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require 'thread'
class RenameMoreReservedProjectNames < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
include Gitlab::ShellAdapter
DOWNTIME = false
KNOWN_PATHS = %w(artifacts graphs refs badges).freeze
def up
reserved_projects.each_slice(100) do |slice|
rename_projects(slice)
end
end
def down
# nothing to do here
end
private
def reserved_projects
Project.unscoped.
includes(:namespace).
where('EXISTS (SELECT 1 FROM namespaces WHERE projects.namespace_id = namespaces.id)').
where('projects.path' => KNOWN_PATHS)
end
def route_exists?(full_path)
quoted_path = ActiveRecord::Base.connection.quote_string(full_path)
ActiveRecord::Base.connection.
select_all("SELECT id, path FROM routes WHERE path = '#{quoted_path}'").present?
end
# Adds number to the end of the path that is not taken by other route
def rename_path(namespace_path, path_was)
counter = 0
path = "#{path_was}#{counter}"
while route_exists?("#{namespace_path}/#{path}")
counter += 1
path = "#{path_was}#{counter}"
end
path
end
def rename_projects(projects)
projects.each do |project|
id = project.id
path_was = project.path
namespace_path = project.namespace.path
path = rename_path(namespace_path, path_was)
begin
# Because project path update is quite complex operation we can't safely
# copy-paste all code from GitLab. As exception we use Rails code here
project.rename_repo if rename_project_row(project, path)
rescue Exception => e # rubocop: disable Lint/RescueException
Rails.logger.error "Exception when renaming project #{id}: #{e.message}"
end
end
end
def rename_project_row(project, path)
project.respond_to?(:update_attributes) &&
project.update_attributes(path: path) &&
project.respond_to?(:rename_repo)
end
end
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