testing/upgrade-notify: new aport

Get notifications about what services need to restart after an upgrade
http://git.alpinelinux.org/alpine/tree/testing/upgrade-notify

testing/upgrade-notify/APKBUILD

@@ -0,0 +1,18 @@
+# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
+pkgname="upgrade-notify"
+pkgver=0.1
+license="GPL"
+pkgdesc="Get notifications about what services need to restart after an upgrade"
+url="http://git.alpinelinux.org/alpine/tree/testing/upgrade-notify"
+arch=noarch
+triggers="$pkgname.trigger=/etc/init.d:/boot"
+
+build() {
+	return 0
+}
+
+package() {
+	mkdir -p "$pkgdir"
+}
+
+

testing/upgrade-notify/upgrade-notify.trigger

@@ -0,0 +1,52 @@
+#!/bin/sh
+
+msg() {
+	local summary="$1"
+	shift
+	echo "" >&2
+	echo "  $summary" >&2
+	local i
+	for i; do
+		echo "     $i" >&2
+	done
+	echo "" >&2
+}
+
+# compare the timestamp of "started" symlink with timestamp of /etc/init.d
+# if the /etc/init.d/* script is newer than "started" symlink then
+# service was upgraded after service was started
+services=$(find /run/openrc/started  -type l | xargs stat -c "%n %Y" \
+		| while read file started; do
+	svc=${file##*/}
+	installed=$(stat -c "%Y" /etc/init.d/$svc)
+	if [ $installed -gt $started ]; then
+		echo $svc
+	fi
+done)
+
+need_reboot=false
+for i; do
+	case $i in
+	/boot)
+		need_reboot=true
+	esac
+done
+
+notify=msg
+if which notify-send > /dev/null; then
+	notify="notify-send"
+fi
+
+if [ -n "$services" ]; then
+	$notify "The following services have been updated and need a restart:" \
+		$services
+fi
+
+case "$(rc --sys)" in
+	LXC|VSERVER) exit 0 ;;
+esac
+
+if $need_reboot ; then
+	$notify "Kernel(s) were updated. You might need to reboot"
+fi
+