tests: test for partitions on mdraid

* tests/t6100-mdraid-partitions.sh: New file.
* tests/Makefile.am: Run this test.

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 5bc513d..616684e 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -49,6 +49,7 @@ TESTS = \
   t4300-nilfs2-tiny.sh \
   t5000-tags.sh \
   t6000-dm.sh \
+  t6100-mdraid-partitions.sh \
   t7000-scripting.sh \
   t8000-loop.sh \
   t8001-loop-blkpg.sh \

diff --git a/tests/t6100-mdraid-partitions.sh b/tests/t6100-mdraid-partitions.sh
new file mode 100755 (executable)
index 0000000..1fedb69
--- /dev/null
+++ b/tests/t6100-mdraid-partitions.sh
@@ -0,0 +1,66 @@
+#!/bin/sh
+# verify that new kernel is informed about partitions on mdraid devices
+
+# Copyright (C) 2011 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../parted
+
+require_root_
+require_scsi_debug_module_
+require_mdadm_
+
+# create memory-backed device
+scsi_debug_setup_ dev_size_mb=10 > dev-name ||
+  skip_ 'failed to create scsi_debug device'
+scsi_dev=$(cat dev-name)
+
+# Arbitrary number, not likely to be used already
+md_name=md99
+md_dev=/dev/$md_name
+
+test -b $md_dev && skip_ "$md_dev already exists"
+
+# Use gpt and create two partitions on the device.
+parted -s "$scsi_dev" mklabel gpt \
+    mkpart p1 ext2 1M 4M \
+    mkpart p2 ext2 5M 8M > out 2>&1 || fail=1
+compare /dev/null out || fail=1
+
+cleanup_fn_() {
+  # stop mdraid array
+  mdadm -S $md_dev || warn_ "Failed to stop MD array, $md_dev"
+}
+
+# create mdraid on top of both partitions
+mdadm -C $md_dev --force -R -l1 -n2 "${scsi_dev}1" "${scsi_dev}2"
+
+# create gpt and two partitions on the raid device
+parted -s $md_dev mklabel gpt \
+    mkpart r1 ext2 1M 2M \
+    mkpart r2 ext2 2M 3M > out 2>&1 || fail=1
+compare /dev/null out || fail=1
+
+# Verify that kernel has been informed about the second device.
+grep "${md_name}p2" /proc/partitions || { fail=1; cat /proc/partitions; }
+
+# Remove partitions from the raid device.
+parted -s $md_dev rm 2 rm 1 > out 2>&1 || fail=1
+compare /dev/null out || fail=1
+
+# Verify that kernel has been informed about those removals.
+grep "${md_name}p[12]" /proc/partitions && { fail=1; cat /proc/partitions; }
+
+Exit $fail