示例#1
0
文件: flag.go 项目: octoblu/go-go
// ApplyWithError populates the flag given the flag set and environment
func (f IntFlag) ApplyWithError(set *flag.FlagSet) error {
	if f.EnvVar != "" {
		for _, envVar := range strings.Split(f.EnvVar, ",") {
			envVar = strings.TrimSpace(envVar)
			if envVal, ok := syscall.Getenv(envVar); ok {
				envValInt, err := strconv.ParseInt(envVal, 0, 64)
				if err != nil {
					return fmt.Errorf("could not parse %s as int value for flag %s: %s", envVal, f.Name, err)
				}
				f.Value = int(envValInt)
				break
			}
		}
	}

	eachName(f.Name, func(name string) {
		if f.Destination != nil {
			set.IntVar(f.Destination, name, f.Value, f.Usage)
			return
		}
		set.Int(name, f.Value, f.Usage)
	})

	return nil
}
示例#2
0
文件: main.go 项目: WangKaimin/drive
func (cmd *pullCmd) Flags(fs *flag.FlagSet) *flag.FlagSet {
	cmd.noClobber = fs.Bool(drive.CLIOptionNoClobber, false, "prevents overwriting of old content")
	cmd.export = fs.String(
		"export", "", "comma separated list of formats to export your docs + sheets files")
	cmd.recursive = fs.Bool("r", true, "performs the pull action recursively")
	cmd.noPrompt = fs.Bool(drive.NoPromptKey, false, "shows no prompt before applying the pull action")
	cmd.hidden = fs.Bool(drive.HiddenKey, false, "allows pulling of hidden paths")
	cmd.force = fs.Bool(drive.ForceKey, false, "forces a pull even if no changes present")
	cmd.ignoreChecksum = fs.Bool(drive.CLIOptionIgnoreChecksum, true, drive.DescIgnoreChecksum)
	cmd.ignoreConflict = fs.Bool(drive.CLIOptionIgnoreConflict, false, drive.DescIgnoreConflict)
	cmd.ignoreNameClashes = fs.Bool(drive.CLIOptionIgnoreNameClashes, false, drive.DescIgnoreNameClashes)
	cmd.exportsDir = fs.String("export-dir", "", "directory to place exports")
	cmd.matches = fs.Bool(drive.MatchesKey, false, "search by prefix")
	cmd.piped = fs.Bool("piped", false, "if true, read content from stdin")
	cmd.quiet = fs.Bool(drive.QuietKey, false, "if set, do not log anything but errors")
	cmd.excludeOps = fs.String(drive.CLIOptionExcludeOperations, "", drive.DescExcludeOps)
	cmd.byId = fs.Bool(drive.CLIOptionId, false, "pull by id instead of path")
	cmd.skipMimeKey = fs.String(drive.CLIOptionSkipMime, "", drive.DescSkipMime)
	cmd.explicitlyExport = fs.Bool(drive.CLIOptionExplicitlyExport, false, drive.DescExplicitylPullExports)
	cmd.verbose = fs.Bool(drive.CLIOptionVerboseKey, false, drive.DescVerbose)
	cmd.depth = fs.Int(drive.DepthKey, drive.DefaultMaxTraversalDepth, "max traversal depth")
	cmd.fixClashes = fs.Bool(drive.CLIOptionFixClashesKey, false, drive.DescFixClashes)

	return fs
}
示例#3
0
func TestLoadConfig(t *testing.T) {
	var flagSet flag.FlagSet
	a := flagSet.Int("a", -1, "for test")
	b := flagSet.Bool("b", true, "for test")
	c := flagSet.String("c", "-1", "for test")
	da := flagSet.Int("d.a", -1, "for test")
	dd := flagSet.Bool("d.d", false, "for test")
	dc := flagSet.String("d.c", "-1", "for test")
	e := loadConfig("config_test.txt", &flagSet, false)
	if nil != e {
		t.Error(e)
		return
	}

	if *a != 1 {
		t.Error("a != 1")
	}
	if !*b {
		t.Error("b != true")
	}
	if "abc" != *c {
		t.Error("c != \"abc\"")
	}
	if *da != 1323 {
		t.Error("d.a != 1323")
	}
	if !*dd {
		t.Error("db != true")
	}
	if "67" != *dc {
		t.Errorf("dc != \"67\", actual is %s", *dc)
	}
}
示例#4
0
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)
	}
}
示例#5
0
文件: query.go 项目: dumbunny/vitess
func commandVtGateSplitQuery(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	server := subFlags.String("server", "", "VtGate server to connect to")
	bindVariables := newBindvars(subFlags)
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vtgate client")
	splitColumn := subFlags.String("split_column", "", "force the use of this column to split the query")
	splitCount := subFlags.Int("split_count", 16, "number of splits to generate")
	keyspace := subFlags.String("keyspace", "", "keyspace to send query to")
	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 1 {
		return fmt.Errorf("the <sql> argument is required for the VtGateSplitQuery command")
	}

	vtgateConn, err := vtgateconn.Dial(ctx, *server, *connectTimeout, "")
	if err != nil {
		return fmt.Errorf("error connecting to vtgate '%v': %v", *server, err)
	}
	defer vtgateConn.Close()
	r, err := vtgateConn.SplitQuery(ctx, *keyspace, subFlags.Arg(0), *bindVariables, *splitColumn, int64(*splitCount))
	if err != nil {
		return fmt.Errorf("SplitQuery failed: %v", err)
	}
	return printJSON(wr.Logger(), r)
}
示例#6
0
文件: query.go 项目: zhzhy917/vitess
func commandVtGateSplitQuery(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	server := subFlags.String("server", "", "VtGate server to connect to")
	bindVariables := newBindvars(subFlags)
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vtgate client")
	splitCount := subFlags.Int("split_count", 16, "number of splits to generate")
	keyspace := subFlags.String("keyspace", "", "keyspace to send query to")
	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 1 {
		return fmt.Errorf("the <sql> argument is required for the VtGateSplitQuery command")
	}

	vtgateConn, err := vtgateconn.Dial(ctx, *server, *connectTimeout)
	if err != nil {
		return fmt.Errorf("error connecting to vtgate '%v': %v", *server, err)
	}
	defer vtgateConn.Close()
	r, err := vtgateConn.SplitQuery(ctx, *keyspace, tproto.BoundQuery{
		Sql:           subFlags.Arg(0),
		BindVariables: *bindVariables,
	}, *splitCount)
	if err != nil {
		return fmt.Errorf("SplitQuery failed: %v", err)
	}
	wr.Logger().Printf("%v\n", jscfg.ToJSON(r))
	return nil
}
示例#7
0
文件: main.go 项目: jsmorph/drive
func (cmd *listCmd) Flags(fs *flag.FlagSet) *flag.FlagSet {
	cmd.depth = fs.Int(drive.DepthKey, 1, "maximum recursion depth")
	cmd.hidden = fs.Bool(drive.HiddenKey, false, "list all paths even hidden ones")
	cmd.files = fs.Bool("f", false, "list only files")
	cmd.directories = fs.Bool("d", false, "list all directories")
	cmd.longFmt = fs.Bool("l", false, "long listing of contents")
	cmd.pageSize = fs.Int64("p", 100, "number of results per pagination")
	cmd.shared = fs.Bool("shared", false, "show files that are shared with me")
	cmd.inTrash = fs.Bool(drive.TrashedKey, false, "list content in the trash")
	cmd.version = fs.Bool("version", false, "show the number of times that the file has been modified on \n\t\tthe server even with changes not visible to the user")
	cmd.noPrompt = fs.Bool(drive.NoPromptKey, false, "shows no prompt before pagination")
	cmd.owners = fs.Bool("owners", false, "shows the owner names per file")
	cmd.recursive = fs.Bool("r", false, "recursively list subdirectories")
	cmd.sort = fs.String(drive.SortKey, "", drive.DescSort)
	cmd.matches = fs.Bool(drive.MatchesKey, false, "list by prefix")
	cmd.quiet = fs.Bool(drive.QuietKey, false, "if set, do not log anything but errors")
	cmd.skipMimeKey = fs.String(drive.CLIOptionSkipMime, "", drive.DescSkipMime)
	cmd.matchMimeKey = fs.String(drive.CLIOptionMatchMime, "", drive.DescMatchMime)
	cmd.exactTitle = fs.String(drive.CLIOptionExactTitle, "", drive.DescExactTitle)
	cmd.matchOwner = fs.String(drive.CLIOptionMatchOwner, "", drive.DescMatchOwner)
	cmd.exactOwner = fs.String(drive.CLIOptionExactOwner, "", drive.DescExactOwner)
	cmd.notOwner = fs.String(drive.CLIOptionNotOwner, "", drive.DescNotOwner)
	cmd.byId = fs.Bool(drive.CLIOptionId, false, "list by id instead of path")

	return fs
}
示例#8
0
文件: daemonCmd.go 项目: ericaro/sbr
func (c *DaemonCmd) Flags(fs *flag.FlagSet) {
	c.dbfile = fs.String("o", "ci.db", "override the default local file name")
	c.port = fs.Int("p", 2020, "override the default local port")
	c.hookport = fs.Int("hp", 2121, "override the default hook port ")
	c.hook = fs.Bool("hook", false, "also start an http Hook server (Get returns a status, Post fire a build)")

}
示例#9
0
// NewGoCmdWithFlags like NewGoCmd, but wl also parse flags configured i flagset
func NewGoCmdWithFlags(flagset *flag.FlagSet, workdir string, args ...string) (*GoCmd, error) {
	if len(args) < 2 {
		return nil, errors.New("GoCmd must have at least two arguments (e.g. go build)")
	}
	if sort.SearchStrings([]string{"build", "run", "test"}, args[1]) > -1 {
		flagset.Int("p", runtime.NumCPU(), "number or parallel builds")
		for _, f := range []string{"x", "v", "n", "a", "work"} {
			flagset.Bool(f, false, "")
		}
		for _, f := range []string{"compiler", "gccgoflags", "gcflags", "ldflags", "tags"} {
			flagset.String(f, "", "")
		}
	}
	switch args[1] {
	case "run":
	case "build":
		flagset.String("o", "", "output: output file")
	case "test":
		for _, f := range []string{"i", "c"} {
			flagset.Bool(f, false, "")
		}
		for _, testflag := range TestFlags {
			flagset.String(testflag, "", "")
			flagset.String("test."+testflag, "", "")
		}
		flagset.Bool("short", false, "")
		flagset.Bool("test.short", false, "")
		flagset.Bool("test.v", false, "")
	default:
		return nil, errors.New("Currently only build run and test commands supported. Sorry.")
	}
	if err := flagset.Parse(args[2:]); err != nil {
		return nil, err
	}
	var params, extra []string
	switch args[1] {
	case "build":
		params = flagset.Args()
	case "run":
		for i, param := range flagset.Args() {
			if !strings.HasSuffix(param, ".go") {
				extra = flagset.Args()[i:]
				break
			}
			params = append(params, param)
		}
	case "test":
		for i, param := range flagset.Args() {
			if strings.HasPrefix(param, "-") {
				extra = flagset.Args()[i:]
				break
			}
			params = append(params, param)
		}
	default:
		return nil, errors.New("Currently only build run and test commands supported")
	}
	return &GoCmd{make(map[string]string), workdir, args[0], args[1], FromFlagSet(flagset), params, extra}, nil
}
示例#10
0
文件: main.go 项目: jsmorph/drive
func (cmd *md5SumCmd) Flags(fs *flag.FlagSet) *flag.FlagSet {
	cmd.depth = fs.Int(drive.DepthKey, 1, "maximum recursion depth")
	cmd.hidden = fs.Bool(drive.HiddenKey, false, "discover hidden paths")
	cmd.recursive = fs.Bool("r", false, "recursively discover folders")
	cmd.quiet = fs.Bool(drive.QuietKey, false, "if set, do not log anything but errors")
	cmd.byId = fs.Bool(drive.CLIOptionId, false, "stat by id instead of path")
	return fs
}
示例#11
0
文件: main.go 项目: WangKaimin/drive
func (cmd *diffCmd) Flags(fs *flag.FlagSet) *flag.FlagSet {
	cmd.hidden = fs.Bool(drive.HiddenKey, false, "allows pulling of hidden paths")
	cmd.ignoreChecksum = fs.Bool(drive.CLIOptionIgnoreChecksum, true, drive.DescIgnoreChecksum)
	cmd.ignoreConflict = fs.Bool(drive.CLIOptionIgnoreConflict, false, drive.DescIgnoreConflict)
	cmd.ignoreNameClashes = fs.Bool(drive.CLIOptionIgnoreNameClashes, false, drive.DescIgnoreNameClashes)
	cmd.quiet = fs.Bool(drive.QuietKey, false, "if set, do not log anything but errors")
	cmd.depth = fs.Int(drive.DepthKey, drive.DefaultMaxTraversalDepth, "max traversal depth")
	return fs
}
示例#12
0
文件: main.go 项目: WangKaimin/drive
func (cmd *statCmd) Flags(fs *flag.FlagSet) *flag.FlagSet {
	cmd.depth = fs.Int(drive.DepthKey, 1, "max traversal depth")
	cmd.hidden = fs.Bool(drive.HiddenKey, false, "discover hidden paths")
	cmd.recursive = fs.Bool("r", false, "recursively discover folders")
	cmd.quiet = fs.Bool(drive.QuietKey, false, "if set, do not log anything but errors")
	cmd.byId = fs.Bool(drive.CLIOptionId, false, "stat by id instead of path")
	cmd.md5sum = fs.Bool(drive.Md5sumKey, false, "produce output compatible with md5sum(1)")
	return fs
}
示例#13
0
func (c *flags) addSet(s *flag.FlagSet) {
	cassandraAddr := s.String("cassandra-addr", "", "Address to a single Cassandra node")
	c.cassandraAddr = cassandraAddr

	cassandraRepl := s.Int("cassandra-repl", 1, "Replication factor to use for the oinker keyspace in Cassandra")
	c.cassandraRepl = cassandraRepl

	address := s.String("address", "0.0.0.0:8080", "host:port on which to listen")
	c.address = address
}
示例#14
0
// Startup flags
func (sc *CompareCommand) Flags(fs *flag.FlagSet) *flag.FlagSet {
	sc.setName = fs.String("s", "", "Select records from this set")
	sc.beforeDate = fs.String("B", "", "Select records that were updated before date (YYYY-MM-DD)")
	sc.afterDate = fs.String("A", "", "Select records that were updated after date (YYYY-MM-DD)")
	sc.firstResult = fs.Int("f", 0, "Index of first record to retrieve")
	sc.fromFile = fs.String("F", "", "Read identifiers from a file")
	sc.maxResults = fs.Int("c", 100000, "Maximum number of records to retrieve")
	sc.compareContent = fs.Bool("C", false, "Compares the metadata content of common metadata records")

	return fs
}
示例#15
0
func (a *run_tagger_action) DefineFlags(fs *flag.FlagSet) {
	a.AddDefaultArgs(fs)

	a.lexiconPath = fs.String("lexicon_path", "/tmp/tokens",
		"Path and filename to the lexicon file.  One word per line.")

	a.dbUser = fs.String("db.user", "", "")
	a.dbPass = fs.String("db.pass", "", "")
	a.dbName = fs.String("db.name", "", "")
	a.workers = fs.Int("workers", 10, "Number of workers and db connections to make")
}
示例#16
0
文件: cmdlist.go 项目: njt99/oaipmh
func (lc *ListCommand) Flags(fs *flag.FlagSet) *flag.FlagSet {
	lc.setName = fs.String("s", "", "Select records from this set")
	lc.beforeDate = fs.String("B", "", "Select records that were updated before date (YYYY-MM-DD)")
	lc.afterDate = fs.String("A", "", "Select records that were updated after date (YYYY-MM-DD)")
	lc.flagDetailed = fs.Bool("l", false, "Use detailed listing format")
	lc.showDeleted = fs.Bool("d", false, "Show deleted records, along with active ones")
	lc.onlyShowDeleted = fs.Bool("D", false, "Only show deleted records")
	lc.firstResult = fs.Int("f", 0, "Index of first record to retrieve")
	lc.maxResults = fs.Int("c", 100000, "Maximum number of records to retrieve")
	lc.listRecords = fs.Bool("R", false, "Use ListRecord instead of ListIdentifier")

	return fs
}
示例#17
0
文件: flag.go 项目: CowLeo/gopm
func (f IntFlag) Apply(set *flag.FlagSet) {
	if f.EnvVar != "" {
		if envVal := os.Getenv(f.EnvVar); envVal != "" {
			envValInt, err := strconv.ParseUint(envVal, 10, 64)
			if err == nil {
				f.Value = int(envValInt)
			}
		}
	}

	eachName(f.Name, func(name string) {
		set.Int(name, f.Value, f.Usage)
	})
}
示例#18
0
func commandLegacySplitClone(wi *Instance, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) (Worker, error) {
	excludeTables := subFlags.String("exclude_tables", "", "comma separated list of tables to exclude")
	strategy := subFlags.String("strategy", "", "which strategy to use for restore, use 'vtworker LegacySplitClone --strategy=-help k/s' for more info")
	sourceReaderCount := subFlags.Int("source_reader_count", defaultSourceReaderCount, "number of concurrent streaming queries to use on the source")
	destinationPackCount := subFlags.Int("destination_pack_count", defaultDestinationPackCount, "number of packets to pack in one destination insert")
	destinationWriterCount := subFlags.Int("destination_writer_count", defaultDestinationWriterCount, "number of concurrent RPCs to execute on the destination")
	minHealthyRdonlyTablets := subFlags.Int("min_healthy_rdonly_tablets", defaultMinHealthyRdonlyTablets, "minimum number of healthy RDONLY tablets before taking out one")
	maxTPS := subFlags.Int64("max_tps", defaultMaxTPS, "if non-zero, limit copy to maximum number of (write) transactions/second on the destination (unlimited by default)")
	if err := subFlags.Parse(args); err != nil {
		return nil, err
	}
	if subFlags.NArg() != 1 {
		subFlags.Usage()
		return nil, fmt.Errorf("command LegacySplitClone requires <keyspace/shard>")
	}

	keyspace, shard, err := topoproto.ParseKeyspaceShard(subFlags.Arg(0))
	if err != nil {
		return nil, err
	}
	var excludeTableArray []string
	if *excludeTables != "" {
		excludeTableArray = strings.Split(*excludeTables, ",")
	}
	worker, err := NewLegacySplitCloneWorker(wr, wi.cell, keyspace, shard, excludeTableArray, *strategy, *sourceReaderCount, *destinationPackCount, *destinationWriterCount, *minHealthyRdonlyTablets, *maxTPS)
	if err != nil {
		return nil, fmt.Errorf("cannot create split clone worker: %v", err)
	}
	return worker, nil
}
示例#19
0
func fetchAdditionalCmdLineArgs(cmdLine *flag.FlagSet) CmdLineArgs {

	args := CmdLineArgs{
		File:         cmdLine.String("I", "", "file"),
		Loop:         cmdLine.Int("l", 1, "Loop file. 0 - loop forever"),
		OneAtAtime:   cmdLine.Bool("O", false, "Read packets one at a time (press Enter)"),
		TopSpeed:     cmdLine.Bool("t", false, "Read packets as fast as possible, without sleeping"),
		Dumpfile:     cmdLine.String("dump", "", "Write all captured packets to this libpcap file"),
		PrintDevices: cmdLine.Bool("devices", false, "Print the list of devices and exit"),
		WaitShutdown: cmdLine.Int("waitstop", 0, "Additional seconds to wait befor shutting down"),
	}

	return args
}
示例#20
0
func snapshotCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	concurrency := subFlags.Int("concurrency", 4, "how many compression jobs to run simultaneously")
	subFlags.Parse(args)
	if subFlags.NArg() != 1 {
		relog.Fatal("Command snapshot requires <db name>")
	}

	filename, _, _, err := mysqld.CreateSnapshot(subFlags.Arg(0), tabletAddr, false, *concurrency, false, nil)
	if err != nil {
		relog.Fatal("snapshot failed: %v", err)
	} else {
		relog.Info("manifest location: %v", filename)
	}
}
示例#21
0
func commandVerticalSplitClone(wi *Instance, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) (Worker, error) {
	tables := subFlags.String("tables", "", "comma separated list of tables to replicate (used for vertical split)")
	strategy := subFlags.String("strategy", "", "which strategy to use for restore, use 'mysqlctl multirestore -strategy=-help' for more info")
	sourceReaderCount := subFlags.Int("source_reader_count", defaultSourceReaderCount, "number of concurrent streaming queries to use on the source")
	destinationPackCount := subFlags.Int("destination_pack_count", defaultDestinationPackCount, "number of packets to pack in one destination insert")
	minTableSizeForSplit := subFlags.Int("min_table_size_for_split", defaultMinTableSizeForSplit, "tables bigger than this size on disk in bytes will be split into source_reader_count chunks if possible")
	destinationWriterCount := subFlags.Int("destination_writer_count", defaultDestinationWriterCount, "number of concurrent RPCs to execute on the destination")
	if err := subFlags.Parse(args); err != nil {
		return nil, err
	}
	if subFlags.NArg() != 1 {
		subFlags.Usage()
		return nil, fmt.Errorf("command VerticalSplitClone requires <destination keyspace/shard>")
	}

	keyspace, shard, err := topo.ParseKeyspaceShardString(subFlags.Arg(0))
	if err != nil {
		return nil, err
	}
	var tableArray []string
	if *tables != "" {
		tableArray = strings.Split(*tables, ",")
	}
	worker, err := NewVerticalSplitCloneWorker(wr, wi.cell, keyspace, shard, tableArray, *strategy, *sourceReaderCount, *destinationPackCount, uint64(*minTableSizeForSplit), *destinationWriterCount)
	if err != nil {
		return nil, fmt.Errorf("cannot create worker: %v", err)
	}
	return worker, nil
}
示例#22
0
func commandVerticalSplitDiff(wi *Instance, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) (Worker, error) {
	minHealthyRdonlyTablets := subFlags.Int("min_healthy_rdonly_tablets", defaultMinHealthyRdonlyTablets, "minimum number of healthy RDONLY tablets before taking out one")
	if err := subFlags.Parse(args); err != nil {
		return nil, err
	}
	if subFlags.NArg() != 1 {
		subFlags.Usage()
		return nil, fmt.Errorf("command VerticalSplitDiff requires <keyspace/shard>")
	}
	keyspace, shard, err := topoproto.ParseKeyspaceShard(subFlags.Arg(0))
	if err != nil {
		return nil, err
	}
	return NewVerticalSplitDiffWorker(wr, wi.cell, keyspace, shard, *minHealthyRdonlyTablets), nil
}
示例#23
0
文件: query.go 项目: aaijazi/vitess
func commandVtTabletExecute(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	transactionID := subFlags.Int("transaction_id", 0, "transaction id to use, if inside a transaction.")
	bindVariables := newBindvars(subFlags)
	keyspace := subFlags.String("keyspace", "", "keyspace the tablet belongs to")
	shard := subFlags.String("shard", "", "shard the tablet belongs to")
	tabletType := subFlags.String("tablet_type", "unknown", "tablet type we expect from the tablet (use unknown to use sessionId)")
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vttablet client")
	json := subFlags.Bool("json", false, "Output JSON instead of human-readable table")

	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 2 {
		return fmt.Errorf("the <tablet_alias> and <sql> arguments are required for the VtTabletExecute command")
	}
	tt, err := topoproto.ParseTabletType(*tabletType)
	if err != nil {
		return err
	}
	tabletAlias, err := topoproto.ParseTabletAlias(subFlags.Arg(0))
	if err != nil {
		return err
	}
	tabletInfo, err := wr.TopoServer().GetTablet(ctx, tabletAlias)
	if err != nil {
		return err
	}
	ep, err := topo.TabletEndPoint(tabletInfo.Tablet)
	if err != nil {
		return fmt.Errorf("cannot get EndPoint from tablet record: %v", err)
	}

	conn, err := tabletconn.GetDialer()(ctx, ep, *keyspace, *shard, tt, *connectTimeout)
	if err != nil {
		return fmt.Errorf("cannot connect to tablet %v: %v", tabletAlias, err)
	}
	defer conn.Close()

	qr, err := conn.Execute(ctx, subFlags.Arg(1), *bindVariables, int64(*transactionID))
	if err != nil {
		return fmt.Errorf("Execute failed: %v", err)
	}
	if *json {
		return printJSON(wr.Logger(), qr)
	}
	printQueryResult(loggerWriter{wr.Logger()}, qr)
	return nil
}
示例#24
0
func partialRestoreCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	fetchConcurrency := subFlags.Int("fetch-concurrency", 3, "how many files to fetch simultaneously")
	fetchRetryCount := subFlags.Int("fetch-retry-count", 3, "how many times to retry a failed transfer")
	subFlags.Parse(args)
	if subFlags.NArg() != 1 {
		relog.Fatal("Command partialrestore requires <split snapshot manifest file>")
	}

	rs, err := mysqlctl.ReadSplitSnapshotManifest(subFlags.Arg(0))
	if err == nil {
		err = mysqld.RestoreFromPartialSnapshot(rs, *fetchConcurrency, *fetchRetryCount)
	}
	if err != nil {
		relog.Fatal("partialrestore failed: %v", err)
	}
}
示例#25
0
func partialSnapshotCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	start := subFlags.String("start", "", "start of the key range")
	end := subFlags.String("end", "", "end of the key range")
	concurrency := subFlags.Int("concurrency", 4, "how many compression jobs to run simultaneously")
	subFlags.Parse(args)
	if subFlags.NArg() != 2 {
		relog.Fatal("action partialsnapshot requires <db name> <key name>")
	}

	filename, err := mysqld.CreateSplitSnapshot(subFlags.Arg(0), subFlags.Arg(1), key.HexKeyspaceId(*start), key.HexKeyspaceId(*end), tabletAddr, false, *concurrency, nil)
	if err != nil {
		relog.Fatal("partialsnapshot failed: %v", err)
	} else {
		relog.Info("manifest location: %v", filename)
	}
}
示例#26
0
func snapshotSourceStartCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	concurrency := subFlags.Int("concurrency", 4, "how many checksum jobs to run simultaneously")
	subFlags.Parse(args)
	if subFlags.NArg() != 1 {
		relog.Fatal("Command snapshotsourcestart requires <db name>")
	}

	filename, slaveStartRequired, readOnly, err := mysqld.CreateSnapshot(subFlags.Arg(0), tabletAddr, false, *concurrency, true, nil)
	if err != nil {
		relog.Fatal("snapshot failed: %v", err)
	} else {
		relog.Info("manifest location: %v", filename)
		relog.Info("slave start required: %v", slaveStartRequired)
		relog.Info("read only: %v", readOnly)
	}
}
示例#27
0
文件: query.go 项目: dumbunny/vitess
func commandVtTabletUpdateStream(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	count := subFlags.Int("count", 1, "number of responses to wait for")
	timestamp := subFlags.Int("timestamp", 0, "timestamp to start the stream from")
	position := subFlags.String("position", "", "position to start the stream from")
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vttablet client")
	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 1 {
		return fmt.Errorf("The <tablet alias> argument is required for the VtTabletUpdateStream command.")
	}
	tabletAlias, err := topoproto.ParseTabletAlias(subFlags.Arg(0))
	if err != nil {
		return err
	}
	tabletInfo, err := wr.TopoServer().GetTablet(ctx, tabletAlias)
	if err != nil {
		return err
	}

	conn, err := tabletconn.GetDialer()(tabletInfo.Tablet, *connectTimeout)
	if err != nil {
		return fmt.Errorf("cannot connect to tablet %v: %v", tabletAlias, err)
	}

	stream, err := conn.UpdateStream(ctx, &querypb.Target{
		Keyspace:   tabletInfo.Tablet.Keyspace,
		Shard:      tabletInfo.Tablet.Shard,
		TabletType: tabletInfo.Tablet.Type,
	}, *position, int64(*timestamp))
	if err != nil {
		return err
	}
	for i := 0; i < *count; i++ {
		se, err := stream.Recv()
		if err != nil {
			return fmt.Errorf("stream ended early: %v", err)
		}
		data, err := json.Marshal(se)
		if err != nil {
			wr.Logger().Errorf("cannot json-marshal structure: %v", err)
		} else {
			wr.Logger().Printf("%v\n", string(data))
		}
	}
	return nil
}
示例#28
0
文件: query.go 项目: richarwu/vitess
func commandVtTabletStreamHealth(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	count := subFlags.Int("count", 1, "number of responses to wait for")
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vttablet client")
	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 1 {
		return fmt.Errorf("The <tablet alias> argument is required for the VtTabletStreamHealth command.")
	}
	tabletAlias, err := topoproto.ParseTabletAlias(subFlags.Arg(0))
	if err != nil {
		return err
	}
	tabletInfo, err := wr.TopoServer().GetTablet(ctx, tabletAlias)
	if err != nil {
		return err
	}

	ep, err := topo.TabletEndPoint(tabletInfo.Tablet)
	if err != nil {
		return fmt.Errorf("cannot get EndPoint from tablet record: %v", err)
	}

	// pass in a non-UNKNOWN tablet type to not use sessionId
	conn, err := tabletconn.GetDialer()(ctx, ep, "", "", pb.TabletType_MASTER, *connectTimeout)
	if err != nil {
		return fmt.Errorf("cannot connect to tablet %v: %v", tabletAlias, err)
	}

	stream, errFunc, err := conn.StreamHealth(ctx)
	if err != nil {
		return err
	}
	for i := 0; i < *count; i++ {
		shr, ok := <-stream
		if !ok {
			return fmt.Errorf("stream ended early: %v", errFunc())
		}
		data, err := json.Marshal(shr)
		if err != nil {
			wr.Logger().Errorf("cannot json-marshal structure: %v", err)
		} else {
			wr.Logger().Printf("%v\n", string(data))
		}
	}
	return nil
}
示例#29
0
文件: query.go 项目: dumbunny/vitess
func commandVtTabletExecute(ctx context.Context, wr *wrangler.Wrangler, subFlags *flag.FlagSet, args []string) error {
	transactionID := subFlags.Int("transaction_id", 0, "transaction id to use, if inside a transaction.")
	bindVariables := newBindvars(subFlags)
	connectTimeout := subFlags.Duration("connect_timeout", 30*time.Second, "Connection timeout for vttablet client")
	options := subFlags.String("options", "", "execute options values as a text encoded proto of the ExecuteOptions structure")
	json := subFlags.Bool("json", false, "Output JSON instead of human-readable table")

	if err := subFlags.Parse(args); err != nil {
		return err
	}
	if subFlags.NArg() != 2 {
		return fmt.Errorf("the <tablet_alias> and <sql> arguments are required for the VtTabletExecute command")
	}
	tabletAlias, err := topoproto.ParseTabletAlias(subFlags.Arg(0))
	if err != nil {
		return err
	}
	tabletInfo, err := wr.TopoServer().GetTablet(ctx, tabletAlias)
	if err != nil {
		return err
	}
	executeOptions, err := parseExecuteOptions(*options)
	if err != nil {
		return err
	}

	conn, err := tabletconn.GetDialer()(tabletInfo.Tablet, *connectTimeout)
	if err != nil {
		return fmt.Errorf("cannot connect to tablet %v: %v", tabletAlias, err)
	}
	defer conn.Close(ctx)

	qr, err := conn.Execute(ctx, &querypb.Target{
		Keyspace:   tabletInfo.Tablet.Keyspace,
		Shard:      tabletInfo.Tablet.Shard,
		TabletType: tabletInfo.Tablet.Type,
	}, subFlags.Arg(1), *bindVariables, int64(*transactionID), executeOptions)
	if err != nil {
		return fmt.Errorf("Execute failed: %v", err)
	}
	if *json {
		return printJSON(wr.Logger(), qr)
	}
	printQueryResult(loggerWriter{wr.Logger()}, qr)
	return nil
}
示例#30
0
func restoreCmd(mysqld *mysqlctl.Mysqld, subFlags *flag.FlagSet, args []string) {
	dontWaitForSlaveStart := subFlags.Bool("dont-wait-for-slave-start", false, "won't wait for replication to start (useful when restoring from master server)")
	fetchConcurrency := subFlags.Int("fetch-concurrency", 3, "how many files to fetch simultaneously")
	fetchRetryCount := subFlags.Int("fetch-retry-count", 3, "how many times to retry a failed transfer")
	subFlags.Parse(args)
	if subFlags.NArg() != 1 {
		relog.Fatal("Command restore requires <snapshot manifest file>")
	}

	rs, err := mysqlctl.ReadSnapshotManifest(subFlags.Arg(0))
	if err == nil {
		err = mysqld.RestoreFromSnapshot(rs, *fetchConcurrency, *fetchRetryCount, *dontWaitForSlaveStart, nil)
	}
	if err != nil {
		relog.Fatal("restore failed: %v", err)
	}
}