openmine_16.04/setup_amd.sh

#!/bin/bash
set -e
script_version="1.53"
rdate="30/01/2019"
remote_folder="http://wareck.free.fr/openrig"
lsb_v="`lsb_release -r | awk '{print$2; exit}'`"
lsb_r="`lsb_release -d | awk '{print$2" "$3}'`"
curdir=$PWD

#### OPTIONS ####
host_name="miner1"
#Drivers="17.50"
#Drivers="18.20"
Drivers="18.40"
#Drivers="18.50" #ubuntu 18.04

ROCM_="NO" #rcom compute
ETHMine="YES"
XMRIG_AMD="YES"
XMR_STAK="YES"
SGMINER="YES"
SGMINER_TT="YES"
SGMINER_x16r="YES"
Lyra2z="YES"
Phoenix="YES"
lolMiner="YES"

swap_size="8" # 0/4/8/16 Go

#script_version=`grep version version.txt | awk '{ print $2 }'`
#rdate=`grep release version.txt | awk '{ print $2 }'`

if [[ $lsb_v = "18.04" || $lsb_v = "18.10" ]]; then Drivers="18.50" && Lyra2z="NO" && ROCM_="NO" ;fi
if [ $Drivers = "17.50" ]; then amd_driver_v="17.50-511655";fi
if [ $Drivers = "18.20" ]; then amd_driver_v="18.20-606296";fi
if [ $Drivers = "18.40" ]; then amd_driver_v="18.40-673869";fi
if [ $Drivers = "18.50" ]; then amd_driver_v="18.50-708488";fi

if [ $UID -ne 0 ]
then
        echo -e "\n\e[91mPlease run this script as ROOT : sudo ./setup.sh \e[0m"
        echo
        sleep 1
        exit
fi

claymore_dual_v="`curl -s $remote_folder/version.txt | awk 'NR==1 {print$3; exit}'`"
claymore_zcash_v="`curl -s $remote_folder/version.txt | awk 'NR==2 {print$3; exit}'`"
claymore_xmr_v="`curl -s $remote_folder/version.txt | awk 'NR==3 {print$3; exit}'`"
lolminer_v="`curl -s $remote_folder/version.txt | awk 'NR==6 {print$3; exit}'`"
Phoenix_v="`curl -s $remote_folder/version.txt | awk 'NR==7 {print$3; exit}'`"


echo ""
echo -n -e " \e[97m\u2554"
for i in {1..36}; do echo -e -n "\u2550"; done
echo -e "\u2557\e[0m"
echo -e " \e[97m\u2551   Mining Rig Auto-install \e[93m"V$script_version"\e[0m\e[97m    \u2551\e[0m"
echo -e " \e[97m\u2551      Release date: \e[93m"$rdate"\e[0m\e[97m      \u2551\e[0m"
echo -e " \e[97m\u2551          wareck@gmail.com          \u2551\e[0m"
echo -n -e " \e[97m\u255A"
for j in {1..36}; do echo -e -n "\u2550";done
echo -e -n "\u255D\e[0m"
echo
echo
if [ $lsb_v = "18.04" ]; then  echo -e "\e[97m    Ubuntu 18.04 \e[0m\e[97m";fi
if [ $lsb_v = "18.10" ]; then  echo -e "\e[97m    Ubuntu 18.10 \e[0m\e[97m";fi

if [ $ROCM_ = "YES"  ]; then echo -e "\e[94m   AMD DRIVER + ROCm Compute firmware \e[0m\e[97m";fi
if [ $ROCM_ = "NO"  ]; then echo -e "\e[94m    AMD GPU PRO Drivers $amd_driver_v\e[0m\e[97m";fi
if [ $ETHMine = "YES" ]; then echo -e "\e[97m    +\e[91m Etherminer \e[0m\e[97m";fi
if [ $XMRIG_AMD = "YES" ]; then echo -e "\e[97m    +\e[91m XMRig-amd \e[0m\e[97m";fi
if [ $XMR_STAK = "YES" ]; then echo -e "\e[97m    +\e[91m XMR-Stak \e[0m\e[97m";fi
if [ $lolMiner = "YES" ]; then echo -e "\e[97m    +\e[91m lolMiner v$lolminer_v\e[0m\e[97m";fi
if [ $SGMINER = "YES" ]; then echo -e "\e[97m    +\e[91m Sgminer-nicehash\e[0m\e[97m";fi
if [ $SGMINER_TT = "YES" ]; then echo -e "\e[97m    +\e[91m Sgminer-timetravel\e[0m\e[97m";fi
if [ $SGMINER_x16r = "YES" ]; then echo -e "\e[97m    +\e[91m Sgminer-x16r\e[0m\e[97m";fi
echo -e "\e[97m    +\e[91m Claymore dualminer $claymore_dual_v\e[0m\e[97m"
echo -e "\e[97m    +\e[91m Claymore zcash $claymore_zcash_v\e[0m\e[97m"
echo -e "\e[97m    +\e[91m Claymore xmr $claymore_xmr_v\e[0m\e[97m"
if [ $Lyra2z = "YES" ]; then echo -e "\e[97m    +\e[91m Lyra2z GPU Mining (experimental)\e[0m\e[97m";fi
if [ $Phoenix = "YES" ];  then echo -e "\e[97m    +\e[91m Phoenix ETH v$Phoenix_v \e[0m\e[97m";fi

echo
sleep 4
sed -i -e "s/# set const/set const/g" /etc/nanorc


echo -e "\n\e[95mExpand Disk :\e[0m"
sudo growpart `df -h | grep /dev/sd | awk ' { print $1 }'| cut -c -8` 1 |true
sudo resize2fs `df -h | grep /dev/sd | awk ' { print $1 }'`  |true
echo -e "\e[97mDone !\e[0m"

echo -e "\n\e[95mSystem Update :\e[0m"
sudo apt-get update && echo ""
sudo add-apt-repository -y ppa:ethereum/ethereum -y && echo ""
sudo apt-get update && echo ""
cd ~
sudo sed -i -e "s/quiet splash/text/g" /etc/default/grub
sudo sed -i -e 's#GRUB_CMDLINE_LINUX=""#GRUB_CMDLINE_LINUX="amddgpu.vm_fragment_size=9"#g' /etc/default/grub
sudo update-grub2 && echo ""
sudo apt dist-upgrade -y && echo ""
if ! [[ $lsb_v = "18.04" || $lsb_v = "18.10" ]];then sudo apt-get remove linux-image-4.4.0-116* linux-headers-4.4.0-116* -y ;fi
sudo apt install ethereum git screen htop curl ntp pv git cmake libleveldb-dev libjsoncpp-dev \
build-essential libcurl4-gnutls-dev libboost-all-dev libgmp-dev \
libreadline-dev libmicrohttpd-dev libjansson-dev libgmp-dev libssl-dev unzip python-nfqueue python-scapy mesa-common-dev -y && echo ""
if ! [[ $lsb_v = "18.04" || $lsb_v = "18.10" ]];then sudo apt install libcryptopp-dev -y ;fi && echo""
if ! [[ $lsb_v = "18.04" || $lsb_v = "18.10" ]];then sudo apt-get install --install-recommends xserver-xorg-hwe-16.04 -y; fi && echo ""

if [ $ROCM_ = "YES" ]
 then
 sudo apt-get install libnuma-dev -y
 echo -e "\n\e[95mInstall ROCm Compute:\e[0m"
 #update ROCM
 sudo apt-get install libnuma-dev -y
 wget -qO - http://repo.radeon.com/rocm/apt/debian/rocm.gpg.key | sudo apt-key add -
 sudo sh -c 'echo deb [arch=amd64] http://repo.radeon.com/rocm/apt/debian/ xenial main > /etc/apt/sources.list.d/rocm.list'
 sudo apt-get update
 sudo apt-get install rocm-opencl-dev -y
 sudo usermod -a -G video work
 cd ..
 echo -e "\e[97mDone !\e[0m"
fi

echo -e "\n\e[95mInstall AMD Drivers :\e[0m"
if ! [ -d /home/work/tempo ];then mkdir /home/work/tempo ; fi
cd /home/work/tempo

if [ $Drivers = "17.50" ]
 then
 wget -c http://wareck.free.fr/grinder/drivers/amdgpu-pro-17.50-511655.tar.xz
 tar xvfJ amdgpu-pro-17.50-511655.tar.xz
 rm amdgpu-pro-17.50-511655.tar.xz
 cd amdgpu-pro-17.50-511655
  if [ $ROCM_ = "YES" ]
  then
  sed -i -e "s/amdgpu-pro-dkms libdrm2-amdgpu-pro/libdrm2-amdgpu-pro/g" amdgpu-pro-install
  ./amdgpu-pro-install --pro --opencl=legacy,rocm -y
  else
  ./amdgpu-pro-install --pro --opencl=legacy -y
  fi
fi

if [ $Drivers = "18.20" ]
 then
 echo "Download amdgpu-pro-18.20-606296.tar.xz"
 wget -c http://wareck.free.fr/grinder/drivers/amdgpu-pro-18.20-606296.tar.xz
 tar xvfJ amdgpu-pro-18.20-606296.tar.xz
 rm amdgpu-pro-18.20-606296.tar.xz
 cd amdgpu-pro-18.20-606296
  if [ $ROCM_ = "YES" ]
  then
  sed -i -e "s/amdgpu-pro-dkms libdrm2-amdgpu-pro/libdrm2-amdgpu-pro/g" amdgpu-pro-install
  ./amdgpu-pro-install --pro --opencl=legacy,rocm -y
  else
  ./amdgpu-pro-install --pro --opencl=legacy -y
  fi
fi

if [ $Drivers = "18.40" ]
 then
 echo "Download amdgpu-pro-18.40-673869-ubuntu-16.04.tar.xz"
 wget -c http://wareck.free.fr/grinder/drivers/amdgpu-pro-18.40-673869-ubuntu-16.04.tar.xz
 tar xvfJ amdgpu-pro-18.40-673869-ubuntu-16.04.tar.xz
 rm amdgpu-pro-18.40-673869-ubuntu-16.04.tar.xz
 cd amdgpu-pro-18.40-673869-ubuntu-16.04
./amdgpu-pro-install --pro --opencl=legacy -y
fi

if [ $Drivers = "18.50" ]
 then
 echo "Download amdgpu-pro-18.40-673869-ubuntu-16.04.tar.xz"
 wget -c http://wareck.free.fr/grinder/drivers/amdgpu-pro-18.50-708488-ubuntu-18.04.tar.xz
 tar xvfJ amdgpu-pro-18.50-708488-ubuntu-18.04.tar.xz
 rm amdgpu-pro-18.50-708488-ubuntu-18.04.tar.xz
 cd amdgpu-pro-18.50-708488-ubuntu-18.04
./amdgpu-pro-install --pro --opencl=legacy -y
fi

echo -e "\n\e[95mInstall AMD SDK :\e[0m"
cd /home/work/tempo/
curl -f http://wareck.free.fr/grinder/drivers/AMD-APP-SDKInstaller-v3.0.130.136-GA-linux64.tar.bz2 | tar xvj
./AMD-APP-SDK-v3.0.130.136-GA-linux64.sh
cd /opt/
if [ -d ADL_SDK ]; then rm -r /opt/ADL_SDK; fi
mkdir ADL_SDK
cd ADL_SDK
wget -c http://wareck.free.fr/grinder/drivers/ADL_SDK102.zip -O ADL_SDK.zip
unzip -q ADL_SDK.zip
cd ~
echo -e "\e[97mDone !\e[0m"
sleep 2

echo -e "\n\e[95mInstall Claymore Miners :\e[0m"
cd /home/work/
sudo -u work curl -sf $remote_folder/miners/claymore_dual_$claymore_dual_v.tar.xz | tar xvJ
echo ""
sudo -u work curl -sf $remote_folder/miners/claymore_zcash_$claymore_zcash_v.tar.xz | tar xvJ
echo ""
sudo -u work curl -sf $remote_folder/miners/claymore_xmr_$claymore_xmr_v.tar.xz | tar xvJ
echo ""
#sudo -u work curl -sf http://wareck.free.fr/grinder/miner.sh.tar.xz | tar xvJ
cp $curdir/miner.sh .
sudo chown work claymore
sudo chown work claymore_xmr
sudo chown work claymore_zcash
sudo chown work /home/work/miner.sh

if [ $Phoenix = "YES"  ]
 then
 echo -e "\n\e[95mInstall Phoenix v$Phoenix_v :\e[0m"
 sudo -u work curl -sf $remote_folder/miners/PhoenixMiner_v$Phoenix_v.tar.xz | tar xvJ
 sudo chown -R work /home/work/PhoenixMiner
fi

if [ $lolMiner = "YES"  ]
 then
 echo -e "\n\e[95mInstall lolMiner v$lolMiner_v :\e[0m"
 sudo -u work curl -sf $remote_folder/miners/lolMiner_v$lolminer_v.tar.xz | tar xvJ
 sudo chown -R work /home/work/lolMiner
fi

if [ $ETHMine = "YES" ]
 then
 echo -e "\n\e[95mInstall Ethminer :\e[0m"
 cd ~
if [ -d cpp_ethminer ]; then rm -r cpp_ethminer;fi
git clone -n https://github.com/ethereum-mining/ethminer.git cpp_ethminer
cd cpp_ethminer
git checkout 2200dca33d35273fb2a7843a7d313a9a31bcd246
cd ~/cpp_ethminer
git submodule update --init --recursive
mkdir build |true
cd build
cmake .. -DETHASHCUDA=OFF -DETHASHCL=ON
make
cd ~
if [ -f ~/ethminer ]; then rm ~/ethminer;fi
ln -s cpp_ethminer/build/ethminer/ethminer ethminer |true
fi
cd /tmp
wget http://wareck.free.fr/grinder/cpp_ethminer_kernel.tar.xz
tar xvfJ cpp_ethminer_kernel.tar.xz
sudo mv kernels ~/cpp_ethminer/build/ethminer/
cd ~
echo -e "\e[97mDone !\e[0m"

if [ $SGMINER = "YES" ]
then
echo -e "\n\e[95mInstall Sgminer-Nicehash:\e[0m"
cd ~
 if [ ! -d sgminer ]
 then
 git clone https://github.com/nicehash/sgminer.git
 cd sgminer
 else
 cd sgminer
 git pull
 fi
sudo apt install git autoconf automake libtool build-essential libncurses5-dev libcurl4-gnutls-dev -y
git submodule init
git submodule update
autoreconf -fi
CFLAGS="-Os -Wall -march=native -I/opt/AMDAPPSDK-3.0/include" LDFLAGS="-L/opt/amdgpu-pro/lib/x86_64-linux-gnu" ./configure --disable-git-version --disable-adl
make -j $(nproc)
cd ~
echo -e "\e[97mDone !\e[0m"
fi

if [ $SGMINER_TT = "YES" ]
then
echo -e "\n\e[95mInstall Sgminer-Timetravel:\e[0m"
cd ~
  if [ ! -d sgminer-timetravel ]
  then
  sudo -u work curl -sf http://wareck.free.fr/openrig/miners/sgminer-timetravel.tar.xz | tar xvJ
  cd ~
  fi
echo -e "\e[97mDone !\e[0m"
fi

if [ $Lyra2z = "YES" ]
then
echo -e "\n\e[95mInstall Lyra2Z GPU Miner (experimental):\e[0m"
cd ~
if [ -d sgminer-lyra2z ]; then rm -r sgminer-lyra2z ;fi
git clone https://github.com/wareck/sgminer-lyra2z.git
cd ~/sgminer-lyra2z
git pull
git submodule init
git submodule update
./autogen.sh
CFLAGS="-Os -Wall -march=native -I/opt/AMDAPPSDK-3.0/include" LDFLAGS="-L/opt/amdgpu-pro/lib/x86_64-linux-gnu" ./configure --disable-git-version --disable-adl
make -j $(nproc)
cd ~
echo "Done."
fi

if [ $SGMINER_x16r = "YES" ]
then
echo -e "\n\e[95mInstall Sgminer-x16r :\e[0m"
cd ~
if [ -d sgminer-x16r ]; then rm -r sgminer-x16r;fi
git clone https://github.com/wareck/sgminer-x16r.git
cd ~/sgminer-x16r
git pull
git submodule init
git submodule update
./autogen.sh
CFLAGS="-Os -Wall -march=native -I/opt/AMDAPPSDK-3.0/include" LDFLAGS="-L/opt/amdgpu-pro/lib/x86_64-linux-gnu" ./configure --disable-git-version --disable-adl
make -j $(nproc)
cd ~
echo "Done."
fi

if [ $XMRIG_AMD = "YES" ]
then
echo -e "\n\e[95mInstall xmrig-amd:\e[0m"
cd ~
if [ -d xmrig_amd ]; then rm -r xmrig_amd ; fi
git clone https://github.com/xmrig/xmrig-amd.git xmrig_amd
cd /tmp/
if ! [ -d libuv ]; then git clone https://github.com/libuv/libuv.git ;fi
cd libuv
./autogen.sh
./configure
make -j $(nproc)
sudo make install
sudo ldconfig
cd ~
cd xmrig_amd
if ! [ -f patch_donate.patch ]
then
cat <<'EOF'>> patch_donate.patch
diff --git a/src/donate.h b/src/donate.h
index 46f26b7..67a9cb0 100644
--- a/src/donate.h
+++ b/src/donate.h
@@ -43,8 +43,8 @@
  * XMR: 48edfHu7V9Z84YzzMa6fUueoELZ9ZRXq9VetWzYGzKt52XU5xvqgzYnDK9URnRoJMk1j8n$
  * BTC: 1P7ujsXeX7GxQwHNnJsRMgAdNkFZmNVqJT
  */
-constexpr const int kDefaultDonateLevel = 5;
-constexpr const int kMinimumDonateLevel = 1;
+constexpr const int kDefaultDonateLevel = 0;
+constexpr const int kMinimumDonateLevel = 0;


 #endif /* __DONATE_H__ */
EOF
patch -p1 <patch_donate.patch
fi
if ! [ -d build ];then mkdir build; fi
cd build
cmake ..
make -j $(nproc)
cd ~
if ! [ -f xmrig-amd ]; then ln -s xmrig_amd/build/xmrig-amd xmrig-amd ;fi
echo "Done."
fi

if [ $XMR_STAK = "YES" ]
then
echo -e "\n\e[95mInstall xmr-stak:\e[0m"
cd /tmp/
wget http://wareck.free.fr/grinder/hwloc-1.11.8.tar.xz
tar xvfJ hwloc-1.11.8.tar.xz
cd hwloc-1.11.8
./autogen.sh
./configure --prefix=/usr/local
make -j $(nproc)
sudo make install
cd ~
if [ -d xmr_stak ]; then rm -r xmr_stak ;fi
git clone https://github.com/fireice-uk/xmr-stak.git xmr_stak
cd xmr_stak
sudo ln -s /opt/amdgpu-pro/lib/x86_64-linux-gnu/libOpenCL.so /usr/lib/libOpenCL.so.1 | true
mkdir build
sed -i -e "s/= 2.0/= 0.0/g" xmrstak/donate-level.hpp
cd build
cmake .. -DCPU_ENABLE=OFF -DHWLOC_ENABLE=OFF -DMICROHTTPD_ENABLE=OFF -DCMAKE_LINK_STATIC=ON -DCMAKE_BUILD_TYPE=Release -DCUDA_ENABLE=OFF \
-DOpenCL_LIBRARY=/opt/AMDAPPSDK-3.0/lib/x86_64/libOpenCL.so -DOpenCL_INCLUDE_DIR=/opt/AMDAPPSDK-3.0/include/ -DXMR-STAK_COMPILE=generic
make -j $(nproc)
cd ~
if ! [ -f ~/xmr-stak ];then ln -s xmr_stak/build/bin/xmr-stak xmr-stak; fi
sudo cp xmr_stak/build/bin/libxmrstak_opencl_backend.so /lib/
cd ~

if ! [ -f /etc/sysctl.d/60-hugepages.conf ]
then
sudo echo "vm.nr_hugepages=128" > /etc/sysctl.d/60-hugepages.conf
sudo sysctl --system
fi
if ! [ -f /etc/security/limits.d/60-memlock.conf ]
then
sudo echo "*    - memlock 262144" >/etc/security/limits.d/60-memlock.conf
sudo echo "root - memlock 262144" >>/etc/security/limits.d/60-memlock.conf
fi

echo "Done"
fi

echo -e "\n\e[95mDownloading NoFees Patch:\e[0m"
cd ~
if [ -d remove_miner_fees ]
then
cd remove_miner_fees
git pull
else
git clone https://github.com/wareck/remove_miner_fees.git
chown -R work remove_miner_fees
fi

if ! [ -f /etc/rc.local ]
then
printf '%s\n' '#!/bin/bash' 'exit 0' | sudo tee -a /etc/rc.local
sudo chmod +x /etc/rc.local
fi
chmod 777 /etc/rc.local
	if ! grep --quiet "/home/work/remove_miner_fees" /etc/rc.local
	then
		sed -i "s/exit 0//g" /etc/rc.local
		RC_LOCAL_CMD0="#python /home/work/remove_miner_fees/remove_mining_fees.py &"
		RC_LOCAL_CMD1="#python /home/work/remove_miner_fees/zcach.py &"
		RC_LOCAL_CMD2="#python /home/work/remove_miner_fees/hush.py &"
		RC_LOCAL_CMD3="#python /home/work/remove_miner_fees/ubiq.py &"
		RC_LOCAL_CMD4="#python /home/work/remove_miner_fees/soilcoin.py &"
		echo $RC_LOCAL_CMD0 >>/etc/rc.local
		echo $RC_LOCAL_CMD1 >>/etc/rc.local
		echo $RC_LOCAL_CMD2 >>/etc/rc.local
		echo $RC_LOCAL_CMD3 >>/etc/rc.local
		echo $RC_LOCAL_CMD4 >>/etc/rc.local
		echo "exit 0" >>/etc/rc.local
	fi
echo -e "\e[97mDone !\e[0m"

echo -e "\n\e[95mInstall AutoStart:\e[0m"
if [ -f /home/work/.config/autostart/miner.sh.desktop ];then rm /home/work/.config/autostart/miner.sh.desktop |true ; fi
if ! [ -d /home/work/.config ]; then mkdir /home/work/.config ;fi
if ! [ -d /home/work/.config/autostart ]; then mkdir /home/work/.config/autostart;fi
cat <<EOF>> /home/work/.config/autostart/miner.sh.desktop
[Desktop Entry]
Type=Application
Exec=/home/work/miner.sh
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name[fr_FR]=miner
Name=miner
Comment[fr_FR]=miner
Comment=miner
EOF
sleep 5
chmod 777 /etc/rc.local
if ! grep --quiet "su work -c '/home/work/miner.sh'" /etc/rc.local
then
sed -i "s/exit 0//g" /etc/rc.local
RC_LOCAL_CMD0="su work -c '/home/work/miner.sh'"
echo $RC_LOCAL_CMD0 >>/etc/rc.local
echo "exit 0" >>/etc/rc.local
fi
echo -e "\e[97mDone !\e[0m"

cd /home/work/
sudo rm -r tempo

echo -e "\n\e[95mMessage of the day mod :\e[0m"
rm /etc/update-motd.d/00-header | true
rm /etc/update-motd.d/10-help-text |true
rm /etc/update-motd.d/90-updates-available |true
rm /etc/update-motd.d/91-release-upgrade |true
rm /etc/update-motd.d/98-fsck-at-reboot |true
rm /etc/update-motd.d/98-reboot-required |true
echo " - 00-header "
cat <<EOF >> /etc/update-motd.d/00-header
#!/bin/sh
[ -r /etc/lsb-release ] && . /etc/lsb-release

if [ -z "$DISTRIB_DESCRIPTION" ] && [ -x /usr/bin/lsb_release ]; then
        # Fall back to using the very slow lsb_release utility
        DISTRIB_DESCRIPTION=$(lsb_release -s -d)
fi

printf "Welcome to %s (%s %s %s)\n" "$DISTRIB_DESCRIPTION" " $(uname -o)" "$(uname -p)"
EOF
cd /etc/update-motd.d
sudo -u work curl -sf http://folivier.homelinux.org/genethos/motd.tar.xz | tar xJ
cd ~
sed -i -e "s/#force_color_prompt=yes/force_color_prompt=yes/g" /home/work/.bashrc
if ! grep --quiet "export DISPLAY=:0" /home/work/.bashrc
then
cat <<EOF>> /home/work/.bashrc
export DISPLAY=:0
echo -e "\e[97m
Open Mining Platform \e[96mv$script_version\e[0m
wareck@gmail.com
"
EOF
fi
echo -e "\e[97mDone !\e[0m"

echo -e "\n\e[95mBuilding Swapfile :\e[0m"
if ! grep -q "swapfile" /etc/fstab ; then
case $swap_size in
0) fst="0";;
4) sudo dd if=/dev/zero | pv -s 4G | dd of=/swapfile iflag=fullblock bs=1024 count=4194304;;
8) sudo dd if=/dev/zero | pv -s 8G | dd of=/swapfile iflag=fullblock bs=1024 count=8388608;;
16) sudo dd if=/dev/zero | pv -s 16G | dd of=/swapfile iflag=fullblock bs=1024 count=16777216 ;;
*) echo -e "\e[91mError in configuration !\e[0m" && exit ;;
esac
if ! [ $swap_size = "0" ]
then
sudo mkswap /swapfile
sudo swapon /swapfile
sudo cat <<'EOF'>> /etc/fstab
/swapfile       none    swap    sw      0       0
EOF
sudo chmod 600 /swapfile
sudo touch /forcefsck
fi
else
        echo -e "\e[93mSwapfile already enabled... \e[0m"
        echo -e "\e[93mCheck /etc/fsatb file.\e[0m\n"
fi

echo -e "\e[97mDone !\e[0m"

sudo usermod -a -G video work

echo -e "\n\e[95mConfigure Hostname and Rig name:\e[0m"
touch /tmp/hostname
echo $host_name >/tmp/hostname
sudo bash -c 'cp /tmp/hostname /etc/hostname'
sed -i -e "s/digger/$host_name/g" /etc/hosts
# rename rig in miner.sh
sed -i -e "s/OpenRig/$host_name/g" miner.sh
# nano count lines
sed -i -e "s/# set const/set const/g" /etc/nanorc
# reset ssh keys
rm /etc/ssh/ssh_host_*
dpkg-reconfigure openssh-server
sudo apt-get autoremove -y
echo "Done"

echo -e "\n\e[92mEverything was done...\e[0m"
echo -e -n "Reboot in 15 seconds (CRTL+C to abord): "
for i in {15..1}
do
echo -e -n "$i "
sleep 1
done
sudo reboot