mirror of
https://github.com/kdave/btrfs-progs
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a7e56ef21b
We can remove dependency on perl and use shell builtin go generate sequence of bytes. Signed-off-by: David Sterba <dsterba@suse.com>
79 lines
2.4 KiB
Bash
Executable File
79 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
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# Check the various combinations of real blocks, holes, and tails
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# Since it's possible to have a valid extent layout that check will
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# happily accept AND have garbage in the output, compare the results
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# as well.
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# We use separate inputs for tails and real blocks so we can determine
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# if there was a failure in copying either.
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source "$TEST_TOP/common"
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source "$TEST_TOP/common.convert"
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if ! check_kernel_support_reiserfs >/dev/null; then
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_not_run "no reiserfs support"
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fi
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setup_root_helper
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prepare_test_dev
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check_prereq btrfs-convert
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check_global_prereq md5sum
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check_global_prereq mkreiserfs
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printf "%0.sa" {1..8192} > input
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printf "%0.sb" {1..8192} > input2
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default_mkfs="mkreiserfs -b 4096"
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convert_test_preamble '' 'tail conversion test' 16k "$default_mkfs"
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convert_test_prep_fs reiserfs $default_mkfs
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# Hole alone
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run_check $SUDO_HELPER truncate -s 81920 "$TEST_MNT/hole"
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# Tail alone
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/1k" bs=1k count=1 \
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> /dev/null 2>&1
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# Single indirect block
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k" bs=1k count=4 \
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> /dev/null 2>&1
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# Indirect block + tail
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/5k" bs=1k count=4 \
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> /dev/null 2>&1
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run_check $SUDO_HELPER dd if=input2 of="$TEST_MNT/5k" bs=1k count=1 \
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seek=4 > /dev/null 2>&1
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# Hole followed by tail
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/hole-1k" bs=1k count=1 \
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seek=4 > /dev/null 2>&1
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# Indirect block followed by hole
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k-hole" bs=1k count=4 \
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> /dev/null 2>&1
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run_check $SUDO_HELPER truncate -s 81920 "$TEST_MNT/4k-hole"
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# Indirect block followed by hole followed by tail
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run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k-hole-1k" bs=1k count=4 \
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> /dev/null 2>&1
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run_check $SUDO_HELPER truncate -s 8192 "$TEST_MNT/4k-hole-1k"
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run_check $SUDO_HELPER dd if=input2 of="$TEST_MNT/4k-hole-1k" bs=1k count=1 \
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seek=8 > /dev/null 2>&1
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rm -f input input2
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declare -A SUMS
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for file in "$TEST_MNT"/*; do
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SUM=$(md5sum "$file")
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SUMS["$file"]=$SUM
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done
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run_check_umount_test_dev
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convert_test_do_convert
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run_check_mount_test_dev
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for file in "${!SUMS[@]}"; do
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SUM=$(md5sum "$file")
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run_check test "$SUM" = "${SUMS[$file]}"
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done
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run_check_umount_test_dev
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