質問編集履歴
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@@ -211,3 +211,193 @@
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どなたか知見のある方教えていただけないででしょうか？
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「ここが怪しい！」とかでも教えていただけると幸いです。
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## 追記
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docker-compose.ymlからrailsコンテナのportsの宣言を削除しました。
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```
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version: '2'
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services:
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rails: &app_base
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build:
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context: .
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dockerfile: "Dockerfile.dev"
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command: ["bundle", "exec", "rails", "s", "-p", "3000", "-b", "0.0.0.0"]
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env_file:
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- "./.env.dev"
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volumes:
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- ".:/app"
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volumes_from:
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- data
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ports:
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- "3000:3000"
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depends_on:
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- db
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tty: true
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stdin_open: true
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spring:
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<<: *app_base
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command: ["bundle", "exec", "spring", "server"]
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ports: []
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tty: false
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stdin_open: false
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db:
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image: "mysql:5.6"
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environment:
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- "MYSQL_USER=mysql"
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- "MYSQL_PASSWORD=password"
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volumes_from:
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- data
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data:
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image: "busybox"
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volumes:
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- "db:/var/lib/mysql"
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- "bundle:/usr/local/bundle"
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volumes:
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db:
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driver: local
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bundle:
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driver: local
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```
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database.ymlからもportの設定を削除しました
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config/database.yml
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```
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default: &default
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adapter: mysql2
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encoding: utf8
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pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
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username: <%= ENV.fetch('DATABASE_USER') { 'root' } %>
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password: <%= ENV.fetch('DATABASE_PASSWORD') { 'password' } %>
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host: <%= ENV.fetch('DATABASE_HOST') { 'localhost' } %>
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development:
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<<: *default
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database: app_development
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test:
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<<: *default
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database: app_test
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production:
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<<: *default
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database: app_production
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```
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385
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.env,dev
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386
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+
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387
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+
```
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388
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389
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DATABASE_HOST=db
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390
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391
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DATABASE_USER=mysql
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392
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+
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393
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DATABASE_PASSWORD=password
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394
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+
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395
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+
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396
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+
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397
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+
```
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398
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399
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これでも#<Mysql2::Error: Unknown MySQL server host 'db' (25)>が出てしまいます・・・
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