reverseproxy: Err 503 if all upstreams unavailable

caddyserver · Jul 8, 2022 · d6bc9e0 · d6bc9e0
1 parent 54d1923
commit d6bc9e0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/modules/caddyhttp/reverseproxy/reverseproxy.go b/modules/caddyhttp/reverseproxy/reverseproxy.go
@@ -477,7 +477,7 @@ func (h *Handler) proxyLoopIteration(r *http.Request, origReq *http.Request, w h
 	upstream := h.LoadBalancing.SelectionPolicy.Select(upstreams, r, w)
 	if upstream == nil {
 		if proxyErr == nil {
-			proxyErr = fmt.Errorf("no upstreams available")
+			proxyErr = caddyhttp.Error(http.StatusServiceUnavailable, fmt.Errorf("no upstreams available"))
 		}
 		if !h.LoadBalancing.tryAgain(h.ctx, start, proxyErr, r) {
 			return true, proxyErr