From 42cdd1e16dd1a8ffa348b4fb001d42986612625c Mon Sep 17 00:00:00 2001
From: Tom MTT <tom@heimdall.pm>
Date: Mon, 28 Nov 2022 20:29:43 +0100
Subject: [PATCH] fix(feuille.c): ignore SIGPIPE errors

feuille was being killed by SIGPIPE when it tried to send data to an
already closed socket (e.g. when someone did a nmap scan on feuille's
port.)
---
 feuille.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/feuille.c b/feuille.c
index 73ef758..f5d6298 100644
--- a/feuille.c
+++ b/feuille.c
@@ -270,6 +270,11 @@ int main(int argc, char *argv[])
         daemon(1, 0);
     }
 
+    /* ignore most signals that could kill feuille */
+    verbose(3, "ignoring signals that could kill feuille...");
+
+    signal(SIGPIPE, SIG_IGN); /* when send(2) or write(2) fails */
+
 
     /* chroot and drop root permissions */
     if (getuid() == 0) {