[zfs] commit zfs things to work on them

sys-fs/zfs/files/bash-completion-r1

@@ -0,0 +1,391 @@
+# Copyright (c) 2013, Aneurin Price <aneurin.price@gmail.com>
+
+# Permission is hereby granted, free of charge, to any person
+# obtaining a copy of this software and associated documentation
+# files (the "Software"), to deal in the Software without
+# restriction, including without limitation the rights to use,
+# copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following
+# conditions:
+
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+
+#if [[ -w /dev/zfs ]]; then
+    __ZFS_CMD="zfs"
+    __ZPOOL_CMD="zpool"
+#else
+#    __ZFS_CMD="sudo zfs"
+#    __ZPOOL_CMD="sudo zpool"
+#fi
+
+__zfs_get_commands()
+{
+    $__ZFS_CMD 2>&1 | awk '/^\t[a-z]/ {print $1}' | cut -f1 -d '|' | uniq
+}
+
+__zfs_get_properties()
+{
+    $__ZFS_CMD get 2>&1 | awk '$2 == "YES" || $2 == "NO" {print $1}'; echo all name space
+}
+
+__zfs_get_editable_properties()
+{
+    $__ZFS_CMD get 2>&1 | awk '$2 == "YES" {print $1"="}'
+}
+
+__zfs_get_inheritable_properties()
+{
+    $__ZFS_CMD get 2>&1 | awk '$3 == "YES" {print $1}'
+}
+
+__zfs_list_datasets()
+{
+    $__ZFS_CMD list -H -o name -t filesystem,volume
+}
+
+__zfs_list_filesystems()
+{
+    $__ZFS_CMD list -H -o name -t filesystem
+}
+
+__zfs_match_snapshot()
+{
+    local base_dataset=${cur%@*}
+    if [[ $base_dataset != $cur ]]
+    then
+        $__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset
+    else
+        $__ZFS_CMD list -H -o name -t filesystem,volume | awk '{print $1"@"}'
+    fi
+}
+
+__zfs_match_explicit_snapshot()
+{
+    local base_dataset=${cur%@*}
+    if [[ $base_dataset != $cur ]]
+    then
+        $__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset
+    fi
+}
+
+__zfs_match_multiple_snapshots()
+{
+    local existing_opts=$(expr "$cur" : '\(.*\)[%,]')
+    if [[ $existing_opts ]]
+    then
+        local base_dataset=${cur%@*}
+        if [[ $base_dataset != $cur ]]
+        then
+            local cur=${cur##*,}
+            if [[ $cur =~ ^%|%.*% ]]
+            then
+                # correct range syntax is start%end
+                return 1
+            fi
+            local range_start=$(expr "$cur" : '\(.*%\)')
+            $__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset | sed 's$.*@$'$range_start'$g'
+        fi
+    else
+        __zfs_match_explicit_snapshot; __zfs_list_datasets
+    fi
+}
+
+__zfs_list_volumes()
+{
+    $__ZFS_CMD list -H -o name -t volume
+}
+
+__zfs_argument_chosen()
+{
+    local word property
+    for word in $(seq $((COMP_CWORD-1)) -1 2)
+    do
+        local prev="${COMP_WORDS[$word]}"
+        if [[ ${COMP_WORDS[$word-1]} != -[tos] ]]
+        then
+            if [[ "$prev" == [^,]*,* ]] || [[ "$prev" == *[@:]* ]]
+            then
+                return 0
+            fi
+            for property in $@
+            do
+                if [[ $prev == "$property" ]]
+                then
+                    return 0
+                fi
+            done
+        fi
+    done
+    return 1
+}
+
+__zfs_complete_ordered_arguments()
+{
+    local list1=$1
+    local list2=$2
+    local cur=$3
+    local extra=$4
+    if __zfs_argument_chosen $list1
+    then
+        COMPREPLY=($(compgen -W "$list2 $extra" -- "$cur"))
+    else
+        COMPREPLY=($(compgen -W "$list1 $extra" -- "$cur"))
+    fi
+}
+
+__zfs_complete_multiple_options()
+{
+    local options=$1
+    local cur=$2
+
+    COMPREPLY=($(compgen -W "$options" -- "${cur##*,}"))
+    local existing_opts=$(expr "$cur" : '\(.*,\)')
+    if [[ $existing_opts ]] 
+    then
+        COMPREPLY=( "${COMPREPLY[@]/#/${existing_opts}}" )
+    fi
+}
+
+__zfs_complete_switch()
+{
+    local options=$1
+    if [[ ${cur:0:1} == - ]]
+    then
+        COMPREPLY=($(compgen -W "-{$options}" -- "$cur"))
+        return 0
+    else
+        return 1
+    fi
+}
+
+__zfs_complete()
+{
+    local cur prev cmd cmds
+    COMPREPLY=()
+    # Don't split on colon
+    _get_comp_words_by_ref -n : -c cur -p prev -w COMP_WORDS -i COMP_CWORD
+    cmd="${COMP_WORDS[1]}"
+
+    if [[ ${prev##*/} == zfs ]]
+    then
+        cmds=$(__zfs_get_commands)
+        COMPREPLY=($(compgen -W "$cmds -?" -- "$cur"))
+        return 0
+    fi
+
+    case "${cmd}" in
+        clone)
+            case "${prev}" in
+                -o)
+                    COMPREPLY=($(compgen -W "$(__zfs_get_editable_properties)" -- "$cur"))
+                    ;;
+                *)
+                    if ! __zfs_complete_switch "o,p"
+                    then
+                        if __zfs_argument_chosen
+                        then
+                            COMPREPLY=($(compgen -W "$(__zfs_list_datasets)" -- "$cur"))
+                        else
+                            COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
+                        fi
+                    fi
+                    ;;
+            esac
+            ;;
+        get)
+            case "${prev}" in
+                -d)
+                    COMPREPLY=($(compgen -W "" -- "$cur"))
+                    ;;
+                -t)
+                    __zfs_complete_multiple_options "filesystem volume snapshot all" "$cur"
+                    ;;
+                -s)
+                    __zfs_complete_multiple_options "local default inherited temporary none" "$cur"
+                    ;;
+                -o)
+                    __zfs_complete_multiple_options "name property value source received all" "$cur"
+                    ;;
+                *)
+                    if ! __zfs_complete_switch "H,r,p,d,o,t,s"
+                    then
+                        if __zfs_argument_chosen $(__zfs_get_properties)
+                        then
+                            COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
+                        else
+                            __zfs_complete_multiple_options "$(__zfs_get_properties)" "$cur"
+                        fi
+                    fi
+                    ;;
+            esac
+            ;;
+        inherit)
+            if ! __zfs_complete_switch "r"
+            then
+                __zfs_complete_ordered_arguments "$(__zfs_get_inheritable_properties)" "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" $cur
+            fi
+            ;;
+        list)
+            case "${prev}" in
+                -d)
+                    COMPREPLY=($(compgen -W "" -- "$cur"))
+                    ;;
+                -t)
+                    __zfs_complete_multiple_options "filesystem volume snapshot all" "$cur"
+                    ;;
+                -o)
+                    __zfs_complete_multiple_options "$(__zfs_get_properties)" "$cur"
+                    ;;
+                -s|-S)
+                    COMPREPLY=($(compgen -W "$(__zfs_get_properties)" -- "$cur"))
+                    ;;
+                *)
+                    if ! __zfs_complete_switch "H,r,d,o,t,s,S"
+                    then
+                        COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
+                    fi
+                    ;;
+            esac
+            ;;
+        promote)
+            COMPREPLY=($(compgen -W "$(__zfs_list_filesystems)" -- "$cur"))
+            ;;
+        rollback)
+            if ! __zfs_complete_switch "r,R,f"
+            then
+                COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
+            fi
+            ;;
+        send)
+            if ! __zfs_complete_switch "d,n,P,p,R,v,i,I"
+            then
+                COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
+            fi
+            ;;
+        snapshot)
+            case "${prev}" in
+                -o)
+                    COMPREPLY=($(compgen -W "$(__zfs_get_editable_properties)" -- "$cur"))
+                    ;;
+                *)
+                    if ! __zfs_complete_switch "o,r"
+                    then
+                        COMPREPLY=($(compgen -W "$(__zfs_list_datasets | awk '{print $1"@"}')" -- "$cur"))
+                    fi
+                    ;;
+            esac
+            ;;
+        set)
+            __zfs_complete_ordered_arguments "$(__zfs_get_editable_properties)" "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" $cur
+            ;;
+        upgrade)
+            case "${prev}" in
+                -a|-V|-v)
+                    COMPREPLY=($(compgen -W "" -- "$cur"))
+                    ;;
+                *)
+                    if ! __zfs_complete_switch "a,V,v,r"
+                    then
+                        COMPREPLY=($(compgen -W "$(__zfs_list_filesystems)" -- "$cur"))
+                    fi
+                    ;;
+            esac
+            ;;
+        destroy)
+            if ! __zfs_complete_switch "d,f,n,p,R,r,v"
+            then
+                __zfs_complete_multiple_options "$(__zfs_match_multiple_snapshots)" $cur
+            fi
+            ;;
+        *)
+            COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
+            ;;
+    esac
+    __ltrim_colon_completions "$cur"
+    return 0
+}
+
+__zpool_get_commands()
+{
+    $__ZPOOL_CMD 2>&1 | awk '/^\t[a-z]/ {print $1}' | uniq
+}
+
+__zpool_get_properties()
+{
+    $__ZPOOL_CMD get 2>&1 | awk '$2 == "YES" || $2 == "NO" {print $1}'; echo all
+}
+
+__zpool_get_editable_properties()
+{
+    $__ZPOOL_CMD get 2>&1 | awk '$2 == "YES" {print $1"="}'
+}
+
+__zpool_list_pools()
+{
+    $__ZPOOL_CMD list -H -o name
+}
+
+__zpool_complete()
+{
+    local cur prev cmd cmds
+    COMPREPLY=()
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+    cmd="${COMP_WORDS[1]}"
+
+    if [[ ${prev##*/} == zpool ]]
+    then
+        cmds=$(__zpool_get_commands)
+        COMPREPLY=($(compgen -W "$cmds" -- "$cur"))
+        return 0
+    fi
+
+    case "${cmd}" in
+        get)
+            __zfs_complete_ordered_arguments "$(__zpool_get_properties)" "$(__zpool_list_pools)" $cur
+            return 0
+            ;;
+        import)
+            if [[ $prev == -d ]]
+            then
+                _filedir -d
+            else
+                COMPREPLY=($(compgen -W "$(__zpool_list_pools) -d" -- "$cur"))
+            fi
+            return 0
+            ;;
+        set)
+            __zfs_complete_ordered_arguments "$(__zpool_get_editable_properties)" "$(__zpool_list_pools)" $cur
+            return 0
+            ;;
+        add|attach|clear|create|detach|offline|online|remove|replace)
+            local pools="$(__zpool_list_pools)"
+            if __zfs_argument_chosen $pools
+            then
+                _filedir
+            else
+                COMPREPLY=($(compgen -W "$pools" -- "$cur"))
+            fi
+            return 0
+            ;;
+        *)
+            COMPREPLY=($(compgen -W "$(__zpool_list_pools)" -- "$cur"))
+            return 0
+            ;;
+    esac
+
+}
+
+complete -F __zfs_complete zfs
+complete -F __zpool_complete zpool

sys-fs/zfs/files/zfs-init.sh.in

@@ -0,0 +1,29 @@
+#!/bin/sh
+
+ZFS="@sbindir@/zfs"
+ZPOOL="@sbindir@/zpool"
+ZPOOL_CACHE="@sysconfdir@/zfs/zpool.cache"
+
+if [ -f "${ZPOOL_CACHE}" ]; then
+    "${ZPOOL}" import -c "${ZPOOL_CACHE}" -aN 2>/dev/null
+    if [ "${?}" != "0" ]; then
+        echo "Failed to import not-yet imported pools." >&2
+    fi
+fi
+
+echo "Mounting ZFS filesystems"
+"${ZFS}" mount -a
+if [ "${?}" != "0" ]; then
+    echo "Failed to mount ZFS filesystems." >&2
+    exit 1
+fi
+
+echo "Exporting ZFS filesystems"
+"${ZFS}" share -a
+if [ "${?}" != "0" ]; then
+    echo "Failed to export ZFS filesystems." >&2
+    exit 1
+fi
+
+exit 0
+

sys-fs/zfs/files/zfs.service.in

@@ -0,0 +1,16 @@
+[Unit]
+Description=ZFS filesystems setup
+Before=network.target
+After=systemd-udev-settle.target local-fs.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStartPre=-/sbin/modprobe zfs
+ExecStartPre=/usr/bin/test -c /dev/zfs
+ExecStart=/usr/libexec/zfs-init.sh
+ExecStop=@sbindir@/zfs umount -a
+
+[Install]
+WantedBy=multi-user.target
+

sys-fs/zfs/metadata.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>ryao@gentoo.org</email>
+		<name>Richard Yao</name>
+	</maintainer>
+	<maintainer type="person">
+		<email>gyakovlev@gentoo.org</email>
+		<name>Georgy Yakovlev</name>
+	</maintainer>
+	<use>
+		<flag name="kernel-builtin">Disable dependency on sys-fs/zfs-kmod under the assumption that ZFS is part of the kernel source tree</flag>
+		<flag name="rootfs">Enable dependencies required for booting off a pool containing a rootfs</flag>
+		<flag name="test-suite">Install regression test suite</flag>
+	</use>
+	<upstream>
+		<remote-id type="github">zfsonlinux/zfs</remote-id>
+	</upstream>
+</pkgmetadata>

sys-fs/zfs/zfs-0.7.12.ebuild

@@ -0,0 +1,210 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="5"
+PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )
+
+if [ ${PV} == "9999" ] ; then
+	inherit git-r3 linux-mod
+	AUTOTOOLS_AUTORECONF="1"
+	EGIT_REPO_URI="git://github.com/zfsonlinux/${PN}.git"
+else
+	SRC_URI="https://github.com/zfsonlinux/${PN}/releases/download/${P}/${P}.tar.gz"
+	KEYWORDS="~amd64"
+fi
+
+inherit autotools-utils bash-completion-r1 flag-o-matic linux-info python-r1 systemd toolchain-funcs udev
+
+DESCRIPTION="Userland utilities for ZFS Linux kernel module"
+HOMEPAGE="http://zfsonlinux.org/"
+
+LICENSE="BSD-2 CDDL MIT"
+SLOT="0"
+IUSE="custom-cflags debug kernel-builtin +rootfs test-suite static-libs"
+RESTRICT="test"
+
+COMMON_DEPEND="
+	net-libs/libtirpc
+	sys-apps/util-linux[static-libs?]
+	sys-libs/zlib[static-libs(+)?]
+	virtual/awk
+"
+DEPEND="${COMMON_DEPEND}
+	virtual/pkgconfig
+"
+
+RDEPEND="${COMMON_DEPEND}
+	!=sys-apps/grep-2.13*
+	!kernel-builtin? ( =sys-fs/zfs-kmod-${PV}* )
+	!sys-fs/zfs-fuse
+	!prefix? ( virtual/udev )
+	test-suite? (
+		sys-apps/util-linux
+		sys-devel/bc
+		sys-block/parted
+		sys-fs/lsscsi
+		sys-fs/mdadm
+		sys-process/procps
+		virtual/modutils
+		)
+	rootfs? (
+		app-arch/cpio
+		app-misc/pax-utils
+		!<sys-boot/grub-2.00-r2:2
+		!<sys-kernel/genkernel-3.5.1.1
+		!<sys-kernel/genkernel-next-67
+		!<sys-kernel/bliss-initramfs-7.1.0
+		!<sys-kernel/dracut-044-r1
+		)
+	sys-fs/udev-init-scripts
+"
+
+AT_M4DIR="config"
+AUTOTOOLS_IN_SOURCE_BUILD="1"
+
+pkg_setup() {
+	if use kernel_linux && use test-suite; then
+		linux-info_pkg_setup
+		if  ! linux_config_exists; then
+			ewarn "Cannot check the linux kernel configuration."
+		else
+			# recheck that we don't have usblp to collide with libusb
+			if use test-suite; then
+				if linux_chkconfig_present BLK_DEV_LOOP; then
+					eerror "The ZFS test suite requires loop device support enabled."
+					eerror "Please enable it:"
+					eerror "    CONFIG_BLK_DEV_LOOP=y"
+					eerror "in /usr/src/linux/.config or"
+					eerror "    Device Drivers --->"
+					eerror "        Block devices --->"
+					eerror "            [ ] Loopback device support"
+				fi
+			fi
+		fi
+	fi
+}
+
+src_prepare() {
+	# Update paths
+	sed -e "s|/sbin/lsmod|/bin/lsmod|" \
+		-e "s|/usr/bin/scsi-rescan|/usr/sbin/rescan-scsi-bus|" \
+		-e "s|/sbin/parted|/usr/sbin/parted|" \
+		-i scripts/common.sh.in
+
+	autotools-utils_src_prepare
+}
+
+src_configure() {
+	use custom-cflags || strip-flags
+	local myeconfargs=(
+		--bindir="${EPREFIX}/bin"
+		--sbindir="${EPREFIX}/sbin"
+		--with-config=user
+		--with-dracutdir="${EPREFIX}/usr/lib/dracut"
+		--with-linux="${KV_DIR}"
+		--with-linux-obj="${KV_OUT_DIR}"
+		--with-udevdir="$(get_udevdir)"
+		--with-systemdunitdir="$(systemd_get_systemunitdir)"
+		--with-systemdpresetdir="${EPREFIX}/lib/systemd/system-preset"
+		$(use_enable debug)
+	)
+	autotools-utils_src_configure
+
+	# prepare systemd unit and helper script
+	cat "${FILESDIR}/zfs.service.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs.service" || die
+	cat "${FILESDIR}/zfs-init.sh.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs-init.sh" || die
+}
+
+src_install() {
+	autotools-utils_src_install
+	gen_usr_ldscript -a uutil nvpair zpool zfs zfs_core
+	use test-suite || rm -rf "${ED}usr/share/zfs"
+
+	newbashcomp "${FILESDIR}/bash-completion-r1" zfs
+	bashcomp_alias zfs zpool
+
+	exeinto /usr/libexec
+	doexe "${T}/zfs-init.sh"
+	systemd_dounit "${T}/zfs.service"
+}
+
+pkg_postinst() {
+	if ! use kernel-builtin && [ ${PV} = "9999" ]
+	then
+		einfo "Adding ${P} to the module database to ensure that the"
+		einfo "kernel modules and userland utilities stay in sync."
+		update_moduledb
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/boot/zfs" ]
+	then
+		einfo 'The zfs boot script has been split into the zfs-import,'
+		einfo 'zfs-mount and zfs-share scripts.'
+		einfo
+		einfo 'You had the zfs script in your boot runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the three'
+		einfo 'scripts that replace it have been configured to start.'
+		einfo 'The zfs-import and zfs-mount scripts have been added to the boot'
+		einfo 'runlevel while the zfs-share script is in the default runlevel.'
+
+		rm "${EROOT}etc/runlevels/boot/zfs"
+		ln -snf "${EROOT}etc/init.d/zfs-import" \
+			"${EROOT}etc/runlevels/boot/zfs-import"
+		ln -snf "${EROOT}etc/init.d/zfs-mount" \
+			"${EROOT}etc/runlevels/boot/zfs-mount"
+		ln -snf "${EROOT}etc/init.d/zfs-share" \
+			"${EROOT}etc/runlevels/default/zfs-share"
+	else
+		[ -e "${EROOT}etc/runlevels/boot/zfs-import" ] || \
+			einfo "You should add zfs-import to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/boot/zfs-mount" ] || \
+			einfo "You should add zfs-mount to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/default/zfs-share" ] || \
+			einfo "You should add zfs-share to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/default/zed" ]
+	then
+		einfo 'The downstream OpenRC zed script has replaced by the upstream'
+		einfo 'OpenRC zfs-zed script.'
+		einfo
+		einfo 'You had the zed script in your default runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the zfs-zed'
+		einfo 'script that replaced it has been configured to start.'
+
+		rm "${EROOT}etc/runlevels/boot/zed"
+		ln -snf "${EROOT}etc/init.d/zfs-sed" \
+			"${EROOT}etc/runlevels/default/zfs-zed"
+	else
+		[ -e "${EROOT}etc/runlevels/default/zfs-zed" ] || \
+			einfo "You should add zfs-zed to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/shutdown/zfs-shutdown" ]
+	then
+		einfo "The zfs-shutdown script is obsolete. Removing it from runlevel."
+		rm "${EROOT}etc/runlevels/shutdown/zfs-shutdown"
+	fi
+
+	systemd_reenable zfs-zed.service
+	systemd_reenable zfs-import-cache.service
+	systemd_reenable zfs-import-scan.service
+	systemd_reenable zfs-mount.service
+	systemd_reenable zfs-share.service
+	systemd_reenable zfs-import.target
+	systemd_reenable zfs.target
+	systemd_reenable zfs.service
+}
+
+pkg_postrm() {
+	if ! use kernel-builtin && [ ${PV} = "9999" ]
+	then
+		remove_moduledb
+	fi
+}

sys-fs/zfs/zfs-0.7.9999.ebuild

@@ -0,0 +1,208 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="5"
+PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )
+
+if [[ ${PV} == *"9999" ]] ; then
+	AUTOTOOLS_AUTORECONF="1"
+	EGIT_REPO_URI="https://github.com/zfsonlinux/${PN}.git"
+	EGIT_BRANCH="zfs-0.7-release"
+	inherit git-r3 linux-mod
+else
+	SRC_URI="https://github.com/zfsonlinux/${PN}/releases/download/${P}/${P}.tar.gz"
+	KEYWORDS="~amd64 ~arm ~ppc ~ppc64"
+fi
+
+inherit autotools-utils bash-completion-r1 flag-o-matic linux-info python-r1 systemd toolchain-funcs udev
+
+DESCRIPTION="Userland utilities for ZFS Linux kernel module"
+HOMEPAGE="http://zfsonlinux.org/"
+
+LICENSE="BSD-2 CDDL MIT"
+SLOT="0"
+IUSE="custom-cflags debug kernel-builtin +rootfs test-suite static-libs"
+RESTRICT="test"
+
+COMMON_DEPEND="
+	net-libs/libtirpc
+	sys-apps/util-linux[static-libs?]
+	sys-libs/zlib[static-libs(+)?]
+	virtual/awk
+"
+DEPEND="${COMMON_DEPEND}
+	virtual/pkgconfig
+"
+
+RDEPEND="${COMMON_DEPEND}
+	!=sys-apps/grep-2.13*
+	!kernel-builtin? ( =sys-fs/zfs-kmod-${PV}* )
+	!sys-fs/zfs-fuse
+	!prefix? ( virtual/udev )
+	test-suite? (
+		sys-apps/util-linux
+		sys-devel/bc
+		sys-block/parted
+		sys-fs/lsscsi
+		sys-fs/mdadm
+		sys-process/procps
+		virtual/modutils
+		)
+	rootfs? (
+		app-arch/cpio
+		app-misc/pax-utils
+		!<sys-boot/grub-2.00-r2:2
+		)
+"
+
+AT_M4DIR="config"
+AUTOTOOLS_IN_SOURCE_BUILD="1"
+
+pkg_setup() {
+	if use kernel_linux && use test-suite; then
+		linux-info_pkg_setup
+		if  ! linux_config_exists; then
+			ewarn "Cannot check the linux kernel configuration."
+		else
+			# recheck that we don't have usblp to collide with libusb
+			if use test-suite; then
+				if linux_chkconfig_present BLK_DEV_LOOP; then
+					eerror "The ZFS test suite requires loop device support enabled."
+					eerror "Please enable it:"
+					eerror "    CONFIG_BLK_DEV_LOOP=y"
+					eerror "in /usr/src/linux/.config or"
+					eerror "    Device Drivers --->"
+					eerror "        Block devices --->"
+					eerror "            [ ] Loopback device support"
+				fi
+			fi
+		fi
+	fi
+
+}
+
+src_prepare() {
+	# Update paths
+	sed -e "s|/sbin/lsmod|/bin/lsmod|" \
+		-e "s|/usr/bin/scsi-rescan|/usr/sbin/rescan-scsi-bus|" \
+		-e "s|/sbin/parted|/usr/sbin/parted|" \
+		-i scripts/common.sh.in
+
+	autotools-utils_src_prepare
+}
+
+src_configure() {
+	use custom-cflags || strip-flags
+	local myeconfargs=(
+		--bindir="${EPREFIX}/bin"
+		--sbindir="${EPREFIX}/sbin"
+		--with-config=user
+		--with-dracutdir="${EPREFIX}/usr/lib/dracut"
+		--with-linux="${KV_DIR}"
+		--with-linux-obj="${KV_OUT_DIR}"
+		--with-udevdir="$(get_udevdir)"
+		--with-systemdunitdir="$(systemd_get_systemunitdir)"
+		--with-systemdpresetdir="${EPREFIX}/lib/systemd/system-preset"
+		$(use_enable debug)
+	)
+	autotools-utils_src_configure
+
+	# prepare systemd unit and helper script
+	cat "${FILESDIR}/zfs.service.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs.service" || die
+	cat "${FILESDIR}/zfs-init.sh.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs-init.sh" || die
+}
+
+src_install() {
+	autotools-utils_src_install
+	gen_usr_ldscript -a uutil nvpair zpool zfs zfs_core
+	use test-suite || rm -rf "${ED}usr/share/zfs"
+
+	newbashcomp "${FILESDIR}/bash-completion-r1" zfs
+	bashcomp_alias zfs zpool
+
+	exeinto /usr/libexec
+	doexe "${T}/zfs-init.sh"
+	systemd_dounit "${T}/zfs.service"
+}
+
+pkg_postinst() {
+	if ! use kernel-builtin && [[ ${PV} = *"9999" ]]
+	then
+		einfo "Adding ${P} to the module database to ensure that the"
+		einfo "kernel modules and userland utilities stay in sync."
+		update_moduledb
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/boot/zfs" ]
+	then
+		einfo 'The zfs boot script has been split into the zfs-import,'
+		einfo 'zfs-mount and zfs-share scripts.'
+		einfo
+		einfo 'You had the zfs script in your boot runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the three'
+		einfo 'scripts that replace it have been configured to start.'
+		einfo 'The zfs-import and zfs-mount scripts have been added to the boot'
+		einfo 'runlevel while the zfs-share script is in the default runlevel.'
+
+		rm "${EROOT}etc/runlevels/boot/zfs"
+		ln -snf "${EROOT}etc/init.d/zfs-import" \
+			"${EROOT}etc/runlevels/boot/zfs-import"
+		ln -snf "${EROOT}etc/init.d/zfs-mount" \
+			"${EROOT}etc/runlevels/boot/zfs-mount"
+		ln -snf "${EROOT}etc/init.d/zfs-share" \
+			"${EROOT}etc/runlevels/default/zfs-share"
+	else
+		[ -e "${EROOT}etc/runlevels/boot/zfs-import" ] || \
+			einfo "You should add zfs-import to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/boot/zfs-mount" ] || \
+			einfo "You should add zfs-mount to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/default/zfs-share" ] || \
+			einfo "You should add zfs-share to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/default/zed" ]
+	then
+		einfo 'The downstream OpenRC zed script has replaced by the upstream'
+		einfo 'OpenRC zfs-zed script.'
+		einfo
+		einfo 'You had the zed script in your default runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the zfs-zed'
+		einfo 'script that replaced it has been configured to start.'
+
+		rm "${EROOT}etc/runlevels/boot/zed"
+		ln -snf "${EROOT}etc/init.d/zfs-sed" \
+			"${EROOT}etc/runlevels/default/zfs-zed"
+	else
+		[ -e "${EROOT}etc/runlevels/default/zfs-zed" ] || \
+			einfo "You should add zfs-zed to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/shutdown/zfs-shutdown" ]
+	then
+		einfo "The zfs-shutdown script is obsolete. Removing it from runlevel."
+		rm "${EROOT}etc/runlevels/shutdown/zfs-shutdown"
+	fi
+
+	systemd_reenable zfs-zed.service
+	systemd_reenable zfs-import-cache.service
+	systemd_reenable zfs-import-scan.service
+	systemd_reenable zfs-mount.service
+	systemd_reenable zfs-share.service
+	systemd_reenable zfs-import.target
+	systemd_reenable zfs.target
+	systemd_reenable zfs.service
+
+}
+
+pkg_postrm() {
+	if ! use kernel-builtin && [[ ${PV} = *"9999" ]]
+	then
+		remove_moduledb
+	fi
+}

sys-fs/zfs/zfs-9999.ebuild

@@ -0,0 +1,217 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="5"
+PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )
+
+if [ ${PV} == "9999" ] ; then
+	inherit git-r3 linux-mod
+	AUTOTOOLS_AUTORECONF="1"
+	EGIT_REPO_URI="https://github.com/zfsonlinux/${PN}.git"
+else
+	SRC_URI="https://github.com/zfsonlinux/${PN}/releases/download/${P}/${P}.tar.gz"
+	KEYWORDS="~amd64 ~arm ~ppc ~ppc64"
+fi
+
+inherit autotools-utils bash-completion-r1 flag-o-matic linux-info python-r1 systemd toolchain-funcs udev
+
+DESCRIPTION="Userland utilities for ZFS Linux kernel module"
+HOMEPAGE="http://zfsonlinux.org/"
+
+LICENSE="BSD-2 CDDL MIT"
+SLOT="0"
+IUSE="custom-cflags debug kernel-builtin +rootfs test-suite static-libs"
+RESTRICT="test"
+
+COMMON_DEPEND="
+	net-libs/libtirpc
+	sys-apps/util-linux[static-libs?]
+	sys-libs/zlib[static-libs(+)?]
+	virtual/awk
+"
+DEPEND="${COMMON_DEPEND}
+	virtual/pkgconfig
+"
+
+RDEPEND="${COMMON_DEPEND}
+	!=sys-apps/grep-2.13*
+	!kernel-builtin? ( =sys-fs/zfs-kmod-${PV}* )
+	!sys-fs/zfs-fuse
+	!prefix? ( virtual/udev )
+	test-suite? (
+		sys-apps/util-linux
+		sys-devel/bc
+		sys-block/parted
+		sys-fs/lsscsi
+		sys-fs/mdadm
+		sys-process/procps
+		virtual/modutils
+		)
+	rootfs? (
+		app-arch/cpio
+		app-misc/pax-utils
+		!<sys-boot/grub-2.00-r2:2
+		)
+"
+
+AT_M4DIR="config"
+AUTOTOOLS_IN_SOURCE_BUILD="1"
+
+pkg_setup() {
+	if use kernel_linux && use test-suite; then
+		linux-info_pkg_setup
+		if  ! linux_config_exists; then
+			ewarn "Cannot check the linux kernel configuration."
+		else
+			# recheck that we don't have usblp to collide with libusb
+			if use test-suite; then
+				if linux_chkconfig_present BLK_DEV_LOOP; then
+					eerror "The ZFS test suite requires loop device support enabled."
+					eerror "Please enable it:"
+					eerror "    CONFIG_BLK_DEV_LOOP=y"
+					eerror "in /usr/src/linux/.config or"
+					eerror "    Device Drivers --->"
+					eerror "        Block devices --->"
+					eerror "            [ ] Loopback device support"
+				fi
+			fi
+		fi
+	fi
+
+}
+
+src_prepare() {
+	# Update paths
+	sed -e "s|/sbin/lsmod|/bin/lsmod|" \
+		-e "s|/usr/bin/scsi-rescan|/usr/sbin/rescan-scsi-bus|" \
+		-e "s|/sbin/parted|/usr/sbin/parted|" \
+		-i scripts/common.sh.in
+
+	if use kernel-builtin
+	then
+		einfo "kernel-builtin enabled, removing module loading from"
+		einfo "systemd units."
+		sed -i -e '/modprobe\ zfs/d' etc/systemd/system/*.service.in || die
+	fi
+	autotools-utils_src_prepare
+}
+
+src_configure() {
+	use custom-cflags || strip-flags
+	local myeconfargs=(
+		--bindir="${EPREFIX}/bin"
+		--sbindir="${EPREFIX}/sbin"
+		--with-config=user
+		--with-dracutdir="${EPREFIX}/usr/lib/dracut"
+		--with-linux="${KV_DIR}"
+		--with-linux-obj="${KV_OUT_DIR}"
+		--with-udevdir="$(get_udevdir)"
+		--with-systemdunitdir="$(systemd_get_systemunitdir)"
+		--with-systemdpresetdir="${EPREFIX}/lib/systemd/system-preset"
+		$(use_enable debug)
+	)
+	autotools-utils_src_configure
+
+	# prepare systemd unit and helper script
+	cat "${FILESDIR}/zfs.service.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs.service" || die
+	cat "${FILESDIR}/zfs-init.sh.in" | \
+		sed -e "s:@sbindir@:${EPREFIX}/sbin:g" \
+			-e "s:@sysconfdir@:${EPREFIX}/etc:g" \
+		> "${T}/zfs-init.sh" || die
+	if use kernel-builtin
+	then
+		sed -i -e '/modprobe\ zfs/d' "${T}/zfs.service" || die
+	fi
+}
+
+src_install() {
+	autotools-utils_src_install
+	gen_usr_ldscript -a uutil nvpair zpool zfs zfs_core
+	use test-suite || rm -rf "${ED}usr/share/zfs"
+
+	newbashcomp "${FILESDIR}/bash-completion-r1" zfs
+	bashcomp_alias zfs zpool
+
+	exeinto /usr/libexec
+	doexe "${T}/zfs-init.sh"
+	systemd_dounit "${T}/zfs.service"
+}
+
+pkg_postinst() {
+	if ! use kernel-builtin && [ ${PV} = "9999" ]
+	then
+		einfo "Adding ${P} to the module database to ensure that the"
+		einfo "kernel modules and userland utilities stay in sync."
+		update_moduledb
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/boot/zfs" ]
+	then
+		einfo 'The zfs boot script has been split into the zfs-import,'
+		einfo 'zfs-mount and zfs-share scripts.'
+		einfo
+		einfo 'You had the zfs script in your boot runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the three'
+		einfo 'scripts that replace it have been configured to start.'
+		einfo 'The zfs-import and zfs-mount scripts have been added to the boot'
+		einfo 'runlevel while the zfs-share script is in the default runlevel.'
+
+		rm "${EROOT}etc/runlevels/boot/zfs"
+		ln -snf "${EROOT}etc/init.d/zfs-import" \
+			"${EROOT}etc/runlevels/boot/zfs-import"
+		ln -snf "${EROOT}etc/init.d/zfs-mount" \
+			"${EROOT}etc/runlevels/boot/zfs-mount"
+		ln -snf "${EROOT}etc/init.d/zfs-share" \
+			"${EROOT}etc/runlevels/default/zfs-share"
+	else
+		[ -e "${EROOT}etc/runlevels/boot/zfs-import" ] || \
+			einfo "You should add zfs-import to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/boot/zfs-mount" ] || \
+			einfo "You should add zfs-mount to the boot runlevel."
+		[ -e "${EROOT}etc/runlevels/default/zfs-share" ] || \
+			einfo "You should add zfs-share to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/default/zed" ]
+	then
+		einfo 'The downstream OpenRC zed script has replaced by the upstream'
+		einfo 'OpenRC zfs-zed script.'
+		einfo
+		einfo 'You had the zed script in your default runlevel. For your'
+		einfo 'convenience, it has been automatically removed and the zfs-zed'
+		einfo 'script that replaced it has been configured to start.'
+
+		rm "${EROOT}etc/runlevels/boot/zed"
+		ln -snf "${EROOT}etc/init.d/zfs-sed" \
+			"${EROOT}etc/runlevels/default/zfs-zed"
+	else
+		[ -e "${EROOT}etc/runlevels/default/zfs-zed" ] || \
+			einfo "You should add zfs-zed to the default runlevel."
+	fi
+
+	if [ -e "${EROOT}etc/runlevels/shutdown/zfs-shutdown" ]
+	then
+		einfo "The zfs-shutdown script is obsolete. Removing it from runlevel."
+		rm "${EROOT}etc/runlevels/shutdown/zfs-shutdown"
+	fi
+
+	systemd_reenable zfs-zed.service
+	systemd_reenable zfs-import-cache.service
+	systemd_reenable zfs-import-scan.service
+	systemd_reenable zfs-mount.service
+	systemd_reenable zfs-share.service
+	systemd_reenable zfs-import.target
+	systemd_reenable zfs.target
+	systemd_reenable zfs.service
+
+}
+
+pkg_postrm() {
+	if ! use kernel-builtin && [ ${PV} = "9999" ]
+	then
+		remove_moduledb
+	fi
+}