mirror of
https://github.com/kevinveenbirkenbach/linux-image-manager.git
synced 2024-09-19 20:43:10 +02:00
120 lines
3.8 KiB
Bash
120 lines
3.8 KiB
Bash
#!/bin/bash
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#
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# This script contains the global program variables and functions
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#
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# shellcheck disable=SC2034 #Deactivate checking of unused variables
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# shellcheck disable=SC2003 #Deactivate "expr is antiquated"
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# shellcheck disable=SC2015 #Deactivate bool hint
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# shellcheck disable=SC2005 #Remove useless echo hint
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# shellcheck disable=SC2010 #Deactivate ls | grep hint
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REPOSITORY_PATH=$(readlink -f "$(dirname "$(readlink -f "${0}")")/../../") # Propably this can be optimized
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CONFIGURATION_PATH="$REPOSITORY_PATH""/configuration/"
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PACKAGE_PATH="$CONFIGURATION_PATH""packages/"
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TEMPLATE_PATH="$CONFIGURATION_PATH""templates/";
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HOME_TEMPLATE_PATH="$TEMPLATE_PATH""home/";
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ENCRYPTED_PATH="$REPOSITORY_PATH/.encrypted";
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DECRYPTED_PATH="$REPOSITORY_PATH/decrypted";
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SCRIPT_PATH="$REPOSITORY_PATH/scripts/";
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DATA_PATH="$DECRYPTED_PATH/data";
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BACKUP_PATH="$DECRYPTED_PATH/backup";
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COLOR_RED=$(tput setaf 1)
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COLOR_GREEN=$(tput setaf 2)
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COLOR_YELLOW=$(tput setaf 3)
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COLOR_BLUE=$(tput setaf 4)
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COLOR_MAGENTA=$(tput setaf 5)
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COLOR_CYAN=$(tput setaf 6)
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COLOR_WHITE=$(tput setaf 7)
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COLOR_RESET=$(tput sgr0)
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# FUNCTIONS
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message(){
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echo "$1[$2]:${COLOR_RESET} $3 ";
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}
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question(){
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message "${COLOR_MAGENTA}" "QUESTION" "$1";
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}
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info(){
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message "${COLOR_BLUE}" "INFO" "$1";
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}
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warning(){
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message "${COLOR_YELLOW}" "WARNING" "$1";
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}
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success(){
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message "${COLOR_GREEN}" "SUCCESS" "$1";
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}
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error(){
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if [ -z "$1" ]
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then
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message="Failed."
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else
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message="$1"
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fi
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message "${COLOR_RED}" "ERROR" "$message -> Leaving program."
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if declare -f "destructor" > /dev/null
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then
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info "Calling destructor..."
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destructor
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else
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warning "No destructor defined."
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info "Can be that this script left some waste."
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fi
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exit 1;
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}
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# Routine to echo the full sd-card-path
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set_device_path(){
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info "Available devices:"
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ls -lasi /dev/ | grep -E "sd|mm"
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question "Please type in the name of the device: /dev/" && read -r device
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device_path="/dev/$device"
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if [ ! -b "$device_path" ]
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then
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error "$device_path is not valid device."
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fi
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# @see https://www.heise.de/ct/hotline/Optimale-Blockgroesse-fuer-dd-2056768.html
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OPTIMAL_BLOCKSIZE=$(expr 64 \* "$(sudo cat /sys/block/"$device"/queue/physical_block_size)") &&
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info "Device path set to: $device_path" &&
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info "Optimal blocksize set to: $OPTIMAL_BLOCKSIZE" ||
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error
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}
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overwritte_device_with_zeros(){
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question "Should $device_path be overwritten with zeros before copying?(y/N)" && read -r copy_zeros_to_device
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if [ "$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="$device_path" bs="$OPTIMAL_BLOCKSIZE" status=progress || error "Overwritting $device_path failed."
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else
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info "Skipping Overwritting..."
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fi
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}
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get_packages(){
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for package_collection in "$@"
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do
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package_collection_path="$PACKAGE_PATH""$package_collection.txt" &&
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echo "$(sed -e "/^#/d" -e "s/#.*//" "$package_collection_path" | tr '\n' ' ')" ||
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error
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done
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}
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HEADER(){
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echo
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echo "${COLOR_YELLOW}The"
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base64 -d <<<"ICBfX19fXyAgICAgICAgICAgICAgICBfX19fXyAgICAgICAgICAgXyAgICAgICAgICAgICAgICAgCiAvIF9fX198ICAgICAgICAgICAgICAvIF9fX198ICAgICAgICAgfCB8ICAgICAgICAgICAgICAgIAp8IHwgICAgIF9fXyAgXyBfXyBfX198IChfX18gIF8gICBfIF9fX3wgfF8gX19fIF8gX18gX19fICAKfCB8ICAgIC8gXyBcfCAnX18vIF8gXFxfX18gXHwgfCB8IC8gX198IF9fLyBfIFwgJ18gYCBfIFwgCnwgfF9fX3wgKF8pIHwgfCB8ICBfXy9fX19fKSB8IHxffCBcX18gXCB8fCAgX18vIHwgfCB8IHwgfAogXF9fX19fXF9fXy98X3wgIFxfX198X19fX18vIFxfXywgfF9fXy9cX19cX19ffF98IHxffCB8X3wKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgX18vIHwgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgfF9fXy8gICAgICAgICAgICAgICAgICAgICAgIAo="
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echo "is an administration tool designed from and for Kevin Veen-Birkenbach."
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echo
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echo "Licensed under GNU GENERAL PUBLIC LICENSE Version 3"
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echo "${COLOR_RESET}"
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}
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HEADER
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