From 04b82f961b744b72ad716f810c46205ec81f4e57 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
Date: Wed, 21 Jun 2023 13:46:47 +0100
Subject: [PATCH] rpc: automatically raise max file limit in all daemons
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None of our daemons use select(), so it is safe to raise the max file
limit to its maximum on startup.

https://gitlab.com/libvirt/libvirt/-/issues/489
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 src/rpc/virnetdaemon.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/rpc/virnetdaemon.c b/src/rpc/virnetdaemon.c
index 1292faa078..554b8852e4 100644
--- a/src/rpc/virnetdaemon.c
+++ b/src/rpc/virnetdaemon.c
@@ -33,6 +33,7 @@
 #include "virnetserver.h"
 #include "virgdbus.h"
 #include "virhash.h"
+#include "virprocess.h"
 #include "virsystemd.h"
 
 #define VIR_FROM_THIS VIR_FROM_RPC
@@ -151,6 +152,8 @@ virNetDaemonNew(void)
     dmn->privileged = geteuid() == 0;
     dmn->autoShutdownInhibitFd = -1;
 
+    virProcessActivateMaxFiles();
+
     if (virEventRegisterDefaultImpl() < 0)
         goto error;