xfs: test mount time summary counter check and fix
authorDarrick J. Wong <darrick.wong@oracle.com>
Fri, 5 Oct 2018 00:19:20 +0000 (17:19 -0700)
committerEryu Guan <guaneryu@gmail.com>
Sun, 14 Oct 2018 15:08:30 +0000 (23:08 +0800)
Tests to ensure that the xfs mount code can detect obviously bad fs
summary counters at mount time and fix them.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
tests/xfs/491 [new file with mode: 0755]
tests/xfs/491.out [new file with mode: 0644]
tests/xfs/492 [new file with mode: 0755]
tests/xfs/492.out [new file with mode: 0644]
tests/xfs/493 [new file with mode: 0755]
tests/xfs/493.out [new file with mode: 0644]
tests/xfs/group

diff --git a/tests/xfs/491 b/tests/xfs/491
new file mode 100755 (executable)
index 0000000..420c6f9
--- /dev/null
@@ -0,0 +1,58 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle.  All Rights Reserved.
+#
+# FS QA Test No. 491
+#
+# Test detection & fixing of bad summary block counts at mount time.
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1       # failure is the default!
+trap '_cleanup; exit $status' 0 1 2 3 15
+
+_cleanup()
+{
+       cd /
+       rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs xfs
+_supported_os Linux
+_require_scratch
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+echo "test file" > $SCRATCH_MNT/testfile
+
+echo "Fuzz fdblocks"
+_scratch_unmount
+dblocks=$(_scratch_xfs_get_metadata_field dblocks 'sb 0')
+_scratch_xfs_set_metadata_field fdblocks $((dblocks * 2)) 'sb 0' > $seqres.full 2>&1
+
+echo "Detection and Correction"
+_scratch_mount >> $seqres.full 2>&1
+avail=$(stat -c '%a' -f $SCRATCH_MNT)
+total=$(stat -c '%b' -f $SCRATCH_MNT)
+echo "avail: $avail" >> $seqres.full
+echo "total: $total" >> $seqres.full
+test "$avail" -gt "$total" && echo "free space bad: $avail > $total"
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/491.out b/tests/xfs/491.out
new file mode 100644 (file)
index 0000000..f2d98a5
--- /dev/null
@@ -0,0 +1,4 @@
+QA output created by 491
+Format and mount
+Fuzz fdblocks
+Detection and Correction
diff --git a/tests/xfs/492 b/tests/xfs/492
new file mode 100755 (executable)
index 0000000..a83d7b7
--- /dev/null
@@ -0,0 +1,58 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle.  All Rights Reserved.
+#
+# FS QA Test No. 492
+#
+# Test detection & fixing of bad summary inode counts at mount time.
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1       # failure is the default!
+trap '_cleanup; exit $status' 0 1 2 3 15
+
+_cleanup()
+{
+       cd /
+       rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs xfs
+_supported_os Linux
+_require_scratch
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+echo "test file" > $SCRATCH_MNT/testfile
+
+echo "Fuzz ifree"
+_scratch_unmount
+icount=$(_scratch_xfs_get_metadata_field icount 'sb 0')
+_scratch_xfs_set_metadata_field ifree $((icount * 2)) 'sb 0' > $seqres.full 2>&1
+
+echo "Detection and Correction"
+_scratch_mount >> $seqres.full 2>&1
+avail=$(stat -c '%d' -f $SCRATCH_MNT)
+total=$(stat -c '%c' -f $SCRATCH_MNT)
+echo "avail: $avail" >> $seqres.full
+echo "total: $total" >> $seqres.full
+test "$avail" -gt "$total" && echo "free inodes bad: $avail > $total"
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/492.out b/tests/xfs/492.out
new file mode 100644 (file)
index 0000000..18d787c
--- /dev/null
@@ -0,0 +1,4 @@
+QA output created by 492
+Format and mount
+Fuzz ifree
+Detection and Correction
diff --git a/tests/xfs/493 b/tests/xfs/493
new file mode 100755 (executable)
index 0000000..9a1aad9
--- /dev/null
@@ -0,0 +1,66 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle.  All Rights Reserved.
+#
+# FS QA Test No. 493
+#
+# Test detection & fixing of bad summary block counts at mount time.
+# Corrupt the AGFs to test mount failure when mount-fixing fails.
+#
+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 -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs xfs
+_supported_os Linux
+_require_scratch_nocheck
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+echo "test file" > $SCRATCH_MNT/testfile
+
+echo "Fuzz fdblocks and btreeblks"
+_scratch_unmount
+dblocks=$(_scratch_xfs_get_metadata_field dblocks 'sb 0')
+_scratch_xfs_set_metadata_field fdblocks $((dblocks * 2)) 'sb 0' > $seqres.full 2>&1
+
+aglen=$(_scratch_xfs_get_metadata_field length 'agf 0')
+_scratch_xfs_set_metadata_field btreeblks $aglen 'agf 0' > $seqres.full 2>&1
+
+echo "Detection and Correction"
+if _try_scratch_mount >> $seqres.full 2>&1; then
+       echo "mount should have failed"
+       avail=$(stat -c '%a' -f $SCRATCH_MNT)
+       total=$(stat -c '%b' -f $SCRATCH_MNT)
+       echo "avail: $avail" >> $seqres.full
+       echo "total: $total" >> $seqres.full
+       test "$avail" -gt "$total" && echo "free space bad: $avail > $total"
+       _scratch_unmount
+fi
+_scratch_xfs_repair -n >> $seqres.full 2>&1 && echo "repair didn't find fuzz?"
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/493.out b/tests/xfs/493.out
new file mode 100644 (file)
index 0000000..ea29cff
--- /dev/null
@@ -0,0 +1,4 @@
+QA output created by 493
+Format and mount
+Fuzz fdblocks and btreeblks
+Detection and Correction
index 821bf2ace945c473b7cd6ea219542d83fbe8ea45..2cec0585c73c2a677a6f43c1ae8098c73fade9ed 100644 (file)
 488 dangerous_fuzzers dangerous_norepair
 489 dangerous_fuzzers dangerous_norepair
 490 auto quick
+491 auto quick fuzz
+492 auto quick fuzz
+493 auto quick fuzz