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module Projects
class HashedStorageMigrationService < BaseService
include Gitlab::ShellAdapter
attr_reader :old_disk_path, :new_disk_path
def initialize(project, logger = nil)
@project = project
@logger ||= Rails.logger
end
def execute
return if project.hashed_storage?(:repository)
@old_disk_path = project.disk_path
has_wiki = project.wiki.repository_exists?
project.storage_version = Storage::HashedProject::STORAGE_VERSION
project.ensure_storage_path_exists
@new_disk_path = project.disk_path
result = move_repository(@old_disk_path, @new_disk_path)
if has_wiki
result &&= move_repository("#{@old_disk_path}.wiki", "#{@new_disk_path}.wiki")
end
unless result
rollback_folder_move
return
end
project.repository_read_only = false
project.save!
block_given? ? yield : 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
def logger
@logger
end
end
end
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