diff options
Diffstat (limited to 'lib/gitlab/patch/legacy_database_config.rb')
-rw-r--r-- | lib/gitlab/patch/legacy_database_config.rb | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/lib/gitlab/patch/legacy_database_config.rb b/lib/gitlab/patch/legacy_database_config.rb new file mode 100644 index 00000000000..a7d4fdf7490 --- /dev/null +++ b/lib/gitlab/patch/legacy_database_config.rb @@ -0,0 +1,56 @@ +# frozen_string_literal: true + +# The purpose of this code is to transform legacy `database.yml` +# into a `database.yml` containing `main:` as a name of a first database +# +# This should be removed once all places using legacy `database.yml` +# are fixed. The likely moment to remove this check is the %14.0. +# +# This converts the following syntax: +# +# production: +# adapter: postgresql +# database: gitlabhq_production +# username: git +# password: "secure password" +# host: localhost +# +# Into: +# +# production: +# main: +# adapter: postgresql +# database: gitlabhq_production +# username: git +# password: "secure password" +# host: localhost +# + +module Gitlab + module Patch + module LegacyDatabaseConfig + extend ActiveSupport::Concern + + prepended do + attr_reader :uses_legacy_database_config + end + + def database_configuration + @uses_legacy_database_config = false # rubocop:disable Gitlab/ModuleWithInstanceVariables + + super.to_h do |env, configs| + # This check is taken from Rails where the transformation + # of a flat database.yml is done into `primary:` + # https://github.com/rails/rails/blob/v6.1.4/activerecord/lib/active_record/database_configurations.rb#L169 + if configs.is_a?(Hash) && !configs.all? { |_, v| v.is_a?(Hash) } + configs = { "main" => configs } + + @uses_legacy_database_config = true # rubocop:disable Gitlab/ModuleWithInstanceVariables + end + + [env, configs] + end + end + end + end +end |