{"id":128953,"date":"2024-10-26T17:59:20","date_gmt":"2024-10-26T09:59:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128953\/"},"modified":"2024-10-26T17:59:21","modified_gmt":"2024-10-26T09:59:21","slug":"redis%e5%af%a6%e7%8f%be%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e8%a8%82%e9%96%b1%e5%8a%9f%e8%83%bd%ef%bc%88redis%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e8%88%87%e8%a8%82%e9%96%b1%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128953\/","title":{"rendered":"Redis\u5be6\u73fe\u6d88\u606f\u767c\u5e03\u8a02\u95b1\u529f\u80fd\uff08redis\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\uff09"},"content":{"rendered":"<h1 id=\"redis%e5%af%a6%e7%8f%be%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e8%a8%82%e9%96%b1%e5%8a%9f%e8%83%bd%ef%bc%88redis%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e8%88%87%e8%a8%82%e9%96%b1%ef%bc%89-uCWiZlChML\">Redis\u5be6\u73fe\u6d88\u606f\u767c\u5e03\u8a02\u95b1\u529f\u80fd\uff08Redis\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6d88\u606f\u50b3\u905e\u662f\u5be6\u73fe\u4e0d\u540c\u7d44\u4ef6\u4e4b\u9593\u901a\u4fe1\u7684\u95dc\u9375\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u652f\u6301\u6578\u64da\u5b58\u5132\uff0c\u9084\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\u6a5f\u5236\uff0c\u4e26\u63d0\u4f9b\u5be6\u969b\u7684\u4ee3\u78bc\u793a\u4f8b\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u61c9\u7528\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e8%88%87%e8%a8%82%e9%96%b1%ef%bc%9f-uCWiZlChML\">\u4ec0\u9ebc\u662f\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\uff1f<\/h2>\n<p>\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\u662f\u4e00\u7a2e\u6d88\u606f\u50b3\u905e\u6a21\u5f0f\uff0c\u5176\u4e2d\u767c\u9001\u8005\uff08\u767c\u5e03\u8005\uff09\u5c07\u6d88\u606f\u767c\u9001\u5230\u4e00\u500b\u6216\u591a\u500b\u4e3b\u984c\uff08Channel\uff09\uff0c\u800c\u63a5\u6536\u8005\uff08\u8a02\u95b1\u8005\uff09\u5247\u8a02\u95b1\u9019\u4e9b\u4e3b\u984c\u4ee5\u63a5\u6536\u6d88\u606f\u3002\u9019\u7a2e\u6a21\u5f0f\u7684\u512a\u52e2\u5728\u65bc\u89e3\u8026\u5408\uff0c\u767c\u5e03\u8005\u548c\u8a02\u95b1\u8005\u4e4b\u9593\u4e0d\u9700\u8981\u76f4\u63a5\u7684\u806f\u7e6b\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<h2 id=\"redis%e7%9a%84pub-sub%e6%a9%9f%e5%88%b6-uCWiZlChML\">Redis\u7684Pub\/Sub\u6a5f\u5236<\/h2>\n<p>Redis\u7684Pub\/Sub\u529f\u80fd\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u4e00\u500b\u6216\u591a\u500b\u4e3b\u984c\uff0c\u4e26\u5728\u6709\u65b0\u6d88\u606f\u767c\u5e03\u6642\u63a5\u6536\u901a\u77e5\u3002\u9019\u4e00\u6a5f\u5236\u975e\u5e38\u9069\u5408\u7528\u65bc\u5373\u6642\u6d88\u606f\u63a8\u9001\u3001\u804a\u5929\u61c9\u7528\u3001\u901a\u77e5\u7cfb\u7d71\u7b49\u5834\u666f\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-uCWiZlChML\">\u57fa\u672c\u64cd\u4f5c<\/h3>\n<p>\u5728Redis\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5be6\u73fe\u6d88\u606f\u7684\u767c\u5e03\u8207\u8a02\u95b1\uff1a<\/p>\n<ul>\n<li><code>PUBLISH channel message<\/code>\uff1a\u5c07\u6d88\u606f\u767c\u9001\u5230\u6307\u5b9a\u7684\u4e3b\u984c\u3002<\/li>\n<li><code>SUBSCRIBE channel<\/code>\uff1a\u8a02\u95b1\u6307\u5b9a\u7684\u4e3b\u984c\uff0c\u63a5\u6536\u8a72\u4e3b\u984c\u7684\u6d88\u606f\u3002<\/li>\n<li><code>UNSUBSCRIBE channel<\/code>\uff1a\u53d6\u6d88\u8a02\u95b1\u6307\u5b9a\u7684\u4e3b\u984c\u3002<\/li>\n<\/ul>\n<h3 id=\"%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-uCWiZlChML\">\u4ee3\u78bc\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u548cRedis\u7684\u7c21\u55ae\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5be6\u73fe\u6d88\u606f\u7684\u767c\u5e03\u8207\u8a02\u95b1\uff1a<\/p>\n<pre><code>import redis\nimport threading\n\n# \u5275\u5efaRedis\u9023\u63a5\nclient = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u8a02\u95b1\u8005\u51fd\u6578\ndef subscriber():\n    pubsub = client.pubsub()\n    pubsub.subscribe('my_channel')\n    for message in pubsub.listen():\n        if message['type'] == 'message':\n            print(f\"Received message: {message['data'].decode('utf-8')}\")\n\n# \u555f\u52d5\u8a02\u95b1\u8005\u7dda\u7a0b\nthreading.Thread(target=subscriber).start()\n\n# \u767c\u5e03\u6d88\u606f\nclient.publish('my_channel', 'Hello, Redis!')\nclient.publish('my_channel', 'This is a Pub\/Sub example.')\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\u5b9a\u7fa9\u4e86\u4e00\u500b\u8a02\u95b1\u8005\u51fd\u6578\uff0c\u8a72\u51fd\u6578\u8a02\u95b1\u4e86\u540d\u70ba\u201cmy_channel\u201d\u7684\u4e3b\u984c\u3002\u7576\u6709\u6d88\u606f\u767c\u5e03\u5230\u8a72\u4e3b\u984c\u6642\uff0c\u8a02\u95b1\u8005\u5c07\u63a5\u6536\u5230\u4e26\u6253\u5370\u51fa\u9019\u4e9b\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-uCWiZlChML\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136Redis\u7684Pub\/Sub\u529f\u80fd\u975e\u5e38\u5f37\u5927\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u6d88\u606f\u4e0d\u6703\u88ab\u6301\u4e45\u5316\uff1a\u5982\u679c\u8a02\u95b1\u8005\u5728\u6d88\u606f\u767c\u5e03\u6642\u672a\u5728\u7dda\uff0c\u5247\u5c07\u7121\u6cd5\u63a5\u6536\u5230\u8a72\u6d88\u606f\u3002<\/li>\n<li>\u7121\u6cd5\u9032\u884c\u6d88\u606f\u78ba\u8a8d\uff1aRedis\u4e0d\u63d0\u4f9b\u6d88\u606f\u78ba\u8a8d\u6a5f\u5236\uff0c\u9019\u610f\u5473\u8457\u4e00\u65e6\u6d88\u606f\u88ab\u767c\u9001\uff0c\u7121\u6cd5\u78ba\u4fdd\u8a02\u95b1\u8005\u5df2\u6210\u529f\u63a5\u6536\u3002<\/li>\n<li>\u6027\u80fd\u8003\u91cf\uff1a\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\uff0cPub\/Sub\u53ef\u80fd\u6703\u5f71\u97ffRedis\u7684\u6027\u80fd\uff0c\u56e0\u6b64\u9700\u8981\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uCWiZlChML\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5be6\u73fe\u5373\u6642\u901a\u4fe1\u3002\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\u548c\u9748\u6d3b\u7684\u8a2d\u8a08\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u69cb\u5efa\u51fa\u5404\u7a2e\u5373\u6642\u61c9\u7528\u3002\u7121\u8ad6\u662f\u7528\u65bc\u804a\u5929\u7cfb\u7d71\u3001\u901a\u77e5\u63a8\u9001\u9084\u662f\u5176\u4ed6\u9700\u8981\u5373\u6642\u6d88\u606f\u7684\u5834\u666f\uff0cRedis\u90fd\u80fd\u5920\u63d0\u4f9b\u7a69\u5b9a\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>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684Redis\u5be6\u73fe\u63d0\u4f9b\u7a69\u5b9a\u7684\u57fa\u790e\u8a2d\u65bd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u9ad8\u6548\u7684\u6d88\u606f\u767c\u5e03\u8207\u8a02\u95b1\u529f\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u5373\u6642\u901a\u4fe1\u80fd\u529b\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-128953","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128953","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=128953"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128953\/revisions"}],"predecessor-version":[{"id":128954,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128953\/revisions\/128954"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}