From cbcff0f4fb06d46f5c00ee7eb38e20a13b152aaf Mon Sep 17 00:00:00 2001
From: Gabriele <41424282+gabridego@users.noreply.github.com>
Date: Wed, 29 May 2024 17:48:15 +0200
Subject: [PATCH] rtsp: prioritise digest authentication

This pull request solves a problem with security cameras that send both basic and digest realms, prioritising digest authentication.
---
 format/rtspv2/client.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/format/rtspv2/client.go b/format/rtspv2/client.go
index 397f1e7..a543027 100644
--- a/format/rtspv2/client.go
+++ b/format/rtspv2/client.go
@@ -418,6 +418,12 @@ func (client *RTSPClient) request(method string, customHeaders map[string]string
 				if splits[0] == "Content-length" {
 					splits[0] = "Content-Length"
 				}
+				if val, ok := res[splits[0]]; ok {
+					if splits[0] == "WWW-Authenticate" && strings.Contains(val, "Digest") && strings.Contains(splits[1], "Basic") {
+						// prioritise digest authentication
+						continue
+					}
+				}
 				res[splits[0]] = splits[1]
 			}
 		}