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# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-kernel/dracut/dracut-019-r2.ebuild,v 1.1 2012/07/25 17:34:47 aidecoe Exp $
EAPI=4
inherit eutils linux-info
add_req_use_for() {
local dep="$1"; shift
local f
for f in "$@"; do
REQUIRED_USE+="${f}? ( ${dep} )
"
done
}
DESCRIPTION="Generic initramfs generation tool"
HOMEPAGE="http://dracut.wiki.kernel.org"
SRC_URI="mirror://kernel/linux/utils/boot/${PN}/${P}.tar.bz2"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
REQUIRED_USE="dracut_modules_crypt-gpg? ( dracut_modules_crypt )
dracut_modules_livenet? ( dracut_modules_dmsquash-live )
"
COMMON_MODULES="
dracut_modules_biosdevname
dracut_modules_bootchart
dracut_modules_btrfs
dracut_modules_caps
dracut_modules_crypt-gpg
dracut_modules_gensplash
dracut_modules_mdraid
dracut_modules_multipath
dracut_modules_plymouth
dracut_modules_syslog
"
DM_MODULES="
dracut_modules_crypt
dracut_modules_dmraid
dracut_modules_dmsquash-live
dracut_modules_livenet
dracut_modules_lvm
"
NETWORK_MODULES="
dracut_modules_iscsi
dracut_modules_livenet
dracut_modules_nbd
dracut_modules_nfs
dracut_modules_ssh-client
"
add_req_use_for device-mapper ${DM_MODULES}
add_req_use_for net ${NETWORK_MODULES}
IUSE_DRACUT_MODULES="${COMMON_MODULES} ${DM_MODULES} ${NETWORK_MODULES}"
IUSE="debug device-mapper net selinux ${IUSE_DRACUT_MODULES}"
RESTRICT="test"
RDEPEND="
app-arch/cpio
>=app-shells/bash-4.0
>=app-shells/dash-0.5.4.11
>=sys-apps/baselayout-1.12.14-r1
|| ( >=sys-apps/module-init-tools-3.8 >sys-apps/kmod-5[tools] )
>=sys-apps/sysvinit-2.87-r3
>=sys-apps/util-linux-2.20
>=sys-fs/udev-166
debug? ( dev-util/strace )
device-mapper? ( || ( sys-fs/device-mapper >=sys-fs/lvm2-2.02.33 ) )
net? ( net-misc/curl >=net-misc/dhcp-4.2.1-r1 sys-apps/iproute2 )
selinux? ( sys-libs/libselinux sys-libs/libsepol )
dracut_modules_biosdevname? ( sys-apps/biosdevname )
dracut_modules_bootchart? ( app-benchmarks/bootchart2 )
dracut_modules_btrfs? ( sys-fs/btrfs-progs )
dracut_modules_caps? ( sys-libs/libcap )
dracut_modules_crypt? ( sys-fs/cryptsetup )
dracut_modules_crypt-gpg? ( app-crypt/gnupg )
dracut_modules_dmraid? ( sys-fs/dmraid sys-fs/multipath-tools )
dracut_modules_gensplash? ( media-gfx/splashutils )
dracut_modules_iscsi? ( >=sys-block/open-iscsi-2.0.871.3 )
dracut_modules_lvm? ( >=sys-fs/lvm2-2.02.33 )
dracut_modules_mdraid? ( sys-fs/mdadm )
dracut_modules_multipath? ( sys-fs/multipath-tools )
dracut_modules_nbd? ( sys-block/nbd )
dracut_modules_nfs? ( net-fs/nfs-utils net-nds/rpcbind )
dracut_modules_plymouth? ( >=sys-boot/plymouth-0.8.3-r1 )
dracut_modules_ssh-client? ( dev-libs/openssl )
dracut_modules_syslog? ( || ( app-admin/syslog-ng app-admin/rsyslog ) )
"
DEPEND=""
#
# Helper functions
#
# Returns true if any of specified modules is enabled by USE flag and false
# otherwise.
# $1 = list of modules (which have corresponding USE flags of the same name)
any_module() {
local m modules=" $@ "
for m in ${modules}; do
! use $m && modules=${modules/ $m / }
done
shopt -s extglob
modules=${modules%%+( )}
shopt -u extglob
[[ ${modules} ]]
}
# Removes module from modules.d.
# $1 = module name
# Module name can be specified without number prefix.
rm_module() {
local force m
[[ $1 = -f ]] && force=-f
for m in $@; do
if [[ $m =~ ^[0-9][0-9][^\ ]*$ ]]; then
rm ${force} --interactive=never -r "${modules_dir}"/$m
else
rm ${force} --interactive=never -r "${modules_dir}"/[0-9][0-9]$m
fi
done
}
# Displays Gentoo Base System major release number
base_sys_maj_ver() {
local line
read line < /etc/gentoo-release
line=${line##* }
echo "${line%%.*}"
}
#
# ebuild functions
#
src_prepare() {
epatch "${FILESDIR}/${P}-multipath-udev-rules.patch"
epatch "${FILESDIR}/${P}-no-pkg-config-warnings.patch"
}
src_compile() {
return
}
src_install() {
emake prefix=/usr sysconfdir=/etc DESTDIR="${D}" install
local gen2conf
dodir /var/lib/dracut/overlay
dodoc HACKING TODO AUTHORS NEWS README*
case "$(base_sys_maj_ver)" in
1) gen2conf=gentoo.conf ;;
2) gen2conf=gentoo-openrc.conf ;;
*) die "Expected ver. 1 or 2 of Gentoo Base System (/etc/gentoo-release)."
esac
insinto /etc/dracut.conf.d
newins dracut.conf.d/${gen2conf}.example ${gen2conf}
insinto /etc/logrotate.d
newins dracut.logrotate dracut
dohtml dracut.html
#
# Modules
#
local module
modules_dir="${D}/usr/lib/dracut/modules.d"
# Remove modules not enabled by USE flags
for module in ${IUSE_DRACUT_MODULES} ; do
! use ${module} && rm_module -f ${module#dracut_modules_}
done
# Those flags are specific, and even are corresponding to modules, they need
# to be declared as regular USE flags.
use debug || rm_module 95debug
use selinux || rm_module 98selinux
# Following flags define set of helper modules which are base dependencies
# for others and as so have no practical use, so remove these modules.
use device-mapper || rm_module 90dm
use net || rm_module 40network 45ifcfg 45url-lib
# Remove S/390 modules which are not tested at all
rm_module 80cms 95dasd 95dasd_mod 95zfcp 95znet
# Remove modules which won't work for sure
rm_module 95fcoe # no tools
# fips module depends on masked app-crypt/hmaccalc
rm_module 01fips 02fips-aesni
# Remove extra modules which go to future dracut-extras
rm_module 05busybox 97masterkey 98ecryptfs 98integrity 98systemd
}
pkg_postinst() {
if linux-info_get_any_version && linux_config_src_exists; then
echo
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."
echo
local CONFIG_CHECK="~BLK_DEV_INITRD ~DEVTMPFS ~MODULES"
# Kernel configuration options descriptions:
local desc_DEVTMPFS="Maintain a devtmpfs filesystem to mount at /dev"
local desc_BLK_DEV_INITRD="Initial RAM filesystem and RAM disk "\
"(initramfs/initrd) support"
local desc_MODULES="Enable loadable module support"
local opt desc
# Generate ERROR_* variables for check_extra_config.
for opt in ${CONFIG_CHECK}; do
opt=${opt#\~}
desc=desc_${opt}
eval "local ERROR_${opt}='CONFIG_${opt}: \"${!desc}\"" \
"is missing and REQUIRED'"
done
check_extra_config
echo
else
echo
ewarn "Your kernel configuration couldn't be checked. Do you have"
ewarn "/usr/src/linux/.config file there? Please check manually if"
ewarn "following options are enabled:"
ewarn ""
ewarn " CONFIG_BLK_DEV_INITRD"
ewarn " CONFIG_DEVTMPFS"
ewarn " CONFIG_MODULES"
echo
fi
elog 'To generate the initramfs:'
elog ' # mount /boot (if necessary)'
elog ' # dracut "" <kernel-version>'
elog ''
elog 'For command line documentation see dracut.kernel(7).'
elog ''
elog 'Simple example to select root and resume partition:'
elog ' root=/dev/sda1 resume=/dev/sda2'
elog ''
elog 'To include only dracut modules and kernel drivers for this system,'
elog 'use the "-H" option. Some modules need to be explicitly added with'
elog '"-a" option even if required tools are installed.'
elog ''
if ! has_version virtual/pkgconfig; then
ewarn 'virtual/pkgconfig is not installed, but it is recommended.'
fi
}
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