124 lines
3.9 KiB
Ruby
124 lines
3.9 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'yaml'
|
|
|
|
module Backup
|
|
class Database
|
|
attr_reader :progress
|
|
attr_reader :config, :db_file_name
|
|
|
|
def initialize(progress)
|
|
@progress = progress
|
|
@config = YAML.load_file(File.join(Rails.root, 'config', 'database.yml'))[Rails.env]
|
|
@db_file_name = File.join(Gitlab.config.backup.path, 'db', 'database.sql.gz')
|
|
end
|
|
|
|
def dump
|
|
FileUtils.mkdir_p(File.dirname(db_file_name))
|
|
FileUtils.rm_f(db_file_name)
|
|
compress_rd, compress_wr = IO.pipe
|
|
compress_pid = spawn(*%w(gzip -1 -c), in: compress_rd, out: [db_file_name, 'w', 0600])
|
|
compress_rd.close
|
|
|
|
dump_pid =
|
|
case config["adapter"]
|
|
when /^mysql/ then
|
|
progress.print "Dumping MySQL database #{config['database']} ... "
|
|
# Workaround warnings from MySQL 5.6 about passwords on cmd line
|
|
ENV['MYSQL_PWD'] = config["password"].to_s if config["password"]
|
|
spawn('mysqldump', *mysql_args, config['database'], out: compress_wr)
|
|
when "postgresql" then
|
|
progress.print "Dumping PostgreSQL database #{config['database']} ... "
|
|
pg_env
|
|
pgsql_args = ["--clean"] # Pass '--clean' to include 'DROP TABLE' statements in the DB dump.
|
|
if Gitlab.config.backup.pg_schema
|
|
pgsql_args << "-n"
|
|
pgsql_args << Gitlab.config.backup.pg_schema
|
|
end
|
|
|
|
spawn('pg_dump', *pgsql_args, config['database'], out: compress_wr)
|
|
end
|
|
compress_wr.close
|
|
|
|
success = [compress_pid, dump_pid].all? do |pid|
|
|
Process.waitpid(pid)
|
|
$?.success?
|
|
end
|
|
|
|
report_success(success)
|
|
raise Backup::Error, 'Backup failed' unless success
|
|
end
|
|
|
|
def restore
|
|
decompress_rd, decompress_wr = IO.pipe
|
|
decompress_pid = spawn(*%w(gzip -cd), out: decompress_wr, in: db_file_name)
|
|
decompress_wr.close
|
|
|
|
restore_pid =
|
|
case config["adapter"]
|
|
when /^mysql/ then
|
|
progress.print "Restoring MySQL database #{config['database']} ... "
|
|
# Workaround warnings from MySQL 5.6 about passwords on cmd line
|
|
ENV['MYSQL_PWD'] = config["password"].to_s if config["password"]
|
|
spawn('mysql', *mysql_args, config['database'], in: decompress_rd)
|
|
when "postgresql" then
|
|
progress.print "Restoring PostgreSQL database #{config['database']} ... "
|
|
pg_env
|
|
spawn('psql', config['database'], in: decompress_rd)
|
|
end
|
|
decompress_rd.close
|
|
|
|
success = [decompress_pid, restore_pid].all? do |pid|
|
|
Process.waitpid(pid)
|
|
$?.success?
|
|
end
|
|
|
|
report_success(success)
|
|
abort Backup::Error, 'Restore failed' unless success
|
|
end
|
|
|
|
protected
|
|
|
|
def mysql_args
|
|
args = {
|
|
'host' => '--host',
|
|
'port' => '--port',
|
|
'socket' => '--socket',
|
|
'username' => '--user',
|
|
'encoding' => '--default-character-set',
|
|
# SSL
|
|
'sslkey' => '--ssl-key',
|
|
'sslcert' => '--ssl-cert',
|
|
'sslca' => '--ssl-ca',
|
|
'sslcapath' => '--ssl-capath',
|
|
'sslcipher' => '--ssl-cipher'
|
|
}
|
|
args.map { |opt, arg| "#{arg}=#{config[opt]}" if config[opt] }.compact
|
|
end
|
|
|
|
def pg_env
|
|
args = {
|
|
'username' => 'PGUSER',
|
|
'host' => 'PGHOST',
|
|
'port' => 'PGPORT',
|
|
'password' => 'PGPASSWORD',
|
|
# SSL
|
|
'sslmode' => 'PGSSLMODE',
|
|
'sslkey' => 'PGSSLKEY',
|
|
'sslcert' => 'PGSSLCERT',
|
|
'sslrootcert' => 'PGSSLROOTCERT',
|
|
'sslcrl' => 'PGSSLCRL',
|
|
'sslcompression' => 'PGSSLCOMPRESSION'
|
|
}
|
|
args.each { |opt, arg| ENV[arg] = config[opt].to_s if config[opt] }
|
|
end
|
|
|
|
def report_success(success)
|
|
if success
|
|
progress.puts '[DONE]'.color(:green)
|
|
else
|
|
progress.puts '[FAILED]'.color(:red)
|
|
end
|
|
end
|
|
end
|
|
end
|