| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (C) 2021 SUSE Linux Products GmbH. All Rights Reserved. |
| # |
| # FS QA Test No. btrfs/235 |
| # |
| # Test that if we set a capability on a file but not on the next files we create, |
| # send/receive operations only apply the capability to the first file, the one |
| # for which we have set a capability. |
| # |
| . ./common/preamble |
| _begin_fstest auto quick send |
| |
| # Override the default cleanup function. |
| _cleanup() |
| { |
| cd / |
| rm -fr $send_files_dir |
| rm -f $tmp.* |
| } |
| |
| . ./common/filter |
| |
| _require_test |
| _require_scratch |
| _require_command "$SETCAP_PROG" setcap |
| _require_command "$GETCAP_PROG" getcap |
| |
| send_files_dir=$TEST_DIR/btrfs-test-$seq |
| |
| rm -fr $send_files_dir |
| mkdir $send_files_dir |
| |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _scratch_mount |
| |
| touch $SCRATCH_MNT/foo |
| touch $SCRATCH_MNT/bar |
| touch $SCRATCH_MNT/baz |
| |
| # Set a capability only on file foo. Note that file foo has a lower inode number |
| # then files bar and baz - we want to test that if a file with a lower inode |
| # number has a capability set, after a send/receive, the capability is not set |
| # on the next files that have higher inode numbers. |
| $SETCAP_PROG cap_net_raw=p $SCRATCH_MNT/foo |
| |
| # Now create the base snapshot, which is going to be the parent snapshot for |
| # a later incremental send. |
| $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ |
| $SCRATCH_MNT/mysnap1 > /dev/null |
| |
| $BTRFS_UTIL_PROG send -f $send_files_dir/1.snap \ |
| $SCRATCH_MNT/mysnap1 2>&1 1>/dev/null | _filter_scratch |
| |
| # Now do something similar as before, but this time to test incremental |
| # send/receive instead. |
| |
| touch $SCRATCH_MNT/foo2 |
| touch $SCRATCH_MNT/bar2 |
| touch $SCRATCH_MNT/baz2 |
| |
| # Add a capability to file bar now. We want to check later that the capability |
| # is not added to file baz or any of the new files foo2, bar2 and baz2. |
| $SETCAP_PROG cap_net_raw=p $SCRATCH_MNT/bar |
| |
| # Add a capability to the new file foo2, we want to check later that it is not |
| # incorrectly propagated to the new files bar2 and baz2. |
| $SETCAP_PROG cap_sys_nice=ep $SCRATCH_MNT/foo2 |
| |
| $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ |
| $SCRATCH_MNT/mysnap2 > /dev/null |
| $BTRFS_UTIL_PROG send -p $SCRATCH_MNT/mysnap1 -f $send_files_dir/2.snap \ |
| $SCRATCH_MNT/mysnap2 2>&1 1>/dev/null | _filter_scratch |
| |
| # Now recreate the filesystem by receiving both send streams. |
| _scratch_unmount |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _scratch_mount |
| |
| $BTRFS_UTIL_PROG receive -f $send_files_dir/1.snap $SCRATCH_MNT > /dev/null |
| $BTRFS_UTIL_PROG receive -f $send_files_dir/2.snap $SCRATCH_MNT > /dev/null |
| |
| echo "File mysnap1/foo capabilities:" |
| _getcap $SCRATCH_MNT/mysnap1/foo | _filter_scratch |
| echo "File mysnap1/bar capabilities:" |
| _getcap $SCRATCH_MNT/mysnap1/bar | _filter_scratch |
| echo "File mysnap1/baz capabilities:" |
| _getcap $SCRATCH_MNT/mysnap1/baz | _filter_scratch |
| |
| echo "File mysnap2/foo capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/foo | _filter_scratch |
| echo "File mysnap2/bar capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/bar | _filter_scratch |
| echo "File mysnap2/baz capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/baz | _filter_scratch |
| echo "File mysnap2/foo2 capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/foo2 | _filter_scratch |
| echo "File mysnap2/bar2 capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/bar2 | _filter_scratch |
| echo "File mysnap2/baz2 capabilities:" |
| _getcap $SCRATCH_MNT/mysnap2/baz2 | _filter_scratch |
| |
| status=0 |
| exit |
