{"id":167185,"date":"2024-11-05T23:04:19","date_gmt":"2024-11-05T15:04:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167185\/"},"modified":"2024-11-05T23:04:20","modified_gmt":"2024-11-05T15:04:20","slug":"%e5%88%a9%e7%94%a8redis%e8%a8%82%e9%96%b1%e6%a8%a1%e5%bc%8f%e5%af%a6%e7%8f%be%e5%ae%8c%e6%95%b4%e7%9a%84%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e7%b3%bb%e7%b5%b1%ef%bc%88redis%e8%a8%82%e9%96%b1%e6%a8%a1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167185\/","title":{"rendered":"\u5229\u7528Redis\u8a02\u95b1\u6a21\u5f0f\u5be6\u73fe\u5b8c\u6574\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\uff08redis\u8a02\u95b1\u6a21\u5f0f\u88dc\u511f\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e8%a8%82%e9%96%b1%e6%a8%a1%e5%bc%8f%e5%af%a6%e7%8f%be%e5%ae%8c%e6%95%b4%e7%9a%84%e6%b6%88%e6%81%af%e7%99%bc%e5%b8%83%e7%b3%bb%e7%b5%b1%ef%bc%88redis%e8%a8%82%e9%96%b1%e6%a8%a1-ZcMnyAcTvj\">\u5229\u7528Redis\u8a02\u95b1\u6a21\u5f0f\u5be6\u73fe\u5b8c\u6574\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\uff08redis\u8a02\u95b1\u6a21\u5f0f\u88dc\u511f\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0c\u9084\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u5176\u4e2d\u7684\u8a02\u95b1\/\u767c\u5e03\uff08Pub\/Sub\uff09\u6a21\u5f0f\u7279\u5225\u9069\u5408\u7528\u65bc\u5be6\u73fe\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u8a02\u95b1\u6a21\u5f0f\u4f86\u69cb\u5efa\u4e00\u500b\u5b8c\u6574\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\uff0c\u4e26\u4ecb\u7d39\u88dc\u511f\u6a5f\u5236\u7684\u5be6\u73fe\u3002<\/p>\n<h2 id=\"redis%e8%a8%82%e9%96%b1-%e7%99%bc%e5%b8%83%e6%a8%a1%e5%bc%8f%e6%a6%82%e8%bf%b0-ZcMnyAcTvj\">Redis\u8a02\u95b1\/\u767c\u5e03\u6a21\u5f0f\u6982\u8ff0<\/h2>\n<p>Redis\u7684\u8a02\u95b1\/\u767c\u5e03\u6a21\u5f0f\u5141\u8a31\u6d88\u606f\u7684\u767c\u9001\u8005\uff08\u767c\u5e03\u8005\uff09\u548c\u63a5\u6536\u8005\uff08\u8a02\u95b1\u8005\uff09\u4e4b\u9593\u9032\u884c\u89e3\u8026\u3002\u767c\u5e03\u8005\u5c07\u6d88\u606f\u767c\u9001\u5230\u7279\u5b9a\u7684\u983b\u9053\uff0c\u800c\u8a02\u95b1\u8005\u5247\u53ef\u4ee5\u8a02\u95b1\u9019\u4e9b\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002\u9019\u7a2e\u6a21\u5f0f\u7684\u512a\u52e2\u5728\u65bc\uff0c\u767c\u5e03\u8005\u548c\u8a02\u95b1\u8005\u4e0d\u9700\u8981\u76f4\u63a5\u4e92\u76f8\u4e86\u89e3\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-ZcMnyAcTvj\">\u57fa\u672c\u64cd\u4f5c<\/h3>\n<p>\u5728Redis\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5be6\u73fe\u8a02\u95b1\u548c\u767c\u5e03\uff1a<\/p>\n<ul>\n<li><code>PUBLISH channel message<\/code>\uff1a\u5c07\u6d88\u606f\u767c\u9001\u5230\u6307\u5b9a\u7684\u983b\u9053\u3002<\/li>\n<li><code>SUBSCRIBE channel<\/code>\uff1a\u8a02\u95b1\u6307\u5b9a\u7684\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Python\u7684Redis\u5eab\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff1a<\/p>\n<pre><code>import redis\n\n# \u5275\u5efaRedis\u9023\u63a5\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u767c\u5e03\u6d88\u606f\nr.publish('test_channel', 'Hello, Redis!')\n\n# \u8a02\u95b1\u6d88\u606f\npubsub = r.pubsub()\npubsub.subscribe('test_channel')\n\n# \u63a5\u6536\u6d88\u606f\nfor message in pubsub.listen():\n    print(message)\n<\/code><\/pre>\n<h2 id=\"%e8%a3%9c%e5%84%9f%e6%a9%9f%e5%88%b6%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-ZcMnyAcTvj\">\u88dc\u511f\u6a5f\u5236\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u554f\u984c\uff0c\u4f8b\u5982\u6d88\u606f\u4e1f\u5931\u6216\u8a02\u95b1\u8005\u672a\u80fd\u53ca\u6642\u63a5\u6536\u6d88\u606f\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0c\u6211\u5011\u9700\u8981\u5f15\u5165\u88dc\u511f\u6a5f\u5236\u3002\u88dc\u511f\u6a5f\u5236\u7684\u76ee\u7684\u662f\u78ba\u4fdd\u5373\u4f7f\u5728\u7cfb\u7d71\u6545\u969c\u6216\u5176\u4ed6\u7570\u5e38\u60c5\u6cc1\u4e0b\uff0c\u6d88\u606f\u4e5f\u80fd\u5920\u88ab\u6b63\u78ba\u8655\u7406\u3002<\/p>\n<h3 id=\"%e8%a3%9c%e5%84%9f%e6%a9%9f%e5%88%b6%e7%9a%84%e5%af%a6%e7%8f%be-ZcMnyAcTvj\">\u88dc\u511f\u6a5f\u5236\u7684\u5be6\u73fe<\/h3>\n<p>\u88dc\u511f\u6a5f\u5236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u4f86\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li><strong>\u6d88\u606f\u6301\u4e45\u5316\uff1a<\/strong>\u5c07\u6d88\u606f\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u4ee5\u4fbf\u5728\u7cfb\u7d71\u6062\u5fa9\u5f8c\u91cd\u65b0\u767c\u9001\u3002<\/li>\n<li><strong>\u91cd\u8a66\u6a5f\u5236\uff1a<\/strong>\u5c0d\u65bc\u672a\u80fd\u6210\u529f\u8655\u7406\u7684\u6d88\u606f\uff0c\u8a2d\u7f6e\u91cd\u8a66\u6a5f\u5236\uff0c\u5b9a\u671f\u91cd\u65b0\u5617\u8a66\u8655\u7406\u3002<\/li>\n<li><strong>\u6b7b\u4fe1\u968a\u5217\uff1a<\/strong>\u5c07\u7121\u6cd5\u8655\u7406\u7684\u6d88\u606f\u653e\u5165\u6b7b\u4fe1\u968a\u5217\uff0c\u4ee5\u4fbf\u5f8c\u7e8c\u4eba\u5de5\u5e72\u9810\u6216\u5206\u6790\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5be6\u73fe\u6d88\u606f\u6301\u4e45\u5316\uff1a<\/p>\n<pre><code>import redis\nimport json\n\n# \u5275\u5efaRedis\u9023\u63a5\nr = redis.Redis(host='localhost', port=6379, db=0)\n\ndef publish_message(channel, message):\n    try:\n        r.publish(channel, message)\n    except Exception as e:\n        # \u5c07\u6d88\u606f\u6301\u4e45\u5316\u5230\u6578\u64da\u5eab\n        r.lpush('failed_messages', json.dumps({'channel': channel, 'message': message}))\n\n# \u4f7f\u7528\u793a\u4f8b\npublish_message('test_channel', 'Hello, Redis!')\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZcMnyAcTvj\">\u7d50\u8ad6<\/h2>\n<p>\u5229\u7528Redis\u7684\u8a02\u95b1\/\u767c\u5e03\u6a21\u5f0f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u69cb\u5efa\u4e00\u500b\u9ad8\u6548\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\u3002\u901a\u904e\u5f15\u5165\u88dc\u511f\u6a5f\u5236\uff0c\u6211\u5011\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u9760\u6027\uff0c\u78ba\u4fdd\u6d88\u606f\u7684\u6b63\u78ba\u8655\u7406\u3002\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u9069\u7528\u65bc\u5c0f\u578b\u61c9\u7528\uff0c\u4e5f\u80fd\u5920\u64f4\u5c55\u5230\u5927\u578b\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6eff\u8db3\u4e0d\u540c\u5834\u666f\u7684\u9700\u6c42\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u642d\u5efa\u9ad8\u6548\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\u611f\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u8a02\u95b1\u6a21\u5f0f\u69cb\u5efa\u9ad8\u6548\u7684\u6d88\u606f\u767c\u5e03\u7cfb\u7d71\uff0c\u4e26\u5be6\u73fe\u88dc\u511f\u6a5f\u5236\u4ee5\u589e\u5f37\u7cfb\u7d71\u7a69\u5b9a\u6027\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-167185","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167185","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=167185"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167185\/revisions"}],"predecessor-version":[{"id":167186,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167185\/revisions\/167186"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}