debian-mirror-gitlab/lib/backup/repository.rb
2019-03-02 22:35:43 +05:30

177 lines
5.1 KiB
Ruby

# frozen_string_literal: true
require 'yaml'
module Backup
class Repository
include Gitlab::ShellAdapter
attr_reader :progress
def initialize(progress)
@progress = progress
end
def dump
prepare
Project.find_each(batch_size: 1000) do |project|
progress.print " * #{display_repo_path(project)} ... "
if project.hashed_storage?(:repository)
FileUtils.mkdir_p(File.dirname(File.join(backup_repos_path, project.disk_path)))
else
FileUtils.mkdir_p(File.join(backup_repos_path, project.namespace.full_path)) if project.namespace
end
if !empty_repo?(project)
backup_project(project)
progress.puts "[DONE]".color(:green)
else
progress.puts "[SKIPPED]".color(:cyan)
end
wiki = ProjectWiki.new(project)
if !empty_repo?(wiki)
backup_project(wiki)
progress.puts "[DONE] Wiki".color(:green)
else
progress.puts "[SKIPPED] Wiki".color(:cyan)
end
end
end
def prepare_directories
Gitlab.config.repositories.storages.each do |name, _repository_storage|
Gitlab::GitalyClient::StorageService.new(name).delete_all_repositories
end
end
def backup_project(project)
path_to_project_bundle = path_to_bundle(project)
Gitlab::GitalyClient::RepositoryService.new(project.repository)
.create_bundle(path_to_project_bundle)
backup_custom_hooks(project)
rescue => e
progress_warn(project, e, 'Failed to backup repo')
end
def backup_custom_hooks(project)
FileUtils.mkdir_p(project_backup_path(project))
custom_hooks_path = custom_hooks_tar(project)
Gitlab::GitalyClient::RepositoryService.new(project.repository)
.backup_custom_hooks(custom_hooks_path)
end
def restore_custom_hooks(project)
return unless Dir.exist?(project_backup_path(project))
return if Dir.glob("#{project_backup_path(project)}/custom_hooks*").none?
custom_hooks_path = custom_hooks_tar(project)
Gitlab::GitalyClient::RepositoryService.new(project.repository)
.restore_custom_hooks(custom_hooks_path)
end
def restore
prepare_directories
Project.find_each(batch_size: 1000) do |project|
progress.print " * #{project.full_path} ... "
path_to_project_bundle = path_to_bundle(project)
project.ensure_storage_path_exists
restore_repo_success = nil
if File.exist?(path_to_project_bundle)
begin
project.repository.create_from_bundle(path_to_project_bundle)
restore_custom_hooks(project)
restore_repo_success = true
rescue => e
restore_repo_success = false
progress.puts "Error: #{e}".color(:red)
end
else
restore_repo_success = gitlab_shell.create_project_repository(project)
end
if restore_repo_success
progress.puts "[DONE]".color(:green)
else
progress.puts "[Failed] restoring #{project.full_path} repository".color(:red)
end
wiki = ProjectWiki.new(project)
path_to_wiki_bundle = path_to_bundle(wiki)
if File.exist?(path_to_wiki_bundle)
progress.print " * #{wiki.full_path} ... "
begin
wiki.repository.create_from_bundle(path_to_wiki_bundle)
restore_custom_hooks(wiki)
progress.puts "[DONE]".color(:green)
rescue => e
progress.puts "[Failed] restoring #{wiki.full_path} wiki".color(:red)
progress.puts "Error #{e}".color(:red)
end
end
end
restore_object_pools
end
protected
def path_to_bundle(project)
File.join(backup_repos_path, project.disk_path + '.bundle')
end
def project_backup_path(project)
File.join(backup_repos_path, project.disk_path)
end
def custom_hooks_tar(project)
File.join(project_backup_path(project), "custom_hooks.tar")
end
def backup_repos_path
File.join(Gitlab.config.backup.path, 'repositories')
end
def prepare
FileUtils.rm_rf(backup_repos_path)
FileUtils.mkdir_p(Gitlab.config.backup.path)
FileUtils.mkdir(backup_repos_path, mode: 0700)
end
private
def progress_warn(project, cmd, output)
progress.puts "[WARNING] Executing #{cmd}".color(:orange)
progress.puts "Ignoring error on #{display_repo_path(project)} - #{output}".color(:orange)
end
def empty_repo?(project_or_wiki)
project_or_wiki.repository.expire_emptiness_caches
project_or_wiki.repository.empty?
end
def display_repo_path(project)
project.hashed_storage?(:repository) ? "#{project.full_path} (#{project.disk_path})" : project.full_path
end
def restore_object_pools
PoolRepository.includes(:source_project).find_each do |pool|
progress.puts " - Object pool #{pool.disk_path}..."
pool.source_project ||= pool.member_projects.first.root_of_fork_network
pool.state = 'none'
pool.save
pool.schedule
end
end
end
end