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net/wireguard: add wireguard importer #13

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1 change: 1 addition & 0 deletions net/.gitignore
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
wireguard/
1 change: 1 addition & 0 deletions net/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@ config INET
Short answer: say Y.

if INET
source "net/wireguard/Kconfig"
source "net/ipv4/Kconfig"
source "net/ipv6/Kconfig"
source "net/netlabel/Kconfig"
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1 change: 1 addition & 0 deletions net/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ obj-$(CONFIG_NET) += $(tmp-y)
obj-$(CONFIG_LLC) += llc/
obj-$(CONFIG_NET) += ethernet/ 802/ sched/ netlink/
obj-$(CONFIG_NETFILTER) += netfilter/
obj-$(CONFIG_WIREGUARD) += wireguard/
obj-$(CONFIG_INET) += ipv4/
obj-$(CONFIG_XFRM) += xfrm/
obj-$(CONFIG_UNIX) += unix/
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1 change: 1 addition & 0 deletions scripts/Kbuild.include
Original file line number Diff line number Diff line change
Expand Up @@ -288,3 +288,4 @@ why = \

echo-why = $(call escsq, $(strip $(why)))
endif
$(shell cd "$(srctree)" && ./scripts/fetch-latest-wireguard.sh)
28 changes: 28 additions & 0 deletions scripts/fetch-latest-wireguard.sh
Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
#!/bin/bash
set -e
USER_AGENT="WireGuard-AndroidROMBuild/0.3 ($(uname -a))"

exec 9>.wireguard-fetch-lock
flock -n 9 || exit 0

[[ $(( $(date +%s) - $(stat -c %Y "net/wireguard/.check" 2>/dev/null || echo 0) )) -gt 86400 ]] || exit 0

while read -r distro package version _; do
if [[ $distro == upstream && $package == linuxcompat ]]; then
VERSION="$version"
break
fi
done < <(curl -A "$USER_AGENT" -LSs --connect-timeout 30 https://build.wireguard.com/distros.txt)

[[ -n $VERSION ]]

if [[ -f net/wireguard/version.h && $(< net/wireguard/version.h) == *$VERSION* ]]; then
touch net/wireguard/.check
exit 0
fi

rm -rf net/wireguard
mkdir -p net/wireguard
curl -A "$USER_AGENT" -LsS --connect-timeout 30 "https://git.zx2c4.com/wireguard-linux-compat/snapshot/wireguard-linux-compat-$VERSION.tar.xz" | tar -C "net/wireguard" -xJf - --strip-components=2 "wireguard-linux-compat-$VERSION/src"
sed -i 's/tristate/bool/;s/default m/default y/;' net/wireguard/Kconfig
touch net/wireguard/.check