{"id":33291,"date":"2024-11-25T15:15:33","date_gmt":"2024-11-25T07:15:33","guid":{"rendered":"https:\/\/fwq.ai\/blog\/33291\/"},"modified":"2024-11-25T15:15:33","modified_gmt":"2024-11-25T07:15:33","slug":"%e7%94%a8%e5%be%ae%e4%bf%a1%e5%b0%8f%e7%a8%8b%e5%ba%8f%e5%ae%9e%e7%8e%b0websocket%e5%bf%83%e8%b7%b3%e9%87%8d%e8%bf%9e","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/33291\/","title":{"rendered":"\u7528\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5b9e\u73b0WebSocket\u5fc3\u8df3\u91cd\u8fde"},"content":{"rendered":"

\u6700\u8fd1\u5728\u5f00\u53d1\u5c0f\u7a0b\u5e8f\u7528\u5230\u4e86websocket\uff0c\u5c0f\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684\u539f\u751fapi\uff0c\u4e0eh5\u7684api\u4f7f\u7528\u65b9\u5f0f\u4e0a\u6709\u4e00\u4e9b\u533a\u522b\uff0c\u6240\u4ee5\u6d41\u884c\u7684h5\u7684\u4e00\u4e9b\u6210\u719f\u7684\u7c7b\u5e93\u4f7f\u7528\u8d77\u6765\u6709\u4e9b\u56f0\u96be\uff0c\u800c\u539f\u751fapi\u53c8\u5b58\u5728\u4e00\u4e9b\u7f3a\u9677\uff0c\u6240\u4ee5\u5c31\u81ea\u5df1\u5b9e\u73b0\u4e86\u4e00\u5957\u5fc3\u8df3\u91cd\u8fde\u673a\u5236\u3002<\/p>\n

\u60ef\u4f8b\uff0c\u5148\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0bWebsocket\u3002<\/p>\n

Websocket\u7b80\u4ecb<\/strong><\/p>\n

\n

Websocket\u662f\u4ec0\u4e48<\/strong><\/p>\n

WebSocket \u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\u3002RFC6455 \u5b9a\u4e49\u4e86\u5b83\u7684\u901a\u4fe1\u6807\u51c6\u3002<\/p>\n

WebSocket \u662f HTML5 \u5f00\u59cb\u63d0\u4f9b\u7684\u4e00\u79cd\u5728\u5355\u4e2a TCP \u8fde\u63a5\u4e0a\u8fdb\u884c\u5168\u53cc\u5de5\u901a\u8baf\u7684\u534f\u8bae\u3002<\/p>\n

\u4e3a\u4ec0\u4e48\u9700\u8981Websocket<\/p>\n

HTTP \u534f\u8bae\u662f\u4e00\u79cd\u65e0\u72b6\u6001\u7684\u3001\u65e0\u8fde\u63a5\u7684\u3001\u5355\u5411\u7684\u5e94\u7528\u5c42\u534f\u8bae\u3002\u5b83\u91c7\u7528\u4e86\u8bf7\u6c42\/\u54cd\u5e94\u6a21\u578b\u3002\u901a\u4fe1\u8bf7\u6c42\u53ea\u80fd\u7531\u5ba2\u6237\u7aef\u53d1\u8d77\uff0c\u670d\u52a1\u7aef\u5bf9\u8bf7\u6c42\u505a\u51fa\u5e94\u7b54\u5904\u7406\u3002<\/p>\n

\u6240\u4ee5\u5f53\u6211\u4eec\u60f3\u670d\u52a1\u5668\u4e3b\u52a8\u7ed9\u5ba2\u6237\u7aef\u53d1\u9001\u6d88\u606f\uff0cHTTP\u662f\u505a\u4e0d\u5230\u7684\uff0c\u6211\u4eec\u53ea\u80fd\u4f7f\u7528\u8f6e\u8be2\u6216\u8005\u957f\u8f6e\u8be2\u6765\u5b9e\u73b0\u7c7b\u4f3c\u7684\u529f\u80fd\uff0c\u8fd9\u6837\u7684\u65b9\u5f0f\u6548\u7387\u4f4e\u5e76\u4e14\u6d6a\u8d39\u8d44\u6e90\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u6837\u7684\u95ee\u9898\uff0cWebSocket\u8bde\u751f\u4e86\u3002<\/p>\n

\u5c0f\u7a0b\u5e8f\u4e2d\u7684WebSocket<\/strong><\/p>\n

\n

\u5c0f\u7a0b\u5e8fWebSocket\u7684API<\/strong><\/p>\n

\u628a\u4f60\u7ed9\u61d2\u5f97\uff01\u81ea\u5df1\u5b98\u7f51\u770b\u53bb!<\/p>\n

\u4e3a\u4ec0\u4e48\u8981\u505a\u5fc3\u8df3\u91cd\u8fde<\/p>\n

\u5728\u4f7f\u7528\u539f\u751fWebSocket\u7684\u65f6\u5019\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u611f\u89c9\u4e0d\u592a\u7a33\u5b9a\uff0c\u670d\u52a1\u7aef\u53d1\u9001\u7684\u6d88\u606f\u6709\u65f6\u5019\u5ba2\u6237\u7aef\u63a5\u6536\u4e0d\u5230\uff0c\u6216\u8005\u662f\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6d88\u606f\u670d\u52a1\u7aef\u63a5\u6536\u4e0d\u5230\uff0c\u867d\u7136WebSocket\u4e5f\u63d0\u4f9b\u4e86onError\u548conClose\u7684\u65b9\u6cd5\uff0c\u4f46\u662f\u7ecf\u5e38\u4f1a\u6709\u5404\u79cd\u672a\u77e5\u60c5\u51b5\u5bfc\u81f4\u65ad\u5f00\u8fde\u63a5\u800c\u5e76\u4e0d\u89e6\u53d1Error\u6216Close\u4e8b\u4ef6\u3002\u8fd9\u6837\u5c31\u5bfc\u81f4\u5b9e\u9645\u8fde\u63a5\u5df2\u7ecf\u65ad\u5f00\u4e86\uff0c\u800c\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u5374\u4e0d\u77e5\u9053\uff0c\u8fd8\u5728\u50bb\u50bb\u7684\u7b49\u7740\u6d88\u606f\u6765\u3002<\/p>\n

\u6240\u4ee5\u6211\u4eec\u8981\u89e3\u51b3\u7684\u95ee\u9898\u5c31\u5f88\u6e05\u6670\u4e86\uff1a<\/p>\n

\u4fdd\u8bc1\u8fde\u63a5\u72b6\u6001\uff0c\u8fde\u63a5\u65ad\u5f00\u65f6\u8ba9\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u90fd\u80fd\u77e5\u9053\uff0c\u8fdb\u800c\u91cd\u8fde\u3002<\/strong><\/p>\n

\u4e0a\u4ee3\u7801<\/strong><\/p>\n

\u9875\u9762\u8f7d\u5165\u540e,\u6211\u4eec\u8fde\u63a5socket\u5148<\/strong><\/p>\n

  onLoad(){\n    this.linkSocket()\n  },\n  linkSocket(){\n    let that = this\n    wx.connectSocket({\n      url: app.globalData.wsUrl + 'websocket?' + this.data.taskId + '&amp;' + this.data.userId,\n      success() {\n        console.log('\u8fde\u63a5\u6210\u529f')\n        that.initEventHandle()\n      }\n    })\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u7ed1\u5b9a\u4e8b\u4ef6<\/strong><\/p>\n
\u7136\u540e\u8c03\u7528initEventHandle\u6765\u7ed1\u5b9a\u5404\u79cd\u5404\u6837\u7684\u4e8b\u4ef6<\/p>\n
  initEventHandle(){\n    let that = this\n    wx.onSocketMessage((res) =&gt; {\n      \/\/\u6536\u5230\u6d88\u606f\n    })\n    wx.onSocketOpen(()=&gt;{\n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00')\n    })\n    wx.onSocketError(function (res) {\n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00\u5931\u8d25')\n    })\n    wx.onSocketClose(function (res) {\n      console.log('WebSocket \u5df2\u5173\u95ed\uff01')\n    })\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8fd9\u4e2a\u5148\u653e\u5728\u8fd9\u6211\u4eec\u4e00\u4f1a\u5f80\u91cc\u586b\u4e1c\u897f<\/p>\n
\u65ad\u7ebf\u91cd\u8fde<\/strong><\/p>\n
  reconnect(){\n    if (this.lockReconnect) return;\n    this.lockReconnect = true;\n    clearTimeout(this.timer)\n    if (this.data.limit {\n        this.linkSocket();\n        this.lockReconnect = false;\n      }, 5000);\n      this.setData({\n        limit: this.data.limit+1\n      })\n    }\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6211\u4eec\u8bbe\u7f6e\u4e00\u4e2a\u9501\u548c\u6700\u5927\u7684\u91cd\u8fde\u6b21\u6570\uff0c\u907f\u514d\u51fa\u73b0\u65e0\u9650\u91cd\u8fde\u7684\u60c5\u51b5\uff0c\u4e3a\u4e86\u4e0d\u7ed9\u670d\u52a1\u5668\u592a\u5927\u7684\u538b\u529b\u6211\u8fd9\u91cc\u8bbe\u7f6e\u7684\u662f5\u79d2\u91cd\u8bd5\u4e00\u6b21\uff0c\u6700\u591a\u8bf7\u6c4212\u6b21\u3002<\/p>\n
\u6539\u9020\u4e00\u4e0binitEventHandle\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u5b9e\u73b0\u4e00\u822c\u7684\u89e6\u53d1Error\u7684\u65ad\u7ebf\u91cd\u8fde\u3002<\/p>\n
  initEventHandle(){\n    let that = this\n    wx.onSocketMessage((res) =&gt; {\n      \/\/\u6536\u5230\u6d88\u606f\n    })\n    wx.onSocketOpen(()=&gt;{\n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00')\n    })\n    wx.onSocketError((res)=&gt;{ \n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00\u5931\u8d25')\n      this.reconnect()\n    })\n    wx.onSocketClose((res)=&gt; {\n      console.log('WebSocket \u5df2\u5173\u95ed\uff01')\n      this.reconnect()\n    })\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5173\u952e\u7684\u6765\u7684—\u5fc3\u8df3\u5bf9\u8c61<\/strong><\/p>\n
\u5148\u64b8\u4e3a\u656c<\/p>\n
let heartCheck = {\n  timeout: 10000, \n  timeoutObj: null,\n  serverTimeoutObj: null,\n  reset: function () {\n    clearTimeout(this.timeoutObj);\n    clearTimeout(this.serverTimeoutObj);\n    return this;\n  },\n  start: function () {\n    this.timeoutObj = setTimeout(()=&gt; {\n      console.log(\"\u53d1\u9001ping\");\n      wx.sendSocketMessage({\n        data:\"ping\",\n        \/\/ success(){\n        \/\/   console.log(\"\u53d1\u9001ping\u6210\u529f\");\n        \/\/ }\n      });\n      this.serverTimeoutObj = setTimeout(() =&gt;{\n        wx.closeSocket(); \n      }, this.timeout);\n    }, this.timeout);\n  }\n};<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5fc3\u8df3\u5bf9\u8c61\u5185timeout\u4e3a\u6bcf10\u79d2\u53d1\u4e00\u6b21\u5fc3\u8df3,timeoutObj\u3001serverTimeoutObj\u662f\u6e05\u9664\u5b9a\u65f6\u5668\u7528\u7684\u5bf9\u8c61\uff0creset\u65b9\u6cd5\u91cd\u7f6e\u5b9a\u65f6\u5668\uff0cstart\u53d1\u9001\u5fc3\u8df3\u3002<\/p>\n
\u7ee7\u7eed\u6539\u9020\u6211\u4eec\u7684initEventHandle<\/p>\n
  initEventHandle(){\n    let that = this\n    wx.onSocketMessage((res) =&gt; {\n      \/\/\u6536\u5230\u6d88\u606f\n      if (res.data == \"pong\"){\n        heartCheck.reset().start()\n      }else{\n        \\\u5904\u7406\u6570\u636e\n      }\n    })\n    wx.onSocketOpen(()=&gt;{\n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00')\n      heartCheck.reset().start()\n    })\n    wx.onSocketError((res)=&gt;{ \n      console.log('WebSocket\u8fde\u63a5\u6253\u5f00\u5931\u8d25')\n      this.reconnect()\n    })\n    wx.onSocketClose((res)=&gt; {\n      console.log('WebSocket \u5df2\u5173\u95ed\uff01')\n      this.reconnect()\n    })\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6253\u5f00\u8fde\u63a5\u7684\u65f6\u5019\u8c03\u7528start\u5f00\u59cb\u5fc3\u8df3,\u6bcf\u969410\u79d2\u5411\u670d\u52a1\u7aef\u53d1\u9001\u6d88\u606f”ping”,\u670d\u52a1\u7aef\u63a5\u6536\u5230\u6d88\u606f\u540e\u7ed9\u6211\u4eec\u56de\u4e2a\u8bdd”pong”,\u5c31\u597d\u50cf\u5fae\u4fe1\u804a\u5929\u3002<\/span><\/p>\n
\u5728\u5417?<\/p>\n
\u5728<\/p>\n
\u5728\u5417?<\/p>\n
\u5728<\/p>\n
\u5728\u5417?<\/p>\n
\u6eda<\/p>\n
\u522b\u770b\u5728\u5417\u5f88\u70e6\uff0c\u81f3\u5c11\u80fd\u786e\u5b9a\u4f60\u4eec\u4fe9\u8fd8\u662f\u597d\u53cb\uff0c\u8981\u4e0d\u4ed6\u628a\u4f60\u62c9\u9ed1\u4e86\u4f60\u8fd8\u4e0d\u77e5\u9053\uff08\u6709\u70b9\u8dd1\u9898\u4e86\uff09<\/p>\n
\u5982\u679c\u8d85\u8fc710\u79d2\u670d\u52a1\u7aef\u8fd8\u6ca1\u56de\u590d\u201cpong\u201d\uff0c\u5219\u8ba4\u4e3a\u8fde\u63a5\u65ad\u5f00\u7684<\/p>\n
\u6211\u64e6\uff0c\u6562\u5220\u6211\u597d\u53cb\uff0c\u6211\u8fd9\u4e1c\u5317\u7237\u4eec\u7684\u66b4\u813e\u6c14\u8fd9\u80fd\u5fcd\uff1f\u6211\u628a\u4f60\u4e5f\u5220\u4e86 \u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u7136\u540e\u8d76\u7d27\u91cd\u65b0\u7533\u8bf7\u597d\u53cb<\/p>\n
\u8fd9\u662f\u66b4\u813e\u6c14\u7684\u5ba2\u6237\u7aef\u76f4\u63a5\u628a\u8fde\u63a5\u5173\u95ed\uff0c\u8c03\u7528closeSocket\uff0c\u53ef\u662f\u4e00\u5173\u95ed\u6211\u4eec\u7684onSocketClose\u4e8b\u4ef6\u53c8\u53bb\u91cd\u8fde\u4e86\uff08\u6e23\u7537\uff09<\/p>\n
\u81f3\u6b64\uff0c\u5fc3\u8df3\u91cd\u8fde\u5b9e\u73b0\u5b8c\u6bd5<\/p>\n
\u603b\u7ed3<\/strong><\/p>\n
\n
Socket\u5fc3\u8df3\u91cd\u8fde\u5728H5\u4e2d\u53ef\u4ee5\u6709\u7c7b\u4f3c\u7684\u5b9e\u73b0\uff0c\u4e5f\u6709\u6210\u719f\u7684\u7b2c\u4e09\u65b9\u5e93\uff0c\u6bd4\u5982\u8bf4stomp+websocket+sockjs\u53ef\u4ee5\u5b9e\u73b0\u66f4\u52a0\u5b8c\u6574\u7684\u66f4\u517c\u5bb9\u7684socket\u8fde\u63a5\u65b9\u6848,\u53ef\u4ee5\u4e0b\u6b21\u7ed9\u5927\u5bb6\u5206\u4eab(\u770b\u6211\u5fc3\u60c5)\u3002<\/p>\n
\u5982\u679c\u89c9\u5f97\u8fd8\u884c\u5c31\u70b9\u4e2a\u8d5e\u9f13\u52b1\u4e00\u4e0b\u6211\u3002<\/p>\n
\u5982\u679c\u89c9\u5f97\u5199\u5f97\u4ec0\u4e48\u5783\u573e\uff0c\u70b9\u4e2a\u8d5e\u60e9\u7f5a\u4e00\u4e0b\u6211\u628a\u3002<\/p>\n
\"\u7528\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5b9e\u73b0WebSocket\u5fc3\u8df3\u91cd\u8fde\u63d2\u56fe\"<\/p>\n
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