43 lines
1.5 KiB
Bash
Executable File
43 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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# Verify that default subvolume specified as 0 will be resolved as the toplevel
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# one and not the containing subvolume of the given path
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source "$TEST_TOP/common" || exit
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setup_root_helper
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prepare_test_dev
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check_prereq btrfs
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check_prereq mkfs.btrfs
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run_check_mkfs_test_dev
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run_check_mount_test_dev
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run_check $SUDO_HELPER "$TOP/btrfs" subvolume create "$TEST_MNT/subv1"
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run_check $SUDO_HELPER "$TOP/btrfs" subvolume create "$TEST_MNT/subv1/subv2"
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idtop=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" inspect-internal rootid "$TEST_MNT")
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id1=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" inspect-internal rootid "$TEST_MNT/subv1")
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id2=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" inspect-internal rootid "$TEST_MNT/subv1/subv2")
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run_check $SUDO_HELPER "$TOP/btrfs" subvolume set-default "$id1" "$TEST_MNT"
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default=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" subvolume get-default "$TEST_MNT" | awk '{print $2}')
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if [ "$default" != "$id1" ]; then
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_fail "setting default subvolume to $id1 did not work, found $default"
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fi
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run_check_umount_test_dev
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# Mount subv2 into $TEST_MNT, while id1 is default
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run_check_mount_test_dev -o subvolid="$id2"
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# Change default back to toplevel fs tree but point to the non-default id2
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run_check_stdout $SUDO_HELPER "$TOP/btrfs" subvolume set-default 0 "$TEST_MNT"
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default=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" subvolume get-default "$TEST_MNT" | awk '{print $2}')
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if [ "$default" != 5 ]; then
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_fail "toplevel subvolume not set, found $default"
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fi
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run_check_umount_test_dev
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