diff options
Diffstat (limited to 'db/migrate/20170316163800_rename_system_namespaces.rb')
| -rw-r--r-- | db/migrate/20170316163800_rename_system_namespaces.rb | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/db/migrate/20170316163800_rename_system_namespaces.rb b/db/migrate/20170316163800_rename_system_namespaces.rb deleted file mode 100644 index 9e9fb5ac225..00000000000 --- a/db/migrate/20170316163800_rename_system_namespaces.rb +++ /dev/null @@ -1,231 +0,0 @@ -# See http://doc.gitlab.com/ce/development/migration_style_guide.html -# for more information on how to write migrations for GitLab. -class RenameSystemNamespaces < ActiveRecord::Migration - include Gitlab::Database::MigrationHelpers - include Gitlab::ShellAdapter - disable_ddl_transaction! - - class User < ActiveRecord::Base - self.table_name = 'users' - end - - class Namespace < ActiveRecord::Base - self.table_name = 'namespaces' - belongs_to :parent, class_name: 'RenameSystemNamespaces::Namespace' - has_one :route, as: :source - has_many :children, class_name: 'RenameSystemNamespaces::Namespace', foreign_key: :parent_id - belongs_to :owner, class_name: 'RenameSystemNamespaces::User' - - # Overridden to have the correct `source_type` for the `route` relation - def self.name - 'Namespace' - end - - def full_path - if route && route.path.present? - @full_path ||= route.path - else - update_route if persisted? - - build_full_path - end - end - - def build_full_path - if parent && path - parent.full_path + '/' + path - else - path - end - end - - def update_route - prepare_route - route.save - end - - def prepare_route - route || build_route(source: self) - route.path = build_full_path - route.name = build_full_name - @full_path = nil - @full_name = nil - end - - def build_full_name - if parent && name - parent.human_name + ' / ' + name - else - name - end - end - - def human_name - owner&.name - end - end - - class Route < ActiveRecord::Base - self.table_name = 'routes' - belongs_to :source, polymorphic: true - end - - class Project < ActiveRecord::Base - self.table_name = 'projects' - - def repository_storage_path - Gitlab.config.repositories.storages[repository_storage]['path'] - end - end - - DOWNTIME = false - - def up - return unless system_namespace - - old_path = system_namespace.path - old_full_path = system_namespace.full_path - # Only remove the last occurrence of the path name to get the parent namespace path - namespace_path = remove_last_occurrence(old_full_path, old_path) - new_path = rename_path(namespace_path, old_path) - new_full_path = join_namespace_path(namespace_path, new_path) - - Namespace.where(id: system_namespace).update_all(path: new_path) # skips callbacks & validations - - replace_statement = replace_sql(Route.arel_table[:path], old_full_path, new_full_path) - route_matches = [old_full_path, "#{old_full_path}/%"] - - update_column_in_batches(:routes, :path, replace_statement) do |table, query| - query.where(Route.arel_table[:path].matches_any(route_matches)) - end - - clear_cache_for_namespace(system_namespace) - - # tasks here are based on `Namespace#move_dir` - move_repositories(system_namespace, old_full_path, new_full_path) - move_namespace_folders(uploads_dir, old_full_path, new_full_path) if file_storage? - move_namespace_folders(pages_dir, old_full_path, new_full_path) - end - - def down - # nothing to do - end - - def remove_last_occurrence(string, pattern) - string.reverse.sub(pattern.reverse, "").reverse - end - - def move_namespace_folders(directory, old_relative_path, new_relative_path) - old_path = File.join(directory, old_relative_path) - return unless File.directory?(old_path) - - new_path = File.join(directory, new_relative_path) - FileUtils.mv(old_path, new_path) - end - - def move_repositories(namespace, old_full_path, new_full_path) - repo_paths_for_namespace(namespace).each do |repository_storage_path| - # Ensure old directory exists before moving it - gitlab_shell.add_namespace(repository_storage_path, old_full_path) - - unless gitlab_shell.mv_namespace(repository_storage_path, old_full_path, new_full_path) - say "Exception moving path #{repository_storage_path} from #{old_full_path} to #{new_full_path}" - end - end - end - - def rename_path(namespace_path, path_was) - counter = 0 - path = "#{path_was}#{counter}" - - while route_exists?(join_namespace_path(namespace_path, path)) - counter += 1 - path = "#{path_was}#{counter}" - end - - path - end - - def route_exists?(full_path) - Route.where(Route.arel_table[:path].matches(full_path)).any? - end - - def join_namespace_path(namespace_path, path) - if namespace_path.present? - File.join(namespace_path, path) - else - path - end - end - - def system_namespace - @system_namespace ||= Namespace.where(parent_id: nil) - .where(arel_table[:path].matches(system_namespace_path)) - .first - end - - def system_namespace_path - "system" - end - - def clear_cache_for_namespace(namespace) - project_ids = projects_for_namespace(namespace).pluck(:id) - - update_column_in_batches(:projects, :description_html, nil) do |table, query| - query.where(table[:id].in(project_ids)) - end - - update_column_in_batches(:issues, :description_html, nil) do |table, query| - query.where(table[:project_id].in(project_ids)) - end - - update_column_in_batches(:merge_requests, :description_html, nil) do |table, query| - query.where(table[:target_project_id].in(project_ids)) - end - - update_column_in_batches(:notes, :note_html, nil) do |table, query| - query.where(table[:project_id].in(project_ids)) - end - - update_column_in_batches(:milestones, :description_html, nil) do |table, query| - query.where(table[:project_id].in(project_ids)) - end - end - - def projects_for_namespace(namespace) - namespace_ids = child_ids_for_parent(namespace, ids: [namespace.id]) - namespace_or_children = Project.arel_table[:namespace_id].in(namespace_ids) - Project.unscoped.where(namespace_or_children) - end - - # This won't scale to huge trees, but it should do for a handful of namespaces - # called `system`. - def child_ids_for_parent(namespace, ids: []) - namespace.children.each do |child| - ids << child.id - child_ids_for_parent(child, ids: ids) if child.children.any? - end - ids - end - - def repo_paths_for_namespace(namespace) - projects_for_namespace(namespace).distinct - .select(:repository_storage).map(&:repository_storage_path) - end - - def uploads_dir - File.join(Rails.root, "public", "uploads") - end - - def pages_dir - Settings.pages.path - end - - def file_storage? - CarrierWave::Uploader::Base.storage == CarrierWave::Storage::File - end - - def arel_table - Namespace.arel_table - end -end |