{"id":188510,"date":"2020-11-10T05:38:24","date_gmt":"2020-11-09T21:38:24","guid":{"rendered":"http:\/\/4563.org\/?p=188510"},"modified":"2020-11-11T04:19:19","modified_gmt":"2020-11-10T20:19:19","slug":"%e6%9c%a8%e5%85%b0%e7%bc%96%e7%a8%8b%e8%af%ad%e8%a8%80-0-0-14-8%ef%bc%9a-websocket-%e8%81%8a%e5%a4%a9%e6%bc%94%e7%a4%ba%ef%bc%9b%e9%83%a8%e5%88%86%e6%af%94%e8%be%83-python-%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=188510","title":{"rendered":"\u6728\u5170\u7f16\u7a0b\u8bed\u8a00 0.0.14.8\uff1a websocket \u804a\u5929\u6f14\u793a\uff1b\u90e8\u5206\u6bd4\u8f83 Python \u8bed\u6cd5"},"content":{"rendered":"
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\u6728\u5170\u7f16\u7a0b\u8bed\u8a00 0.0.14.8\uff1a websocket \u804a\u5929\u6f14\u793a\uff1b\u90e8\u5206\u6bd4\u8f83 Python \u8bed\u6cd5 <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : xuanwu <\/span> <\/i> 1<\/span> <\/div>\n
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\u539f\u6587\uff1a\u300a\u6728\u5170\u7f16\u7a0b\u8bed\u8a00 0.0.14.8\uff1awebsocket \u804a\u5929\u6f14\u793a\uff1b\u90e8\u5206\u6bd4\u8f83 Python \u8bed\u6cd5\u300b<\/p>\n

[\u5b89\u88c5\uff1apip install ulang<\/code>\uff0c\u7528\u6cd5\u4e0e\u4f8b\u7a0b\u8bf7\u89c1 PyPI\u3002\u6e90\u7801\u4f4d\u4e8e\u5f00\u6e90\u4e2d\u56fd\u3002 \u6ce8\u610f\uff1a\u5fc5\u9700 python 3.7\uff0c\u6e90\u7801\u6587\u4ef6\u9700 UTF-8 \u7f16\u7801<\/strong><\/em>]<\/p>\n

\u672c\u5468\u5c06 Python \u6846\u67b6 tornado\u81ea\u5e26\u7684\u7528 websocket \u5b9e\u73b0\u804a\u5929\u7684\u4f8b\u7a0b\u6539\u4e3a\u6728\u5170\u5b9e\u73b0\u3002\u987a\u4fbf\u5c06\u8be5\u4f8b\u7a0b\u6d89\u53ca\u7684\u6728\u5170\u4e0e Python \u8bed\u6cd5\u5bf9\u6bd4\u5c0f\u7ed3\uff0c\u5305\u62ec\u672c\u5468\u91cd\u73b0\u7684 super \u8bed\u6cd5\u7b49\u3002<\/p>\n

1 \u5b9e\u4f8b\u6f14\u793a<\/h2>\n

\"\u6728\u5170\u7f16\u7a0b\u8bed\u8a00<\/p>\n

\u4e3b\u8981\u6728\u5170\u4ee3\u7801\u5982\u4e0b\uff08\u5b8c\u6574\u4ee3\u7801\u5728\u6b64\uff09<\/p>\n

type \u804a\u5929\u6e20\u9053 : tornado.websocket.WebSocketHandler {   {     \u63a5\u6536\u7aef = set()     \u5386\u53f2 = []     \u5386\u53f2\u957f\u5ea6 = 200   }    func $get_compression_options {     \/\/ Non-None enables compression with default options.     return {:}   }    func $open {     \u804a\u5929\u6e20\u9053.\u63a5\u6536\u7aef.add($)   }    func $on_close {     \u804a\u5929\u6e20\u9053.\u63a5\u6536\u7aef.remove($)   }    func \u66f4\u65b0\u5386\u53f2(\u6d88\u606f) {     \/\/ \u5fc5\u987b\u6307\u5b9a\u7c7b     \u804a\u5929\u6e20\u9053.\u5386\u53f2.append(\u6d88\u606f)     if len(\u804a\u5929\u6e20\u9053.\u5386\u53f2) > \u804a\u5929\u6e20\u9053.\u5386\u53f2\u957f\u5ea6 {       \u804a\u5929\u6e20\u9053.\u5386\u53f2 = \u804a\u5929\u6e20\u9053.\u5386\u53f2[-\u804a\u5929\u6e20\u9053.\u5386\u53f2\u957f\u5ea6 :]     }   }    func \u5e7f\u64ad(\u6d88\u606f) {     logging.info(\"\u53d1\u5230%d \u4e2a\u63a5\u6536\u7aef\", len(\u804a\u5929\u6e20\u9053.\u63a5\u6536\u7aef))     for \u67d0\u63a5\u6536\u7aef in \u804a\u5929\u6e20\u9053.\u63a5\u6536\u7aef {       \/\/ TODO: try catch \u5c1a\u5f85\u91cd\u73b0       \/\/try:       \u67d0\u63a5\u6536\u7aef.write_message(\u6d88\u606f)       \/\/except:       \/\/    logging.error(\"Error sending message\", exc_info=True)     }   }    func $on_message(\u5185\u5bb9) {     logging.info(\"\u6536\u5230\u6d88\u606f: %r\", \u5185\u5bb9)     parsed = tornado.escape.json_decode(\u5185\u5bb9)     \u6d88\u606f = {\"id\": str(uuid.uuid4()), \"body\": parsed[\"body\"]}     \u6d88\u606f[\"html\"] = tornado.escape.to_basestring(       $render_string(\"message.html\", message=\u6d88\u606f)     )      \u804a\u5929\u6e20\u9053.\u66f4\u65b0\u5386\u53f2(\u6d88\u606f)     \u804a\u5929\u6e20\u9053.\u5e7f\u64ad(\u6d88\u606f)   } } <\/code><\/pre>\n
2 \u4e0e\u4f8b\u7a0b\u6d89\u53ca\u7684 Python \u8bed\u6cd5\u5bf9\u6bd4<\/h2>\n
\u4e0b\u9762\u90fd\u57fa\u4e8e\u5f53\u524d\u5bf9\u6728\u5170\u7684\u8ba4\u8bc6\uff0c\u4eca\u540e\u968f\u91cd\u73b0\u9879\u76ee\u8fdb\u5c55\u53ef\u80fd\u4fee\u6539<\/strong><\/em><\/p>\n
[\u4f59\u4e0b\u89c1\u539f\u6587\u300a\u6728\u5170\u7f16\u7a0b\u8bed\u8a00 0.0.14.8\uff1awebsocket \u804a\u5929\u6f14\u793a\uff1b\u90e8\u5206\u6bd4\u8f83 Python \u8bed\u6cd5\u300b]<\/p>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (0<\/span>)        <\/div>\n
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