[#19] Move connection list sorting to a proper place

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

app.go

@@ -2,7 +2,6 @@ package main
 
 import (
 	"context"
-	"sort"
 	"strconv"
 
 	"github.com/fasthttp/router"
@@ -99,7 +98,6 @@ func newApp(ctx context.Context, opt ...Option) App {
 		cl.Add(address, weight)
 		a.log.Info("add connection", zap.String("address", address), zap.Float64("weight", weight))
 	}
-	sort.Sort(sort.Reverse(cl))
 	creds, err := neofs.NewCredentials(a.cfg.GetString(cmdNeoFSKey))
 	if err != nil {
 		a.log.Fatal("could not get neofs credentials", zap.Error(err))

neofs/client-plant.go

@@ -6,6 +6,7 @@ import (
 	"crypto/ecdsa"
 	"io"
 	"math"
+	"sort"
 	"time"
 
 	"github.com/nspcc-dev/neofs-api-go/pkg/client"
@@ -121,6 +122,7 @@ func (cl *ConnectionList) Add(address string, weight float64) ConnectionList {
 func NewClientPlant(ctx context.Context, connectionList ConnectionList, creds Credentials) (ClientPlant, error) {
 	toctx, c := context.WithTimeout(ctx, nodeConnectionTimeout)
 	defer c()
+	sort.Sort(sort.Reverse(connectionList))
 	// TODO: Use connection pool here.
 	address := connectionList[0].address
 	conn, err := grpc.DialContext(toctx, address, grpc.WithInsecure(), grpc.WithBlock())