{"id":185118,"date":"2024-11-10T18:53:19","date_gmt":"2024-11-10T10:53:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185118\/"},"modified":"2024-11-10T18:53:21","modified_gmt":"2024-11-10T10:53:21","slug":"%e4%bd%bf%e7%94%a8redis%e9%99%90%e5%88%b6%e7%b3%bb%e7%b5%b1%e4%b8%a6%e7%99%bc%e9%87%8f%ef%bc%88redis%e9%99%90%e5%88%b6%e4%b8%a6%e7%99%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185118\/","title":{"rendered":"\u4f7f\u7528Redis\u9650\u5236\u7cfb\u7d71\u4e26\u767c\u91cf\uff08redis\u9650\u5236\u4e26\u767c\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e9%99%90%e5%88%b6%e7%b3%bb%e7%b5%b1%e4%b8%a6%e7%99%bc%e9%87%8f%ef%bc%88redis%e9%99%90%e5%88%b6%e4%b8%a6%e7%99%bc%ef%bc%89-uMgriARgku\">\u4f7f\u7528Redis\u9650\u5236\u7cfb\u7d71\u4e26\u767c\u91cf\uff08redis\u9650\u5236\u4e26\u767c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u4e26\u767c\u91cf\u7684\u7ba1\u7406\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u5982\u4f55\u6709\u6548\u5730\u63a7\u5236\u4e26\u767c\u8acb\u6c42\u6210\u70ba\u4e86\u958b\u767c\u8005\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u9650\u5236\u7cfb\u7d71\u7684\u4e26\u767c\u91cf\uff0c\u5f9e\u800c\u4fdd\u8b77\u5f8c\u7aef\u670d\u52d9\u4e0d\u88ab\u904e\u8f09\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-uMgriARgku\">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\u7531\u65bc\u5176\u9ad8\u6548\u7684\u8b80\u5beb\u6027\u80fd\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5728\u9650\u5236\u4e26\u767c\u91cf\u7684\u61c9\u7528\u4e2d\uff0cRedis\u7684\u539f\u5b50\u64cd\u4f5c\u548c\u904e\u671f\u6a5f\u5236\u4f7f\u5176\u6210\u70ba\u7406\u60f3\u7684\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e9%99%90%e5%88%b6%e4%b8%a6%e7%99%bc%e9%87%8f%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%80%9d%e8%b7%af-uMgriARgku\">\u4f7f\u7528Redis\u9650\u5236\u4e26\u767c\u91cf\u7684\u57fa\u672c\u601d\u8def<\/h2>\n<p>\u9650\u5236\u4e26\u767c\u91cf\u7684\u57fa\u672c\u601d\u8def\u662f\u901a\u904eRedis\u7684\u8a08\u6578\u5668\u4f86\u8ddf\u8e64\u7576\u524d\u7684\u8acb\u6c42\u6578\u91cf\uff0c\u4e26\u6839\u64da\u9810\u8a2d\u7684\u95be\u503c\u4f86\u6c7a\u5b9a\u662f\u5426\u5141\u8a31\u65b0\u7684\u8acb\u6c42\u9032\u5165\u7cfb\u7d71\u3002\u4ee5\u4e0b\u662f\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u8a2d\u7f6e\u4e00\u500b\u8a08\u6578\u5668\uff0c\u8a18\u9304\u7576\u524d\u7684\u8acb\u6c42\u6578\u91cf\u3002<\/li>\n<li>\u5728\u6bcf\u6b21\u8acb\u6c42\u5230\u9054\u6642\uff0c\u6aa2\u67e5\u8a08\u6578\u5668\u7684\u503c\u3002<\/li>\n<li>\u5982\u679c\u8a08\u6578\u5668\u7684\u503c\u5c0f\u65bc\u9810\u8a2d\u7684\u95be\u503c\uff0c\u5247\u5141\u8a31\u8acb\u6c42\u4e26\u589e\u52a0\u8a08\u6578\u5668\u7684\u503c\uff1b\u5426\u5247\uff0c\u62d2\u7d55\u8acb\u6c42\u3002<\/li>\n<li>\u8a2d\u7f6e\u8a08\u6578\u5668\u7684\u904e\u671f\u6642\u9593\uff0c\u4ee5\u4fbf\u5728\u4e00\u5b9a\u6642\u9593\u5f8c\u81ea\u52d5\u91cd\u7f6e\u3002<\/li>\n<\/ol>\n<h2 id=\"redis%e5%af%a6%e7%8f%be%e4%b8%a6%e7%99%bc%e9%99%90%e5%88%b6%e7%9a%84%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-uMgriARgku\">Redis\u5be6\u73fe\u4e26\u767c\u9650\u5236\u7684\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Redis\u4f86\u9650\u5236\u4e26\u767c\u91cf\u7684\u7c21\u55ae\u793a\u4f8b\uff0c\u5047\u8a2d\u6211\u5011\u5e0c\u671b\u5728\u6bcf\u5206\u9418\u5167\u9650\u5236\u6700\u591a100\u500b\u8acb\u6c42\uff1a<\/p>\n<pre><code>\nimport redis\nimport time\n\n# \u9023\u63a5\u5230Redis\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\ndef limit_requests(user_id):\n    key = f\"request_count:{user_id}\"\n    current_count = r.get(key)\n\n    if current_count is None:\n        # \u5982\u679c\u8a08\u6578\u5668\u4e0d\u5b58\u5728\uff0c\u521d\u59cb\u5316\u70ba1\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\n        r.set(key, 1, ex=60)\n        return True\n    elif int(current_count) &lt; 100:\n        # \u5982\u679c\u8a08\u6578\u5668\u5c0f\u65bc100\uff0c\u589e\u52a0\u8a08\u6578\u5668\n        r.incr(key)\n        return True\n    else:\n        # \u8d85\u904e\u9650\u5236\uff0c\u62d2\u7d55\u8acb\u6c42\n        return False\n\n# \u6a21\u64ec\u8acb\u6c42\nuser_id = &quot;user123&quot;\nfor _ in range(110):\n    if limit_requests(user_id):\n        print(&quot;\u8acb\u6c42\u88ab\u5141\u8a31&quot;)\n    else:\n        print(&quot;\u8acb\u6c42\u88ab\u62d2\u7d55&quot;)\n    time.sleep(0.5)  # \u6a21\u64ec\u8acb\u6c42\u9593\u9694\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-uMgriARgku\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u9650\u5236\u4e26\u767c\u91cf\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u8a08\u6578\u5668\u7684\u7cbe\u78ba\u6027\uff1a<\/strong>\u7531\u65bcRedis\u662f\u55ae\u7dda\u7a0b\u7684\uff0c\u8a08\u6578\u5668\u7684\u64cd\u4f5c\u662f\u539f\u5b50\u7684\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\uff0c\u4ecd\u9700\u8003\u616e\u8acb\u6c42\u7684\u5ef6\u9072\u548c\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li><strong>\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\uff1a<\/strong>\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u8abf\u6574\uff0c\u4ee5\u907f\u514d\u8a08\u6578\u5668\u904e\u65e9\u91cd\u7f6e\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u74b0\u5883\uff1a<\/strong>\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u9700\u78ba\u4fdd\u6240\u6709\u5be6\u4f8b\u90fd\u80fd\u6b63\u78ba\u8a2a\u554f\u540c\u4e00\u500bRedis\u5be6\u4f8b\uff0c\u4ee5\u4fdd\u6301\u8a08\u6578\u5668\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uMgriARgku\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u4f86\u9650\u5236\u7cfb\u7d71\u7684\u4e26\u767c\u91cf\u662f\u4e00\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u7ba1\u7406\u8acb\u6c42\u6d41\u91cf\uff0c\u4fdd\u8b77\u5f8c\u7aef\u670d\u52d9\u7684\u7a69\u5b9a\u6027\u3002\u901a\u904e\u7c21\u55ae\u7684\u8a08\u6578\u5668\u548c\u904e\u671f\u6a5f\u5236\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\u4f9d\u7136\u80fd\u5920\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u9650\u5236\u7cfb\u7d71\u4e26\u767c\u91cf\uff0c\u63d0\u5347\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u78ba\u4fdd\u8cc7\u6e90\u5408\u7406\u5206\u914d\uff0c\u907f\u514d\u904e\u8f09\u554f\u984c\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-185118","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185118","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=185118"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185118\/revisions"}],"predecessor-version":[{"id":185119,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185118\/revisions\/185119"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}