374 lines
12 KiB
Bash
374 lines
12 KiB
Bash
#!/bin/bash
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# shellcheck disable=SC2010 # ls | grep allowed
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echo "Setupscript for Raspberry Pi devices"
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echo
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echo "@author Kevin Veen-Birkenbach [kevin@veen.world]"
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echo "@since 2017-03-12"
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echo
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# Define colors
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red_color=$(tput setaf 1)
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green_color=$(tput setaf 2)
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yellow_color=$(tput setaf 3)
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blue_color=$(tput setaf 4)
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magenta_color=$(tput setaf 5)
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reset_color=$(tput sgr0)
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message(){
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echo "$1[$2]:${reset_color} $3 ";
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}
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question(){
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message "${magenta_color}" "QUESTION" "$1";
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}
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info(){
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message "${blue_color}" "INFO" "$1";
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}
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warning(){
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message "${yellow_color}" "WARNING" "$1";
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}
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success(){
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message "${green_color}" "SUCCESS" "$1";
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}
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destructor(){
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info "Cleaning up..."
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sed -i 's/^#CHROOT //g' "$root_mount_path""etc/ld.so.preload"
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umount -v "$chroot_dev_pts_mount_path" || warning "Umounting $chroot_dev_pts_mount_path failed!"
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umount -v "$chroot_dev_mount_path" || warning "Umounting $chroot_dev_mount_path failed!"
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umount -v "$chroot_proc_mount_path" || warning "Umounting $chroot_proc_mount_path failed!"
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umount -v "$chroot_sys_mount_path" || warning "Umounting $chroot_sys_mount_path failed!"
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umount -v "$root_mount_path""/boot/" || warning "Umounting $root_mount_path/boot/ failed!"
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umount -v "$root_mount_path" || warning "Umounting $root_mount_path failed!"
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umount -v "$boot_mount_path" || warning "Umounting $boot_mount_path failed!"
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rmdir -v "$root_mount_path" || warning "Removing $root_mount_path failed!"
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rmdir -v "$boot_mount_path" || warning "Removing $boot_mount_path failed!"
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rmdir -v "$working_folder" || warning "Removing $working_folder failed!"
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}
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error(){
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message "${red_color}" "ERROR" "$1 -> Leaving program."
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if [ "$2" != "no_destructor" ]
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then
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destructor
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fi
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exit 1;
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}
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info "Starting setup..."
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info "Define variables..."
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working_folder="/tmp/raspberry-pi-tools-$(date +%s)/";
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info "Define functions..."
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info "Create temporary working folder in $working_folder";
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mkdir -v "$working_folder"
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info "Checking if root..."
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if [ "$(id -u)" != "0" ];then
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error "This script must be executed as root!"
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fi
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info "Configure user..."
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question "Please type in a valid username from which the SSH-Key should be copied:" && read -r origin_username;
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getent passwd "$origin_username" > /dev/null 2 || error "User $origin_username doesn't exist.";
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origin_user_home="/home/$origin_username/";
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info "Image routine starts..."
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image_folder="$origin_user_home""Images/";
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info "The images will be stored in \"$image_folder\"."
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if [ ! -d "$image_folder" ]; then
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info "Folder \"$image_folder\" doesn't exist. It will be created now."
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mkdir -v "$image_folder"
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fi
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info "Selecting sd-card..."
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info "Show available devices..."
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ls -lasi /dev/ | grep -E "sd|mm"
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question "Please type in the name of the correct device: /dev/" && read -r device
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sd_card_path="/dev/$device"
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if [ ! -b "$sd_card_path" ]
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then
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error "$sd_card_path is not valid device."
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fi
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if mount | grep -q "$sd_card_path"
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then
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error "Device $sd_card_path is allready mounted. Umount with \"umount $sd_card_path*\"."
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fi
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question "Select which Raspberry Pi version should be used:" && read -r version
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info "Selecting operating system should be used..."
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info "Available systems:"
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echo
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echo "1) arch"
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echo "2) moode"
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echo "3) retropie"
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echo
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question "Please type in the os:" && read -r os
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os_does_not_support_raspberry_version_error () {
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error "$os for Raspberry Pi Version $version is not supported!";
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}
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case "$os" in
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"arch")
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base_download_url="http://os.archlinuxarm.org/os/";
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case "$version" in
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"1")
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imagename="ArchLinuxARM-rpi-latest.tar.gz"
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;;
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"2" | "3")
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imagename="ArchLinuxARM-rpi-2-latest.tar.gz"
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;;
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"4")
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imagename="ArchLinuxARM-rpi-4-latest.tar.gz"
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;;
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*)
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os_does_not_support_raspberry_version_error
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;;
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esac
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;;
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"moode")
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image_checksum="185cbc9a4994534bb7a4bc2744c78197"
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base_download_url="https://github.com/moode-player/moode/releases/download/r651prod/"
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imagename="moode-r651-iso.zip";
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;;
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"retropie")
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base_download_url="https://github.com/RetroPie/RetroPie-Setup/releases/download/4.6/";
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case "$version" in
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"1")
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image_checksum="98b4205ad0248d378c6776e20c54e487"
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imagename="retropie-buster-4.6-rpi1_zero.img.gz"
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;;
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"2" | "3")
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image_checksum="2e082ef5fc2d7cf7d910494cf0f7185b"
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imagename="retropie-buster-4.6-rpi2_rpi3.img.gz"
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;;
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"4")
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image_checksum="9154d998cba5219ddf23de46d8845f6c"
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imagename="retropie-buster-4.6-rpi4.img.gz"
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;;
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*)
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os_does_not_support_raspberry_version_error
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;;
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esac
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;;
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*)
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error "The operation system \"$os\" is not supported yet!"
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;;
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esac
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info "Generating os-image..."
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download_url="$base_download_url$imagename"
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image_path="$image_folder$imagename"
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question "Should the image download be forced?(y/n)" && read -r force_image_download
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if [ "$force_image_download" = "y" ]
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then
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if [ -f "$image_path" ]
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then
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info "Removing image $image_path."
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rm "$image_path" || error "Removing image \"$image_path\" failed."
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else
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info "Forcing download wasn't neccessary. File $image_path doesn't exist."
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fi
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fi
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info "Start Download procedure..."
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if [ -f "$image_path" ]
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then
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info "Image exist local. Download skipped."
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else
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info "Image \"$imagename\" doesn't exist under local path \"$image_path\"."
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info "Image \"$imagename\" gets downloaded from \"$download_url\"..."
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wget "$download_url" -P "$image_folder" || error "Download from \"$download_url\" failed."
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fi
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info "Verifying image..."
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if [[ -v image_checksum ]]
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then
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echo "$image_checksum $image_path"| md5sum -c -|| error "Verification failed. HINT: Force the download of the image."
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else
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warning "Verification is not possible. No checksum is defined."
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fi
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info "Preparing mount paths..."
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boot_mount_path="$working_folder""boot/"
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root_mount_path="$working_folder""root/"
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mkdir -v "$boot_mount_path"
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mkdir -v "$root_mount_path"
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info "Defining partition paths..."
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if [ "${sd_card_path:5:1}" != "s" ]
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then
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partion="p"
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else
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partion=""
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fi
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boot_partition_path=$sd_card_path$partion"1"
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root_partition_path=$sd_card_path$partion"2"
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mount_partitions(){
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info "Mount boot and root partition..."
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mount "$boot_partition_path" "$boot_mount_path" || error "Mount from $boot_partition_path to $boot_mount_path failed..."
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mount "$root_partition_path" "$root_mount_path" || error "Mount from $root_partition_path to $root_mount_path failed..."
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info "The following mounts refering this setup exist:" && mount | grep "$working_folder"
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}
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question "Should the image be transfered to $sd_card_path?(y/n)" && read -r transfer_image
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if [ "$transfer_image" = "y" ]
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then
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question "Should $sd_card_path be overwritten with zeros before copying?(y/n)" && read -r copy_zeros_to_device
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if [ "$copy_zeros_to_device" = "y" ]
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then
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info "Overwritting..."
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dd if=/dev/zero of="$sd_card_path" bs=1M || error "Overwritting $sd_card_path failed."
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else
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info "Skipping Overwritting..."
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fi
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info "Starting image transfer..."
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case "$os" in
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"arch")
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info "Execute fdisk..."
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( echo "o" #Type o. This will clear out any partitions on the drive.
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echo "p" #Type p to list partitions. There should be no partitions left
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echo "n" #Type n,
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echo "p" #then p for primary,
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echo "1" #1 for the first partition on the drive,
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echo "" #press ENTER to accept the default first sector,
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echo "+100M" #then type +100M for the last sector.
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echo "t" #Type t,
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echo "c" #then c to set the first partition to type W95 FAT32 (LBA).
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echo "n" #Type n,
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echo "p" #then p for primary,
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echo "2" #2 for the second partition on the drive,
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echo "" #and then press ENTER twice to accept the default first and last sector.
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echo ""
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echo "w" #Write the partition table and exit by typing w.
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)| fdisk "$sd_card_path" || error "Creating partitions failed. Try to execute this script with the overwritting parameter."
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info "Format boot partition..."
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mkfs.vfat "$boot_partition_path" || error "Format boot is not possible."
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info "Format root partition..."
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mkfs.ext4 "$root_partition_path" || error "Format root is not possible."
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mount_partitions;
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info "Root files will be transfered to device..."
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bsdtar -xpf "$image_path" -C "$root_mount_path"
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sync
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info "Boot files will be transfered to device..."
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mv -v "$root_mount_path/boot/"* "$boot_mount_path"
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;;
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"moode")
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unzip -p "$image_path" | sudo dd of="$sd_card_path" bs=1M conv=fsync || error "DD $image_path to $sd_card_path failed."
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sync
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;;
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"retropie")
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gunzip -c "$image_path" | sudo dd of="$sd_card_path" bs=1M conv=fsync
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sync
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;;
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*)
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error "Image transfer for operation system \"$os\" is not supported yet!";
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;;
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esac
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else
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info "Skipping image transfer..."
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fi
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info "Start regular mounting procedure..."
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if mount | grep -q "$boot_mount_path" && mount | grep -q "$root_mount_path"
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then
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info "Everything allready mounted. Skipping..."
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else
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mount_partitions
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fi
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info "Define target paths..."
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target_home_path="$root_mount_path""home/";
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target_username=$(ls "$target_home_path");
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target_user_home_folder_path="$target_home_path$target_username/";
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info "Copy ssh key to target..."
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target_user_ssh_folder_path="$target_user_home_folder_path"".ssh/"
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target_authorized_keys="$target_user_ssh_folder_path""authorized_keys"
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origin_user_rsa_pub="$origin_user_home"".ssh/id_rsa.pub";
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if [ -f "$origin_user_rsa_pub" ]
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then
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mkdir -v "$target_user_ssh_folder_path"
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cat "$origin_user_rsa_pub" > "$target_authorized_keys"
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target_authorized_keys_content=$(cat "$target_authorized_keys")
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info "$target_authorized_keys contains the following: $target_authorized_keys_content"
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chown -vR 1000 "$target_user_ssh_folder_path"
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chmod -v 700 "$target_user_ssh_folder_path"
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chmod -v 600 "$target_authorized_keys"
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else
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warning "The ssh key \"$origin_user_rsa_pub\" can't be copied to \"$target_authorized_keys\" because it doesn't exist."
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fi
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info "Start chroot procedures..."
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info "Mount chroot environments..."
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chroot_sys_mount_path="$root_mount_path""sys/"
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chroot_proc_mount_path="$root_mount_path""proc/"
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chroot_dev_mount_path="$root_mount_path""dev/"
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chroot_dev_pts_mount_path="$root_mount_path""dev/pts"
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mount --bind "$boot_mount_path" "$root_mount_path""/boot" || error "Mounting $chroot_dev_mount_path failed."
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mount --bind /dev "$chroot_dev_mount_path" || error "Mounting $chroot_dev_mount_path failed."
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mount --bind /sys "$chroot_sys_mount_path" || error "Mounting $chroot_sys_mount_path failed."
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mount --bind /proc "$chroot_proc_mount_path" || error "Mounting $chroot_proc_mount_path failed."
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mount --bind /dev/pts "$chroot_dev_pts_mount_path" || error "Mounting $chroot_dev_pts_mount_path failed."
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sed -i 's/^/#CHROOT /g' "$root_mount_path""etc/ld.so.preload"
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cp -v /usr/bin/qemu-arm-static "$root_mount_path""/usr/bin/" || error "Copy qemu-arm-static failed. The following packages are neccessary: qemu qemu-user-static binfmt-support."
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info "Changing passwords on target system..."
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question "Type in new password: " && read -r password_1
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question "Repeat new password\"$target_username\"" && read -r password_2
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if [ "$password_1" == "$password_2" ]
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then
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(
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echo "(
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echo '$password_1'
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echo '$password_1'
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) | passwd $target_username"
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echo "(
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echo '$password_1'
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echo '$password_1'
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) | passwd"
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) | chroot "$root_mount_path" /bin/bash || error "Password change failed."
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else
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error "Passwords didn't match."
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fi
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question "Type in the hostname:" && read -r hostname;
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echo "$hostname" > "$root_mount_path""etc/hostname" || error "Changing hostname failed."
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# question "Do you want to copy all Wifi passwords to the device?(y/n)" && read -r copy_wifi
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# if [ "$copy_wifi" = "y" ]
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# then
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# origin_wifi_config_path="/etc/NetworkManager/system-connections/"
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# target_wifi_config_path="$root_mount_path$origin_wifi_config_path"
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# rsync -av "$origin_wifi_config_path" "$target_wifi_config_path"
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# fi
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info "The first level folder structure on $root_mount_path is:" && tree -laL 1 "$root_mount_path"
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info "The first level folder structure on $boot_mount_path is:" && tree -laL 1 "$boot_mount_path"
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destructor
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success "Setup successfull :)" && exit 0
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