debian-mirror-gitlab/app/controllers/admin/background_migrations_controller.rb

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# frozen_string_literal: true
class Admin::BackgroundMigrationsController < Admin::ApplicationController
feature_category :database
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urgency :low
around_action :support_multiple_databases
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def index
@relations_by_tab = {
'queued' => batched_migration_class.queued.queue_order,
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'failed' => batched_migration_class.with_status(:failed).queue_order,
'finished' => batched_migration_class.with_status(:finished).queue_order.reverse_order
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}
@current_tab = @relations_by_tab.key?(params[:tab]) ? params[:tab] : 'queued'
@migrations = @relations_by_tab[@current_tab].page(params[:page])
@successful_rows_counts = batched_migration_class.successful_rows_counts(@migrations.map(&:id))
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@databases = Gitlab::Database.db_config_names
end
def show
@migration = batched_migration_class.find(params[:id])
@failed_jobs = @migration.batched_jobs.with_status(:failed).page(params[:page])
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end
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def pause
migration = batched_migration_class.find(params[:id])
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migration.pause!
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redirect_back fallback_location: { action: 'index' }
end
def resume
migration = batched_migration_class.find(params[:id])
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migration.execute!
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redirect_back fallback_location: { action: 'index' }
end
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def retry
migration = batched_migration_class.find(params[:id])
migration.retry_failed_jobs! if migration.failed?
redirect_back fallback_location: { action: 'index' }
end
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private
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def support_multiple_databases
Gitlab::Database::SharedModel.using_connection(base_model.connection) do
yield
end
end
def base_model
@selected_database = params[:database] || Gitlab::Database::MAIN_DATABASE_NAME
Gitlab::Database.database_base_models[@selected_database]
end
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def batched_migration_class
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@batched_migration_class ||= Gitlab::Database::BackgroundMigration::BatchedMigration
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end
end