From 85e296833a81c344012b52d046a70b7d7f45b6ea Mon Sep 17 00:00:00 2001
From: xdavidwu <xdavidwuph@gmail.com>
Date: Fri, 12 Nov 2021 23:07:36 +0800
Subject: [PATCH] add auto update script

---
 checknupdate.sh | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100755 checknupdate.sh

diff --git a/checknupdate.sh b/checknupdate.sh
new file mode 100755
index 0000000..86220ca
--- /dev/null
+++ b/checknupdate.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+git pull --no-edit
+
+VER=$(grep '^_pkgver=' PKGBUILD | cut -d '=' -f 2)
+CURR_VERSION=$(echo $VER | cut -d '.' -f 1)
+CURR_PATCHLEVEL=$(echo $VER | cut -d '.' -f 2)
+CURR_SUBLEVEL=$(echo $VER | cut -d '.' -f 3)
+CURR_BRANCH=$CURR_VERSION.$CURR_PATCHLEVEL
+
+VERSION=$(rsstail -1pNu https://www.kernel.org/feeds/kdist.xml | grep "^ $CURR_VERSION\.$CURR_PATCHLEVEL[:\.]")
+
+if [ ! -n "$VERSION" ];then
+	echo "Error: $CURR_BRANCH may be EOLed"
+	exit 1
+fi
+
+NEW_SUBLEVEL=$(echo "$VERSION" | tail -n 1 |  cut -d ':' -f 1 | cut -d '.' -f 3)
+
+if [ ! -n "$NEW_SUBLEVEL" ];then
+	exit 0
+fi
+
+if [ "$NEW_SUBLEVEL" -gt "$CURR_SUBLEVEL" ];then
+	echo "Update: $CURR_BRANCH.$CURR_SUBLEVEL -> $CURR_BRANCH.$NEW_SUBLEVEL"
+	#https://cdn.kernel.org/pub/linux/kernel/v4.x/incr/patch-4.17.5-6.xz
+	if [ "$NEW_SUBLEVEL" -eq 1 ];then
+		echo "Manual work required for first patch"
+		exit 1
+	fi
+	sed "s/pkgver=$VER/pkgver=$CURR_BRANCH.$NEW_SUBLEVEL/" -i APKBUILD
+	podman run -itu builder -w /home/builder -v .:/home/builder --userns keep-id registry.xdavidwu.link/ci-modulize/abuild:edge sh -c 'abuild checksum && apkgrel -z APKBUILD'
+	SED_ERRNO=$?
+	git add APKBUILD
+	if [ "$SED_ERRNO" -eq 0 ];then
+		git commit -m "Auto Update: $CURR_BRANCH.$CURR_SUBLEVEL -> $CURR_BRANCH.$NEW_SUBLEVEL"
+	else
+		git commit -m "[FAILED] Auto Update: $CURR_BRANCH.$CURR_SUBLEVEL -> $CURR_BRANCH.$NEW_SUBLEVEL"
+	fi
+	git push
+fi
-- 
2.45.2