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module Gitlab
module Database
module RenameReservedPathsMigration
class RenameNamespaces < RenameBase
include Gitlab::ShellAdapter
def rename_namespaces(type:)
namespaces_for_paths(type: type).each do |namespace|
rename_namespace(namespace)
end
end
def namespaces_for_paths(type:)
namespaces = if type == :wildcard
MigrationClasses::Namespace.where.not(parent_id: nil)
elsif type == :top_level
MigrationClasses::Namespace.where(parent_id: nil)
end
with_paths = MigrationClasses::Route.arel_table[:path].
matches_any(path_patterns)
namespaces.joins(:route).where(with_paths)
end
def rename_namespace(namespace)
old_full_path, new_full_path = rename_path_for_routable(namespace)
move_repositories(namespace, old_full_path, new_full_path)
move_uploads(old_full_path, new_full_path)
move_pages(old_full_path, new_full_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)
message = "Exception moving path #{repository_storage_path} \
from #{old_full_path} to #{new_full_path}"
Rails.logger.error message
end
end
end
def repo_paths_for_namespace(namespace)
projects_for_namespace(namespace).distinct.select(:repository_storage).
map(&:repository_storage_path)
end
def projects_for_namespace(namespace)
namespace_ids = child_ids_for_parent(namespace, ids: [namespace.id])
namespace_or_children = MigrationClasses::Project.
arel_table[:namespace_id].
in(namespace_ids)
MigrationClasses::Project.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
end
end
end
end
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