From 1122a62aca278d0286f97ca0fcbb42d587f3a4f6 Mon Sep 17 00:00:00 2001
From: Julio Guerra <julio@datadog.com>
Date: Fri, 16 Dec 2022 17:26:34 +0100
Subject: [PATCH] internal/remoteconfig: ignore empty update

---
 internal/remoteconfig/remoteconfig.go | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/internal/remoteconfig/remoteconfig.go b/internal/remoteconfig/remoteconfig.go
index fe3e36f4e5..0626466ecd 100644
--- a/internal/remoteconfig/remoteconfig.go
+++ b/internal/remoteconfig/remoteconfig.go
@@ -175,9 +175,19 @@ func (c *Client) updateState() {
 		return
 	}
 
+	respBody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		log.Error("remoteconfig: http request error: could not read the response body: %v", err)
+		return
+	}
+
+	if body := string(respBody); body == `{}` || body == `null` {
+		return
+	}
+
 	var update clientGetConfigsResponse
-	if err := json.NewDecoder(resp.Body).Decode(&update); err != nil {
-		log.Error("remoteconfig: http request: could not parse the json response body: %v", err)
+	if err := json.Unmarshal(respBody, &update); err != nil {
+		log.Error("remoteconfig: http request error: could not parse the json response body: %v", err)
 		return
 	}