{"id":171355,"date":"2024-11-07T02:03:18","date_gmt":"2024-11-06T18:03:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171355\/"},"modified":"2024-11-07T02:03:19","modified_gmt":"2024-11-06T18:03:19","slug":"%e6%b7%ba%e8%ab%87redis%e4%b8%ad%e7%b2%be%e7%a2%ba%e6%8e%a7%e5%88%b6%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%ef%bc%88redis%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171355\/","title":{"rendered":"\u6dfa\u8ac7Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\uff08redis\u8acb\u6c42\u5831\u6587\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%ba%e8%ab%87redis%e4%b8%ad%e7%b2%be%e7%a2%ba%e6%8e%a7%e5%88%b6%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%ef%bc%88redis%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%ef%bc%89-aDZKiNzQoY\">\u6dfa\u8ac7Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\uff08redis\u8acb\u6c42\u5831\u6587\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u5b83\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0c\u9084\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u5404\u7a2e\u8acb\u6c42\u5831\u6587\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%ef%bc%9f-aDZKiNzQoY\">\u4ec0\u9ebc\u662fRedis\u8acb\u6c42\u5831\u6587\uff1f<\/h2>\n<p>Redis\u8acb\u6c42\u5831\u6587\u662f\u6307\u5ba2\u6236\u7aef\u5411Redis\u4f3a\u670d\u5668\u767c\u9001\u7684\u8acb\u6c42\uff0c\u9019\u4e9b\u8acb\u6c42\u901a\u5e38\u4ee5\u7279\u5b9a\u7684\u683c\u5f0f\u9032\u884c\u7de8\u78bc\u3002Redis\u4f7f\u7528\u4e00\u7a2e\u7c21\u55ae\u7684\u6587\u672c\u5354\u8b70\uff0c\u5ba2\u6236\u7aef\u53ef\u4ee5\u901a\u904eTCP\u9023\u63a5\u767c\u9001\u8acb\u6c42\uff0c\u4f3a\u670d\u5668\u5247\u8fd4\u56de\u76f8\u61c9\u7684\u7d50\u679c\u3002\u8acb\u6c42\u5831\u6587\u7684\u683c\u5f0f\u901a\u5e38\u5305\u62ec\u547d\u4ee4\u540d\u7a31\u53ca\u5176\u53c3\u6578\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET key value<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c&#8221;SET&#8221;\u662f\u547d\u4ee4\u540d\u7a31\uff0c&#8221;key&#8221;\u548c&#8221;value&#8221;\u662f\u53c3\u6578\u3002\u9019\u7a2e\u7c21\u55ae\u7684\u683c\u5f0f\u4f7f\u5f97Redis\u80fd\u5920\u5feb\u901f\u89e3\u6790\u548c\u57f7\u884c\u8acb\u6c42\u3002<\/p>\n<h2 id=\"%e7%b2%be%e7%a2%ba%e6%8e%a7%e5%88%b6%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-aDZKiNzQoY\">\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6e1b\u5c11\u932f\u8aa4\u548c\u5ef6\u9072\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u8acb\u6c42\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u6355\u6349\u548c\u8655\u7406\u932f\u8aa4\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7ba1\u7406\uff1a<\/strong>\u5408\u7406\u7684\u8acb\u6c42\u63a7\u5236\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u907f\u514d\u904e\u8f09\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8redis%e4%b8%ad%e7%b2%be%e7%a2%ba%e6%8e%a7%e5%88%b6%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87-aDZKiNzQoY\">\u5982\u4f55\u5728Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587<\/h2>\n<p>\u5728Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e7%ae%a1%e9%81%93%e6%8a%80%e8%a1%93-aDZKiNzQoY\">1. \u4f7f\u7528\u7ba1\u9053\u6280\u8853<\/h3>\n<p>\u7ba1\u9053\u6280\u8853\u5141\u8a31\u5ba2\u6236\u7aef\u5728\u4e00\u6b21TCP\u9023\u63a5\u4e2d\u767c\u9001\u591a\u500b\u8acb\u6c42\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u7ba1\u9053\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport redis\n\nr = redis.Redis()\n\n# \u4f7f\u7528\u7ba1\u9053\npipe = r.pipeline()\npipe.set('key1', 'value1')\npipe.set('key2', 'value2')\npipe.execute()\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u7ba1\u9053\u4e00\u6b21\u6027\u767c\u9001\u4e86\u5169\u500bSET\u8acb\u6c42\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<h3 id=\"2-%e9%99%90%e6%b5%81%e6%8a%80%e8%a1%93-aDZKiNzQoY\">2. \u9650\u6d41\u6280\u8853<\/h3>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528\u9650\u6d41\u6280\u8853\u53ef\u4ee5\u6709\u6548\u63a7\u5236\u8acb\u6c42\u7684\u6578\u91cf\u3002Redis\u7684\u539f\u5b50\u64cd\u4f5c\u53ef\u4ee5\u5e6b\u52a9\u5be6\u73fe\u9019\u4e00\u9ede\u3002\u4f8b\u5982\uff0c\u4f7f\u7528INCR\u547d\u4ee4\u4f86\u8a08\u6578\u8acb\u6c42\uff1a<\/p>\n<pre><code>\nimport time\n\ndef rate_limiter(key, limit, period):\n    current = r.incr(key)\n    if current == 1:\n        r.expire(key, period)\n    return current &lt;= limit\n\n# \u4f7f\u7528\u9650\u6d41\nif rate_limiter(&#039;api_request&#039;, 100, 60):\n    # \u8655\u7406\u8acb\u6c42\n    pass\nelse:\n    # \u8d85\u904e\u9650\u6d41\n    pass\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5be6\u73fe\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u9650\u6d41\u5668\uff0c\u9650\u5236\u6bcf\u5206\u9418\u6700\u591a100\u500b\u8acb\u6c42\u3002<\/p>\n<h3 id=\"3-%e8%ab%8b%e6%b1%82%e5%a0%b1%e6%96%87%e7%9a%84%e6%a0%bc%e5%bc%8f%e5%8c%96-aDZKiNzQoY\">3. \u8acb\u6c42\u5831\u6587\u7684\u683c\u5f0f\u5316<\/h3>\n<p>\u70ba\u4e86\u63d0\u9ad8\u8acb\u6c42\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\uff0c\u53ef\u4ee5\u8003\u616e\u5c0d\u8acb\u6c42\u5831\u6587\u9032\u884c\u683c\u5f0f\u5316\u3002\u4f8b\u5982\uff0c\u4f7f\u7528JSON\u683c\u5f0f\u4f86\u50b3\u905e\u8907\u96dc\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/p>\n<pre><code>\nimport json\n\ndata = {\n    'key': 'value',\n    'another_key': 'another_value'\n}\n\nr.set('json_data', json.dumps(data))\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u4f7f\u6578\u64da\u7d50\u69cb\u66f4\u52a0\u6e05\u6670\uff0c\u4fbf\u65bc\u5f8c\u7e8c\u7684\u8655\u7406\u548c\u7dad\u8b77\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-aDZKiNzQoY\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u662f\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528\u7ba1\u9053\u6280\u8853\u3001\u9650\u6d41\u6280\u8853\u4ee5\u53ca\u8acb\u6c42\u5831\u6587\u7684\u683c\u5f0f\u5316\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u8acb\u6c42\uff0c\u6e1b\u5c11\u932f\u8aa4\u4e26\u63d0\u9ad8\u97ff\u61c9\u901f\u5ea6\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0cRedis\u7121\u7591\u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u7cbe\u78ba\u63a7\u5236\u8acb\u6c42\u5831\u6587\u7684\u6280\u5de7\u8207\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\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-171355","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171355","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=171355"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171355\/revisions"}],"predecessor-version":[{"id":171356,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171355\/revisions\/171356"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}