Ruby Runtime

examples/ruby-rails-migrator/.ruby-version

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+3.3.0

examples/ruby-rails-migrator/Gemfile

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+source "https://rubygems.org"
+
+gem "rails", "~> 7.1.0"
+gem "pg"
+gem "puma"

examples/ruby-rails-migrator/Rakefile

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+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require_relative "config/application"
+
+Rails.application.load_tasks

examples/ruby-rails-migrator/app/controllers/application_controller.rb

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+class ApplicationController < ActionController::API
+end

examples/ruby-rails-migrator/app/jobs/application_job.rb

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+class ApplicationJob < ActiveJob::Base
+  # Automatically retry jobs that encountered a deadlock
+  # retry_on ActiveRecord::Deadlocked
+
+  # Most jobs are safe to ignore if the underlying records are no longer available
+  # discard_on ActiveJob::DeserializationError
+end

examples/ruby-rails-migrator/app/mailers/application_mailer.rb

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+class ApplicationMailer < ActionMailer::Base
+  default from: "from@example.com"
+  layout "mailer"
+end

examples/ruby-rails-migrator/app/models/application_record.rb

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+class ApplicationRecord < ActiveRecord::Base
+  primary_abstract_class
+end

examples/ruby-rails-migrator/config/application.rb

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+require_relative "boot"
+
+require "rails"
+# Pick the frameworks you want:
+require "active_model/railtie"
+require "active_job/railtie"
+require "active_record/railtie"
+# require "active_storage/engine"
+require "action_controller/railtie"
+# require "action_mailer/railtie"
+# require "action_mailbox/engine"
+# require "action_text/engine"
+require "action_view/railtie"
+# require "action_cable/engine"
+# require "rails/test_unit/railtie"
+
+# Require the gems listed in Gemfile, including any gems
+# you've limited to :test, :development, or :production.
+Bundler.require(*Rails.groups)
+
+module RubyRailsMigrator
+  class Application < Rails::Application
+    # Initialize configuration defaults for originally generated Rails version.
+    config.load_defaults 7.1
+
+    # Please, add to the `ignore` list any other `lib` subdirectories that do
+    # not contain `.rb` files, or that should not be reloaded or eager loaded.
+    # Common ones are `templates`, `generators`, or `middleware`, for example.
+    config.autoload_lib(ignore: %w(assets tasks))
+
+    # Configuration for the application, engines, and railties goes here.
+    #
+    # These settings can be overridden in specific environments using the files
+    # in config/environments, which are processed later.
+    #
+    # config.time_zone = "Central Time (US & Canada)"
+    # config.eager_load_paths << Rails.root.join("extras")
+
+    # Only loads a smaller set of middleware suitable for API only apps.
+    # Middleware like session, flash, cookies can be added back manually.
+    # Skip views, helpers and assets when generating a new resource.
+    config.api_only = true
+  end
+end

examples/ruby-rails-migrator/config/boot.rb

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+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
+
+require "bundler/setup" # Set up gems listed in the Gemfile.
+require "bootsnap/setup" if ENV["BOOTSNAP_CACHE_DIR"] # Speed up boot time by caching expensive operations.

examples/ruby-rails-migrator/config/database.yml

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+default: &default
+  adapter: postgresql
+  encoding: unicode
+  pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+  host: <%= ENV["DB_HOST"] %>
+  database: <%= ENV["DB_NAME"] %>
+  username: <%= ENV["DB_USER"] %>
+  password: <%= ENV["DB_PASSWORD"] %>
+
+production:
+  <<: *default

examples/ruby-rails-migrator/config/environment.rb

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+# Load the Rails application.
+require_relative "application"
+
+# Initialize the Rails application.
+Rails.application.initialize!

examples/ruby-rails-migrator/config/environments/development.rb

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+require "active_support/core_ext/integer/time"
+
+Rails.application.configure do
+  config.enable_reloading = true
+  config.eager_load = false
+  config.consider_all_requests_local = true
+  config.server_timing = true
+  config.active_storage.service = :local
+  config.active_support.deprecation = :log
+  config.active_support.disallowed_deprecation = :raise
+  config.active_support.disallowed_deprecation_log_level = :info
+  config.active_record.migration_error = :page_load
+  config.active_record.verbose_query_logs = true
+end

examples/ruby-rails-migrator/config/environments/production.rb

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+require "rails/all"
+
+module RubyRailsMigrator
+  class Application < Rails::Application
+    config.enable_reloading = false
+    config.eager_load = true
+    config.consider_all_requests_local = false
+    config.active_support.report_deprecations = false
+    config.active_record.dump_schema_after_migration = false
+  end
+end

examples/ruby-rails-migrator/config/environments/test.rb

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+require "active_support/core_ext/integer/time"
+
+Rails.application.configure do
+  config.enable_reloading = false
+  config.eager_load = ENV["CI"].present?
+  config.public_file_server.enabled = true
+  config.public_file_server.headers = { "Cache-Control" => "public, max-age=#{1.hour.to_i}" }
+  config.consider_all_requests_local = true
+  config.active_storage.service = :test
+  config.active_support.deprecation = :stderr
+  config.active_support.disallowed_deprecation = :raise
+  config.active_support.disallowed_deprecation_log_level = :info
+end

examples/ruby-rails-migrator/config/initializers/assets.rb

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+# Version of your assets, change this if you want to expire all your assets.
+Rails.application.config.assets.version = "1.0"

examples/ruby-rails-migrator/config/initializers/content_security_policy.rb

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+# Rails.application.config.content_security_policy do |policy|
+#   policy.default_src :self, :https
+#   policy.font_src    :self, :https, :data
+#   policy.img_src     :self, :https, :data
+#   policy.object_src  :none
+#   policy.script_src  :self, :https
+#   policy.style_src   :self, :https
+#   # Specify URI for violation reports
+#   # policy.report_uri "/csp-violation-report-endpoint"
+# end
+
+# Rails.application.config.content_security_policy_nonce_generator = ->(request) { SecureRandom.base64(16) }
+# Rails.application.config.content_security_policy_nonce_directives = %w(script-src style-src)
+# Rails.application.config.content_security_policy_report_only = true

examples/ruby-rails-migrator/config/initializers/filter_parameter_logging.rb

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+# Configure parameters which will be filtered from the log file.
+Rails.application.config.filter_parameters += [
+  :passw, :secret, :token, :_key, :crypt, :salt, :certificate, :otp, :ssn
+]

examples/ruby-rails-migrator/config/initializers/inflections.rb

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+# Be sure to restart your server when you modify this file.
+
+# Add new inflection rules using the following format. Inflections
+# are locale-dependent, and can be localized as you see fit.
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.plural /^(ox)$/i, "\\1en"
+#   inflect.singular /^(ox)en/i, "\\1"
+#   inflect.irregular "person", "people"
+#   inflect.uncountable %w( fish sheep )
+# end
+
+# Add new inflection rules using the following format. Inflections
+# are locale-dependent, and can be localized as you see fit.
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.acronym "RESTful"
+# end

examples/ruby-rails-migrator/config/initializers/permissions_policy.rb

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+# Rails.application.config.permissions_policy do |f|
+#   f.camera      :none
+#   f.gyroscope   :none
+#   f.microphone  :none
+#   f.usb         :none
+#   f.fullscreen  :self
+#   f.payment     :self, "https://secure.example.com"
+# end

examples/ruby-rails-migrator/config/locales/en.yml

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+en:
+  hello: "Hello world"

examples/ruby-rails-migrator/config/puma.rb

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+threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
+threads threads_count, threads_count
+
+port ENV.fetch("PORT") { 3000 }
+environment ENV.fetch("RAILS_ENV") { "development" }
+pidfile ENV.fetch("PIDFILE") { "tmp/pids/server.pid" }
+
+plugin :tmp_restart

examples/ruby-rails-migrator/config/routes.rb

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+Rails.application.routes.draw do
+  # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
+
+  # Reveal health status on /up that returns 200 if the app boots with no exceptions, otherwise 500.
+  # Can be used by load balancers and uptime monitors to verify that the app is live.
+  get "up" => "rails/health#show", as: :rails_health_check
+
+  # Defines the root path route ("/")
+  # root "posts#index"
+end

examples/ruby-rails-migrator/db/migrate/20231027000000_create_users.rb

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+class CreateUsers < ActiveRecord::Migration[7.0]
+  def change
+    create_table :users do |t|
+      t.string :name
+      t.string :email
+
+      t.timestamps
+    end
+  end
+end

examples/ruby-rails-migrator/db/seeds.rb

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+# This file should ensure the existence of records required to run the application in every environment (production,
+# development, test). The code here should be idempotent so that it can be executed at any point in every environment.
+# The data can then be loaded with the bin/rails db:seed command (or created alongside the database with db:setup).
+#
+# Example:
+#
+#   ["Action", "Comedy", "Drama", "Horror"].each do |genre_name|
+#     MovieGenre.find_or_create_by!(name: genre_name)
+#   end

examples/ruby-rails-migrator/handler.rb

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+require_relative "config/environment"
+require "json"
+
+def handler(event:, context:)
+  puts "Event: #{event.inspect}"
+
+  puts "Running migrations..."
+
+  # Ensure Rails logs to stdout
+  Rails.logger = Logger.new(STDOUT)
+
+  # Run migrations via ActiveRecord
+  ActiveRecord::Tasks::DatabaseTasks.migrate
+
+  puts "Migrations complete!"
+
+  {
+    statusCode: 200,
+    body: JSON.generate({ message: "Migrations completed successfully" })
+  }
+rescue => e
+  puts "Migration failed: #{e.message}"
+  puts e.backtrace.join("\n")
+  {
+    statusCode: 500,
+    body: JSON.generate({ error: e.message, backtrace: e.backtrace })
+  }
+end

examples/ruby-rails-migrator/public/404.html

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+<!DOCTYPE html>
+<html>
+<head>
+  <title>The page you were looking for doesn't exist (404)</title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <style>
+  .rails-default-error-page {
+    background-color: #EFEFEF;
+    color: #2E2F30;
+    text-align: center;
+    font-family: arial, sans-serif;
+    margin: 0;
+  }
+
+  .rails-default-error-page div.dialog {
+    width: 95%;
+    max-width: 33em;
+    margin: 4em auto 0;
+  }
+
+  .rails-default-error-page div.dialog > div {
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #BBB;
+    border-top: #B00100 solid 4px;
+    border-top-left-radius: 9px;
+    border-top-right-radius: 9px;
+    background-color: white;
+    padding: 7px 12% 0;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+
+  .rails-default-error-page h1 {
+    font-size: 100%;
+    color: #730E15;
+    line-height: 1.5em;
+  }
+
+  .rails-default-error-page div.dialog > p {
+    margin: 0 0 1em;
+    padding: 1em;
+    background-color: #F7F7F7;
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #999;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    border-top: rgba(0, 0, 0, 0.05) solid 1px;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+  </style>
+</head>
+
+<body class="rails-default-error-page">
+  <!-- This file lives in public/404.html -->
+  <div class="dialog">
+    <div>
+      <h1>The page you were looking for doesn't exist.</h1>
+      <p>You may have mistyped the address or the page may have moved.</p>
+    </div>
+    <p>If you are the application owner check the logs for more information.</p>
+  </div>
+</body>
+</html>

examples/ruby-rails-migrator/public/422.html

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+<!DOCTYPE html>
+<html>
+<head>
+  <title>The change you wanted was rejected (422)</title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <style>
+  .rails-default-error-page {
+    background-color: #EFEFEF;
+    color: #2E2F30;
+    text-align: center;
+    font-family: arial, sans-serif;
+    margin: 0;
+  }
+
+  .rails-default-error-page div.dialog {
+    width: 95%;
+    max-width: 33em;
+    margin: 4em auto 0;
+  }
+
+  .rails-default-error-page div.dialog > div {
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #BBB;
+    border-top: #B00100 solid 4px;
+    border-top-left-radius: 9px;
+    border-top-right-radius: 9px;
+    background-color: white;
+    padding: 7px 12% 0;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+
+  .rails-default-error-page h1 {
+    font-size: 100%;
+    color: #730E15;
+    line-height: 1.5em;
+  }
+
+  .rails-default-error-page div.dialog > p {
+    margin: 0 0 1em;
+    padding: 1em;
+    background-color: #F7F7F7;
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #999;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    border-top: rgba(0, 0, 0, 0.05) solid 1px;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+  </style>
+</head>
+
+<body class="rails-default-error-page">
+  <!-- This file lives in public/422.html -->
+  <div class="dialog">
+    <div>
+      <h1>The change you wanted was rejected.</h1>
+      <p>Maybe you tried to change something you didn't have access to.</p>
+    </div>
+    <p>If you are the application owner check the logs for more information.</p>
+  </div>
+</body>
+</html>