#!/bin/bash

USERID=`id -u`
TSTAMP=`date +%Y%m%d-%H%M%S`
UDIR=$HOME
CURDIR=`pwd`

PERF_VERSION="$(uname -r)"
PERF_VERSION="${PERF_VERSION%%-*}"
case "$PERF_VERSION" in
    *.*.*)
  PERF_VERSION="${PERF_VERSION%.*}"
  ;;
esac


sudo modprobe usbmon

tshark -F pcap -i eth0 -w ~/lttng-traces/network-$TSTAMP.pcap &
#sudo and -F pcap is not working atm sudo is needed for usbmon
#sudo tshark -F pcap -i usbmon0 -w ~/lttng-traces/usb-$TSTAMP.pcap &

lttng create lttng-ust
lttng list --userspace
lttng enable-event --userspace hello_world:my_first_tracepoint
lttng start

mkdir -p uprobe-traces
cd uprobe-traces
sudo perf probe -x $CURDIR/hellolttngust MYEVENT=$CURDIR/hellolttngust.c:8
sudo perf probe -x $CURDIR/hellolttngust EVNAME=$CURDIR/hellolttngust.c:35
sudo perf record -e probe_hellolttngust:MYEVENT -e probe_hellolttngust:EVNAME &
cd -

mkdir -p kernel-traces
cd kernel-traces
sudo perf record -e sched:sched_switch &
cd -

./hellolttngust huhu haha hihi

sudo killall perf_$PERF_VERSION
killall tshark
#sudo killall tshark

lttng stop
lttng destroy

echo wait for writing perf data
wait

cd uprobe-traces
sudo perf data convert --to-ctf=$UDIR/lttng-traces/perf-uprobes-$TSTAMP
sudo perf probe -d probe_hellolttngust:MYEVENT
sudo perf probe -d probe_hellolttngust:EVNAME
cd -

cd kernel-traces
sudo perf data convert --to-ctf=$UDIR/lttng-traces/perf-kernel-$TSTAMP
cd -

sudo chown -R $USERID $UDIR/lttng-traces/*