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Modified qemu download to be in QEMU_CACHE_DIR so that it can be reused #244

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Modified qemu download to be in QEMU_CACHE_DIR so that it can be reused #244

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26 changes: 24 additions & 2 deletions scripts/setup_host.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,10 @@ set -eE
#--------- Global variable -------------------
reboot_required=0
QEMU_REL="qemu-6.0.0"

#Directory to keep versions of qemu which can be reused instead of downloading again
QEMU_CACHE_DIR="$HOME/.cache/civ/qemu"

CIV_WORK_DIR=$(pwd)
CIV_GOP_DIR=$CIV_WORK_DIR/GOP_PKG
CIV_VERTICAl_DIR=$CIV_WORK_DIR/vertical_patches/host
Expand Down Expand Up @@ -41,9 +45,16 @@ function ubu_install_qemu_gvt(){
sudo apt install -y git libfdt-dev libpixman-1-dev libssl-dev vim socat libsdl2-dev libspice-server-dev autoconf libtool xtightvncviewer tightvncserver x11vnc uuid-runtime uuid uml-utilities bridge-utils python-dev liblzma-dev libc6-dev libegl1-mesa-dev libepoxy-dev libdrm-dev libgbm-dev libaio-dev libusb-1.0-0-dev libgtk-3-dev bison libcap-dev libattr1-dev flex libvirglrenderer-dev build-essential gettext libegl-mesa0 libegl-dev libglvnd-dev libgl1-mesa-dev libgl1-mesa-dev libgles2-mesa-dev libegl1 gcc g++ pkg-config libpulse-dev libgl1-mesa-dri
sudo apt install -y ninja-build libcap-ng-dev

[ ! -f $CIV_WORK_DIR/$QEMU_REL.tar.xz ] && wget https://download.qemu.org/$QEMU_REL.tar.xz -P $CIV_WORK_DIR
#Create QEMU_CACHE_DIR if it doesnt exists
mkdir -p $QEMU_CACHE_DIR

#Download QEMU_REL.tar.xz if it doesnt exist in QEMU_CACHE_DIR
[ ! -f $QEMU_CACHE_DIR/$QEMU_REL.tar.xz ] && check_qemu_network && wget https://download.qemu.org/$QEMU_REL.tar.xz -P $QEMU_CACHE_DIR

[ -d $CIV_WORK_DIR/$QEMU_REL ] && rm -rf $CIV_WORK_DIR/$QEMU_REL
tar -xf $CIV_WORK_DIR/$QEMU_REL.tar.xz

#Directly untar into the CIV_WORK_DIR
tar -xf $QEMU_CACHE_DIR/$QEMU_REL.tar.xz -C $CIV_WORK_DIR

cd $CIV_WORK_DIR/$QEMU_REL/
patch -p1 < $CIV_WORK_DIR/patches/qemu/0001-Revert-Revert-vfio-pci-quirks.c-Disable-stolen-memor.patch
Expand Down Expand Up @@ -204,6 +215,17 @@ function check_os() {
}

function check_network(){
#Check if you are able to access external website without actually downloading it
wget --timeout=3 --tries=1 -q --spider https://github.com
if [ $? -ne 0 ]; then
echo "access https://github.com failed!"
echo "please make sure network is working"
return -1
fi
}

#Check Connection specifically with qemu network only if QEMU_REL.tar.xz needs to be downloaded as it doesnt exist in QEMU_CACHE_DIR
function check_qemu_network(){
wget --timeout=3 --tries=1 https://download.qemu.org/ -q -O /dev/null
if [ $? -ne 0 ]; then
echo "access https://download.qemu.org failed!"
Expand Down