From 63490fac0cc500eb9884dcc7dd699eaee252c3f3 Mon Sep 17 00:00:00 2001
From: Krzesimir Nowak <knowak@microsoft.com>
Date: Wed, 15 Dec 2021 19:31:40 +0100
Subject: [PATCH] net-fs/nfs-utils: Clean slate to reapply our changes

---
 .../net-fs/nfs-utils/files/exports            |   1 +
 .../net-fs/nfs-utils/files/nfs.confd          |  38 ++++
 .../net-fs/nfs-utils/files/nfs.initd          | 162 ++++++++++++++++++
 .../net-fs/nfs-utils/files/nfsclient.confd    |  18 ++
 .../net-fs/nfs-utils/files/nfsclient.initd    |  33 ++++
 .../net-fs/nfs-utils/files/nfsmount.confd     |   7 +
 .../nfs-utils/files/nfsmount.initd-1.3.1      |  26 +++
 .../net-fs/nfs-utils/files/rpc.gssd.initd     |  23 +++
 .../net-fs/nfs-utils/files/rpc.idmapd.initd   |  25 +++
 .../net-fs/nfs-utils/files/rpc.pipefs.initd   |  32 ++++
 .../net-fs/nfs-utils/files/rpc.statd.initd    |  32 ++++
 .../net-fs/nfs-utils/files/rpc.svcgssd.initd  |  23 +++
 .../nfs-utils/nfs-utils-2.3.1-r3.ebuild       |  63 ++++++-
 13 files changed, 476 insertions(+), 7 deletions(-)
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/exports
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.confd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.confd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.confd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.initd-1.3.1
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.gssd.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.idmapd.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.pipefs.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.statd.initd
 create mode 100644 sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.svcgssd.initd

diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/exports b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/exports
new file mode 100644
index 0000000000..5102ef27c1
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/exports
@@ -0,0 +1 @@
+# /etc/exports: NFS file systems being exported.  See exports(5).
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.confd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.confd
new file mode 100644
index 0000000000..9dc14058c1
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.confd
@@ -0,0 +1,38 @@
+# /etc/conf.d/nfs
+
+# If you wish to set the port numbers for lockd,
+# please see /etc/sysctl.conf
+
+# Optional services to include in default `/etc/init.d/nfs start`
+# For NFSv4 users, you'll want to add "rpc.idmapd" here.
+NFS_NEEDED_SERVICES=""
+
+# Options to pass to rpc.nfsd
+OPTS_RPC_NFSD="8"
+
+# Options to pass to rpc.mountd
+# ex. OPTS_RPC_MOUNTD="-p 32767"
+OPTS_RPC_MOUNTD=""
+
+# Options to pass to rpc.statd
+# ex. OPTS_RPC_STATD="-p 32765 -o 32766"
+OPTS_RPC_STATD=""
+
+# Options to pass to rpc.idmapd
+OPTS_RPC_IDMAPD=""
+
+# Options to pass to rpc.gssd
+OPTS_RPC_GSSD=""
+
+# Options to pass to rpc.svcgssd
+OPTS_RPC_SVCGSSD=""
+
+# Options to pass to rpc.rquotad (requires sys-fs/quota)
+OPTS_RPC_RQUOTAD=""
+
+# Timeout (in seconds) for exportfs
+EXPORTFS_TIMEOUT=30
+
+# Options to set in the nfsd filesystem (/proc/fs/nfsd/).
+# Format is <option>=<value>.  Multiple options are allowed.
+#OPTS_NFSD="nfsv4leasetime=30 max_block_size=4096"
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.initd
new file mode 100644
index 0000000000..4b572fc2e5
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfs.initd
@@ -0,0 +1,162 @@
+#!/sbin/openrc-run
+# Copyright 1999-2014 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+extra_started_commands="reload"
+
+# This variable is used for controlling whether or not to run exportfs -ua;
+# see stop() for more information
+restarting=no
+
+# The binary locations
+exportfs=/usr/sbin/exportfs
+  mountd=/usr/sbin/rpc.mountd
+    nfsd=/usr/sbin/rpc.nfsd
+smnotify=/usr/sbin/sm-notify
+
+depend() {
+	local myneed=""
+	# XXX: no way to detect NFSv4 is desired and so need rpc.idmapd
+	myneed="${myneed} $(
+		awk '!/^[[:space:]]*#/ {
+			# clear the path to avoid spurious matches
+			$1 = "";
+			if ($0 ~ /[(][^)]*sec=(krb|spkm)[^)]*[)]/) {
+				print "rpc.svcgssd"
+				exit 0
+			}
+		}' /etc/exports /etc/exports.d/*.exports 2>/dev/null
+	)"
+	config /etc/exports /etc/exports.d/*.exports
+	need portmap rpc.statd ${myneed} ${NFS_NEEDED_SERVICES}
+	use ypbind net dns rpc.rquotad rpc.idmapd rpc.svcgssd
+	after quota
+}
+
+mkdir_nfsdirs() {
+	local d
+	for d in v4recovery v4root ; do
+		d="/var/lib/nfs/${d}"
+		[ ! -d "${d}" ] && mkdir -p "${d}"
+	done
+}
+
+waitfor_exportfs() {
+	local pid=$1
+	( sleep ${EXPORTFS_TIMEOUT:-30}; kill -9 ${pid} 2>/dev/null ) &
+	wait $1
+}
+
+mount_nfsd() {
+	if [ -e /proc/modules ] ; then
+		# Make sure nfs support is loaded in the kernel #64709
+		if ! grep -qs nfsd /proc/filesystems ; then
+			modprobe -q nfsd
+		fi
+		# Restart idmapd if needed #220747
+		if grep -qs nfsd /proc/modules ; then
+			killall -q -HUP rpc.idmapd
+		fi
+	fi
+
+	# This is the new "kernel 2.6 way" to handle the exports file
+	if grep -qs nfsd /proc/filesystems ; then
+		if ! mountinfo -q /proc/fs/nfsd ; then
+			ebegin "Mounting nfsd filesystem in /proc"
+			mount -t nfsd -o nodev,noexec,nosuid nfsd /proc/fs/nfsd
+			eend $?
+		fi
+
+		local o
+		for o in ${OPTS_NFSD} ; do
+			echo "${o#*=}" > "/proc/fs/nfsd/${o%%=*}"
+		done
+	fi
+}
+
+start_it() {
+	ebegin "Starting NFS $1"
+	shift
+	"$@"
+	eend $?
+	ret=$((ret + $?))
+}
+start() {
+	mount_nfsd
+	mkdir_nfsdirs
+
+	# Exportfs likes to hang if networking isn't working.
+	# If that's the case, then try to kill it so the
+	# bootup process can continue.
+	if grep -qs '^[[:space:]]*/' /etc/exports /etc/exports.d/*.exports ; then
+		ebegin "Exporting NFS directories"
+		${exportfs} -r &
+		waitfor_exportfs $!
+		eend $?
+	fi
+
+	local ret=0
+	start_it mountd ${mountd} ${OPTS_RPC_MOUNTD}
+	start_it daemon ${nfsd} ${OPTS_RPC_NFSD}
+	[ -x "${smnotify}" ] && start_it smnotify ${smnotify} ${OPTS_SMNOTIFY}
+	return ${ret}
+}
+
+stop() {
+	local ret=0
+
+	ebegin "Stopping NFS mountd"
+	start-stop-daemon --stop --exec ${mountd}
+	eend $?
+	ret=$((ret + $?))
+
+	# nfsd sets its process name to [nfsd] so don't look for $nfsd
+	ebegin "Stopping NFS daemon"
+	start-stop-daemon --stop --name nfsd --user root --signal 2
+	eend $?
+	ret=$((ret + $?))
+	# in case things don't work out ... #228127
+	rpc.nfsd 0
+
+	# When restarting the NFS server, running "exportfs -ua" probably
+	# isn't what the user wants.  Running it causes all entries listed
+	# in xtab to be removed from the kernel export tables, and the
+	# xtab file is cleared. This effectively shuts down all NFS
+	# activity, leaving all clients holding stale NFS filehandles,
+	# *even* when the NFS server has restarted.
+	#
+	# That's what you would want if you were shutting down the NFS
+	# server for good, or for a long period of time, but not when the
+	# NFS server will be running again in short order.  In this case,
+	# then "exportfs -r" will reread the xtab, and all the current
+	# clients will be able to resume NFS activity, *without* needing
+	# to umount/(re)mount the filesystem.
+	if [ "${restarting}" = no -o "${RC_CMD}" = "restart" ] ; then
+		ebegin "Unexporting NFS directories"
+		# Exportfs likes to hang if networking isn't working.
+		# If that's the case, then try to kill it so the
+		# shutdown process can continue.
+		${exportfs} -ua &
+		waitfor_exportfs $!
+		eend $?
+	fi
+
+	return ${ret}
+}
+
+reload() {
+	# Exportfs likes to hang if networking isn't working.
+	# If that's the case, then try to kill it so the
+	# bootup process can continue.
+	ebegin "Reloading /etc/exports"
+	${exportfs} -r 1>&2 &
+	waitfor_exportfs $!
+	eend $?
+}
+
+restart() {
+	# See long comment in stop() regarding "restarting" and exportfs -ua
+	restarting=yes
+	svc_stop
+	svc_start
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.confd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.confd
new file mode 100644
index 0000000000..8a995571e1
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.confd
@@ -0,0 +1,18 @@
+# You need to decide which nfs protocol version you want to use.
+# If you are unsure, leave these alone.
+#
+# If you are using only nfsv4, uncomment this line:
+#
+#rc_need="!rpc.statd"
+#
+# If you are using only nfsv3, uncomment this line:
+#
+#rc_need="!rpc.idmapd"
+# 
+# You will need to set the dependencies in the nfsclient script to match
+# the network configuration tools you are using. This should be done in
+# this file by following the examples below, and not by changing the
+# service script itself.  See /etc/conf.d/netmount for more examples.
+#
+# This is a safe default.
+rc_after="net"
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.initd
new file mode 100644
index 0000000000..6724e913d1
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsclient.initd
@@ -0,0 +1,33 @@
+#!/sbin/openrc-run
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+[ -e /etc/conf.d/nfs ] && . /etc/conf.d/nfs
+
+depend() {
+	local opts myneed=""
+	if [ -e /etc/fstab ] ; then
+		for opts in $(fstabinfo -o -t nfs,nfs4) ; do
+			case $opts in
+				*sec=krb*|*sec=spkm*) myneed="$myneed rpc.gssd" ;;
+			esac
+		done
+	fi
+	config /etc/fstab
+	need portmap rpc.statd rpc.idmapd ${myneed}
+	use ypbind dns
+}
+
+start() {
+	if [ -x /usr/sbin/sm-notify ] ; then
+		ebegin "Starting NFS sm-notify"
+		/usr/sbin/sm-notify ${OPTS_SMNOTIFY}
+		eend $?
+	fi
+
+	# Make sure nfs support is loaded in the kernel #64709
+	if [ -e /proc/modules ] && ! grep -qs 'nfs$' /proc/filesystems ; then
+		modprobe -q nfs
+	fi
+	return 0
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.confd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.confd
new file mode 100644
index 0000000000..418353668f
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.confd
@@ -0,0 +1,7 @@
+# You will need to set the dependencies in the nfsmount script to match
+# the network configuration tools you are using. This should be done in
+# this file by following the examples below, and not by changing the
+# service script itself.  See /etc/conf.d/netmount for more examples.
+#
+# This is a safe default.
+rc_after="net"
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.initd-1.3.1 b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.initd-1.3.1
new file mode 100644
index 0000000000..68007ca119
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/nfsmount.initd-1.3.1
@@ -0,0 +1,26 @@
+#!/sbin/openrc-run
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# This is mostly as a fix for bug #537996, to avoid breaking existing users
+# with nfsmount in their runlevels.
+# If neither nfsclient nor netmount are in your runlevels, and you manually
+# start netmount before nfsclient, then this will break. A real solution is
+# forthcoming, but requires feature development, see bug #406021 for soft
+# dependencies
+depend() {
+	need nfsclient netmount
+}
+
+msg() {
+	ewarn "nfsmount is deprecated, please migrate as described in the news item: 2015-02-02-nfs-service-changes"
+	ewarn "This migration script will be removed after 01 Aug 2015."
+}
+
+start() {
+	msg
+}
+
+stop() {
+	msg
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.gssd.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.gssd.initd
new file mode 100644
index 0000000000..445d44c444
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.gssd.initd
@@ -0,0 +1,23 @@
+#!/sbin/openrc-run
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+[ -e /etc/conf.d/nfs ] && . /etc/conf.d/nfs
+
+depend() {
+	use ypbind net
+	need portmap rpc.pipefs
+	after quota
+}
+
+start() {
+	ebegin "Starting gssd"
+	start-stop-daemon --start --exec /usr/sbin/rpc.gssd -- ${OPTS_RPC_GSSD}
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping gssd"
+	start-stop-daemon --stop --exec /usr/sbin/rpc.gssd
+	eend $?
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.idmapd.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.idmapd.initd
new file mode 100644
index 0000000000..61cfd4de2e
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.idmapd.initd
@@ -0,0 +1,25 @@
+#!/sbin/openrc-run
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+[ -e /etc/conf.d/nfs ] && . /etc/conf.d/nfs
+
+rpc_bin=/usr/sbin/rpc.idmapd
+
+depend() {
+	use ypbind net
+	need portmap rpc.pipefs
+	after quota
+}
+
+start() {
+	ebegin "Starting idmapd"
+	${rpc_bin} ${OPTS_RPC_IDMAPD}
+	eend $? "make sure DNOTIFY support is enabled ..."
+}
+
+stop() {
+	ebegin "Stopping idmapd"
+	start-stop-daemon --stop --exec ${rpc_bin}
+	eend $?
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.pipefs.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.pipefs.initd
new file mode 100644
index 0000000000..f971a49b39
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.pipefs.initd
@@ -0,0 +1,32 @@
+#!/sbin/openrc-run
+# Copyright 1999-2014 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+MNT="/var/lib/nfs/rpc_pipefs"
+
+mount_pipefs() {
+	local fstype=rpc_pipefs
+
+	# if things are already mounted, nothing to do
+	mountinfo -q ${MNT} && return 0
+
+	# if rpc_pipefs is not available, try to load sunrpc for it #219566
+	grep -qs ${fstype} /proc/filesystems || modprobe -q sunrpc
+	# if still not available, the `mount` will issue an error for the user
+
+	# now just do it for kicks
+	mkdir -p ${MNT}
+	mount -t ${fstype} ${fstype} ${MNT}
+}
+
+start() {
+	ebegin "Setting up RPC pipefs"
+	mount_pipefs
+	eend $? "make sure you have NFS/SUNRPC enabled in your kernel"
+}
+
+stop() {
+	ebegin "Unmounting RPC pipefs"
+	umount ${MNT}
+	eend $?
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.statd.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.statd.initd
new file mode 100644
index 0000000000..ea78b9aef6
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.statd.initd
@@ -0,0 +1,32 @@
+#!/sbin/openrc-run
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+[ -e /etc/conf.d/nfs ] && . /etc/conf.d/nfs
+
+rpc_bin=/sbin/rpc.statd
+rpc_pid=/var/run/rpc.statd.pid
+
+depend() {
+	use ypbind net
+	need portmap
+	after quota
+}
+
+start() {
+	# Don't start rpc.statd if already started by someone else ...
+	# Don't try and kill it if it's already dead ...
+	if killall -q -0 ${rpc_bin} ; then
+		return 0
+	fi
+
+	ebegin "Starting NFS statd"
+	start-stop-daemon --start --exec ${rpc_bin} -- --no-notify ${OPTS_RPC_STATD}
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping NFS statd"
+	start-stop-daemon --stop --exec ${rpc_bin} --pidfile /var/run/rpc.statd.pid
+	eend $?
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.svcgssd.initd b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.svcgssd.initd
new file mode 100644
index 0000000000..c714e36076
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/files/rpc.svcgssd.initd
@@ -0,0 +1,23 @@
+#!/sbin/openrc-run
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+[ -e /etc/conf.d/nfs ] && . /etc/conf.d/nfs
+
+depend() {
+	use ypbind net
+	need portmap rpc.pipefs
+	after quota
+}
+
+start() {
+	ebegin "Starting svcgssd"
+	start-stop-daemon --start --exec /usr/sbin/rpc.svcgssd -- ${OPTS_RPC_SVCGSSD}
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping svcgssd"
+	start-stop-daemon --stop --exec /usr/sbin/rpc.svcgssd
+	eend $?
+}
diff --git a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/nfs-utils-2.3.1-r3.ebuild b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/nfs-utils-2.3.1-r3.ebuild
index 2164415198..5cd180a79b 100644
--- a/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/nfs-utils-2.3.1-r3.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/net-fs/nfs-utils/nfs-utils-2.3.1-r3.ebuild
@@ -120,6 +120,10 @@ src_install() {
 	keepdir /var/lib/nfs/{,sm,sm.bak}
 	mv "${ED%/}"/var/lib/nfs "${ED%/}"/usr/$(get_libdir)/ || die
 
+	# Install some client-side binaries in /sbin
+	dodir /sbin
+	mv "${ED%/}"/usr/sbin/rpc.statd "${ED%/}"/sbin/ || die
+
 	if use nfsv4 && use nfsidmap ; then
 		# Install a config file for idmappers in newer kernels. #415625
 		insinto /etc/request-key.d
@@ -127,13 +131,58 @@ src_install() {
 		doins id_resolver.conf
 	fi
 
-	systemd_dotmpfilesd "${FILESDIR}"/nfs-utils.conf
+	insinto /etc
+	doins "${FILESDIR}"/exports
+	keepdir /etc/exports.d
 
-	# Provide an empty xtab for compatibility with the old tmpfiles config.
-	touch "${ED%/}"/usr/$(get_libdir)/nfs/xtab
+	local f list=() opt_need=""
+	if use nfsv4 ; then
+		opt_need="rpc.idmapd"
+		list+=( rpc.idmapd rpc.pipefs )
+		use kerberos && list+=( rpc.gssd rpc.svcgssd )
+	fi
+	for f in nfs nfsclient rpc.statd "${list[@]}" ; do
+		newinitd "${FILESDIR}"/${f}.initd ${f}
+	done
+	newinitd "${FILESDIR}"/nfsmount.initd-1.3.1 nfsmount # Nuke after 2015/08/01
+	for f in nfs nfsclient ; do
+		newconfd "${FILESDIR}"/${f}.confd ${f}
+	done
+	sed -i \
+		-e "/^NFS_NEEDED_SERVICES=/s:=.*:=\"${opt_need}\":" \
+		"${ED%/}"/etc/conf.d/nfs || die #234132
+
+	local systemd_systemunitdir="$(systemd_get_systemunitdir)"
+	sed -i \
+		-e 's:/usr/sbin/rpc.statd:/sbin/rpc.statd:' \
+		"${ED%/}${systemd_systemunitdir}"/* || die
+
+	keepdir /var/lib/nfs #368505
+	keepdir /var/lib/nfs/v4recovery #603628
 
-	# Maintain compatibility with the old gentoo systemd unit names, since nfs-utils has units upstream now.
-	dosym nfs-server.service "$(systemd_get_systemunitdir)"/nfsd.service
-	dosym nfs-idmapd.service "$(systemd_get_systemunitdir)"/rpc-idmapd.service
-	dosym nfs-mountd.service "$(systemd_get_systemunitdir)"/rpc-mountd.service
+}
+
+pkg_postinst() {
+	# Install default xtab and friends if there's none existing.  In
+	# src_install we put them in /usr/lib/nfs for safe-keeping, but
+	# the daemons actually use the files in /var/lib/nfs.  #30486
+	local f
+	for f in "${EROOT%/}"/usr/$(get_libdir)/nfs/*; do
+		[[ -e ${EROOT%/}/var/lib/nfs/${f##*/} ]] && continue
+		einfo "Copying default ${f##*/} from ${EPREFIX}/usr/$(get_libdir)/nfs to ${EPREFIX}/var/lib/nfs"
+		cp -pPR "${f}" "${EROOT%/}"/var/lib/nfs/
+	done
+
+	if systemd_is_booted; then
+		if [[ ${REPLACING_VERSIONS} < 1.3.0 ]]; then
+			ewarn "We have switched to upstream systemd unit files. Since"
+			ewarn "they got renamed, you should probably enable the new ones."
+			ewarn "You can run 'equery files nfs-utils | grep systemd'"
+			ewarn "to know what services you need to enable now."
+		fi
+	else
+		ewarn "If you use OpenRC, the nfsmount service has been replaced with nfsclient."
+		ewarn "If you were using nfsmount, please add nfsclient and netmount to the"
+		ewarn "same runlevel as nfsmount."
+	fi
 }