From d0455f5b19ad50ba18f5859ffc07c0afd33da60e Mon Sep 17 00:00:00 2001
From: Simon Ruderich <simon@ruderich.org>
Date: Fri, 15 Nov 2024 09:00:44 +0100
Subject: [PATCH] Don't abort on "down" when process doesn't exist

---
 setup.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/setup.go b/setup.go
index e49413d..bbf42f4 100644
--- a/setup.go
+++ b/setup.go
@@ -190,6 +190,11 @@ func netnsKillPids(netns string) {
 		log.Printf("  Killing old PID %d", x)
 		err := syscall.Kill(x, syscall.SIGTERM)
 		if err != nil {
+			if err == syscall.ESRCH {
+				// When running multiple processes some might be already dead
+				log.Printf("failed to kill %d: %v (ignoring)", x, err)
+				continue
+			}
 			log.Fatalf("failed to kill %d: %v", x, err)
 		}
 		// Also try SIGHUP to terminate shells which ignore SIGTERM
-- 
2.45.2