From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sun, 1 Oct 2017 19:37:53 +0000 (+0200)
Subject: wg-quick: anchor sysctl regex to start and end
X-Git-Tag: v1.0.20191226~219
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a566bde12636b6b995b800421fd8061e28554b73;p=thirdparty%2Fwireguard-tools.git

wg-quick: anchor sysctl regex to start and end

This doesn't actually fix a real problem, but it is more correct than
not having it.

Suggested-by: Aaron Sigel <aaron@vtty.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---

diff --git a/src/wg-quick.bash b/src/wg-quick.bash
index e5ae48f..c70c078 100755
--- a/src/wg-quick.bash
+++ b/src/wg-quick.bash
@@ -163,7 +163,7 @@ add_default() {
 	local key value
 	while read -r key _ value; do
 		[[ $value -eq 1 ]] && sysctl -q "$key=2"
-	done < <(sysctl -a -r 'net\.ipv4.conf\..+\.rp_filter')
+	done < <(sysctl -a -r '^net\.ipv4.conf\.[^ .=]+\.rp_filter$')
 	return 0
 }