39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
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#!/bin/sh
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# Check how ftruncate, lseek and stat family syscalls are traced.
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. "${srcdir=.}/init.sh"
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check_strace
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check_prog dd
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check_prog find
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check_prog grep
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check_prog rm
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check_prog timeout
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umask 022
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truncate_cmd='dd seek=46118400000 obs=1 count=0 if=/dev/null of=sample'
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$truncate_cmd > check.log 2>&1 ||
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{ cat check.log; framework_skip_ 'failed to create a large sparse file'; }
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rm -f sample
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timeout -s 9 $check_timeout \
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$STRACE -edesc $truncate_cmd 2>&1 > /dev/null 2> check.log &&
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LC_ALL=C grep -x 'ftruncate\(64\)\?(1, 46118400000) \+= 0' check.log > /dev/null ||
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{ cat check.log; fail_ 'strace -edesc failed to trace ftruncate/ftruncate64 properly'; }
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LC_ALL=C grep -x 'lseek(1, 46118400000, SEEK_CUR) \+= 46118400000\|_llseek(1, 46118400000, \[46118400000\], SEEK_CUR) \+= 0' check.log > /dev/null ||
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{ cat check.log; fail_ 'strace -edesc failed to trace lseek/_llseek properly'; }
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timeout -s 9 $check_timeout \
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$STRACE -efile find -L sample > /dev/null 2> check.log &&
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LC_ALL=C grep -x 'stat\(64\)\?("sample", {st_mode=S_IFREG|0644, st_size=46118400000, \.\.\.}) \+= 0' check.log > /dev/null ||
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{ cat check.log; fail_ 'strace -efile failed to trace stat/stat64 properly'; }
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timeout -s 9 $check_timeout \
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$STRACE -efile find sample > /dev/null 2> check.log &&
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LC_ALL=C grep '^[[:alnum:]_]*stat[[:alnum:]_]*([^()"]*"sample", {st_mode=S_IFREG|0644, st_size=46118400000, \.\.\.}' check.log > /dev/null ||
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{ cat check.log; fail_ 'strace -efile failed to trace newfstatat/fstatat64 properly'; }
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exit 0
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