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247 lines
6.7 KiB
247 lines
6.7 KiB
# Copyright 1999-2018 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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inherit bash-completion-r1 eutils linux-info toolchain-funcs systemd
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DESCRIPTION="Generic initramfs generation tool"
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HOMEPAGE="https://dracut.wiki.kernel.org"
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SRC_URI="https://www.kernel.org/pub/linux/utils/boot/${PN}/${P}.tar.xz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
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IUSE="debug selinux systemd"
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RESTRICT="test"
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CDEPEND="virtual/udev
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systemd? (
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>=sys-apps/systemd-199
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virtual/pkgconfig
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)
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"
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RDEPEND="${CDEPEND}
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app-arch/cpio
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>=app-shells/bash-4.0
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>sys-apps/kmod-5[tools]
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|| (
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>=sys-apps/sysvinit-2.87-r3
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sys-apps/systemd[sysv-utils]
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)
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>=sys-apps/util-linux-2.21
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debug? ( dev-util/strace )
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selinux? (
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sys-libs/libselinux
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sys-libs/libsepol
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sec-policy/selinux-dracut
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)
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"
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DEPEND="${CDEPEND}
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app-text/asciidoc
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>=dev-libs/libxslt-1.1.26
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app-text/docbook-xml-dtd:4.5
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>=app-text/docbook-xsl-stylesheets-1.75.2
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virtual/pkgconfig
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"
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DOCS=( AUTHORS HACKING NEWS README README.generic README.kernel README.modules
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README.testsuite TODO )
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MY_LIBDIR=/usr/lib
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QA_MULTILIB_PATHS="
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usr/lib/dracut/dracut-install
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usr/lib/dracut/skipcpio
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"
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PATCHES=(
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"${FILESDIR}"/044-0001-base-dracut-lib.sh-dev_unit_name-guard-against-dev-b.patch
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"${FILESDIR}"/044-0002-systemd-initrd-add-initrd-root-device.target.patch
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"${FILESDIR}"/044-0003-50-dracut.install-use-bin-bash-shebang.patch
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"${FILESDIR}"/dracut-044-bash-4.4.patch
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"${FILESDIR}"/dracut-044-preserve-xattrs-when-copying.patch
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)
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#
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# Helper functions
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#
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# Removes module from modules.d.
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# $1 = module name
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# Module name can be specified without number prefix.
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rm_module() {
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local force m
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[[ $1 = -f ]] && force=-f
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for m in $@; do
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if [[ $m =~ ^[0-9][0-9][^\ ]*$ ]]; then
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rm ${force} --interactive=never -r "${modules_dir}"/$m
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else
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rm ${force} --interactive=never -r "${modules_dir}"/[0-9][0-9]$m
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fi
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done
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}
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src_prepare() {
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local libdirs="/$(get_libdir) /usr/$(get_libdir)"
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if [[ ${SYMLINK_LIB} = yes ]]; then
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# Preserve lib -> lib64 symlinks in initramfs
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[[ $libdirs =~ /lib\ ]] || libdirs+=" /lib /usr/lib"
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fi
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einfo "Setting libdirs to \"${libdirs}\" ..."
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sed -e "3alibdirs=\"${libdirs}\"" \
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-i "${S}/dracut.conf.d/gentoo.conf.example" || die
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local udevdir="$("$(tc-getPKG_CONFIG)" udev --variable=udevdir)"
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einfo "Setting udevdir to ${udevdir}..."
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sed -r -e "s|^(udevdir=).*$|\1${udevdir}|" \
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-i "${S}/dracut.conf.d/gentoo.conf.example" || die
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if ! use systemd; then
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local systemdutildir="/lib/systemd"
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einfo "Setting systemdutildir for standalone udev to" \
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"${systemdutildir}..."
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sed -e "5asystemdutildir=\"${systemdutildir}\"" \
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-i "${S}/dracut.conf.d/gentoo.conf.example" || die
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fi
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default
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}
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src_configure() {
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local myconf=(
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--libdir="${MY_LIBDIR}"
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--bashcompletiondir="$(get_bashcompdir)"
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)
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if use systemd; then
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myconf+=( --systemdsystemunitdir="$(systemd_get_systemunitdir)" )
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fi
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econf "${myconf[@]}"
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}
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src_compile() {
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tc-export CC
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emake doc install/dracut-install skipcpio/skipcpio
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}
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src_install() {
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default
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local my_libdir="${MY_LIBDIR}"
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local dracutlibdir="${my_libdir#/}/dracut"
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echo "DRACUT_VERSION=$PVR" > "${D%/}/${dracutlibdir}/dracut-version.sh"
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insinto "${dracutlibdir}/dracut.conf.d/"
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newins dracut.conf.d/gentoo.conf.example gentoo.conf
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insinto /etc/logrotate.d
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newins dracut.logrotate dracut
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dodir /var/lib/dracut/overlay
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dodoc dracut.html
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if ! use systemd; then
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# Scripts in kernel/install.d are systemd-specific
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rm -r "${D%/}/${my_libdir}/kernel" || die
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fi
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#
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# Modules
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#
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local module
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modules_dir="${D%/}/${dracutlibdir}/modules.d"
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use debug || rm_module 95debug
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use selinux || rm_module 98selinux
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if use systemd; then
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# With systemd following modules do not make sense
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rm_module 96securityfs 97masterkey 98integrity
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else
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rm_module 00systemd 98dracut-systemd
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# Without systemd following modules do not make sense
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rm_module 00systemd-bootchart 01systemd-initrd 02systemd-networkd
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fi
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# Remove modules which won't work for sure
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rm_module 95fcoe # no tools
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# fips module depends on masked app-crypt/hmaccalc
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rm_module 01fips 02fips-aesni
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}
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pkg_postinst() {
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if linux-info_get_any_version && linux_config_exists; then
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ewarn ""
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ewarn "If the following test report contains a missing kernel"
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ewarn "configuration option, you should reconfigure and rebuild your"
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ewarn "kernel before booting image generated with this Dracut version."
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ewarn ""
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local CONFIG_CHECK="~BLK_DEV_INITRD ~DEVTMPFS"
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# Kernel configuration options descriptions:
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local desc_DEVTMPFS="Maintain a devtmpfs filesystem to mount at /dev"
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local desc_BLK_DEV_INITRD="Initial RAM filesystem and RAM disk "\
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"(initramfs/initrd) support"
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local opt desc
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# Generate ERROR_* variables for check_extra_config.
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for opt in ${CONFIG_CHECK}; do
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opt=${opt#\~}
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desc=desc_${opt}
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eval "local ERROR_${opt}='CONFIG_${opt}: \"${!desc}\"" \
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"is missing and REQUIRED'"
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done
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check_extra_config
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echo
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else
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ewarn ""
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ewarn "Your kernel configuration couldn't be checked. Do you have"
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ewarn "/usr/src/linux/.config file there? Please check manually if"
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ewarn "following options are enabled:"
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ewarn ""
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ewarn " CONFIG_BLK_DEV_INITRD"
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ewarn " CONFIG_DEVTMPFS"
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ewarn ""
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fi
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elog "To get additional features, a number of optional runtime"
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elog "dependencies may be installed:"
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elog ""
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optfeature "Networking support" net-misc/curl "net-misc/dhcp[client]" \
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sys-apps/iproute2
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optfeature \
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"Measure performance of the boot process for later visualisation" \
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app-benchmarks/bootchart2 app-admin/killproc sys-process/acct
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optfeature "Scan for Btrfs on block devices" sys-fs/btrfs-progs
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optfeature "Load kernel modules and drop this privilege for real init" \
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sys-libs/libcap
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optfeature "Support CIFS" net-fs/cifs-utils
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optfeature "Decrypt devices encrypted with cryptsetup/LUKS" \
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"sys-fs/cryptsetup[-static-libs]"
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optfeature "Support for GPG-encrypted keys for crypt module" \
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app-crypt/gnupg
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optfeature \
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"Allows use of dash instead of default bash (on your own risk)" \
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app-shells/dash
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optfeature "Support iSCSI" sys-block/open-iscsi
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optfeature "Support Logical Volume Manager" sys-fs/lvm2
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optfeature "Support MD devices, also known as software RAID devices" \
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sys-fs/mdadm
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optfeature "Support Device Mapper multipathing" sys-fs/multipath-tools
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optfeature "Plymouth boot splash" '>=sys-boot/plymouth-0.8.5-r5'
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optfeature "Support network block devices" sys-block/nbd
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optfeature "Support NFS" net-fs/nfs-utils net-nds/rpcbind
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optfeature \
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"Install ssh and scp along with config files and specified keys" \
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net-misc/openssh
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optfeature "Enable logging with syslog-ng or rsyslog" app-admin/syslog-ng \
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app-admin/rsyslog
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}
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