quarks/sys-kernel/dracut/dracut-027.ebuild

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# Copyright 1999-2013 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sys-kernel/dracut/dracut-027.ebuild,v 1.2 2013/04/02 14:16:51 aidecoe Exp $
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EAPI=4
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inherit bash-completion-r1 eutils linux-info
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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"
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KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
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REQUIRED_USE="
dracut_modules_bootchart? ( !dracut_modules_systemd )
dracut_modules_crypt-gpg? ( dracut_modules_crypt )
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dracut_modules_crypt-ssh? ( dracut_modules_crypt )
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dracut_modules_crypt-loop? ( dracut_modules_crypt )
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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_crypt-loop
dracut_modules_gensplash
dracut_modules_mdraid
dracut_modules_multipath
dracut_modules_plymouth
dracut_modules_syslog
dracut_modules_systemd
"
DM_MODULES="
dracut_modules_crypt
dracut_modules_dmraid
dracut_modules_dmsquash-live
dracut_modules_livenet
dracut_modules_lvm
"
NETWORK_MODULES="
dracut_modules_cifs
dracut_modules_iscsi
dracut_modules_livenet
dracut_modules_nbd
dracut_modules_nfs
dracut_modules_ssh-client
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dracut_modules_crypt-ssh
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"
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 optimization net selinux ${IUSE_DRACUT_MODULES}"
RESTRICT="test"
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CDEPEND="virtual/udev
dracut_modules_systemd? ( >=sys-apps/systemd-199 )
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"
RDEPEND="${CDEPEND}
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-2.21
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virtual/pkgconfig
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debug? ( dev-util/strace )
device-mapper? ( || ( sys-fs/device-mapper >=sys-fs/lvm2-2.02.33 ) )
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net? ( net-misc/curl >=net-misc/dhcp-4.2.4_p2-r1[client] sys-apps/iproute2 )
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selinux? ( sys-libs/libselinux sys-libs/libsepol )
dracut_modules_biosdevname? ( sys-apps/biosdevname )
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dracut_modules_bootchart? ( app-benchmarks/bootchart2 sys-apps/usleep
sys-process/acct )
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dracut_modules_btrfs? ( sys-fs/btrfs-progs )
dracut_modules_caps? ( sys-libs/libcap )
dracut_modules_cifs? ( net-fs/cifs-utils )
dracut_modules_crypt? ( sys-fs/cryptsetup )
dracut_modules_crypt-gpg? ( app-crypt/gnupg )
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dracut_modules_crypt-ssh? ( net-misc/dropbear )
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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="${CDEPEND}
app-text/asciidoc
>=dev-libs/libxslt-1.1.26
app-text/docbook-xml-dtd:4.5
>=app-text/docbook-xsl-stylesheets-1.75.2
"
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DOCS=( AUTHORS HACKING NEWS README README.generic README.kernel README.modules
README.testsuite TODO )
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MY_LIBDIR="/usr/lib"
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#
# 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]$m
fi
done
}
#
# ebuild functions
#
src_prepare() {
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epatch "${FILESDIR}/${PV}-0000-fix-version-print.patch"
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epatch "${FILESDIR}/${PV}-0001-dracut-functions.sh-support-for-altern.patch"
epatch "${FILESDIR}/${PV}-0002-gentoo.conf-let-udevdir-be-handled-by-.patch"
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if use dracut_modules_systemd; then
local systemdutildir="$($(tc-getPKG_CONFIG) systemd \
--variable=systemdutildir)"
local systemdsystemunitdir="$($(tc-getPKG_CONFIG) systemd \
--variable=systemdsystemunitdir)"
[[ ${systemdutildir} ]] || die "Couldn't detect systemdutildir"
[[ ${systemdsystemunitdir} ]] \
|| die "Couldn't detect systemdsystemunitdir"
einfo "Setting systemdutildir to ${systemdutildir} and ..."
sed -e "4asystemdutildir=\"${systemdutildir}\"" \
-i "${S}/dracut.conf.d/gentoo.conf.example" || die
einfo "Setting systemdsystemunitdir to ${systemdsystemunitdir}..."
sed -e "5asystemdsystemunitdir=\"${systemdsystemunitdir}\"" \
-i "${S}/dracut.conf.d/gentoo.conf.example" || die
fi
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if use dracut_modules_crypt-ssh; then
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epatch "${FILESDIR}/${PV}-crypt-ssh.patch"
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fi
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}
src_configure() {
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econf --libdir="${MY_LIBDIR}"
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}
src_compile() {
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emake doc
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if use optimization; then
ewarn "Enabling experimental optimization!"
tc-export CC
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emake install/dracut-install
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fi
}
src_install() {
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default
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newbashcomp "${PN}-bash-completion.sh" "${PN}"
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local dracutlibdir="${MY_LIBDIR#/}/dracut"
echo "DRACUT_VERSION=$PVR" > "${D%/}/${dracutlibdir}/dracut-version.sh"
insinto "${dracutlibdir}/dracut.conf.d/"
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newins dracut.conf.d/gentoo.conf.example gentoo.conf
insinto /etc/logrotate.d
newins dracut.logrotate dracut
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dodir /var/lib/dracut/overlay
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dohtml dracut.html
#
# Modules
#
local module
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modules_dir="${D%/}/${dracutlibdir}/modules.d"
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# 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.
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use device-mapper || rm_module 90dm
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use net || rm_module 40network 45ifcfg 45url-lib
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if use dracut_modules_systemd; then
# With systemd following modules do not make sense
rm_module 96securityfs 98selinux
else
# Without systemd following modules do not make sense
rm_module 00systemd-bootchart
fi
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# 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
}
pkg_postinst() {
if linux-info_get_any_version && linux_config_src_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 ""
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local CONFIG_CHECK="~BLK_DEV_INITRD ~DEVTMPFS"
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# 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 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
ewarn ""
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 ""
fi
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if use dracut_modules_crypt || use dracut_modules_dmraid || use \
dracut_modules_mdraid || use dracut_modules_lvm; then
if ! [[ $(</proc/cmdline) =~ rd.auto[\ =] ]]; then
ewarn "Autoassembly of special devices like cryptoLUKS, dmraid, "
ewarn "mdraid or lvm is off for default as of >=dracut-024."
ewarn "Use rd.auto option to turn it on."
fi
fi
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}