[#145] frostfs: Add spans to detail the trace

Signed-off-by: Roman Loginov <r.loginov@yadro.com>

internal/service/frostfs/frostfs.go

@@ -9,6 +9,7 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/handler"
 	"git.frostfs.info/TrueCloudLab/frostfs-http-gw/utils"
+	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -34,6 +35,9 @@ func NewFrostFS(p *pool.Pool) *FrostFS {
 
 // Container implements frostfs.FrostFS interface method.
 func (x *FrostFS) Container(ctx context.Context, containerPrm handler.PrmContainer) (*container.Container, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.Container")
+	defer span.End()
+
 	prm := pool.PrmContainerGet{
 		ContainerID: containerPrm.ContainerID,
 	}
@@ -48,6 +52,9 @@ func (x *FrostFS) Container(ctx context.Context, containerPrm handler.PrmContain
 
 // CreateObject implements frostfs.FrostFS interface method.
 func (x *FrostFS) CreateObject(ctx context.Context, prm handler.PrmObjectCreate) (oid.ID, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.CreateObject")
+	defer span.End()
+
 	var prmPut pool.PrmObjectPut
 	prmPut.SetHeader(*prm.Object)
 	prmPut.SetPayload(prm.Payload)
@@ -82,6 +89,9 @@ func (x payloadReader) Read(p []byte) (int, error) {
 
 // HeadObject implements frostfs.FrostFS interface method.
 func (x *FrostFS) HeadObject(ctx context.Context, prm handler.PrmObjectHead) (*object.Object, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.HeadObject")
+	defer span.End()
+
 	var prmHead pool.PrmObjectHead
 	prmHead.SetAddress(prm.Address)
 
@@ -99,6 +109,9 @@ func (x *FrostFS) HeadObject(ctx context.Context, prm handler.PrmObjectHead) (*o
 
 // GetObject implements frostfs.FrostFS interface method.
 func (x *FrostFS) GetObject(ctx context.Context, prm handler.PrmObjectGet) (*handler.Object, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.GetObject")
+	defer span.End()
+
 	var prmGet pool.PrmObjectGet
 	prmGet.SetAddress(prm.Address)
 
@@ -119,6 +132,9 @@ func (x *FrostFS) GetObject(ctx context.Context, prm handler.PrmObjectGet) (*han
 
 // RangeObject implements frostfs.FrostFS interface method.
 func (x *FrostFS) RangeObject(ctx context.Context, prm handler.PrmObjectRange) (io.ReadCloser, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.RangeObject")
+	defer span.End()
+
 	var prmRange pool.PrmObjectRange
 	prmRange.SetAddress(prm.Address)
 	prmRange.SetOffset(prm.PayloadRange[0])
@@ -138,6 +154,9 @@ func (x *FrostFS) RangeObject(ctx context.Context, prm handler.PrmObjectRange) (
 
 // SearchObjects implements frostfs.FrostFS interface method.
 func (x *FrostFS) SearchObjects(ctx context.Context, prm handler.PrmObjectSearch) (handler.ResObjectSearch, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.SearchObjects")
+	defer span.End()
+
 	var prmSearch pool.PrmObjectSearch
 	prmSearch.SetContainerID(prm.Container)
 	prmSearch.SetFilters(prm.Filters)
@@ -156,6 +175,9 @@ func (x *FrostFS) SearchObjects(ctx context.Context, prm handler.PrmObjectSearch
 
 // GetEpochDurations implements frostfs.FrostFS interface method.
 func (x *FrostFS) GetEpochDurations(ctx context.Context) (*utils.EpochDurations, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.GetEpochDurations")
+	defer span.End()
+
 	networkInfo, err := x.pool.NetworkInfo(ctx)
 	if err != nil {
 		return nil, err
@@ -186,6 +208,9 @@ func NewResolverFrostFS(p *pool.Pool) *ResolverFrostFS {
 
 // SystemDNS implements resolver.FrostFS interface method.
 func (x *ResolverFrostFS) SystemDNS(ctx context.Context) (string, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.SystemDNS")
+	defer span.End()
+
 	networkInfo, err := x.pool.NetworkInfo(ctx)
 	if err != nil {
 		return "", handleObjectError("read network info via client", err)

internal/service/frostfs/multi_object_reader.go

@@ -9,6 +9,7 @@ import (
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/handler"
+	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 )
 
@@ -74,6 +75,9 @@ var (
 )
 
 func (x *FrostFS) InitMultiObjectReader(ctx context.Context, p handler.PrmInitMultiObjectReader) (io.Reader, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.InitMultiObjectReader")
+	defer span.End()
+
 	combinedObj, err := x.GetObject(ctx, handler.PrmObjectGet{
 		PrmAuth: handler.PrmAuth{BearerToken: p.Bearer},
 		Address: p.Addr,
@@ -215,6 +219,9 @@ func (x *MultiObjectReader) Read(p []byte) (n int, err error) {
 // InitFrostFSObjectPayloadReader initializes payload reader of the FrostFS object.
 // Zero range corresponds to full payload (panics if only offset is set).
 func (x *FrostFS) InitFrostFSObjectPayloadReader(ctx context.Context, p GetFrostFSParams) (io.ReadCloser, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "frostfs.InitFrostFSObjectPayloadReader")
+	defer span.End()
+
 	var prmAuth handler.PrmAuth
 
 	if p.Off+p.Ln != 0 {