{"id":31811,"date":"2023-02-14T05:40:29","date_gmt":"2023-03-12T23:52:03","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e5%88%9b%e5%bb%ba%e5%8a%a0%e5%af%86%e6%96%87%e4%bb%b6%e3%80%82\/"},"modified":"2024-04-29T14:32:45","modified_gmt":"2024-04-29T06:32:45","slug":"%e4%bd%bf%e7%94%a8node-js%e5%88%9b%e5%bb%ba%e5%8a%a0%e5%af%86%e6%96%87%e4%bb%b6%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e5%88%9b%e5%bb%ba%e5%8a%a0%e5%af%86%e6%96%87%e4%bb%b6%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Node.js\u521b\u5efa\u52a0\u5bc6\u6587\u4ef6"},"content":{"rendered":"<p>\u4f7f\u7528Node.js\u6784\u5efa\u52a0\u5bc6\u6587\u4ef6\u7684\u5907\u5fd8\u5f55\u3002<\/p>\n<p>\u5728\u5236\u4f5c\u6279\u91cf\u8f6c\u6362\u5de5\u5177\u65f6\uff0c\u4f7f\u7528sync\u7c7b\u5de5\u5177\u66f4\u6613\u4e8e\u5904\u7406\u3002<\/p>\n<p>\u7531\u4e8eNode\u7684\u7248\u672c\u800c\u5177\u6709\u6216\u7f3a\u4e4f\u529f\u80fd\uff0c\u6240\u4ee5\u786e\u8ba4\u73af\u5883\u53ef\u80fd\u4f1a\u9ebb\u70e6\uff0c\u4f46\u662f\u4e0d\u9700\u8981\u9009\u62e9\u73af\u5883\u5b9e\u5728\u592a\u597d\u4e86\u3002<\/p>\n<p>\u8bf7\u6839\u636e\u4ee5\u4e0b\u7f51\u5740\u7684\u5185\u5bb9\u8fdb\u884c\u53c2\u8003\uff1a<br \/>\nhttps:\/\/nodejs.org\/api\/crypto.html<\/p>\n<h1>\u68c0\u67e5\u8fd0\u884c\u73af\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">macOS 10.12.3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">npm -v 3.10.9<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">node -v v7.2.0<\/ul>\n<h1>\u5c06\u6587\u4ef6\u8fdb\u884c\u52a0\u5bc6<\/h1>\n<pre class=\"post-pre\"><code><span class=\"kd\">function<\/span> <span class=\"nx\">cipher<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">,<\/span> <span class=\"nx\">algorithm<\/span><span class=\"p\">,<\/span> <span class=\"nx\">password<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">crypto<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">crypto<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">cipher<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">crypto<\/span><span class=\"p\">.<\/span><span class=\"nx\">createCipher<\/span><span class=\"p\">(<\/span><span class=\"nx\">algorithm<\/span><span class=\"p\">,<\/span> <span class=\"nx\">password<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nx\">Buffer<\/span><span class=\"p\">.<\/span><span class=\"nx\">concat<\/span><span class=\"p\">([<\/span><span class=\"nx\">cipher<\/span><span class=\"p\">.<\/span><span class=\"nx\">update<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">),<\/span> <span class=\"nx\">cipher<\/span><span class=\"p\">.<\/span><span class=\"nx\">final<\/span><span class=\"p\">()]);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">inData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">readFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">cipheredData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">cipher<\/span><span class=\"p\">(<\/span><span class=\"nx\">inData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aes-256-cbc<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">password<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">writeFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">cipheredData<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u6709\u5f88\u591a\u7b97\u6cd5\u53ef\u4f9b\u9009\u62e9\uff0c\u5982aes-256-cbc\u548caes-256-ctr\u7b49\u7b49\uff0c<br \/>\n\u60a8\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u786e\u8ba4\u53ef\u7528\u7684\u9009\u9879\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span> <span class=\"nx\">crypto<\/span><span class=\"p\">.<\/span><span class=\"nx\">getCiphers<\/span><span class=\"p\">()<\/span> <span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h1>\u5c1d\u8bd5\u5728\u7be1\u6539\u68c0\u6d4b\u4e2d\u52a0\u5165HMAC\u3002<\/h1>\n<pre class=\"post-pre\"><code><span class=\"kd\">function<\/span> <span class=\"nx\">hmac<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">,<\/span> <span class=\"nx\">algorithm<\/span><span class=\"p\">,<\/span> <span class=\"nx\">password<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">crypto<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">crypto<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">hmac<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">crypto<\/span><span class=\"p\">.<\/span><span class=\"nx\">createHmac<\/span><span class=\"p\">(<\/span><span class=\"nx\">algorithm<\/span><span class=\"p\">,<\/span> <span class=\"nx\">password<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">hmac<\/span><span class=\"p\">.<\/span><span class=\"nx\">update<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nx\">hmac<\/span><span class=\"p\">.<\/span><span class=\"nx\">digest<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">inData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">readFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">hmacData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">hmac<\/span><span class=\"p\">(<\/span><span class=\"nx\">inData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">sha256<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">password<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u30d5\u30a1\u30a4\u30eb\u30c7\u30fc\u30bf\u306e\u5148\u982d\u306bHMAC\u3092\u633f\u5165<\/span>\r\n<span class=\"nx\">inData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Buffer<\/span><span class=\"p\">.<\/span><span class=\"nx\">concat<\/span><span class=\"p\">([<\/span><span class=\"nx\">hmacData<\/span><span class=\"p\">,<\/span> <span class=\"nx\">inData<\/span><span class=\"p\">]);<\/span>\r\n<span class=\"c1\">\/\/ HMAC\u3092\u542b\u3081\u305f\u30d5\u30a1\u30a4\u30eb\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u6697\u53f7\u5316<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">cipheredData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">cipher<\/span><span class=\"p\">(<\/span><span class=\"nx\">inData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aes-256-cbc<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">password<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">writeFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">cipheredData<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u8ba4\u4e3a\u5728HMAC\u7684\u63d2\u5165\u4f4d\u7f6e\u4e0a\uff0c\u4e0d\u7ba1\u662f\u5728\u5f00\u5934\u8fd8\u662f\u5728\u672b\u5c3e\u90fd\u53ef\u4ee5\uff0c\u9009\u62e9\u54ea\u4e2a\u66f4\u65b9\u4fbf\u65e0\u5173\u7d27\u8981\u3002<\/p>\n<p>\u901a\u8fc7\u9009\u62e9\u4e0d\u540c\u7684\u54c8\u5e0c\u51fd\u6570\uff0cHMAC\u7684\u5927\u5c0f\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u4f46\u8fd9\u6b21\u6211\u4eec\u9009\u62e9\u4e86sha256\uff0c\u56e0\u6b64\u5927\u5c0f\u4e3a256\u4f4d= 32\u5b57\u8282\u3002<\/p>\n<p>\u5982\u679c\u8981\u8fdb\u884c\u7be1\u6539\u68c0\u6d4b\uff0c\u53ea\u9700\u5728\u4f7f\u7528\u7aef\u6839\u636e\u4ece\u7b2c33\u4e2a\u5b57\u8282\u5f00\u59cb\u7684\u6570\u636e\u751f\u6210HMAC\uff0c\u7136\u540e\u4e0e1-32\u5b57\u8282\u7684\u6570\u636e\u8fdb\u884c\u6bd4\u8f83\u5373\u53ef\u3002<\/p>\n<h1>\u8bd5\u8bd5\u538b\u7f29\u4e00\u4e0b<\/h1>\n<p>\u4e0d\u5fc5\u62c5\u5fc3\u6570\u636e\u5927\u5c0f\u7684\u95ee\u9898\u3002<br \/>\nzlib.deflateSync \u5f88\u65b9\u4fbf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">inData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">readFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">zlib<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">zlib<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">deflatedData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">zlib<\/span><span class=\"p\">.<\/span><span class=\"nx\">deflateSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">inData<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u4f3c\u4e4e\u5148\u538b\u7f29\u518d\u52a0\u5bc6\u53ef\u4ee5\u4f7f\u6570\u636e\u5927\u5c0f\u66f4\u5c0f\uff0c\u4f46\u52a0\u5bc6\u5f3a\u5ea6\u4f1a\u964d\u4f4e\u5427\u3002\u3002\u3002<\/p>\n<h1>\u8ba9\u6211\u4eec\u5c1d\u8bd5\u7f16\u8bd1LUA\u3002<\/h1>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\u3002<\/p>\n<p>https:\/\/www.npmjs.com\/package\/luac<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">luac<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">luac<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">luac<\/span><span class=\"p\">.<\/span><span class=\"nx\">buildToFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">outFilePath<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h1>\u5c1d\u8bd5\u8fdb\u884c\u7ec4\u5408<\/h1>\n<p>\u521b\u5efa\u5e26\u54c8\u5e0c\u503c\u7684\u52a0\u5bc6\u538b\u7f29\u7f16\u8bd1\u7684lua\u6570\u636e\u6587\u4ef6\uff0c\u7528\u4e8e\u68c0\u6d4b\u7be1\u6539\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">luac<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">luac<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">luac<\/span><span class=\"p\">.<\/span><span class=\"nx\">buildToFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">filepath<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">readFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u5727\u7e2e\u30c7\u30fc\u30bf\u306b\u3059\u308b<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">zlib<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">zlib<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">zlib<\/span><span class=\"p\">.<\/span><span class=\"nx\">deflateSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u30d5\u30a1\u30a4\u30eb\u30c7\u30fc\u30bf\u306e\u5148\u982d\u306bHMAC\u3092\u633f\u5165<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">hmacData<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">hmac<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">sha256<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">password<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Buffer<\/span><span class=\"p\">.<\/span><span class=\"nx\">concat<\/span><span class=\"p\">([<\/span><span class=\"nx\">hmacData<\/span><span class=\"p\">,<\/span> <span class=\"nx\">data<\/span><span class=\"p\">]);<\/span>\r\n\r\n<span class=\"c1\">\/\/ HMAC\u3092\u542b\u3081\u305f\u5727\u7e2e\u30d5\u30a1\u30a4\u30eb\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u6697\u53f7\u5316<\/span>\r\n<span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">cipher<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aes-256-cbc<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">password<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">writeFileSync<\/span><span class=\"p\">(<\/span><span class=\"nx\">filepath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">data<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Node.js\u6784\u5efa\u52a0\u5bc6\u6587\u4ef6\u7684\u5907\u5fd8\u5f55\u3002 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