LVM2/test t-lvcreate-repair.sh

LVM2/test t-lvcreate-repair.sh

[zkabelac]

CVSROOT:	/cvs/lvm2
Module name:	LVM2
Changes by:	zkabelac@sourceware.org	2011-07-18 12:12:41

Modified files:
	test           : t-lvcreate-repair.sh 

Log message:
	Better version of failing 'should' test
	
	where the naming is left completely on lvm.
	(Commited code has been different version of test).
	So here it should be able to figure out new free name and create a new LV.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/test/t-lvcreate-repair.sh.diff?cvsroot=lvm2&r1=1.1&r2=1.2

--- LVM2/test/t-lvcreate-repair.sh	2011/07/18 12:04:42	1.1
+++ LVM2/test/t-lvcreate-repair.sh	2011/07/18 12:12:41	1.2
@@ -71,7 +71,7 @@
 dd if="$dev1" of=backup_i bs=256K count=1
 dd if="$dev2" of=backup_j bs=256K count=1
 
-lvcreate -l1 -n $lv1 $vg $dev1
+lvcreate -l1 $vg $dev1
 
 dd if=backup_j of="$dev2" bs=256K count=1
 dd if=backup_i of="$dev1" bs=256K count=1
@@ -94,4 +94,4 @@
 # device-mapper: create ioctl failed: Device or resource busy
 # Failed to activate new LV.
 
-should lvcreate -l1 -n $lv1 $vg $dev1
+should lvcreate -l1 $vg $dev1

LVM2/test t-lvcreate-repair.sh

[zkabelac]

CVSROOT:	/cvs/lvm2
Module name:	LVM2
Changes by:	zkabelac@sourceware.org	2011-07-18 12:04:42

Added files:
	test           : t-lvcreate-repair.sh 

Log message:
	Adding test for repair when confusing metadata are found

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/test/t-lvcreate-repair.sh.diff?cvsroot=lvm2&r1=NONE&r2=1.1

/cvs/lvm2/LVM2/test/t-lvcreate-repair.sh,v  -->  standard output
revision 1.1
--- LVM2/test/t-lvcreate-repair.sh
+++ -	2011-07-18 12:04:42.816044000 +0000
@@ -0,0 +1,97 @@
+#!/bin/bash
+# Copyright (C) 2011 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
+# of the GNU General Public License v.2.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place, Suite 330, Boston, MA	02111-1307  USA
+
+. lib/test
+
+aux prepare_vg 3
+
+# fail multiple devices
+for i in pv1 pv2 pv3 ; do
+	for j in pv2 pv3 ; do
+
+		if test $i = $j ; then continue ; fi
+
+		vgremove -ff $vg
+		vgcreate $vg $dev1 $dev2 $dev3
+
+		lvcreate -l1 -n $lv1 $vg $dev1
+
+		aux lvmconf "devices/filter = [ \"r/.*$i$/\", \"r/.*$j$/\", \"a/dev\/mapper\/.*pv[0-9_]*$/\", \"r/.*/\" ]"
+
+		vgreduce --removemissing --force $vg
+
+		# check if reduced device was removed
+		test $i = pv1 && dmsetup table | not egrep "$vg-$lv1: *[^ ]+" >/dev/null
+
+		lvcreate -l1 -n $lv2 $vg
+
+		test $i != pv1 && check lv_exists $vg $lv1
+		check lv_exists $vg $lv2
+
+		aux lvmconf 'devices/filter = [ "a/dev\/mapper\/.*pv[0-9_]*$/", "r/.*/" ]'
+
+		test $i != pv1 && check lv_exists $vg $lv1
+		check lv_exists $vg $lv2
+	done
+done
+
+vgremove -ff $vg
+vgcreate $vg $dev1 $dev2 $dev3
+
+# use tricky 'dd'
+for i in "$dev1" "$dev2" "$dev3" ; do
+	for j in "$dev2" "$dev3" ; do
+
+		if test "$i" = "$j" ; then continue ; fi
+
+		dd if="$i" of=backup_i bs=256K count=1
+		dd if="$j" of=backup_j bs=256K count=1
+
+		lvcreate -l1 -n $lv1 $vg $dev1
+
+		dd if=backup_j of="$j" bs=256K count=1
+		dd if=backup_i of="$i" bs=256K count=1
+
+		check lv_exists $vg $lv1
+		# mda should be now consistent
+		lvremove -f $vg/$lv1
+	done
+done
+
+
+# confuse lvm with active LV left behind
+dd if="$dev1" of=backup_i bs=256K count=1
+dd if="$dev2" of=backup_j bs=256K count=1
+
+lvcreate -l1 -n $lv1 $vg $dev1
+
+dd if=backup_j of="$dev2" bs=256K count=1
+dd if=backup_i of="$dev1" bs=256K count=1
+
+# CHECKME: following command writes here:
+# vgreduce --removemissing --force $vg
+#
+# WARNING: Inconsistent metadata found for VG LVMTESTvg - updating to use version 2
+# Volume group "LVMTESTvg" is already consistent
+
+# dirty game
+dd if=/dev/zero of="$dev3" bs=256K count=1
+
+vgreduce --removemissing --force $vg
+
+# FIXME: here is LV1 left active - but metadata does not know about it
+# and lvcreate does not check whether such device exists in the table
+# so it ends with: 
+#
+# device-mapper: create ioctl failed: Device or resource busy
+# Failed to activate new LV.
+
+should lvcreate -l1 -n $lv1 $vg $dev1