From 8389887a3421e56a5dc70a0a2657772ec1f6b64a Mon Sep 17 00:00:00 2001
From: Aleksey Savchuk <a.savchuk@yadro.com>
Date: Tue, 28 Jan 2025 14:37:33 +0300
Subject: [PATCH] [#319] object/transformer: Add expiration epoch to each part

Signed-off-by: Aleksey Savchuk <a.savchuk@yadro.com>
---
 object/transformer/transformer.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/object/transformer/transformer.go b/object/transformer/transformer.go
index f7e5cd3..ce5259f 100644
--- a/object/transformer/transformer.go
+++ b/object/transformer/transformer.go
@@ -6,6 +6,7 @@ import (
 	"crypto/sha256"
 	"fmt"
 
+	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/object"
 	buffPool "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/util/pool"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -327,4 +328,11 @@ func (s *payloadSizeLimiter) prepareFirstChild() {
 	s.current.SetAttributes()
 
 	// attributes will be added to parent in detachParent
+
+	// add expiration epoch to each part
+	for _, attr := range s.parAttrs {
+		if attr.Key() == objectV2.SysAttributeExpEpoch {
+			s.current.SetAttributes(attr)
+		}
+	}
 }