From patchwork Mon May 14 17:06:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Sandeen X-Patchwork-Id: 10398955 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8B06F601E7 for ; Mon, 14 May 2018 17:06:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7A31827D4A for ; Mon, 14 May 2018 17:06:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6E8042834A; Mon, 14 May 2018 17:06:50 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E9A8E27D4A for ; Mon, 14 May 2018 17:06:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752944AbeENRGs (ORCPT ); Mon, 14 May 2018 13:06:48 -0400 Received: from sandeen.net ([63.231.237.45]:52162 "EHLO sandeen.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752768AbeENRGq (ORCPT ); Mon, 14 May 2018 13:06:46 -0400 Received: from [10.0.0.4] (erlite [10.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by sandeen.net (Postfix) with ESMTPSA id 86D17116F6; Mon, 14 May 2018 12:06:43 -0500 (CDT) Subject: Re: [PATCH] test online label ioctl To: Eric Sandeen , fstests , "linux-btrfs@vger.kernel.org" , linux-xfs References: From: Eric Sandeen Message-ID: Date: Mon, 14 May 2018 12:06:45 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This tests the online label ioctl that btrfs has, which has been recently proposed for XFS. To run, it requires an updated xfs_io with the label command and a filesystem that supports it A slight change here to _require_xfs_io_command as well, so that tests which simply fail with "Inappropriate ioctl" can be caught in the common case. Signed-off-by: Eric Sandeen --- This passes on btrfs, _notruns on xfs/ext4 of yore, and passes on xfs w/ my online label patchset (as long as xfs_io has the new capability) V2: Add a max label length helper Set the proper btrfs max label length o_O oops Filter trailing whitespace from blkid output -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/common/rc b/common/rc index 9ffab7fd..88a99cff 100644 --- a/common/rc +++ b/common/rc @@ -2158,6 +2158,9 @@ _require_xfs_io_command() echo $testio | grep -q "Inappropriate ioctl" && \ _notrun "xfs_io $command support is missing" ;; + "label") + testio=`$XFS_IO_PROG -c "label" $TEST_DIR 2>&1` + ;; "open") # -c "open $f" is broken in xfs_io <= 4.8. Along with the fix, # a new -C flag was introduced to execute one shot commands. @@ -2196,7 +2199,7 @@ _require_xfs_io_command() rm -f $testfile 2>&1 > /dev/null echo $testio | grep -q "not found" && \ _notrun "xfs_io $command support is missing" - echo $testio | grep -q "Operation not supported" && \ + echo $testio | grep -q "Operation not supported\|Inappropriate ioctl" && \ _notrun "xfs_io $command failed (old kernel/wrong fs?)" echo $testio | grep -q "Invalid" && \ _notrun "xfs_io $command failed (old kernel/wrong fs/bad args?)" @@ -3802,6 +3805,31 @@ _require_scratch_feature() esac } +# The maximum filesystem label length, not including terminating NULL +_label_get_max() +{ + case $FSTYP in + xfs) + MAXLEN=12 + ;; + btrfs) + MAXLEN=255 + ;; + *) + MAXLEN=0 + ;; + esac + + echo $MAXLEN +} + +_require_label_get_max() +{ + if [ $(_label_get_max) -eq 0 ]; then + _notrun "$FSTYP does not define maximum label length" + fi +} + init_rc ################################################################################ diff --git a/tests/generic/479 b/tests/generic/479 old mode 100644 new mode 100755 diff --git a/tests/generic/485 b/tests/generic/485 new file mode 100755 index 00000000..941afd3d --- /dev/null +++ b/tests/generic/485 @@ -0,0 +1,90 @@ +#! /bin/bash +# FS QA Test 485 +# +# Test the online filesystem label set/get ioctls +# +#----------------------------------------------------------------------- +# Copyright (c) 2018 Red Hat, Inc. All Rights Reserved. +# Author: Eric Sandeen +# +# 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 -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 + +_supported_fs generic +_supported_os Linux +_require_scratch +_require_xfs_io_command "label" +_require_label_get_max + +_scratch_mkfs > $seqres.full 2>&1 +_scratch_mount + +# Make sure we can set & clear the label +$XFS_IO_PROG -c "label label.$seq" $SCRATCH_MNT +$XFS_IO_PROG -c "label" $SCRATCH_MNT + +# And that userspace can see it now, while mounted +# NB: some blkid has trailing whitespace, filter it out here +blkid -s LABEL $SCRATCH_DEV | _filter_scratch | sed -e "s/ $//g" + +# And that the it is still there when it's unmounted +_scratch_unmount +blkid -s LABEL $SCRATCH_DEV | _filter_scratch | sed -e "s/ $//g" + +# And that it persists after a remount +_scratch_mount +$XFS_IO_PROG -c "label" $SCRATCH_MNT + +# And that a too-long label is rejected, beyond the interface max: +LABEL=$(perl -e "print 'l' x 257;") +$XFS_IO_PROG -c "label $LABEL" $SCRATCH_MNT + +# And it succeeds right at the filesystem max: +MAXLEN=$(_label_get_max) +LABEL=$(perl -e "print 'o' x $MAXLEN;") +$XFS_IO_PROG -c "label $LABEL" $SCRATCH_MNT | sed -e 's/o\+/MAXLABEL/' + +# And that it fails past the filesystem max: +let TOOLONG=MAXLEN+1 +LABEL=$(perl -e "print 'o' x $TOOLONG;") +$XFS_IO_PROG -c "label $LABEL" $SCRATCH_MNT + +# success, all done +status=0 +exit diff --git a/tests/generic/485.out b/tests/generic/485.out new file mode 100644 index 00000000..24efca8c --- /dev/null +++ b/tests/generic/485.out @@ -0,0 +1,9 @@ +QA output created by 485 +label = "label.485" +label = "label.485" +SCRATCH_DEV: LABEL="label.485" +SCRATCH_DEV: LABEL="label.485" +label = "label.485" +label: Invalid argument +label = "MAXLABEL" +label: Invalid argument diff --git a/tests/generic/group b/tests/generic/group index 19be9267..9ac5bbd1 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -487,3 +487,4 @@ 482 auto metadata replay 483 auto quick log metadata 484 auto quick +485 auto quick