8b155b6e3b
Change-Id: I9cfc3ef5012ac125c1afdb26fdcb2d7ff4041e88 Signed-off-by: Michal Berger <michalx.berger@intel.com> Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/3103 Community-CI: Mellanox Build Bot Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Paul Luse <paul.e.luse@intel.com> Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
99 lines
2.6 KiB
Bash
Executable File
99 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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testdir=$(readlink -f "$(dirname "$0")")
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rootdir=$(readlink -f "$testdir/../../")
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source "$testdir/common.sh"
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cleanup() {
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rm -f "$test_file0"{,.link}
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rm -f "$test_file1"{,.link}
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}
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append() {
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local dump0
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local dump1
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dump0=$(gen_bytes 32)
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dump1=$(gen_bytes 32)
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printf '%s' "$dump0" > "$test_file0"
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printf '%s' "$dump1" > "$test_file1"
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"${DD_APP[@]}" --if="$test_file0" --of="$test_file1" --oflag=append
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[[ $(< "$test_file1") == "${dump1}${dump0}" ]]
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}
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directory() {
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NOT "${DD_APP[@]}" --if="$test_file0" --iflag=directory --of="$test_file0"
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NOT "${DD_APP[@]}" --if="$test_file0" --of="$test_file0" --oflag=directory
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}
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nofollow() {
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local test_file0_link=$test_file0.link
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local test_file1_link=$test_file1.link
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ln -fs "$test_file0" "$test_file0_link"
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ln -fs "$test_file1" "$test_file1_link"
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NOT "${DD_APP[@]}" --if="$test_file0_link" --iflag=nofollow --of="$test_file1"
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NOT "${DD_APP[@]}" --if="$test_file0" --of="$test_file1_link" --oflag=nofollow
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# Do an extra step of checking if we actually can follow symlinks
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gen_bytes 512 > "$test_file0"
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"${DD_APP[@]}" --if="$test_file0_link" --of="$test_file1"
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[[ $(< "$test_file0") == "$(< "$test_file1")" ]]
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}
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noatime() {
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local atime_if
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local atime_of
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# It seems like spdk_dd doesn't update the atime in case 0 bytes are copied.
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# This differs from how standard dd works for instance
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gen_bytes 512 > "$test_file0"
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atime_if=$(stat --printf="%X" "$test_file0")
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atime_of=$(stat --printf="%X" "$test_file1")
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"${DD_APP[@]}" --if="$test_file0" --iflag=noatime --of="$test_file1"
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((atime_if == $(stat --printf="%X" "$test_file0")))
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((atime_of == $(stat --printf="%X" "$test_file1")))
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"${DD_APP[@]}" --if="$test_file0" --of="$test_file1"
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((atime_if < $(stat --printf="%X" "$test_file0")))
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}
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io() {
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local flags_ro flags_rw flag_ro flag_rw
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# O_NONBLOCK is actually a no-op, from a functional perspective, while
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# open()ing a regular file, but let's keep it just to test its usage.
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flags_ro=(direct nonblock)
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flags_rw=("${flags_ro[@]}" sync dsync)
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# simply check if data was correctly copied between files
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for flag_ro in "${flags_ro[@]}"; do
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gen_bytes 512 > "$test_file0"
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for flag_rw in "${flags_rw[@]}"; do
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"${DD_APP[@]}" \
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--if="$test_file0" \
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--iflag="$flag_ro" \
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--of="$test_file1" \
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--oflag="$flag_rw"
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[[ $(< "$test_file0") == "$(< "$test_file1")" ]]
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done
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done
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}
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trap "cleanup" EXIT
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test_file0=$SPDK_TEST_STORAGE/dd.dump0
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test_file1=$SPDK_TEST_STORAGE/dd.dump1
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run_test "dd_flag_append" append
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run_test "dd_flag_directory" directory
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run_test "dd_flag_nofollow" nofollow
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run_test "dd_flag_noatime" noatime
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run_test "dd_flags_misc" io
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