Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=1e3c135d7178426d3... Commit: 1e3c135d7178426d3cd1c92a3ab9a71303b64aa2 Parent: f50229041bfc9570aeae0eef614f1e68f157802e Author: Zdenek Kabelac zkabelac@redhat.com AuthorDate: Sat Apr 25 00:37:27 2015 +0200 Committer: Zdenek Kabelac zkabelac@redhat.com CommitterDate: Sat Apr 25 00:40:02 2015 +0200

tests: aux for mdadm

Implement aux helper fce for mdadm. --- test/lib/aux.sh | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 66 insertions(+), 1 deletions(-)

diff --git a/test/lib/aux.sh b/test/lib/aux.sh index cc3718c..95c2f73 100644 --- a/test/lib/aux.sh +++ b/test/lib/aux.sh @@ -1,5 +1,5 @@ #!/usr/bin/env bash -# Copyright (C) 2011-2012 Red Hat, Inc. All rights reserved. +# Copyright (C) 2011-2015 Red Hat, Inc. All rights reserved. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions @@ -256,6 +256,8 @@ kill_listed_processes() { }

teardown() { + test -f MD_DEV && cleanup_md_dev + echo -n "## teardown..."

if test -f TESTNAME ; then @@ -387,6 +389,69 @@ cleanup_scsi_debug_dev() { rm -f SCSI_DEBUG_DEV LOOP }

+prepare_md_dev() { + local level=$1 + local rchunk=$2 + local rdevs=$3 + + local maj=$(mdadm --version 2>&1) || skip "mdadm tool is missing!" + local mddev + + cleanup_md_dev + + rm -f debug.log strace.log MD_DEV MD_DEV_PV MD_DEVICES + + # Have MD use a non-standard name to avoid colliding with an existing MD device + # - mdadm >= 3.0 requires that non-standard device names be in /dev/md/ + # - newer mdadm _completely_ defers to udev to create the associated device node + maj=${maj##*- v} + maj=${maj%%.*} + [ "$maj" -ge 3 ] && \ + mddev=/dev/md/md_lvm_test0 || \ + mddev=/dev/md_lvm_test0 + + mdadm --create --metadata=1.0 "$mddev" --auto=md --level $level --chunk $rchunk --raid-devices=$rdevs "${@:4}" + test -b "$mddev" || skip "mdadm has not create device!" + + # LVM/DM will see this device + case "$DM_DEV_DIR" in + "/dev") readlink -f "$mddev" ;; + *) cp -LR "$mddev" "$DM_DEV_DIR" + echo "$DM_DEV_DIR/md_lvm_test0" ;; + esac > MD_DEV_PV + echo "$mddev" > MD_DEV + notify_lvmetad $(< MD_DEV_PV) + printf "%s\n" "${@:4}" > MD_DEVICES + for mddev in "${@:4}"; do + notify_lvmetad "$mddev" + done +} + +cleanup_md_dev() { + test -f MD_DEV || return 0 + + local IFS=$IFS_NL + local dev=$(< MD_DEV) + + udev_wait + mdadm --stop "$dev" || true + test "$DM_DEV_DIR" != "/dev" && rm -f "$DM_DEV_DIR/$(basename $dev)" + notify_lvmetad $(< MD_DEV_PV) + for dev in $(< MD_DEVICES); do + mdadm --zero-superblock "$dev" || true + notify_lvmetad "$dev" + done + udev_wait + if [ -b "$mddev" ]; then + # mdadm doesn't always cleanup the device node + # sleeps offer hack to defeat: 'md: md127 still in use' + # see: https://bugzilla.redhat.com/show_bug.cgi?id=509908#c25 + sleep 2 + rm -f "$mddev" + fi + rm -f MD_DEV MD_DEVICES MD_DEV_PV +} + prepare_backing_dev() { if test -f BACKING_DEV; then BACKING_DEV=$(< BACKING_DEV)