Initial universal dracut-hook script

5 files changed, 94 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..f27ea5009e11
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,15 @@
+pkgbase = dracut-hook
+	pkgdesc = dracut hook for archlinux
+	pkgver = 0.2
+	pkgrel = 1
+	url = https://tackitt.net
+	arch = any
+	license = BSD
+	depends = dracut
+	source = dracut-install
+	source = 90-dracut-install.hook
+	md5sums = aa3097b708237e0a3b3a357dab6fd4e6
+	md5sums = 8fa0ed0a9aa50f2ac6525d3264f04d76
+
+pkgname = dracut-hook
+
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000000..6748987a3d9d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+pkg
+src
+*.tar.gz
+*.zip
+*.tar.xz
+*.patch
+*.dat.bz2
\ No newline at end of file
diff --git a/90-dracut-install.hook b/90-dracut-install.hook
new file mode 100644
index 000000000000..8af2237a75dc
--- /dev/null
+++ b/90-dracut-install.hook
@@ -0,0 +1,12 @@
+[Trigger]
+Type = File
+Operation = Install
+Operation = Upgrade
+Target = usr/lib/modules/*/vmlinuz
+Target = usr/lib/dracut/*
+
+[Action]
+Description = Updating linux initcpios...
+When = PostTransaction
+Exec = /usr/share/libalpm/scripts/dracut-install
+NeedsTargets
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..3b74819b9088
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,22 @@
+# Maintainer: Franklyn Tackitt <franklyn@tackitt.net>
+
+pkgname="dracut-hook"
+pkgver=0.2
+pkgrel=1
+pkgdesc="dracut hook for archlinux"
+arch=('any')
+url="https://tackitt.net"
+license=('BSD')
+depends=('dracut')
+noextract=()
+source=(
+  "dracut-install"
+  "90-dracut-install.hook"
+)
+md5sums=('aa3097b708237e0a3b3a357dab6fd4e6'
+         '8fa0ed0a9aa50f2ac6525d3264f04d76')
+
+package() {
+  install -Dm755 "$srcdir/90-dracut-install.hook" "${pkgdir}/usr/share/libalpm/hooks/90-dracut-install.hook"
+  install -Dm755 "$srcdir/dracut-install"         "${pkgdir}/usr/share/libalpm/scripts/dracut-install"
+}
diff --git a/dracut-install b/dracut-install
new file mode 100755
index 000000000000..205436ba6e56
--- /dev/null
+++ b/dracut-install
@@ -0,0 +1,38 @@
+#!/bin/bash -e
+
+kernels=()
+all=0
+
+
+while read -r line; do
+	if [[ $line != */vmlinuz ]]; then
+		all=1
+		continue
+	fi
+
+	if ! read -r pkgbase > /dev/null 2>&1 < "${line%/vmlinuz}/pkgbase"; then
+		continue
+	fi
+				
+	install -Dm644 "${line}" "/boot/vmlinuz-${pkgbase}"
+	kernels+=("${pkgbase}")
+done
+
+if (( all )); then
+	kernels=()
+	for file in /lib/modules/*/pkgbase; do
+		if read -r pkgbase > /dev/null 2>&1 < "$file"; then
+			kernels+=("${pkgbase}")
+		fi
+	done
+fi
+
+for kernel in "${kernels[@]}"; do
+	pkgbase="$(grep -lE "^${kernel}\$" /lib/modules/*/pkgbase)"
+	modules=$(basename "${pkgbase%/pkgbase}")
+
+	echo "Building dracut for $kernel - $modules"
+
+	dracut -f -H --no-hostonly-cmdline "/boot/initramfs-${kernel}.img" "${modules}"
+	dracut -f	-N "/boot/initramfs-${kernel}-fallback.img" "${modules}"
+done