debian-mirror-gitlab/lib/backup/repository.rb
2016-08-24 12:49:21 +05:30

145 lines
4.4 KiB
Ruby

require 'yaml'
module Backup
class Repository
def dump
prepare
Project.find_each(batch_size: 1000) do |project|
$progress.print " * #{project.path_with_namespace} ... "
# Create namespace dir if missing
FileUtils.mkdir_p(File.join(backup_repos_path, project.namespace.path)) if project.namespace
if project.empty_repo?
$progress.puts "[SKIPPED]".color(:cyan)
else
cmd = %W(tar -cf #{path_to_bundle(project)} -C #{path_to_repo(project)} .)
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
$progress.puts "[DONE]".color(:green)
else
puts "[FAILED]".color(:red)
puts "failed: #{cmd.join(' ')}"
puts output
abort 'Backup failed'
end
end
wiki = ProjectWiki.new(project)
if File.exists?(path_to_repo(wiki))
$progress.print " * #{wiki.path_with_namespace} ... "
if wiki.repository.empty?
$progress.puts " [SKIPPED]".color(:cyan)
else
cmd = %W(#{Gitlab.config.git.bin_path} --git-dir=#{path_to_repo(wiki)} bundle create #{path_to_bundle(wiki)} --all)
output, status = Gitlab::Popen.popen(cmd)
if status.zero?
$progress.puts " [DONE]".color(:green)
else
puts " [FAILED]".color(:red)
puts "failed: #{cmd.join(' ')}"
abort 'Backup failed'
end
end
end
end
end
def restore
Gitlab.config.repositories.storages.each do |name, path|
next unless File.exists?(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: 2770)
end
Project.find_each(batch_size: 1000) do |project|
$progress.print " * #{project.path_with_namespace} ... "
project.ensure_dir_exist
if File.exists?(path_to_bundle(project))
FileUtils.mkdir_p(path_to_repo(project))
cmd = %W(tar -xf #{path_to_bundle(project)} -C #{path_to_repo(project)})
else
cmd = %W(#{Gitlab.config.git.bin_path} init --bare #{path_to_repo(project)})
end
if system(*cmd, silent)
$progress.puts "[DONE]".color(:green)
else
puts "[FAILED]".color(:red)
puts "failed: #{cmd.join(' ')}"
abort 'Restore failed'
end
wiki = ProjectWiki.new(project)
if File.exists?(path_to_bundle(wiki))
$progress.print " * #{wiki.path_with_namespace} ... "
# 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_repo(wiki))
cmd = %W(#{Gitlab.config.git.bin_path} clone --bare #{path_to_bundle(wiki)} #{path_to_repo(wiki)})
if system(*cmd, silent)
$progress.puts " [DONE]".color(:green)
else
puts " [FAILED]".color(:red)
puts "failed: #{cmd.join(' ')}"
abort 'Restore failed'
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
if system(*cmd)
$progress.puts " [DONE]".color(:green)
else
puts " [FAILED]".color(:red)
puts "failed: #{cmd}"
end
end
protected
def path_to_repo(project)
project.repository.path_to_repo
end
def path_to_bundle(project)
File.join(backup_repos_path, project.path_with_namespace + ".bundle")
end
def backup_repos_path
File.join(Gitlab.config.backup.path, "repositories")
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 repository_storage_paths_args
Gitlab.config.repositories.storages.values
end
end
end