[#19] Add a version with no cdn-sdk deps

Signed-off-by: Pavel Korotkov <pavel@nspcc.ru>

.test.env

@@ -1,5 +1,5 @@
 HTTP_GW_VERBOSE=--true
-HTTP_GW_KEY=generated
+HTTP_GW_KEY=/home/pk/devbox/work/neo/user.key
 
 HTTP_GW_LISTEN_ADDRESS=0.0.0.0:8087
 HTTP_GW_LOGGER_LEVEL=debug
@@ -10,10 +10,4 @@ HTTP_GW_KEEPALIVE_TIME=120s
 HTTP_GW_KEEPALIVE_PERMIT_WITHOUT_STREAM=True
 HTTP_GW_CONN_TTL=1h
 HTTP_GW_PEERS_0_WEIGHT=1.0
-HTTP_GW_PEERS_1_WEIGHT=0.125
+HTTP_GW_PEERS_0_ADDRESS=s01.neofs.devenv:8080
-HTTP_GW_PEERS_2_WEIGHT=0.125
-HTTP_GW_PEERS_3_WEIGHT=0.125
-HTTP_GW_PEERS_4_WEIGHT=0.125
-HTTP_GW_PEERS_5_WEIGHT=0.125
-HTTP_GW_PEERS_6_WEIGHT=0.125
-HTTP_GW_PEERS_7_WEIGHT=0.125

README.md

@@ -34,7 +34,8 @@ NeoFS HTTP Gate is example of tool that provides basic interactions with NeoFS.
 ## Configuration
 
 ```
-# Flags
+# Flags:
+
       --pprof                      enable pprof
       --metrics                    enable prometheus
   -h, --help                       show help
@@ -43,35 +44,36 @@ NeoFS HTTP Gate is example of tool that provides basic interactions with NeoFS.
       --verbose                    debug gRPC connections
       --request_timeout duration   gRPC request timeout (default 5s)
       --connect_timeout duration   gRPC connect timeout (default 30s)
-      --listen_address string      HTTP Gate listen address (default "0.0.0.0:8082")
+      --listen_address string      HTTP gate's listen address (default "0.0.0.0:8082")
   -p, --peers stringArray          NeoFS nodes
 
 # Environments:
 
-HTTP_GW_KEY=string                           - "generated" to generate key, path to private key file, hex string or wif (default "generated")
+HTTP_GW_KEY=string                               - Path to private key file, hex string or wif string
-HTTP_GW_CONNECT_TIMEOUT=Duration             - timeout for connection
+HTTP_GW_CONNECT_TIMEOUT=duration                 - Timeout for connection
-HTTP_GW_REQUEST_TIMEOUT=Duration             - timeout for request
+HTTP_GW_REQUEST_TIMEOUT=duration                 - Timeout for request
-HTTP_GW_REBALANCE_TIMER=Duration             - time between connections checks
+HTTP_GW_REBALANCE_TIMER=duration                 - Time between connections checks
-HTTP_GW_LISTEN_ADDRESS=host:port             - address to listen connections
+HTTP_GW_LISTEN_ADDRESS=host:port                 - Address to listen connections
-HTTP_GW_PEERS_<X>_ADDRESS=host:port          - address of NeoFS Node
+HTTP_GW_PEERS_<X>_ADDRESS=host:port              - Address of NeoFS Node
-HTTP_GW_PEERS_<X>_WEIGHT=float               - weight of NeoFS Node
+HTTP_GW_PEERS_<X>_WEIGHT=float                   - Weight of NeoFS Node
-HTTP_GW_PPROF=bool                           - enable/disable pprof (/debug/pprof)
+HTTP_GW_PPROF=bool                               - Enable/disable pprof (/debug/pprof)
-HTTP_GW_METRICS=bool                         - enable/disable prometheus metrics endpoint (/metrics)
+HTTP_GW_METRICS=bool                             - Enable/disable prometheus metrics endpoint (/metrics)
-HTTP_GW_LOGGER_FORMAT=string                 - logger format
+HTTP_GW_LOGGER_FORMAT=string                     - Logger format
-HTTP_GW_LOGGER_LEVEL=string                  - logger level
+HTTP_GW_LOGGER_LEVEL=string                      - Logger level
-HTTP_GW_LOGGER_NO_CALLER=bool                - logger don't show caller
+HTTP_GW_LOGGER_NO_CALLER=bool                    - Logger don't show caller
-HTTP_GW_LOGGER_NO_DISCLAIMER=bool            - logger don't show application name/version
+HTTP_GW_LOGGER_NO_DISCLAIMER=bool                - Logger don't show application name/version
-HTTP_GW_LOGGER_SAMPLING_INITIAL=int          - logger sampling initial
+HTTP_GW_LOGGER_SAMPLING_INITIAL=int              - Logger sampling initial
-HTTP_GW_LOGGER_SAMPLING_THEREAFTER=int       - logger sampling thereafter
+HTTP_GW_LOGGER_SAMPLING_THEREAFTER=int           - Logger sampling thereafter
-HTTP_GW_LOGGER_TRACE_LEVEL=string            - logger show trace on level
+HTTP_GW_LOGGER_TRACE_LEVEL=string                - Logger show trace on level
-HTTP_GW_KEEPALIVE_TIME=Duration              - аfter a duration of this time if the client doesn't see any activity
+HTTP_GW_KEEPALIVE_TIME=duration                  - After a duration of this time if the client sees no activity
-it pings the server to see if the transport is still alive. 
+                                                   it pings the server to see if the transport is still alive 
-HTTP_GW_KEEPALIVE_TIMEOUT=Duration           - after having pinged for keepalive check, the client waits for a duration
+HTTP_GW_KEEPALIVE_TIMEOUT=duration               - After having pinged for keepalive check, the client waits for a duration
-of Timeout and if no activity is seen even after that the connection is closed
+                                                   of Timeout and if no activity is seen even after that the connection
-HTTP_GW_KEEPALIVE_PERMIT_WITHOUT_STREAM=Bool - if true, client sends keepalive pings even with no active RPCs.
+                                                   is closed
-If false, when there are no active RPCs, Time and Timeout will be ignored and no keepalive pings will be sent.
+HTTP_GW_KEEPALIVE_PERMIT_WITHOUT_STREAM=bool     - If true, client sends keepalive pings even with no active RPCs.
-
+                                                   If false, when there are no active RPCs, Time and Timeout will be
-HTTP_GW_UPLOAD_HEADER_USE_DEFAULT_TIMESTAMP=bool - enable/disable adding current timestamp attribute when object uploads
+                                                   ignored and no keepalive pings will be sent
+HTTP_GW_UPLOAD_HEADER_USE_DEFAULT_TIMESTAMP=bool - Enable/disable adding current timestamp attribute when object uploads
 
 HTTP_GW_WEB_READ_BUFFER_SIZE=4096          - per-connection buffer size for requests' reading
 HTTP_GW_WEB_READ_TIMEOUT=15s               - an amount of time allowed to read the full request including body
@@ -84,6 +86,6 @@ HTTP_GW_WEB_MAX_REQUEST_BODY_SIZE=4194304  - maximum request body size, server r
 
 Peers preset:
 
-HTTP_GW_PEERS_[N]_ADDRESS = string
+HTTP_GW_PEERS_<N>_ADDRESS = string
-HTTP_GW_PEERS_[N]_WEIGHT = 0..1 (float)
+HTTP_GW_PEERS_<N>_WEIGHT = 0..1 (float)
 ```

app.go

@@ -2,36 +2,33 @@ package main
 
 import (
 	"context"
-	"crypto/ecdsa"
+	"sort"
 	"strconv"
 
 	"github.com/fasthttp/router"
-	sdk "github.com/nspcc-dev/cdn-sdk"
+	"github.com/nspcc-dev/neofs-api-go/pkg/client"
-	"github.com/nspcc-dev/cdn-sdk/creds/neofs"
+	"github.com/nspcc-dev/neofs-api-go/pkg/token"
-	"github.com/nspcc-dev/cdn-sdk/logger"
+	"github.com/nspcc-dev/neofs-http-gate/logger"
-	"github.com/nspcc-dev/cdn-sdk/pool"
+	"github.com/nspcc-dev/neofs-http-gate/neofs"
 	"github.com/spf13/viper"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
-	"google.golang.org/grpc"
 	"google.golang.org/grpc/grpclog"
-	"google.golang.org/grpc/keepalive"
 )
 
 type (
 	app struct {
-		cli  sdk.Client
+		plant         neofs.ClientPlant
-		pool pool.Client
+		getOperations struct {
-		log  *zap.Logger
+			client       client.Client
-		cfg  *viper.Viper
+			sessionToken *token.SessionToken
-		key  *ecdsa.PrivateKey
+		}
-
+		log                    *zap.Logger
-		wlog logger.Logger
+		cfg                    *viper.Viper
-		web  *fasthttp.Server
+		wlog                   logger.Logger
-
+		web                    *fasthttp.Server
-		jobDone chan struct{}
+		jobDone                chan struct{}
-		webDone chan struct{}
+		webDone                chan struct{}
-
 		enableDefaultTimestamp bool
 	}
 
@@ -84,11 +81,11 @@ func newApp(ctx context.Context, opt ...Option) App {
 		grpclog.SetLoggerV2(a.wlog)
 	}
 
-	conTimeout := a.cfg.GetDuration(cfgConTimeout)
+	// conTimeout := a.cfg.GetDuration(cfgConTimeout)
-	reqTimeout := a.cfg.GetDuration(cfgReqTimeout)
+	// reqTimeout := a.cfg.GetDuration(cfgReqTimeout)
-	tckTimeout := a.cfg.GetDuration(cfgRebalance)
+	// tckTimeout := a.cfg.GetDuration(cfgRebalance)
 
-	// -- setup FastHTTP server: --
+	// -- setup FastHTTP server --
 	a.web.Name = "neofs-http-gate"
 	a.web.ReadBufferSize = a.cfg.GetInt(cfgWebReadBufferSize)
 	a.web.WriteBufferSize = a.cfg.GetInt(cfgWebWriteBufferSize)
@@ -99,68 +96,42 @@ func newApp(ctx context.Context, opt ...Option) App {
 	a.web.NoDefaultContentType = true
 	a.web.MaxRequestBodySize = a.cfg.GetInt(cfgWebMaxRequestBodySize)
 
-	// FIXME don't work with StreamRequestBody,
+	// -- -- -- -- -- -- FIXME -- -- -- -- -- --
-	//       some bugs with readMultipartForm
+	// Does not work with StreamRequestBody,
+	// some bugs with readMultipartForm
 	// https://github.com/valyala/fasthttp/issues/968
 	a.web.DisablePreParseMultipartForm = true
-
 	a.web.StreamRequestBody = a.cfg.GetBool(cfgWebStreamRequestBody)
-	// -- -- -- -- -- -- -- -- -- --
+	// -- -- -- -- -- -- -- -- -- -- -- -- -- --
 
-	connections := make(map[string]float64)
+	var cl connectionList
 	for i := 0; ; i++ {
 		address := a.cfg.GetString(cfgPeers + "." + strconv.Itoa(i) + ".address")
 		weight := a.cfg.GetFloat64(cfgPeers + "." + strconv.Itoa(i) + ".weight")
 		if address == "" {
 			break
 		}
-
+		cl = append(cl, connection{address: address, weight: weight})
-		connections[address] = weight
+		a.log.Info("add connection peer", zap.String("address", address), zap.Float64("weight", weight))
-		a.log.Info("add connection peer",
-			zap.String("address", address),
-			zap.Float64("weight", weight))
 	}
-
+	sort.Sort(sort.Reverse(cl))
-	cred, err := neofs.New(a.cfg.GetString(cmdNeoFSKey))
+	cred, err := neofs.NewCredentials(a.cfg.GetString(cmdNeoFSKey))
 	if err != nil {
-		a.log.Fatal("could not prepare credentials", zap.Error(err))
+		a.log.Fatal("could not get credentials", zap.Error(err))
 	}
-
+	a.plant, err = neofs.NewClientPlant(ctx, cl[0].address, cred)
-	a.pool, err = pool.New(ctx,
-		pool.WithLogger(a.log),
-		pool.WithCredentials(cred),
-		pool.WithWeightPool(connections),
-		pool.WithTickerTimeout(tckTimeout),
-		pool.WithConnectTimeout(conTimeout),
-		pool.WithRequestTimeout(reqTimeout),
-		pool.WithAPIPreparer(sdk.APIPreparer),
-		pool.WithGRPCOptions(
-			grpc.WithBlock(),
-			grpc.WithInsecure(),
-			grpc.WithKeepaliveParams(keepalive.ClientParameters{
-				Time:                a.cfg.GetDuration(cfgKeepaliveTime),
-				Timeout:             a.cfg.GetDuration(cfgKeepaliveTimeout),
-				PermitWithoutStream: a.cfg.GetBool(cfgKeepalivePermitWithoutStream),
-			})))
-
 	if err != nil {
-		a.log.Fatal("could not prepare connection pool", zap.Error(err))
+		a.log.Fatal("failed to create neofs client")
 	}
-
+	a.getOperations.client, a.getOperations.sessionToken, err = a.plant.GetReusableArtifacts(ctx)
-	a.cli, err = sdk.New(ctx,
-		sdk.WithLogger(a.log),
-		sdk.WithCredentials(cred),
-		sdk.WithConnectionPool(a.pool),
-		sdk.WithAPIPreparer(sdk.APIPreparer))
 	if err != nil {
-		a.log.Fatal("could not prepare sdk client", zap.Error(err))
+		a.log.Fatal("failed to get neofs client's reusable artifacts")
 	}
-
 	return a
 }
 
 func (a *app) Wait() {
-	a.log.Info("application started")
+	a.log.Info("starting application")
 
 	select {
 	case <-a.jobDone: // wait for job is stopped
@@ -171,50 +142,51 @@ func (a *app) Wait() {
 }
 
 func (a *app) Worker(ctx context.Context) {
-	a.pool.Worker(ctx)
 	close(a.jobDone)
 }
 
 func (a *app) Serve(ctx context.Context) {
 	go func() {
 		<-ctx.Done()
-		a.log.Info("stop web-server", zap.Error(a.web.Shutdown()))
+		a.log.Info("shutting down web server", zap.Error(a.web.Shutdown()))
 		close(a.webDone)
 	}()
-
+	// Configure router.
 	r := router.New()
 	r.RedirectTrailingSlash = true
-
-	a.log.Info("enabled /upload/{cid}")
 	r.POST("/upload/{cid}", a.upload)
-
+	a.log.Info("added path /upload/{cid}")
-	a.log.Info("enabled /get/{cid}/{oid}")
 	r.GET("/get/{cid}/{oid}", a.byAddress)
-
+	a.log.Info("added path /get/{cid}/{oid}")
-	a.log.Info("enabled /get_by_attribute/{cid}/{attr_key}/{attr_val:*}")
 	r.GET("/get_by_attribute/{cid}/{attr_key}/{attr_val:*}", a.byAttribute)
-
+	a.log.Info("added path /get_by_attribute/{cid}/{attr_key}/{attr_val:*}")
 	// attaching /-/(ready,healthy)
-	attachHealthy(r, a.pool.Status)
+	// attachHealthy(r, a.pool.Status)
-
 	// enable metrics
 	if a.cfg.GetBool(cmdMetrics) {
-		a.log.Info("enabled /metrics/")
+		a.log.Info("added path /metrics/")
 		attachMetrics(r, a.wlog)
 	}
-
 	// enable pprof
 	if a.cfg.GetBool(cmdPprof) {
-		a.log.Info("enabled /debug/pprof/")
+		a.log.Info("added path /debug/pprof/")
 		attachProfiler(r)
 	}
-
 	bind := a.cfg.GetString(cfgListenAddress)
-	a.log.Info("run gateway server",
+	a.log.Info("running web server", zap.String("address", bind))
-		zap.String("address", bind))
-
 	a.web.Handler = r.Handler
 	if err := a.web.ListenAndServe(bind); err != nil {
 		a.log.Fatal("could not start server", zap.Error(err))
 	}
 }
+
+type connection struct {
+	address string
+	weight  float64
+}
+
+type connectionList []connection
+
+func (p connectionList) Len() int           { return len(p) }
+func (p connectionList) Less(i, j int) bool { return p[i].weight < p[j].weight }
+func (p connectionList) Swap(i, j int)      { p[i], p[j] = p[j], p[i] }

bearer.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"context"
 	"encoding/base64"
 
 	"github.com/nspcc-dev/neofs-api-go/pkg/token"
@@ -18,7 +19,7 @@ const (
 
 // BearerToken usage:
 //
-// if err = checkAndPropagateBearerToken(ctx); err != nil {
+// if err = storeBearerToken(ctx); err != nil {
 // 	log.Error("could not fetch bearer token", zap.Error(err))
 // 	c.Error("could not fetch bearer token", fasthttp.StatusBadRequest)
 // 	return
@@ -46,15 +47,13 @@ func fromCookie(h *fasthttp.RequestHeader) []byte {
 	return auth
 }
 
-func checkAndPropagateBearerToken(ctx *fasthttp.RequestCtx) error {
+func storeBearerToken(ctx *fasthttp.RequestCtx) error {
 	tkn, err := fetchBearerToken(ctx)
 	if err != nil {
 		return err
 	}
-
 	// This is an analog of context.WithValue.
 	ctx.SetUserValue(bearerTokenKey, tkn)
-
 	return nil
 }
 
@@ -63,14 +62,12 @@ func fetchBearerToken(ctx *fasthttp.RequestCtx) (*token.BearerToken, error) {
 	if ctx == nil {
 		return nil, nil
 	}
-
 	var (
 		lastErr error
 
 		buf []byte
 		tkn = new(token.BearerToken)
 	)
-
 	for _, parse := range []fromHandler{fromHeader, fromCookie} {
 		if buf = parse(&ctx.Request.Header); buf == nil {
 			continue
@@ -89,3 +86,10 @@ func fetchBearerToken(ctx *fasthttp.RequestCtx) (*token.BearerToken, error) {
 
 	return nil, lastErr
 }
+
+func loadBearerToken(ctx context.Context) (*token.BearerToken, error) {
+	if tkn, ok := ctx.Value(bearerTokenKey).(*token.BearerToken); ok && tkn != nil {
+		return tkn, nil
+	}
+	return nil, errors.New("found empty bearer token")
+}

bearer_test.go

@@ -4,7 +4,6 @@ import (
 	"encoding/base64"
 	"testing"
 
-	sdk "github.com/nspcc-dev/cdn-sdk"
 	"github.com/nspcc-dev/neofs-api-go/pkg/owner"
 	"github.com/nspcc-dev/neofs-api-go/pkg/token"
 	"github.com/stretchr/testify/require"
@@ -152,10 +151,10 @@ func Test_checkAndPropagateBearerToken(t *testing.T) {
 	ctx := makeTestRequest(t64, "")
 
 	// Expect to see the token within the context.
-	require.NoError(t, checkAndPropagateBearerToken(ctx))
+	require.NoError(t, storeBearerToken(ctx))
 
 	// Expect to see the same token without errors.
-	actual, err := sdk.BearerToken(ctx)
+	actual, err := loadBearerToken(ctx)
 	require.NoError(t, err)
 	require.Equal(t, tkn, actual)
 }

global/context.go

@@ -8,13 +8,16 @@ import (
 )
 
 var (
-	globalContext    context.Context
+	globalContext        context.Context
-	globalContexOnce sync.Once
+	globalContextOnce    sync.Once
+	globalContextBarrier = make(chan struct{})
 )
 
 func Context() context.Context {
-	globalContexOnce.Do(func() {
+	globalContextOnce.Do(func() {
 		globalContext, _ = signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
+		close(globalContextBarrier)
 	})
+	<-globalContextBarrier
 	return globalContext
 }

go.mod

@@ -1,18 +1,21 @@
 module github.com/nspcc-dev/neofs-http-gate
 
-go 1.15
+go 1.16
 
 require (
 	github.com/fasthttp/router v1.3.5
-	github.com/nspcc-dev/cdn-sdk v0.3.4
+	github.com/nspcc-dev/neofs-api-go v1.25.0
-	github.com/nspcc-dev/neofs-api-go v1.23.0
+	github.com/nspcc-dev/neofs-crypto v0.3.0
+	github.com/nspcc-dev/neofs-node v0.17.0
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.9.0
 	github.com/prometheus/common v0.15.0
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.7.0
-	github.com/valyala/fasthttp v1.20.0
+	github.com/valyala/fasthttp v1.22.0
+	go.uber.org/atomic v1.7.0 // indirect
 	go.uber.org/zap v1.16.0
-	google.golang.org/grpc v1.35.0
+	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 // indirect
+	google.golang.org/grpc v1.36.1
 )

go.sum

@@ -10,6 +10,7 @@ cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7
 cloud.google.com/go/firestore v1.1.0/go.mod h1:ulACoGHTpvq5r8rxGJ4ddJZBZqakUQqClKRT5SZwBmk=
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
 cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
+code.cloudfoundry.org/bytefmt v0.0.0-20200131002437-cf55d5288a48/go.mod h1:wN/zk7mhREp/oviagqUXY3EwuHhWyOvAdsn5Y4CzOrc=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
@@ -21,6 +22,9 @@ github.com/CityOfZion/neo-go v0.71.1-pre.0.20200129171427-f773ec69fb84/go.mod h1
 github.com/DataDog/zstd v1.4.1/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/PaesslerAG/gval v1.0.0/go.mod h1:y/nm5yEyTeX6av0OfKJNp9rBNj2XrGhAf5+v24IBN1I=
+github.com/PaesslerAG/jsonpath v0.1.0/go.mod h1:4BzmtoM/PI8fPO4aQGIusjGxGir2BzcV0grWtFzq1Y8=
+github.com/PaesslerAG/jsonpath v0.1.1/go.mod h1:lVboNxFGal/VwW6d9JzIy56bUsYAP6tH/x80vjnCseY=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
@@ -29,6 +33,8 @@ 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 v0.6.0/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=
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@@ -38,6 +44,8 @@ github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6/go.mod h1:SGn
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@@ -92,6 +100,7 @@ github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf/go.mod h1:E3G3o1h8I7cfc
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@@ -140,6 +149,7 @@ github.com/gogo/googleapis v1.1.0/go.mod h1:gf4bu3Q80BeJ6H1S1vYPm8/ELATdvryBaNFG
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@@ -190,6 +200,7 @@ github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51
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@@ -214,6 +225,8 @@ github.com/hashicorp/go-version v1.2.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09
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@@ -232,6 +245,7 @@ github.com/jrick/logrotate v1.0.0/go.mod h1:LNinyqDIJnpAur+b8yyulnQw/wDuN1+BYKlT
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@@ -239,10 +253,14 @@ github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfV
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@@ -270,6 +288,8 @@ github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzp
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@@ -285,6 +305,14 @@ github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lN
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@@ -294,27 +322,37 @@ github.com/nats-io/nats.go v1.9.1/go.mod h1:ZjDU1L/7fJ09jvUSRVBR2e7+RnLiiIQyqyzE
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 github.com/oklog/oklog v0.3.2/go.mod h1:FCV+B7mhrz4o+ueLpx+KqkyXRGMWOYEvfiXtdGtbWGs=
 github.com/oklog/run v1.0.0/go.mod h1:dlhp/R75TPv97u0XWUtDeV/lRKWPKSdTuV0TZvrmrQA=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
@@ -335,7 +373,10 @@ github.com/openzipkin/zipkin-go v0.1.6/go.mod h1:QgAqvLzwWbR/WpD4A3cGpPtJrZXNIiJ
 github.com/openzipkin/zipkin-go v0.2.1/go.mod h1:NaW6tEwdmWMaCDZzg8sh+IBNOxHMPnhQw8ySjnjRyN4=
 github.com/openzipkin/zipkin-go v0.2.2/go.mod h1:NaW6tEwdmWMaCDZzg8sh+IBNOxHMPnhQw8ySjnjRyN4=
 github.com/pact-foundation/pact-go v1.0.4/go.mod h1:uExwJY4kCzNPcHRj+hCR/HBbOOIwwtUjcrb0b5/5kLM=
+github.com/panjf2000/ants/v2 v2.3.0/go.mod h1:LtwNaBX6OeF5qRtQlaeGndalVwJlS2ueur7uwoAHbPA=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
+github.com/paulmach/orb v0.2.1/go.mod h1:91bG5A8qKNOiZtlKc0BqKMB3O5kWfRQorTwo8BZ2B/0=
+github.com/paulmach/protoscan v0.2.0/go.mod h1:2c55sl1Hu6/tgRfc8Y8zADsxuSCYC2IrPh0JCqP/yrw=
 github.com/pborman/uuid v1.2.0/go.mod h1:X/NO0urCmaxf9VXbdlT7C2Yzkj2IKimNn4k+gtPdI/k=
 github.com/pelletier/go-toml v1.2.0 h1:T5zMGML61Wp+FlcbWjRDT7yAxhJNAiPPLOFECq181zc=
 github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
@@ -357,6 +398,7 @@ github.com/prometheus/client_golang v0.9.3/go.mod h1:/TN21ttK/J9q6uSwhBd54HahCDf
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
 github.com/prometheus/client_golang v1.2.1/go.mod h1:XMU6Z2MjaRKVu/dC1qupJI9SiNkDYzz3xecMgSW/F+U=
 github.com/prometheus/client_golang v1.3.0/go.mod h1:hJaj2vgQTGQmVCsAACORcieXFeDPbaTKGT+JTgUa3og=
+github.com/prometheus/client_golang v1.6.0/go.mod h1:ZLOG9ck3JLRdB5MgO8f+lLTe83AXG6ro35rLTxvnIl4=
 github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
 github.com/prometheus/client_golang v1.9.0 h1:Rrch9mh17XcxvEu9D9DEpb4isxjGBtcevQjKvxPRQIU=
 github.com/prometheus/client_golang v1.9.0/go.mod h1:FqZLKOZnGdFAhOK4nqGHa7D66IdsO+O441Eve7ptJDU=
@@ -372,6 +414,7 @@ github.com/prometheus/common v0.2.0/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y8
 github.com/prometheus/common v0.4.0/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
 github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
 github.com/prometheus/common v0.7.0/go.mod h1:DjGbpBbp5NYNiECxcL/VnbXCCaQpKd3tt26CguLLsqA=
+github.com/prometheus/common v0.9.1/go.mod h1:yhUN8i9wzaXS3w1O07YhxHEBxD+W35wd8bs7vj7HSQ4=
 github.com/prometheus/common v0.10.0 h1:RyRA7RzGXQZiW+tGMr7sxa85G1z0yOpM1qq5c8lNawc=
 github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
 github.com/prometheus/common v0.15.0 h1:4fgOnadei3EZvgRwxJ7RMpG1k1pOZth5Pc13tyspaKM=
@@ -382,6 +425,7 @@ github.com/prometheus/procfs v0.0.0-20190507164030-5867b95ac084/go.mod h1:TjEm7z
 github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
 github.com/prometheus/procfs v0.0.5/go.mod h1:4A/X28fw3Fc593LaREMrKMqOKvUAntwMDaekg4FpcdQ=
 github.com/prometheus/procfs v0.0.8/go.mod h1:7Qr8sr6344vo1JqZ6HhLceV9o3AJ1Ff+GxbHq6oeK9A=
+github.com/prometheus/procfs v0.0.11/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
 github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
 github.com/prometheus/procfs v0.2.0 h1:wH4vA7pcjKuZzjF7lM8awk4fnuJO6idemZXoKnULUx4=
 github.com/prometheus/procfs v0.2.0/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
@@ -415,6 +459,7 @@ github.com/spf13/cast v1.3.0 h1:oget//CVOEoFewqQxwr0Ej5yjygnqGkvggSE/gB35Q8=
 github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
 github.com/spf13/cobra v0.0.3/go.mod h1:1l0Ry5zgKvJasoi3XT1TypsSe7PqH0Sj9dhYf7v3XqQ=
 github.com/spf13/cobra v0.0.5/go.mod h1:3K3wKZymM7VvHMDS9+Akkh4K60UwM26emMESw8tLCHU=
+github.com/spf13/cobra v1.0.0/go.mod h1:/6GTrnGXV9HjY+aR4k0oJ5tcvakLuG6EuKReYlHNrgE=
 github.com/spf13/jwalterweatherman v1.0.0 h1:XHEdyB+EcvlqZamSM4ZOMGlc93t6AcsBEu9Gc1vn7yk=
 github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
 github.com/spf13/pflag v1.0.1/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
@@ -422,6 +467,8 @@ github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnIn
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
+github.com/spf13/viper v1.4.0/go.mod h1:PTJ7Z/lr49W6bUbkmS1V3by4uWynFiR9p7+dSq/yZzE=
+github.com/spf13/viper v1.7.0/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
 github.com/spf13/viper v1.7.1 h1:pM5oEahlgWv/WnHXpgbKz7iLIxRf65tye2Ci+XFK5sk=
 github.com/spf13/viper v1.7.1/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
 github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
@@ -442,6 +489,7 @@ github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69
 github.com/syndtr/goleveldb v0.0.0-20180307113352-169b1b37be73/go.mod h1:Z4AUp2Km+PwemOoO/VB5AOx9XSsIItzFjoJlOSiYmn0=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
+github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
 github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
@@ -451,6 +499,8 @@ github.com/valyala/fasthttp v1.19.0 h1:PfTS4PeH3xDr3WomrDS2ID8lU2GskK1xS3YG6gIpi
 github.com/valyala/fasthttp v1.19.0/go.mod h1:jjraHZVbKOXftJfsOYoAjaeygpj5hr8ermTRJNroD7A=
 github.com/valyala/fasthttp v1.20.0 h1:olTmcnLQeZrkBc4TVgE/BatTo1NE/IvW050AuD8SW+U=
 github.com/valyala/fasthttp v1.20.0/go.mod h1:jjraHZVbKOXftJfsOYoAjaeygpj5hr8ermTRJNroD7A=
+github.com/valyala/fasthttp v1.22.0 h1:OpwH5KDOJ9cS2bq8fD+KfT4IrksK0llvkHf4MZx42jQ=
+github.com/valyala/fasthttp v1.22.0/go.mod h1:0mw2RjXGOzxf4NL2jni3gUQ7LfjjUSiG5sskOUUSEpU=
 github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a/go.mod h1:v3UYOV9WzVtRmSR+PDvWpU/qWl4Wa5LApYYX4ZtKbio=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
@@ -459,6 +509,7 @@ github.com/yuin/gopher-lua v0.0.0-20191128022950-c6266f4fe8d7/go.mod h1:gqRgreBU
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.4/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
+go.etcd.io/bbolt v1.3.5/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
 go.etcd.io/etcd v0.0.0-20191023171146-3cf2f69b5738/go.mod h1:dnLIgRNXwCJa5e+c6mIZCrds/GIG4ncV9HhK5PX7jPg=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 go.opencensus.io v0.20.2/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
@@ -468,12 +519,14 @@ go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
+go.uber.org/atomic v1.5.1/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.6.0 h1:Ezj3JGmsOnG1MoRWQkPBsKLe9DwWD9QeXzTRzzldNVk=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.7.0 h1:ADUqmZGgLDDfbSL9ZmPxKTybcoEYHgpYfELNoN+7hsw=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/multierr v1.3.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
+go.uber.org/multierr v1.4.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
 go.uber.org/multierr v1.5.0 h1:KCa4XfM8CWFCpxXRGok+Q0SS/0XBhMDbHHGABQLvD2A=
 go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
 go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee h1:0mgffUl7nfd+FpvXMVz4IDEaUSmT1ysygQC7qYo7sG4=
@@ -489,11 +542,17 @@ golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnf
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20200117160349-530e935923ad/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0 h1:hb9wdF1z5waM+dSIICn1l0DkLVDT3hqhhQsDNUmHPRE=
 golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83 h1:/ZScEX8SfEmUGRHs0gxpqteO5nfNW6axyZbBdw9A12g=
+golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
+golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 h1:It14KIkyBFYkHkwZ7k45minvA9aorojkyjGk9KJ5B/w=
+golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -509,6 +568,7 @@ golang.org/x/lint v0.0.0-20190409202823-959b441ac422/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de h1:5hukYrvBGR8/eNkX5mdUezrA6JiaEZDtJb9Ei+1LlBs=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
+golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
 golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
@@ -528,15 +588,21 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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+golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
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 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20191105084925-a882066a44e0/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200602114024-627f9648deb9 h1:pNX+40auqi2JqRfOP1akLGtYcn15TUbkhwuCO3foqqM=
 golang.org/x/net v0.0.0-20200602114024-627f9648deb9/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20201016165138-7b1cca2348c0 h1:5kGOVHlq0euqwzgTC9Vu15p6fV1Wi0ArVi8da2urnVg=
 golang.org/x/net v0.0.0-20201016165138-7b1cca2348c0/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20210226101413-39120d07d75e h1:jIQURUJ9mlLvYwTBtRHm9h58rYhSonLvRvgAnP8Nr7I=
+golang.org/x/net v0.0.0-20210226101413-39120d07d75e/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -571,23 +637,34 @@ golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191008105621-543471e840be/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191220142924-d4481acd189f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200420163511-1957bb5e6d1f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980 h1:OjiUf46hAmXblsZdnoSXsEUSKU8r1UEzcL5RVZ4gO9Y=
 golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201214210602-f9fddec55a1e h1:AyodaIpKjppX+cBfTASF2E1US3H2JFBj920Ot3rtDjs=
 golang.org/x/sys v0.0.0-20201214210602-f9fddec55a1e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210225134936-a50acf3fe073 h1:8qxJSnu+7dRq6upnbntrmriWByIakBuct5OM/MdQC1M=
+golang.org/x/sys v0.0.0-20210225134936-a50acf3fe073/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.5 h1:i6eZZ+zk0SOf0xgBpEpPD18qWcJda6q1sxt3S0kzyUQ=
+golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -596,6 +673,7 @@ golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGm
 golang.org/x/tools v0.0.0-20180318012157-96caea41033d/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20181030221726-6c7e314b6563/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
@@ -614,6 +692,7 @@ golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191112195655-aa38f8e97acc/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20191125144606-a911d9008d1f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200103221440-774c71fcf114/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200123022218-593de606220b h1:ztSlcncMErSAUzXwnVO1iTPxHwtvOHBB26SGiyYXIEE=
 golang.org/x/tools v0.0.0-20200123022218-593de606220b/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
@@ -660,6 +739,10 @@ google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.35.0 h1:TwIQcH3es+MojMVojxxfQ3l3OF2KzlRxML2xZq0kRo8=
 google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.36.0 h1:o1bcQ6imQMIOpdrO3SWf2z5RV72WbDwdXuK0MDlc8As=
+google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.36.1 h1:cmUfbeGKnz9+2DD/UYsMQXeqbHZqZDs4eQwW0sFOpBY=
+google.golang.org/grpc v1.36.1/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -692,6 +775,7 @@ gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.5 h1:ymVxjfMaHvXD8RqPRmzHHsB3VvucivSkIAvJFDI5O3c=
 gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=

go_dev.mod

@@ -1,6 +1,6 @@
 module github.com/nspcc-dev/neofs-http-gate
 
-go 1.13
+go 1.16
 
 require (
     github.com/fasthttp/router v0.6.1

health.go

@@ -17,7 +17,6 @@ func attachHealthy(r *router.Router, e stater) {
 		ctx.SetStatusCode(fasthttp.StatusOK)
 		ctx.SetBodyString(healthyState + "ready")
 	})
-
 	r.GET("/-/healthy/", func(c *fasthttp.RequestCtx) {
 		code := fasthttp.StatusOK
 		msg := "healthy"
@@ -26,7 +25,6 @@ func attachHealthy(r *router.Router, e stater) {
 			msg = "unhealthy: " + err.Error()
 			code = fasthttp.StatusBadRequest
 		}
-
 		c.Response.Reset()
 		c.SetStatusCode(code)
 		c.SetContentType(defaultContentType)

logger/grpc.go

@@ -0,0 +1,60 @@
+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 interface {
+		grpclog.LoggerV2
+		Println(v ...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(),
+	}
+}
+
+func (z *zapLogger) Info(args ...interface{}) { z.log.Info(args...) }
+
+func (z *zapLogger) Infoln(args ...interface{}) { z.log.Info(args...) }
+
+func (z *zapLogger) Infof(format string, args ...interface{}) { z.log.Infof(format, args...) }
+
+func (z *zapLogger) Println(args ...interface{}) { z.log.Info(args...) }
+
+func (z *zapLogger) Printf(format string, args ...interface{}) { z.log.Infof(format, args...) }
+
+func (z *zapLogger) Warning(args ...interface{}) { z.log.Warn(args...) }
+
+func (z *zapLogger) Warningln(args ...interface{}) { z.log.Warn(args...) }
+
+func (z *zapLogger) Warningf(format string, args ...interface{}) { z.log.Warnf(format, args...) }
+
+func (z *zapLogger) Error(args ...interface{}) { z.log.Error(args...) }
+
+func (z *zapLogger) Errorln(args ...interface{}) { z.log.Error(args...) }
+
+func (z *zapLogger) Errorf(format string, args ...interface{}) { z.log.Errorf(format, args...) }
+
+func (z *zapLogger) Fatal(args ...interface{}) { z.log.Fatal(args...) }
+
+func (z *zapLogger) Fatalln(args ...interface{}) { z.log.Fatal(args...) }
+
+func (z *zapLogger) Fatalf(format string, args ...interface{}) { z.Fatalf(format, args...) }
+
+func (z *zapLogger) V(int) bool { return z.Enabled(zapcore.DebugLevel) }

logger/option.go

@@ -0,0 +1,23 @@
+package logger
+
+import "go.uber.org/zap"
+
+func WithSamplingInitial(v int) Option { return func(o *options) { o.SamplingInitial = v } }
+
+func WithSamplingThereafter(v int) Option { return func(o *options) { o.SamplingThereafter = v } }
+
+func WithFormat(v string) Option { return func(o *options) { o.Format = v } }
+
+func WithLevel(v string) Option { return func(o *options) { o.Level = v } }
+
+func WithTraceLevel(v string) Option { return func(o *options) { o.TraceLevel = v } }
+
+func WithoutDisclaimer() Option { return func(o *options) { o.NoDisclaimer = true } }
+
+func WithoutCaller() Option { return func(o *options) { o.NoCaller = true } }
+
+func WithAppName(v string) Option { return func(o *options) { o.AppName = v } }
+
+func WithAppVersion(v string) Option { return func(o *options) { o.AppVersion = v } }
+
+func WithZapOptions(opts ...zap.Option) Option { return func(o *options) { o.Options = opts } }

logger/zap.go

@@ -0,0 +1,131 @@
+package logger
+
+import (
+	"strings"
+
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+type (
+	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: "",
+	}
+}
+
+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

@@ -1,50 +1,43 @@
 package main
 
 import (
-	"github.com/nspcc-dev/cdn-sdk/logger"
 	"github.com/nspcc-dev/neofs-http-gate/global"
+	"github.com/nspcc-dev/neofs-http-gate/logger"
 	"github.com/spf13/viper"
 	"go.uber.org/zap"
 )
 
-func newLogger(v *viper.Viper) *zap.Logger {
-	options := []logger.Option{
-		logger.WithLevel(v.GetString(cfgLoggerLevel)),
-		logger.WithTraceLevel(v.GetString(cfgLoggerTraceLevel)),
-
-		logger.WithFormat(v.GetString(cfgLoggerFormat)),
-
-		logger.WithSamplingInitial(v.GetInt(cfgLoggerSamplingInitial)),
-		logger.WithSamplingThereafter(v.GetInt(cfgLoggerSamplingThereafter)),
-
-		logger.WithAppName(v.GetString(cfgApplicationName)),
-		logger.WithAppVersion(v.GetString(cfgApplicationVersion)),
-	}
-
-	if v.GetBool(cfgLoggerNoCaller) {
-		options = append(options, logger.WithoutCaller())
-	}
-
-	if v.GetBool(cfgLoggerNoDisclaimer) {
-		options = append(options, logger.WithoutDisclaimer())
-	}
-
-	l, err := logger.New(options...)
-	if err != nil {
-		panic(err)
-	}
-
-	return l
-}
-
 func main() {
 	var (
 		v = settings()
 		l = newLogger(v)
-		g = global.Context()
-		a = newApp(g, WithLogger(l), WithConfig(v))
 	)
-	go a.Serve(g)
+	globalContext := global.Context()
-	go a.Worker(g)
+	app := newApp(globalContext, WithLogger(l), WithConfig(v))
-	a.Wait()
+	go app.Serve(globalContext)
+	go app.Worker(globalContext)
+	app.Wait()
+}
+
+func newLogger(v *viper.Viper) *zap.Logger {
+	options := []logger.Option{
+		logger.WithLevel(v.GetString(cfgLoggerLevel)),
+		logger.WithTraceLevel(v.GetString(cfgLoggerTraceLevel)),
+		logger.WithFormat(v.GetString(cfgLoggerFormat)),
+		logger.WithSamplingInitial(v.GetInt(cfgLoggerSamplingInitial)),
+		logger.WithSamplingThereafter(v.GetInt(cfgLoggerSamplingThereafter)),
+		logger.WithAppName(v.GetString(cfgApplicationName)),
+		logger.WithAppVersion(v.GetString(cfgApplicationVersion)),
+	}
+	if v.GetBool(cfgLoggerNoCaller) {
+		options = append(options, logger.WithoutCaller())
+	}
+	if v.GetBool(cfgLoggerNoDisclaimer) {
+		options = append(options, logger.WithoutDisclaimer())
+	}
+	l, err := logger.New(options...)
+	if err != nil {
+		panic(err)
+	}
+	return l
 }

neofs/client-plant.go

@@ -0,0 +1,286 @@
+package neofs
+
+import (
+	"bytes"
+	"context"
+	"crypto/ecdsa"
+	"io"
+	"math"
+	"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"
+	objectCore "github.com/nspcc-dev/neofs-node/pkg/core/object"
+	"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/transformer"
+	"github.com/pkg/errors"
+	"google.golang.org/grpc"
+)
+
+const (
+	nodeConnectionTimeout = 10 * time.Second
+	maxObjectSize         = uint64(1 << (20 + 6)) // 64MB
+)
+
+type PutOptions struct {
+	Client       client.Client
+	SessionToken *token.SessionToken
+	BearerToken  *token.BearerToken
+	// ...
+	ContainerID         *container.ID
+	OwnerID             *owner.ID
+	PrepareObjectOnsite bool
+	Reader              io.Reader
+}
+
+type GetOptions struct {
+	Client       client.Client
+	SessionToken *token.SessionToken
+	BearerToken  *token.BearerToken
+	// ...
+	ObjectAddress *object.Address
+	Writer        io.Writer
+}
+
+type SearchOptions struct {
+	Client       client.Client
+	SessionToken *token.SessionToken
+	BearerToken  *token.BearerToken
+	// ...
+	ContainerID *container.ID
+	Attribute   struct {
+		Key   string
+		Value string
+	}
+}
+
+type DeleteOptions struct {
+	Client       client.Client
+	SessionToken *token.SessionToken
+	BearerToken  *token.BearerToken
+	// ...
+	ObjectAddress *object.Address
+}
+
+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
+}
+
+type ClientPlant interface {
+	GetReusableArtifacts(ctx context.Context) (client.Client, *token.SessionToken, error)
+	Object() ObjectClient
+	OwnerID() *owner.ID
+}
+
+type objectClient struct {
+	key  *ecdsa.PrivateKey
+	conn *grpc.ClientConn
+}
+
+type neofsClient struct {
+	key     *ecdsa.PrivateKey
+	ownerID *owner.ID
+	conn    *grpc.ClientConn
+}
+
+func (cc *neofsClient) GetReusableArtifacts(ctx context.Context) (client.Client, *token.SessionToken, error) {
+	c, err := client.New(client.WithDefaultPrivateKey(cc.key), client.WithGRPCConnection(cc.conn))
+	if err != nil {
+		return nil, nil, errors.Wrap(err, "failed to create reusable neofs client")
+	}
+	st, err := c.CreateSession(ctx, math.MaxUint64)
+	if err != nil {
+		return nil, nil, errors.Wrap(err, "failed to create reusable neofs session token")
+	}
+	return c, st, nil
+}
+
+func (cc *neofsClient) Object() ObjectClient {
+	return &objectClient{key: cc.key, conn: cc.conn}
+}
+
+func (cc *neofsClient) OwnerID() *owner.ID {
+	return cc.ownerID
+}
+
+func NewClientPlant(ctx context.Context, address string, creds Credentials) (ClientPlant, error) {
+	toctx, c := context.WithTimeout(ctx, nodeConnectionTimeout)
+	defer c()
+	conn, err := grpc.DialContext(toctx, address, grpc.WithInsecure(), grpc.WithBlock())
+	if err != nil {
+		if err == context.DeadlineExceeded {
+			err = errors.New("failed to connect to neofs node")
+		}
+		return nil, err
+	}
+	return &neofsClient{
+		key:     creds.PrivateKey(),
+		ownerID: creds.Owner(),
+		conn:    conn,
+	}, nil
+}
+
+func (oc *objectClient) Put(ctx context.Context, options *PutOptions) (*object.Address, error) {
+	var (
+		err      error
+		objectID *object.ID
+	)
+	address := object.NewAddress()
+	if options.PrepareObjectOnsite {
+		rawObject := objectCore.NewRaw()
+		rawObject.SetContainerID(options.ContainerID)
+		rawObject.SetOwnerID(options.OwnerID)
+		ns := newNetworkState(ctx, options.Client)
+		objectTarget := transformer.NewPayloadSizeLimiter(maxObjectSize, func() transformer.ObjectTarget {
+			return transformer.NewFormatTarget(&transformer.FormatterParams{
+				Key: oc.key,
+				NextTarget: &remoteClientTarget{
+					ctx:    ctx,
+					client: options.Client,
+				},
+				NetworkState: ns,
+			})
+		})
+		if err = ns.LastError(); err != nil {
+			return nil, err
+		}
+		err = objectTarget.WriteHeader(rawObject)
+		if err != nil {
+			return nil, err
+		}
+		_, err = io.Copy(objectTarget, options.Reader)
+		if err != nil {
+			return nil, err
+		}
+		var ids *transformer.AccessIdentifiers
+		ids, err = objectTarget.Close()
+		if err != nil {
+			return nil, err
+		}
+		address.SetObjectID(ids.SelfID())
+	} else {
+		rawObject := object.NewRaw()
+		rawObject.SetContainerID(options.ContainerID)
+		rawObject.SetOwnerID(options.OwnerID)
+		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
+}
+
+func (oc *objectClient) 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
+}
+
+func (oc *objectClient) 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),
+	)
+}
+
+func (oc *objectClient) 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
+}
+
+type remoteClientTarget struct {
+	ctx     context.Context
+	client  client.Client
+	object  *object.Object
+	payload []byte
+}
+
+func (rct *remoteClientTarget) WriteHeader(raw *objectCore.RawObject) error {
+	rct.object = raw.Object().SDK()
+	return nil
+}
+
+func (rct *remoteClientTarget) Write(p []byte) (n int, err error) {
+	rct.payload = append(rct.payload, p...)
+	return len(p), nil
+}
+
+func (rct *remoteClientTarget) Close() (*transformer.AccessIdentifiers, error) {
+	id, err := rct.client.PutObject(
+		rct.ctx, new(client.PutObjectParams).
+			WithObject(rct.object).
+			WithPayloadReader(bytes.NewReader(rct.payload)),
+	)
+	if err != nil {
+		return nil, err
+	}
+	return new(transformer.AccessIdentifiers).WithSelfID(id), nil
+}
+
+type networkState struct {
+	ctx       context.Context
+	client    client.Client
+	lastError error
+	onError   func(error)
+}
+
+func newNetworkState(ctx context.Context, client client.Client) *networkState {
+	ns := &networkState{
+		ctx:    ctx,
+		client: client,
+	}
+	ns.onError = func(err error) { ns.lastError = err }
+	return ns
+}
+
+func (ns *networkState) LastError() error {
+	return ns.lastError
+}
+
+func (ns *networkState) CurrentEpoch() uint64 {
+	ce, err := ns.client.NetworkInfo(ns.ctx)
+	if err != nil {
+		ns.onError(err)
+	}
+	return ce.CurrentEpoch()
+}

neofs/credentials.go

@@ -0,0 +1,67 @@
+package neofs
+
+import (
+	"crypto/ecdsa"
+
+	"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 {
+		WIF() string
+		Owner() *owner.ID
+		PublicKey() *ecdsa.PublicKey
+		PrivateKey() *ecdsa.PrivateKey
+	}
+
+	cred struct {
+		key   *ecdsa.PrivateKey
+		owner *owner.ID
+		wif   string
+	}
+)
+
+// New 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)
+}
+
+// PrivateKey returns ecdsa.PrivateKey.
+func (c *cred) PrivateKey() *ecdsa.PrivateKey {
+	return c.key
+}
+
+// PublicKey returns ecdsa.PublicKey.
+func (c *cred) PublicKey() *ecdsa.PublicKey {
+	return &c.key.PublicKey
+}
+
+// Owner returns owner.ID.
+func (c *cred) Owner() *owner.ID {
+	return c.owner
+}
+
+// WIF returns string representation of WIF.
+func (c *cred) WIF() string {
+	return c.wif
+}
+
+func setFromPrivateKey(key *ecdsa.PrivateKey) (*cred, error) {
+	wallet, err := owner.NEO3WalletFromPublicKey(&key.PublicKey)
+	if err != nil {
+		return nil, err
+	}
+	ownerID := owner.NewIDFromNeo3Wallet(wallet)
+	wif, err := crypto.WIFEncode(key)
+	if err != nil {
+		return nil, err
+	}
+	return &cred{key: key, owner: ownerID, wif: wif}, nil
+}

pool/pool.go

@@ -0,0 +1,39 @@
+package pool
+
+import (
+	"context"
+
+	"github.com/nspcc-dev/neofs-api-go/pkg/token"
+	"google.golang.org/grpc"
+)
+
+type Client interface {
+	// receive status of connection pool
+	Status() error
+	// worker should be run in goroutine to re-balancing
+	Worker(context.Context)
+	Connection(context.Context) (*grpc.ClientConn, error)
+	Session(context.Context, *grpc.ClientConn) (*token.SessionToken, error)
+}
+
+type pool struct{}
+
+func (p *pool) Status() error {
+	return nil
+}
+
+func (p *pool) Worker(ctx context.Context) {
+	panic("not implemented")
+}
+
+func (p *pool) Connection(ctx context.Context) (*grpc.ClientConn, error) {
+	panic("not implemented")
+}
+
+func (p *pool) Session(ctx context.Context, conn *grpc.ClientConn) (*token.SessionToken, error) {
+	panic("not implemented")
+}
+
+func New() Client {
+	return &pool{}
+}

receive.go

@@ -9,9 +9,9 @@ import (
 	"sync"
 	"time"
 
-	sdk "github.com/nspcc-dev/cdn-sdk"
 	"github.com/nspcc-dev/neofs-api-go/pkg/container"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
+	"github.com/nspcc-dev/neofs-http-gate/neofs"
 	"github.com/pkg/errors"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
@@ -31,7 +31,7 @@ type (
 		*fasthttp.RequestCtx
 
 		log *zap.Logger
-		obj sdk.ObjectClient
+		obj neofs.ObjectClient
 	}
 
 	objectIDs []*object.ID
@@ -49,40 +49,38 @@ func (d *detector) Write(data []byte) (int, error) {
 	return d.Writer.Write(data)
 }
 
-func (r *request) receiveFile(address *object.Address) {
+func (r *request) receiveFile(options *neofs.GetOptions) {
 	var (
 		err      error
 		dis      = "inline"
 		start    = time.Now()
 		filename string
 	)
-
+	if err = storeBearerToken(r.RequestCtx); err != nil {
-	if err = checkAndPropagateBearerToken(r.RequestCtx); err != nil {
+		r.log.Error("could not fetch and store bearer token", zap.Error(err))
-		r.log.Error("could not fetch bearer token", zap.Error(err))
+		r.Error("could not fetch and store bearer token", fasthttp.StatusBadRequest)
-		r.Error("could not fetch bearer token", fasthttp.StatusBadRequest)
 		return
 	}
-
 	writer := newDetector(r.Response.BodyWriter())
-	obj, err := r.obj.Get(r, address, sdk.WithGetWriter(writer))
+	// obj, err := r.obj.Get(r, address, sdk.WithGetWriter(writer))
+	options.Writer = writer
+	obj, err := r.obj.Get(r.RequestCtx, options)
 	if err != nil {
-		r.log.Error("could not receive object",
+		r.log.Error(
+			"could not receive object",
 			zap.Stringer("elapsed", time.Since(start)),
-			zap.Error(err))
+			zap.Error(err),
-
+		)
 		var (
 			msg  = errors.Wrap(err, "could not receive object").Error()
 			code = fasthttp.StatusBadRequest
 		)
-
 		if st, ok := status.FromError(errors.Cause(err)); ok && st != nil {
 			if st.Code() == codes.NotFound {
 				code = fasthttp.StatusNotFound
 			}
-
 			msg = st.Message()
 		}
-
 		r.Error(msg, code)
 		return
 	}
@@ -139,68 +137,79 @@ func (a *app) request(ctx *fasthttp.RequestCtx, log *zap.Logger) *request {
 		RequestCtx: ctx,
 
 		log: log,
-		obj: a.cli.Object(),
+		obj: a.plant.Object(),
 	}
 }
 
 func (a *app) byAddress(c *fasthttp.RequestCtx) {
 	var (
-		err    error
+		err     error
-		adr    = object.NewAddress()
+		address = object.NewAddress()
-		cid, _ = c.UserValue("cid").(string)
+		cid, _  = c.UserValue("cid").(string)
-		oid, _ = c.UserValue("oid").(string)
+		oid, _  = c.UserValue("oid").(string)
-		val    = strings.Join([]string{cid, oid}, "/")
+		val     = strings.Join([]string{cid, oid}, "/")
-		log    = a.log.With(
+		log     = a.log.With(zap.String("cid", cid), zap.String("oid", oid))
-			zap.String("cid", cid),
-			zap.String("oid", oid))
 	)
-
+	if err = address.Parse(val); err != nil {
-	if err = adr.Parse(val); err != nil {
 		log.Error("wrong object address", zap.Error(err))
 		c.Error("wrong object address", fasthttp.StatusBadRequest)
 		return
 	}
-
+	// TODO: Take this from a sync-pool.
-	a.request(c, log).receiveFile(adr)
+	getOpts := new(neofs.GetOptions)
+	getOpts.Client = a.getOperations.client
+	getOpts.SessionToken = a.getOperations.sessionToken
+	getOpts.ObjectAddress = address
+	getOpts.Writer = nil
+	a.request(c, log).receiveFile(getOpts)
 }
 
 func (a *app) byAttribute(c *fasthttp.RequestCtx) {
 	var (
 		err     error
-		ids     []*object.ID
+		scid, _ = c.UserValue("cid").(string)
-		cid     = container.NewID()
-		adr     = object.NewAddress()
-		sCID, _ = c.UserValue("cid").(string)
 		key, _  = c.UserValue("attr_key").(string)
 		val, _  = c.UserValue("attr_val").(string)
-
+		log     = a.log.With(zap.String("cid", scid), zap.String("attr_key", key), zap.String("attr_val", val))
-		log = a.log.With(
-			zap.String("cid", sCID),
-			zap.String("attr_key", key),
-			zap.String("attr_val", val))
 	)
-
+	cid := container.NewID()
-	if err = cid.Parse(sCID); err != nil {
+	if err = cid.Parse(scid); err != nil {
 		log.Error("wrong container id", zap.Error(err))
 		c.Error("wrong container id", fasthttp.StatusBadRequest)
 		return
-	} else if ids, err = a.cli.Object().Search(c, cid, sdk.SearchRootObjects(), sdk.SearchByAttribute(key, val)); err != nil {
+		// } else if ids, err = a.cli.Object().Search(c, cid, sdk.SearchRootObjects(), sdk.SearchByAttribute(key, val)); err != nil {
+	}
+	// TODO: Take this from a sync-pool.
+	searchOpts := new(neofs.SearchOptions)
+	searchOpts.Client = a.getOperations.client
+	searchOpts.SessionToken = a.getOperations.sessionToken
+	searchOpts.BearerToken = nil
+	searchOpts.ContainerID = cid
+	searchOpts.Attribute.Key = key
+	searchOpts.Attribute.Value = val
+	var ids []*object.ID
+	if ids, err = a.plant.Object().Search(c, searchOpts); err != nil {
 		log.Error("something went wrong", zap.Error(err))
 		c.Error("something went wrong", fasthttp.StatusBadRequest)
 		return
 	} else if len(ids) == 0 {
 		log.Debug("object not found")
-		c.Error("not found", fasthttp.StatusNotFound)
+		c.Error("object not found", fasthttp.StatusNotFound)
 		return
 	}
-
 	if len(ids) > 1 {
 		log.Debug("found multiple objects",
 			zap.Strings("object_ids", objectIDs(ids).Slice()),
 			zap.Stringer("show_object_id", ids[0]))
 	}
-
+	address := object.NewAddress()
-	adr.SetContainerID(cid)
+	address.SetContainerID(cid)
-	adr.SetObjectID(ids[0])
+	address.SetObjectID(ids[0])
-	a.request(c, log).receiveFile(adr)
+	// TODO: Take this from a sync-pool.
+	getOpts := new(neofs.GetOptions)
+	getOpts.Client = a.getOperations.client
+	getOpts.SessionToken = a.getOperations.sessionToken
+	getOpts.ObjectAddress = address
+	getOpts.Writer = nil
+	a.request(c, log).receiveFile(getOpts)
 }

settings.go

@@ -79,11 +79,9 @@ var ignore = map[string]struct{}{
 	cfgApplicationName:      {},
 	cfgApplicationVersion:   {},
 	cfgApplicationBuildTime: {},
-
+	cfgPeers:                {},
-	cfgPeers: {},
+	cmdHelp:                 {},
-
+	cmdVersion:              {},
-	cmdHelp:    {},
-	cmdVersion: {},
 }
 
 func (empty) Read([]byte) (int, error) { return 0, io.EOF }
@@ -106,14 +104,14 @@ func settings() *viper.Viper {
 	help := flags.BoolP(cmdHelp, "h", false, "show help")
 	version := flags.BoolP(cmdVersion, "v", false, "show version")
 
-	flags.String(cmdNeoFSKey, "", `"Path to private key file, hex string or wif`)
+	flags.String(cmdNeoFSKey, "", `path to private key file, hex string or wif`)
 
 	flags.Bool(cmdVerbose, false, "debug gRPC connections")
 	flags.Duration(cfgConTimeout, defaultConnectTimeout, "gRPC connect timeout")
 	flags.Duration(cfgReqTimeout, defaultRequestTimeout, "gRPC request timeout")
 	flags.Duration(cfgRebalance, defaultRebalanceTimer, "gRPC connection rebalance timer")
 
-	flags.String(cfgListenAddress, "0.0.0.0:8082", "HTTP Gateway listen address")
+	flags.String(cfgListenAddress, "0.0.0.0:8082", "address to listen")
 	peers := flags.StringArrayP(cfgPeers, "p", nil, "NeoFS nodes")
 
 	// set prefers:

upload.go

@@ -7,10 +7,11 @@ import (
 	"strconv"
 	"time"
 
-	sdk "github.com/nspcc-dev/cdn-sdk"
 	"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-gate/neofs"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
 )
@@ -29,18 +30,17 @@ func newPutResponse(addr *object.Address) *putResponse {
 	}
 }
 
-func (pr *putResponse) Encode(w io.Writer) error {
+func (pr *putResponse) encode(w io.Writer) error {
 	enc := json.NewEncoder(w)
 	enc.SetIndent("", "\t")
 	return enc.Encode(pr)
 }
 
-func (a *app) fetchOwner(ctx context.Context) *owner.ID {
+func (a *app) fetchOwnerAndBearerToken(ctx context.Context) (*owner.ID, *token.BearerToken) {
-	if tkn, err := sdk.BearerToken(ctx); err == nil && tkn != nil {
+	if token, err := loadBearerToken(ctx); err == nil && token != nil {
-		return tkn.Issuer()
+		return token.Issuer(), token
 	}
-
+	return a.plant.OwnerID(), nil
-	return a.cli.Owner()
 }
 
 func (a *app) upload(c *fasthttp.RequestCtx) {
@@ -50,94 +50,93 @@ func (a *app) upload(c *fasthttp.RequestCtx) {
 		addr    *object.Address
 		cid     = container.NewID()
 		sCID, _ = c.UserValue("cid").(string)
-
+		log     = a.log.With(zap.String("cid", sCID))
-		log = a.log.With(zap.String("cid", sCID))
 	)
-
+	if err = storeBearerToken(c); err != nil {
-	if err = checkAndPropagateBearerToken(c); err != nil {
 		log.Error("could not fetch bearer token", zap.Error(err))
 		c.Error("could not fetch bearer token", fasthttp.StatusBadRequest)
 		return
 	}
-
 	if err = cid.Parse(sCID); err != nil {
 		log.Error("wrong container id", zap.Error(err))
 		c.Error("wrong container id", fasthttp.StatusBadRequest)
 		return
 	}
-
 	defer func() {
 		// if temporary reader can be closed - close it
 		if file == nil {
 			return
 		}
-
+		err := file.Close()
-		log.Debug("close temporary multipart/form file",
+		log.Debug(
+			"close temporary multipart/form file",
 			zap.Stringer("address", addr),
 			zap.String("filename", file.FileName()),
-			zap.Error(file.Close()))
+			zap.Error(err),
+		)
 	}()
-
 	boundary := string(c.Request.Header.MultipartFormBoundary())
 	if file, err = fetchMultipartFile(a.log, c.RequestBodyStream(), boundary); err != nil {
 		log.Error("could not receive multipart/form", zap.Error(err))
 		c.Error("could not receive multipart/form: "+err.Error(), fasthttp.StatusBadRequest)
-
 		return
 	}
-
 	filtered := filterHeaders(a.log, &c.Request.Header)
 	attributes := make([]*object.Attribute, 0, len(filtered))
-
 	// prepares attributes from filtered headers
 	for key, val := range filtered {
 		attribute := object.NewAttribute()
 		attribute.SetKey(key)
 		attribute.SetValue(val)
-
 		attributes = append(attributes, attribute)
 	}
-
 	// sets FileName attribute if it wasn't set from header
 	if _, ok := filtered[object.AttributeFileName]; !ok {
 		filename := object.NewAttribute()
 		filename.SetKey(object.AttributeFileName)
 		filename.SetValue(file.FileName())
-
 		attributes = append(attributes, filename)
 	}
-
 	// sets Timestamp attribute if it wasn't set from header and enabled by settings
 	if _, ok := filtered[object.AttributeTimestamp]; !ok && a.enableDefaultTimestamp {
 		timestamp := object.NewAttribute()
 		timestamp.SetKey(object.AttributeTimestamp)
 		timestamp.SetValue(strconv.FormatInt(time.Now().Unix(), 10))
-
 		attributes = append(attributes, timestamp)
 	}
-
+	oid, bt := a.fetchOwnerAndBearerToken(c)
 	// prepares new object and fill it
 	raw := object.NewRaw()
 	raw.SetContainerID(cid)
-	raw.SetOwnerID(a.fetchOwner(c))
+	raw.SetOwnerID(oid)
 	raw.SetAttributes(attributes...)
-
 	// tries to put file into NeoFS or throw error
-	if addr, err = a.cli.Object().Put(c, raw.Object(), sdk.WithPutReader(file)); err != nil {
+	// if addr, err = a.plant.Object().Put(c, raw.Object(), sdk.WithPutReader(file)); err != nil {
-		log.Error("could not store file in NeoFS", zap.Error(err))
+	// TODO: Take this from a sync pool.
-		c.Error("could not store file in NeoFS", fasthttp.StatusBadRequest)
+	putOpts := new(neofs.PutOptions)
-
+	putOpts.Client, putOpts.SessionToken, err = a.plant.GetReusableArtifacts(c)
+	if err != nil {
+		log.Error("failed to get neofs client's reusable artifacts", zap.Error(err))
+		c.Error("failed to get neofs client's reusable artifacts", fasthttp.StatusInternalServerError)
+		return
+	}
+	putOpts.BearerToken = bt
+	putOpts.ContainerID = cid
+	putOpts.OwnerID = oid
+	putOpts.PrepareObjectOnsite = false
+	putOpts.Reader = file
+	if addr, err = a.plant.Object().Put(c, putOpts); err != nil {
+		log.Error("could not store file in NeoFS", zap.Error(err))
+		c.Error("could not store file in NeoFS", fasthttp.StatusBadRequest)
 		return
 	}
-
 	// tries to return response, otherwise, if something went wrong throw error
-	if err = newPutResponse(addr).Encode(c); err != nil {
+	if err = newPutResponse(addr).encode(c); err != nil {
 		log.Error("could not prepare response", zap.Error(err))
 		c.Error("could not prepare response", fasthttp.StatusBadRequest)
 
 		return
 	}
-
 	// reports status code and content type
 	c.Response.SetStatusCode(fasthttp.StatusOK)
 	c.Response.Header.SetContentType(jsonHeader)