{"id":44507,"date":"2023-09-17T17:39:56","date_gmt":"2024-02-17T23:47:33","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8%e7%b1%bb%e4%bc%bc%e4%ba%8eruby%e7%9a%84crystal%e8%af%ad%e8%a8%80%ef%bc%8c%e5%88%a9%e7%94%a8amethyst%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aaapi%e6%9c%8d%e5%8a%a1%e5%99%a8%e3%80%82\/"},"modified":"2024-05-04T00:12:15","modified_gmt":"2024-05-03T16:12:15","slug":"%e4%bd%bf%e7%94%a8%e7%b1%bb%e4%bc%bc%e4%ba%8eruby%e7%9a%84crystal%e8%af%ad%e8%a8%80%ef%bc%8c%e5%88%a9%e7%94%a8amethyst%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aaapi%e6%9c%8d%e5%8a%a1%e5%99%a8%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8%e7%b1%bb%e4%bc%bc%e4%ba%8eruby%e7%9a%84crystal%e8%af%ad%e8%a8%80%ef%bc%8c%e5%88%a9%e7%94%a8amethyst%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aaapi%e6%9c%8d%e5%8a%a1%e5%99%a8%e3%80%82\/","title":{"rendered":"\u4f7f\u7528\u7c7b\u4f3c\u4e8eRuby\u7684Crystal\u8bed\u8a00\uff0c\u5229\u7528Amethyst\u521b\u5efa\u4e00\u4e2aAPI\u670d\u52a1\u5668"},"content":{"rendered":"<h1>\u6c34\u6676<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ruby\u30e9\u30a4\u30af\u306b\u66f8\u3051\u308b<\/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\">\u9759\u7684\u578b\u4ed8\u3051<\/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\">golang\u306e\u6709\u529b\u5bfe\u6297\u99ac(\u3060\u3068\u601d\u3063\u3066\u308b)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u30d0\u30a4\u30ca\u30ea\u5b9f\u884c<\/ul>\n<p>\u5236\u4f5c\u7684API\u662f\u4ece\u6570\u636e\u5e93\u4e2d\u62c9\u53d6\u4fe1\u606f\uff0c\u5e76\u4ee5JSON\u683c\u5f0f\u8fd4\u56de\u7684\u5185\u5bb9\u3002\u8fd9\u6b21\u6211\u4eec\u53ea\u5236\u4f5c\u4e00\u4e2a\u8fd4\u56de\u7528\u6237\u6570\u91cf\u7684API\u3002<\/p>\n<h1>Go\u8bed\u8a00<\/h1>\n<p>\u4f5c\u4e3a\u4e00\u4e2a\u5e73\u5e38\u4f7f\u7528Ruby\u7684\u4eba\uff0c\u6211\u89c9\u5f97Golang\u867d\u7136\u7b80\u5355\uff0c\u4f46\u662f\u6709\u4e00\u4e9bC\u7684\u611f\u89c9&#8230;\u4e00\u5f00\u59cb\u6211\u7528Golang\u5199\u4e86\u4e00\u90e8\u5206\uff0c\u4f46\u540e\u6765\u5c1d\u8bd5\u7528crystal\u91cd\u5199\u53d1\u73b0\u5199\u8d77\u6765\u66f4\u5bb9\u6613\uff01\u6240\u4ee5\u6211\u9009\u62e9\u4e86\u5728\u8fd9\u91cc\u5199\u3002<\/p>\n<p>\u7531\u4e8eCrystal\u76f8\u5f53\u7c7b\u4f3c\u4e8eRuby\uff0c\u6240\u4ee5\u5b66\u4e60\u6210\u672c\u975e\u5e38\u4f4e\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u636e\u8bf4\u4e0egolang\u4e0d\u540c\u7684\u662f\u65e0\u6cd5\u589e\u52a0\u6838\u5fc3\u6570\u91cf\uff08\u5c06\u6765\u53ef\u80fd\u4f1a\u8fdb\u884c\u9002\u914d\uff09\u3002<\/p>\n<h1>\u7d2b\u6c34\u6676<\/h1>\n<p>\u56e0\u4e3a\u8fd9\u6b21\u662fAPI\u670d\u52a1\u5668\uff0c\u6240\u4ee5\u6ca1\u6709\u4f7f\u7528\u8fd9\u4e2a\u5b8c\u6574\u7684\u5806\u6808\u6846\u67b6Rails\u7684\u7406\u7531\uff0c\u4f46\u662f\u6211\u60f3\u5feb\u901f\u7f16\u5199\u8def\u7531\u90e8\u5206\uff0c\u6240\u4ee5\u51b3\u5b9a\u4f7f\u7528\u5b83\u3002<\/p>\n<p>\u4e0e\u51e0\u4e4e\u4e0d\u4f7f\u7528\u7684\u60c5\u51b5\u76f8\u6bd4\uff0c\u5904\u7406\u901f\u5ea6\u964d\u4f4e\u5230\u4e86\u539f\u6765\u76842\/3\u5de6\u53f3\u3002<\/p>\n<h2>\u5b89\u88c5\u8f6f\u4ef6\u5305<\/h2>\n<p>\u6211\u4f1a\u5feb\u901f\u5236\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mkdir api_sample\r\n$ cd api_sample\r\n$ touch Projectfile\r\n<\/code><\/pre>\n<p>Projectfile\u5728Ruby\u4e2d\u76f8\u5f53\u4e8eGemfile\u3002<br \/>\n\u5f00\u59cb\u5b89\u88c5\u65f6\u4f1a\u751f\u6210\u4e00\u4e2a.deps.lock\u6587\u4ef6\uff0c\u5e76\u56fa\u5b9a\u7248\u672c\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5fc5\u8981\u7684\u8f6f\u4ef6\u5305\u6e05\u5355\u3002<\/p>\n<pre class=\"post-pre\"><code>deps do\r\n  github \"will\/crystal-pg\"\r\n  github \"Codcore\/amethyst\"\r\n  github \"spalger\/crystal-mime\"\r\nend\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u4f7f\u7528Crystal Deps\u8fdb\u884c\u5b89\u88c5\uff0c\u5e76\u4e14\u901a\u8fc7\u4ee3\u7801\u4e2d\u7684require\u8bed\u53e5\u6765\u8fdb\u884c\u52a0\u8f7d\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u5f00\u59cb\u521b\u5efaAPI\u90e8\u5206\u3002<\/p>\n<p>\u8fd9\u6b21\u6211\u4eec\u4ee5\u7b80\u5355\u7684\u65b9\u5f0f\u521b\u5efa\u4e86\uff0c\u4f46\u662f\u53ef\u4ee5\u5c06\u63a7\u5236\u5668\u7b49\u5206\u79bb\u51fa\u6765\uff0c\u4ee5\u7c7b\u4f3cRails\u7684\u65b9\u5f0f\u7f16\u5199\uff0c\u8be6\u60c5\u8bf7\u53c2\u8003\u5b98\u65b9\u5b58\u50a8\u5e93\u4e2d\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mkdir src\r\n$ vim src\/app.cr\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nb\">require<\/span> <span class=\"s2\">\"amethyst\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"pg\"<\/span>\r\n\r\n<span class=\"no\">DB<\/span> <span class=\"o\">=<\/span> <span class=\"no\">PG<\/span><span class=\"p\">.<\/span><span class=\"nf\">connect<\/span><span class=\"p\">(<\/span><span class=\"s2\">\"postgres:\/\/user@host:port\/db_name\"<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">UsersController<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">Base<\/span><span class=\"o\">::<\/span><span class=\"no\">Controller<\/span>\r\n  <span class=\"n\">actions<\/span> <span class=\"ss\">:index<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">index<\/span>\r\n    <span class=\"n\">result<\/span> <span class=\"o\">=<\/span> <span class=\"no\">DB<\/span><span class=\"p\">.<\/span><span class=\"nf\">exec<\/span><span class=\"p\">({<\/span><span class=\"no\">Int32<\/span><span class=\"p\">},<\/span> <span class=\"s2\">\"SELECT count(id) FROM users\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"nb\">hash<\/span> <span class=\"o\">=<\/span> <span class=\"no\">Hash<\/span><span class=\"p\">(<\/span><span class=\"no\">String<\/span><span class=\"p\">,<\/span> <span class=\"no\">Int32<\/span><span class=\"p\">).<\/span><span class=\"nf\">new<\/span>\r\n    <span class=\"nb\">hash<\/span><span class=\"p\">[<\/span><span class=\"s2\">\"users\"<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">result<\/span><span class=\"p\">.<\/span><span class=\"nf\">rows<\/span><span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">].<\/span><span class=\"nf\">to_a<\/span><span class=\"p\">.<\/span><span class=\"nf\">first<\/span>\r\n    <span class=\"n\">json<\/span> <span class=\"nb\">hash<\/span><span class=\"p\">.<\/span><span class=\"nf\">to_json<\/span>\r\n  <span class=\"k\">end<\/span> \r\n<span class=\"k\">end<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">ApiApp<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">Base<\/span><span class=\"o\">::<\/span><span class=\"no\">App<\/span>\r\n  <span class=\"n\">routes<\/span><span class=\"p\">.<\/span><span class=\"nf\">draw<\/span> <span class=\"k\">do<\/span>\r\n    <span class=\"n\">get<\/span> <span class=\"s2\">\"\/api\/v1\/users\"<\/span><span class=\"p\">,<\/span> <span class=\"s2\">\"users#index\"<\/span>\r\n    <span class=\"n\">register<\/span> <span class=\"no\">UsersController<\/span>\r\n  <span class=\"k\">end<\/span> \r\n<span class=\"k\">end<\/span>\r\n\r\n<span class=\"n\">app<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ApiApp<\/span><span class=\"p\">.<\/span><span class=\"nf\">new<\/span>\r\n<span class=\"n\">app<\/span><span class=\"p\">.<\/span><span class=\"nf\">serve<\/span>\r\n<\/code><\/pre>\n<p>\u53ea\u9700\u8981\u8fd9\u4e48\u505a\u3002<br \/>\n\u53ea\u9700\u5728users#index\u7684\u6700\u540e\u4e00\u884c\u5c06format\u8bbe\u7f6e\u4e3ajson\uff0c\u5c06hash\u8f6c\u6362\u4e3ato_json\u5e76\u8fd4\u56de\u3002<br \/>\n\u975e\u5e38\u7c7b\u4f3cRuby\uff0c\u5f88\u5bb9\u6613\u5199\u3002<\/p>\n<p>\u8fd4\u56de\u503c\u4f1a\u50cf\u8fd9\u6837\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span><span class=\"err\">users:<\/span><span class=\"mi\">100<\/span><span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53ea\u9700\u6784\u5efa\u5e76\u4f7f\u7528\u7ed9\u5b9a\u7684\u5b9e\u9645\u73af\u5883\u3002<\/p>\n<pre class=\"post-pre\"><code>$ crystal build --release src\/app.cr\r\n$ .\/app\r\n<\/code><\/pre>\n<h1>\u5728Ubuntu 14.04\u4e0a\u53d1\u751f\u7684\u95ee\u9898<\/h1>\n<p>Crystal-PG\u51fa\u73b0\u4e86\u4e00\u4e2a\u6545\u969c\u5bfc\u81f4\u9519\u8bef\u3002\u770b\u8d77\u6765\u597d\u50cf\u4e4b\u524d\u4e5f\u63d0\u8fc7\u95ee\u9898\uff0c\u4f46\u4f3c\u4e4e\u8fd8\u6ca1\u6709\u89e3\u51b3\uff1f<\/p>\n<p>\u9605\u8bfb\u4e0a\u4e00\u671f\u7684\u5185\u5bb9\u540e\uff0c\u6211\u53d1\u73b0\u5c06postgres\u5347\u7ea7\u52309.4\u7248\u672c\u540e\uff0c\u5b83\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\u3002\u4e8e\u662f\u6211\u5c06postgres\u5347\u7ea7\u52309.4\u7248\u672c\u540e\uff0c\u5b83\u6210\u529f\u5730\u5f00\u59cb\u8fd0\u884c\u3002<\/p>\n<p>\u6dfb\u52a0\u5907\u6ce8<\/p>\n<p>\u8fd9\u4e2agem\u4f3c\u4e4e\u662f\u6839\u636epg_config\u53c2\u6570\u6765\u786e\u5b9a\u94fe\u63a5\u7684\uff0c\u4f46\u662f\u7ecf\u8fc7\u8c03\u67e5\u53d1\u73b0\uff0cpostgres\u76849.3\u7cfb\u548c9.4\u7cfb\u4e4b\u95f4\u6709\u4ee5\u4e0b\u4e0d\u540c\u4e4b\u5904\u3002<\/p>\n<pre class=\"post-pre\"><code># postgres 9.3.9\r\nINCLUDEDIR = \/usr\/include\/postgresql\r\nLIBDIR = \/usr\/lib\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code># postgres 9.4.4\r\nINCLUDEDIR = \/usr\/include\/postgresql\r\nLIBDIR = \/usr\/lib\/x86_64-linux-gnu\r\n<\/code><\/pre>\n<p>\u5c1d\u8bd5\u4fee\u6b63LIBDIR\u4f4d\u7f6e\u540e\uff0c\u6d4b\u8bd5\u53d1\u73b0\u7a0b\u5e8f\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\uff0c\u56e0\u6b64\u4f3c\u4e4e\u76f4\u63a5\u4fee\u6539crystal-pg\u4e5f\u53ef\u4ee5\u4f7f\u5176\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">module<\/span> <span class=\"nn\">PG<\/span>\r\n  <span class=\"err\">@<\/span><span class=\"p\">[<\/span><span class=\"no\">Link<\/span><span class=\"p\">(<\/span><span class=\"ss\">ldflags: <\/span><span class=\"s2\">\"-lpq -I`pg_config --includedir` -L \/usr\/lib\/x86_64-linux-gnu\"<\/span><span class=\"p\">)]<\/span>\r\n  <span class=\"n\">lib<\/span> <span class=\"no\">LibPQ<\/span>\r\n<\/code><\/pre>\n<p>\u6587\u4ef6\u4f4d\u4e8eroot\/.deps\/will-crystal-pg\/src\/pg\/libpq.cr\u3002<\/p>\n<h1>nginx\u7684\u914d\u7f6e<\/h1>\n<p>\u56e0\u4e3a\u5728crystal\u4e2d\u65e0\u6cd5\u786e\u5b9a\u5982\u4f55\u8bbe\u7f6eAccess-Control-Allow-Origin\uff0c\u6240\u4ee5\u6211\u4eec\u9009\u62e9\u5728nginx\u5185\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">upstream<\/span> <span class=\"n\">crystal<\/span> {\r\n  <span class=\"n\">server<\/span> <span class=\"n\">localhost<\/span>:<span class=\"m\">8080<\/span>;\r\n  <span class=\"n\">keepalive<\/span> <span class=\"m\">300<\/span>;\r\n}\r\n\r\n<span class=\"n\">server<\/span> {\r\n  <span class=\"n\">location<\/span> \/<span class=\"n\">api<\/span> {\r\n    <span class=\"n\">access_log<\/span> <span class=\"n\">off<\/span>;\r\n    <span class=\"n\">error_log<\/span> \/<span class=\"n\">dev<\/span>\/<span class=\"n\">null<\/span> <span class=\"n\">crit<\/span>;\r\n    <span class=\"n\">add_header<\/span> <span class=\"n\">Access<\/span>-<span class=\"n\">Control<\/span>-<span class=\"n\">Allow<\/span>-<span class=\"n\">Origin<\/span> *;\r\n    <span class=\"n\">proxy_pass<\/span> <span class=\"n\">http<\/span>:\/\/<span class=\"n\">crystal<\/span>;\r\n    <span class=\"n\">proxy_http_version<\/span> <span class=\"m\">1<\/span>.<span class=\"m\">1<\/span>;\r\n    <span class=\"n\">proxy_set_header<\/span> <span class=\"n\">Connection<\/span> <span class=\"s2\">\"\"<\/span>; \r\n  }\r\n}\r\n<\/code><\/pre>\n<h1>\u4e0e Golang \u7684\u57fa\u51c6\u6d4b\u8bd5<\/h1>\n<p>\u6211\u4f7f\u7528golang\u548cgin\u6846\u67b6\u6765\u5236\u4f5c\u4e86\u540c\u6837\u7684\u4e1c\u897f\uff0c\u5e76\u8fdb\u884c\u4e86\u57fa\u51c6\u6d4b\u8bd5\u3002<\/p>\n<p>\u5728\u672c\u5730\u8fd0\u884c ab \u547d\u4ee4\uff0c\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\uff1a-k -c 10 -n 10000\uff0c\u6d4b\u8bd5\u8bf7\u6c42\u5730\u5740\u4e3a http:\/\/127.0.0.1\/api\/v1\/users\u3002<\/p>\n<div>\n<div class=\"post-table\">langrequest\/seccrystal(amethyst)2272.13golang(gin)1278.75<\/div>\n<\/div>\n<p>\u6839\u636e\u7ed3\u6784\u6676\u4f53\u60c5\u51b5\u6765\u770b\uff0c\u5b83\u538b\u5012\u6027\u5730\u80dc\u51fa\u3002<br \/>\n\u7136\u800c\uff0c\u5982\u679c\u4f7f\u7528\u6240\u6709\u6838\u5fc3\uff0c\u6211\u8ba4\u4e3agolang\u4f1a\u8d85\u8fc7\u5b83\u3002<\/p>\n<p>\u4f7f\u7528 nginx \u8fdb\u884c\u4f20\u9012\u7684\u8bdd\uff0c\u901a\u8fc7 nginx \u7684\u901f\u5ea6\u5927\u7ea6\u4e3a 2700req\/sec \u5de6\u53f3\u3002\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5982\u679c\u4f7f\u7528 rails \uff0c\u901f\u5ea6\u5927\u7ea6\u4e3a 200-300req\/sec \uff08\u5de5\u4f5c\u7ebf\u7a0b\u6570\u91cf\uff1a2-8\uff09\u3002<\/p>\n<p>\u5982\u679c\u80fd\u591f\u8f7b\u677e\u5730\u5b9e\u73b0\u8fd9\u4e48\u9ad8\u7684\u901f\u5ea6\u63d0\u5347\uff0c\u4e5f\u8bb8\u91cd\u65b0\u4f7f\u7528Crystal\u7f16\u5199\u516c\u5f00\u7684API\u53ef\u80fd\u662f\u4e00\u4e2a\u597d\u4e3b\u610f\u3002<\/p>\n<p>\u9274\u4e8e\u8fd9\u4e2a\u6837\u672c\u7565\u6709\u4e0d\u540c\uff0c\u4f46\u6211\u5728Github\u4e0a\u4e5f\u6709\u516c\u5f00\uff0c\u60a8\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6c34\u6676 ruby\u30e9\u30a4\u30af\u306b\u66f8\u3051\u308b &nbsp; \u9759\u7684\u578b\u4ed8\u3051 &nbsp; golang\u306e\u6709\u529b\u5bfe\u6297\u99ac(\u3060\u3068\u601d\u3063\u3066\u308b) 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