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path: root/tests/hwsim/vm/vm-run.sh
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#!/bin/bash

cd "$(dirname $0)"

if [ -z "$TESTDIR" ] ; then
	TESTDIR=$(pwd)/../
fi

if [ -n "$HWSIM_TEST_LOG_DIR" ] ; then
	LOGS="$HWSIM_TEST_LOG_DIR"
else
	LOGS=/tmp/hwsim-test-logs
fi

# increase the memory size if you want to run with valgrind, 512 MB works
MEMORY=192

# Some ubuntu systems (notably 12.04) have issues with this - since the guest
# mounts as read-only it should be safe to not specify ,readonly. Override in
# vm-config if needed (see below)
ROTAG=,readonly

# set this to ttyS0 to see kvm messages (if something doesn't work)
KVMOUT=ttyS1

# you can set EPATH if you need anything extra in $PATH inside the VM
#EPATH=/some/dir

# extra KVM arguments, e.g., -s for gdbserver
#KVMARGS=-s

# number of channels each hwsim device supports
CHANNELS=1

test -f vm-config && . vm-config
test -f ~/.wpas-vm-config && . ~/.wpas-vm-config

if [ -z "$KERNEL" ] && [ -z "$KERNELDIR" ] ; then
	echo "You need to set a KERNEL or KERNELDIR (in the environment or vm-config)"
	exit 2
fi
if [ -z "$KERNEL" ] ; then
	KERNEL=$KERNELDIR/arch/x86_64/boot/bzImage
fi


CMD=$TESTDIR/vm/inside.sh

unset RUN_TEST_ARGS
TIMESTAMP=$(date +%s)
DATE=$TIMESTAMP
CODECOV=no
TIMEWARP=0
DELAY=0
CODECOV_DIR=
while [ "$1" != "" ]; do
	case $1 in
		--timestamp ) shift
			TIMESTAMP=$1
			shift
			;;
		--ext ) shift
			DATE=$TIMESTAMP.$1
			shift
			;;
		--codecov ) shift
			CODECOV=yes
			;;
		--codecov_dir ) shift
			CODECOV_DIR=$1
			shift
			;;
		--timewrap ) shift
			TIMEWARP=1
			;;
	        --delay ) shift
			DELAY=$1
			shift
			;;
		* )
			RUN_TEST_ARGS="$RUN_TEST_ARGS$1 "
			shift
			;;
	esac
done

LOGDIR=$LOGS/$DATE
mkdir -p $LOGDIR

if [ -n "$CODECOV_DIR" ]; then
    cp -a $CODECOV_DIR/alt-wpa_supplicant $LOGDIR
    cp -a $CODECOV_DIR/alt-hostapd $LOGDIR
    cp -a $CODECOV_DIR/alt-hostapd-as $LOGDIR
    cp -a $CODECOV_DIR/alt-hlr_auc_gw $LOGDIR
elif [ $CODECOV = "yes" ]; then
    ./build-codecov.sh $LOGDIR || exit 1
else
    CODECOV=no
fi

if [ $DELAY -gt 0 ]; then
    echo "Wait $DELAY seconds before starting VM"
    sleep $DELAY
fi

echo "Starting test run in a virtual machine"

KVM=kvm
for kvmprog in kvm qemu-kvm; do
    if $kvmprog --version &> /dev/null; then
	KVM=$kvmprog
	break
    fi
done

argsfile=$(mktemp)
if [ $? -ne 0 ] ; then
	exit 2
fi
function finish {
	rm -f $argsfile
}
trap finish EXIT

echo "$RUN_TEST_ARGS" > $argsfile

$KVM \
	-kernel $KERNEL -smp 4 \
	$KVMARGS -m $MEMORY -nographic \
	-fsdev local,security_model=none,id=fsdev-root,path=/$ROTAG \
	-device virtio-9p-pci,id=fs-root,fsdev=fsdev-root,mount_tag=/dev/root \
	-fsdev local,security_model=none,id=fsdev-logs,path="$LOGDIR",writeout=immediate \
	-device virtio-9p-pci,id=fs-logs,fsdev=fsdev-logs,mount_tag=logshare \
	-monitor null -serial stdio -serial file:$LOGDIR/console \
	-append "mac80211_hwsim.support_p2p_device=0 mac80211_hwsim.channels=$CHANNELS mac80211_hwsim.radios=7 mac80211_hwsim.dyndbg=+p init=$CMD testdir=$TESTDIR timewarp=$TIMEWARP console=$KVMOUT root=/dev/root rootflags=trans=virtio,version=9p2000.u ro rootfstype=9p EPATH=$EPATH ARGS=$argsfile"

if [ $CODECOV = "yes" ]; then
    echo "Preparing code coverage reports"
    ./process-codecov.sh $LOGDIR "" restore
    ./combine-codecov.sh $LOGDIR lcov
fi

echo
echo "Test run completed"
echo "Logfiles are at $LOGDIR"
if [ $CODECOV = "yes" ]; then
    echo "Code coverage report:"
    echo "file://$LOGDIR/lcov/index.html"
fi