From 0342a2a3e5d077d50127ee6bbcee21d4260a29be Mon Sep 17 00:00:00 2001
From: Sida Chen <sida.chen@coreos.com>
Date: Tue, 9 May 2017 15:13:42 -0400
Subject: [PATCH] cmd: make pagination key error clearer

---
 cmd/clair/config.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmd/clair/config.go b/cmd/clair/config.go
index c11e971f..3e57a979 100644
--- a/cmd/clair/config.go
+++ b/cmd/clair/config.go
@@ -105,6 +105,7 @@ func LoadConfig(path string) (config *Config, err error) {
 	} else {
 		_, err = fernet.DecodeKey(config.API.PaginationKey)
 		if err != nil {
+			err = errors.New("Invalid Pagination key; must be 32-bit URL-safe base64")
 			return
 		}
 	}