| #! /bin/bash |
| # FS QA Test No. 206 |
| # |
| # Test trim of last small AG for large filesystem resizes |
| # |
| # As reported at |
| # http://article.gmane.org/gmane.comp.file-systems.xfs.general/29187 |
| # this trimming may cause an overflow in the new size calculation. |
| # Patch and testcase at |
| # http://article.gmane.org/gmane.comp.file-systems.xfs.general/29193 |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2009 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 |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=sandeen@sandeen.net |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| umount $tmpdir |
| rmdir $tmpdir |
| rm -f $tmp |
| rm -f $tmpfile |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| |
| # Modify as appropriate. |
| _supported_fs xfs |
| _supported_os IRIX Linux |
| |
| bitsperlong=`src/feature -w` |
| if [ "$bitsperlong" -ne 64 ]; then |
| _notrun "This test is only valid on 64 bit machines" |
| fi |
| |
| rm -f $seq.full |
| |
| tmpfile=$TEST_DIR/fsfile.$$ |
| tmpdir=$TEST_DIR/tmpdir.$$ |
| |
| mkdir -p $tmpdir || _fail "!!! failed to create temp mount dir" |
| |
| # Create a file w/ the offset we wish to resize to |
| echo "=== truncate file ===" |
| dd if=/dev/zero of=$tmpfile bs=1 seek=19998630180864 count=1 >/dev/null 2>&1 \ |
| || _fail "!!! failed to truncate loopback file to correct size" |
| |
| # mkfs slightly smaller than that |
| echo "=== mkfs.xfs ===" |
| mkfs.xfs -f -bsize=4096 -dagsize=76288719b,size=3905982455b -llazy-count=0 $tmpfile \ |
| | sed -e "s,^meta-data=.*isize,meta-data=FILE isize,g" \ |
| -e "s/\(^log.*blocks=\)\([0-9]*,\)/\1XXXXX,/" \ |
| -e "s/, projid32bit=[0-9]//" |
| |
| mount -o loop $tmpfile $tmpdir || _fail "!!! failed to loopback mount" |
| |
| # see what happens when we growfs it |
| echo "=== xfs_growfs ===" |
| xfs_growfs $tmpdir \ |
| | sed -e "s,^meta-data=.*isize,meta-data=FILE isize,g" \ |
| -e "s/\(^log.*blocks=\)\([0-9]*,\)/\1XXXXX,/" |
| |
| # and double-check the new geometry |
| echo "=== xfs_info ===" |
| xfs_info $tmpdir \ |
| | sed -e "s,^meta-data=.*isize,meta-data=FILE isize,g" \ |
| -e "s/\(^log.*blocks=\)\([0-9]*,\)/\1XXXXX,/" |
| |
| # _cleanup cleans up for us |
| |
| # success, all done |
| status=0 |
| exit |
| |