From a9a61ae91f9d60b804f7f2758f0b9fbf57098ee7 Mon Sep 17 00:00:00 2001
From: Filippo Giunchedi <filippo@wikimedia.org>
Date: Thu, 14 Mar 2019 11:10:13 +0100
Subject: [PATCH] Enforce sorted labels in series trackers

Labels need to be sorted when written to blocks to allow Hash() to work
as expected.

Fixes #5
---
 series_migrator.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/series_migrator.go b/series_migrator.go
index 32ed7cd..eb12925 100644
--- a/series_migrator.go
+++ b/series_migrator.go
@@ -299,7 +299,7 @@ func (m *storageMigrator) initTrackers(ctx context.Context) error {
 				m.trackers = append(m.trackers, &seriesFileTracker{
 					fp:       fp,
 					curChunk: 0,
-					labels:   ls,
+					labels:   labels.New(ls...),
 				})
 			}
 		}
-- 
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