2 files changed, 153 insertions, 0 deletions
diff --git a/test/shell/lvconvert-raid-takeover-linear_to_raid4.sh b/test/shell/lvconvert-raid-takeover-linear_to_raid4.sh
new file mode 100644
index 000000000..0360fa063
--- /dev/null
+++ b/test/shell/lvconvert-raid-takeover-linear_to_raid4.sh
@@ -0,0 +1,71 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2018 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., 51 Franklin Street, Fifth Floor, Boston, MA2110-1301 USA
+
+
+SKIP_WITH_LVMPOLLD=1
+
+. lib/inittest
+
+which mkfs.ext4 || skip
+aux have_raid 1 9 1 || skip
+
+aux prepare_vg 4 32
+
+# FIXME: lvconvert leaks  'error' devices
+detect_error_leak_()
+{
+	local err=""
+
+	for i in $(dmsetup info -c -o name --noheadings) ; do
+		case "$i" in
+		"$vg*") (dmsetup table "$i" | grep "error ") && err="$err $i" ;;
+		esac
+	done
+
+	test -z "$err" || {
+		dmsetup table | grep $vg
+		dmsetup ls --tree
+		die "Device(s) $err should not be here."
+	}
+}
+
+# Create linear LV
+lvcreate -y -L 9M -n $lv $vg
+check lv_field $vg/$lv segtype "linear"
+check lv_field $vg/$lv data_stripes 1
+check lv_field $vg/$lv stripes 1
+mkfs.ext4 "$DM_DEV_DIR/$vg/$lv"
+fsck -fn "$DM_DEV_DIR/$vg/$lv"
+
+# Step 1: convert linear -> raid4 (convert to 2-legged raid1)
+lvconvert -y --stripes 3 --ty raid4 $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid1"
+check lv_field $vg/$lv data_stripes 2
+check lv_field $vg/$lv stripes 2
+aux wait_for_sync $vg $lv
+
+# Step 2: convert linear ->raid4 (convert to raid4)
+lvconvert -y --stripes 3 --ty raid4 $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid4"
+check lv_field $vg/$lv data_stripes 1
+check lv_field $vg/$lv stripes 2
+
+# Step 3: convert linear ->raid4 (reshape to add stripes)
+lvconvert -y --stripes 3 --ty raid4 $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid4"
+check lv_field $vg/$lv data_stripes 3
+check lv_field $vg/$lv stripes 4
+
+vgremove -ff $vg
diff --git a/test/shell/lvconvert-raid-takeover-raid4_to_linear.sh b/test/shell/lvconvert-raid-takeover-raid4_to_linear.sh
new file mode 100644
index 000000000..e571b82d1
--- /dev/null
+++ b/test/shell/lvconvert-raid-takeover-raid4_to_linear.sh
@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2018 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., 51 Franklin Street, Fifth Floor, Boston, MA2110-1301 USA
+
+
+SKIP_WITH_LVMPOLLD=1
+
+. lib/inittest
+
+which mkfs.ext4 || skip
+aux have_raid 1 9 1 || skip
+
+aux prepare_vg 4 32
+
+# FIXME: lvconvert leaks  'error' devices
+detect_error_leak_()
+{
+	local err=""
+
+	for i in $(dmsetup info -c -o name --noheadings) ; do
+		case "$i" in
+		"$vg*") (dmsetup table "$i" | grep "error ") && err="$err $i" ;;
+		esac
+	done
+
+	test -z "$err" || {
+		dmsetup table | grep $vg
+		dmsetup ls --tree
+		die "Device(s) $err should not be here."
+	}
+}
+
+# Create 3-way striped raid4 (4 legs total)
+lvcreate -y --ty raid4 --stripes 3 -L 9M -n $lv $vg
+check lv_field $vg/$lv segtype "raid4"
+check lv_field $vg/$lv data_stripes 3
+check lv_field $vg/$lv stripes 4
+mkfs.ext4 "$DM_DEV_DIR/$vg/$lv"
+fsck -fn "$DM_DEV_DIR/$vg/$lv"
+
+# Step 1: grow before removing stripes
+lvextend -y -L27M $vg/$lv
+aux wait_for_sync $vg $lv
+
+# Step 2: convert raid4 -> linear (reshape to remove stripes)
+lvconvert -y -f --ty linear $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid4"
+check lv_field $vg/$lv data_stripes 1
+check lv_field $vg/$lv stripes 4
+aux wait_for_sync $vg $lv 1
+
+# Step 2: convert raid4 -> linear (remove freed stripes)
+lvconvert -y --ty linear $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid4"
+check lv_field $vg/$lv data_stripes 1
+check lv_field $vg/$lv stripes 2
+
+# Step 3: convert raid4 -> linear (convert to raid1)
+lvconvert -y --ty linear $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "raid1"
+check lv_field $vg/$lv data_stripes 2
+check lv_field $vg/$lv stripes 2
+
+# Step 4: convert raid4 -> linear (convert to linear)
+lvconvert -y --ty linear $vg/$lv
+detect_error_leak_
+check lv_field $vg/$lv segtype "linear"
+check lv_field $vg/$lv data_stripes 1
+check lv_field $vg/$lv stripes 1
+
+vgremove -ff $vg