[gentoo-commits] proj/musl:master commit in: sys-fs/lvm2/files/

[Anthony G. Basile]

commit:     d8d90c46de2431c9c848d58f6d3ef001fd3d17a3
Author:     Petr Vaněk <arkamar <AT> atlas <DOT> cz>
AuthorDate: Sun Apr 26 10:05:00 2020 +0000
Commit:     Anthony G. Basile <blueness <AT> gentoo <DOT> org>
CommitDate: Mon Apr 27 12:44:51 2020 +0000
URL:        https://gitweb.gentoo.org/proj/musl.git/commit/?id=d8d90c46

sys-fs/lvm2: add missing rc script

Package-Manager: Portage-2.3.89, Repoman-2.3.20
Signed-off-by: Anthony G. Basile <blueness <AT> gentoo.org>

 sys-fs/lvm2/files/lvm.rc-2.02.187 | 173 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)

diff --git a/sys-fs/lvm2/files/lvm.rc-2.02.187 b/sys-fs/lvm2/files/lvm.rc-2.02.187
new file mode 100644
index 0000000..3468adc
--- /dev/null
+++ b/sys-fs/lvm2/files/lvm.rc-2.02.187
@@ -0,0 +1,173 @@
+#!/sbin/openrc-run
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+_get_lvm_path() {
+	local lvm_path=
+	for lvm_path in /bin/lvm /sbin/lvm ; do
+		[ -x "${lvm_path}" ] && break
+	done
+	echo "${lvm_path}"
+}
+
+_use_lvmetad() {
+	local lvm_path="$(_get_lvm_path)"
+	[ ! -x "${lvm_path}" ] && return 1
+	${lvm_path} dumpconfig global 2>/dev/null | grep -q 'use_lvmetad=1'
+}
+
+_use_lvmlockd() {
+	local lvm_path="$(_get_lvm_path)"
+	[ ! -x "${lvm_path}" ] && return 1
+	${lvm_path} dumpconfig global 2>/dev/null | grep -q 'use_lvmlockd=1'
+}
+
+depend() {
+	before checkfs fsck
+	after modules device-mapper
+	# We may want lvmetad based on the configuration. If we added lvmetad
+	# support while lvm2 is running then we aren't dependent on it. For the
+	# more common case, if its disabled in the config we aren't dependent
+	# on it.
+	config /etc/lvm/lvm.conf
+	local _want=
+
+	if service_started ; then
+		_want=$(service_get_value want)
+	else
+		if _use_lvmetad ; then
+			_want="${_want} lvmetad"
+		fi
+
+		if _use_lvmlockd ; then
+			_want="${_want} lvmlockd"
+		fi
+	fi
+
+	# Make sure you review /etc/conf.d/lvm as well!
+	# Depending on your system, it might also introduce udev & mdraid
+	need sysfs
+
+	if [ -n "${_want}" ] ; then
+		want ${_want}
+	fi
+}
+
+config='global { locking_dir = "/run/lock/lvm" }'
+
+dm_in_proc() {
+	local retval=0
+	for x in devices misc ; do
+		grep -qs 'device-mapper' /proc/${x}
+		retval=$((${retval} + $?))
+	done
+	return ${retval}
+}
+
+start() {
+	# LVM support for /usr, /home, /opt ....
+	# This should be done *before* checking local
+	# volumes, or they never get checked.
+
+	# NOTE: Add needed modules for LVM or RAID, etc
+	#       to /etc/modules.autoload if needed
+
+	lvm_path="$(_get_lvm_path)"
+	if [ -z "${lvm_path}" ] ; then
+		eerror "Failed to find lvm binary in /bin or /sbin!"
+		return 1
+	fi
+
+	if [ -z "${CDBOOT}" ] ; then
+		if [ -e /proc/modules ] && ! dm_in_proc ; then
+			ebegin "Trying to load dm-mod module"
+			modprobe dm-mod 2>/dev/null
+			eend $?
+		fi
+
+		if [ -d /proc/lvm ] || dm_in_proc ; then
+			local has_errors=0 verbose_command
+
+			yesno "${rc_verbose}" && verbose_command=" -v"
+
+			ebegin "Starting the Logical Volume Manager"
+
+			if _use_lvmetad ; then
+				# Extra PV find pass because some devices might not have been available until very recently
+				${lvm_path} pvscan${verbose_command} --config "${config}" --cache
+				[ $? -ne 0 ] && has_errors=1
+			fi
+
+			# Now make the nodes
+			${lvm_path} vgscan${verbose_command} --config "${config}" --mknodes
+			[ $? -ne 0 ] && has_errors=1
+
+			# Enable all VGs
+			${lvm_path} vgchange${verbose_command} --config "${config}" --sysinit --activate y
+			[ $? -ne 0 ] && has_errors=1
+
+			if _use_lvmlockd ; then
+				# Start lockd VGs as required
+				${lvm_path} vgchange${verbose_command} --config "${config}" --lock-start --lock-opt auto
+				[ $? -ne 0 ] && has_errors=1
+			fi
+
+			eend ${has_errors} "Failed to start the Logical Volume Manager"
+		fi
+	fi
+}
+
+start_post() {
+	local _want=
+	if _use_lvmetad ; then
+		_want="${_want} lvmetad"
+	fi
+
+	if _use_lvmlockd ; then
+		_want="${_want} lvmlockd"
+	fi
+
+	service_set_value want "${_want}"
+}
+
+stop() {
+	lvm_path="$(_get_lvm_path)"
+	if [ -z "${lvm_path}" ] ; then
+		eerror "Failed to find lvm binary in /bin or /sbin!"
+		return 1
+	fi
+
+	# Stop LVM2
+	if [ -f /etc/lvmtab -o -d /etc/lvm ] \
+		&& [ -d /proc/lvm  -o "$(grep device-mapper /proc/misc 2>/dev/null)" ]
+	then
+		local VGS=$($lvm_path vgs --config "${config}" -o vg_name --noheadings --nosuffix --rows 2> /dev/null)
+		if [ -z "${VGS}" ] ; then
+			# nothing to do for us
+			return 0
+		fi
+
+		local has_errors=0 verbose_command eend_cmd="eend"
+
+		yesno "${rc_verbose}" && verbose_command=" -v"
+
+		local msg="Failed to stop Logical Volume Manager"
+		if [ "${RC_RUNLEVEL}" = shutdown ] ; then
+			# failures on shutdown are non-fatal
+			eend_cmd="ewend"
+			msg="${msg} (possibly some LVs still needed for /usr or root)"
+		fi
+
+		ebegin "Stopping the Logical Volume Manager"
+
+		${lvm_path} vgchange${verbose_command} --config "${config}" --sysinit --activate n
+		[ $? -ne 0 ] && has_errors=1
+
+		${eend_cmd} ${has_errors} "${msg}"
+	fi
+
+	# at this point make sure we always exit without indicating an error
+	return 0
+}
+
+# vim:ts=4