■解決したいこと
awsの環境でunicorn-railsでmaster failed to start, check stderr log for detailsとエラーが出て立ち上がらない。
エラーメッセージは
You have already activated rack 2.0.8, but your Gemfile requires rack 2.0.7. Prepending bundle exec
to your command may solve this. (Gem::LoadError)
You have already activated unicor
n 5.5.2, but your Gemfile requires unicorn 5.4.1. Prepending bundle exec
to your c
ommand may solve this. (Gem::LoadError)
■自力で調べた内容
https://qiita.com/ARTS_papa/items/41e2868273dd344cd317
You have already activated rack 2.0.8, but your Gemfile requires rack 2.0.7. Prepending bundle exec
to your command may solve this. (Gem::LoadError)と検索
■仮説と検証作業の結果
rack やunicornのバージョンを上げたりしましたが改善されず。
仮説はGemのコードが何か足らないからではと思っています。
Gemコードは以下となっています。
source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }
ruby '2.5.1'
Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '~> 5.2.2', '>= 5.2.2.1'
Use mysql as the database for Active Record
gem 'mysql2', '0.5.2'
Use Puma as the app server
gem 'puma', '~> 3.11'
Use SCSS for stylesheets
gem 'sass-rails', '~> 5.0.7'
Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'
See https://github.com/rails/execjs#readme for more supported runtimes
gem 'mini_racer', platforms: :ruby
Use CoffeeScript for .coffee assets and views
gem 'coffee-rails', '~> 4.2'
Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
gem 'turbolinks', '~> 5'
Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 2.5'
Use Redis adapter to run Action Cable in production
gem 'redis', '~> 4.0'
Use ActiveModel has_secure_password
gem 'bcrypt', '~> 3.1.7'
Use ActiveStorage variant
gem 'mini_magick', '~> 4.8'
Use Capistrano for deployment
gem 'capistrano-rails', group: :development
Reduces boot times through caching; required in config/boot.rb
gem 'bootsnap', '>= 1.1.0', require: false
group :development, :test do
Call 'byebug' anywhere in the code to stop execution and get a debugger console
gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
end
group :development do
Access an interactive console on exception pages or by calling 'console' anywhere in the code.
gem 'web-console', '>= 3.3.0'
gem 'listen', '>= 3.0.5', '< 3.2'
Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
gem 'spring'
gem 'spring-watcher-listen', '~> 2.0.0'
gem 'capistrano'
gem 'capistrano-rbenv'
gem 'capistrano-bundler'
gem 'capistrano-rails'
gem 'capistrano3-unicorn'
end
group :test do
Adds support for Capybara system testing and selenium driver
gem 'capybara', '>= 2.15'
gem 'selenium-webdriver'
Easy installation and use of chromedriver to run system tests with Chrome
gem 'chromedriver-helper'
end
Windows does not include zoneinfo files, so bundle the tzinfo-data gem
gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
gem 'pry-rails'
gem 'compass-rails', '3.1.0'
gem 'sprockets', '3.7.2'
gem 'carrierwave'
gem 'kaminari'
gem 'devise'
group :production do
gem 'unicorn', '5.4.1'
end
よろしくお願いします。
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