質問編集履歴
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エラーを更新しました
test
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いつも
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いつもお世話になっております。
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Rails APIモード
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Ruby on Rails APIモードにて、Google認証を実装したいと考えているのですがエラーで苦戦しております。
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今回はDeviseを使わずに、[こちらのQiita記事](https://qiita.com/daijiro_maeyama/items/8b672ec0721d43f2d044)を参考にしながら進めているのですが、エラーが出てしまい、困っています。
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### 実現したいこと
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Rails APIモードによるGoogleログインの実装
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### エラー、実装において困っていること
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```
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OmniAuth::Strategies::OAuth2::CallbackError
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$ curl localhost:3000/v1/auth/google_oauth2/callback 'email=XXXX@gmail.com&password=XXXXXXXXX'
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csrf_detected | CSRF detected
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"status":404,"error":"Not Found","exception":"#\u003cActionController::RoutingError: uninitialized constant V1::SessionsController\u003e","traces":{"Application Trace":[],
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・・・
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```
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### ソースコード
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> セッションコントローラー
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```Ruby
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このエラーは、Googleのログイン画面に飛んでからログインしようとすると生じてしまいます。
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module V1
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class SessionsController < ApplicationController
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# POST /v1/login
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def create
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@user = User.from_omniauth(request.env["omniauth.auth"])
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if @user.save
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session[:user_id] = @user.id
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render json: @user, serializer: SessionSerializer, root: nil
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else
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invalid_password
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end
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end
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## 開発環境
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rails 5.2.1
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omniauth-google-oauth2
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(deviseは使っていません)
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ソースコードは下記となります
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### omniauth.rb
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```
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Rails.application.config.middleware.use OmniAuth::Builder do
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provider :google_oauth2,
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Rails.application.credentials.google[:google_client_id],
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def invalid_password
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warden.custom_failure!
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Rails.application.credentials.google[:google_client_secret]
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end
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end
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end
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@@ -112,13 +52,9 @@
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### user.rb
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```
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```
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# app/models/user.rb
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class User < ApplicationRecord
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where(provider: auth.provider, uid: auth.uid).first_or_initialize.tap do |user|
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user.provider = auth.provider
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user.uid = auth.uid
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user.name = auth.info.name
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user.email = auth.info.email
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user.image = auth.info.image
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user.oauth_token = auth.credentials.token
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user.oauth_expires_at = Time.at(auth.credentials.expires_at)
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return user
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### sessions_controller.rb
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```
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```
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class SessionsController < ApplicationController
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def new
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end
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def create
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@user = User.from_omniauth(request.env["omniauth.auth"])
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if @user.save
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session[:user_id] = user.id
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render json: "succesfully login.\n", status: 200
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else
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render json: "fail to login.\n", status: 500
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end
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end
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def destroy
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session[:user_id] = nil
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render json: "succesfully logout.\n", status: 200
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end
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### application.rb
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```
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```
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・・・
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config.api_only = true
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config.middleware.use ActionDispatch::Flash
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config.middleware.use ActionDispatch::Cookies
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config.middleware.use ActionDispatch::Session::CookieStore
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config.middleware.insert_before 0, Rack::Cors do
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allow do
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origins 'http://localhost:3000'
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resource '*',
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:headers => :any,
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:methods => [:get, :post, :patch, :delete, :options]
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end
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end
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end
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end
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### routes.rb
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```
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```
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# config/routes.rb
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Rails.application.routes.draw do
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get 'auth/:provider/callback', to: 'sessions#create'
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get 'auth/failure', to: redirect('/')
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get 'auth/failure', to: redirect('/')
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get 'signout', to: 'sessions#destroy', as: 'signout'
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resources :sessions, only: [:new, :create, :destroy]
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end
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end
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1
ソースコードを更新しました
test
CHANGED
@@ -1 +1 @@
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Rails APIモードでGoogle Authを実現したい(rails)
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Rails APIモードでGoogle Authを実現したい(rails api)
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test
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```
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# ターミナルでcurlコマンドを打つと・・・
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$ curl localhost:3000/v1/auth/google_oauth2/callback 'email=XXXX@gmail.com&password=XXXXXXXXX'
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# こちらのエラーが発生します
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"status":404,"error":"Not Found","exception":"#\u003cActionController::RoutingError: uninitialized constant V1::SessionsController\u003e","traces":{"Application Trace":[],
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・・・
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```
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```
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そもそも、Rails APIモードにてGoogleログインの実装ができているかどうかを確認する最も適切な方法を同時に教示していただきたいです。
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### ソースコード
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> セッションコントローラー
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```Ruby
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# app/controllers/sessions_controller.rb
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module V1
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class SessionsController < ApplicationController
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# POST /v1/login
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def create
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@user = User.from_omniauth(request.env["omniauth.auth"])
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if @user.save
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session[:user_id] = @user.id
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render json: @user, serializer: SessionSerializer, root: nil
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else
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invalid_password
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end
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end
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# DELETE /v1
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def destroy
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session[:user_id] = nil
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end
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private
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def invalid_email
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warden.custom_failure!
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render json: { error: t('invalid_email') }
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end
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def invalid_password
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warden.custom_failure!
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render json: { error: t('invalid_password') }
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end
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end
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end
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```
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> モデル
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```Ruby
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# app/models/user.rb
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class User < ApplicationRecord
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def self.from_omniauth(auth)
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where(provider: auth.provider, uid: auth.uid).first_or_initialize.tap do |user|
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@user.provider = auth.provider
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@user.uid = auth.uid
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@user.name = auth.info.name
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@user.email = auth.info.email
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@user.image = auth.info.image
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@user.oauth_token = auth.credentials.token
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@user.oauth_expires_at = Time.at(auth.credentials.expires_at)
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return user
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end
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end
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end
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```
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> シリアライズ
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```Ruby
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# app/serializers/session_serializer.rb
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module V1
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class SessionSerializer < ActiveModel::Serializer
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attributes :provider, :uid, :name, :email, :image, :oauth_token, :oauth_expires_at
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end
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end
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```
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> omniauth設定
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```Ruby
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# config/omniauth.rb
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59
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Rails.application.config.middleware.use OmniAuth::Builder do
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60
182
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@@ -66,142 +188,28 @@
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66
188
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67
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68
190
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>
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> ルーティング
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```
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```Ruby
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|
75
|
-
GOOGLE_CLIENT_SECRET="XXXXXXXXXXXXXXXXXXXXXXXX"
|
76
|
-
|
77
|
-
```
|
78
|
-
|
79
|
-
|
80
|
-
|
81
|
-
|
195
|
+
# config/routes.rb
|
82
|
-
|
83
|
-
```
|
84
196
|
|
85
197
|
Rails.application.routes.draw do
|
86
198
|
|
199
|
+
namespace :v1, defaults: { format: :json } do
|
200
|
+
|
87
|
-
get 'auth/:provider/callback', to: 'sessions#create'
|
201
|
+
get 'auth/:provider/callback', to: 'sessions#create'
|
88
|
-
|
202
|
+
|
89
|
-
get 'auth/failure', to: redirect('/')
|
203
|
+
get 'auth/failure', to: redirect('/')
|
90
|
-
|
204
|
+
|
91
|
-
get 'signout', to: 'sessions#destroy', as: 'signout'
|
205
|
+
get 'signout', to: 'sessions#destroy', as: 'signout'
|
92
|
-
|
93
|
-
|
94
|
-
|
206
|
+
|
207
|
+
|
208
|
+
|
95
|
-
resources :sessions, only: %i(new create destroy)
|
209
|
+
resources :sessions, only: %i(new create destroy)
|
96
|
-
|
210
|
+
|
97
|
-
end
|
211
|
+
end
|
212
|
+
|
98
|
-
|
213
|
+
end
|
214
|
+
|
99
|
-
```
|
215
|
+
```
|
100
|
-
|
101
|
-
|
102
|
-
|
103
|
-
> user.rb
|
104
|
-
|
105
|
-
```Ruby
|
106
|
-
|
107
|
-
class User < ApplicationRecord
|
108
|
-
|
109
|
-
def self.from_omniauth(auth)
|
110
|
-
|
111
|
-
where(provider: auth.provider, uid: auth.uid).first_or_initialize.tap do |user|
|
112
|
-
|
113
|
-
user.provider = auth.provider
|
114
|
-
|
115
|
-
user.uid = auth.uid
|
116
|
-
|
117
|
-
user.name = auth.info.name
|
118
|
-
|
119
|
-
user.email = auth.info.email
|
120
|
-
|
121
|
-
user.image = auth.info.image
|
122
|
-
|
123
|
-
user.oauth_token = auth.credentials.token
|
124
|
-
|
125
|
-
user.oauth_expires_at = Time.at(auth.credentials.expires_at)
|
126
|
-
|
127
|
-
return user
|
128
|
-
|
129
|
-
end
|
130
|
-
|
131
|
-
end
|
132
|
-
|
133
|
-
end
|
134
|
-
|
135
|
-
```
|
136
|
-
|
137
|
-
|
138
|
-
|
139
|
-
> sessions_controler.rb
|
140
|
-
|
141
|
-
```Ruby
|
142
|
-
|
143
|
-
class SessionsController < ApplicationController
|
144
|
-
|
145
|
-
def new
|
146
|
-
|
147
|
-
end
|
148
|
-
|
149
|
-
|
150
|
-
|
151
|
-
def create
|
152
|
-
|
153
|
-
user = User.from_omniauth(request.env["omniauth.auth"])
|
154
|
-
|
155
|
-
if user.save
|
156
|
-
|
157
|
-
session[:user_id] = user.id
|
158
|
-
|
159
|
-
render json: @user
|
160
|
-
|
161
|
-
else
|
162
|
-
|
163
|
-
head :no_content
|
164
|
-
|
165
|
-
end
|
166
|
-
|
167
|
-
end
|
168
|
-
|
169
|
-
|
170
|
-
|
171
|
-
def destroy
|
172
|
-
|
173
|
-
session[:user_id] = nil
|
174
|
-
|
175
|
-
head :no_content
|
176
|
-
|
177
|
-
end
|
178
|
-
|
179
|
-
end
|
180
|
-
|
181
|
-
```
|
182
|
-
|
183
|
-
|
184
|
-
|
185
|
-
> application_controller.rb
|
186
|
-
|
187
|
-
```Ruby
|
188
|
-
|
189
|
-
class ApplicationController < ActionController::API
|
190
|
-
|
191
|
-
helper_method :current_user
|
192
|
-
|
193
|
-
|
194
|
-
|
195
|
-
def current_user
|
196
|
-
|
197
|
-
User.find(session[:user_id]) if session[:user_id]
|
198
|
-
|
199
|
-
end
|
200
|
-
|
201
|
-
end
|
202
|
-
|
203
|
-
```
|
204
|
-
|
205
|
-
|
206
|
-
|
207
|
-
すみませんが、どうぞ宜しくお願いいたします。
|