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|
#!/bin/sh
# PCP QA Test No. 504
# Use libpcp_fault to exercise __pmProcessExec() and friends from libpcp.
#
# Copyright (c) 2017 Ken McDonell. All Rights Reserved.
#
seq=`basename $0`
echo "QA output created by $seq"
# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
LD_PRELOAD=$PCP_LIB_DIR/libpcp_fault.so; export LD_PRELOAD
src/check_fault_injection >/dev/null 2>&1 || \
_notrun "libpcp not built with fault injection enabled"
unset LD_PRELOAD
_cleanup()
{
cd $here
unset LD_PRELOAD
$sudo rm -rf $tmp $tmp.*
}
_filter()
{
# EAGAIN has different values on *BSD, so map to the Linux number
# 35 => 11
# ditto for ENOSYS
# 78 => 38
# For OpenIndiana
# Not enough space => Cannot allocate memory
# -23: File table overflow => -23: Too many open files in system
# -89: Operation not applicable => -38: Function not implemented
#
sed \
-e 's/exectest([0-9][0-9]*)/exectest(PID)/' \
-e 's/\[[A-Z][a-z][a-z] [A-Z][a-z][a-z] *[0-9][0-9]* [0-9][0-9]:[0-9][0-9]:[0-9][0-9]]/[DATE]/' \
-e 's/alloc([0-9][0-9]*)/alloc(N)/g' \
-e '/^__pmProcessExec/s/ -35 / -11 /' \
-e '/^__pmProcessPipe/s/ -78:/ -38:/' \
-e 's/Not enough space/Cannot allocate memory/' \
-e 's/-23: File table overflow/-23: Too many open files in system/' \
-e 's/-89: Operation not applicable/-38: Function not implemented/' \
#
}
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
PM_FAULT_CONTROL=$tmp.control; export PM_FAULT_CONTROL
LD_PRELOAD=$PCP_LIB_DIR/libpcp_fault.so; export LD_PRELOAD
# real QA test starts here
echo "1st call to __pmProcessAddArg fails at malloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:1 == 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter
echo
echo "1st call to __pmProcessAddArg fails at realloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:2 == 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter
echo
echo "2nd (and later) calls to __pmProcessAddArg fails at realloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:2 > 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter
echo
echo "4th call to __pmProcessAddArg fails at strdup"
cat >$tmp.control <<End-of-File
libpcp/exec.c:3 == 4
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter
# note: the fork() does not really fail, the fault injection
# makes it look like the fork() has failed, so we have the
# risk of the output appearing for both parent and child, hence
# the sort | uniq
echo
echo "fork() fails"
cat >$tmp.control <<End-of-File
libpcp/exec.c:4 > 0
End-of-File
src/exectest -- sh -c "sleep 1; echo not supposed to get here" 2>&1 \
| _filter \
| sort \
| uniq
echo
echo "pipe() fails"
cat >$tmp.control <<End-of-File
libpcp/exec.c:5 > 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter
echo
echo "fork() fails after pipe()"
cat >$tmp.control <<End-of-File
libpcp/exec.c:6 > 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter | _cull_dup_lines
echo
echo "realloc() fails for pipe map"
cat >$tmp.control <<End-of-File
libpcp/exec.c:7 > 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter
# success, all done
status=0
exit
|
