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