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|
# frozen_string_literal: true
module Tasks
module Gitlab
module Backup
PID = Process.pid.freeze
PID_FILE = "#{Rails.application.root}/tmp/backup_restore.pid"
def self.create_backup
lock_backup do
::Gitlab::TaskHelpers.warn_user_is_not_gitlab
::Backup::Manager.new(backup_progress).create
end
end
def self.restore_backup
lock_backup do
::Gitlab::TaskHelpers.warn_user_is_not_gitlab
::Backup::Manager.new(backup_progress).restore
end
end
def self.create_task(task)
lock_backup do
::Backup::Manager.new(backup_progress).run_create_task(task)
end
end
def self.restore_task(task)
lock_backup do
::Backup::Manager.new(backup_progress).run_restore_task(task)
end
end
def self.backup_progress
if ENV['CRON']
# We need an object we can say 'puts' and 'print' to; let's use a StringIO.
StringIO.new
else
$stdout
end
end
def self.lock_backup
File.open(PID_FILE, File::RDWR | File::CREAT) do |f|
f.flock(File::LOCK_EX)
file_content = f.read
read_pid(file_content) unless file_content.blank?
f.rewind
f.write(PID)
f.flush
ensure
f.flock(File::LOCK_UN)
end
begin
yield
ensure
backup_progress.puts(
"#{Time.current} " + '-- Deleting backup and restore PID file ... '.color(:blue) + 'done'.color(:green)
)
File.delete(PID_FILE)
end
end
def self.read_pid(file_content)
Process.getpgid(file_content.to_i)
backup_progress.puts(<<~MESSAGE.color(:red))
Backup and restore in progress:
There is a backup and restore task in progress (PID #{file_content}).
Try to run the current task once the previous one ends.
MESSAGE
exit 1
rescue Errno::ESRCH
backup_progress.puts(<<~MESSAGE.color(:blue))
The PID file #{PID_FILE} exists and contains #{file_content}, but the process is not running.
The PID file will be rewritten with the current process ID #{PID}.
MESSAGE
end
private_class_method :backup_progress, :lock_backup, :read_pid
end
end
end
namespace :gitlab do
require 'active_record/fixtures'
require 'stringio'
namespace :backup do
# Create backup of GitLab system
desc 'GitLab | Backup | Create a backup of the GitLab system'
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_backup
end
# Restore backup of GitLab system
desc 'GitLab | Backup | Restore a previously created backup'
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_backup
end
namespace :repo do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('repositories')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('repositories')
end
end
namespace :db do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('db')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('db')
end
end
namespace :builds do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('builds')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('builds')
end
end
namespace :uploads do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('uploads')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('uploads')
end
end
namespace :artifacts do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('artifacts')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('artifacts')
end
end
namespace :pages do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('pages')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('pages')
end
end
namespace :lfs do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('lfs')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('lfs')
end
end
namespace :terraform_state do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('terraform_state')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('terraform_state')
end
end
namespace :registry do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('registry')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('registry')
end
end
namespace :packages do
task create: :gitlab_environment do
Tasks::Gitlab::Backup.create_task('packages')
end
task restore: :gitlab_environment do
Tasks::Gitlab::Backup.restore_task('packages')
end
end
end
# namespace end: backup
end
# namespace end: gitlab
|
