From f9c98d6cba6b93fd5525172fb7f4e4b8b96aead6 Mon Sep 17 00:00:00 2001
From: Christian Haudum <christian.haudum@gmail.com>
Date: Tue, 31 Aug 2021 09:22:04 +0200
Subject: [PATCH] Register CLI flag for ChunkStoreConfig.MaxLookBackPeriod

Even though the flag is already deprecated, registering the flag is necessary
for generating the config reference documentation.
---
 pkg/storage/store.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkg/storage/store.go b/pkg/storage/store.go
index e95b1ef102db..a9a5e8f39178 100644
--- a/pkg/storage/store.go
+++ b/pkg/storage/store.go
@@ -83,6 +83,8 @@ type ChunkStoreConfig struct {
 // RegisterFlags adds the flags required to configure this flag set.
 func (cfg *ChunkStoreConfig) RegisterFlags(f *flag.FlagSet) {
 	cfg.StoreConfig.RegisterFlags(f)
+	_ = cfg.MaxLookBackPeriod.Set("0s")
+	f.Var(&cfg.MaxLookBackPeriod, "store.chunks-cache.max-look-back-period", "This flag is deprecated. Use -querier.max-query-lookback instead.")
 }
 
 func (cfg *ChunkStoreConfig) Validate(logger log.Logger) error {