{"id":162997,"date":"2024-11-04T19:47:18","date_gmt":"2024-11-04T11:47:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162997\/"},"modified":"2024-11-04T19:47:19","modified_gmt":"2024-11-04T11:47:19","slug":"%e6%8e%a5redis%e5%af%a6%e7%8f%be%e8%b6%85%e7%9f%ad%e7%b6%b2%e5%9d%80%e6%9c%8d%e5%8b%99%ef%bc%88redis%e7%9f%ad%e9%8f%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162997\/","title":{"rendered":"\u63a5Redis\u5be6\u73fe\u8d85\u77ed\u7db2\u5740\u670d\u52d9\uff08Redis\u77ed\u93c8\uff09"},"content":{"rendered":"<h1 id=\"%e6%8e%a5redis%e5%af%a6%e7%8f%be%e8%b6%85%e7%9f%ad%e7%b6%b2%e5%9d%80%e6%9c%8d%e5%8b%99%ef%bc%88redis%e7%9f%ad%e9%8f%88%ef%bc%89-HJoFjceAwe\">\u63a5Redis\u5be6\u73fe\u8d85\u77ed\u7db2\u5740\u670d\u52d9\uff08Redis\u77ed\u93c8\uff09<\/h1>\n<p>\u96a8\u8457\u4e92\u806f\u7db2\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u77ed\u7db2\u5740\u670d\u52d9\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u6d41\u884c\u3002\u77ed\u7db2\u5740\u4e0d\u50c5\u80fd\u5920\u7bc0\u7701\u5b57\u7b26\u6578\uff0c\u9084\u80fd\u63d0\u9ad8\u93c8\u63a5\u7684\u53ef\u5206\u4eab\u6027\u548c\u53ef\u8b80\u6027\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u8b80\u5beb\u6027\u80fd\u548c\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u5be6\u73fe\u77ed\u7db2\u5740\u670d\u52d9\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u4f86\u5be6\u73fe\u4e00\u500b\u7c21\u55ae\u7684\u8d85\u77ed\u7db2\u5740\u670d\u52d9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%9f%ad%e7%b6%b2%e5%9d%80%e6%9c%8d%e5%8b%99%ef%bc%9f-HJoFjceAwe\">\u4ec0\u9ebc\u662f\u77ed\u7db2\u5740\u670d\u52d9\uff1f<\/h2>\n<p>\u77ed\u7db2\u5740\u670d\u52d9\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5c07\u9577\u7db2\u5740\u8f49\u63db\u70ba\u77ed\u7db2\u5740\uff0c\u4e26\u5728\u7528\u6236\u8a2a\u554f\u77ed\u7db2\u5740\u6642\u91cd\u5b9a\u5411\u5230\u539f\u59cb\u7684\u9577\u7db2\u5740\u3002\u9019\u7a2e\u670d\u52d9\u7684\u597d\u8655\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7bc0\u7701\u5b57\u7b26\u6578\uff0c\u7279\u5225\u662f\u5728\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u4e0a\u3002<\/li>\n<li>\u63d0\u9ad8\u93c8\u63a5\u7684\u53ef\u8b80\u6027\u548c\u53ef\u5206\u4eab\u6027\u3002<\/li>\n<li>\u4fbf\u65bc\u8ffd\u8e64\u9ede\u64ca\u6578\u64da\u548c\u7528\u6236\u884c\u70ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%ef%bc%9f-HJoFjceAwe\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5177\u6709\u4ee5\u4e0b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u4ee5\u6beb\u79d2\u7d1a\u7684\u901f\u5ea6\u8655\u7406\u6578\u64da\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u65b9\u4fbf\u5b58\u5132\u548c\u6aa2\u7d22\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u652f\u6301\u6578\u64da\u6301\u4e45\u5316\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e7%9f%ad%e7%b6%b2%e5%9d%80%e6%9c%8d%e5%8b%99%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-HJoFjceAwe\">\u5be6\u73fe\u77ed\u7db2\u5740\u670d\u52d9\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-HJoFjceAwe\">1. \u74b0\u5883\u6e96\u5099<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88ddRedis\u548c\u4e00\u500b\u652f\u6301\u7684\u7de8\u7a0b\u8a9e\u8a00\u74b0\u5883\uff08\u5982Python\u3001Node.js\u7b49\uff09\u3002\u4ee5\u4e0b\u662f\u5b89\u88ddRedis\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server\n<\/code><\/pre>\n<h3 id=\"2-%e7%9f%ad%e7%b6%b2%e5%9d%80%e7%94%9f%e6%88%90%e9%82%8f%e8%bc%af-HJoFjceAwe\">2. \u77ed\u7db2\u5740\u751f\u6210\u908f\u8f2f<\/h3>\n<p>\u77ed\u7db2\u5740\u7684\u751f\u6210\u53ef\u4ee5\u901a\u904e\u5c07\u9577\u7db2\u5740\u9032\u884c\u54c8\u5e0c\u8655\u7406\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff1a<\/p>\n<pre><code>import hashlib\nimport redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\ndef generate_short_url(long_url):\n    # \u4f7f\u7528SHA256\u54c8\u5e0c\u7b97\u6cd5\u751f\u6210\u77ed\u78bc\n    short_code = hashlib.sha256(long_url.encode()).hexdigest()[:6]\n    r.set(short_code, long_url)  # \u5c07\u77ed\u78bc\u548c\u9577\u7db2\u5740\u5b58\u5132\u5230Redis\n    return short_code\n<\/code><\/pre>\n<h3 id=\"3-%e7%9f%ad%e7%b6%b2%e5%9d%80%e9%87%8d%e5%ae%9a%e5%90%91-HJoFjceAwe\">3. \u77ed\u7db2\u5740\u91cd\u5b9a\u5411<\/h3>\n<p>\u7576\u7528\u6236\u8a2a\u554f\u77ed\u7db2\u5740\u6642\uff0c\u7cfb\u7d71\u9700\u8981\u5f9eRedis\u4e2d\u67e5\u627e\u5c0d\u61c9\u7684\u9577\u7db2\u5740\u4e26\u9032\u884c\u91cd\u5b9a\u5411\u3002\u4ee5\u4e0b\u662f\u91cd\u5b9a\u5411\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>from flask import Flask, redirect\n\napp = Flask(__name__)\n\n@app.route('\/')\ndef redirect_to_long_url(short_code):\n    long_url = r.get(short_code)\n    if long_url:\n        return redirect(long_url.decode())\n    else:\n        return \"\u77ed\u7db2\u5740\u4e0d\u5b58\u5728\", 404\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HJoFjceAwe\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528Redis\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u4e00\u500b\u9ad8\u6548\u7684\u8d85\u77ed\u7db2\u5740\u670d\u52d9\u3002Redis\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u4f7f\u5176\u6210\u70ba\u77ed\u7db2\u5740\u670d\u52d9\u7684\u7406\u60f3\u9078\u64c7\u3002\u7121\u8ad6\u662f\u751f\u6210\u77ed\u78bc\u9084\u662f\u9032\u884c\u91cd\u5b9a\u5411\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u5feb\u901f\u7684\u97ff\u61c9\u6642\u9593\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u77ed\u7db2\u5740\u670d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u5be6\u73fe\u8d85\u77ed\u7db2\u5740\u670d\u52d9\uff0c\u5feb\u901f\u751f\u6210\u77ed\u93c8\uff0c\u63d0\u5347\u93c8\u63a5\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u5206\u4eab\u904e\u7a0b\uff0c\u589e\u5f37\u7528\u6236\u9ad4\u9a57\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-162997","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162997","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=162997"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162997\/revisions"}],"predecessor-version":[{"id":162998,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162997\/revisions\/162998"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}