From cd5f60e22e1da30f99520a080ac66dcdcbec4b8a Mon Sep 17 00:00:00 2001
From: matthewhudsonedb <matthew.hudson@enterprisedb.com>
Date: Mon, 6 Jan 2025 16:23:58 +1100
Subject: [PATCH] fix: Fix loki ruler generator url left parameter url encoding

---
 pkg/ruler/base/ruler.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkg/ruler/base/ruler.go b/pkg/ruler/base/ruler.go
index adb1a7c136def..4e466810570b1 100644
--- a/pkg/ruler/base/ruler.go
+++ b/pkg/ruler/base/ruler.go
@@ -407,9 +407,9 @@ func grafanaLinkForExpression(expr, datasourceUID string) string {
 	}
 
 	marshaledExpression, _ := json.Marshal(exprStruct)
-	escapedExpression := url.QueryEscape(string(marshaledExpression))
-	str := `/explore?left={"queries":[%s]}`
-	return fmt.Sprintf(str, escapedExpression)
+	params := url.Values{}
+	params.Set("left", fmt.Sprintf(`{"queries":[%s]}`, marshaledExpression))
+	return `/explore?` + params.Encode()
 }
 
 // SendAlerts implements a rules.NotifyFunc for a Notifier.