From 886baf3136f63535a73e41a44cc5f0a269160c8b Mon Sep 17 00:00:00 2001
From: Evgenii Stratonikov <evgeniy@nspcc.ru>
Date: Tue, 24 May 2022 14:27:09 +0300
Subject: [PATCH] [#1426] services/tree: Do not replicate to a local node

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
---
 pkg/services/tree/replicator.go | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/pkg/services/tree/replicator.go b/pkg/services/tree/replicator.go
index 7dd9adbac..53a3e9ae8 100644
--- a/pkg/services/tree/replicator.go
+++ b/pkg/services/tree/replicator.go
@@ -1,12 +1,14 @@
 package tree
 
 import (
+	"bytes"
 	"context"
 	"crypto/sha256"
 	"encoding/base64"
 	"fmt"
 	"time"
 
+	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	clientcore "github.com/nspcc-dev/neofs-node/pkg/core/client"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/pilorama"
 	"github.com/nspcc-dev/neofs-node/pkg/network"
@@ -29,6 +31,7 @@ const (
 )
 
 func (s *Service) replicateLoop(ctx context.Context) {
+	rawKey := (*keys.PublicKey)(&s.key.PublicKey).Bytes()
 	for {
 		select {
 		case <-s.closeCh:
@@ -36,7 +39,7 @@ func (s *Service) replicateLoop(ctx context.Context) {
 			return
 		case op := <-s.replicateCh:
 			ctx, cancel := context.WithTimeout(ctx, defaultReplicatorTimeout)
-			err := s.replicate(ctx, op)
+			err := s.replicate(ctx, rawKey, op)
 			cancel()
 
 			if err != nil {
@@ -49,7 +52,7 @@ func (s *Service) replicateLoop(ctx context.Context) {
 	}
 }
 
-func (s *Service) replicate(ctx context.Context, op movePair) error {
+func (s *Service) replicate(ctx context.Context, rawKey []byte, op movePair) error {
 	req := newApplyRequest(&op)
 	err := signMessage(req, s.key)
 	if err != nil {
@@ -63,6 +66,10 @@ func (s *Service) replicate(ctx context.Context, op movePair) error {
 
 	var node clientcore.NodeInfo
 	for _, n := range nodes {
+		if bytes.Equal(n.PublicKey(), rawKey) {
+			continue
+		}
+
 		var lastErr error
 
 		n.IterateNetworkEndpoints(func(addr string) bool {