sys-kernel/dracut: Apply fix for busybox module to 050

Closes: https://bugs.gentoo.org/714838
Signed-off-by: Alexander Tsoy <alexander@tsoy.me>
Closes: https://github.com/gentoo/gentoo/pull/16394
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

2 files changed, 268 insertions, 0 deletions

diff --git a/sys-kernel/dracut/dracut-050-r1.ebuild b/sys-kernel/dracut/dracut-050-r1.ebuild
new file mode 100644
index 000000000000..3b43c5fefe64
--- /dev/null
+++ b/sys-kernel/dracut/dracut-050-r1.ebuild
@@ -0,0 +1,166 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit bash-completion-r1 eutils linux-info 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 ~ia64 ~mips ~ppc ~ppc64 ~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"
+
+# Tests need root privileges, bug #298014
+RESTRICT="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
+"
+
+DOCS=( AUTHORS HACKING NEWS README.md README.generic README.kernel README.modules
+	README.testsuite TODO )
+
+QA_MULTILIB_PATHS="usr/lib/dracut/.*"
+
+PATCHES=(
+	"${FILESDIR}"/050-Makefile-merge-main-version-and-git-version-earlier.patch
+	"${FILESDIR}"/050-dracut.sh-don-t-call-fsfreeze-on-subvol-of-root-file.patch
+	"${FILESDIR}"/050-Makefile-fix-VERSION-again.patch
+	"${FILESDIR}"/050-busybox-module-fix.patch
+	"${FILESDIR}"/050-gentoo-ldconfig-paths.patch
+)
+
+src_configure() {
+	local myconf=(
+		--prefix="${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_install() {
+	default
+
+	insinto /etc/logrotate.d
+	newins dracut.logrotate dracut
+
+	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
+
+	elog "To get additional features, a number of optional runtime"
+	elog "dependencies may be installed:"
+	elog ""
+	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/050-busybox-module-fix.patch b/sys-kernel/dracut/files/050-busybox-module-fix.patch
new file mode 100644
index 000000000000..faaf026e536a
--- /dev/null
+++ b/sys-kernel/dracut/files/050-busybox-module-fix.patch
@@ -0,0 +1,102 @@
+From f769154bccf22d2b5caf5e4888f88bf7edde2662 Mon Sep 17 00:00:00 2001
+From: Alexander Tsoy <alexander@tsoy.me>
+Date: Mon, 25 May 2020 19:02:05 +0300
+Subject: [PATCH 1/2] dracut-functions: fix find_binary() to return full path
+
+Fixes: a01204202b30 (Allow running on a cross-compiled rootfs)
+---
+ dracut-functions.sh | 21 +++++++++++++--------
+ 1 file changed, 13 insertions(+), 8 deletions(-)
+
+diff --git a/dracut-functions.sh b/dracut-functions.sh
+index 3cb9c7af..b5c28248 100755
+--- a/dracut-functions.sh
++++ b/dracut-functions.sh
+@@ -41,31 +41,36 @@ str_ends() { [ "${1%*"$2"}" != "$1" ]; }
+ # search in the usual places to find the binary.
+ find_binary() {
+     local _delim
++    local _path
+     local l
+     local p
+     [[ -z ${1##/*} ]] || _delim="/"
+ 
+     if [[ "$1" == *.so* ]]; then
+         for l in libdirs ; do
+-            if { $DRACUT_LDD "$dracutsysrootdir$l$_delim$1" &>/dev/null; };  then
+-                printf "%s\n" "$1"
++            _path="${l}${_delim}${1}"
++            if { $DRACUT_LDD "${dracutsysrootdir}${_path}" &>/dev/null; };  then
++                printf "%s\n" "${_path}"
+                 return 0
+             fi
+         done
+-        if { $DRACUT_LDD "$dracutsysrootdir$_delim$1" &>/dev/null; }; then
+-            printf "%s\n" "$1"
++        _path="${_delim}${1}"
++        if { $DRACUT_LDD "${dracutsysrootdir}${_path}" &>/dev/null; }; then
++            printf "%s\n" "${_path}"
+             return 0
+         fi
+     fi
+     if [[ "$1" == */* ]]; then
+-        if [[ -L $dracutsysrootdir$_delim$1 ]] || [[ -x $dracutsysrootdir$_delim$1 ]]; then
+-            printf "%s\n" "$1"
++        _path="${_delim}${1}"
++        if [[ -L ${dracutsysrootdir}${_path} ]] || [[ -x ${dracutsysrootdir}${_path} ]]; then
++            printf "%s\n" "${_path}"
+             return 0
+         fi
+     fi
+     for p in $DRACUT_PATH ; do
+-        if [[ -L $dracutsysrootdir$p$_delim$1 ]] || [[ -x $dracutsysrootdir$p$_delim$1 ]];  then
+-            printf "%s\n" "$1"
++        _path="${p}${_delim}${1}"
++        if [[ -L ${dracutsysrootdir}${_path} ]] || [[ -x ${dracutsysrootdir}${_path} ]];  then
++            printf "%s\n" "${_path}"
+             return 0
+         fi
+     done
+-- 
+2.26.2
+
+From 50cc23ba32b0fda63eff7623b529dbeb4e6a38c6 Mon Sep 17 00:00:00 2001
+From: Alexander Tsoy <alexander@tsoy.me>
+Date: Mon, 25 May 2020 17:49:20 +0300
+Subject: [PATCH 2/2] busybox: simplify listing of supported utilities
+
+'--list' option is supported since busybox-1.20.0, which was released
+in 2010.
+---
+ modules.d/05busybox/module-setup.sh | 11 ++++++-----
+ 1 file changed, 6 insertions(+), 5 deletions(-)
+
+diff --git a/modules.d/05busybox/module-setup.sh b/modules.d/05busybox/module-setup.sh
+index ecbd6a13..5d88c5d1 100755
+--- a/modules.d/05busybox/module-setup.sh
++++ b/modules.d/05busybox/module-setup.sh
+@@ -14,15 +14,16 @@ depends() {
+ 
+ # called by dracut
+ install() {
+-    local _i _progs _path _busybox
++    local _i _path _busybox
++    local _progs=()
+     _busybox=$(type -P busybox)
+     inst $_busybox /usr/bin/busybox
+-    for _i in $($_busybox | sed -ne '1,/Currently/!{s/,//g; s/busybox//g; p}')
+-    do
+-        _progs="$_progs $_i"
++    for _i in $($_busybox --list); do
++        [[ ${_i} == busybox ]] && continue
++        _progs+=("${_i}")
+     done
+ 
+-    for _i in $_progs; do
++    for _i in "${_progs[@]}"; do
+         _path=$(find_binary "$_i")
+         [ -z "$_path" ] && continue
+         ln_r /usr/bin/busybox $_path
+-- 
+2.26.2
+