{"id":182820,"date":"2024-11-10T00:07:18","date_gmt":"2024-11-09T16:07:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182820\/"},"modified":"2024-11-10T00:07:19","modified_gmt":"2024-11-09T16:07:19","slug":"%e5%af%a6%e6%99%82%e8%a8%82%e9%96%b1redis%e6%b6%88%e6%81%af%ef%bc%8c%e5%af%a6%e7%8f%be%e5%bf%ab%e9%80%9f%e6%b6%88%e8%b2%bb%ef%bc%88redis%e6%b6%88%e6%81%af%e5%af%a6%e6%99%82%e6%b6%88%e8%b2%bb%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182820\/","title":{"rendered":"\u5be6\u6642\u8a02\u95b1Redis\u6d88\u606f\uff0c\u5be6\u73fe\u5feb\u901f\u6d88\u8cbb\uff08redis\u6d88\u606f\u5be6\u6642\u6d88\u8cbb\uff09"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e6%99%82%e8%a8%82%e9%96%b1redis%e6%b6%88%e6%81%af%ef%bc%8c%e5%af%a6%e7%8f%be%e5%bf%ab%e9%80%9f%e6%b6%88%e8%b2%bb-xCeWZPZXrd\">\u5be6\u6642\u8a02\u95b1Redis\u6d88\u606f\uff0c\u5be6\u73fe\u5feb\u901f\u6d88\u8cbb<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5be6\u6642\u6578\u64da\u8655\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6d88\u606f\u968a\u5217\u529f\u80fd\uff0c\u4f7f\u5f97\u5be6\u6642\u8a02\u95b1\u548c\u6d88\u606f\u6d88\u8cbb\u6210\u70ba\u53ef\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u6d88\u606f\u7684\u5be6\u6642\u6d88\u8cbb\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-xCeWZPZXrd\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5b83\u7684\u9ad8\u6548\u6027\u4e3b\u8981\u4f86\u81ea\u65bc\u5176\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u3002Redis\u7684\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\u4f7f\u5f97\u61c9\u7528\u7a0b\u5e8f\u80fd\u5920\u5be6\u73fe\u5be6\u6642\u6d88\u606f\u50b3\u905e\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e7%99%bc%e5%b8%83-%e8%a8%82%e9%96%b1%e6%a8%a1%e5%bc%8f-xCeWZPZXrd\">Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f<\/h2>\n<p>Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\u5141\u8a31\u6d88\u606f\u7684\u751f\u7522\u8005\uff08Publisher\uff09\u5c07\u6d88\u606f\u767c\u9001\u5230\u4e00\u500b\u6216\u591a\u500b\u983b\u9053\uff0c\u800c\u6d88\u8cbb\u8005\uff08Subscriber\uff09\u5247\u53ef\u4ee5\u8a02\u95b1\u9019\u4e9b\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002\u9019\u7a2e\u6a21\u5f0f\u7684\u512a\u52e2\u5728\u65bc\u5b83\u7684\u89e3\u8026\u6027\uff0c\u751f\u7522\u8005\u548c\u6d88\u8cbb\u8005\u4e4b\u9593\u4e0d\u9700\u8981\u76f4\u63a5\u7684\u806f\u7e6b\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-xCeWZPZXrd\">\u57fa\u672c\u64cd\u4f5c<\/h3>\n<ul>\n<li><strong>\u767c\u5e03\u6d88\u606f\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 <code>PUBLISH<\/code> \u5c07\u6d88\u606f\u767c\u9001\u5230\u6307\u5b9a\u983b\u9053\u3002<\/li>\n<li><strong>\u8a02\u95b1\u983b\u9053\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 <code>SUBSCRIBE<\/code> \u8a02\u95b1\u4e00\u500b\u6216\u591a\u500b\u983b\u9053\u3002<\/li>\n<li><strong>\u63a5\u6536\u6d88\u606f\uff1a<\/strong>\u7576\u6709\u65b0\u6d88\u606f\u767c\u4f48\u5230\u8a02\u95b1\u7684\u983b\u9053\u6642\uff0c\u6d88\u8cbb\u8005\u6703\u7acb\u5373\u63a5\u6536\u5230\u8a72\u6d88\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e6%b6%88%e6%81%af%e6%b6%88%e8%b2%bb%e7%9a%84%e7%a4%ba%e4%be%8b-xCeWZPZXrd\">\u5be6\u73fe\u5be6\u6642\u6d88\u606f\u6d88\u8cbb\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u4f86\u5be6\u73fe\u5be6\u6642\u6d88\u606f\u6d88\u8cbb\u3002<\/p>\n<pre><code>import redis\n\n# \u5275\u5efaRedis\u9023\u63a5\nclient = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u6d88\u8cbb\u8005\u8a02\u95b1\u983b\u9053\ndef message_handler(message):\n    print(f\"\u63a5\u6536\u5230\u6d88\u606f: {message['data'].decode('utf-8')}\")\n\npubsub = client.pubsub()\npubsub.subscribe(**{'my_channel': message_handler})\n\n# \u958b\u59cb\u63a5\u6536\u6d88\u606f\nprint(\"\u958b\u59cb\u63a5\u6536\u6d88\u606f...\")\npubsub.run_in_thread(sleep_time=0.001)\n\n# \u751f\u7522\u8005\u767c\u4f48\u6d88\u606f\nwhile True:\n    message = input(\"\u8acb\u8f38\u5165\u8981\u767c\u4f48\u7684\u6d88\u606f: \")\n    client.publish('my_channel', message)\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5275\u5efa\u4e86\u4e00\u500bRedis\u9023\u63a5\uff0c\u7136\u5f8c\u8a02\u95b1\u4e86\u4e00\u500b\u540d\u70ba <code>my_channel<\/code> \u7684\u983b\u9053\u3002\u7576\u6709\u6d88\u606f\u767c\u4f48\u5230\u8a72\u983b\u9053\u6642\uff0c<code>message_handler<\/code> \u51fd\u6578\u6703\u88ab\u8abf\u7528\uff0c\u4e26\u6253\u5370\u51fa\u63a5\u6536\u5230\u7684\u6d88\u606f\u3002\u751f\u7522\u8005\u5247\u53ef\u4ee5\u901a\u904e\u8f38\u5165\u6d88\u606f\u4f86\u767c\u4f48\u5230\u983b\u9053\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-xCeWZPZXrd\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u6642\u9700\u8981\u8003\u616e\u6027\u80fd\u554f\u984c\u3002\u7531\u65bc\u6240\u6709\u7684\u6d88\u606f\u90fd\u662f\u5728\u5167\u5b58\u4e2d\u8655\u7406\u7684\uff0c\u56e0\u6b64Redis\u80fd\u5920\u63d0\u4f9b\u6975\u9ad8\u7684\u541e\u5410\u91cf\u3002\u7136\u800c\uff0c\u7576\u8a02\u95b1\u8005\u6578\u91cf\u589e\u591a\u6642\uff0c\u6d88\u606f\u7684\u50b3\u905e\u5ef6\u9072\u53ef\u80fd\u6703\u589e\u52a0\u3002\u6b64\u5916\uff0cRedis\u7684Pub\/Sub\u4e0d\u652f\u6301\u6d88\u606f\u6301\u4e45\u5316\uff0c\u9019\u610f\u5473\u8457\u5982\u679c\u6d88\u8cbb\u8005\u5728\u6d88\u606f\u767c\u4f48\u6642\u4e0d\u5728\u7dda\uff0c\u5247\u5c07\u7121\u6cd5\u63a5\u6536\u5230\u8a72\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-xCeWZPZXrd\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u5be6\u6642\u6d88\u606f\u6d88\u8cbb\u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u8655\u7406\u5be6\u6642\u6578\u64da\u6d41\u3002\u901a\u904e\u7c21\u55ae\u7684\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u6d88\u606f\u7684\u5373\u6642\u50b3\u905e\u548c\u8655\u7406\u3002\u7121\u8ad6\u662f\u5728\u804a\u5929\u61c9\u7528\u3001\u5373\u6642\u901a\u77e5\u7cfb\u7d71\u9084\u662f\u6578\u64da\u6d41\u8655\u7406\u4e2d\uff0cRedis\u90fd\u80fd\u5920\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u904b\u884cRedis\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u5be6\u6642\u6578\u64da\u8655\u7406\u63d0\u4f9b\u7a69\u5b9a\u7684\u57fa\u790e\u8a2d\u65bd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5be6\u6642\u8a02\u95b1Redis\u6d88\u606f\uff0c\u5be6\u73fe\u5feb\u901f\u6d88\u8cbb\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5373\u6642\u8655\u7406\uff0c\u6eff\u8db3\u9ad8\u6027\u80fd\u9700\u6c42\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-182820","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182820","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=182820"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182820\/revisions"}],"predecessor-version":[{"id":182821,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182820\/revisions\/182821"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182820"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182820"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182820"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}