42 lines
1.2 KiB
Bash
Executable File
42 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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# Detect if subvolume deletion fails when it's part of send
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source "$TEST_TOP/common" || exit
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check_prereq mkfs.btrfs
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check_prereq btrfs
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setup_root_helper
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prepare_test_dev 4G
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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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# Generate 2.7G of data to send, should be slow enough to let the subvolume
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# deletion catch send in progress
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for i in `seq 10`; do
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run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT/subv1/file$i" bs=50M count="$i"
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done
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run_check $SUDO_HELPER "$TOP/btrfs" subvolume snapshot -r "$TEST_MNT/subv1" "$TEST_MNT/snap1"
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stream="stream$RANDOM.out"
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_mktemp_local "$stream"
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run_check "$TOP/btrfs" filesystem sync "$TEST_MNT"
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# Output to file must be slow
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run_check $SUDO_HELPER "$TOP/btrfs" send -f "$stream" "$TEST_MNT/snap1" &
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# Give send time to start
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run_check sleep 2
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# If this fails, send was fast
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ps faux | run_check grep "btrfs send -f $stream"
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# Fail if send is still in progress, may not work on a really fast device
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run_mustfail "deleting default subvolume by path succeeded" \
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$SUDO_HELPER "$TOP/btrfs" subvolume delete "$TEST_MNT/snap1"
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# Wait for send
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wait
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rm -f -- "$stream"
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run_check_umount_test_dev
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