From 576e40056d78b236578fa03db46527926d891d14 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Wed, 10 Mar 2021 21:17:59 -0700
Subject: [PATCH] wg-quick: freebsd: add kernel support
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
src/wg-quick/freebsd.bash | 20 +++++++++++++++++---
1 file changed, 17 insertions(+), 3 deletions(-)
diff --git a/src/wg-quick/freebsd.bash b/src/wg-quick/freebsd.bash
index e1ee67f..c6744d3 100755
--- a/src/wg-quick/freebsd.bash
+++ b/src/wg-quick/freebsd.bash
@@ -8,6 +8,7 @@ set -e -o pipefail
shopt -s extglob
export LC_ALL=C
+exec 3>&2
SELF="$(readlink -f "${BASH_SOURCE[0]}")"
export PATH="${SELF%/*}:$PATH"
@@ -28,7 +29,7 @@ PROGRAM="${0##*/}"
ARGS=( "$@" )
cmd() {
- echo "[#] $*" >&2
+ echo "[#] $*" >&3
"$@"
}
@@ -114,6 +115,16 @@ auto_su() {
}
add_if() {
+ local ret rc
+ if ret="$(cmd ifconfig wg create name "$INTERFACE" 2>&1 >/dev/null)"; then
+ return 0
+ fi
+ rc=$?
+ if [[ $ret == *"ifconfig: ioctl SIOCSIFNAME (set name): File exists"* ]]; then
+ echo "$ret" >&3
+ return $rc
+ fi
+ echo "[!] Missing WireGuard kernel support ($ret). Falling back to slow userspace implementation." >&3
cmd "${WG_QUICK_USERSPACE_IMPLEMENTATION:-wireguard-go}" "$INTERFACE"
}
@@ -157,7 +168,11 @@ if_exists() {
del_if() {
[[ $HAVE_SET_DNS -eq 0 ]] || unset_dns
- cmd rm -f "/var/run/wireguard/$INTERFACE.sock"
+ if [[ -f /var/run/wireguard/$INTERFACE.sock ]]; then
+ cmd rm -f "/var/run/wireguard/$INTERFACE.sock"
+ else
+ cmd ifconfig "$INTERFACE" destroy
+ fi
while if_exists; do
# HACK: it would be nice to `route monitor` here and wait for RTM_IFANNOUNCE
# but it turns out that the announcement is made before the interface
@@ -290,7 +305,6 @@ monitor_daemon() {
# endpoints change.
while read -r event; do
[[ $event == RTM_* ]] || continue
- [[ -e /var/run/wireguard/$INTERFACE.sock ]] || break
if_exists || break
[[ $AUTO_ROUTE4 -eq 1 || $AUTO_ROUTE6 -eq 1 ]] && set_endpoint_direct_route
# TODO: set the mtu as well, but only if up