From 25cca87959cf77417e5195cea85afe65ca494d4d Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Thu, 28 Jan 2021 22:46:57 +0200
Subject: [PATCH] Stringify error message in ping endpoint

---
 provisioning.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/provisioning.go b/provisioning.go
index c0048a7..da8b6ca 100644
--- a/provisioning.go
+++ b/provisioning.go
@@ -262,9 +262,13 @@ func (prov *ProvisioningAPI) Ping(w http.ResponseWriter, r *http.Request) {
 			"is_login_in_progress": user.Conn.IsLoginInProgress(),
 		}
 		err := user.Conn.AdminTest()
+		var errStr string
+		if err != nil {
+			errStr = err.Error()
+		}
 		wa["ping"] = map[string]interface{}{
 			"ok":  err == nil,
-			"err": err,
+			"err": errStr,
 		}
 	}
 	resp := map[string]interface{}{