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#!/bin/sh
# PCP QA Test No. 036
# 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
_cleanup()
{
cd $here
$sudo rm -rf $tmp $tmp.*
}
# filter pid's in lines like ...
# __pmProcessExec: pid=1965 wait_pid=1965
# __pmProcessPipe: map[0 of 1] child pid=1695 fp=0x55eb928fdd20
#
_filter()
{
tee -a $seq_full \
| sed \
-e 's/pid=[0-9][0-9]*/pid=PID/g' \
-e "s@$tmp@TMP@g" \
-e 's/fp=[^ ]*/fp=ADDR/' \
#end
}
# whitespace in od(1) output is not consistent across platforms
#
_od_filter()
{
sed \
-e 's/ */ /g' \
-e 's/ $//' \
# end
}
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
# real QA test starts here
echo "=== success cases ==="
echo "--- echo ---"
src/exectest -Dexec -- /bin/echo 'blah;trickme' 2>&1 | _filter >$tmp.tmp
# blah;trickme line may be before or after the parent's
# __pmProcessExec: child pid=PID
# line
#
grep -v '^blah;trickme' $tmp.tmp
grep '^blah;trickme' $tmp.tmp
echo "--- /bin/sh -c ---"
src/exectest -Dexec -- /bin/sh -c "( echo 'f o o'; sleep 1; kill -KILL \$\$; sleep 1; echo b\\ a\\ r )" >$tmp.out 2>$tmp.err
echo "+++ stderr +++"
_filter <$tmp.err
echo "+++ stdout +++"
_filter <$tmp.out
echo "--- pipe in ---"
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter
echo "--- pipe out ---"
echo "hello other world" >$tmp.data
src/exectest -Dexec -P $tmp.data -- od -c 2>&1 | _filter | _od_filter
echo "--- exec and executable not on \$PATH ---"
cat <<'End-of-File' >$tmp.sh
#!/bin/sh
sleep 1 # give parent a chance to emit messages
echo "my arg echoer ..."
echo "[0] $0"
i=0
while true
do
i=`expr $i + 1`
echo "[$i] $1"
[ $# -eq 1 ] && break
shift
done
exit 0
End-of-File
chmod 755 $tmp.sh
src/exectest -Dexec $tmp.sh 'blah;trickme|foo' cat and dog 2>&1 | _filter
echo "--- popen and executable not on \$PATH ---"
src/exectest -Dexec -p $tmp.sh 'blah;trickme|foo' cat and dog 2>&1 | _filter
echo
echo "=== error and failure cases ==="
# need sort here because -Dexec output on stderr is for both parent and
# child (after fork()) and order is not deterministic
#
src/exectest -Dexec -- /a/b/c -f oo bar 2>&1 \
| tee -a $seq_full \
| _filter \
| LC_COLLATE=POSIX sort
# success, all done
status=0
exit
|
