From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: guaneryu@gmail.com, darrick.wong@oracle.com
Cc: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
fstests@vger.kernel.org
Subject: [PATCH 2/6] xfs: test mount time summary counter check and fix
Date: Thu, 04 Oct 2018 17:19:20 -0700 [thread overview]
Message-ID: <153869876040.26648.11302951509500617148.stgit@magnolia> (raw)
In-Reply-To: <153869874763.26648.516233620615833277.stgit@magnolia>
From: Darrick J. Wong <darrick.wong@oracle.com>
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>
---
tests/xfs/722 | 58 +++++++++++++++++++++++++++++++++++++++++++++++
tests/xfs/722.out | 4 +++
tests/xfs/723 | 58 +++++++++++++++++++++++++++++++++++++++++++++++
tests/xfs/723.out | 4 +++
tests/xfs/724 | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++
tests/xfs/724.out | 4 +++
tests/xfs/group | 3 ++
7 files changed, 197 insertions(+)
create mode 100755 tests/xfs/722
create mode 100644 tests/xfs/722.out
create mode 100755 tests/xfs/723
create mode 100644 tests/xfs/723.out
create mode 100755 tests/xfs/724
create mode 100644 tests/xfs/724.out
diff --git a/tests/xfs/722 b/tests/xfs/722
new file mode 100755
index 00000000..1012bd58
--- /dev/null
+++ b/tests/xfs/722
@@ -0,0 +1,58 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle. All Rights Reserved.
+#
+# FS QA Test 722
+#
+# 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/$$
+status=1 # failure is the default!
+trap '_cleanup; exit $status' 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs xfs
+_supported_os Linux
+_require_scratch
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+echo "test file" > $SCRATCH_MNT/testfile
+
+echo "Fuzz fdblocks"
+_scratch_unmount
+dblocks=$(_scratch_xfs_get_metadata_field dblocks 'sb 0')
+_scratch_xfs_set_metadata_field fdblocks $((dblocks * 2)) 'sb 0' > $seqres.full 2>&1
+
+echo "Detection and Correction"
+_scratch_mount >> $seqres.full 2>&1
+avail=$(stat -c '%a' -f $SCRATCH_MNT)
+total=$(stat -c '%b' -f $SCRATCH_MNT)
+echo "avail: $avail" >> $seqres.full
+echo "total: $total" >> $seqres.full
+test "$avail" -gt "$total" && echo "free space bad: $avail > $total"
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/722.out b/tests/xfs/722.out
new file mode 100644
index 00000000..8d1327b7
--- /dev/null
+++ b/tests/xfs/722.out
@@ -0,0 +1,4 @@
+QA output created by 722
+Format and mount
+Fuzz fdblocks
+Detection and Correction
diff --git a/tests/xfs/723 b/tests/xfs/723
new file mode 100755
index 00000000..c068e496
--- /dev/null
+++ b/tests/xfs/723
@@ -0,0 +1,58 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle. All Rights Reserved.
+#
+# FS QA Test 723
+#
+# Test detection & fixing of bad summary inode counts at mount time.
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+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/723.out b/tests/xfs/723.out
new file mode 100644
index 00000000..e825855a
--- /dev/null
+++ b/tests/xfs/723.out
@@ -0,0 +1,4 @@
+QA output created by 723
+Format and mount
+Fuzz ifree
+Detection and Correction
diff --git a/tests/xfs/724 b/tests/xfs/724
new file mode 100755
index 00000000..f5e44fb6
--- /dev/null
+++ b/tests/xfs/724
@@ -0,0 +1,66 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2018 Oracle. All Rights Reserved.
+#
+# FS QA Test 724
+#
+# 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/724.out b/tests/xfs/724.out
new file mode 100644
index 00000000..6571f9ed
--- /dev/null
+++ b/tests/xfs/724.out
@@ -0,0 +1,4 @@
+QA output created by 724
+Format and mount
+Fuzz fdblocks and btreeblks
+Detection and Correction
diff --git a/tests/xfs/group b/tests/xfs/group
index 821bf2ac..28074f07 100644
--- a/tests/xfs/group
+++ b/tests/xfs/group
@@ -488,3 +488,6 @@
488 dangerous_fuzzers dangerous_norepair
489 dangerous_fuzzers dangerous_norepair
490 auto quick
+722 auto quick fuzz
+723 auto quick fuzz
+724 auto quick fuzz
next prev parent reply other threads:[~2018-10-05 7:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-05 0:19 [PATCH 0/6] fstests: fixes and new tests Darrick J. Wong
2018-10-05 0:19 ` [PATCH 1/6] generic: add bfoster's alternate reproducer Darrick J. Wong
2018-10-05 0:19 ` Darrick J. Wong [this message]
2018-10-05 0:19 ` [PATCH 3/6] xfs/189: skip 'barrier' mount option test on newer kernels Darrick J. Wong
2018-10-05 0:19 ` [PATCH 4/6] xfs/270: use _scratch_xfs_set_metadata_field to fuzz rocompat bits Darrick J. Wong
2018-10-05 6:54 ` Xiao Yang
2018-10-05 6:54 ` Xiao Yang
2018-10-05 0:19 ` [PATCH 5/6] xfs/288: shut up verifier error Darrick J. Wong
2018-10-05 0:19 ` [PATCH 6/6] generic: test reflink side effects Darrick J. Wong
2018-10-14 15:40 ` Eryu Guan
2018-10-15 18:57 ` Darrick J. Wong
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