From 3ef44f41ddf2dafa35e749115ad7dc1dcf04a786 Mon Sep 17 00:00:00 2001
From: Janne Mareike Koschinski <janne@kuschku.de>
Date: Wed, 8 Jun 2022 22:54:47 +0200
Subject: [PATCH] fix: correctly set default routes
---
wireguard/Dockerfile | 2 +-
wireguard/entrypoint.sh | 9 ++++++---
2 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/wireguard/Dockerfile b/wireguard/Dockerfile
index 35170d3..41a335e 100644
--- a/wireguard/Dockerfile
+++ b/wireguard/Dockerfile
@@ -9,7 +9,7 @@ RUN rm /sbin/iptables /sbin/ip6tables
RUN ln -s /sbin/ip6tables-nft /sbin/ip6tables
RUN ln -s /sbin/iptables-nft /sbin/iptables
-ENV LOCAL_NETWORK=""
+ENV LOCAL_NETWORKS=""
COPY entrypoint.sh /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
diff --git a/wireguard/entrypoint.sh b/wireguard/entrypoint.sh
index f2c9223..35dd4f1 100755
--- a/wireguard/entrypoint.sh
+++ b/wireguard/entrypoint.sh
@@ -1,7 +1,7 @@
#!/bin/sh
set -eu
-if [ -n "$LOCAL_NETWORK" ]; then
+if [ -n "$LOCAL_NETWORKS" ]; then
gateway=$(ip route list match 0.0.0.0 | grep -v tun0 | cut -d ' ' -f 3)
interface=$(ip route list match 0.0.0.0 | grep -v tun0 | cut -d ' ' -f 5)
echo gateway="$gateway"
@@ -14,6 +14,9 @@ chmod 0666 /dev/net/tun
wg-quick up /wireguard.conf
-if [ -n "$LOCAL_NETWORK" ]; then
- ip r add "$LOCAL_NETWORK" via "${gateway}" dev "${interface}"
+if [ -n "$LOCAL_NETWORKS" ]; then
+ IFS=","
+ for LOCAL_NETWORK in $LOCAL_NETWORKS; do
+ ip route add "$LOCAL_NETWORK" via "${gateway}" dev "${interface}"
+ done
fi
--
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