{"id":204,"date":"2022-08-16T11:54:37","date_gmt":"2022-08-16T03:54:37","guid":{"rendered":"https:\/\/www.lingyan.info\/?p=204"},"modified":"2025-12-21T10:15:18","modified_gmt":"2025-12-21T02:15:18","slug":"mqtt%e7%9a%84%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.lingyan.info\/index.php\/2022\/08\/16\/mqtt%e7%9a%84%e4%bd%bf%e7%94%a8\/","title":{"rendered":"MQTT\u57fa\u672c\u8bf4\u660e"},"content":{"rendered":"\n

\u4e00\u3001MQTT\u7b80\u4ecb<\/strong>
MQTT\uff08Message Queuing Telemetry Transport\uff0c\u6d88\u606f\u961f\u5217\u9065\u6d4b\u4f20\u8f93\u534f\u8bae\uff09\uff0c\u662f\u4e00\u79cd\u57fa\u4e8e\u53d1\u5e03\/\u8ba2\u9605\uff08publish\/subscribe\uff09\u6a21\u5f0f\u7684\u8f7b\u91cf\u7ea7\u534f\u8bae\uff0c\u8be5\u534f\u8bae\u6784\u5efa\u4e8eTCP\/IP\u534f\u8bae\u4e4b\u4e0a\uff0cMQTT\u6700\u5927\u4f18\u70b9\u5728\u4e8e\uff0c\u53ef\u4ee5\u4ee5\u6781\u5c11\u7684\u4ee3\u7801\u548c\u6709\u9650\u7684\u5e26\u5bbd\uff0c\u4e3a\u8fde\u63a5\u8fdc\u7a0b\u8bbe\u5907\u63d0\u4f9b\u5b9e\u65f6\u53ef\u9760\u7684\u6d88\u606f\u670d\u52a1\u3002\u4f5c\u4e3a\u4e00\u79cd\u4f4e\u5f00\u9500\u3001\u4f4e\u5e26\u5bbd\u5360\u7528\u7684\u5373\u65f6\u901a\u8baf\u534f\u8bae\uff0c\u4f7f\u5176\u5728\u7269\u8054\u7f51\u3001\u5c0f\u578b\u8bbe\u5907\u3001\u79fb\u52a8\u5e94\u7528\u7b49\u65b9\u9762\u6709\u8f83\u5e7f\u6cdb\u7684\u5e94\u7528\u3002
\u3000\u3000MQTT\u662f\u4e00\u4e2a\u57fa\u4e8e\u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u7684\u6d88\u606f\u53d1\u5e03\/\u8ba2\u9605\u4f20\u8f93\u534f\u8bae\u3002MQTT\u534f\u8bae\u662f\u8f7b\u91cf\u3001\u7b80\u5355\u3001\u5f00\u653e\u548c\u6613\u4e8e\u5b9e\u73b0\u7684\uff0c\u8fd9\u4e9b\u7279\u70b9\u4f7f\u5b83\u9002\u7528\u8303\u56f4\u975e\u5e38\u5e7f\u6cdb\u3002\u5728\u5f88\u591a\u60c5\u51b5\u4e0b\uff0c\u5305\u62ec\u53d7\u9650\u7684\u73af\u5883\u4e2d\uff0c\u5982\uff1a\u673a\u5668\u4e0e\u673a\u5668\uff08M2M\uff09\u901a\u4fe1\u548c\u7269\u8054\u7f51\uff08IoT\uff09\u3002\u5176\u5728\uff0c\u901a\u8fc7\u536b\u661f\u94fe\u8def\u901a\u4fe1\u4f20\u611f\u5668\u3001\u5076\u5c14\u62e8\u53f7\u7684\u533b\u7597\u8bbe\u5907\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u53ca\u4e00\u4e9b\u5c0f\u578b\u5316\u8bbe\u5907\u4e2d\u5df2\u5e7f\u6cdb\u4f7f\u7528\u3002mosquitto\u662f\u4e00\u4e2a\u5b9e\u73b0\u4e86mqtt\u7684\u6d88\u606f\u4e2d\u95f4\u4ef6<\/p>\n\n\n\n

\u4e8c\u3001\u7279\u6027<\/strong>
MQTT\u534f\u8bae\u5de5\u4f5c\u5728\u4f4e\u5e26\u5bbd\u3001\u4e0d\u53ef\u9760\u7684\u7f51\u7edc\u7684\u8fdc\u7a0b\u4f20\u611f\u5668\u548c\u63a7\u5236\u8bbe\u5907\u901a\u8baf\u800c\u8bbe\u8ba1\u7684\u534f\u8bae\uff0c\u5b83\u5177\u6709\u4ee5\u4e0b\u4e3b\u8981\u7684\u51e0\u9879\u7279\u6027\uff1a
\u3000\u3000\uff081\uff09\u4f7f\u7528\u53d1\u5e03\/\u8ba2\u9605\u6d88\u606f\u6a21\u5f0f\uff0c\u63d0\u4f9b\u4e00\u5bf9\u591a\u7684\u6d88\u606f\u53d1\u5e03\uff0c\u89e3\u9664\u5e94\u7528\u7a0b\u5e8f\u8026\u5408\u3002
\u3000\u3000\uff082\uff09\u5bf9\u8d1f\u8f7d\u5185\u5bb9\u5c4f\u853d\u7684\u6d88\u606f\u4f20\u8f93\u3002
\u3000\u3000\uff083\uff09\u4f7f\u7528TCP\/IP\u63d0\u4f9b\u7f51\u7edc\u8fde\u63a5\u3002
\u3000\u3000\u4e3b\u6d41\u7684MQTT\u662f\u57fa\u4e8eTCP\u8fde\u63a5\u8fdb\u884c\u6570\u636e\u63a8\u9001\u7684\uff0c\u4f46\u662f\u540c\u6837\u6709\u57fa\u4e8eUDP\u7684\u7248\u672c\uff0c\u53eb\u505aMQTT-SN\u3002\u8fd9\u4e24\u79cd\u7248\u672c\u7531\u4e8e\u57fa\u4e8e\u4e0d\u540c\u7684\u8fde\u63a5\u65b9\u5f0f\uff0c\u4f18\u7f3a\u70b9\u81ea\u7136\u4e5f\u5c31\u5404\u6709\u4e0d\u540c\u4e86\u3002
\u3000\u3000\uff084\uff09\u6709\u4e09\u79cd\u6d88\u606f\u53d1\u5e03\u670d\u52a1\u8d28\u91cf\uff1a
\u3000\u3000\u201c\u81f3\u591a\u4e00\u6b21\u201d\uff0c\u6d88\u606f\u53d1\u5e03\u5b8c\u5168\u4f9d\u8d56\u5e95\u5c42TCP\/IP\u7f51\u7edc\u3002\u4f1a\u53d1\u751f\u6d88\u606f\u4e22\u5931\u6216\u91cd\u590d\u3002\u8fd9\u4e00\u7ea7\u522b\u53ef\u7528\u4e8e\u5982\u4e0b\u60c5\u51b5\uff0c\u73af\u5883\u4f20\u611f\u5668\u6570\u636e\uff0c\u4e22\u5931\u4e00\u6b21\u8bfb\u8bb0\u5f55\u65e0\u6240\u8c13\uff0c\u56e0\u4e3a\u4e0d\u4e45\u540e\u8fd8\u4f1a\u6709\u7b2c\u4e8c\u6b21\u53d1\u9001\u3002\u8fd9\u4e00\u79cd\u65b9\u5f0f\u4e3b\u8981\u666e\u901aAPP\u7684\u63a8\u9001\uff0c\u5018\u82e5\u4f60\u7684\u667a\u80fd\u8bbe\u5907\u5728\u6d88\u606f\u63a8\u9001\u65f6\u672a\u8054\u7f51\uff0c\u63a8\u9001\u8fc7\u53bb\u6ca1\u6536\u5230\uff0c\u518d\u6b21\u8054\u7f51\u4e5f\u5c31\u6536\u4e0d\u5230\u4e86\u3002
\u3000\u3000\u201c\u81f3\u5c11\u4e00\u6b21\u201d\uff0c\u786e\u4fdd\u6d88\u606f\u5230\u8fbe\uff0c\u4f46\u6d88\u606f\u91cd\u590d\u53ef\u80fd\u4f1a\u53d1\u751f\u3002
\u3000\u3000\u201c\u53ea\u6709\u4e00\u6b21\u201d\uff0c\u786e\u4fdd\u6d88\u606f\u5230\u8fbe\u4e00\u6b21\u3002\u5728\u4e00\u4e9b\u8981\u6c42\u6bd4\u8f83\u4e25\u683c\u7684\u8ba1\u8d39\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6b64\u7ea7\u522b\u3002\u5728\u8ba1\u8d39\u7cfb\u7edf\u4e2d\uff0c\u6d88\u606f\u91cd\u590d\u6216\u4e22\u5931\u4f1a\u5bfc\u81f4\u4e0d\u6b63\u786e\u7684\u7ed3\u679c\u3002\u8fd9\u79cd\u6700\u9ad8\u8d28\u91cf\u7684\u6d88\u606f\u53d1\u5e03\u670d\u52a1\u8fd8\u53ef\u4ee5\u7528\u4e8e\u5373\u65f6\u901a\u8baf\u7c7b\u7684APP\u7684\u63a8\u9001\uff0c\u786e\u4fdd\u7528\u6237\u6536\u5230\u4e14\u53ea\u4f1a\u6536\u5230\u4e00\u6b21\u3002\u3000
\u3000\u3000\uff085\uff09\u5c0f\u578b\u4f20\u8f93\uff0c\u5f00\u9500\u5f88\u5c0f\uff08\u56fa\u5b9a\u957f\u5ea6\u7684\u5934\u90e8\u662f2\u5b57\u8282\uff09\uff0c\u534f\u8bae\u4ea4\u6362\u6700\u5c0f\u5316\uff0c\u4ee5\u964d\u4f4e\u7f51\u7edc\u6d41\u91cf\u3002
\u3000\u3000\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u5728\u4ecb\u7ecd\u91cc\u8bf4\u5b83\u975e\u5e38\u9002\u5408\u201c\u5728\u7269\u8054\u7f51\u9886\u57df\uff0c\u4f20\u611f\u5668\u4e0e\u670d\u52a1\u5668\u7684\u901a\u4fe1\uff0c\u4fe1\u606f\u7684\u6536\u96c6\u201d\uff0c\u8981\u77e5\u9053\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\u8fd0\u7b97\u80fd\u529b\u548c\u5e26\u5bbd\u90fd\u76f8\u5bf9\u8584\u5f31\uff0c\u4f7f\u7528\u8fd9\u79cd\u534f\u8bae\u6765\u4f20\u9012\u6d88\u606f\u518d\u9002\u5408\u4e0d\u8fc7\u4e86\u3002<\/p>\n\n\n\n

\u4e09\u3001\u5b9e\u73b0\u65b9\u5f0f<\/strong>
\u5b9e\u73b0MQTT\u534f\u8bae\u9700\u8981\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7aef\u901a\u8baf\u5b8c\u6210\uff0c\u5728\u901a\u8baf\u8fc7\u7a0b\u4e2d\uff0cMQTT\u534f\u8bae\u4e2d\u6709\u4e09\u79cd\u8eab\u4efd\uff1a\u53d1\u5e03\u8005\uff08Publish\uff09\u3001\u4ee3\u7406\uff08Broker\uff09\uff08\u670d\u52a1\u5668\uff09\u3001\u8ba2\u9605\u8005\uff08Subscribe\uff09\u3002\u5176\u4e2d\uff0c\u6d88\u606f\u7684\u53d1\u5e03\u8005\u548c\u8ba2\u9605\u8005\u90fd\u662f\u5ba2\u6237\u7aef\uff0c\u6d88\u606f\u4ee3\u7406\u662f\u670d\u52a1\u5668\uff0c\u6d88\u606f\u53d1\u5e03\u8005\u53ef\u4ee5\u540c\u65f6\u662f\u8ba2\u9605\u8005\u3002
\u3000\u3000MQTT\u4f20\u8f93\u7684\u6d88\u606f\u5206\u4e3a\uff1a\u4e3b\u9898\uff08Topic\uff09\u548c\u8d1f\u8f7d\uff08payload\uff09\u4e24\u90e8\u5206\uff1a
\u3000\u3000\uff081\uff09Topic\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3a\u6d88\u606f\u7684\u7c7b\u578b\uff0c\u8ba2\u9605\u8005\u8ba2\u9605\uff08Subscribe\uff09\u540e\uff0c\u5c31\u4f1a\u6536\u5230\u8be5\u4e3b\u9898\u7684\u6d88\u606f\u5185\u5bb9\uff08payload\uff09\uff1b
\u3000\u3000\uff082\uff09payload\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3a\u6d88\u606f\u7684\u5185\u5bb9\uff0c\u662f\u6307\u8ba2\u9605\u8005\u5177\u4f53\u8981\u4f7f\u7528\u7684\u5185\u5bb9\u3002
<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e00\u3001MQTT\u7b80\u4ecbMQTT\uff08Message Queu …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-204","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/posts\/204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/comments?post=204"}],"version-history":[{"count":1,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/posts\/204\/revisions"}],"predecessor-version":[{"id":277,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/posts\/204\/revisions\/277"}],"wp:attachment":[{"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/media?parent=204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/categories?post=204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lingyan.info\/index.php\/wp-json\/wp\/v2\/tags?post=204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}