{"id":37,"date":"2023-07-10T02:54:42","date_gmt":"2023-02-16T08:47:55","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e5%a6%82%e4%bd%95%e5%9c%a8ubuntu-22-04%e4%b8%8a%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f\/"},"modified":"2025-07-31T21:49:03","modified_gmt":"2025-07-31T13:49:03","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8ubuntu-22-04%e4%b8%8a%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e4%bd%95%e5%9c%a8ubuntu-22-04%e4%b8%8a%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f\/","title":{"rendered":"Ubuntu 22.04\u4e0a\u6784\u5efaRuby on Rails\u5e94\u7528\uff1a\u5b8c\u6574\u6307\u5357\u4e0e\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<h3>\u5f15\u8a00<\/h3>\n<p>Rails \u662f\u4e00\u4e2a\u7528 Ruby \u7f16\u5199\u7684 Web \u5e94\u7528\u6846\u67b6\u3002\u5b83\u91c7\u7528\u4e00\u79cd\u201c\u56fa\u6267\u5df1\u89c1\u201d\u7684\u5f00\u53d1\u65b9\u5f0f\uff0c\u5047\u8bbe\u5728\u5171\u540c\u76ee\u6807\u4e0b\uff0c\u4e00\u5957\u7ea6\u5b9a\u4fd7\u6210\u7684\u89c4\u5219\u6700\u9002\u5408\u5f00\u53d1\u8005\u3002\u56e0\u6b64\uff0cRails \u63d0\u4f9b\u4e86\u5904\u7406\u8def\u7531\u3001\u6709\u72b6\u6001\u6570\u636e\u3001\u8d44\u6e90\u7ba1\u7406\u7b49\u65b9\u9762\u7684\u7ea6\u5b9a\uff0c\u4ee5\u63d0\u4f9b\u5927\u591a\u6570 Web \u5e94\u7528\u6240\u9700\u7684\u57fa\u672c\u529f\u80fd\u3002<\/p>\n<p>Rails \u9075\u5faa\u6a21\u578b-\u89c6\u56fe-\u63a7\u5236\u5668\uff08MVC\uff09\u7684\u67b6\u6784\u6a21\u5f0f\uff0c\u8be5\u67b6\u6784\u5c06\u5e94\u7528\u7a0b\u5e8f\u903b\u8f91\uff08\u4f4d\u4e8e\u6a21\u578b\u4e2d\uff09\u4e0e\u8def\u7531\u548c\u5e94\u7528\u7a0b\u5e8f\u4fe1\u606f\u7684\u5448\u73b0\u5206\u79bb\u3002\u8fd9\u79cd\u7ec4\u7ec7\u7ed3\u6784\u4ee5\u53ca\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u5c06\u4ee3\u7801\u63d0\u53d6\u5230\u52a9\u624b\u548c\u5c40\u90e8\u89c6\u56fe\u4e2d\u7684\u5176\u4ed6\u7ea6\u5b9a\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u4e0d\u4f1a\u4e0d\u5fc5\u8981\u5730\u91cd\u590d\u3002<\/p>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u60a8\u5c06\u6784\u5efa\u4e00\u4e2a Rails \u5e94\u7528\u7a0b\u5e8f\uff0c\u8ba9\u7528\u6237\u53ef\u4ee5\u53d1\u5e03\u5173\u4e8e\u9ca8\u9c7c\u53ca\u5176\u884c\u4e3a\u7684\u4fe1\u606f\u3002\u8be5\u9879\u76ee\u5c06\u4f5c\u4e3a\u672a\u6765\u5e94\u7528\u5f00\u53d1\u7684\u8d77\u70b9\u3002<\/p>\n<h2>\u5148\u51b3\u6761\u4ef6<\/h2>\n<p>\u8981\u6309\u7167\u672c\u6559\u7a0b\u8fdb\u884c\u64cd\u4f5c\uff0c\u60a8\u9700\u8981\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>\u4e00\u53f0\u8fd0\u884c Ubuntu 22.04 \u7684\u672c\u5730\u673a\u5668\u6216\u5f00\u53d1\u670d\u52a1\u5668\u3002\u60a8\u7684\u5f00\u53d1\u673a\u5668\u5e94\u5177\u6709\u4e00\u4e2a\u5177\u6709\u7ba1\u7406\u6743\u9650\u7684\u975e root \u7528\u6237\uff0c\u5e76\u914d\u7f6e\u4e86 UFW \u9632\u706b\u5899\u3002\u6709\u5173\u5982\u4f55\u8bbe\u7f6e\u7684\u8bf4\u660e\uff0c\u8bf7\u9605\u8bfb\u6211\u4eec\u7684\u300aUbuntu 22.04 \u521d\u59cb\u670d\u52a1\u5668\u8bbe\u7f6e\u300b\u6559\u7a0b\u3002<\/li>\n<li>\u5728\u60a8\u7684\u672c\u5730\u673a\u5668\u6216\u5f00\u53d1\u670d\u52a1\u5668\u4e0a\u5b89\u88c5 Node.js \u548c npm\u3002\u672c\u6559\u7a0b\u4f7f\u7528 Node.js \u7248\u672c 18.13.0 \u548c npm \u7248\u672c 8.19.3\u3002\u6709\u5173\u5728 Ubuntu 22.04 \u4e0a\u5b89\u88c5 Node.js \u548c npm \u7684\u6307\u5bfc\uff0c\u8bf7\u9075\u5faa\u300a\u5982\u4f55\u5728 Ubuntu 22.04 \u4e0a\u5b89\u88c5 Node.js\u300b\u6559\u7a0b\u4e2d\u201c\u9009\u9879 2 \u2014 \u4f7f\u7528 PPA \u5b89\u88c5\u201d\u90e8\u5206\u7684\u8bf4\u660e\u3002<\/li>\n<li>\u5728\u60a8\u7684\u672c\u5730\u673a\u5668\u6216\u5f00\u53d1\u670d\u52a1\u5668\u4e0a\u5b89\u88c5 Ruby\u3001rbenv \u548c Rails\uff0c\u9075\u5faa\u300a\u5982\u4f55\u5728 Ubuntu 22.04 \u4e0a\u4f7f\u7528 rbenv \u5b89\u88c5 Ruby on Rails\u300b\u6559\u7a0b\u4e2d\u7684\u6b65\u9aa4 1-4\u3002\u672c\u6559\u7a0b\u4f7f\u7528 Ruby 3.2.0\u3001rbenv 1.2.0-52 \u548c Rails 7.0.4\u3002<\/li>\n<\/ul>\n<p>\u5b89\u88c5\u4e86 Node.js\u3001Ruby\u3001rbenv \u548c Rails \u4e4b\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u4e3a\u5e94\u7528\u7a0b\u5e8f\u5b89\u88c5\u6570\u636e\u5e93\u4e86\u3002<\/p>\n<h2>\u7b2c\u4e00\u6b65 &#8211; \u5b89\u88c5 SQLite3<\/h2>\n<p>\u5728\u521b\u5efa Rails \u9ca8\u9c7c\u5e94\u7528\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u4e00\u4e2a\u6570\u636e\u5e93\u6765\u5b58\u50a8\u7528\u6237\u6570\u636e\u3002Rails \u9ed8\u8ba4\u914d\u7f6e\u4e3a\u4f7f\u7528 SQLite\uff0c\u8fd9\u5728\u5f00\u53d1\u4e2d\u901a\u5e38\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u7531\u4e8e\u5e94\u7528\u6570\u636e\u4e0d\u9700\u8981\u9ad8\u7ea7\u7f16\u7a0b\u53ef\u6269\u5c55\u6027\uff0cSQLite \u5c06\u6ee1\u8db3\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5728\u60a8\u7684\u7ec8\u7aef\u5185\u66f4\u65b0\u8f6f\u4ef6\u5305\u7d22\u5f15\uff1a<\/p>\n<pre class=\"post-pre\"><code>apt update<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u5b89\u88c5 <code>sqlite3<\/code> \u548c <code>libsqlite3-dev<\/code> \u5305\uff1a<\/p>\n<pre class=\"post-pre\"><code>apt install sqlite3 libsqlite3-dev<\/code><\/pre>\n<p>\u8fd9\u5c06\u5b89\u88c5 SQLite \u53ca\u5176\u6240\u9700\u7684\u5f00\u53d1\u6587\u4ef6\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u68c0\u67e5\u7248\u672c\u6765\u786e\u8ba4\u5b89\u88c5\u662f\u5426\u6210\u529f\u3002<\/p>\n<pre class=\"post-pre\"><code>sqlite3 --version<\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<pre class=\"post-pre\"><code>3.37.2 2022-01-06 13:25:41 872ba256cbf61d9290b571c0e6d82a20c224ca3ad82971edc46b29818d5dalt1<\/code><\/pre>\n<p>\u6709\u4e86\u5b89\u88c5\u597d\u7684 SQLite\uff0c\u60a8\u5c31\u53ef\u4ee5\u5f00\u59cb\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u4e86\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65 &#8211; \u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Rails \u9879\u76ee<\/h2>\n<p>\u5b89\u88c5\u6570\u636e\u5e93\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>rails new<\/code> \u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Rails \u9879\u76ee\uff0c\u5e76\u8bbf\u95ee Rails \u63d0\u4f9b\u7684\u4e00\u4e9b\u9ed8\u8ba4\u6837\u677f\u4ee3\u7801\u3002<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a <code>sharkapp<\/code> \u7684\u9879\u76ee\uff1a<\/p>\n<pre class=\"post-pre\"><code>rails new sharkapp<\/code><\/pre>\n<p>\u8f93\u51fa\u663e\u793a Rails \u4e3a\u60a8\u7684\u65b0\u9879\u76ee\u521b\u5efa\u7684\u6240\u6709\u4e0d\u540c\u7684\u4e8b\u7269\u3002\u4ee5\u4e0b\u8f93\u51fa\u7a81\u51fa\u663e\u793a\u4e86\u4e00\u4e9b\u91cd\u8981\u7684\u6587\u4ef6\u3001\u76ee\u5f55\u548c\u547d\u4ee4\u3002<\/p>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<pre class=\"post-pre\"><code>\u521b\u5efa . . . \u521b\u5efa Gemfile . . . \u521b\u5efa app . . . \u521b\u5efa app\/controllers\/application_controller.rb . . . \u521b\u5efa app\/models\/application_record.rb . . . \u521b\u5efa app\/views\/layouts\/application.html.erb . . . \u521b\u5efa config \u521b\u5efa config\/routes.rb \u521b\u5efa config\/application.rb . . . \u521b\u5efa config\/environments \u521b\u5efa config\/environments\/development.rb \u521b\u5efa config\/environments\/production.rb \u521b\u5efa config\/environments\/test.rb . . . \u521b\u5efa config\/database.yml \u521b\u5efa db \u521b\u5efa db\/seeds.rb . . . \u8fd0\u884c bundle install . . . Bundle complete! 15 Gemfile dependencies, 69 gems now installed. Use `bundle info [gemname]` to see where a bundled gem is installed. . . .<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5df2\u521b\u5efa\u7684 Rails \u6587\u4ef6\u548c\u6587\u4ef6\u5939\u7684\u7b80\u8981\u63cf\u8ff0\uff1a<\/p>\n<ul class=\"post-ul\">\n<li><strong>Gemfile<\/strong>: \u6b64\u6587\u4ef6\u5217\u51fa\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684 gem \u4f9d\u8d56\u9879\u3002Gem \u662f Ruby \u8f6f\u4ef6\u5305\uff0cGemfile \u5141\u8bb8\u60a8\u7ba1\u7406\u9879\u76ee\u7684\u8f6f\u4ef6\u9700\u6c42\u3002<\/li>\n<li><strong>app<\/strong>: app \u76ee\u5f55\u662f\u60a8\u4e3b\u8981\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u7684\u5b58\u653e\u4f4d\u7f6e\u3002\u8fd9\u5305\u62ec\u6784\u6210\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u6a21\u578b\uff08models\uff09\u3001\u63a7\u5236\u5668\uff08controllers\uff09\u3001\u89c6\u56fe\uff08views\uff09\u3001\u8d44\u4ea7\uff08assets\uff09\u3001\u8f85\u52a9\u65b9\u6cd5\uff08helpers\uff09\u548c\u90ae\u4ef6\u7a0b\u5e8f\uff08mailers\uff09\u3002Rails \u4e3a\u60a8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5e94\u7528\u7a0b\u5e8f\u7ea7\u522b\u7684 MVC \u6a21\u578b\u6837\u677f\u6587\u4ef6\uff0c\u4f8b\u5982 app\/models\/application_record.rb\u3001app\/controllers\/application_controller.rb \u548c app\/views\/layouts\/application.html.erb\u3002<\/li>\n<li><strong>config<\/strong>: \u6b64\u76ee\u5f55\u5305\u542b\u5e94\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u8bbe\u7f6e\uff1a\n<ul>\n<li><strong>config\/routes.rb<\/strong>: \u5e94\u7528\u7a0b\u5e8f\u7684\u8def\u7531\u58f0\u660e\u4f4d\u4e8e\u6b64\u6587\u4ef6\u4e2d\u3002<\/li>\n<li><strong>config\/application.rb<\/strong>: \u5e94\u7528\u7a0b\u5e8f\u7ec4\u4ef6\u7684\u901a\u7528\u8bbe\u7f6e\u4f4d\u4e8e\u6b64\u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>config\/environments<\/strong>: \u6b64\u76ee\u5f55\u662f\u73af\u5883\u914d\u7f6e\u8bbe\u7f6e\u7684\u5b58\u653e\u4f4d\u7f6e\u3002Rails \u9ed8\u8ba4\u5305\u542b\u4e09\u4e2a\u73af\u5883\uff1a\u5f00\u53d1\uff08development\uff09\u3001\u751f\u4ea7\uff08production\uff09\u548c\u6d4b\u8bd5\uff08test\uff09\u3002<\/li>\n<li><strong>config\/database.yml<\/strong>: \u6570\u636e\u5e93\u914d\u7f6e\u8bbe\u7f6e\u4f4d\u4e8e\u6b64\u6587\u4ef6\u4e2d\uff0c\u8be5\u6587\u4ef6\u5206\u4e3a\u56db\u4e2a\u90e8\u5206\uff1adefault\u3001development\u3001production \u548c test\u3002\u7531\u4e8e `rails new` \u547d\u4ee4\u9644\u5e26\u7684 Gemfile \u4e2d\u5305\u542b\u4e86 `sqlite3` gem\uff0c\u56e0\u6b64 `config\/database.yml` \u6587\u4ef6\u7684 `adapter` \u53c2\u6570\u88ab\u8bbe\u7f6e\u4e3a `sqlite3`\uff0c\u8fd9\u8868\u660e\u60a8\u5c06\u5728\u6b64\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528 SQLite \u6570\u636e\u5e93\u3002<\/li>\n<li><strong>db<\/strong>: \u6b64\u6587\u4ef6\u5939\u5305\u542b\u4e00\u4e2a\u540d\u4e3a `migrate` \u7684\u6570\u636e\u5e93\u8fc1\u79fb\u76ee\u5f55\uff0c\u4ee5\u53ca `schema.rb` \u548c `seeds.rb` \u6587\u4ef6\u3002`schema.rb` \u5305\u542b\u6709\u5173\u6570\u636e\u5e93\u7684\u4fe1\u606f\uff0c\u800c `seeds.rb` \u662f\u60a8\u53ef\u4ee5\u653e\u7f6e\u6570\u636e\u5e93\u79cd\u5b50\u6570\u636e\u7684\u5730\u65b9\u3002<\/li>\n<\/ul>\n<p>\u6700\u540e\uff0cRails \u8fd0\u884c `bundle install` \u547d\u4ee4\u6765\u5b89\u88c5 Gemfile \u4e2d\u5217\u51fa\u7684\u4f9d\u8d56\u9879\u3002<\/p>\n<p>\u4e00\u65e6\u4e00\u5207\u8bbe\u7f6e\u5b8c\u6210\uff0c\u5bfc\u822a\u5230\u65b0\u7684 `sharkapp` \u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>cd sharkapp<\/code><\/pre>\n<p>\u5728 `sharkapp` \u76ee\u5f55\u4e2d\uff0c\u4f7f\u7528 `rails server` \u547d\u4ee4\u542f\u52a8 Rails \u670d\u52a1\u5668\uff0c\u4ee5\u786e\u4fdd\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u6b63\u5e38\u5de5\u4f5c\u3002\u5982\u679c\u60a8\u5728\u672c\u673a\u4e0a\u5de5\u4f5c\uff0c\u8bf7\u8f93\u5165\u4ee5\u4e0b\u4ee3\u7801\u542f\u52a8\u670d\u52a1\u5668\uff1a<\/p>\n<pre class=\"post-pre\"><code>rails server<\/code><\/pre>\n<p>Rails \u9ed8\u8ba4\u7ed1\u5b9a\u5230\u672c\u5730\u4e3b\u673a\uff0c\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728\u6d4f\u89c8\u5668\u4e2d\u5bfc\u822a\u81f3 `localhost:3000` \u6765\u8bbf\u95ee\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/33-0.PNG\" alt=\"Rails \u9ed8\u8ba4\u7740\u9646\u9875\u3002\" \/>\u5982\u679c\u60a8\u6b63\u5728\u4f7f\u7528\u5f00\u53d1\u670d\u52a1\u5668\uff0c\u8bf7\u786e\u4fdd\u7aef\u53e3 3000 \u4e0a\u5141\u8bb8\u8fde\u63a5\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo ufw allow 3000<\/code><\/pre>\n<p>\u7136\u540e\u4f7f\u7528 `&#8211;binding` \u6807\u5fd7\u542f\u52a8\u670d\u52a1\u5668\uff0c\u7ed1\u5b9a\u5230\u60a8\u7684\u670d\u52a1\u5668 IP \u5730\u5740\u3002<\/p>\n<pre class=\"post-pre\"><code>rails server --binding=your_server_ip<\/code><\/pre>\n<p>\u5728\u6d4f\u89c8\u5668\u4e2d\u5bfc\u822a\u81f3 `http:\/\/your_server_ip:3000` \u4ee5\u8bbf\u95ee\u9ed8\u8ba4\u7684 Rails \u9996\u9875\u3002<\/p>\n<p>\u5f53\u60a8\u51c6\u5907\u597d\u4e86\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728\u7ec8\u7aef\u4e2d\u6309\u4e0b `CTRL+C` \u6765\u505c\u6b62\u670d\u52a1\u5668\u3002<\/p>\n<p>\u5f53\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u5df2\u7ecf\u521b\u5efa\u5e76\u5c31\u4f4d\u65f6\uff0c\u60a8\u53ef\u4ee5\u4ece Rails \u811a\u624b\u67b6\u5f00\u59cb\u6784\u5efa\uff0c\u4ee5\u521b\u5efa\u4e00\u4e2a\u72ec\u7279\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2>\u6b65\u9aa4\u4e09 \u2014 \u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u811a\u624b\u67b6<\/h2>\n<p>\u8981\u521b\u5efa\u9ca8\u9c7c\u5e94\u7528\u7a0b\u5e8f\uff0c\u60a8\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u6a21\u578b\u6765\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u6570\u636e\uff0c\u89c6\u56fe\u4ee5\u4f7f\u7528\u6237\u53ef\u4ee5\u4e0e\u8be5\u6570\u636e\u8fdb\u884c\u4ea4\u4e92\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u63a7\u5236\u5668\u6765\u7ba1\u7406\u6a21\u578b\u548c\u89c6\u56fe\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u8981\u6784\u5efa\u8fd9\u4e9b\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528 `Rails generate scaffold` \u547d\u4ee4\u3002\u8be5\u547d\u4ee4\u5c06\u751f\u6210\u4e00\u4e2a\u6a21\u578b\u3001\u4e00\u4e2a\u7528\u4e8e\u66f4\u6539\u6570\u636e\u5e93\u67b6\u6784\u7684\u6570\u636e\u5e93\u8fc1\u79fb\u3001\u4e00\u4e2a\u63a7\u5236\u5668\u4ee5\u53ca\u4e00\u6574\u5957\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u66f4\u65b0\u548c\u5220\u9664\uff08CRUD\uff09\u64cd\u4f5c\u7684\u89c6\u56fe\uff0c\u8fd8\u5305\u62ec\u7528\u4e8e\u5c40\u90e8\u89c6\u56fe\uff08partials\uff09\u3001\u8f85\u52a9\u65b9\u6cd5\uff08helpers\uff09\u548c\u6d4b\u8bd5\uff08tests\uff09\u7684\u6a21\u677f\u3002<\/p>\n<p>\u751f\u6210\u811a\u624b\u67b6\u547d\u4ee4\u5728\u5e95\u5c42\u6267\u884c\u4e86\u8bb8\u591a\u64cd\u4f5c\u3002\u8be5\u547d\u4ee4\u5305\u62ec\u6a21\u578b\u7684\u540d\u79f0\u4ee5\u53ca\u60a8\u60f3\u8981\u5728\u6570\u636e\u5e93\u8868\u4e2d\u7684\u5b57\u6bb5\u3002Rails \u4f7f\u7528 Active Record \u6765\u7ba1\u7406\u5e94\u7528\u6570\u636e\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u6784\u5efa\u4e3a\u5177\u6709\u6a21\u578b\u7684\u5bf9\u8c61\uff0c\u5e76\u5b58\u50a8\u5728\u5e94\u7528\u6570\u636e\u5e93\u4e2d\u3002\u8fd9\u4e9b\u6a21\u578b\u662f Ruby \u7c7b\uff0c\u540c\u65f6\u7ee7\u627f `ActiveRecord::Base` \u7c7b\u3002\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u50cf\u64cd\u4f5c Ruby \u7c7b\u4e00\u6837\u64cd\u4f5c\u81ea\u5df1\u7684\u6a21\u578b\u7c7b\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528 Active Record \u7684\u65b9\u6cd5\u3002Active Record \u786e\u4fdd\u6bcf\u4e2a\u7c7b\u88ab\u6620\u5c04\u5230\u6570\u636e\u5e93\u4e2d\u7684\u4e00\u5f20\u8868\uff0c\u6bcf\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u88ab\u6620\u5c04\u4e3a\u8be5\u8868\u4e2d\u7684\u4e00\u884c\u3002<\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210\u4e00\u4e2a `Shark` \u6a21\u578b\u3001\u63a7\u5236\u5668\u548c\u76f8\u5173\u89c6\u56fe\uff1a<\/p>\n<pre class=\"post-pre\"><code>rails generate scaffold Shark name:string facts:text<\/code><\/pre>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u4e2d\u7684 `name:string` \u548c `facts:text` \u9009\u9879\u8868\u793a\u60a8\u5728\u6570\u636e\u5e93\u8868\u4e2d\u521b\u5efa\u7684\u5b57\u6bb5\u548c\u5b83\u4eec\u5e94\u63a5\u53d7\u7684\u6570\u636e\u7c7b\u578b\u3002\u4e24\u8005\u90fd\u5141\u8bb8\u60a8\u8f93\u5165\u60a8\u60f3\u8981\u7684\u5185\u5bb9\u3002`text` \u9009\u9879\u5141\u8bb8\u66f4\u591a\u7684\u5b57\u7b26\u3002<\/p>\n<p>\u8f93\u5165\u6b64\u547d\u4ee4\u540e\uff0c\u8f93\u51fa\u663e\u793a\u751f\u6210\u7684\u6240\u6709\u4e0d\u540c\u6587\u4ef6\u3002<\/p>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5982\u4f55\u5728Ubuntu 22.04\u4e0a\u6784\u5efa\u4e00\u4e2aRuby on Rails\u5e94\u7528\u7a0b\u5e8f\u300b\u7684\u7b2c3\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>invoke active_record create db\/migrate\/<mark>20190804181822<\/mark>_create_sharks.rb\r\ncreate app\/models\/shark.rb\r\n. . .\r\ninvoke resource_route route resources :sharks\r\ninvoke scaffold_controller create app\/controllers\/sharks_controller.rb\r\ninvoke erb create app\/views\/sharks\r\ncreate app\/views\/sharks\/index.html.erb\r\ncreate app\/views\/sharks\/edit.html.erb\r\ncreate app\/views\/sharks\/show.html.erb\r\ncreate app\/views\/sharks\/new.html.erb\r\ncreate app\/views\/sharks\/_form.html.erb\r\n. . .<\/code><\/pre>\n<p>Rails \u5728 <code>app\/models\/shark.rb<\/code> \u4e2d\u521b\u5efa\u4e86\u6a21\u578b\uff0c\u5e76\u751f\u6210\u4e86\u4e00\u4e2a\u4e0e\u4e4b\u76f8\u5173\u7684\u6570\u636e\u5e93\u8fc1\u79fb\u6587\u4ef6\uff1a<code>db\/migrate\/20190804181822_create_sharks.rb<\/code>\u3002\u8bf7\u6ce8\u610f\uff0c\u8fc1\u79fb\u6587\u4ef6\u7684\u65f6\u95f4\u6233\u53ef\u80fd\u4e0e\u793a\u4f8b\u8f93\u51fa\u4e0d\u540c\u3002<\/p>\n<p>\u5b83\u8fd8\u521b\u5efa\u4e86\u4e00\u4e2a\u63a7\u5236\u5668\uff0c\u547d\u540d\u4e3a <code>app\/controllers\/sharks_controller.rb<\/code>\uff0c\u5e76\u521b\u5efa\u4e86\u4e0e\u5e94\u7528\u7a0b\u5e8f CRUD\uff08\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u66f4\u65b0\u3001\u5220\u9664\uff09\u64cd\u4f5c\u76f8\u5173\u7684\u89c6\u56fe\uff0c\u8fd9\u4e9b\u89c6\u56fe\u90fd\u5b58\u653e\u5728 <code>app\/views\/sharks<\/code> \u76ee\u5f55\u4e0b\u3002\u5176\u4e2d\u5305\u542b\u4e00\u4e2a\u5c40\u90e8\u89c6\u56fe <code>_form.html.erb<\/code>\uff0c\u5b83\u5305\u542b\u4e86\u5728\u5404\u4e2a\u89c6\u56fe\u4e2d\u53ef\u91cd\u7528\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u6700\u540e\uff0cRails \u5728 <code>config\/routes.rb<\/code> \u4e2d\u6dfb\u52a0\u4e86\u4e00\u4e2a\u65b0\u7684\u8d44\u6e90\u8def\u7531 <code>resources :sharks<\/code>\u3002\u8fd9\u4f7f\u5f97 Rails \u8def\u7531\u5668\u80fd\u591f\u5c06\u4f20\u5165\u7684 HTTP \u8bf7\u6c42\u4e0e <code>sharks<\/code> \u63a7\u5236\u5668\u53ca\u5176\u5173\u8054\u7684\u89c6\u56fe\u76f8\u5339\u914d\u3002<\/p>\n<p>\u5c3d\u7ba1 Rails \u5df2\u7ecf\u5b8c\u6210\u4e86\u5927\u90e8\u5206\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u7684\u6784\u5efa\u5de5\u4f5c\uff0c\u4f46\u503c\u5f97\u6df1\u5165\u7814\u7a76\u4e00\u4e9b\u6587\u4ef6\uff0c\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u5176\u5185\u90e8\u673a\u5236\u3002<\/p>\n<p>\u8981\u7406\u89e3\u63a7\u5236\u5668\u6587\u4ef6\uff0c\u8bf7\u5728\u60a8\u7684\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"post-pre\"><code>cat app\/controllers\/sharks_controller.rb<\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<pre class=\"post-pre\"><code>class SharksController &lt; ApplicationController\r\n  before_action :set_shark, only: %i[ show edit update destroy ]\r\n\r\n  # GET \/sharks or \/sharks.json\r\n  def index\r\n    @sharks = Shark.all\r\n  end\r\n\r\n  # GET \/sharks\/1 or \/sharks\/1.json\r\n  def show\r\n  end\r\n\r\n  # GET \/sharks\/new\r\n  def new\r\n    @shark = Shark.new\r\n  end\r\n\r\n  # GET \/sharks\/1\/edit\r\n  def edit\r\n  end\r\n\r\n  # POST \/sharks or \/sharks.json\r\n  def create\r\n    @shark = Shark.new(shark_params)\r\n\r\n    respond_to do |format|\r\n      if @shark.save\r\n        format.html { redirect_to shark_url(@shark), notice: \"Shark was successfully created.\" }\r\n        format.json { render :show, status: :created, location: @shark }\r\n      else\r\n        format.html { render :new, status: :unprocessable_entity }\r\n        format.json { render json: @shark.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # PATCH\/PUT \/sharks\/1 or \/sharks\/1.json\r\n  def update\r\n    respond_to do |format|\r\n      if @shark.update(shark_params)\r\n        format.html { redirect_to shark_url(@shark), notice: \"Shark was successfully updated.\" }\r\n        format.json { render :show, status: :ok, location: @shark }\r\n      else\r\n        format.html { render :edit, status: :unprocessable_entity }\r\n        format.json { render json: @shark.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # DELETE \/sharks\/1 or \/sharks\/1.json\r\n  def destroy\r\n    @shark.destroy\r\n\r\n    respond_to do |format|\r\n      format.html { redirect_to sharks_url, notice: \"Shark was successfully destroyed.\" }\r\n      format.json { head :no_content }\r\n    end\r\n  end\r\n\r\n  private\r\n    # Use callbacks to share common setup or constraints between actions.\r\n    def set_shark\r\n      @shark = Shark.find(params[:id])\r\n    end\r\n\r\n    # Only allow a list of trusted parameters through.\r\n    def shark_params\r\n      params.require(:shark).permit(:name, :facts)\r\n    end\r\nend<\/code><\/pre>\n<p>\u63a7\u5236\u5668\u8d1f\u8d23\u7ba1\u7406\u4fe1\u606f\u7684\u83b7\u53d6\u548c\u4f20\u9012\u7ed9\u5176\u5173\u8054\u6a21\u578b\u7684\u65b9\u5f0f\uff0c\u4ee5\u53ca\u5c06\u5176\u4e0e\u7279\u5b9a\u89c6\u56fe\u5173\u8054\u7684\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u9ca8\u9c7c\u63a7\u5236\u5668\u5305\u542b\u4e00\u7cfb\u5217\u65b9\u6cd5\uff0c\u5927\u81f4\u6620\u5c04\u5230\u6807\u51c6\u7684\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u66f4\u65b0\u548c\u5220\u9664\u64cd\u4f5c\u3002\u8fd8\u6709\u66f4\u591a\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u5728\u9519\u8bef\u60c5\u51b5\u4e0b\u7684\u6548\u7387\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u8003\u8651\u4e00\u4e0b <code>create<\/code> \u65b9\u6cd5\uff1a<\/p>\n<div>~\/sharkapp\/app\/controllers\/sharks_controller.rb<\/div>\n<pre class=\"post-pre\"><code>. . .\r\n  def create\r\n    @shark = Shark.new(shark_params)\r\n\r\n    respond_to do |format|\r\n      if @shark.save\r\n        format.html { redirect_to @shark, notice: 'Shark was successfully created.' }\r\n        format.json { render :show, status: :created, location: @shark }\r\n      else\r\n        format.html { render :new }\r\n        format.json { render json: @shark.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n. . .<\/code><\/pre>\n<p>\u5982\u679c\u6210\u529f\u4fdd\u5b58\u4e86 <code>Shark<\/code> \u7c7b\u7684\u65b0\u5b9e\u4f8b\uff0c\u5219 <code>redirect_to<\/code> \u5c06\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u8bf7\u6c42\uff0c\u7136\u540e\u5c06\u5176\u5f15\u5bfc\u5230\u63a7\u5236\u5668\u3002\u8fd9\u662f\u4e00\u4e2a GET \u8bf7\u6c42\uff0c\u5c06\u7531 <code>show<\/code> \u65b9\u6cd5\u5904\u7406\uff0c\u8be5\u65b9\u6cd5\u5c06\u5411\u7528\u6237\u663e\u793a\u4ed6\u4eec\u6700\u8fd1\u6dfb\u52a0\u7684\u8f93\u5165\u3002<\/p>\n<p>\u5982\u679c\u51fa\u73b0\u6545\u969c\uff0cRails \u4f1a\u91cd\u65b0\u6e32\u67d3 <code>app\/views\/sharks\/new.html.erb<\/code> \u6a21\u677f\uff0c\u800c\u4e0d\u4f1a\u5411\u8def\u7531\u53d1\u9001\u53e6\u4e00\u4e2a\u8bf7\u6c42\uff0c\u4ece\u800c\u8ba9\u7528\u6237\u6709\u673a\u4f1a\u91cd\u65b0\u63d0\u4ea4\u6570\u636e\u3002<\/p>\n<p>\u9664\u4e86 <code>sharks<\/code> \u63a7\u5236\u5668\u5916\uff0cRails \u8fd8\u4e3a\u7d22\u5f15\u89c6\u56fe\u521b\u5efa\u4e86\u4e00\u4e2a\u6a21\u677f\uff0c\u8be5\u6a21\u677f\u6620\u5c04\u5230\u63a7\u5236\u5668\u4e2d\u7684 <code>index<\/code> \u65b9\u6cd5\u3002\u60a8\u5c06\u4f7f\u7528\u6b64\u89c6\u56fe\u4f5c\u4e3a\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u89c6\u56fe\u3002<\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u8f93\u51fa\u6587\u4ef6\uff1a<\/p>\n<pre class=\"post-pre\"><code>cat app\/views\/sharks\/index.html.erb<\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<pre class=\"post-pre\"><code>&lt;p style=\"color: green\"&gt;&lt;%= notice %&gt;&lt;\/p&gt;\r\n&lt;h1&gt;Sharks&lt;\/h1&gt;\r\n&lt;div id=\"sharks\"&gt;\r\n  &lt;% @sharks.each do |shark| %&gt;\r\n    &lt;%= render shark %&gt;\r\n    &lt;p&gt;\r\n      &lt;%= link_to \"Show this shark\", shark %&gt;\r\n    &lt;\/p&gt;\r\n  &lt;% end %&gt;\r\n&lt;\/div&gt;\r\n&lt;%= link_to \"New shark\", new_shark_path %&gt;<\/code><\/pre>\n<p>\u7d22\u5f15\u89c6\u56fe\u5faa\u73af\u904d\u5386 <code>Shark<\/code> \u7c7b\u7684\u5b9e\u4f8b\uff0c\u8be5\u7c7b\u6620\u5c04\u5230\u6570\u636e\u5e93\u4e2d\u7684 <code>sharks<\/code> \u8868\u3002\u4f7f\u7528 ERB \u6a21\u677f\uff0c\u89c6\u56fe\u8f93\u51fa\u4e0e\u6bcf\u4e2a\u72ec\u7acb\u7684\u9ca8\u9c7c\u5b9e\u4f8b\u5173\u8054\u7684\u8868\u683c\u4e2d\u7684\u6bcf\u4e2a\u5b57\u6bb5\uff1a\u540d\u79f0\u548c\u4e8b\u5b9e\u3002<\/p>\n<p>\u7136\u540e\u89c6\u56fe\u4f7f\u7528 <code>link_to<\/code> \u8f85\u52a9\u51fd\u6570\u6765\u521b\u5efa\u4e00\u4e2a\u8d85\u94fe\u63a5\uff0c\u5176\u4e2d\u63d0\u4f9b\u7684\u5b57\u7b26\u4e32\u4f5c\u4e3a\u94fe\u63a5\u7684\u6587\u672c\uff0c\u63d0\u4f9b\u7684\u8def\u5f84\u4f5c\u4e3a\u76ee\u7684\u5730\u3002\u8fd9\u4e9b\u8def\u5f84\u672c\u8eab\u662f\u901a\u8fc7\u5728 Rails <code>generate scaffold<\/code> \u547d\u4ee4\u4e2d\u5b9a\u4e49\u9ca8\u9c7c\u8d44\u6e90\u8def\u7531\u65f6\u53ef\u7528\u7684\u8f85\u52a9\u51fd\u6570\u53d8\u5f97\u53ef\u80fd\u7684\u3002<\/p>\n<p>\u4f7f\u7528\u65b0\u7684\u89c6\u56fe\uff0c\u4f7f\u7528\u5c40\u90e8\u89c6\u56fe\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u8fd4\u56de <code>app\/views\/sharks\/new.html.erb<\/code> \u6a21\u677f\uff1a<\/p>\n<pre class=\"post-pre\"><code>cat app\/views\/sharks\/new.html.erb<\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5982\u4f55\u5728Ubuntu 22.04\u4e0a\u6784\u5efa\u4e00\u4e2aRuby on Rails\u5e94\u7528\u7a0b\u5e8f\u300b\u7684\u7b2c4\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<p>\u5185\u5bb9\u7247\u6bb5: <\/p>\n<pre class=\"post-pre\"><code>&lt;h1&gt;\u65b0\u9ca8\u9c7c&lt;\/h1&gt;\r\n&lt;%= render \"form\", shark: @shark %&gt;\r\n&lt;br&gt;\r\n&lt;div&gt;\r\n  &lt;%= link_to \"\u8fd4\u56de\u9ca8\u9c7c\u5217\u8868\", sharks_path %&gt;\r\n&lt;\/div&gt;<\/code><\/pre>\n<p>\u5c3d\u7ba1\u8fd9\u4e2a\u6a21\u677f\u4e0a\u770b\u8d77\u6765\u4f3c\u4e4e\u7f3a\u5c11\u4e00\u4e2a\u65b0\u9ca8\u9c7c\u6761\u76ee\u7684\u8f93\u5165\u5b57\u6bb5\uff0c\u4f46\u5bf9\u4e8e\u6e32\u67d3\u201c\u8868\u5355\u201d\u7684\u5f15\u7528\u8868\u660e\u8be5\u6a21\u677f\u6b63\u5728\u8c03\u7528<code>_form.html.erb<\/code>\u7684\u90e8\u5206\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u63d0\u53d6\u4e86\u5728\u89c6\u56fe\u4e2d\u91cd\u590d\u51fa\u73b0\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u8f93\u51fa<code>_form.html.erb<\/code>\u6587\u4ef6\u4ee5\u66f4\u5168\u9762\u5730\u4e86\u89e3\u5982\u4f55\u521b\u5efa\u65b0\u7684\u9ca8\u9c7c\u5b9e\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code>cat app\/views\/sharks\/_form.html.erb<\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/p>\n<pre class=\"post-pre\"><code>\r\n&lt;%= form_with(model: shark) do |form| %&gt;\r\n  &lt;% if shark.errors.any? %&gt;\r\n    &lt;div style=\"color: red\"&gt;\r\n      &lt;h2&gt;&lt;%= pluralize(shark.errors.count, \"\u4e2a\u9519\u8bef\") %&gt; \u963b\u6b62\u4e86\u6b64\u9ca8\u9c7c\u7684\u4fdd\u5b58:&lt;\/h2&gt;\r\n      &lt;ul&gt;\r\n        &lt;% shark.errors.each do |error| %&gt;\r\n          &lt;li&gt;&lt;%= error.full_message %&gt;&lt;\/li&gt;\r\n        &lt;% end %&gt;\r\n      &lt;\/ul&gt;\r\n    &lt;\/div&gt;\r\n  &lt;% end %&gt;\r\n  &lt;div&gt;\r\n    &lt;%= form.label :name, style: \"display: block\" %&gt;\r\n    &lt;%= form.text_field :name %&gt;\r\n  &lt;\/div&gt;\r\n  &lt;div&gt;\r\n    &lt;%= form.label :facts, style: \"display: block\" %&gt;\r\n    &lt;%= form.text_area :facts %&gt;\r\n  &lt;\/div&gt;\r\n  &lt;div&gt;\r\n    &lt;%= form.submit %&gt;\r\n  &lt;\/div&gt;\r\n&lt;% end %&gt;\r\n<\/code><\/pre>\n<\/div>\n<p>\u6b64\u6a21\u677f\u4f7f\u7528<code>form_with<\/code>\u8868\u5355\u52a9\u624b\u3002\u8868\u5355\u52a9\u624b\u65e8\u5728\u501f\u52a9\u7279\u5b9a\u6a21\u578b\u7684\u5b57\u6bb5\u548c\u8303\u56f4\uff0c\u65b9\u4fbf\u7528\u6237\u901a\u8fc7\u8f93\u5165\u521b\u5efa\u65b0\u5bf9\u8c61\u3002\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c<code>form_with<\/code>\u91c7\u7528<code>model: shark<\/code>\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u8868\u5355\u6784\u5efa\u5668\u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u7684\u5b57\u6bb5\u8f93\u5165\u4e0e<code>sharks<\/code>\u8868\u4e2d\u7684\u5b57\u6bb5\u5bf9\u5e94\u3002\u8fd9\u610f\u5473\u7740\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u8868\u5355\u5b57\u6bb5\u8f93\u5165\u9ca8\u9c7c\u7684\u540d\u79f0\u548c\u9ca8\u9c7c\u7684\u76f8\u5173\u4fe1\u606f\u3002<\/p>\n<p>\u63d0\u4ea4\u6b64\u8868\u5355\u5c06\u521b\u5efa\u4e00\u4e2aJSON\u54cd\u5e94\uff0c\u5176\u4e2d\u5305\u542b\u7528\u6237\u6570\u636e\uff0c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u5176\u4f59\u90e8\u5206\u53ef\u4ee5\u901a\u8fc7<code>params<\/code>\u65b9\u6cd5\u8bbf\u95ee\u8be5\u6570\u636e\u3002\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a<code>ActionController::Parameters<\/code>\u5bf9\u8c61\u3002<\/p>\n<p>\u65e2\u7136\u60a8\u5df2\u7ecf\u4e86\u89e3\u4e86Rails\u751f\u6210\u811a\u624b\u67b6\u4e3a\u60a8\u521b\u5efa\u7684\u5185\u5bb9\uff0c\u73b0\u5728\u60a8\u53ef\u4ee5\u7ee7\u7eed\u8bbe\u7f6e\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u89c6\u56fe\u3002<\/p>\n<h2>\u7b2c\u56db\u6b65\u2014\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u6839\u89c6\u56fe\u548c\u6d4b\u8bd5\u529f\u80fd\u3002<\/h2>\n<p>\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u60a8\u5e0c\u671b\u5e94\u7528\u7a0b\u5e8f\u7684\u767b\u5f55\u9875\u9762\u4e0e\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u76ee\u5f55\u76f8\u5339\u914d\uff0c\u8fd9\u6837\u7528\u6237\u5c31\u53ef\u4ee5\u7acb\u5373\u4e86\u89e3\u5e94\u7528\u7a0b\u5e8f\u7684\u76ee\u7684\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6b22\u8fce\u63a7\u5236\u5668\u548c\u4e00\u4e2a\u76f8\u5173\u7684\u4e3b\u9875\u89c6\u56fe\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u4e00\u4e2a\u901a\u7528\u7684\u767b\u5f55\u9875\u9762\uff0c\u8be5\u9875\u9762\u8fd8\u53ef\u4ee5\u94fe\u63a5\u5230\u5e94\u7528\u7a0b\u5e8f\u7684\u4e0d\u540c\u90e8\u5206\u3002<\/p>\n<p>\u4e3a\u4e86\u8fdb\u884c\u8bbe\u7f6e\uff0c\u60a8\u9700\u8981\u4fee\u6539<code>config\/routes.rb<\/code>\u4e2d\u7684\u8def\u7531\u8bbe\u7f6e\uff0c\u4ee5\u6307\u5b9a\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u76ee\u5f55\u3002<\/p>\n<p>\u4f7f\u7528nano\u6216\u60a8\u559c\u6b22\u7684\u7f16\u8f91\u5668\u6253\u5f00<code>config\/routes.rb<\/code>\u6587\u4ef6\u8fdb\u884c\u7f16\u8f91\u3002<\/p>\n<pre class=\"post-pre\"><code>nano config\/routes.rb<\/code><\/pre>\n<div>\n<p><code>~\/sharkapp\/config\/routes.rb<\/code>\u7684\u5185\u5bb9\u9700\u8981\u7528\u4e2d\u6587\u8fdb\u884c\u7b80\u6d01\u7684\u8f6c\u8ff0\u3002<\/p>\n<pre class=\"post-pre\"><code>Rails.application.routes.draw do\r\n  resources :sharks\r\n  # Define your application routes per the DSL in https:\/\/guides.rubyonrails.org\/routing.html\r\n\r\n  # Defines the root path route (\"\/\")\r\n  # root \"articles#index\"\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u5982\u679c\u4e0d\u8bbe\u7f6e\u5176\u4ed6\u66f4\u5177\u4f53\u7684\u5185\u5bb9\uff0c\u8bbf\u95ee <code>http:\/\/localhost:3000<\/code> \u6216 <code>http:\/\/your_server_ip:3000<\/code> \u5c06\u663e\u793a\u9ed8\u8ba4\u7684 Rails \u6b22\u8fce\u9875\u9762\u3002<\/p>\n<p>\u5c06\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u89c6\u56fe\u6620\u5c04\u5230\u9ca8\u9c7c\u63a7\u5236\u5668\u7684\u7d22\u5f15\u89c6\u56fe\uff0c\u901a\u8fc7\u53d6\u6d88 <code>#root \"articles#index\"<\/code> \u884c\u524d\u7684 <code>#<\/code> \u5e76\u5c06 <code>article<\/code> \u66ff\u6362\u4e3a <code>shark<\/code>\uff0c\u53ef\u89e3\u9664\u6ce8\u91ca\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/config\/routes.rb<\/code>\u7684\u4e2d\u6587\u672c\u5730\u5316\u6539\u5199\u5982\u4e0b\uff1a<\/p>\n<p><code>~\/\u9ca8\u9c7c\u5e94\u7528\u7a0b\u5e8f\/\u914d\u7f6e\/routes.rb<\/code><\/p>\n<pre class=\"post-pre\"><code>Rails.application.routes.draw do\r\n  resources :sharks\r\n\r\n  <mark>root 'sharks#index'<\/mark>\r\n  # For details on the DSL available within this file, see http:\/\/guides.rubyonrails.org\/routing.html\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u7f16\u8f91\u5b8c\u6210\u540e\u4fdd\u5b58\u6587\u4ef6\u5e76\u9000\u51fa\u7f16\u8f91\u5668\u3002\u5982\u679c\u4f7f\u7528nano\u7f16\u8f91\u5668\u9000\u51fa\u6587\u4ef6\uff0c\u8bf7\u6309\u4e0b<code>CTRL+X<\/code>\uff0c<code>Y<\/code>\uff0c\u7136\u540e\u6309\u56de\u8f66\u952e\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u5f53\u7528\u6237\u5bfc\u822a\u5230\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u6839\u76ee\u5f55\u65f6\uff0c\u4ed6\u4eec\u8fdb\u5165\u4e86\u9ca8\u9c7c\u767b\u5f55\u9875\u9762\uff0c\u800c\u4e0d\u662f\u9ed8\u8ba4\u7684Rails\u767b\u5f55\u9875\u9762\u3002\u6b64\u5916\uff0c\u4ed6\u4eec\u73b0\u5728\u6709\u673a\u4f1a\u521b\u5efa\u65b0\u7684\u9ca8\u9c7c\u6761\u76ee\uff0c\u67e5\u770b\u73b0\u6709\u7684\u6761\u76ee\uff0c\u5e76\u7f16\u8f91\u6216\u5220\u9664\u7ed9\u5b9a\u7684\u6761\u76ee\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fd0\u884c\u8fc1\u79fb\u3002<\/p>\n<pre class=\"post-pre\"><code>rails db:migrate<\/code><\/pre>\n<p>\u8fd9\u4e2a\u7ed3\u679c\u8bc1\u5b9e\u4e86\u8fc1\u79fb\u3002<\/p>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/p>\n<pre class=\"post-pre\"><code>== 20230124215633 CreateSharks: migrating =====================================\r\n-- create_table(:sharks) -&gt; 0.0041s\r\n== 20230124215633 CreateSharks: migrated (0.0045s) ============================\r\n<\/code><\/pre>\n<\/div>\n<p>\u91cd\u65b0\u542f\u52a8\u60a8\u7684Rails\u670d\u52a1\u5668\u3002\u5982\u679c\u60a8\u5728\u672c\u5730\u5de5\u4f5c\uff0c\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"post-pre\"><code>rails s<\/code><\/pre>\n<p>\u5728\u5f00\u53d1\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\uff1a<\/p>\n<pre class=\"post-pre\"><code>rails s --binding=your_server_ip<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u5728\u672c\u5730\u5de5\u4f5c\uff0c\u5bfc\u822a\u5230<code>localhost:3000<\/code>\uff1b\u5982\u679c\u60a8\u5728\u5f00\u53d1\u670d\u52a1\u5668\u4e0a\u5de5\u4f5c\uff0c\u5bfc\u822a\u5230<code>http:\/\/your_server_ip:3000<\/code>\uff0c\u4ee5\u8bbf\u95ee\u60a8\u7684\u65b0\u7740\u9646\u9875\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/101-0.png\" alt=\"Application Landing Page\" \/><\/div>\n<p>\u8981\u521b\u5efa\u4e00\u53ea\u65b0\u7684\u9ca8\u9c7c\uff0c\u8bf7\u70b9\u51fb\u201c\u65b0\u9ca8\u9c7c\u201d\u94fe\u63a5\u3002\u8be5\u94fe\u63a5\u5c06\u5e26\u60a8\u8fdb\u5165<code>\u9ca8\u9c7c\/\u65b0\u5efa<\/code>\u7684\u8def\u5f84\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/103-0.png\" alt=\"Create New Shark\" \/><\/div>\n<p>\u60a8\u53ef\u4ee5\u6dfb\u52a0\u4e00\u4e9b\u4fe1\u606f\u6765\u6d4b\u8bd5\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u5728\u59d3\u540d\u5b57\u6bb5\u4e2d\u586b\u5199\u201c\u5927\u767d\u9ca8\u201d\uff0c\u5728\u4e8b\u5b9e\u5b57\u6bb5\u4e2d\u586b\u5199\u201c\u5413\u4eba\u201d\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/105-0.png\" alt=\"Add Great White Shark\" \/><\/div>\n<p>\u7136\u540e\uff0c\u70b9\u51fb\u201c\u521b\u5efa\u9ca8\u9c7c\u201d\u6309\u94ae\u6765\u521b\u5efa\u9ca8\u9c7c\u3002<\/p>\n<p>\u8fd9\u4e2a\u6309\u94ae\u4f1a\u5c06\u60a8\u5bfc\u5411\u5c55\u793a\u8def\u7531\uff0c\u800c\u8fd9\u5f97\u76ca\u4e8e <code>before_action<\/code> \u8fc7\u6ee4\u5668\u7684\u8bbe\u7f6e\uff0c\u5728 <code>set_shark<\/code> \u65b9\u6cd5\u4e2d\uff0c\u5b83\u4f1a\u83b7\u53d6\u60a8\u521b\u5efa\u7684\u9ca8\u9c7c\u7684 id\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/controllers\/sharks_controller.rb<\/code>\u7684\u5185\u5bb9\u518d\u7528\u4e2d\u6587\u8fdb\u884c\u91ca\u4e49\u5982\u4e0b\uff1a<\/p>\n<pre class=\"post-pre\"><code>class SharksController &lt; ApplicationController\r\n  before_action <mark>:set_shark<\/mark>, only: %i[ <mark>show<\/mark> edit update destroy ]\r\n\r\n  . . .\r\n  # GET \/sharks\/1 or \/sharks\/1.json\r\n  def show\r\n  end\r\n\r\n  . . .\r\n\r\n  private\r\n    # Use callbacks to share common setup or constraints between actions.\r\n    def set_shark\r\n      @shark = Shark.find(params[<mark>:id<\/mark>])\r\n    end\r\n  . . .\r\n<\/code><\/pre>\n<\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/110-0.png\" alt=\"Show Shark\" \/><\/div>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u201c\u4fee\u6539\u6b64\u9ca8\u9c7c\u201d\u6765\u6d4b\u8bd5\u7f16\u8f91\u529f\u80fd\u3002\u8fd9\u5c06\u5e26\u60a8\u8fdb\u5165\u8be5\u9ca8\u9c7c\u7684\u7f16\u8f91\u754c\u9762\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/112-0.png\" alt=\"Edit Shark\" \/><\/div>\n<p>\u66f4\u65b0\u6709\u5173\u5927\u767d\u9ca8\u7684\u4e8b\u5b9e\uff0c\u5c06\u201c\u5413\u4eba\u201d\u6539\u4e3a\u201c\u5de8\u5927\u201d\uff0c\u7136\u540e\u70b9\u51fb\u66f4\u65b0\u9ca8\u9c7c\u3002\u8fd9\u5c06\u5e26\u60a8\u56de\u5230\u5c55\u793a\u8def\u7531\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/114-0.png\" alt=\"Updated Shark\" \/><\/div>\n<p>\u6700\u540e\uff0c\u70b9\u51fb\u8fd4\u56de\u5230\u9ca8\u9c7c\u9875\u9762\u4f1a\u5e26\u60a8\u8fdb\u5165\u66f4\u65b0\u540e\u7684\u7d22\u5f15\u89c6\u56fe\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/116-0.png\" alt=\"\u65b0\u7d22\u5f15\u89c6\u56fe\" \/><\/div>\n<p>\u73b0\u5728\u60a8\u5df2\u7ecf\u6d4b\u8bd5\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u672c\u529f\u80fd\uff0c\u60a8\u53ef\u4ee5\u6dfb\u52a0\u4e00\u4e9b\u9a8c\u8bc1\u548c\u5b89\u5168\u68c0\u67e5\uff0c\u4ee5\u4f7f\u6240\u6709\u5185\u5bb9\u66f4\u52a0\u5b89\u5168\u3002<\/p>\n<h2>\u7b2c\u4e94\u6b65 \u2014 \u6dfb\u52a0\u9a8c\u8bc1<\/h2>\n<p>\u60a8\u7684\u9ca8\u9c7c\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u63a5\u53d7\u7528\u6237\u8f93\u5165\uff0c\u4f46\u60f3\u8c61\u4e00\u4e0b\u8fd9\u6837\u7684\u60c5\u51b5\uff1a\u7528\u6237\u8bd5\u56fe\u521b\u5efa\u4e00\u4e2a\u6ca1\u6709\u6dfb\u52a0\u4efb\u4f55\u4fe1\u606f\u7684\u9ca8\u9c7c\uff0c\u6216\u8005\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u4e2d\u5df2\u7ecf\u5b58\u5728\u7684\u9ca8\u9c7c\u6761\u76ee\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u4e3a\u6a21\u578b\u6dfb\u52a0\u9a8c\u8bc1\u673a\u5236\uff0c\u5728\u6570\u636e\u8f93\u5165\u8fdb\u5165\u6570\u636e\u5e93\u4e4b\u524d\u5bf9\u5176\u8fdb\u884c\u68c0\u67e5\u3002\u7531\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u903b\u8f91\u4f4d\u4e8e\u5176\u6a21\u578b\u4e2d\uff0c\u56e0\u6b64\u5728\u6b64\u5904\u9a8c\u8bc1\u6570\u636e\u8f93\u5165\u662f\u5408\u9002\u7684\u3002<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0c\u672c\u6559\u7a0b\u4e0d\u5305\u62ec\u7f16\u5199\u9a8c\u8bc1\u6d4b\u8bd5\u7684\u5185\u5bb9\uff0c\u4f46\u60a8\u53ef\u4ee5\u901a\u8fc7\u67e5\u9605Rails\u6587\u6863\u6765\u83b7\u53d6\u66f4\u591a\u6709\u5173\u6d4b\u8bd5\u7684\u4fe1\u606f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u8fd8\u6ca1\u6709\u505c\u6b62\u670d\u52a1\u5668\uff0c\u8bf7\u7acb\u5373\u5728\u7ec8\u7aef\u4e2d\u6309\u4e0b<code>CTRL+C<\/code>\u6765\u505c\u6b62\u670d\u52a1\u5668\u3002<\/p>\n<p>\u6253\u5f00\u60a8\u7684<code>shark.rb<\/code>\u6a21\u578b\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>nano app\/models\/shark.rb<\/code><\/pre>\n<p>\u76ee\u524d\uff0c\u6587\u4ef6\u544a\u8bc9\u6211\u4eec\uff0c<code>Shark<\/code>\u7c7b\u4ece<code>ApplicationRecord<\/code>\u7ee7\u627f\uff0c\u800c<code>ApplicationRecord<\/code>\u53c8\u4ece<code>ActiveRecord::Base<\/code>\u7ee7\u627f\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/models\/shark.rb<\/code> \u7684\u5185\u5bb9\uff1a<\/p>\n<pre class=\"post-pre\"><code>class Shark &lt; ApplicationRecord\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u5728\u540d\u79f0\u5b57\u6bb5\u4e2d\u6dfb\u52a0\u4e00\u4e9b\u9a8c\u8bc1\uff0c\u4ee5\u786e\u8ba4\u8be5\u5b57\u6bb5\u5df2\u586b\u5199\u4e14\u8f93\u5165\u662f\u552f\u4e00\u7684\uff0c\u4ee5\u9632\u6b62\u91cd\u590d\u8f93\u5165\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/models\/shark.rb<\/code> \u7684\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre class=\"post-pre\"><code>class Shark &lt; ApplicationRecord\r\n  <mark>validates :name, presence: true, uniqueness: true<\/mark>\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u4e3a\u4e8b\u5b9e\u5b57\u6bb5\u6dfb\u52a0\u9a8c\u8bc1\uff0c\u4ee5\u786e\u4fdd\u5b83\u4e5f\u88ab\u586b\u5199\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/models\/shark.rb<\/code> \u7684\u5185\u5bb9\uff1a<\/p>\n<pre class=\"post-pre\"><code>class Shark &lt; ApplicationRecord\r\n  validates :name, presence: true, uniqueness: true\r\n  <mark>validates :facts, presence: true<\/mark>\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u9a8c\u8bc1\u4ee3\u7801\u4e2d\u7684 <code>validates :facts, presence: true<\/code> \u884c\u4e0e\u4e8b\u5b9e\u7684\u72ec\u7279\u6027\u65e0\u5173\uff0c\u800c\u662f\u4e0e\u552f\u4e00\u7684\u9ca8\u9c7c\u6761\u76ee\u76f8\u5173\u8054\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n<p>\u5b8c\u6210\u540e\u8bf7\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u518d\u6b21\u4f7f\u7528 <code>rails s<\/code> \u6216 <code>rails s --binding=your_server_ip<\/code> \u542f\u52a8\u60a8\u7684\u670d\u52a1\u5668\uff0c\u7136\u540e\u5728 <code>http:\/\/localhost:3000<\/code> \u6216 <code>http:\/\/your_server_ip:3000<\/code> \u5bfc\u822a\u5230\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u6839\u76ee\u5f55\u3002<\/p>\n<p>\u70b9\u51fb\u201c\u65b0\u9ca8\u9c7c\u201d\u94fe\u63a5\u3002\u5728\u8868\u683c\u4e2d\uff0c\u5c06\u201cGreat White\u201d\u6dfb\u52a0\u5230\u540d\u79f0\u5b57\u6bb5\uff0c\u201cBig Teeth\u201d\u6dfb\u52a0\u5230\u4e8b\u5b9e\u5b57\u6bb5\uff0c\u7136\u540e\u70b9\u51fb\u521b\u5efa\u9ca8\u9c7c\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u4f1a\u51fa\u73b0\u4e00\u4e2a\u8b66\u544a\u4fe1\u606f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/137-0.png\" alt=\"\u552f\u4e00\u6027\u9a8c\u8bc1\u8b66\u544a\" \/><\/div>\n<p>\u4e3a\u4e86\u68c0\u67e5\u5176\u4ed6\u9a8c\u8bc1\uff0c\u8bf7\u70b9\u51fb\u201c\u56de\u5230\u9ca8\u9c7c\u201d\u8fd4\u56de\u4e3b\u9875\uff0c\u7136\u540e\u518d\u6b21\u70b9\u51fb\u201c\u65b0\u7684\u9ca8\u9c7c\u201d\u3002\u5728\u65b0\u7684\u8868\u683c\u4e2d\uff0c\u5c06\u201c\u540d\u5b57\u201d\u5b57\u6bb5\u8f93\u5165\u4e3a\u201c\u864e\u9ca8\u201d\uff0c\u5c06\u201c\u4e8b\u5b9e\u201d\u5b57\u6bb5\u7559\u7a7a\u3002\u5f53\u60a8\u70b9\u51fb\u201c\u521b\u5efa\u9ca8\u9c7c\u201d\u65f6\uff0c\u4f1a\u8f93\u51fa\u4ee5\u4e0b\u8b66\u544a\uff1a<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/139-0.png\" alt=\"\u4e8b\u5b9e\u5b58\u5728\u6027\u8b66\u544a\" \/><\/div>\n<p>\u6709\u4e86\u8fd9\u4e9b\u53d8\u5316\uff0c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u4e86\u4e00\u4e9b\u9a8c\u8bc1\uff0c\u4ee5\u786e\u4fdd\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002\u73b0\u5728\u60a8\u53ef\u4ee5\u5173\u6ce8\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u7528\u6237\uff0c\u5e76\u5b9a\u4e49\u8c01\u53ef\u4ee5\u4fee\u6539\u5e94\u7528\u7a0b\u5e8f\u6570\u636e\u3002<\/p>\n<h2>\u6b65\u9aa46 \u2014 \u6dfb\u52a0\u8eab\u4efd\u9a8c\u8bc1<\/h2>\n<p>\u6709\u4e00\u4e9b\u9a8c\u8bc1\u673a\u5236\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u7684\u6570\u636e\u662f\u53ef\u9760\u7684\u3002\u4f46\u662f\u5bf9\u4e8e\u7528\u6237\u5462\uff1f\u5982\u679c\u60a8\u4e0d\u5e0c\u671b\u4efb\u4f55\u4eba\u90fd\u80fd\u5411\u6570\u636e\u5e93\u4e2d\u6dfb\u52a0\u6570\u636e\uff0c\u90a3\u4e48\u60a8\u5e94\u8be5\u6dfb\u52a0\u4e00\u4e9b\u8eab\u4efd\u9a8c\u8bc1\u63aa\u65bd\uff0c\u4ee5\u786e\u4fdd\u53ea\u6709\u88ab\u5141\u8bb8\u7684\u7528\u6237\u53ef\u4ee5\u6dfb\u52a0\u9ca8\u9c7c\u4fe1\u606f\u3002\u4e3a\u4e86\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>http_basic_authenticate_with<\/code> \u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u5141\u8bb8\u521b\u5efa\u7528\u6237\u540d\u548c\u5bc6\u7801\u7684\u7ec4\u5408\u6765\u5bf9\u7528\u6237\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n<p>\u5728Rails\u4e2d\uff0c\u6709\u8bb8\u591a\u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8e\u7528\u6237\u8ba4\u8bc1\uff0c\u5305\u62ec\u4f7f\u7528 bcrypt \u6216 devise gem\u3002\u4f46\u662f\uff0c\u73b0\u5728\uff0c\u5411\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u63a7\u5236\u5668\u6dfb\u52a0\u4e00\u4e2a\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u5c06\u9002\u7528\u4e8e\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5404\u4e2a\u64cd\u4f5c\u3002\u5982\u679c\u60a8\u5c06\u6765\u6dfb\u52a0\u66f4\u591a\u63a7\u5236\u5668\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u8fd9\u5c06\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u4f7f\u7528 <code>CTRL+C<\/code> \u505c\u6b62\u60a8\u7684\u670d\u52a1\u5668\u3002<\/p>\n<p>\u6253\u5f00\u5b9a\u4e49\u60a8\u7684 <code>ApplicationController<\/code> \u7684\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>nano app\/controllers\/application_controller.rb<\/code><\/pre>\n<p>\u8fd9\u91cc\u662f <code>ApplicationController<\/code> \u7c7b\u7684\u5b9a\u4e49\uff0c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5176\u4ed6\u63a7\u5236\u5668\u90fd\u7ee7\u627f\u81ea\u5b83\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/controllers\/application_controller.rb<\/code> \u7684\u5185\u5bb9\uff1a<\/p>\n<pre class=\"post-pre\"><code>class ApplicationController &lt; ActionController::Base\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u4e3a\u4e86\u9a8c\u8bc1\u7528\u6237\uff0c\u4f7f\u7528\u5e26\u6709 <code>http_basic_authenticate_with<\/code> \u65b9\u6cd5\u7684\u786c\u7f16\u7801\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002\u5c06\u4ee5\u4e0b\u4ee3\u7801\u6dfb\u52a0\u5230\u6587\u4ef6\u4e2d\u3002<\/p>\n<div>\n<p><code>~\/sharkapp\/app\/controllers\/application_controller.rb<\/code> \u7684\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre class=\"post-pre\"><code>class ApplicationController &lt; ActionController::Base\r\n  <mark>http_basic_authenticate_with name: 'sammy', password: 'shark', except: [:index, :show]<\/mark>\r\nend\r\n<\/code><\/pre>\n<\/div>\n<p>\u9664\u4e86\u5728\u8fd9\u91cc\u63d0\u4f9b\u7528\u6237\u540d\u548c\u5bc6\u7801\u4e4b\u5916\uff0c\u60a8\u8fd8\u901a\u8fc7\u6307\u5b9a\u4e0d\u9700\u8981\u8ba4\u8bc1\u7684\u8def\u7531\u6765\u9650\u5236\u4e86\u8ba4\u8bc1\uff1a\u7d22\u5f15\u548c\u5c55\u793a\u3002\u53e6\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\u662f\u4ec5\u5199\uff1a<code>[:create, :update, :destroy]<\/code>\u3002\u8fd9\u6837\uff0c\u6240\u6709\u7528\u6237\u90fd\u5c06\u80fd\u591f\u8bbf\u95ee\u6240\u6709\u7684\u9ca8\u9c7c\uff0c\u5e76\u9605\u8bfb\u6709\u5173\u7279\u5b9a\u9ca8\u9c7c\u7684\u4fe1\u606f\u3002\u7136\u800c\uff0c\u5f53\u6d89\u53ca\u4fee\u6539\u7f51\u7ad9\u5185\u5bb9\u65f6\uff0c\u7528\u6237\u5c06\u9700\u8981\u8bc1\u660e\u4ed6\u4eec\u6709\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u5728\u4e00\u4e2a\u66f4\u5065\u58ee\u7684\u8bbe\u7f6e\u4e2d\uff0c\u60a8\u4e0d\u4f1a\u60f3\u4ee5\u8fd9\u79cd\u65b9\u5f0f\u786c\u7f16\u7801\u6570\u503c\uff0c\u4f46\u8fd9\u4e2a\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4e3a\u5e94\u7528\u7684\u8def\u7531\u5305\u62ec\u8eab\u4efd\u9a8c\u8bc1\u3002Rails\u9ed8\u8ba4\u5c06\u4f1a\u8bdd\u6570\u636e\u5b58\u50a8\u5728 cookies \u4e2d\uff1a\u4e00\u65e6\u60a8\u5728\u7279\u5b9a\u64cd\u4f5c\u4e0a\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\uff0c\u60a8\u5728\u540c\u4e00\u4f1a\u8bdd\u4e2d\u5c06\u4e0d\u9700\u8981\u518d\u6b21\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n<p>\u5728\u7f16\u8f91\u5b8c\u4e4b\u540e\uff0c\u4fdd\u5b58\u5e76\u5173\u95ed <code>app\/controllers\/application_controller.rb<\/code> \u6587\u4ef6\u3002\u73b0\u5728\uff0c\u60a8\u53ef\u4ee5\u6d4b\u8bd5\u8eab\u4efd\u9a8c\u8bc1\u529f\u80fd\u4e86\u3002<\/p>\n<p>\u4f7f\u7528 <code>rails s<\/code> \u6216 <code>rails s --binding=your_server_ip<\/code> \u542f\u52a8\u670d\u52a1\u5668\uff0c\u5e76\u5728 <code>http:\/\/localhost:3000<\/code> \u6216 <code>http:\/\/your_server_ip:3000<\/code> \u4e0a\u8bbf\u95ee\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u5728\u767b\u5f55\u9875\u9762\u4e0a\uff0c\u70b9\u51fb\u201c\u65b0\u5efa\u9ca8\u9c7c\u201d\u6309\u94ae\u3002\u8fd9\u5c06\u89e6\u53d1\u4ee5\u4e0b\u8ba4\u8bc1\u7a97\u53e3\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644af9a4b2f92e6c71d4fd\/158-0.png\" alt=\"\u7528\u6237\u8ba4\u8bc1\" \/><\/div>\n<p>\u5982\u679c\u60a8\u8f93\u5165\u7684\u7528\u6237\u540d\u662f <code>sammy<\/code>\uff0c\u5bc6\u7801\u662f <code>shark<\/code>\uff0c\u5e76\u4e14\u8fd9\u662f\u60a8\u6dfb\u52a0\u5230 <code>app\/controllers\/application_controller.rb<\/code> \u7684\u7ec4\u5408\uff0c\u60a8\u5c06\u80fd\u591f\u5b89\u5168\u5730\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u9ca8\u9c7c\u3002<\/p>\n<p>\u60a8\u73b0\u5728\u62e5\u6709\u4e00\u4e2a\u5b8c\u7f8e\u8fd0\u884c\u7684\u9ca8\u9c7c\u5e94\u7528\uff0c\u5305\u62ec\u6570\u636e\u9a8c\u8bc1\u548c\u57fa\u672c\u7684\u8ba4\u8bc1\u65b9\u6848\u3002<\/p>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\u521b\u5efa\u7684Rails\u5e94\u7528\u7a0b\u5e8f\u662f\u4e00\u4e2a\u53ef\u4ee5\u7528\u4e8e\u8fdb\u4e00\u6b65\u5f00\u53d1\u7684\u8d77\u70b9\u3002\u5982\u679c\u60a8\u5bf9\u63a2\u7d22Rails\u751f\u6001\u7cfb\u7edf\u611f\u5174\u8da3\uff0c\u9879\u76ee\u6587\u6863\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u5f00\u59cb\u5730\u70b9\u3002<\/p>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7\u9605\u8bfb\u300a\u5982\u4f55\u4e3aRuby on Rails\u5e94\u7528\u7a0b\u5e8f\u521b\u5efa\u5d4c\u5957\u8d44\u6e90\u300b\u6765\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u5c06\u5d4c\u5957\u8d44\u6e90\u6dfb\u52a0\u5230\u60a8\u7684\u9879\u76ee\u4e2d\u7684\u77e5\u8bc6\uff0c\u8fd9\u7bc7\u6587\u7ae0\u5c06\u5411\u60a8\u5c55\u793a\u5982\u4f55\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u6a21\u578b\u548c\u8def\u7531\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u60a8\u53ef\u80fd\u60f3\u8981\u5c1d\u8bd5\u4f7f\u7528 React \u7b49\u6846\u67b6\u6765\u4e3a\u60a8\u7684\u9879\u76ee\u8bbe\u7f6e\u66f4\u5f3a\u5927\u7684\u524d\u7aef\u3002\u300a\u5982\u4f55\u4f7f\u7528React\u524d\u7aef\u8bbe\u7f6eRuby on Rails\u9879\u76ee\u300b\u63d0\u4f9b\u4e86\u5173\u4e8e\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e2a\u76ee\u6807\u7684\u6307\u5bfc\u3002<\/p>\n<p>\u5982\u679c\u60a8\u60f3\u63a2\u7d22\u4e0d\u540c\u7684\u6570\u636e\u5e93\u9009\u9879\uff0c\u60a8\u4e5f\u53ef\u4ee5\u67e5\u9605\u300a\u5982\u4f55\u5728Ubuntu 20.04\u4e0a\u4f7f\u7528PostgreSQL\u4e0eRuby on Rails\u5e94\u7528\u7a0b\u5e8f\u300b\uff0c\u5176\u4e2d\u4ecb\u7ecd\u4e86\u5982\u4f55\u4f7f\u7528 PostgreSQL \u800c\u4e0d\u662f SQLite\u3002\u60a8\u8fd8\u53ef\u4ee5\u67e5\u9605\u6211\u4eec\u7684 PostgreSQL \u6559\u7a0b\u5e93\uff0c\u4ee5\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u4f7f\u7528\u8fd9\u4e2a\u6570\u636e\u5e93\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 Rails \u662f\u4e00\u4e2a\u7528 Ruby \u7f16\u5199\u7684 Web \u5e94\u7528\u6846\u67b6\u3002\u5b83\u91c7\u7528\u4e00\u79cd\u201c\u56fa\u6267\u5df1\u89c1\u201d\u7684\u5f00\u53d1\u65b9\u5f0f\uff0c\u5047\u8bbe\u5728\u5171\u540c\u76ee [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[324,322,300,323,299],"class_list":["post-37","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-rails","tag-ruby-on-rails","tag-ubuntu-22-04","tag-web","tag-299"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ubuntu 22.04\u4e0a\u6784\u5efaRuby on Rails\u5e94\u7528\uff1a\u5b8c\u6574\u6307\u5357\u4e0e\u6700\u4f73\u5b9e\u8df5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Ubuntu 22.04\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u4ece\u96f6\u5f00\u59cb\u6784\u5efa\u4e00\u4e2a\u529f\u80fd\u5b8c\u5584\u7684Ruby on Rails\u5e94\u7528\u7a0b\u5e8f\u3002\u6db5\u76d6\u73af\u5883\u914d\u7f6e\u3001\u4f9d\u8d56\u5b89\u88c5\u3001\u9879\u76ee\u521b\u5efa\u4e0e\u90e8\u7f72\u7b49\u5173\u952e\u6b65\u9aa4\uff0c\u52a9\u60a8\u9ad8\u6548\u642d\u5efaRails\u5f00\u53d1\u73af\u5883\u5e76\u542f\u52a8\u60a8\u7684Web\u9879\u76ee\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5982\u4f55\u5728ubuntu-22-04\u4e0a\u6784\u5efa\u4e00\u4e2aruby-on-rails\u5e94\u7528\u7a0b\u5e8f\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ubuntu 22.04\u4e0a\u6784\u5efaRuby on Rails\u5e94\u7528\uff1a\u5b8c\u6574\u6307\u5357\u4e0e\u6700\u4f73\u5b9e\u8df5\" \/>\n<meta property=\"og:description\" content=\"\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Ubuntu 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