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wg-quick: add intentionally undocumented userspace implementation knob

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This knob might disappear at some point, and we don't want to encourage
its use, so it's not being documented, but this should help with
development of new implementations.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2018-05-16 04:12:02 +02:00
parent 4502350512
commit 6c407ae27b
2 changed files with 3 additions and 3 deletions
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2
src/wg-quick/darwin.bash
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@ -101,7 +101,7 @@ get_real_interface() {
add_if() { add_if() {
export WG_DARWIN_UTUN_NAME_FILE="/var/run/wireguard/$INTERFACE.name" export WG_DARWIN_UTUN_NAME_FILE="/var/run/wireguard/$INTERFACE.name"
mkdir -m 0700 -p "/var/run/wireguard/" mkdir -m 0700 -p "/var/run/wireguard/"
cmd wireguard-go utun cmd "${WG_QUICK_USERSPACE_IMPLEMENTATION:-wireguard-go}" utun
get_real_interface get_real_interface
} }

4
src/wg-quick/linux.bash
View file

@ -86,9 +86,9 @@ add_if() {
local ret local ret
if ! cmd ip link add "$INTERFACE" type wireguard; then if ! cmd ip link add "$INTERFACE" type wireguard; then
ret=$? ret=$?
[[ -e /sys/module/wireguard ]] || ! command -v wireguard-go >/dev/null && return $ret [[ -e /sys/module/wireguard ]] || ! command -v "${WG_QUICK_USERSPACE_IMPLEMENTATION:-wireguard-go}" >/dev/null && exit $ret
echo "[!] Missing WireGuard kernel module. Falling back to slow userspace implementation." echo "[!] Missing WireGuard kernel module. Falling back to slow userspace implementation."
cmd wireguard-go "$INTERFACE" cmd "${WG_QUICK_USERSPACE_IMPLEMENTATION:-wireguard-go}" "$INTERFACE"
fi fi
} }