コード例 #1
0
ファイル: mysqlctl.go プロジェクト: Eric-Chen/vitess
func multisnapshotCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	concurrency := subFlags.Int("concurrency", 8, "how many compression jobs to run simultaneously")
	spec := subFlags.String("spec", "-", "shard specification")
	tablesString := subFlags.String("tables", "", "dump only this comma separated list of tables")
	skipSlaveRestart := subFlags.Bool("skip-slave-restart", false, "after the snapshot is done, do not restart slave replication")
	maximumFilesize := subFlags.Uint64("maximum-file-size", 128*1024*1024, "the maximum size for an uncompressed data file")
	subFlags.Parse(args)
	if subFlags.NArg() != 2 {
		relog.Fatal("action multisnapshot requires <db name> <key name>")
	}

	shards, err := key.ParseShardingSpec(*spec)
	if err != nil {
		relog.Fatal("multisnapshot failed: %v", err)
	}
	var tables []string
	if *tablesString != "" {
		tables = strings.Split(*tablesString, ",")
	}
	filenames, err := mysqld.CreateMultiSnapshot(shards, subFlags.Arg(0), subFlags.Arg(1), tabletAddr, false, *concurrency, tables, *skipSlaveRestart, *maximumFilesize, nil)
	if err != nil {
		relog.Fatal("multisnapshot failed: %v", err)
	} else {
		relog.Info("manifest locations: %v", filenames)
	}
}
コード例 #2
0
ファイル: mysqlctl.go プロジェクト: chinna1986/vitess
func multisnapshotCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	concurrency := subFlags.Int("concurrency", 8, "how many compression jobs to run simultaneously")
	spec := subFlags.String("spec", "-", "shard specification")
	tablesString := subFlags.String("tables", "", "dump only this comma separated list of regexp for tables")
	excludeTablesString := subFlags.String("exclude_tables", "", "do not dump this comma separated list of regexp for tables")
	skipSlaveRestart := subFlags.Bool("skip_slave_restart", false, "after the snapshot is done, do not restart slave replication")
	maximumFilesize := subFlags.Uint64("maximum_file_size", 128*1024*1024, "the maximum size for an uncompressed data file")
	keyType := subFlags.String("key_type", "uint64", "type of the key column")
	subFlags.Parse(args)
	if subFlags.NArg() != 2 {
		log.Fatalf("action multisnapshot requires <db name> <key name>")
	}

	shards, err := key.ParseShardingSpec(*spec)
	if err != nil {
		log.Fatalf("multisnapshot failed: %v", err)
	}
	var tables []string
	if *tablesString != "" {
		tables = strings.Split(*tablesString, ",")
	}
	var excludedTables []string
	if *excludeTablesString != "" {
		excludedTables = strings.Split(*excludeTablesString, ",")
	}

	kit := key.KeyspaceIdType(*keyType)
	if !key.IsKeyspaceIdTypeInList(kit, key.AllKeyspaceIdTypes) {
		log.Fatalf("invalid key_type")
	}

	filenames, err := mysqld.CreateMultiSnapshot(shards, subFlags.Arg(0), subFlags.Arg(1), kit, tabletAddr, false, *concurrency, tables, excludedTables, *skipSlaveRestart, *maximumFilesize, nil)
	if err != nil {
		log.Fatalf("multisnapshot failed: %v", err)
	} else {
		log.Infof("manifest locations: %v", filenames)
	}
}