684\u6578\u64da\u9700\u8981\u88ab\u5beb\u5165TDengine\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u6578\u64da\u5beb\u5165TDengine\uff1a<\/p>\n<pre><code>import requests\n\n# TDengine\u8a2d\u7f6e\ntdengine_url = \"http:\/\/tdengine.example.com:6041\/rest\/sql\"\nsql = \"INSERT INTO sensor_data VALUES (NOW(), 22.5, 60)\"\n\n# \u767c\u9001\u8acb\u6c42\nresponse = requests.post(tdengine_url, data={\"sql\": sql})\nprint(response.json())<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-TXxHFpxxfi\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904eMQTT\u5354\u8b70\uff0cIoT\u8a2d\u5099\u80fd\u5920\u9ad8\u6548\u5730\u5c07\u6578\u64da\u50b3\u8f38\u5230TDengine\u6642\u5e8f\u6578\u64da\u5eab\u4e2d\uff0c\u5be6\u73fe\u6578\u64da\u7684\u7121\u7e2b\u5beb\u5165\u3002\u9019\u4e00\u904e\u7a0b\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u5be6\u6642\u6027\uff0c\u9084\u80fd\u5920\u5145\u5206\u767c\u63eeTDengine\u5728\u6642\u5e8f\u6578\u64da\u5b58\u5132\u548c\u67e5\u8a62\u65b9\u9762\u7684\u512a\u52e2\u3002\u96a8\u8457\u7269\u806f\u7db2\u6280\u8853\u7684\u9032\u4e00\u6b65\u767c\u5c55\uff0c\u9019\u7a2e\u6578\u64da\u8655\u7406\u65b9\u5f0f\u5c07\u6703\u8d8a\u4f86\u8d8a\u666e\u904d\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528MQTT\u5354\u8b70\uff0c\u5c07IoT\u8a2d\u5099\u6578\u64da\u7121\u7e2b\u5beb\u5165TDengine\u6642\u5e8f\u6578\u64da\u5eab\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u8207\u5206\u6790\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61809","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61809"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61809\/revisions"}],"predecessor-version":[{"id":61810,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61809\/revisions\/61810"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}