Merge ab9cf1b4ba into 8b56509625

Gemfile

@@ -6,7 +6,7 @@ ruby '>= 3.1.0'
 gem 'propshaft'
 gem 'puma', '~> 6.3'
 gem 'rack', '~> 2.2.7'
-gem 'rails', '~> 7.1.1'
+gem 'rails', '~> 7.2.0'
 gem 'thor', '~> 1.2'
 
 gem 'dotenv'
@@ -62,6 +62,7 @@ gem 'kaminari', '~> 1.2'
 gem 'link_header', '~> 0.0'
 gem 'mario-redis-lock', '~> 1.2', require: 'redis_lock'
 gem 'mime-types', '~> 3.5.0', require: 'mime/types/columnar'
+gem 'mutex_m'
 gem 'nokogiri', '~> 1.15'
 gem 'oj', '~> 3.14'
 gem 'ox', '~> 2.14'

Gemfile.lock

@@ -10,51 +10,46 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+    actioncable (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
       zeitwerk (~> 2.6)
-    actionmailbox (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      activejob (= 7.1.4.1)
-      activerecord (= 7.1.4.1)
-      activestorage (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
-      mail (>= 2.7.1)
-      net-imap
-      net-pop
-      net-smtp
-    actionmailer (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      actionview (= 7.1.4.1)
-      activejob (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
-      mail (~> 2.5, >= 2.5.4)
-      net-imap
-      net-pop
-      net-smtp
+    actionmailbox (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      activejob (= 7.2.1.1)
+      activerecord (= 7.2.1.1)
+      activestorage (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
+      mail (>= 2.8.0)
+    actionmailer (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      actionview (= 7.2.1.1)
+      activejob (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
+      mail (>= 2.8.0)
       rails-dom-testing (~> 2.2)
-    actionpack (7.1.4.1)
-      actionview (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+    actionpack (7.2.1.1)
+      actionview (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       nokogiri (>= 1.8.5)
       racc
-      rack (>= 2.2.4)
+      rack (>= 2.2.4, < 3.2)
       rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    actiontext (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      activerecord (= 7.1.4.1)
-      activestorage (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+      useragent (~> 0.16)
+    actiontext (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      activerecord (= 7.2.1.1)
+      activestorage (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (7.1.4.1)
-      activesupport (= 7.1.4.1)
+    actionview (7.2.1.1)
+      activesupport (= 7.2.1.1)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
@@ -64,31 +59,32 @@ GEM
       activemodel (>= 4.1)
       case_transform (>= 0.2)
       jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
-    activejob (7.1.4.1)
-      activesupport (= 7.1.4.1)
+    activejob (7.2.1.1)
+      activesupport (= 7.2.1.1)
       globalid (>= 0.3.6)
-    activemodel (7.1.4.1)
-      activesupport (= 7.1.4.1)
-    activerecord (7.1.4.1)
-      activemodel (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+    activemodel (7.2.1.1)
+      activesupport (= 7.2.1.1)
+    activerecord (7.2.1.1)
+      activemodel (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       timeout (>= 0.4.0)
-    activestorage (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      activejob (= 7.1.4.1)
-      activerecord (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+    activestorage (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      activejob (= 7.2.1.1)
+      activerecord (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       marcel (~> 1.0)
-    activesupport (7.1.4.1)
+    activesupport (7.2.1.1)
       base64
       bigdecimal
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+      concurrent-ruby (~> 1.0, >= 1.3.1)
       connection_pool (>= 2.2.5)
       drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
-      mutex_m
-      tzinfo (~> 2.0)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     aes_key_wrap (1.1.0)
@@ -443,7 +439,7 @@ GEM
       uri
     net-http-persistent (4.0.2)
       connection_pool (~> 2.2)
-    net-imap (0.4.15)
+    net-imap (0.4.17)
       date
       net-protocol
     net-ldap (0.19.0)
@@ -638,20 +634,20 @@ GEM
     rackup (1.0.0)
       rack (< 3)
       webrick
-    rails (7.1.4.1)
-      actioncable (= 7.1.4.1)
-      actionmailbox (= 7.1.4.1)
-      actionmailer (= 7.1.4.1)
-      actionpack (= 7.1.4.1)
-      actiontext (= 7.1.4.1)
-      actionview (= 7.1.4.1)
-      activejob (= 7.1.4.1)
-      activemodel (= 7.1.4.1)
-      activerecord (= 7.1.4.1)
-      activestorage (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
+    rails (7.2.1.1)
+      actioncable (= 7.2.1.1)
+      actionmailbox (= 7.2.1.1)
+      actionmailer (= 7.2.1.1)
+      actionpack (= 7.2.1.1)
+      actiontext (= 7.2.1.1)
+      actionview (= 7.2.1.1)
+      activejob (= 7.2.1.1)
+      activemodel (= 7.2.1.1)
+      activerecord (= 7.2.1.1)
+      activestorage (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
       bundler (>= 1.15.0)
-      railties (= 7.1.4.1)
+      railties (= 7.2.1.1)
     rails-controller-testing (1.0.5)
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
@@ -666,10 +662,10 @@ GEM
     rails-i18n (7.0.9)
       i18n (>= 0.7, < 2)
       railties (>= 6.0.0, < 8)
-    railties (7.1.4.1)
-      actionpack (= 7.1.4.1)
-      activesupport (= 7.1.4.1)
-      irb
+    railties (7.2.1.1)
+      actionpack (= 7.2.1.1)
+      activesupport (= 7.2.1.1)
+      irb (~> 1.13)
       rackup (>= 1.0.0)
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
@@ -781,6 +777,7 @@ GEM
     scenic (1.8.0)
       activerecord (>= 4.0.0)
       railties (>= 4.0.0)
+    securerandom (0.3.1)
     selenium-webdriver (4.25.0)
       base64 (~> 0.2)
       logger (~> 1.4)
@@ -864,6 +861,7 @@ GEM
     unf_ext (0.0.9.1)
     unicode-display_width (2.6.0)
     uri (0.13.1)
+    useragent (0.16.10)
     validate_email (0.1.6)
       activemodel (>= 3.0)
       mail (>= 2.2.5)
@@ -971,6 +969,7 @@ DEPENDENCIES
   md-paperclip-azure (~> 2.2)
   memory_profiler
   mime-types (~> 3.5.0)
+  mutex_m
   net-http (~> 0.4.0)
   net-ldap (~> 0.18)
   nokogiri (~> 1.15)
@@ -1009,7 +1008,7 @@ DEPENDENCIES
   rack-attack (~> 6.6)
   rack-cors (~> 2.0)
   rack-test (~> 2.1)
-  rails (~> 7.1.1)
+  rails (~> 7.2.0)
   rails-controller-testing (~> 1.0)
   rails-i18n (~> 7.0)
   rdf-normalize (~> 0.5)

app/lib/admin/system_check/database_schema_check.rb

@@ -6,7 +6,7 @@ class Admin::SystemCheck::DatabaseSchemaCheck < Admin::SystemCheck::BaseCheck
   end
 
   def pass?
-    !ActiveRecord::Base.connection.migration_context.needs_migration?
+    !ActiveRecord::Base.connection_pool.migration_context.needs_migration?
   end
 
   def message

app/models/concerns/status/safe_reblog_insert.rb

@@ -15,7 +15,9 @@ module Status::SafeReblogInsert
     #
     # The code is kept similar to ActiveRecord::Persistence code and calls it
     # directly when we are not handling a reblog.
-    def _insert_record(values, returning)
+    #
+    # https://github.com/rails/rails/blob/7-2-stable/activerecord/lib/active_record/persistence.rb#L238-L263
+    def _insert_record(connection, values, returning)
       return super unless values.is_a?(Hash) && values['reblog_of_id']&.value.present?
 
       primary_key = self.primary_key
@@ -34,10 +36,15 @@ module Status::SafeReblogInsert
       # Instead, we use a custom builder when a reblog is happening:
       im = _compile_reblog_insert(values)
 
-      connection.insert(im, "#{self} Create", primary_key || false, primary_key_value, returning: returning).tap do |result|
-        # Since we are using SELECT instead of VALUES, a non-error `nil` return is possible.
-        # For our purposes, it's equivalent to a foreign key constraint violation
-        raise ActiveRecord::InvalidForeignKey, "(reblog_of_id)=(#{values['reblog_of_id'].value}) is not present in table \"statuses\"" if result.nil?
+      with_connection do |_c|
+        connection.insert(
+          im, "#{self} Create", primary_key || false, primary_key_value,
+          returning: returning
+        ).tap do |result|
+          # Since we are using SELECT instead of VALUES, a non-error `nil` return is possible.
+          # For our purposes, it's equivalent to a foreign key constraint violation
+          raise ActiveRecord::InvalidForeignKey, "(reblog_of_id)=(#{values['reblog_of_id'].value}) is not present in table \"statuses\"" if result.nil?
+        end
       end
     end
 

config/application.rb

@@ -52,8 +52,6 @@ require_relative '../lib/action_dispatch/remote_ip_extensions'
 require_relative '../lib/stoplight/redis_data_store_extensions'
 require_relative '../lib/active_record/database_tasks_extensions'
 require_relative '../lib/active_record/batches'
-require_relative '../lib/active_record/with_recursive'
-require_relative '../lib/arel/union_parenthesizing'
 require_relative '../lib/simple_navigation/item_extensions'
 
 Bundler.require(:pam_authentication) if ENV['PAM_ENABLED'] == 'true'
@@ -61,10 +59,7 @@ Bundler.require(:pam_authentication) if ENV['PAM_ENABLED'] == 'true'
 module Mastodon
   class Application < Rails::Application
     # Initialize configuration defaults for originally generated Rails version.
-    config.load_defaults 7.1
-
-    # Explicitly set the cache format version to align with Rails version
-    config.active_support.cache_format_version = 7.1
+    config.load_defaults 7.2
 
     # 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.

config/environments/development.rb

@@ -16,7 +16,7 @@ Rails.application.configure do
   # Show full error reports.
   config.consider_all_requests_local = true
 
-  # Enable server timing
+  # Enable server timing.
   config.server_timing = true
 
   # Enable/disable caching. By default caching is disabled.
@@ -37,11 +37,6 @@ Rails.application.configure do
 
   config.action_controller.forgery_protection_origin_check = ENV['DISABLE_FORGERY_REQUEST_PROTECTION'].nil?
 
-  ActiveSupport::Logger.new($stdout).tap do |logger|
-    logger.formatter = config.log_formatter
-    config.logger = ActiveSupport::TaggedLogging.new(logger)
-  end
-
   # Generate random VAPID keys
   Webpush.generate_key.tap do |vapid_key|
     config.x.vapid_private_key = vapid_key.private_key
@@ -53,6 +48,8 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
+  config.action_mailer.default_options = { from: 'notifications@localhost' }
+
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log
 
@@ -75,12 +72,7 @@ Rails.application.configure do
   # config.i18n.raise_on_missing_translations = true
 
   # Annotate rendered view with file names.
-  # config.action_view.annotate_rendered_view_with_filenames = true
-
-  # Uncomment if you wish to allow Action Cable access from any origin.
-  # config.action_cable.disable_request_forgery_protection = true
-
-  config.action_mailer.default_options = { from: 'notifications@localhost' }
+  config.action_view.annotate_rendered_view_with_filenames = true
 
   # If using a Heroku, Vagrant or generic remote development environment,
   # use letter_opener_web, accessible at  /letter_opener.
@@ -90,8 +82,11 @@ Rails.application.configure do
   # TODO: Remove once devise-two-factor data migration complete
   config.x.otp_secret = ENV.fetch('OTP_SECRET', '1fc2b87989afa6351912abeebe31ffc5c476ead9bf8b3d74cbc4a302c7b69a45b40b1bbef3506ddad73e942e15ed5ca4b402bf9a66423626051104f4b5f05109')
 
-  # Raise error when a before_action's only/except options reference missing actions
+  # Raise error when a before_action's only/except options reference missing actions.
   config.action_controller.raise_on_missing_callback_actions = true
+
+  # Apply autocorrection by RuboCop to files generated by `bin/rails generate`.
+  # config.generators.apply_rubocop_autocorrect_after_generate!
 end
 
 Redis.raise_deprecations = true

config/environments/production.rb

@@ -15,22 +15,18 @@ Rails.application.configure do
   config.eager_load = true
 
   # Full error reports are disabled and caching is turned on.
-  config.consider_all_requests_local       = false
+  config.consider_all_requests_local = false
   config.action_controller.perform_caching = true
-  config.action_controller.asset_host      = ENV['CDN_HOST'] if ENV['CDN_HOST'].present?
 
   # Ensures that a master key has been made available in ENV["RAILS_MASTER_KEY"], config/master.key, or an environment
   # key such as config/credentials/production.key. This key is used to decrypt credentials (and other encrypted files).
   # config.require_master_key = true
 
-  # Compress CSS using a preprocessor.
-  # config.assets.css_compressor = :sass
-
-  # Do not fallback to assets pipeline if a precompiled asset is missed.
-  config.assets.compile = false
+  # Disable serving static files from `public/`, relying on NGINX/Apache to do so instead.
+  # config.public_file_server.enabled = false
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
-  # config.asset_host = "http://assets.example.com"
+  config.asset_host = ENV['CDN_HOST'] if ENV['CDN_HOST'].present?
 
   # Specifies the header that your server uses for sending files.
   config.action_dispatch.x_sendfile_header = ENV['SENDFILE_HEADER'] if ENV['SENDFILE_HEADER'].present?
@@ -40,27 +36,37 @@ Rails.application.configure do
   # Allow to specify public IP of reverse proxy if it's needed
   config.action_dispatch.trusted_proxies = ENV['TRUSTED_PROXY_IP'].split(/(?:\s*,\s*|\s+)/).map { |item| IPAddr.new(item) } if ENV['TRUSTED_PROXY_IP'].present?
 
+  # Assume all access to the app is happening through a SSL-terminating reverse proxy.
+  # Can be used together with config.force_ssl for Strict-Transport-Security and secure cookies.
+  # config.assume_ssl = true
+
   # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
   config.force_ssl = true
+  # Skip http-to-https redirect for the default health check endpoint.
   config.ssl_options = {
     redirect: {
       exclude: ->(request) { request.path.start_with?('/health') || request.headers['Host'].end_with?('.onion') || request.headers['Host'].end_with?('.i2p') },
     },
   }
 
-  # Info include generic and useful information about system operation, but avoids logging too much
-  # information to avoid inadvertent exposure of personally identifiable information (PII). If you
-  # want to log everything, set the level to "debug".
-  config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info').to_sym
+  # Log to STDOUT by default
+  config.logger = ActiveSupport::Logger.new($stdout)
+                                       .tap  { |logger| logger.formatter = ::Logger::Formatter.new }
+                                       .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
 
   # Prepend all log lines with the following tags.
   config.log_tags = [:request_id]
 
+  # "info" includes generic and useful information about system operation, but avoids logging too much
+  # information to avoid inadvertent exposure of personally identifiable information (PII). If you
+  # want to log everything, set the level to "debug".
+  config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info')
+
   # Use a different cache store in production.
   config.cache_store = :redis_cache_store, REDIS_CONFIGURATION.cache
 
   # Use a real queuing backend for Active Job (and separate queues per environment).
-  # config.active_job.queue_adapter     = :resque
+  # config.active_job.queue_adapter = :resque
   # config.active_job.queue_name_prefix = "mastodon_production"
 
   config.action_mailer.perform_caching = false
@@ -70,9 +76,8 @@ Rails.application.configure do
   # config.action_mailer.raise_delivery_errors = false
 
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
-  # English when a translation cannot be found).
-  # This setting would typically be `true` to use the `I18n.default_locale`.
-  # Some locales are missing translation entries and would have errors:
+  # the I18n.default_locale when a translation cannot be found).
+  # Default value is `true`, but some locales have missing data and would have errors
   # https://github.com/mastodon/mastodon/pull/24727
   config.i18n.fallbacks = [:en]
 
@@ -89,18 +94,8 @@ Rails.application.configure do
     { key: controller.signature_key_id } if controller.respond_to?(:signed_request?) && controller.signed_request?
   end
 
-  # Use a different logger for distributed setups.
-  # require "syslog/logger"
-  # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new "app-name")
-
-  # Log to STDOUT by default
-  config.logger = ActiveSupport::Logger.new($stdout)
-                                       .tap  { |logger| logger.formatter = ::Logger::Formatter.new }
-                                       .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
-
   # Do not dump schema after migrations.
   config.active_record.dump_schema_after_migration = false
-
   config.action_mailer.perform_caching = false
 
   # E-mails

config/environments/test.rb

@@ -19,14 +19,15 @@ Rails.application.configure do
   # loading is working properly before deploying your code.
   config.eager_load = ENV['CI'].present?
 
-  config.assets_digest = false
+  # Configure public file server for tests with Cache-Control for performance.
+  config.public_file_server.headers = { 'Cache-Control' => "public, max-age=#{1.hour.to_i}" }
 
   # Show full error reports and disable caching.
-  config.consider_all_requests_local       = true
+  config.consider_all_requests_local = true
   config.action_controller.perform_caching = false
   config.cache_store = :memory_store
 
-  # Raise exceptions instead of rendering exception templates.
+  # Render exception templates for rescuable exceptions and raise for other exceptions.
   config.action_dispatch.show_exceptions = :rescuable
 
   # Disable request forgery protection in test environment.
@@ -41,6 +42,10 @@ Rails.application.configure do
   # ActionMailer::Base.deliveries array.
   config.action_mailer.delivery_method = :test
 
+  # Unlike controllers, the mailer instance doesn't have any context about the
+  # incoming request so you'll need to provide the :host parameter yourself.
+  config.action_mailer.default_url_options = { host: 'www.example.com' }
+
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr
 
@@ -58,7 +63,6 @@ Rails.application.configure do
   # Raise exceptions for disallowed deprecations.
   config.active_support.disallowed_deprecation = :raise
 
-  config.i18n.default_locale = :en
   config.i18n.fallbacks = true
 
   # Tell Active Support which deprecation messages to disallow.
@@ -70,7 +74,7 @@ Rails.application.configure do
   # Annotate rendered view with file names.
   # config.action_view.annotate_rendered_view_with_filenames = true
 
-  # Raise error when a before_action's only/except options reference missing actions
+  # Raise error when a before_action's only/except options reference missing actions.
   config.action_controller.raise_on_missing_callback_actions = true
 end
 

lib/active_record/with_recursive.rb

@@ -1,65 +0,0 @@
-# frozen_string_literal: true
-
-# Add support for writing recursive CTEs in ActiveRecord
-
-# Initially from Lorin Thwaits (https://github.com/lorint) as per comment:
-# https://github.com/vlado/activerecord-cte/issues/16#issuecomment-1433043310
-
-# Modified from the above code to change the signature to
-# `with_recursive(hash)` and extending CTE hash values to also includes arrays
-# of values that get turned into UNION ALL expressions.
-
-# This implementation has been merged in Rails: https://github.com/rails/rails/pull/51601
-
-module ActiveRecord
-  module QueryMethodsExtensions
-    def with_recursive(*args)
-      @with_is_recursive = true
-      check_if_method_has_arguments!(__callee__, args)
-      spawn.with_recursive!(*args)
-    end
-
-    # Like #with_recursive but modifies the relation in place.
-    def with_recursive!(*args) # :nodoc:
-      self.with_values += args
-      @with_is_recursive = true
-      self
-    end
-
-    private
-
-    def build_with(arel)
-      return if with_values.empty?
-
-      with_statements = with_values.map do |with_value|
-        raise ArgumentError, "Unsupported argument type: #{with_value} #{with_value.class}" unless with_value.is_a?(Hash)
-
-        build_with_value_from_hash(with_value)
-      end
-
-      # Was:  arel.with(with_statements)
-      @with_is_recursive ? arel.with(:recursive, with_statements) : arel.with(with_statements)
-    end
-
-    def build_with_value_from_hash(hash)
-      hash.map do |name, value|
-        Arel::Nodes::TableAlias.new(build_with_expression_from_value(value), name)
-      end
-    end
-
-    def build_with_expression_from_value(value)
-      case value
-      when Arel::Nodes::SqlLiteral then Arel::Nodes::Grouping.new(value)
-      when ActiveRecord::Relation then value.arel
-      when Arel::SelectManager then value
-      when Array then value.map { |e| build_with_expression_from_value(e) }.reduce { |result, value| Arel::Nodes::UnionAll.new(result, value) }
-      else
-        raise ArgumentError, "Unsupported argument type: `#{value}` #{value.class}"
-      end
-    end
-  end
-end
-
-ActiveSupport.on_load(:active_record) do
-  ActiveRecord::QueryMethods.prepend(ActiveRecord::QueryMethodsExtensions)
-end

lib/arel/union_parenthesizing.rb

@@ -1,51 +0,0 @@
-# frozen_string_literal: true
-
-# Fix an issue with `LIMIT` ocurring on the left side of a `UNION` causing syntax errors.
-# See https://github.com/rails/rails/issues/40181
-
-# The fix has been merged in ActiveRecord: https://github.com/rails/rails/pull/51549
-# TODO: drop this when available in ActiveRecord
-
-# rubocop:disable all -- This is a mostly vendored file
-
-module Arel
-  module Visitors
-    class ToSql
-      private
-
-        def infix_value_with_paren(o, collector, value, suppress_parens = false)
-          collector << "( " unless suppress_parens
-          collector = if o.left.class == o.class
-            infix_value_with_paren(o.left, collector, value, true)
-          else
-            select_parentheses o.left, collector, false # Changed from `visit o.left, collector`
-          end
-          collector << value
-          collector = if o.right.class == o.class
-            infix_value_with_paren(o.right, collector, value, true)
-          else
-            select_parentheses o.right, collector, false # Changed from `visit o.right, collector`
-          end
-          collector << " )" unless suppress_parens
-          collector
-        end
-
-        def select_parentheses(o, collector, always_wrap_selects = true)
-          if o.is_a?(Nodes::SelectStatement) && (always_wrap_selects || require_parentheses?(o))
-            collector << "("
-            visit o, collector
-            collector << ")"
-            collector
-          else
-            visit o, collector
-          end
-        end
-
-        def require_parentheses?(o)
-          !o.orders.empty? || o.limit || o.offset
-        end
-    end
-  end
-end
-
-# rubocop:enable all

lib/tasks/tests.rake

@@ -11,7 +11,7 @@ namespace :tests do
         '3_3_0' => 2020_12_18_054746,
       }.each do |release, version|
         ActiveRecord::Tasks::DatabaseTasks
-          .migration_connection
+          .migration_connection_pool
           .migration_context
           .migrate(version)
         Rake::Task["tests:migrations:populate_v#{release}"]

spec/lib/admin/system_check/database_schema_check_spec.rb

@@ -13,7 +13,7 @@ RSpec.describe Admin::SystemCheck::DatabaseSchemaCheck do
     context 'when database needs migration' do
       before do
         context = instance_double(ActiveRecord::MigrationContext, needs_migration?: true)
-        allow(ActiveRecord::Base.connection).to receive(:migration_context).and_return(context)
+        allow(ActiveRecord::Base.connection_pool).to receive(:migration_context).and_return(context)
       end
 
       it 'returns false' do
@@ -24,7 +24,7 @@ RSpec.describe Admin::SystemCheck::DatabaseSchemaCheck do
     context 'when database does not need migration' do
       before do
         context = instance_double(ActiveRecord::MigrationContext, needs_migration?: false)
-        allow(ActiveRecord::Base.connection).to receive(:migration_context).and_return(context)
+        allow(ActiveRecord::Base.connection_pool).to receive(:migration_context).and_return(context)
       end
 
       it 'returns true' do