From 2a51351d093386b311d3ef81ab6e8f0edc2d794f Mon Sep 17 00:00:00 2001
From: Sofia Papagiannaki <1632407+papagian@users.noreply.github.com>
Date: Mon, 6 Dec 2021 09:26:06 +0200
Subject: [PATCH] Improve comments and error message.

---
 pkg/api/plugins.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkg/api/plugins.go b/pkg/api/plugins.go
index 0c29717fe53..217e40de95e 100644
--- a/pkg/api/plugins.go
+++ b/pkg/api/plugins.go
@@ -263,11 +263,12 @@ func (hs *HTTPServer) getPluginAssets(c *models.ReqContext) {
 		return
 	}
 
+	// prepend slash for cleaning relative paths
 	requestedFile := filepath.Clean(filepath.Join("/", c.Params("*")))
 	rel, err := filepath.Rel("/", requestedFile)
 	if err != nil {
-		// this should not never fail
-		c.JsonApiErr(500, "Relative path found", err)
+		// slash is prepended above therefore this is not expected to fail
+		c.JsonApiErr(500, "Failed to get the relative path", err)
 		return
 	}