From 3d1bd59eb09780fe156bb24fc6709ce844f68052 Mon Sep 17 00:00:00 2001 From: Harald Hoyer Date: Tue, 25 Aug 2015 13:49:10 +0200 Subject: [PATCH] multipath: add hostonly multipath.conf Resolves: rhbz#994702 --- modules.d/90multipath/module-setup.sh | 43 ++++++++++++++++++++++++++++------- 1 file changed, 35 insertions(+), 8 deletions(-) diff --git a/modules.d/90multipath/module-setup.sh b/modules.d/90multipath/module-setup.sh index acfc56f8..4971d18d 100755 --- a/modules.d/90multipath/module-setup.sh +++ b/modules.d/90multipath/module-setup.sh @@ -2,18 +2,29 @@ # -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- # ex: ts=8 sw=4 sts=4 et filetype=sh +is_mpath() { + local _dev=$1 + [ -e /sys/dev/block/$_dev/dm/uuid ] || return 1 + [[ $(cat /sys/dev/block/$_dev/dm/uuid) =~ mpath- ]] && return 0 + return 1 +} + +majmin_to_mpath_dev() { + local _dev + for i in `ls -1 /dev/mapper/mpath*`; do + dev=$(get_maj_min $i) + if [ "$dev" = "$1" ]; then + echo $i + return + fi + done +} + check() { local _rootdev # if there's no multipath binary, no go. require_binaries multipath || return 1 - is_mpath() { - local _dev=$1 - [ -e /sys/dev/block/$_dev/dm/uuid ] || return 1 - [[ $(cat /sys/dev/block/$_dev/dm/uuid) =~ mpath- ]] && return 0 - return 1 - } - [[ $hostonly ]] || [[ $mount_needs ]] && { for_each_host_dev_and_slaves is_mpath || return 255 } @@ -68,7 +79,18 @@ installkernel() { } install() { - local _f + local _f _allow + add_hostonly_mpath_conf() { + is_mpath $1 && { + local _dev + + _dev=$(majmin_to_mpath_dev $1) + [ -z "$_dev" ] && return + strstr "$_allow" "$_dev" && return + _allow="$_allow --allow $_dev" + } + } + inst_multiple -o \ dmsetup \ kpartx \ @@ -82,6 +104,11 @@ install() { /etc/multipath.conf \ /etc/multipath/* + [[ $hostonly ]] && { + for_each_host_dev_and_slaves_all add_hostonly_mpath_conf + [ -n "$_allow" ] && mpathconf $_allow --outfile ${initdir}/etc/multipath.conf + } + inst $(command -v partx) /sbin/partx inst_libdir_file "libmultipath*" "multipath/*"