Simple shell function for update windows hosts file with wsl IP. Can be put it in .bashrc

update_windows_hosts_with_wsl_ip

function wslhosts() {
  vm_name="${1:-wsl}"
  file_hosts="${2:-/mnt/c/Windows/System32/drivers/etc/hosts}"

  wsl_ip=$(ip addr show eth0 | grep -oP '(?<=inet\s)\d+(\.\d+){3}')

  mkdir -p "$(dirname "${file_hosts}")" && touch "${file_hosts}"

  grep -q " ${vm_name}" "${file_hosts}"
  if [ $? -eq 1 ]; then
    echo "${wsl_ip} ${vm_name}" >> "${file_hosts}"
  else
    sed -i 's/.* ${vm_name}/${wsl_ip} ${vm_name}/g' "${file_hosts}"
  fi
}

wslhosts