sys-kernel/dracut: Add missing grep to lvm module

Includes upstream fix to add missing grep binary required
by lvm module.

https://github.com/dracutdevs/dracut/pull/1782/commits
https://github.com/dracutdevs/dracut/commit/79f9d9e1c29a9c8fc046ab20765e5bde2aaa3428

Closes: https://bugs.gentoo.org/849764
Signed-off-by: Branko Grubic <bitlord0xff@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/25762
Signed-off-by: Sam James <sam@gentoo.org>

2 files changed, 211 insertions, 0 deletions

diff --git a/sys-kernel/dracut/dracut-056-r1.ebuild b/sys-kernel/dracut/dracut-056-r1.ebuild
new file mode 100644
index 000000000000..312710f43e05
--- /dev/null
+++ b/sys-kernel/dracut/dracut-056-r1.ebuild
@@ -0,0 +1,175 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit bash-completion-r1 linux-info optfeature systemd toolchain-funcs
+
+if [[ ${PV} == 9999 ]] ; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/dracutdevs/dracut"
+else
+	[[ "${PV}" = *_rc* ]] || \
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+	SRC_URI="https://www.kernel.org/pub/linux/utils/boot/${PN}/${P}.tar.xz"
+fi
+
+DESCRIPTION="Generic initramfs generation tool"
+HOMEPAGE="https://dracut.wiki.kernel.org"
+
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="selinux test"
+
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	app-arch/cpio
+	>=app-shells/bash-4.0:0
+	sys-apps/coreutils[xattr(-)]
+	>=sys-apps/kmod-23[tools]
+	|| (
+		>=sys-apps/sysvinit-2.87-r3
+		sys-apps/openrc[sysv-utils(-),selinux?]
+		sys-apps/systemd[sysv-utils]
+	)
+	>=sys-apps/util-linux-2.21
+	virtual/pkgconfig
+	virtual/udev
+
+	elibc_musl? ( sys-libs/fts-standalone )
+	selinux? (
+		sec-policy/selinux-dracut
+		sys-libs/libselinux
+		sys-libs/libsepol
+	)
+"
+DEPEND="
+	>=sys-apps/kmod-23
+	elibc_musl? ( sys-libs/fts-standalone )
+"
+
+BDEPEND="
+	app-text/asciidoc
+	app-text/docbook-xml-dtd:4.5
+	>=app-text/docbook-xsl-stylesheets-1.75.2
+	>=dev-libs/libxslt-1.1.26
+	virtual/pkgconfig
+"
+
+QA_MULTILIB_PATHS="usr/lib/dracut/.*"
+
+PATCHES=(
+	"${FILESDIR}"/gentoo-ldconfig-paths-r1.patch
+	"${FILESDIR}"/056-musl.patch
+	"${FILESDIR}"/056-fix-lvm-add-missing-grep-requirement.patch
+)
+
+src_configure() {
+	local myconf=(
+		--prefix="${EPREFIX}/usr"
+		--sysconfdir="${EPREFIX}/etc"
+		--bashcompletiondir="$(get_bashcompdir)"
+		--systemdsystemunitdir="$(systemd_get_systemunitdir)"
+	)
+
+	tc-export CC PKG_CONFIG
+
+	echo ./configure "${myconf[@]}"
+	./configure "${myconf[@]}" || die
+
+	if [[ ${PV} != 9999 && ! -f dracut-version.sh ]] ; then
+		# Source tarball from github doesn't include this file
+		echo "DRACUT_VERSION=${PV}" > dracut-version.sh || die
+	fi
+}
+
+src_test() {
+	if [[ ${EUID} != 0 ]]; then
+		# Tests need root privileges, bug #298014
+		ewarn "Skipping tests: Not running as root."
+	elif [[ ! -w /dev/kvm ]]; then
+		ewarn "Skipping tests: Unable to access /dev/kvm."
+	else
+		emake -C test check
+	fi
+}
+
+src_install() {
+	local DOCS=(
+		AUTHORS
+		NEWS.md
+		README.md
+		docs/README.cross
+		docs/README.generic
+		docs/README.kernel
+		docs/SECURITY.md
+	)
+
+	default
+
+	docinto html
+	dodoc dracut.html
+}
+
+pkg_postinst() {
+	if linux-info_get_any_version && linux_config_exists; then
+		ewarn ""
+		ewarn "If the following test report contains a missing kernel"
+		ewarn "configuration option, you should reconfigure and rebuild your"
+		ewarn "kernel before booting image generated with this Dracut version."
+		ewarn ""
+
+		local CONFIG_CHECK="~BLK_DEV_INITRD ~DEVTMPFS"
+
+		# Kernel configuration options descriptions:
+		local ERROR_DEVTMPFS='CONFIG_DEVTMPFS: "Maintain a devtmpfs filesystem to mount at /dev" '
+		ERROR_DEVTMPFS+='is missing and REQUIRED'
+		local ERROR_BLK_DEV_INITRD='CONFIG_BLK_DEV_INITRD: "Initial RAM filesystem and RAM disk '
+		ERROR_BLK_DEV_INITRD+='(initramfs/initrd) support" is missing and REQUIRED'
+
+		check_extra_config
+		echo
+	else
+		ewarn ""
+		ewarn "Your kernel configuration couldn't be checked."
+		ewarn "Please check manually if following options are enabled:"
+		ewarn ""
+		ewarn "  CONFIG_BLK_DEV_INITRD"
+		ewarn "  CONFIG_DEVTMPFS"
+		ewarn ""
+	fi
+
+	optfeature "Networking support" net-misc/networkmanager
+	optfeature "Legacy networking support" net-misc/curl "net-misc/dhcp[client]" \
+		sys-apps/iproute2 "net-misc/iputils[arping]"
+	optfeature \
+		"Measure performance of the boot process for later visualisation" \
+		app-benchmarks/bootchart2 app-admin/killproc sys-process/acct
+	optfeature "Scan for Btrfs on block devices"  sys-fs/btrfs-progs
+	optfeature "Load kernel modules and drop this privilege for real init" \
+		sys-libs/libcap
+	optfeature "Support CIFS" net-fs/cifs-utils
+	optfeature "Decrypt devices encrypted with cryptsetup/LUKS" \
+		"sys-fs/cryptsetup[-static-libs]"
+	optfeature "Support for GPG-encrypted keys for crypt module" \
+		app-crypt/gnupg
+	optfeature \
+		"Allows use of dash instead of default bash (on your own risk)" \
+		app-shells/dash
+	optfeature "Support iSCSI" sys-block/open-iscsi
+	optfeature "Support Logical Volume Manager" sys-fs/lvm2
+	optfeature "Support MD devices, also known as software RAID devices" \
+		sys-fs/mdadm
+	optfeature "Support Device Mapper multipathing" sys-fs/multipath-tools
+	optfeature "Plymouth boot splash"  '>=sys-boot/plymouth-0.8.5-r5'
+	optfeature "Support network block devices" sys-block/nbd
+	optfeature "Support NFS" net-fs/nfs-utils net-nds/rpcbind
+	optfeature \
+		"Install ssh and scp along with config files and specified keys" \
+		net-misc/openssh
+	optfeature "Enable logging with rsyslog" app-admin/rsyslog
+	optfeature \
+		"Enable rngd service to help generating entropy early during boot" \
+		sys-apps/rng-tools
+}
diff --git a/sys-kernel/dracut/files/056-fix-lvm-add-missing-grep-requirement.patch b/sys-kernel/dracut/files/056-fix-lvm-add-missing-grep-requirement.patch
new file mode 100644
index 000000000000..ca24180fd689
--- /dev/null
+++ b/sys-kernel/dracut/files/056-fix-lvm-add-missing-grep-requirement.patch
@@ -0,0 +1,36 @@
+From 79f9d9e1c29a9c8fc046ab20765e5bde2aaa3428 Mon Sep 17 00:00:00 2001
+From: Antonio Alvarez Feijoo <antonio.feijoo@suse.com>
+Date: Mon, 11 Apr 2022 08:33:17 +0200
+Subject: [PATCH] fix(lvm): add missing grep requirement
+
+Since commit https://github.com/dracutdevs/dracut/commit/7ffc5e38
+lvm_scan.sh needs grep.
+---
+ modules.d/90lvm/module-setup.sh | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/modules.d/90lvm/module-setup.sh b/modules.d/90lvm/module-setup.sh
+index 25be0133..aa8c6db8 100755
+--- a/modules.d/90lvm/module-setup.sh
++++ b/modules.d/90lvm/module-setup.sh
+@@ -3,7 +3,7 @@
+ # called by dracut
+ check() {
+     # No point trying to support lvm if the binaries are missing
+-    require_binaries lvm || return 1
++    require_binaries lvm grep || return 1
+ 
+     [[ $hostonly ]] || [[ $mount_needs ]] && {
+         for fs in "${host_fs_types[@]}"; do
+@@ -48,7 +48,7 @@ installkernel() {
+ 
+ # called by dracut
+ install() {
+-    inst lvm
++    inst_multiple lvm grep
+ 
+     if [[ $hostonly_cmdline == "yes" ]]; then
+         local _lvmconf
+-- 
+2.35.1
+