[#115] pool: Try putSingle if possible

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>

pool/object_put_transformer.go

@@ -2,30 +2,39 @@ package pool
 
 import (
 	"context"
-	"crypto/ecdsa"
 
 	sdkClient "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/transformer"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 )
 
+type logger interface {
+	log(level zapcore.Level, msg string, fields ...zap.Field)
+}
+
 type PrmObjectPutClientCutInit struct {
-	sdkClient.PrmObjectPutInit
+	PrmObjectPut
-	key                    *ecdsa.PrivateKey
-	maxSize                uint64
-	epochSource            transformer.EpochSource
 	withoutHomomorphicHash bool
-	stoken                 *session.Object
 }
 
 func (c *clientWrapper) objectPutInitTransformer(prm PrmObjectPutClientCutInit) (*objectWriterTransformer, error) {
+	cl, err := c.getClient()
+	if err != nil {
+		return nil, err
+	}
 	var w objectWriterTransformer
+
 	w.it = internalTarget{
-		client: c.client,
+		client:  cl,
 		prm:     prm,
+		address: c.address(),
+		logger:  &c.clientStatusMonitor,
 	}
 	key := &c.prm.key
 	if prm.key != nil {
@@ -35,9 +44,9 @@ func (c *clientWrapper) objectPutInitTransformer(prm PrmObjectPutClientCutInit)
 	w.ot = transformer.NewPayloadSizeLimiter(transformer.Params{
 		Key:                    key,
 		NextTargetInit:         func() transformer.ObjectWriter { return &w.it },
-		MaxSize:                prm.maxSize,
+		MaxSize:                prm.networkInfo.MaxObjectSize(),
 		WithoutHomomorphicHash: prm.withoutHomomorphicHash,
-		NetworkState:           prm.epochSource,
+		NetworkState:           prm.networkInfo,
 		SessionToken:           prm.stoken,
 	})
 	return &w, nil
@@ -82,16 +91,37 @@ type internalTarget struct {
 	res                  ResObjectPut
 	prm                  PrmObjectPutClientCutInit
 	useStream            bool
+	address              string
+	logger               logger
+	resolveFrostFSErrors bool
 }
 
 func (it *internalTarget) WriteObject(ctx context.Context, o *object.Object) error {
-	// todo support PutSingle
+	putSingleImplemented, err := it.tryPutSingle(ctx, o)
+	if putSingleImplemented {
+		return err
+	}
+
+	it.logger.log(zapcore.DebugLevel, "putSingle not implemented, trying put as stream", zap.String("address", it.address))
+
 	it.useStream = true
 	return it.putAsStream(ctx, o)
 }
 
 func (it *internalTarget) putAsStream(ctx context.Context, o *object.Object) error {
-	wrt, err := it.client.ObjectPutInit(ctx, it.prm.PrmObjectPutInit)
+	var cliPrm sdkClient.PrmObjectPutInit
+	cliPrm.SetCopiesNumberByVectors(it.prm.copiesNumber)
+	if it.prm.stoken != nil {
+		cliPrm.WithinSession(*it.prm.stoken)
+	}
+	if it.prm.key != nil {
+		cliPrm.UseKey(*it.prm.key)
+	}
+	if it.prm.btoken != nil {
+		cliPrm.WithBearerToken(*it.prm.btoken)
+	}
+
+	wrt, err := it.client.ObjectPutInit(ctx, cliPrm)
 	if err != nil {
 		return err
 	}
@@ -105,3 +135,37 @@ func (it *internalTarget) putAsStream(ctx context.Context, o *object.Object) err
 	}
 	return err
 }
+
+func (it *internalTarget) tryPutSingle(ctx context.Context, o *object.Object) (bool, error) {
+	if it.useStream {
+		return false, nil
+	}
+	var cliPrm sdkClient.PrmObjectPutSingle
+	cliPrm.SetCopiesNumber(it.prm.copiesNumber)
+	cliPrm.UseKey(it.prm.key)
+	if it.prm.stoken != nil {
+		cliPrm.WithinSession(*it.prm.stoken)
+	}
+	if it.prm.btoken != nil {
+		cliPrm.WithBearerToken(*it.prm.btoken)
+	}
+	cliPrm.SetObject(o.ToV2())
+
+	res, err := it.client.ObjectPutSingle(ctx, cliPrm)
+	if err != nil && status.Code(err) == codes.Unimplemented {
+		return false, err
+	}
+
+	if err == nil {
+		id, _ := o.ID()
+		it.res = ResObjectPut{
+			Status: res.Status(),
+			OID:    id,
+		}
+		if !it.resolveFrostFSErrors && !apistatus.IsSuccessful(it.res.Status) {
+			return true, apistatus.ErrFromStatus(it.res.Status)
+		}
+		return true, nil
+	}
+	return true, err
+}

pool/pool.go

@@ -252,6 +252,11 @@ func (x *wrapperPrm) setKey(key ecdsa.PrivateKey) {
 	x.key = key
 }
 
+// setLogger sets sdkClient.Client logger.
+func (x *wrapperPrm) setLogger(logger *zap.Logger) {
+	x.logger = logger
+}
+
 // setDialTimeout sets the timeout for connection to be established.
 func (x *wrapperPrm) setDialTimeout(timeout time.Duration) {
 	x.dialTimeout = timeout
@@ -719,24 +724,8 @@ func (c *clientWrapper) objectPutServerCut(ctx context.Context, prm PrmObjectPut
 }
 
 func (c *clientWrapper) objectPutClientCut(ctx context.Context, prm PrmObjectPut) (oid.ID, error) {
-	var cliPrm sdkClient.PrmObjectPutInit
-	cliPrm.SetCopiesNumberByVectors(prm.copiesNumber)
-	if prm.stoken != nil {
-		cliPrm.WithinSession(*prm.stoken)
-	}
-	if prm.key != nil {
-		cliPrm.UseKey(*prm.key)
-	}
-	if prm.btoken != nil {
-		cliPrm.WithBearerToken(*prm.btoken)
-	}
-
 	putInitPrm := PrmObjectPutClientCutInit{
-		PrmObjectPutInit: cliPrm,
+		PrmObjectPut: prm,
-		key:              prm.key,
-		maxSize:          prm.networkInfo.MaxObjectSize(),
-		epochSource:      prm.networkInfo,
-		stoken:           prm.stoken,
 	}
 
 	start := time.Now()
@@ -1054,12 +1043,20 @@ func (c *clientStatusMonitor) incErrorRate() {
 	}
 	c.mu.Unlock()
 
-	if thresholdReached && c.logger != nil {
+	if thresholdReached {
-		c.logger.Warn("error threshold reached",
+		c.log(zapcore.WarnLevel, "error threshold reached",
 			zap.String("address", c.addr), zap.Uint32("threshold", c.errorThreshold))
 	}
 }
 
+func (c *clientStatusMonitor) log(level zapcore.Level, msg string, fields ...zap.Field) {
+	if c.logger == nil {
+		return
+	}
+
+	c.logger.Log(level, msg, fields...)
+}
+
 func (c *clientStatusMonitor) currentErrorRate() uint32 {
 	c.mu.RLock()
 	defer c.mu.RUnlock()
@@ -1911,6 +1908,7 @@ func fillDefaultInitParams(params *InitParameters, cache *sessionCache) {
 			var prm wrapperPrm
 			prm.setAddress(addr)
 			prm.setKey(*params.key)
+			prm.setLogger(params.logger)
 			prm.setDialTimeout(params.nodeDialTimeout)
 			prm.setStreamTimeout(params.nodeStreamTimeout)
 			prm.setErrorThreshold(params.errorThreshold)