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Message-ID: <20170513035813.GA4514@birch.djwong.org>
Date: Fri, 12 May 2017 20:58:13 -0700
From: "Darrick J. Wong" <darrick.wong@...cle.com>
To: Eryu Guan <eguan@...hat.com>, "Theodore Ts'o" <tytso@....edu>
Cc: fstests <fstests@...r.kernel.org>,
linux-ext4 <linux-ext4@...r.kernel.org>
Subject: [PATCH] ext4: fsmap tests
Test the GETFSMAP ioctl against ext4.
Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
---
common/ext4 | 11 +++++++
tests/ext4/700 | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++
tests/ext4/700.out | 7 ++++
tests/ext4/701 | 65 +++++++++++++++++++++++++++++++++++++++
tests/ext4/701.out | 3 ++
tests/ext4/702 | 66 ++++++++++++++++++++++++++++++++++++++++
tests/ext4/702.out | 4 ++
tests/ext4/group | 3 ++
8 files changed, 245 insertions(+)
create mode 100644 common/ext4
create mode 100755 tests/ext4/700
create mode 100644 tests/ext4/700.out
create mode 100755 tests/ext4/701
create mode 100644 tests/ext4/701.out
create mode 100755 tests/ext4/702
create mode 100644 tests/ext4/702.out
diff --git a/common/ext4 b/common/ext4
new file mode 100644
index 0000000..1528c86
--- /dev/null
+++ b/common/ext4
@@ -0,0 +1,11 @@
+#
+# ext4 specific common functions
+#
+
+_ext4_sbfield()
+{
+ field="$1"
+ dev="$2"
+
+ dumpe2fs -h $dev 2>/dev/null | grep "^$field" | sed -e "s/^.*$field:[[:space:]]*\(.*\)$/\1/g"
+}
diff --git a/tests/ext4/700 b/tests/ext4/700
new file mode 100755
index 0000000..64c86ed
--- /dev/null
+++ b/tests/ext4/700
@@ -0,0 +1,86 @@
+#! /bin/bash
+# FS QA Test No. 700
+#
+# Check that getfsmap reports the BG metadata we're expecting.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2017, Oracle and/or its affiliates. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+
+seq=`basename "$0"`
+seqres="$RESULT_DIR/$seq"
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf "$tmp".* $TEST_DIR/fsmap $TEST_DIR/testout
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/ext4
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs ext4
+_require_scratch
+_require_xfs_io_command "fsmap"
+
+rm -f "$seqres.full"
+
+echo "Format and mount"
+_scratch_mkfs > "$seqres.full" 2>&1
+blocks=$(_ext4_sbfield "Block count" $SCRATCH_DEV)
+blocks_per_group=$(_ext4_sbfield "Blocks per group" $SCRATCH_DEV)
+bg_per_flex=$(_ext4_sbfield "Flex block group size" $SCRATCH_DEV)
+bgs=$(( (blocks + blocks_per_group - 1) / blocks_per_group ))
+if [ -z "$bg_per_flex" ]; then
+ fbg=$((bgs / bg_per_flex))
+else
+ fbg=$bgs
+fi
+_scratch_mount
+
+echo "Get fsmap" | tee -a $seqres.full
+$XFS_IO_PROG -c 'fsmap' $SCRATCH_MNT > $TEST_DIR/fsmap
+cat $TEST_DIR/fsmap >> $seqres.full
+
+echo "Check fs metadata" | tee -a $seqres.full
+x=$(grep -c 'static fs metadata' $TEST_DIR/fsmap)
+test $x -gt 0 || echo "No fs metadata?"
+
+echo "Check block bitmap" | tee -a $seqres.full
+x=$(grep -c 'special 102:1' $TEST_DIR/fsmap)
+test $x -gt 0 || echo "No block bitmaps?"
+
+echo "Check inode bitmap" | tee -a $seqres.full
+x=$(grep -c 'special 102:2' $TEST_DIR/fsmap)
+test $x -gt 0 || echo "No inode bitmaps?"
+
+echo "Check inodes" | tee -a $seqres.full
+x=$(grep -c 'inodes' $TEST_DIR/fsmap)
+test $x -gt 0 || echo "No inodes?"
+
+# success, all done
+status=0
+exit
diff --git a/tests/ext4/700.out b/tests/ext4/700.out
new file mode 100644
index 0000000..3984319
--- /dev/null
+++ b/tests/ext4/700.out
@@ -0,0 +1,7 @@
+QA output created by 700
+Format and mount
+Get fsmap
+Check fs metadata
+Check block bitmap
+Check inode bitmap
+Check inodes
diff --git a/tests/ext4/701 b/tests/ext4/701
new file mode 100755
index 0000000..c50bbf2
--- /dev/null
+++ b/tests/ext4/701
@@ -0,0 +1,65 @@
+#! /bin/bash
+# FS QA Test No. 701
+#
+# Populate filesystem, check that fsmap -n10000 matches fsmap -n1.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2017, Oracle and/or its affiliates. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+
+seq=`basename "$0"`
+seqres="$RESULT_DIR/$seq"
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf "$tmp".* $TEST_DIR/a $TEST_DIR/b
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/populate
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs ext4
+_require_scratch
+_require_populate_commands
+_require_xfs_io_command "fsmap"
+
+rm -f "$seqres.full"
+
+echo "Format and mount"
+_scratch_populate_cached nofill > $seqres.full 2>&1
+
+echo "Compare fsmap" | tee -a $seqres.full
+_scratch_mount
+$XFS_IO_PROG -c 'fsmap -n 65536' $SCRATCH_MNT | grep -v 'EXT:' > $TEST_DIR/a
+$XFS_IO_PROG -c 'fsmap -n 1' $SCRATCH_MNT | grep -v 'EXT:' > $TEST_DIR/b
+cat $TEST_DIR/a $TEST_DIR/b >> $seqres.full
+
+diff -uw $TEST_DIR/a $TEST_DIR/b
+
+# success, all done
+status=0
+exit
diff --git a/tests/ext4/701.out b/tests/ext4/701.out
new file mode 100644
index 0000000..41ef1c6
--- /dev/null
+++ b/tests/ext4/701.out
@@ -0,0 +1,3 @@
+QA output created by 701
+Format and mount
+Compare fsmap
diff --git a/tests/ext4/702 b/tests/ext4/702
new file mode 100755
index 0000000..d5e15ef
--- /dev/null
+++ b/tests/ext4/702
@@ -0,0 +1,66 @@
+#! /bin/bash
+# FS QA Test No. 702
+#
+# Check that getfsmap reports external log devices
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2017, Oracle and/or its affiliates. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+
+seq=`basename "$0"`
+seqres="$RESULT_DIR/$seq"
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf "$tmp".* $TEST_DIR/fsmap $TEST_DIR/testout
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs ext4
+_require_logdev
+_require_scratch
+_require_xfs_io_command "fsmap"
+
+rm -f "$seqres.full"
+
+echo "Format and mount"
+_scratch_mkfs > "$seqres.full" 2>&1
+_scratch_mount
+
+echo "Get fsmap" | tee -a $seqres.full
+$XFS_IO_PROG -c 'fsmap' $SCRATCH_MNT >> $seqres.full
+$XFS_IO_PROG -c 'fsmap' $SCRATCH_MNT | tr '[]()' ' ' > $TEST_DIR/fsmap
+
+echo "Check device field of FS metadata and journalling log"
+data_dev=$(grep 'static fs metadata' $TEST_DIR/fsmap | head -n 1 | awk '{print $2}')
+journal_dev=$(grep 'journalling log' $TEST_DIR/fsmap | head -n 1 | awk '{print $2}')
+test "${data_dev}" != "${journal_dev}" || echo "data ${data_dev} journal ${journal_dev}?"
+
+# success, all done
+status=0
+exit
diff --git a/tests/ext4/702.out b/tests/ext4/702.out
new file mode 100644
index 0000000..1d3b7ef
--- /dev/null
+++ b/tests/ext4/702.out
@@ -0,0 +1,4 @@
+QA output created by 702
+Format and mount
+Get fsmap
+Check device field of FS metadata and journalling log
diff --git a/tests/ext4/group b/tests/ext4/group
index 664c059..9007adf 100644
--- a/tests/ext4/group
+++ b/tests/ext4/group
@@ -37,3 +37,6 @@
306 auto rw resize quick
307 auto ioctl rw defrag
308 auto ioctl rw prealloc quick defrag
+700 auto quick fsmap
+701 auto quick fsmap
+702 auto quick fsmap
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