From d630e24aa062663505e7d2a5d5bbf16f6fe9d3b9 Mon Sep 17 00:00:00 2001
From: Maxim Devaev <mdevaev@gmail.com>
Date: Tue, 6 May 2025 21:08:32 +0300
Subject: [PATCH] note about pid==0 in get_request_unix_credentials()

---
 kvmd/htserver.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kvmd/htserver.py b/kvmd/htserver.py
index f4def8cb..9cac2d6c 100644
--- a/kvmd/htserver.py
+++ b/kvmd/htserver.py
@@ -305,7 +305,7 @@ def get_request_unix_credentials(req: BaseRequest) -> (RequestUnixCredentials |
         return None
     (pid, uid, gid) = struct.unpack("iii", data)
     if pid < 0 or uid < 0 or gid < 0:
-        # PID == 0 inside a docker container
+        # PID == 0 when the client is outside of server's PID namespace, e.g. when kvmd runs in a container
         return None
     return RequestUnixCredentials(pid=pid, uid=uid, gid=gid)