From 06a023ca6610555b7cdb004c3077e7fb9b5e0c5e Mon Sep 17 00:00:00 2001
From: James Shubin <james@shubin.ca>
Date: Wed, 18 Sep 2024 21:39:33 -0400
Subject: [PATCH] engine: resources: sysctl: Be more careful about dir path

More validation is not bad!
---
 engine/resources/sysctl.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/engine/resources/sysctl.go b/engine/resources/sysctl.go
index 4fa2e72a..a8076902 100644
--- a/engine/resources/sysctl.go
+++ b/engine/resources/sysctl.go
@@ -47,6 +47,9 @@ import (
 func init() {
 	engine.RegisterResource("sysctl", func() engine.Res { return &SysctlRes{} })
 
+	if !strings.HasPrefix(SysctlConfDir, "/") {
+		panic("the SysctlConfDir does not start with a slash")
+	}
 	if !strings.HasSuffix(SysctlConfDir, "/") {
 		panic("the SysctlConfDir does not end with a slash")
 	}