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Fix trying to edit routing tables even in config-only mode

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This commit is contained in:
Michael Moon
2022-06-05 17:07:50 +08:00
parent f96ce853f1
commit 74626ea240
1 changed files with 21 additions and 18 deletions
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39
pia-wg.sh
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@@ -237,27 +237,30 @@ if [ -z "$WG_HOST$WG_PORT" ]; then
exit 1
fi
if ! ip route show table "$HARDWARE_ROUTE_TABLE" 2>/dev/null | grep -q .
if [ -z "$OPT_CONFIGONLY" ]
then
ROUTES_ADD=$(
for IF in $(ip link show | grep -B1 'link/ether' | grep '^[0-9]' | cut -d: -f2)
do
ip route show | grep "dev $IF" | sed -e 's/linkdown//' | sed -e "s/^/ip route add table $HARDWARE_ROUTE_TABLE /"
done
)
if [ "$EUID" -eq 0 ]
if ! ip route show table "$HARDWARE_ROUTE_TABLE" 2>/dev/null | grep -q .
then
sh <<< "$ROUTES_ADD"
else
echo "Build a routing table with only hardware links to stop wireguard packets going back through the VPN:"
echo sudo sh '<<<' "$ROUTES_ADD"
sudo sh <<< "$ROUTES_ADD"
ROUTES_ADD=$(
for IF in $(ip link show | grep -B1 'link/ether' | grep '^[0-9]' | cut -d: -f2)
do
ip route show | grep "dev $IF" | sed -e 's/linkdown//' | sed -e "s/^/ip route add table $HARDWARE_ROUTE_TABLE /"
done
)
if [ "$EUID" -eq 0 ]
then
sh <<< "$ROUTES_ADD"
else
echo "Build a routing table with only hardware links to stop wireguard packets going back through the VPN:"
echo sudo sh '<<<' "$ROUTES_ADD"
sudo sh <<< "$ROUTES_ADD"
fi
echo "Table $HARDWARE_ROUTE_TABLE (hardware network links) now contains:"
ip route show table "$HARDWARE_ROUTE_TABLE" | sed -e "s/^/${TAB}/"
echo
echo "${BOLD}*** PLEASE NOTE: if this table isn't updated by your network post-connect hooks, your connection cannot remain up if your network links change${NORMAL}"
echo "Managing such hooks is beyond the scope of this script"
fi
echo "Table $HARDWARE_ROUTE_TABLE (hardware network links) now contains:"
ip route show table "$HARDWARE_ROUTE_TABLE" | sed -e "s/^/${TAB}/"
echo
echo "${BOLD}*** PLEASE NOTE: if this table isn't updated by your network post-connect hooks, your connection cannot remain up if your network links change${NORMAL}"
echo "Managing such hooks is beyond the scope of this script"
fi
if ! [ -r "$REMOTEINFO" ]