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module Projects
module HashedStorage
class MigrateRepositoryService < BaseService
include Gitlab::ShellAdapter
attr_reader :old_disk_path, :new_disk_path, :old_wiki_disk_path, :old_storage_version, :logger
def initialize(project, logger = nil)
@project = project
@logger = logger || Rails.logger
end
def execute
@old_disk_path = project.disk_path
has_wiki = project.wiki.repository_exists?
@old_storage_version = project.storage_version
project.storage_version = ::Project::HASHED_STORAGE_FEATURES[:repository]
project.ensure_storage_path_exists
@new_disk_path = project.disk_path
result = move_repository(@old_disk_path, @new_disk_path)
if has_wiki
@old_wiki_disk_path = "#{@old_disk_path}.wiki"
result &&= move_repository("#{@old_wiki_disk_path}", "#{@new_disk_path}.wiki")
end
unless result
rollback_folder_move
project.storage_version = nil
end
project.repository_read_only = false
project.save!
if result && block_given?
yield
end
result
end
private
def move_repository(from_name, to_name)
from_exists = gitlab_shell.exists?(project.repository_storage_path, "#{from_name}.git")
to_exists = gitlab_shell.exists?(project.repository_storage_path, "#{to_name}.git")
# If we don't find the repository on either original or target we should log that as it could be an issue if the
# project was not originally empty.
if !from_exists && !to_exists
logger.warn "Can't find a repository on either source or target paths for #{project.full_path} (ID=#{project.id}) ..."
return false
elsif !from_exists
# Repository have been moved already.
return true
end
gitlab_shell.mv_repository(project.repository_storage_path, from_name, to_name)
end
def rollback_folder_move
move_repository(@new_disk_path, @old_disk_path)
move_repository("#{@new_disk_path}.wiki", "#{@old_disk_path}.wiki")
end
end
end
end
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