#!/bin/sh
 
#############################
# Linux Installation #
#############################
 
# Define the root directory to /home/runner.
# We can only write in /home/runner and /tmp in the runner/RDP.
ROOTFS_DIR=$(pwd)
 
export PATH=$PATH:~/.local/usr/bin
 
 
max_retries=50
timeout=1
 
 
# Detect the machine architecture.
ARCH=$(uname -m)
 
# Check machine architecture to make sure it is supported.
# If not, we exit with a non-zero status code.
if [ "$ARCH" = "x86_64" ]; then
  ARCH_ALT=amd64
elif [ "$ARCH" = "aarch64" ]; then
  ARCH_ALT=arm64
else
  printf "Unsupported CPU architecture: ${ARCH}"
  exit 1
fi
 
# Download & decompress the Linux root file system if not already installed.
 
if [ ! -e $ROOTFS_DIR/.installed ]; then
echo "#######################################################################################"
echo "#"
echo "#                                  Biralo Gaming"
echo "#"
echo "#                           Copyright (C) 2022 - 2023, VPSFREE.ES"
echo "#"
echo "#"
echo "#######################################################################################"
echo ""
echo "* [0] Debian   - "
echo "* [1] Ubuntu  - RDP Support"
echo "* [2] Alpine    - "
 
read -p "Enter OS (0-3): " input
 
case $input in
 
    0)
    wget --tries=$max_retries --timeout=$timeout --no-hsts -O /tmp/rootfs.tar.xz \
    "https://github.com/termux/proot-distro/releases/download/v3.10.0/debian-${ARCH}-pd-v3.10.0.tar.xz"
    apt download xz-utils
    deb_file=$(find $ROOTFS_DIR -name "*.deb" -type f)
    dpkg -x $deb_file ~/.local/
    rm "$deb_file"
 
    tar -xJf /tmp/rootfs.tar.xz -C $ROOTFS_DIR;;
 
    1)
    wget --tries=$max_retries --timeout=$timeout --no-hsts -O /tmp/rootfs.tar.gz \
    "http://cdimage.ubuntu.com/ubuntu-base/releases/20.04/release/ubuntu-base-20.04.4-base-${ARCH_ALT}.tar.gz"
 
    tar -xf /tmp/rootfs.tar.gz -C $ROOTFS_DIR;;
 
    2)
    wget --tries=$max_retries --timeout=$timeout --no-hsts -O /tmp/rootfs.tar.gz \
    "https://dl-cdn.alpinelinux.org/alpine/v3.18/releases/x86_64/alpine-minirootfs-3.18.3-${ARCH}.tar.gz"
 
    tar -xf /tmp/rootfs.tar.gz -C $ROOTFS_DIR;;
 
 
esac
 
fi
 
################################
# Package Installation & Setup #
################################
 
# Download static APK-Tools temporarily because minirootfs does not come with APK pre-installed.
if [ ! -e $ROOTFS_DIR/.installed ]; then
    # Download the packages from their sources
    mkdir $ROOTFS_DIR/usr/local/bin -p
 
    wget --tries=$max_retries --timeout=$timeout --no-hsts -O $ROOTFS_DIR/usr/local/bin/proot "https://raw.githubusercontent.com/dxomg/vpsfreepterovm/main/proot-${ARCH}"
 
  while [ ! -s "$ROOTFS_DIR/usr/local/bin/proot" ]; do
      rm $ROOTFS_DIR/usr/local/bin/proot -rf
      wget --tries=$max_retries --timeout=$timeout --no-hsts -O $ROOTFS_DIR/usr/local/bin/proot "https://raw.githubusercontent.com/dxomg/vpsfreepterovm/main/proot-${ARCH}"
 
      if [ -s "$ROOTFS_DIR/usr/local/bin/proot" ]; then
          # Make PRoot executable.
          chmod 755 $ROOTFS_DIR/usr/local/bin/proot
          break  # Exit the loop since the file is not empty
      fi
 
      chmod 755 $ROOTFS_DIR/usr/local/bin/proot
      sleep 1  # Add a delay before retrying to avoid hammering the server
  done
 
  chmod 755 $ROOTFS_DIR/usr/local/bin/proot
 
fi
 
# Clean-up after installation complete & finish up.
if [ ! -e $ROOTFS_DIR/.installed ]; then
    # Add DNS Resolver nameservers to resolv.conf.
    printf "nameserver 1.1.1.1\nnameserver 1.0.0.1" > ${ROOTFS_DIR}/etc/resolv.conf
    # Wipe the files we downloaded into /tmp previously.
    rm -rf /tmp/rootfs.tar.xz /tmp/sbin
    # Create .installed to later check whether Alpine is installed.
    touch $ROOTFS_DIR/.installed
fi
 
# Print some useful information to the terminal before entering PRoot.
# This is to introduce the user with the various Alpine Linux commands.
# Define color variables
BLACK='\\e[0;30m'
BOLD_BLACK='\\e[1;30m'
RED='\\e[0;31m'
BOLD_RED='\\e[1;31m'
GREEN='\\e[0;32m'
BOLD_GREEN='\\e[1;32m'
YELLOW='\\e[0;33m'
BOLD_YELLOW='\\e[1;33m'
BLUE='\\e[0;34m'
BOLD_BLUE='\\e[1;34m'
MAGENTA='\\e[0;35m'
BOLD_MAGENTA='\\e[1;35m'
CYAN='\\e[0;36m'
BOLD_CYAN='\\e[1;36m'
WHITE='\\e[0;37m'
BOLD_WHITE='\\e[1;37m'
 
# Reset text color
RESET_COLOR='\\e[0m'
 
 
# Function to display the header
display_header() {
    echo -e "${BOLD_MAGENTA}            Biralo Gaming"
    echo -e "${BOLD_MAGENTA}               Sub"
    echo -e "${BOLD_MAGENTA}___________________________________________________"
    echo -e "           ${YELLOW}-----&gt; System Resources <----${RESET_COLOR}"
    echo -e ""
}
 
# Function to display system resources
display_resources() {
    echo -e " INSTALLER OS -> ${RED} $(cat /etc/os-release | grep "PRETTY_NAME" | cut -d'"' -f2) ${RESET_COLOR}"
    echo -e ""
    echo -e " CPU -> ${YELLOW} $(lscpu | grep 'Model name' | cut -d':' -f2- | sed 's/^ *//;s/  \+/ /g') ${RESET_COLOR}"
    echo -e " RAM -> ${BOLD_GREEN}${SERVER_MEMORY}MB${RESET_COLOR}"
    echo -e " PRIMARY PORT -> ${BOLD_GREEN}${SERVER_PORT}${RESET_COLOR}"
    echo -e " EXTRA PORTS -> ${BOLD_GREEN}${P_SERVER_ALLOCATION_LIMIT}${RESET_COLOR}"
    echo -e " SERVER UUID -> ${BOLD_GREEN}${P_SERVER_UUID}${RESET_COLOR}"
    echo -e " LOCATION -> ${BOLD_GREEN}${P_SERVER_LOCATION}${RESET_COLOR}"
}
 
display_footer() {
    echo -e "${BOLD_MAGENTA}___________________________________________________${RESET_COLOR}"
    echo -e ""
    echo -e "           ${YELLOW}-----&gt; VPS HAS STARTED <----${RESET_COLOR}"
}
 
# Main script execution
clear
 
display_header
display_resources
display_footer
 
 
###########################
# Start PRoot environment #
###########################
 
# This command starts PRoot and binds several important directories
# from the host file system to our special root file system.
$ROOTFS_DIR/usr/local/bin/proot \
--rootfs="${ROOTFS_DIR}" \
-0 -w "/root" -b /dev -b /sys -b /proc -b /etc/resolv.conf --kill-on-exit