{"id":167187,"date":"2024-11-05T23:05:27","date_gmt":"2024-11-05T15:05:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167187\/"},"modified":"2024-11-05T23:05:28","modified_gmt":"2024-11-05T15:05:28","slug":"%e5%88%a9%e7%94%a8redis%e8%a8%82%e9%96%b1%e8%a8%ad%e7%bd%ae%e6%9c%89%e6%95%88%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%88redis-%e8%a8%82%e9%96%b1%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167187\/","title":{"rendered":"\u5229\u7528Redis\u8a02\u95b1\u8a2d\u7f6e\u6709\u6548\u904e\u671f\u6642\u9593\uff08redis \u8a02\u95b1\u904e\u671f\u6642\u9593\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e8%a8%82%e9%96%b1%e8%a8%ad%e7%bd%ae%e6%9c%89%e6%95%88%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%88redis-%e8%a8%82%e9%96%b1%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%89-pKxHsaQxIe\">\u5229\u7528Redis\u8a02\u95b1\u8a2d\u7f6e\u6709\u6548\u904e\u671f\u6642\u9593\uff08redis \u8a02\u95b1\u904e\u671f\u6642\u9593\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u6548\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0cRedis\u7684\u6027\u80fd\u512a\u52e2\u986f\u5f97\u5c24\u70ba\u7a81\u51fa\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u8a02\u95b1\u529f\u80fd\u8a2d\u7f6e\u6709\u6548\u7684\u904e\u671f\u6642\u9593\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\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-pKxHsaQxIe\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7684\u9996\u9078\u3002Redis\u7684\u8a02\u95b1\/\u767c\u5e03\uff08Pub\/Sub\uff09\u529f\u80fd\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u63a5\u6536\u4f86\u81ea\u9019\u4e9b\u983b\u9053\u7684\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e8%a8%ad%e7%bd%ae-pKxHsaQxIe\">\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u904e\u671f\u6642\u9593\u662f\u6307\u4e00\u500b\u9375\u5728\u88ab\u81ea\u52d5\u522a\u9664\u4e4b\u524d\u7684\u5b58\u6d3b\u6642\u9593\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u66f4\u65b0\u6216\u6e05\u7406\u7684\u6578\u64da\u975e\u5e38\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684EXPIRE\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10  # mykey\u5c07\u572810\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u7576mykey\u88ab\u8a2d\u7f6e\u70ba&#8221;Hello&#8221;\u5f8c\uff0c10\u79d2\u5f8c\u5b83\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e8%a8%82%e9%96%b1%e8%88%87%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e7%b5%90%e5%90%88-pKxHsaQxIe\">\u8a02\u95b1\u8207\u904e\u671f\u6642\u9593\u7684\u7d50\u5408<\/h2>\n<p>\u5728\u67d0\u4e9b\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u6839\u64da\u8a02\u95b1\u7684\u6d88\u606f\u4f86\u52d5\u614b\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u7528\u6236\u8a02\u95b1\u67d0\u500b\u983b\u9053\u6642\uff0c\u53ef\u4ee5\u6839\u64da\u7528\u6236\u7684\u6d3b\u52d5\u4f86\u8abf\u6574\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7528\u6236\u5728\u6d3b\u8e8d\u671f\u9593\u4e0d\u6703\u4e1f\u5931\u91cd\u8981\u7684\u6d88\u606f\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e5%8b%95%e6%85%8b%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-pKxHsaQxIe\">\u793a\u4f8b\uff1a\u52d5\u614b\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u63a5\u6536\u5230\u6d88\u606f\u6642\u52d5\u614b\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u8a02\u95b1\u983b\u9053\npubsub = r.pubsub()\npubsub.subscribe('my_channel')\n\n# \u8655\u7406\u6d88\u606f\nfor message in pubsub.listen():\n    if message['type'] == 'message':\n        print(f\"Received message: {message['data']}\")\n        # \u6839\u64da\u63a5\u6536\u5230\u7684\u6d88\u606f\u8a2d\u7f6e\u904e\u671f\u6642\u9593\n        r.set('mykey', message['data'])\n        r.expire('mykey', 30)  # \u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba30\u79d2\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u63a5\u6536\u5230\u4f86\u81ea&#8217;my_channel&#8217;\u983b\u9053\u7684\u6d88\u606f\u6642\uff0c\u5c07\u8a72\u6d88\u606f\u5b58\u5132\u5230mykey\u4e2d\uff0c\u4e26\u5c07\u5176\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba30\u79d2\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u7528\u6236\u6d3b\u8e8d\u671f\u9593\uff0c\u91cd\u8981\u7684\u6d88\u606f\u4e0d\u6703\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-pKxHsaQxIe\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u7684\u8a02\u95b1\u529f\u80fd\u548c\u904e\u671f\u6642\u9593\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u8abf\u6574\uff0c\u904e\u77ed\u7684\u904e\u671f\u6642\u9593\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\uff0c\u800c\u904e\u9577\u7684\u904e\u671f\u6642\u9593\u5247\u53ef\u80fd\u4f54\u7528\u904e\u591a\u7684\u5167\u5b58\u3002<\/li>\n<li>Redis\u7684\u904e\u671f\u6642\u9593\u662f\u57fa\u65bc\u9375\u7684\uff0c\u800c\u4e0d\u662f\u57fa\u65bc\u8a02\u95b1\u7684\u6d88\u606f\u3002\u56e0\u6b64\uff0c\u5fc5\u9808\u5728\u63a5\u6536\u5230\u6d88\u606f\u5f8c\u624b\u52d5\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/li>\n<li>\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u8003\u616e\u4f7f\u7528\u5206\u5e03\u5f0f\u9396\u4f86\u907f\u514d\u7af6\u722d\u689d\u4ef6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-pKxHsaQxIe\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u7684\u8a02\u95b1\u529f\u80fd\u8a2d\u7f6e\u6709\u6548\u7684\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\uff0c\u78ba\u4fdd\u91cd\u8981\u6d88\u606f\u5728\u7528\u6236\u6d3b\u8e8d\u671f\u9593\u4e0d\u6703\u4e1f\u5931\u3002\u901a\u904e\u52d5\u614b\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u9748\u6d3b\u8abf\u6574\u6578\u64da\u7684\u5b58\u6d3b\u6642\u9593\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u7279\u5225\u662f\u5728\u9999\u6e2f\u9019\u6a23\u7684\u5e02\u5834\u4e2d\uff0c\u9078\u64c7\u4e00\u500b\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u63d0\u4f9b\u5546\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u8a2d\u7f6e\u8a02\u95b1\u7684\u6709\u6548\u904e\u671f\u6642\u9593\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u4fe1\u606f\u53ca\u6642\u66f4\u65b0\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-167187","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167187","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=167187"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167187\/revisions"}],"predecessor-version":[{"id":167188,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167187\/revisions\/167188"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167187"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}