fix

cmd/gtctl/cluster_create.go

@@ -62,6 +62,7 @@ type clusterCreateCliOptions struct {
 	Config             string
 	GreptimeBinVersion string
 	EnableCache        bool
+	metastore          bool
 
 	// Common options.
 	Timeout int
@@ -109,6 +110,7 @@ func NewCreateClusterCommand(l logger.Logger) *cobra.Command {
 	cmd.Flags().StringVar(&options.GreptimeDBClusterValuesFile, "greptimedb-cluster-values-file", "", "The values file for greptimedb cluster.")
 	cmd.Flags().StringVar(&options.EtcdClusterValuesFile, "etcd-cluster-values-file", "", "The values file for etcd cluster.")
 	cmd.Flags().StringVar(&options.GreptimeDBOperatorValuesFile, "greptimedb-operator-values-file", "", "The values file for greptimedb operator.")
+	cmd.Flags().BoolVarP(&options.metastore, "memory-meta-storage", "m", false, "Bootstrap the whole cluster without installing etcd for testing purposes through using the memory storage of metasrv in bare-metal mode.")
 
 	return cmd
 }
@@ -182,7 +184,7 @@ func NewCluster(args []string, options *clusterCreateCliOptions, l logger.Logger
 		l.V(0).Infof("Creating GreptimeDB cluster '%s' on bare-metal", logger.Bold(clusterName))
 
 		var opts []baremetal.Option
-		opts = append(opts, baremetal.WithEnableCache(options.EnableCache))
+		opts = append(opts, baremetal.WithEnableCache(options.EnableCache), baremetal.Withmetastore(options.metastore))
 		if len(options.GreptimeBinVersion) > 0 {
 			opts = append(opts, baremetal.WithGreptimeVersion(options.GreptimeBinVersion))
 		}
@@ -199,7 +201,7 @@ func NewCluster(args []string, options *clusterCreateCliOptions, l logger.Logger
 			opts = append(opts, baremetal.WithReplaceConfig(&cfg))
 		}
 
-		cluster, err = baremetal.NewCluster(l, clusterName, opts...)
+		cluster, err = baremetal.NewCluster(l, clusterName, opts...) //ops.metastore
 		if err != nil {
 			return err
 		}

pkg/cluster/baremetal/cluster.go

@@ -34,6 +34,7 @@ type Cluster struct {
 	config       *config.BareMetalClusterConfig
 	createNoDirs bool
 	enableCache  bool
+	metastore    bool
 
 	am artifacts.Manager
 	mm metadata.Manager
@@ -54,9 +55,9 @@ type ClusterComponents struct {
 }
 
 func NewClusterComponents(config *config.BareMetalClusterComponentsConfig, workingDirs components.WorkingDirs,
-	wg *sync.WaitGroup, logger logger.Logger) *ClusterComponents {
+	wg *sync.WaitGroup, logger logger.Logger, metastore bool) *ClusterComponents {
 	return &ClusterComponents{
-		MetaSrv:  components.NewMetaSrv(config.MetaSrv, workingDirs, wg, logger),
+		MetaSrv:  components.NewMetaSrv(config.MetaSrv, workingDirs, wg, logger, metastore),
 		Datanode: components.NewDataNode(config.Datanode, config.MetaSrv.ServerAddr, workingDirs, wg, logger),
 		Frontend: components.NewFrontend(config.Frontend, config.MetaSrv.ServerAddr, workingDirs, wg, logger),
 		Etcd:     components.NewEtcd(workingDirs, wg, logger),
@@ -84,6 +85,12 @@ func WithEnableCache(enableCache bool) Option {
 	}
 }
 
+func Withmetastore(metastore bool) Option {
+	return func(c *Cluster) {
+		c.metastore = metastore
+	}
+}
+
 func WithCreateNoDirs() Option {
 	return func(c *Cluster) {
 		c.createNoDirs = true
@@ -136,7 +143,7 @@ func NewCluster(l logger.Logger, clusterName string, opts ...Option) (cluster.Op
 		DataDir: csd.DataDir,
 		LogsDir: csd.LogsDir,
 		PidsDir: csd.PidsDir,
-	}, &c.wg, c.logger)
+	}, &c.wg, c.logger, c.metastore)
 
 	return c, nil
 }

pkg/cluster/baremetal/create.go

@@ -52,10 +52,12 @@ func (c *Cluster) Create(ctx context.Context, options *opt.CreateOptions) error
 		return nil
 	}
 
-	if err := withSpinner("Etcd Cluster", c.createEtcdCluster); err != nil {
-		return err
+	if c.metastore {
+		if err := withSpinner("Etcd Cluster", c.createEtcdCluster); err != nil {
+			return err
+		}
 	}
-	if err := withSpinner("GreptimeDB Cluster", c.createCluster); err != nil {
+	if err := withSpinner("GreptimeDB Cluster", c.createCluster); err != nil { //options
 		if err := c.Wait(ctx, true); err != nil {
 			return err
 		}

pkg/components/metasrv.go

@@ -22,6 +22,7 @@ import (
 	"net"
 	"net/http"
 	"path"
+	"strconv"
 	"sync"
 	"time"
 
@@ -36,17 +37,19 @@ type metaSrv struct {
 	workingDirs WorkingDirs
 	wg          *sync.WaitGroup
 	logger      logger.Logger
+	metastore   bool
 
 	allocatedDirs
 }
 
 func NewMetaSrv(config *config.MetaSrv, workingDirs WorkingDirs,
-	wg *sync.WaitGroup, logger logger.Logger) ClusterComponent {
+	wg *sync.WaitGroup, logger logger.Logger, metastore bool) ClusterComponent {
 	return &metaSrv{
 		config:      config,
 		workingDirs: workingDirs,
 		wg:          wg,
 		logger:      logger,
+		metastore:   metastore,
 	}
 }
 
@@ -75,13 +78,12 @@ func (m *metaSrv) Start(ctx context.Context, stop context.CancelFunc, binary str
 			return err
 		}
 		m.pidsDirs = append(m.pidsDirs, metaSrvPidDir)
-
 		option := &RunOptions{
 			Binary: binary,
 			Name:   dirName,
 			logDir: metaSrvLogDir,
 			pidDir: metaSrvPidDir,
-			args:   m.BuildArgs(i, bindAddr),
+			args:   m.BuildArgs(i, bindAddr), //如果我传进来就在这里
 		}
 		if err := runBinary(ctx, stop, option, m.wg, m.logger); err != nil {
 			return err
@@ -126,6 +128,11 @@ func (m *metaSrv) BuildArgs(params ...interface{}) []string {
 	args = GenerateAddrArg("--http-addr", m.config.HTTPAddr, nodeID, args)
 	args = GenerateAddrArg("--bind-addr", bindAddr, nodeID, args)
 
+	if m.metastore == true {
+		metastore := strconv.FormatBool(m.metastore)
+		args = GenerateAddrArg("--use-memory-store", metastore, nodeID, args)
+	}
+
 	if len(m.config.Config) > 0 {
 		args = append(args, fmt.Sprintf("-c=%s", m.config.Config))
 	}