Merge pull request #48 from masterSplinter01/feature/46-replace-pool-library-usage

Replace  library usage

app.go

@@ -6,11 +6,11 @@ import (
 	"strconv"
 
 	"github.com/fasthttp/router"
-	"github.com/nspcc-dev/neofs-http-gw/connections"
 	"github.com/nspcc-dev/neofs-http-gw/downloader"
-	"github.com/nspcc-dev/neofs-http-gw/logger"
-	"github.com/nspcc-dev/neofs-http-gw/neofs"
 	"github.com/nspcc-dev/neofs-http-gw/uploader"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/logger"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/neofs"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/pool"
 	"github.com/spf13/viper"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
@@ -99,7 +99,7 @@ func newApp(ctx context.Context, opt ...Option) App {
 	if err != nil {
 		a.log.Fatal("failed to get neofs credentials", zap.Error(err))
 	}
-	pb := new(connections.PoolBuilder)
+	pb := new(pool.Builder)
 	for i := 0; ; i++ {
 		address := a.cfg.GetString(cfgPeers + "." + strconv.Itoa(i) + ".address")
 		weight := a.cfg.GetFloat64(cfgPeers + "." + strconv.Itoa(i) + ".weight")
@@ -112,7 +112,7 @@ func newApp(ctx context.Context, opt ...Option) App {
 		pb.AddNode(address, weight)
 		a.log.Info("add connection", zap.String("address", address), zap.Float64("weight", weight))
 	}
-	opts := &connections.PoolBuilderOptions{
+	opts := &pool.BuilderOptions{
 		Key:                     creds.PrivateKey(),
 		NodeConnectionTimeout:   a.cfg.GetDuration(cfgConTimeout),
 		NodeRequestTimeout:      a.cfg.GetDuration(cfgReqTimeout),

connections/pool.go

@@ -1,160 +0,0 @@
-package connections
-
-import (
-	"context"
-	"crypto/ecdsa"
-	"errors"
-	"fmt"
-	"math/rand"
-	"sync"
-	"time"
-
-	"github.com/nspcc-dev/neofs-api-go/pkg/client"
-	"github.com/nspcc-dev/neofs-api-go/pkg/token"
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/keepalive"
-)
-
-// PoolBuilderOptions contains options used to build connection pool.
-type PoolBuilderOptions struct {
-	Key                     *ecdsa.PrivateKey
-	NodeConnectionTimeout   time.Duration
-	NodeRequestTimeout      time.Duration
-	ClientRebalanceInterval time.Duration
-	KeepaliveTime           time.Duration
-	KeepaliveTimeout        time.Duration
-	KeepalivePermitWoStream bool
-	SessionExpirationEpoch  uint64
-	weights                 []float64
-	connections             []*grpc.ClientConn
-}
-
-// PoolBuilder is an interim structure used to collect node addresses/weights and
-// build connection pool subsequently.
-type PoolBuilder struct {
-	addresses []string
-	weights   []float64
-}
-
-// AddNode adds address/weight pair to node PoolBuilder list.
-func (pb *PoolBuilder) AddNode(address string, weight float64) *PoolBuilder {
-	pb.addresses = append(pb.addresses, address)
-	pb.weights = append(pb.weights, weight)
-	return pb
-}
-
-// Build creates new pool based on current PoolBuilder state and options.
-func (pb *PoolBuilder) Build(ctx context.Context, options *PoolBuilderOptions) (Pool, error) {
-	if len(pb.addresses) == 0 {
-		return nil, errors.New("no NeoFS peers configured")
-	}
-	totalWeight := 0.0
-	for _, w := range pb.weights {
-		totalWeight += w
-	}
-	for i, w := range pb.weights {
-		pb.weights[i] = w / totalWeight
-	}
-	var cons = make([]*grpc.ClientConn, len(pb.addresses))
-	for i, address := range pb.addresses {
-		con, err := func() (*grpc.ClientConn, error) {
-			toctx, c := context.WithTimeout(ctx, options.NodeConnectionTimeout)
-			defer c()
-			return grpc.DialContext(toctx, address,
-				grpc.WithInsecure(),
-				grpc.WithBlock(),
-				grpc.WithKeepaliveParams(keepalive.ClientParameters{
-					Time:                options.KeepaliveTime,
-					Timeout:             options.KeepaliveTimeout,
-					PermitWithoutStream: options.KeepalivePermitWoStream,
-				}),
-			)
-		}()
-		if err != nil {
-			return nil, err
-		}
-		cons[i] = con
-	}
-	options.weights = pb.weights
-	options.connections = cons
-	return new(ctx, options)
-}
-
-// Pool is an interface providing connection artifacts on request.
-type Pool interface {
-	ConnectionArtifacts() (client.Client, *token.SessionToken, error)
-}
-
-type clientPack struct {
-	client       client.Client
-	sessionToken *token.SessionToken
-	healthy      bool
-}
-
-type pool struct {
-	lock        sync.RWMutex
-	sampler     *Sampler
-	clientPacks []*clientPack
-}
-
-func new(ctx context.Context, options *PoolBuilderOptions) (Pool, error) {
-	clientPacks := make([]*clientPack, len(options.weights))
-	for i, con := range options.connections {
-		c, err := client.New(client.WithDefaultPrivateKey(options.Key), client.WithGRPCConnection(con))
-		if err != nil {
-			return nil, err
-		}
-		st, err := c.CreateSession(ctx, options.SessionExpirationEpoch)
-		if err != nil {
-			address := "unknown"
-			if epi, err := c.EndpointInfo(ctx); err == nil {
-				address = epi.NodeInfo().Address()
-			}
-			return nil, fmt.Errorf("failed to create neofs session token for client %s: %w", address, err)
-		}
-		clientPacks[i] = &clientPack{client: c, sessionToken: st, healthy: true}
-	}
-	source := rand.NewSource(time.Now().UnixNano())
-	sampler := NewSampler(options.weights, source)
-	pool := &pool{sampler: sampler, clientPacks: clientPacks}
-	go func() {
-		ticker := time.NewTimer(options.ClientRebalanceInterval)
-		for range ticker.C {
-			ok := true
-			for i, clientPack := range pool.clientPacks {
-				func() {
-					tctx, c := context.WithTimeout(ctx, options.NodeRequestTimeout)
-					defer c()
-					if _, err := clientPack.client.EndpointInfo(tctx); err != nil {
-						ok = false
-					}
-					pool.lock.Lock()
-					pool.clientPacks[i].healthy = ok
-					pool.lock.Unlock()
-				}()
-			}
-			ticker.Reset(options.ClientRebalanceInterval)
-		}
-	}()
-	return pool, nil
-}
-
-func (p *pool) ConnectionArtifacts() (client.Client, *token.SessionToken, error) {
-	p.lock.RLock()
-	defer p.lock.RUnlock()
-	if len(p.clientPacks) == 1 {
-		cp := p.clientPacks[0]
-		if cp.healthy {
-			return cp.client, cp.sessionToken, nil
-		}
-		return nil, nil, errors.New("no healthy client")
-	}
-	attempts := 3 * len(p.clientPacks)
-	for k := 0; k < attempts; k++ {
-		i := p.sampler.Next()
-		if cp := p.clientPacks[i]; cp.healthy {
-			return cp.client, cp.sessionToken, nil
-		}
-	}
-	return nil, nil, errors.New("no healthy client")
-}

connections/sampler.go

@@ -1,81 +0,0 @@
-package connections
-
-import "math/rand"
-
-// Sampler implements weighted random number generation using Vose's Alias
-// Method (https://www.keithschwarz.com/darts-dice-coins/).
-type Sampler struct {
-	randomGenerator *rand.Rand
-	probabilities   []float64
-	alias           []int
-}
-
-// NewSampler creates new Sampler with a given set of probabilities using
-// given source of randomness. Created Sampler will produce numbers from
-// 0 to len(probabilities).
-func NewSampler(probabilities []float64, source rand.Source) *Sampler {
-	sampler := &Sampler{}
-	var (
-		small workList
-		large workList
-	)
-	n := len(probabilities)
-	sampler.randomGenerator = rand.New(source)
-	sampler.probabilities = make([]float64, n)
-	sampler.alias = make([]int, n)
-	// Compute scaled probabilities.
-	p := make([]float64, n)
-	for i := 0; i < n; i++ {
-		p[i] = probabilities[i] * float64(n)
-	}
-	for i, pi := range p {
-		if pi < 1 {
-			small.add(i)
-		} else {
-			large.add(i)
-		}
-	}
-	for len(small) > 0 && len(large) > 0 {
-		l, g := small.remove(), large.remove()
-		sampler.probabilities[l] = p[l]
-		sampler.alias[l] = g
-		p[g] = p[g] + p[l] - 1
-		if p[g] < 1 {
-			small.add(g)
-		} else {
-			large.add(g)
-		}
-	}
-	for len(large) > 0 {
-		g := large.remove()
-		sampler.probabilities[g] = 1
-	}
-	for len(small) > 0 {
-		l := small.remove()
-		sampler.probabilities[l] = 1
-	}
-	return sampler
-}
-
-// Next returns the next (not so) random number from Sampler.
-func (g *Sampler) Next() int {
-	n := len(g.alias)
-	i := g.randomGenerator.Intn(n)
-	if g.randomGenerator.Float64() < g.probabilities[i] {
-		return i
-	}
-	return g.alias[i]
-}
-
-type workList []int
-
-func (wl *workList) add(e int) {
-	*wl = append(*wl, e)
-}
-
-func (wl *workList) remove() int {
-	l := len(*wl) - 1
-	n := (*wl)[l]
-	*wl = (*wl)[:l]
-	return n
-}

downloader/download.go

@@ -12,30 +12,18 @@ import (
 	"sync"
 	"time"
 
+	"github.com/nspcc-dev/neofs-api-go/pkg/client"
 	"github.com/nspcc-dev/neofs-api-go/pkg/container"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
-	"github.com/nspcc-dev/neofs-http-gw/neofs"
+	"github.com/nspcc-dev/neofs-api-go/pkg/token"
 	"github.com/nspcc-dev/neofs-http-gw/tokens"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/neofs"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 )
 
-var (
-	getOptionsPool = sync.Pool{
-		New: func() interface{} {
-			return new(neofs.GetOptions)
-		},
-	}
-
-	searchOptionsPool = sync.Pool{
-		New: func() interface{} {
-			return new(neofs.SearchOptions)
-		},
-	}
-)
-
 type (
 	detector struct {
 		io.Writer
@@ -45,8 +33,7 @@ type (
 
 	request struct {
 		*fasthttp.RequestCtx
-		log          *zap.Logger
+		log *zap.Logger
-		objectClient neofs.ObjectClient
 	}
 
 	objectIDs []*object.ID
@@ -85,12 +72,15 @@ func isValidValue(s string) bool {
 	return true
 }
 
-func (r *request) receiveFile(options *neofs.GetOptions) {
+func (r *request) receiveFile(clnt client.Client,
+	sessionToken *token.SessionToken,
+	objectAddress *object.Address) {
 	var (
 		err      error
 		dis      = "inline"
 		start    = time.Now()
 		filename string
+		obj      *object.Object
 	)
 	if err = tokens.StoreBearerToken(r.RequestCtx); err != nil {
 		r.log.Error("could not fetch and store bearer token", zap.Error(err))
@@ -98,8 +88,15 @@ func (r *request) receiveFile(options *neofs.GetOptions) {
 		return
 	}
 	writer := newDetector(r.Response.BodyWriter())
-	options.Writer = writer
+	options := new(client.GetObjectParams).
-	obj, err := r.objectClient.Get(r.RequestCtx, options)
+		WithAddress(objectAddress).
+		WithPayloadWriter(writer)
+
+	obj, err = clnt.GetObject(
+		r.RequestCtx,
+		options,
+		client.WithSession(sessionToken),
+	)
 	if err != nil {
 		r.log.Error(
 			"could not receive object",
@@ -183,9 +180,8 @@ func New(ctx context.Context, log *zap.Logger, plant neofs.ClientPlant) (*Downlo
 
 func (d *Downloader) newRequest(ctx *fasthttp.RequestCtx, log *zap.Logger) *request {
 	return &request{
-		RequestCtx:   ctx,
+		RequestCtx: ctx,
-		log:          log,
+		log:        log,
-		objectClient: d.plant.Object(),
 	}
 }
 
@@ -198,23 +194,22 @@ func (d *Downloader) DownloadByAddress(c *fasthttp.RequestCtx) {
 		oid, _  = c.UserValue("oid").(string)
 		val     = strings.Join([]string{cid, oid}, "/")
 		log     = d.log.With(zap.String("cid", cid), zap.String("oid", oid))
+		conn    client.Client
+		tkn     *token.SessionToken
 	)
 	if err = address.Parse(val); err != nil {
 		log.Error("wrong object address", zap.Error(err))
 		c.Error("wrong object address", fasthttp.StatusBadRequest)
 		return
 	}
-	getOpts := getOptionsPool.Get().(*neofs.GetOptions)
+
-	defer getOptionsPool.Put(getOpts)
+	conn, tkn, err = d.plant.ConnectionArtifacts()
-	getOpts.Client, getOpts.SessionToken, err = d.plant.ConnectionArtifacts()
 	if err != nil {
 		log.Error("failed to get neofs connection artifacts", zap.Error(err))
 		c.Error("failed to get neofs connection artifacts", fasthttp.StatusInternalServerError)
 		return
 	}
-	getOpts.ObjectAddress = address
+	d.newRequest(c, log).receiveFile(conn, tkn, address)
-	getOpts.Writer = nil
-	d.newRequest(c, log).receiveFile(getOpts)
 }
 
 // DownloadByAttribute handles attribute-based download requests.
@@ -225,6 +220,9 @@ func (d *Downloader) DownloadByAttribute(c *fasthttp.RequestCtx) {
 		key, _  = c.UserValue("attr_key").(string)
 		val, _  = c.UserValue("attr_val").(string)
 		log     = d.log.With(zap.String("cid", scid), zap.String("attr_key", key), zap.String("attr_val", val))
+		ids     []*object.ID
+		conn    client.Client
+		tkn     *token.SessionToken
 	)
 	cid := container.NewID()
 	if err = cid.Parse(scid); err != nil {
@@ -232,20 +230,20 @@ func (d *Downloader) DownloadByAttribute(c *fasthttp.RequestCtx) {
 		c.Error("wrong container id", fasthttp.StatusBadRequest)
 		return
 	}
-	searchOpts := searchOptionsPool.Get().(*neofs.SearchOptions)
+
-	defer searchOptionsPool.Put(searchOpts)
+	conn, tkn, err = d.plant.ConnectionArtifacts()
-	searchOpts.Client, searchOpts.SessionToken, err = d.plant.ConnectionArtifacts()
 	if err != nil {
 		log.Error("failed to get neofs connection artifacts", zap.Error(err))
 		c.Error("failed to get neofs connection artifacts", fasthttp.StatusInternalServerError)
 		return
 	}
-	searchOpts.BearerToken = nil
+
-	searchOpts.ContainerID = cid
+	options := object.NewSearchFilters()
-	searchOpts.Attribute.Key = key
+	options.AddRootFilter()
-	searchOpts.Attribute.Value = val
+	options.AddFilter(key, val, object.MatchStringEqual)
-	var ids []*object.ID
+
-	if ids, err = d.plant.Object().Search(c, searchOpts); err != nil {
+	sops := new(client.SearchObjectParams).WithContainerID(cid).WithSearchFilters(options)
+	if ids, err = conn.SearchObject(c, sops, client.WithSession(tkn)); err != nil {
 		log.Error("something went wrong", zap.Error(err))
 		c.Error("something went wrong", fasthttp.StatusBadRequest)
 		return
@@ -262,15 +260,12 @@ func (d *Downloader) DownloadByAttribute(c *fasthttp.RequestCtx) {
 	address := object.NewAddress()
 	address.SetContainerID(cid)
 	address.SetObjectID(ids[0])
-	getOpts := getOptionsPool.Get().(*neofs.GetOptions)
+
-	defer getOptionsPool.Put(getOpts)
+	conn, tkn, err = d.plant.ConnectionArtifacts()
-	getOpts.Client, getOpts.SessionToken, err = d.plant.ConnectionArtifacts()
 	if err != nil {
 		log.Error("failed to get neofs connection artifacts", zap.Error(err))
 		c.Error("failed to get neofs connection artifacts", fasthttp.StatusInternalServerError)
 		return
 	}
-	getOpts.ObjectAddress = address
+	d.newRequest(c, log).receiveFile(conn, tkn, address)
-	getOpts.Writer = nil
-	d.newRequest(c, log).receiveFile(getOpts)
 }

go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/fasthttp/router v1.3.5
 	github.com/mr-tron/base58 v1.1.3 // indirect
 	github.com/nspcc-dev/neofs-api-go v1.26.1
-	github.com/nspcc-dev/neofs-crypto v0.3.0
+	github.com/nspcc-dev/neofs-sdk-go v0.0.0-20210527182636-cbfc17a1a9a2
 	github.com/prometheus/client_golang v1.9.0
 	github.com/prometheus/common v0.15.0
 	github.com/spf13/pflag v1.0.5

go.sum

@@ -29,6 +29,8 @@ github.com/abiosoft/ishell v2.0.0+incompatible/go.mod h1:HQR9AqF2R3P4XXpMpI0NAzg
 github.com/abiosoft/readline v0.0.0-20180607040430-155bce2042db/go.mod h1:rB3B4rKii8V21ydCbIzH5hZiCQE7f5E9SzUb/ZZx530=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
 github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
+github.com/alecthomas/participle v0.7.1/go.mod h1:HfdmEuwvr12HXQN44HPWXR0lHmVolVYe4dyL6lQ3duY=
+github.com/alecthomas/repr v0.0.0-20181024024818-d37bc2a10ba1/go.mod h1:xTS7Pm1pD1mvyM075QCDSRqH6qRLXylzS24ZTpRiSzQ=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
@@ -317,6 +319,8 @@ github.com/nspcc-dev/neofs-crypto v0.2.0/go.mod h1:F/96fUzPM3wR+UGsPi3faVNmFlA9K
 github.com/nspcc-dev/neofs-crypto v0.2.3/go.mod h1:8w16GEJbH6791ktVqHN9YRNH3s9BEEKYxGhlFnp0cDw=
 github.com/nspcc-dev/neofs-crypto v0.3.0 h1:zlr3pgoxuzrmGCxc5W8dGVfA9Rro8diFvVnBg0L4ifM=
 github.com/nspcc-dev/neofs-crypto v0.3.0/go.mod h1:8w16GEJbH6791ktVqHN9YRNH3s9BEEKYxGhlFnp0cDw=
+github.com/nspcc-dev/neofs-sdk-go v0.0.0-20210527182636-cbfc17a1a9a2 h1:z8xtKILKi+Dolk3VAyCaFPMroFnT+x8qTqMT/zBRqIc=
+github.com/nspcc-dev/neofs-sdk-go v0.0.0-20210527182636-cbfc17a1a9a2/go.mod h1:QZE7VaNQRyNFS+3gsrNEQEiLe+d6AR6EteX1M9geh6A=
 github.com/nspcc-dev/rfc6979 v0.1.0/go.mod h1:exhIh1PdpDC5vQmyEsGvc4YDM/lyQp/452QxGq/UEso=
 github.com/nspcc-dev/rfc6979 v0.2.0 h1:3e1WNxrN60/6N0DW7+UYisLeZJyfqZTNOjeV/toYvOE=
 github.com/nspcc-dev/rfc6979 v0.2.0/go.mod h1:exhIh1PdpDC5vQmyEsGvc4YDM/lyQp/452QxGq/UEso=

logger/grpc.go

@@ -1,78 +0,0 @@
-package logger
-
-import (
-	"go.uber.org/zap"
-	"go.uber.org/zap/zapcore"
-	"google.golang.org/grpc/grpclog"
-)
-
-type (
-	zapLogger struct {
-		zapcore.Core
-		log *zap.SugaredLogger
-	}
-
-	// Logger includes grpclog.LoggerV2 interface with an additional
-	// Println method.
-	Logger interface {
-		grpclog.LoggerV2
-		Println(v ...interface{})
-	}
-)
-
-// GRPC wraps given zap.Logger into grpclog.LoggerV2+ interface.
-func GRPC(l *zap.Logger) Logger {
-	log := l.WithOptions(
-		// skip gRPCLog + zapLogger in caller
-		zap.AddCallerSkip(2))
-
-	return &zapLogger{
-		Core: log.Core(),
-		log:  log.Sugar(),
-	}
-}
-
-// Info implements grpclog.LoggerV2.
-func (z *zapLogger) Info(args ...interface{}) { z.log.Info(args...) }
-
-// Infoln implements grpclog.LoggerV2.
-func (z *zapLogger) Infoln(args ...interface{}) { z.log.Info(args...) }
-
-// Infof implements grpclog.LoggerV2.
-func (z *zapLogger) Infof(format string, args ...interface{}) { z.log.Infof(format, args...) }
-
-// Println allows to print a line with info severity.
-func (z *zapLogger) Println(args ...interface{}) { z.log.Info(args...) }
-
-// Printf implements grpclog.LoggerV2.
-func (z *zapLogger) Printf(format string, args ...interface{}) { z.log.Infof(format, args...) }
-
-// Warning implements grpclog.LoggerV2.
-func (z *zapLogger) Warning(args ...interface{}) { z.log.Warn(args...) }
-
-// Warningln implements grpclog.LoggerV2.
-func (z *zapLogger) Warningln(args ...interface{}) { z.log.Warn(args...) }
-
-// Warningf implements grpclog.LoggerV2.
-func (z *zapLogger) Warningf(format string, args ...interface{}) { z.log.Warnf(format, args...) }
-
-// Error implements grpclog.LoggerV2.
-func (z *zapLogger) Error(args ...interface{}) { z.log.Error(args...) }
-
-// Errorln implements grpclog.LoggerV2.
-func (z *zapLogger) Errorln(args ...interface{}) { z.log.Error(args...) }
-
-// Errorf implements grpclog.LoggerV2.
-func (z *zapLogger) Errorf(format string, args ...interface{}) { z.log.Errorf(format, args...) }
-
-// Fatal implements grpclog.LoggerV2.
-func (z *zapLogger) Fatal(args ...interface{}) { z.log.Fatal(args...) }
-
-// Fatalln implements grpclog.LoggerV2.
-func (z *zapLogger) Fatalln(args ...interface{}) { z.log.Fatal(args...) }
-
-// Fatalf implements grpclog.LoggerV2.
-func (z *zapLogger) Fatalf(format string, args ...interface{}) { z.log.Fatalf(format, args...) }
-
-// V implements grpclog.LoggerV2.
-func (z *zapLogger) V(int) bool { return z.Enabled(zapcore.DebugLevel) }

logger/option.go

@@ -1,33 +0,0 @@
-package logger
-
-import "go.uber.org/zap"
-
-// WithSamplingInitial returns Option that sets sampling initial parameter.
-func WithSamplingInitial(v int) Option { return func(o *options) { o.SamplingInitial = v } }
-
-// WithSamplingThereafter returns Option that sets sampling thereafter parameter.
-func WithSamplingThereafter(v int) Option { return func(o *options) { o.SamplingThereafter = v } }
-
-// WithFormat returns Option that sets format parameter.
-func WithFormat(v string) Option { return func(o *options) { o.Format = v } }
-
-// WithLevel returns Option that sets Level parameter.
-func WithLevel(v string) Option { return func(o *options) { o.Level = v } }
-
-// WithTraceLevel returns Option that sets trace level parameter.
-func WithTraceLevel(v string) Option { return func(o *options) { o.TraceLevel = v } }
-
-// WithoutDisclaimer returns Option that disables disclaimer.
-func WithoutDisclaimer() Option { return func(o *options) { o.NoDisclaimer = true } }
-
-// WithoutCaller returns Option that disables caller printing.
-func WithoutCaller() Option { return func(o *options) { o.NoCaller = true } }
-
-// WithAppName returns Option that sets application name.
-func WithAppName(v string) Option { return func(o *options) { o.AppName = v } }
-
-// WithAppVersion returns Option that sets application version.
-func WithAppVersion(v string) Option { return func(o *options) { o.AppVersion = v } }
-
-// WithZapOptions returns Option that sets zap logger options.
-func WithZapOptions(opts ...zap.Option) Option { return func(o *options) { o.Options = opts } }

logger/zap.go

@@ -1,134 +0,0 @@
-package logger
-
-import (
-	"strings"
-
-	"go.uber.org/zap"
-	"go.uber.org/zap/zapcore"
-)
-
-type (
-	// Option represents logger option setter.
-	Option func(o *options)
-
-	options struct {
-		Options []zap.Option
-
-		SamplingInitial    int
-		SamplingThereafter int
-
-		Format     string
-		Level      string
-		TraceLevel string
-
-		NoCaller     bool
-		NoDisclaimer bool
-
-		AppName    string
-		AppVersion string
-	}
-)
-
-const (
-	formatJSON    = "json"
-	formatConsole = "console"
-
-	defaultSamplingInitial    = 100
-	defaultSamplingThereafter = 100
-
-	lvlInfo  = "info"
-	lvlWarn  = "warn"
-	lvlDebug = "debug"
-	lvlError = "error"
-	lvlFatal = "fatal"
-	lvlPanic = "panic"
-)
-
-func safeLevel(lvl string) zap.AtomicLevel {
-	switch strings.ToLower(lvl) {
-	case lvlDebug:
-		return zap.NewAtomicLevelAt(zap.DebugLevel)
-	case lvlWarn:
-		return zap.NewAtomicLevelAt(zap.WarnLevel)
-	case lvlError:
-		return zap.NewAtomicLevelAt(zap.ErrorLevel)
-	case lvlFatal:
-		return zap.NewAtomicLevelAt(zap.FatalLevel)
-	case lvlPanic:
-		return zap.NewAtomicLevelAt(zap.PanicLevel)
-	default:
-		return zap.NewAtomicLevelAt(zap.InfoLevel)
-	}
-}
-
-func defaults() *options {
-	return &options{
-		SamplingInitial:    defaultSamplingInitial,
-		SamplingThereafter: defaultSamplingThereafter,
-
-		Format:     formatConsole,
-		Level:      lvlDebug,
-		TraceLevel: lvlInfo,
-
-		NoCaller:     false,
-		NoDisclaimer: false,
-
-		AppName:    "",
-		AppVersion: "",
-	}
-}
-
-// New returns new zap.Logger using all options specified and stdout used
-// for output.
-func New(opts ...Option) (*zap.Logger, error) {
-	o := defaults()
-	c := zap.NewProductionConfig()
-
-	c.OutputPaths = []string{"stdout"}
-	c.ErrorOutputPaths = []string{"stdout"}
-
-	for _, opt := range opts {
-		opt(o)
-	}
-
-	// set sampling
-	c.Sampling = &zap.SamplingConfig{
-		Initial:    o.SamplingInitial,
-		Thereafter: o.SamplingThereafter,
-	}
-
-	// logger level
-	c.Level = safeLevel(o.Level)
-	traceLvl := safeLevel(o.TraceLevel)
-
-	// logger format
-	switch f := o.Format; strings.ToLower(f) {
-	case formatConsole:
-		c.Encoding = formatConsole
-	default:
-		c.Encoding = formatJSON
-	}
-
-	// logger time
-	c.EncoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder
-
-	if o.NoCaller {
-		c.EncoderConfig.EncodeCaller = nil
-	}
-
-	// enable trace only for current log-level
-	o.Options = append(o.Options, zap.AddStacktrace(traceLvl))
-
-	l, err := c.Build(o.Options...)
-	if err != nil {
-		return nil, err
-	}
-
-	if o.NoDisclaimer {
-		return l, nil
-	}
-
-	return l.With(
-		zap.String("app_name", o.AppName),
-		zap.String("app_version", o.AppVersion)), nil
-}

main.go

@@ -5,7 +5,7 @@ import (
 	"os/signal"
 	"syscall"
 
-	"github.com/nspcc-dev/neofs-http-gw/logger"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/logger"
 	"github.com/spf13/viper"
 	"go.uber.org/zap"
 )

neofs/client-plant.go

@@ -1,177 +0,0 @@
-package neofs
-
-import (
-	"context"
-	"crypto/ecdsa"
-	"io"
-
-	"github.com/nspcc-dev/neofs-api-go/pkg/client"
-	"github.com/nspcc-dev/neofs-api-go/pkg/container"
-	"github.com/nspcc-dev/neofs-api-go/pkg/object"
-	"github.com/nspcc-dev/neofs-api-go/pkg/owner"
-	"github.com/nspcc-dev/neofs-api-go/pkg/token"
-	"github.com/nspcc-dev/neofs-http-gw/connections"
-)
-
-// BaseOptions represents basic NeoFS request options.
-type BaseOptions struct {
-	Client       client.Client
-	SessionToken *token.SessionToken
-	BearerToken  *token.BearerToken
-}
-
-// PutOptions represents NeoFS Put request options.
-type PutOptions struct {
-	BaseOptions
-	Attributes  []*object.Attribute
-	ContainerID *container.ID
-	OwnerID     *owner.ID
-	Reader      io.Reader
-}
-
-// GetOptions represents NeoFS Get request options.
-type GetOptions struct {
-	BaseOptions
-	ObjectAddress *object.Address
-	Writer        io.Writer
-}
-
-// SearchOptions represents NeoFS Search request options.
-type SearchOptions struct {
-	BaseOptions
-	ContainerID *container.ID
-	Attribute   struct {
-		Key   string
-		Value string
-	}
-}
-
-// DeleteOptions represents NeoFS Delete request options.
-type DeleteOptions struct {
-	BaseOptions
-	ObjectAddress *object.Address
-}
-
-// ObjectClient wraps basic NeoFS requests.
-type ObjectClient interface {
-	Put(context.Context, *PutOptions) (*object.Address, error)
-	Get(context.Context, *GetOptions) (*object.Object, error)
-	Search(context.Context, *SearchOptions) ([]*object.ID, error)
-	Delete(context.Context, *DeleteOptions) error
-}
-
-// ClientPlant provides connections to NeoFS nodes from pool and allows to
-// get local owner ID.
-type ClientPlant interface {
-	ConnectionArtifacts() (client.Client, *token.SessionToken, error)
-	Object() ObjectClient
-	OwnerID() *owner.ID
-}
-
-type neofsObjectClient struct {
-	key  *ecdsa.PrivateKey
-	pool connections.Pool
-}
-
-type neofsClientPlant struct {
-	key     *ecdsa.PrivateKey
-	ownerID *owner.ID
-	pool    connections.Pool
-}
-
-// ConnectionArtifacts returns connection from pool.
-func (cp *neofsClientPlant) ConnectionArtifacts() (client.Client, *token.SessionToken, error) {
-	return cp.pool.ConnectionArtifacts()
-}
-
-// Object returns ObjectClient instance from plant.
-func (cp *neofsClientPlant) Object() ObjectClient {
-	return &neofsObjectClient{
-		key:  cp.key,
-		pool: cp.pool,
-	}
-}
-
-// OwnerID returns plant's owner ID.
-func (cp *neofsClientPlant) OwnerID() *owner.ID {
-	return cp.ownerID
-}
-
-// NewClientPlant creates new ClientPlant from given context, pool and credentials.
-func NewClientPlant(ctx context.Context, pool connections.Pool, creds Credentials) (ClientPlant, error) {
-	return &neofsClientPlant{key: creds.PrivateKey(), ownerID: creds.Owner(), pool: pool}, nil
-}
-
-// Put does NeoFS Put request, returning new object address if successful.
-func (oc *neofsObjectClient) Put(ctx context.Context, options *PutOptions) (*object.Address, error) {
-	var (
-		err      error
-		objectID *object.ID
-	)
-	address := object.NewAddress()
-	rawObject := object.NewRaw()
-	rawObject.SetContainerID(options.ContainerID)
-	rawObject.SetOwnerID(options.OwnerID)
-	rawObject.SetAttributes(options.Attributes...)
-	ops := new(client.PutObjectParams).
-		WithObject(rawObject.Object()).
-		WithPayloadReader(options.Reader)
-	objectID, err = options.Client.PutObject(
-		ctx,
-		ops,
-		client.WithSession(options.SessionToken),
-		client.WithBearer(options.BearerToken),
-	)
-	if err != nil {
-		return nil, err
-	}
-	address.SetObjectID(objectID)
-	address.SetContainerID(options.ContainerID)
-	return address, nil
-}
-
-// Get does NeoFS Get request, returning an object received if successful.
-func (oc *neofsObjectClient) Get(ctx context.Context, options *GetOptions) (*object.Object, error) {
-	var (
-		err error
-		obj *object.Object
-	)
-	ops := new(client.GetObjectParams).
-		WithAddress(options.ObjectAddress).
-		WithPayloadWriter(options.Writer)
-	obj, err = options.Client.GetObject(
-		ctx,
-		ops,
-		client.WithSession(options.SessionToken),
-		client.WithBearer(options.BearerToken),
-	)
-	return obj, err
-}
-
-// Search does NeoFS Search request, returning object IDs if successful.
-func (oc *neofsObjectClient) Search(ctx context.Context, options *SearchOptions) ([]*object.ID, error) {
-	sfs := object.NewSearchFilters()
-	sfs.AddRootFilter()
-	sfs.AddFilter(options.Attribute.Key, options.Attribute.Value, object.MatchStringEqual)
-	sops := new(client.SearchObjectParams)
-	sops.WithContainerID(options.ContainerID)
-	sops.WithSearchFilters(sfs)
-	return options.Client.SearchObject(
-		ctx,
-		sops,
-		client.WithSession(options.SessionToken),
-		client.WithBearer(options.BearerToken),
-	)
-}
-
-// Delete deletes NeoFS object.
-func (oc *neofsObjectClient) Delete(ctx context.Context, options *DeleteOptions) error {
-	ops := new(client.DeleteObjectParams).WithAddress(options.ObjectAddress)
-	err := options.Client.DeleteObject(
-		ctx,
-		ops,
-		client.WithSession(options.SessionToken),
-		client.WithBearer(options.BearerToken),
-	)
-	return err
-}

neofs/credentials.go

@@ -1,78 +0,0 @@
-package neofs
-
-import (
-	"crypto/ecdsa"
-	"crypto/elliptic"
-	"crypto/rand"
-	"math/big"
-
-	"github.com/nspcc-dev/neofs-api-go/pkg/owner"
-	crypto "github.com/nspcc-dev/neofs-crypto"
-)
-
-type (
-	// Credentials contains methods that needed to work with NeoFS.
-	Credentials interface {
-		Owner() *owner.ID
-		PublicKey() *ecdsa.PublicKey
-		PrivateKey() *ecdsa.PrivateKey
-	}
-
-	credentials struct {
-		key     *ecdsa.PrivateKey
-		ownerID *owner.ID
-	}
-)
-
-// NewCredentials creates an instance of Credentials through string
-// representation of secret. It allows passing WIF, path, hex-encoded and others.
-func NewCredentials(secret string) (Credentials, error) {
-	key, err := crypto.LoadPrivateKey(secret)
-	if err != nil {
-		return nil, err
-	}
-	return setFromPrivateKey(key)
-}
-
-// NewEphemeralCredentials creates new private key and Credentials based on that
-// key.
-func NewEphemeralCredentials() (Credentials, error) {
-	c := elliptic.P256()
-	priv, x, y, err := elliptic.GenerateKey(c, rand.Reader)
-	if err != nil {
-		return nil, err
-	}
-	key := &ecdsa.PrivateKey{
-		PublicKey: ecdsa.PublicKey{
-			Curve: c,
-			X:     x,
-			Y:     y,
-		},
-		D: new(big.Int).SetBytes(priv),
-	}
-	return setFromPrivateKey(key)
-}
-
-// PrivateKey returns ecdsa.PrivateKey.
-func (c *credentials) PrivateKey() *ecdsa.PrivateKey {
-	return c.key
-}
-
-// PublicKey returns ecdsa.PublicKey.
-func (c *credentials) PublicKey() *ecdsa.PublicKey {
-	return &c.key.PublicKey
-}
-
-// Owner returns owner.ID.
-func (c *credentials) Owner() *owner.ID {
-	return c.ownerID
-}
-
-func setFromPrivateKey(key *ecdsa.PrivateKey) (*credentials, error) {
-	wallet, err := owner.NEO3WalletFromPublicKey(&key.PublicKey)
-	if err != nil {
-		return nil, err
-	}
-	ownerID := owner.NewIDFromNeo3Wallet(wallet)
-	return &credentials{key: key, ownerID: ownerID}, nil
-}

uploader/upload.go

@@ -5,15 +5,15 @@ import (
 	"encoding/json"
 	"io"
 	"strconv"
-	"sync"
 	"time"
 
+	"github.com/nspcc-dev/neofs-api-go/pkg/client"
 	"github.com/nspcc-dev/neofs-api-go/pkg/container"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
 	"github.com/nspcc-dev/neofs-api-go/pkg/owner"
 	"github.com/nspcc-dev/neofs-api-go/pkg/token"
-	"github.com/nspcc-dev/neofs-http-gw/neofs"
 	"github.com/nspcc-dev/neofs-http-gw/tokens"
+	"github.com/nspcc-dev/neofs-sdk-go/pkg/neofs"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
 )
@@ -23,12 +23,6 @@ const (
 	drainBufSize = 4096
 )
 
-var putOptionsPool = sync.Pool{
-	New: func() interface{} {
-		return new(neofs.PutOptions)
-	},
-}
-
 // Uploader is an upload request handler.
 type Uploader struct {
 	log                    *zap.Logger
@@ -47,7 +41,10 @@ func (u *Uploader) Upload(c *fasthttp.RequestCtx) {
 	var (
 		err        error
 		file       MultipartFile
-		addr       *object.Address
+		obj        *object.ID
+		conn       client.Client
+		tkn        *token.SessionToken
+		addr       = object.NewAddress()
 		cid        = container.NewID()
 		scid, _    = c.UserValue("cid").(string)
 		log        = u.log.With(zap.String("cid", scid))
@@ -107,25 +104,31 @@ func (u *Uploader) Upload(c *fasthttp.RequestCtx) {
 		attributes = append(attributes, timestamp)
 	}
 	oid, bt := u.fetchOwnerAndBearerToken(c)
-	putOpts := putOptionsPool.Get().(*neofs.PutOptions)
+
-	defer putOptionsPool.Put(putOpts)
 	// Try to put file into NeoFS or throw an error.
-	putOpts.Client, putOpts.SessionToken, err = u.plant.ConnectionArtifacts()
+	conn, tkn, err = u.plant.ConnectionArtifacts()
 	if err != nil {
 		log.Error("failed to get neofs connection artifacts", zap.Error(err))
 		c.Error("failed to get neofs connection artifacts", fasthttp.StatusInternalServerError)
 		return
 	}
-	putOpts.Attributes = attributes
+
-	putOpts.BearerToken = bt
+	rawObject := object.NewRaw()
-	putOpts.ContainerID = cid
+	rawObject.SetContainerID(cid)
-	putOpts.OwnerID = oid
+	rawObject.SetOwnerID(oid)
-	putOpts.Reader = file
+	rawObject.SetAttributes(attributes...)
-	if addr, err = u.plant.Object().Put(c, putOpts); err != nil {
+
+	ops := new(client.PutObjectParams).WithObject(rawObject.Object()).WithPayloadReader(file)
+
+	if obj, err = conn.PutObject(c, ops, client.WithSession(tkn), client.WithBearer(bt)); err != nil {
 		log.Error("could not store file in neofs", zap.Error(err))
 		c.Error("could not store file in neofs", fasthttp.StatusBadRequest)
 		return
 	}
+
+	addr.SetObjectID(obj)
+	addr.SetContainerID(cid)
+
 	// Try to return the response, otherwise, if something went wrong, throw an error.
 	if err = newPutResponse(addr).encode(c); err != nil {
 		log.Error("could not prepare response", zap.Error(err))
@@ -151,8 +154,8 @@ func (u *Uploader) Upload(c *fasthttp.RequestCtx) {
 }
 
 func (u *Uploader) fetchOwnerAndBearerToken(ctx context.Context) (*owner.ID, *token.BearerToken) {
-	if token, err := tokens.LoadBearerToken(ctx); err == nil && token != nil {
+	if tkn, err := tokens.LoadBearerToken(ctx); err == nil && tkn != nil {
-		return token.Issuer(), token
+		return tkn.Issuer(), tkn
 	}
 	return u.plant.OwnerID(), nil
 }