59 lines
1.6 KiB
Bash
Executable File
59 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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#
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# Transfer a large chunk of data through pv using pipes, sending it in a
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# bursty fashion, and check data correctness afterwards.
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# Allow all tests to be skipped, e.g. during a release build
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test "${SKIP_ALL_TESTS}" = "1" && exit 77
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true "${testSubject:?not set - call this from 'make check'}"
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true "${workFile1:?not set - call this from 'make check'}"
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true "${workFile2:?not set - call this from 'make check'}"
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# generate some data
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dd if=/dev/urandom of="${workFile1}" bs=1024 count=10240 2>/dev/null
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inputChecksum=$(cksum "${workFile1}" | awk '{print $1}')
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# read through pv and test afterwards
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(
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dd if="${workFile1}" bs=1 count=9000
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sleep 1
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dd if="${workFile1}" bs=1 skip=9000 count=1240
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sleep 1
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dd if="${workFile1}" bs=1024 skip=10 count=1014
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sleep 1
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dd if="${workFile1}" bs=1024 skip=1024 count=1024
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sleep 1
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dd if="${workFile1}" bs=1024 skip=2048
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) 2>/dev/null | "${testSubject}" -q -L 2M | cat > "${workFile2}"
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outputChecksum=$(cksum "${workFile2}" | awk '{print $1}')
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if ! test "${inputChecksum}" = "${outputChecksum}"; then
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echo "checksum mismatch with dd | pv | cat"
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exit 1
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fi
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# same again but with one less pipe
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(
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dd if="${workFile1}" bs=1 count=9000
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sleep 1
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dd if="${workFile1}" bs=1 skip=9000 count=1240
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sleep 1
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dd if="${workFile1}" bs=1024 skip=10 count=1014
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sleep 1
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dd if="${workFile1}" bs=1024 skip=1024 count=1024
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sleep 1
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dd if="${workFile1}" bs=1024 skip=2048
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) 2>/dev/null | "${testSubject}" -q -L 2M > "${workFile2}"
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outputChecksum=$(cksum "${workFile2}" | awk '{print $1}')
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if ! test "${inputChecksum}" = "${outputChecksum}"; then
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echo "checksum mismatch with dd | pv > file"
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exit 1
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fi
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exit 0
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