linux-image-manager/scripts/base.sh

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3.0 KiB
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#!/bin/bash
#
# This script contains the global program variables and functions
#
# shellcheck disable=SC2034 #Deactivate checking of unused variables
REPOSITORY_PATH=$(readlink -f "$(dirname "$(readlink -f "${0}")")/../../") # Propably this can be optimized
CONFIGURATION_PATH="$REPOSITORY_PATH""/configuration/"
PACKAGE_PATH="$CONFIGURATION_PATH""packages/"
TEMPLATE_PATH="$CONFIGURATION_PATH""templates/";
HOME_TEMPLATE_PATH="$TEMPLATE_PATH""home/";
ENCRYPTED_PATH="$REPOSITORY_PATH/.encrypted";
DECRYPTED_PATH="$REPOSITORY_PATH/decrypted";
SCRIPT_PATH="$REPOSITORY_PATH/scripts/";
DATA_PATH="$DECRYPTED_PATH/data";
BACKUP_PATH="$DECRYPTED_PATH/backup";
COLOR_RED=$(tput setaf 1)
COLOR_GREEN=$(tput setaf 2)
COLOR_YELLOW=$(tput setaf 3)
COLOR_BLUE=$(tput setaf 4)
COLOR_MAGENTA=$(tput setaf 5)
COLOR_CYAN=$(tput setaf 6)
COLOR_WHITE=$(tput setaf 7)
COLOR_RESET=$(tput sgr0)
# FUNCTIONS
message(){
echo "$1[$2]:${COLOR_RESET} $3 ";
}
question(){
message "${COLOR_MAGENTA}" "QUESTION" "$1";
}
info(){
message "${COLOR_BLUE}" "INFO" "$1";
}
warning(){
message "${COLOR_YELLOW}" "WARNING" "$1";
}
success(){
message "${COLOR_GREEN}" "SUCCESS" "$1";
}
error(){
if [ -z "$1" ]
then
message="Failed."
else
message="$1"
fi
message "${COLOR_RED}" "ERROR" "$message -> Leaving program."
if declare -f "destructor" > /dev/null
then
info "Calling destructor..."
destructor
else
warning "No destructor defined."
info "Can be that this script left some waste."
fi
exit 1;
}
# Routine to echo the full sd-card-path
set_device_path(){
info "Available devices:"
ls -lasi /dev/ | grep -E "sd|mm"
question "Please type in the name of the device: /dev/" && read -r device
device_path="/dev/$device"
if [ ! -b "$device_path" ]
then
error "$device_path is not valid device."
fi
# @see https://www.heise.de/ct/hotline/Optimale-Blockgroesse-fuer-dd-2056768.html
OPTIMAL_BLOCKSIZE=$(expr 64 \* "$(sudo cat /sys/block/$device/queue/physical_block_size)") &&
info "Device path set to: $device_path" &&
info "Optimal blocksize set to: $OPTIMAL_BLOCKSIZE" ||
error
}
HEADER(){
echo
echo "${COLOR_YELLOW}The"
base64 -d <<<"ICBfX19fXyAgICAgICAgICAgICAgICBfX19fXyAgICAgICAgICAgXyAgICAgICAgICAgICAgICAgCiAvIF9fX198ICAgICAgICAgICAgICAvIF9fX198ICAgICAgICAgfCB8ICAgICAgICAgICAgICAgIAp8IHwgICAgIF9fXyAgXyBfXyBfX198IChfX18gIF8gICBfIF9fX3wgfF8gX19fIF8gX18gX19fICAKfCB8ICAgIC8gXyBcfCAnX18vIF8gXFxfX18gXHwgfCB8IC8gX198IF9fLyBfIFwgJ18gYCBfIFwgCnwgfF9fX3wgKF8pIHwgfCB8ICBfXy9fX19fKSB8IHxffCBcX18gXCB8fCAgX18vIHwgfCB8IHwgfAogXF9fX19fXF9fXy98X3wgIFxfX198X19fX18vIFxfXywgfF9fXy9cX19cX19ffF98IHxffCB8X3wKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgX18vIHwgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgfF9fXy8gICAgICAgICAgICAgICAgICAgICAgIAo="
echo "is an administration tool designed from and for Kevin Veen-Birkenbach."
echo
echo "Licensed under GNU GENERAL PUBLIC LICENSE Version 3"
echo "${COLOR_RESET}"
}
HEADER