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require 'yaml'
module Backup
class Repository
# rubocop:disable Metrics/AbcSize
def dump
prepare
Project.find_each(batch_size: 1000) do |project|
progress.print " * #{project.full_path} ... "
path_to_project_repo = path_to_repo(project)
path_to_project_bundle = path_to_bundle(project)
# Create namespace dir if missing
FileUtils.mkdir_p(File.join(backup_repos_path, project.namespace.full_path)) if project.namespace
if empty_repo?(project)
progress.puts "[SKIPPED]".color(:cyan)
else
in_path(path_to_project_repo) do |dir|
FileUtils.mkdir_p(path_to_tars(project))
cmd = %W(tar -cf #{path_to_tars(project, dir)} -C #{path_to_project_repo} #{dir})
output, status = Gitlab::Popen.popen(cmd)
unless status.zero?
progress_warn(project, cmd.join(' '), output)
end
end
cmd = %W(#{Gitlab.config.git.bin_path} --git-dir=#{path_to_project_repo} bundle create #{path_to_project_bundle} --all)
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
progress.puts "[DONE]".color(:green)
else
progress_warn(project, cmd.join(' '), output)
end
end
wiki = ProjectWiki.new(project)
path_to_wiki_repo = path_to_repo(wiki)
path_to_wiki_bundle = path_to_bundle(wiki)
if File.exist?(path_to_wiki_repo)
progress.print " * #{wiki.full_path} ... "
if empty_repo?(wiki)
progress.puts " [SKIPPED]".color(:cyan)
else
cmd = %W(#{Gitlab.config.git.bin_path} --git-dir=#{path_to_wiki_repo} bundle create #{path_to_wiki_bundle} --all)
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
progress.puts " [DONE]".color(:green)
else
progress_warn(wiki, cmd.join(' '), output)
end
end
end
end
end
def restore
Gitlab.config.repositories.storages.each do |name, repository_storage|
path = repository_storage['path']
next unless File.exist?(path)
# Move repos dir to 'repositories.old' dir
bk_repos_path = File.join(path, '..', 'repositories.old.' + Time.now.to_i.to_s)
FileUtils.mv(path, bk_repos_path)
# This is expected from gitlab:check
FileUtils.mkdir_p(path, mode: 02770)
end
Project.find_each(batch_size: 1000) do |project|
progress.print " * #{project.full_path} ... "
path_to_project_repo = path_to_repo(project)
path_to_project_bundle = path_to_bundle(project)
project.ensure_storage_path_exist
cmd = if File.exist?(path_to_project_bundle)
%W(#{Gitlab.config.git.bin_path} clone --bare #{path_to_project_bundle} #{path_to_project_repo})
else
%W(#{Gitlab.config.git.bin_path} init --bare #{path_to_project_repo})
end
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
progress.puts "[DONE]".color(:green)
else
progress_warn(project, cmd.join(' '), output)
end
in_path(path_to_tars(project)) do |dir|
cmd = %W(tar -xf #{path_to_tars(project, dir)} -C #{path_to_project_repo} #{dir})
output, status = Gitlab::Popen.popen(cmd)
unless status.zero?
progress_warn(project, cmd.join(' '), output)
end
end
wiki = ProjectWiki.new(project)
path_to_wiki_repo = path_to_repo(wiki)
path_to_wiki_bundle = path_to_bundle(wiki)
if File.exist?(path_to_wiki_bundle)
progress.print " * #{wiki.full_path} ... "
# If a wiki bundle exists, first remove the empty repo
# that was initialized with ProjectWiki.new() and then
# try to restore with 'git clone --bare'.
FileUtils.rm_rf(path_to_wiki_repo)
cmd = %W(#{Gitlab.config.git.bin_path} clone --bare #{path_to_wiki_bundle} #{path_to_wiki_repo})
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
progress.puts " [DONE]".color(:green)
else
progress_warn(project, cmd.join(' '), output)
end
end
end
progress.print 'Put GitLab hooks in repositories dirs'.color(:yellow)
cmd = %W(#{Gitlab.config.gitlab_shell.path}/bin/create-hooks) + repository_storage_paths_args
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
progress.puts " [DONE]".color(:green)
else
puts " [FAILED]".color(:red)
puts "failed: #{cmd}"
puts output
end
end
# rubocop:enable Metrics/AbcSize
protected
def path_to_repo(project)
project.repository.path_to_repo
end
def path_to_bundle(project)
File.join(backup_repos_path, project.disk_path + '.bundle')
end
def path_to_tars(project, dir = nil)
path = File.join(backup_repos_path, project.disk_path)
if dir
File.join(path, "#{dir}.tar")
else
path
end
end
def backup_repos_path
File.join(Gitlab.config.backup.path, 'repositories')
end
def in_path(path)
return unless Dir.exist?(path)
dir_entries = Dir.entries(path)
if dir_entries.include?('custom_hooks') || dir_entries.include?('custom_hooks.tar')
yield('custom_hooks')
end
end
def prepare
FileUtils.rm_rf(backup_repos_path)
# Ensure the parent dir of backup_repos_path exists
FileUtils.mkdir_p(Gitlab.config.backup.path)
# Fail if somebody raced to create backup_repos_path before us
FileUtils.mkdir(backup_repos_path, mode: 0700)
end
def silent
{ err: '/dev/null', out: '/dev/null' }
end
private
def progress_warn(project, cmd, output)
progress.puts "[WARNING] Executing #{cmd}".color(:orange)
progress.puts "Ignoring error on #{project.full_path} - #{output}".color(:orange)
end
def empty_repo?(project_or_wiki)
project_or_wiki.repository.expire_exists_cache # protect backups from stale cache
project_or_wiki.repository.empty_repo?
rescue => e
progress.puts "Ignoring repository error and continuing backing up project: #{project_or_wiki.full_path} - #{e.message}".color(:orange)
false
end
def repository_storage_paths_args
Gitlab.config.repositories.storages.values.map { |rs| rs['path'] }
end
def progress
$progress
end
end
end
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