{"id":4066,"date":"2014-03-12T10:10:27","date_gmt":"2014-03-12T01:10:27","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=4066"},"modified":"2018-11-14T16:33:51","modified_gmt":"2018-11-14T07:33:51","slug":"rails-4-1-0-message-verifier","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2014\/03\/12\/rails-4-1-0-message-verifier\/","title":{"rendered":"Rails 4.1.0 \u306e Message Verifier \u3092\u4f7f\u3046"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>Rails 4.1.0 \u3067\u306f Message Verifier \u3068\u3044\u3046\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>Rails \u306f Cookie \u306b\u8a2d\u5b9a\u3059\u308b\u5024\u306b HMAC \u3067\u306e\u7f72\u540d\u3092\u4ed8\u3051\u3066\u304a\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u53d7\u3051\u53d6\u3063\u305f Cookie \u306e\u5185\u5bb9\u304c\u6539\u5909\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u691c\u8a3c\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6a5f\u80fd\u304c Message Verifier \u3067\u3042\u308a\u3001Rails 4.1.0 \u3067\u306f\u305d\u308c\u3092\u518d\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u3068\u308a\u3042\u3048\u305a\u4f7f\u3063\u3066\u307f\u308b<\/h2>\n<p>Message Verifier \u306f Rails.application.message_verifier \u3092\u901a\u3058\u3066\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u5f15\u6570\u306b\u306f\u7528\u9014\u3092\u8868\u3059\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">verifier = Rails.application.message_verifier(:greeting)<\/pre>\n<p>verifier \u306e generate \u30e1\u30bd\u30c3\u30c9\u3067\u66f8\u540d\u4ed8\u304d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">signed_message = verifier.generate('Hello')<\/pre>\n<p>\u66f8\u540d\u4ed8\u304d\u30e1\u30c3\u30bb\u30fc\u30b8\u306f Cookie \u306b\u4fdd\u5b58\u3059\u308b\u3068\u304b\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u4ed8\u304d\u306e URL \u306b\u542b\u3081\u308b\u306a\u3069\u3057\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u5916\u306b\u516c\u958b\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b7\u30b9\u30c6\u30e0\u5916\u306b\u516c\u958b\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u305d\u306e\u5024\u304c\u6539\u5909\u3055\u308c\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067 verifier \u306e verify \u30e1\u30bd\u30c3\u30c9\u3067\u6539\u5909\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">message = verify(token) # =&gt; \"Hello\"<\/pre>\n<p>\u691c\u8a3c\u306b\u5931\u6557\u3057\u305f\u5834\u5408\u306f ActiveSupport::MessageVerifier::InvalidSignature \u304c raise \u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>Message Verifier \u306e\u4f7f\u3044\u9053\u3092\u8003\u3048\u308b<\/h2>\n<p>Rails \u306f Cookie \u306e\u5024\u304c\u6539\u5909\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b Message Verifier \u306e\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4ed6\u306e\u4f7f\u3044\u9053\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u305f\u304c\u3001\u3088\u304f\u3042\u308b\u4f1a\u54e1\u30b5\u30a4\u30c8\u306e\u53cb\u9054\u7d39\u4ecb\u6a5f\u80fd\u306b\u4f7f\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u826f\u304f\u3042\u308b\u30a2\u30ec\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u62db\u5f85\u3057\u305f\u3044\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u9001\u4fe1\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3002<\/li>\n<li>\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306b\u5c02\u7528\u306e URL \u304c\u8a18\u8f09\u3055\u308c\u305f\u30e1\u30fc\u30eb\u304c\u9001\u4fe1\u3055\u308c\u308b\u3002\uff08URL \u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u306f\u30c8\u30fc\u30af\u30f3\u304c\u542b\u307e\u308c\u308b\uff09<\/li>\n<li>\u305d\u306e URL \u304b\u3089\u4f1a\u54e1\u767b\u9332\u3059\u308b\u3068\u53cb\u9054\u3068\u62db\u5f85\u3057\u305f\u4eba\u306b\u30dd\u30a4\u30f3\u30c8\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u3002<\/li>\n<\/ol>\n<p>Message Verifier \u3092\u4f7f\u3046\u306e\u306f\u3001\u5c02\u7528\u306e URL \u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u542b\u3081\u308b\u30c8\u30fc\u30af\u30f3\u3092\u751f\u6210\u3059\u308b\u90e8\u5206\u3068\u3001\u30a2\u30af\u30bb\u30b9\u3055\u308c\u305f URL \u304b\u3089\u53d6\u308a\u51fa\u3057\u305f\u30c8\u30fc\u30af\u30f3\u3092\u691c\u8a3c\u3059\u308b\u90e8\u5206\u3067\u3059\u3002<\/p>\n<p>\u5168\u3066\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3068\u9577\u304f\u306a\u308b\u306e\u3067\u3001\u30e2\u30c7\u30eb\u30af\u30e9\u30b9\uff08User\uff09\u306e\u30b3\u30fc\u30c9\u3060\u3051\u66f8\u3044\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">class User &lt; ActiveRecord::Base\r\n\r\n  # \u30c8\u30fc\u30af\u30f3\u3092\u751f\u6210\u3059\u308b.\r\n  def generate_invitation_token\r\n    verifier = Rails.application.message_verifier(:invite_friend)\r\n    verifier.generate([self.id, Time.now])\r\n  end\r\n\r\n  # \u30c8\u30fc\u30af\u30f3\u304b\u3089\u7d39\u4ecb\u8005\u3092\u691c\u7d22\u3059\u308b.\r\n  def self.find_by_invitation_token(token)\r\n    verifier = Rails.application.message_verifier(:invite_friend)\r\n    id, invited_at = verifier.verify(token)\r\n    raise 'Token expired' if invited_at &lt; 1.days.ago # 1 \u65e5\u4ee5\u4e0a\u7d4c\u904e\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u30a8\u30e9\u30fc\u3068\u3059\u308b.\r\n    find(id)\r\n  end\r\n\r\nend<\/pre>\n<p>generate_invitation_token(email) \u30e1\u30bd\u30c3\u30c9\u3067\u306f\u5c02\u7528\u306e URL \u306b\u542b\u3081\u308b\u30c8\u30fc\u30af\u30f3\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>find_by_invitation_token(token) \u30e1\u30bd\u30c3\u30c9\u306f\u5c02\u7528\u306e URL \u306b\u542b\u3081\u305f\u30c8\u30fc\u30af\u30f3\u304b\u3089\u62db\u5f85\u3057\u305f\u30e6\u30fc\u30b6\u3092\u691c\u7d22\u3057\u307e\u3059\u3002\u30c8\u30fc\u30af\u30f3\u304c\u6539\u5909\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u306f ActiveSupport::MessageVerifier::InvalidSignature \u304c raise \u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u30c8\u30fc\u30af\u30f3\u304c\u751f\u6210\u3055\u308c\u3066\u304b\u3089 1 \u65e5\u4ee5\u4e0a\u7d4c\u904e\u3057\u3066\u3044\u305f\u5834\u5408\u3082\u4f8b\u5916\u3092 raise \u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>Message Verifier \u306f\u5024\u3092\u5931\u52b9\u3055\u305b\u308b\uff08\u6709\u52b9\u671f\u9650\u5207\u308c\u306b\u3059\u308b\uff09\u6a5f\u80fd\u306f\u63d0\u4f9b\u3057\u306a\u3044<\/h2>\n<p>Message Verifier \u3092\u4f7f\u3046\u3068\u304d\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u70b9\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u5024\u306e\u6539\u5909\u3092\u691c\u51fa\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u304f\u308c\u308b\u3002<\/li>\n<li>\u751f\u6210\u3057\u305f\u5024\u3092\u5931\u52b9\u3055\u305b\u308b\uff08\u6709\u52b9\u671f\u9650\u5207\u308c\u306b\u3059\u308b\uff09\u6a5f\u80fd\u306f\u63d0\u4f9b\u3057\u3066\u304f\u308c\u306a\u3044\u3002<\/li>\n<\/ul>\n<p>\u4e0a\u8a18\u306e\u300c\u3088\u304f\u3042\u308b\u4f1a\u54e1\u30b5\u30a4\u30c8\u306e\u53cb\u9054\u7d39\u4ecb\u6a5f\u80fd\u300d\u306e\u4f8b\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u64cd\u4f5c\u3055\u308c\u305f\u5834\u5408\u306b\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ol>\n<li>\u62db\u5f85\u3057\u305f\u3044\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u9001\u4fe1\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3002<\/li>\n<li>\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306b\u5c02\u7528\u306e URL \u304c\u8a18\u8f09\u3055\u308c\u305f\u30e1\u30fc\u30eb\u304c\u9001\u4fe1\u3055\u308c\u308b\u3002\uff08URL \u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u306f\u30c8\u30fc\u30af\u30f3\u304c\u542b\u307e\u308c\u308b\uff09<\/li>\n<li>\u305d\u306e URL \u304b\u3089\u4f1a\u54e1\u767b\u9332\u3059\u308b\u3068\u53cb\u9054\u3068\u62db\u5f85\u3057\u305f\u4eba\u306b\u30dd\u30a4\u30f3\u30c8\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u3002<\/li>\n<li><strong>\u3082\u3046\u4e00\u5ea6\u540c\u3058 URL \u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/strong><\/li>\n<\/ol>\n<p>\u3067\u304d\u308c\u3070\u753b\u9762\u306b\u306f\u300c\u305d\u306e URL \u306f\u65e2\u306b\u7121\u52b9\u3067\u3059\u300d\u306e\u3088\u3046\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3066\u6b32\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u5225\u306e\u30d1\u30bf\u30fc\u30f3\u3068\u3057\u3066\u3001<\/p>\n<ol>\n<li>\u62db\u5f85\u3057\u305f\u3044\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u9001\u4fe1\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3002<\/li>\n<li>\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306b\u5c02\u7528\u306e URL \u304c\u8a18\u8f09\u3055\u308c\u305f\u30e1\u30fc\u30eb\u304c\u9001\u4fe1\u3055\u308c\u308b\u3002\uff08URL \u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u306f\u30c8\u30fc\u30af\u30f3\u304c\u542b\u307e\u308c\u308b\uff09<\/li>\n<li>\u305d\u306e URL \u304b\u3089\u4f1a\u54e1\u767b\u9332\u3059\u308b\u3068\u53cb\u9054\u3068\u62db\u5f85\u3057\u305f\u4eba\u306b\u30dd\u30a4\u30f3\u30c8\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u3002<\/li>\n<li><strong>URL \u304c\u6d41\u51fa\u3057\u3066\u3001\u672c\u6765\u30a2\u30af\u30bb\u30b9\u3057\u3066\u6b32\u3057\u3044\u4eba\u3068\u306f\u5225\u306e\u4eba\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304d\u305f\u3002<br \/>\n<\/strong><\/li>\n<\/ol>\n<p>\u3068\u3044\u3046\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u3092\u9632\u3050\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u751f\u6210\u3059\u308b\u30c8\u30fc\u30af\u30f3\u306b\u62db\u5f85\u3057\u305f\u53cb\u9054\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3082\u542b\u3081\u3066\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30c1\u30a7\u30c3\u30af\u3082\u884c\u3046\u3002<\/li>\n<li>\u540c\u3058\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3067\u65e2\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306b\u306f\u300c\u305d\u306e URL \u306f\u65e2\u306b\u7121\u52b9\u3067\u3059\u300d\u306a\u3069\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>Message Verifier \u3092\u4f7f\u3046\u3068\u5024\u3092\u30b7\u30b9\u30c6\u30e0\u5074\uff08DB \u306a\u3069\uff09\u306b\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u7121\u3044\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u8d77\u3053\u308a\u3048\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u8003\u616e\u3057\u305f\u4e0a\u3067\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>Rails 4.1.0 \u3067\u306f Message Verifier \u3068\u3044\u3046\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002<br \/><a href=\"https:\/\/www.techscore.com\/blog\/2014\/03\/12\/rails-4-1-0-message-verifier\/\">\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[135,18],"tags":[22,134,24],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/4066"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=4066"}],"version-history":[{"count":17,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/4066\/revisions"}],"predecessor-version":[{"id":4097,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/4066\/revisions\/4097"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=4066"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=4066"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=4066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}