#!/bin/sh
# PCP QA Test No. 1181
# Exercise the BCC PMDA kprobe hits module - install, remove and values.
#
# Copyright (c) 2019 Red Hat.
#

seq=`basename $0`
echo "QA output created by $seq"

. ./common.bcc

_pmdabcc_check
_pmdabcc_require_kernel_version 4 6

status=1       # failure is the default!
signal=$PCP_BINADM_DIR/pmsignal

_value_filter()
{
    awk '/sched_exec/ && /value [1-9][0-9]*/ {print "OK"; exit}'
}

cat <<EOF >$tmp.conf
[pmda]
modules = kprobe_hits
prefix = bcc.
[kprobe_hits]
module = kprobe_hits
cluster = 103
kprobes = kprobe:sched_exec
EOF

_pmdabcc_try_compile $tmp.conf

_prepare_pmda bcc
trap "_pmdabcc_cleanup; exit \$status" 0 1 2 3 15
_stop_auto_restart pmcd

# real QA test starts here
_pmdabcc_install <$tmp.conf
_pmdabcc_wait_for_metric

# Generate system activity for the BCC kprobe hits module
for i in 0 1 2 3 4 5 6 7 8 9 ; do ls /var/empty > /dev/null 2>&1 ; done

echo "=== report metric values ==="
pminfo -dfmtT bcc.kprobe.hits.count 2>&1 | tee -a $seq_full \
| _value_filter
sleep 10
_pmdabcc_remove

status=0
exit
