debian-mirror-gitlab/config/initializers/attr_encrypted_no_db_connection.rb
2021-09-30 23:02:18 +05:30

60 lines
2.4 KiB
Ruby

# frozen_string_literal: true
module AttrEncrypted
module Adapters
module ActiveRecord
module GitlabMonkeyPatches
# Prevent attr_encrypted from defining virtual accessors for encryption
# data when the code and schema are out of sync. See this issue for more
# details: https://github.com/attr-encrypted/attr_encrypted/issues/332
def attribute_instance_methods_as_symbols_available?
false
end
# Prevent attr_encrypted from checking out a database connection
# indefinitely. The result of this method is only used when the former
# is true, but it is called unconditionally, so there is still value to
# ensuring the connection is released
def attribute_instance_methods_as_symbols
# Use with_connection so the connection doesn't stay pinned to the thread.
connected = ::ActiveRecord::Base.connection_pool.with_connection(&:active?) rescue false
if connected
# Call version from AttrEncrypted::Adapters::ActiveRecord
super
else
# Call version from AttrEncrypted, i.e., `super` with regards to AttrEncrypted::Adapters::ActiveRecord
AttrEncrypted.instance_method(:attribute_instance_methods_as_symbols).bind(self).call
end
end
protected
# The attr_encrypted gem is not actively maintained
# At the same time it contains the code that raises kwargs deprecation warnings:
# https://github.com/attr-encrypted/attr_encrypted/blob/master/lib/attr_encrypted/adapters/active_record.rb#L65
#
def attr_encrypted(*attrs)
super
attr = attrs.first
redefine_method(:"#{attr}_changed?") do |**options|
attribute_changed?(attr, **options)
end
end
end
end
end
end
# As of v3.1.0, the attr_encrypted gem defines the AttrEncrypted and
# AttrEncrypted::Adapters::ActiveRecord modules, and uses "extend" to mix them
# into the ActiveRecord::Base class. This intervention overrides utility methods
# defined by attr_encrypted to fix two bugs, as detailed above.
#
# The methods are used here: https://github.com/attr-encrypted/attr_encrypted/blob/3.1.0/lib/attr_encrypted.rb#L145-158
ActiveSupport.on_load(:active_record) do
extend AttrEncrypted::Adapters::ActiveRecord::GitlabMonkeyPatches
end