Re: [PATCH] xfstests: btrfs/003: regression test for subvol delete V2

2013-08-29 Thread David Sterba
On Tue, Aug 13, 2013 at 02:38:05PM -0500, Eric Sandeen wrote:
  +. ./common/rc
  +. ./common/filter
  +
  +# real QA test starts here
  +_supported_fs btrfs
  +_supported_os Linux
  +_require_scratch
  +
  +_scratch_mkfs  /dev/null 21
  +_scratch_mount
  +
  +# This will be set to subvolid 256.  If this ever changes in the future for
  +# whatever reason we'll have to pull the subvolid out of the subvol list 
  command
  +# but since it's a newly mkfs'ed fs we should be fine with this.
 
 . . . and then you grab it out of the subvol list command anyway ;)
 
 So really this comment should go, and it sure would be nice to have 
 a btrfs_get_subvolid() helper for future generations...

This is available in the 'btrfs subvol show /subvol':

# btrfs subvol show subv1
/mnt/a15/subv1
Name:   subv1
uuid:   cf010ad0-38bf-7a42-88be-3360f68cd335
Parent uuid:e6543f70-5d38-1845-b976-d18095860bdf
Creation time:  2013-08-29 15:18:18
Object ID:  258
Generation (Gen):   6
Gen at creation:6
Parent: 5
Top Level:  5
Flags:  readonly
Snapshot(s):

Though it involves grep as well.

david
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Re: [PATCH] xfstests: btrfs/003: regression test for subvol delete V2

2013-08-29 Thread Eric Sandeen
On 8/29/13 8:21 AM, David Sterba wrote:
 On Tue, Aug 13, 2013 at 02:38:05PM -0500, Eric Sandeen wrote:
 +. ./common/rc
 +. ./common/filter
 +
 +# real QA test starts here
 +_supported_fs btrfs
 +_supported_os Linux
 +_require_scratch
 +
 +_scratch_mkfs  /dev/null 21
 +_scratch_mount
 +
 +# This will be set to subvolid 256.  If this ever changes in the future for
 +# whatever reason we'll have to pull the subvolid out of the subvol list 
 command
 +# but since it's a newly mkfs'ed fs we should be fine with this.

 . . . and then you grab it out of the subvol list command anyway ;)

 So really this comment should go, and it sure would be nice to have 
 a btrfs_get_subvolid() helper for future generations...
 
 This is available in the 'btrfs subvol show /subvol':
 
 # btrfs subvol show subv1
 /mnt/a15/subv1
 Name:   subv1
 uuid:   cf010ad0-38bf-7a42-88be-3360f68cd335
 Parent uuid:e6543f70-5d38-1845-b976-d18095860bdf
 Creation time:  2013-08-29 15:18:18
 Object ID:  258
 Generation (Gen):   6
 Gen at creation:6
 Parent: 5
 Top Level:  5
 Flags:  readonly
 Snapshot(s):
 
 Though it involves grep as well.

Ok, yeah, I just meant an xfstests helper routine, sorry.

I guess it could use the above, or subvol list as Josef
has done.

-Eric

 david
 
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[PATCH] xfstests: btrfs/003: regression test for subvol delete V2

2013-08-13 Thread Josef Bacik
We were allowing users to delete their default subvolume, which is problematic.
This test is a regression test to make sure we don't let that happen in the
future.  Thanks,

Signed-off-by: Josef Bacik jba...@fusionio.com
---
V1-V2: address the comments made by Eric Sandeen.

 tests/btrfs/003 |   66 +++
 tests/btrfs/003.out |2 +
 tests/btrfs/group   |1 +
 3 files changed, 69 insertions(+), 0 deletions(-)
 create mode 100755 tests/btrfs/003
 create mode 100644 tests/btrfs/003.out

diff --git a/tests/btrfs/003 b/tests/btrfs/003
new file mode 100755
index 000..aba883d
--- /dev/null
+++ b/tests/btrfs/003
@@ -0,0 +1,66 @@
+#! /bin/bash
+# FS QA Test No. btrfs/003
+#
+# Regression test to make sure we can't delete the default subvol
+#
+#---
+# Copyright (c) 2013 Fusion IO.  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!
+
+_cleanup()
+{
+   rm -f $tmp.*
+}
+
+trap _cleanup ; exit \$status 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs btrfs
+_supported_os Linux
+_require_scratch
+
+_scratch_mkfs  /dev/null 21
+_scratch_mount
+
+# This will be set to subvolid 256.  If this ever changes in the future for
+# whatever reason we'll have to pull the subvolid out of the subvol list 
command
+# but since it's a newly mkfs'ed fs we should be fine with this.
+$BTRFS_UTIL_PROG sub create $SCRATCH_MNT/newvol  $seqres.full 21 \
+   || _fail couldn't create subvol
+subvolid=$($BTRFS_UTIL_PROG sub list $SCRATCH_MNT | grep newvol | awk '{ print 
$2 }')
+$BTRFS_UTIL_PROG sub set-default $subvolid $SCRATCH_MNT  $seqres.full 21 \
+   || _fail couldn't set default
+$BTRFS_UTIL_PROG sub delete $SCRATCH_MNT/newvol  $seqres.full 21
+_scratch_unmount
+_scratch_mount || _fail mount should have succeeded
+
+echo Silence is golden
+status=0 ; exit
diff --git a/tests/btrfs/003.out b/tests/btrfs/003.out
new file mode 100644
index 000..6895fc8
--- /dev/null
+++ b/tests/btrfs/003.out
@@ -0,0 +1,2 @@
+QA output created by 003
+Silence is golden
diff --git a/tests/btrfs/group b/tests/btrfs/group
index 5b65068..86f5a5a 100644
--- a/tests/btrfs/group
+++ b/tests/btrfs/group
@@ -5,6 +5,7 @@
 #
 001 auto quick
 002 auto quick
+003 auto quick
 254 auto quick
 264 auto
 265 auto
-- 
1.7.7.6

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Re: [PATCH] xfstests: btrfs/003: regression test for subvol delete V2

2013-08-13 Thread Eric Sandeen
On 8/13/13 2:34 PM, Josef Bacik wrote:
 We were allowing users to delete their default subvolume, which is 
 problematic.
 This test is a regression test to make sure we don't let that happen in the
 future.  Thanks,
 
 Signed-off-by: Josef Bacik jba...@fusionio.com
 ---
 V1-V2: address the comments made by Eric Sandeen.
 
  tests/btrfs/003 |   66 
 +++
  tests/btrfs/003.out |2 +
  tests/btrfs/group   |1 +
  3 files changed, 69 insertions(+), 0 deletions(-)
  create mode 100755 tests/btrfs/003
  create mode 100644 tests/btrfs/003.out
 
 diff --git a/tests/btrfs/003 b/tests/btrfs/003
 new file mode 100755
 index 000..aba883d
 --- /dev/null
 +++ b/tests/btrfs/003
 @@ -0,0 +1,66 @@
 +#! /bin/bash
 +# FS QA Test No. btrfs/003
 +#
 +# Regression test to make sure we can't delete the default subvol
 +#
 +#---
 +# Copyright (c) 2013 Fusion IO.  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!
 +
 +_cleanup()
 +{
 + rm -f $tmp.*
 +}
 +
 +trap _cleanup ; exit \$status 0 1 2 3 15
 +
 +# get standard environment, filters and checks
 +. ./common/rc
 +. ./common/filter
 +
 +# real QA test starts here
 +_supported_fs btrfs
 +_supported_os Linux
 +_require_scratch
 +
 +_scratch_mkfs  /dev/null 21
 +_scratch_mount
 +
 +# This will be set to subvolid 256.  If this ever changes in the future for
 +# whatever reason we'll have to pull the subvolid out of the subvol list 
 command
 +# but since it's a newly mkfs'ed fs we should be fine with this.

. . . and then you grab it out of the subvol list command anyway ;)

So really this comment should go, and it sure would be nice to have 
a btrfs_get_subvolid() helper for future generations...

-Eric

 +$BTRFS_UTIL_PROG sub create $SCRATCH_MNT/newvol  $seqres.full 21 \
 + || _fail couldn't create subvol
 +subvolid=$($BTRFS_UTIL_PROG sub list $SCRATCH_MNT | grep newvol | awk '{ 
 print $2 }')
 +$BTRFS_UTIL_PROG sub set-default $subvolid $SCRATCH_MNT  $seqres.full 21 
 \
 + || _fail couldn't set default
 +$BTRFS_UTIL_PROG sub delete $SCRATCH_MNT/newvol  $seqres.full 21
 +_scratch_unmount
 +_scratch_mount || _fail mount should have succeeded
 +
 +echo Silence is golden
 +status=0 ; exit
 diff --git a/tests/btrfs/003.out b/tests/btrfs/003.out
 new file mode 100644
 index 000..6895fc8
 --- /dev/null
 +++ b/tests/btrfs/003.out
 @@ -0,0 +1,2 @@
 +QA output created by 003
 +Silence is golden
 diff --git a/tests/btrfs/group b/tests/btrfs/group
 index 5b65068..86f5a5a 100644
 --- a/tests/btrfs/group
 +++ b/tests/btrfs/group
 @@ -5,6 +5,7 @@
  #
  001 auto quick
  002 auto quick
 +003 auto quick
  254 auto quick
  264 auto
  265 auto
 

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