From 3ba1fa3cee58aabaee0550b19d2bcb9a103f82d0 Mon Sep 17 00:00:00 2001
From: Michael Eischer <michael.eischer@fau.de>
Date: Sat, 24 Feb 2024 17:20:10 +0100
Subject: [PATCH] repository: remove a few global variables

---
 internal/repository/key.go     |  2 +-
 internal/repository/testing.go | 13 +++++--------
 2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/internal/repository/key.go b/internal/repository/key.go
index d9f8d8e17..4d597da4d 100644
--- a/internal/repository/key.go
+++ b/internal/repository/key.go
@@ -47,7 +47,7 @@ type Key struct {
 // calibrated on the first run of AddKey().
 var Params *crypto.Params
 
-var (
+const (
 	// KDFTimeout specifies the maximum runtime for the KDF.
 	KDFTimeout = 500 * time.Millisecond
 
diff --git a/internal/repository/testing.go b/internal/repository/testing.go
index dbbdbeb07..faa40c70a 100644
--- a/internal/repository/testing.go
+++ b/internal/repository/testing.go
@@ -17,13 +17,6 @@ import (
 	"github.com/restic/chunker"
 )
 
-// testKDFParams are the parameters for the KDF to be used during testing.
-var testKDFParams = crypto.Params{
-	N: 128,
-	R: 1,
-	P: 1,
-}
-
 type logger interface {
 	Logf(format string, args ...interface{})
 }
@@ -31,7 +24,11 @@ type logger interface {
 // TestUseLowSecurityKDFParameters configures low-security KDF parameters for testing.
 func TestUseLowSecurityKDFParameters(t logger) {
 	t.Logf("using low-security KDF parameters for test")
-	Params = &testKDFParams
+	Params = &crypto.Params{
+		N: 128,
+		R: 1,
+		P: 1,
+	}
 }
 
 // TestBackend returns a fully configured in-memory backend.