From a205dce83600a874da5a02176217e333662cbf01 Mon Sep 17 00:00:00 2001
From: Andreas Gebhardt <agebhar1@googlemail.com>
Date: Mon, 22 May 2023 17:56:42 +0200
Subject: [PATCH] chunks-inspect: print chunk version (format) (#9490)

Get the version byte of the current inspecting Loki chunk printed.
---
 cmd/chunks-inspect/loki.go | 2 ++
 cmd/chunks-inspect/main.go | 1 +
 2 files changed, 3 insertions(+)

diff --git a/cmd/chunks-inspect/loki.go b/cmd/chunks-inspect/loki.go
index 35bb90774a..d8fd5d0a91 100644
--- a/cmd/chunks-inspect/loki.go
+++ b/cmd/chunks-inspect/loki.go
@@ -62,6 +62,7 @@ const (
 )
 
 type LokiChunk struct {
+	format   byte
 	encoding Encoding
 
 	blocks []LokiBlock
@@ -149,6 +150,7 @@ func parseLokiChunk(chunkHeader *ChunkHeader, r io.Reader) (*LokiChunk, error) {
 	metadata = metadata[n:]
 
 	lokiChunk := &LokiChunk{
+		format:                   f,
 		encoding:                 compression,
 		metadataChecksum:         metaChecksum,
 		computedMetadataChecksum: computedMetaChecksum,
diff --git a/cmd/chunks-inspect/main.go b/cmd/chunks-inspect/main.go
index 0aa99a57f1..c25f621845 100644
--- a/cmd/chunks-inspect/main.go
+++ b/cmd/chunks-inspect/main.go
@@ -65,6 +65,7 @@ func printFile(filename string, blockDetails, printLines, storeBlocks bool) {
 		return
 	}
 
+	fmt.Println("Format (Version):", lokiChunk.format)
 	fmt.Println("Encoding:", lokiChunk.encoding)
 	fmt.Print("Blocks Metadata Checksum: ", fmt.Sprintf("%08x", lokiChunk.metadataChecksum))
 	if lokiChunk.metadataChecksum == lokiChunk.computedMetadataChecksum {