Cabeçalho para o terminal

debfetch

#!/bin/zsh

# Include 'os-release' to grab Debian pretty name...
. /etc/os-release

# Styles...
red="\e[91m"
redbold="\e[1;91m"
magenta="\e[1;95m"
reset="\e[0m"

# Main
clear

# Uso de memória: usada / total (precentual de uso)
# Arquivo /proc/meminfo (campos MemTotal e MemAvailable).
mem_usage() {
    awk '
    /MemTotal/     {mt = ($2/1024)}
    /MemAvailable/ {ma = ($2/1024)}
    END {
        mu = mt - ma
        mp = 100 * (mu / mt)
        printf "%.0f MiB / %.0f MiB (%d%%)", mu, mt, mp
    }' /proc/meminfo
}

print_cpu() {
    # Modelo da CPU...
    local model="$(grep -Pom1 'model name\s+: \K.*' /proc/cpuinfo)"

    # Número de núcleos...
    local cores=$(grep -c '^processor' /proc/cpuinfo)

    # Frequência máxima...
    local file=/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
    local maxfreq=$(awk '{printf "@ %.3fGHz", $0*10^-6}' $file)

    echo "$model ($cores threads $maxfreq)"
}

board_vendor=$(cat /sys/devices/virtual/dmi/id/board_vendor | cut -d' ' -f1)
board_name=$(cat /sys/devices/virtual/dmi/id/board_name)

print_gpu(){
    if which glxinfo > /dev/null 2>&1; then
        local board=$(glxinfo | grep Device | cut -d':' -f2- | sed -r 's/\(.*//g' | sed 's/^ *//;s/ *$//')
        local vram=$(glxinfo | grep 'Video memory' | cut -d':' -f2- | sed 's/^ *//;s/ *$//')
        gpu="$board ($vram)"
    else
        gpu=$(lspci | grep VGA | cut -d ":" -f3 | sed -r 's/.*\[(.*)\].*\[(.*)\].*/\1 \2/g')

        if [ -z $gpu ]; then
            gpu=$(lspci | grep VGA | cut -d ":" -f3 | sed -r 's/.*\[(.*)\].*/\1/g')
        fi
    fi
    
    echo $gpu
}

echo -e "
$red ⢀⣴⠾⠻⢶⣦⠀ ${reset}${redbold}$PRETTY_NAME${reset}
$red ⣾⠁⢠⠒⠀⣿⡁ ${reset}${magenta}Kernel:${reset} $(uname -rm)
$red ⢿⡄⠘⠷⠚⠋⠀ ${reset}${magenta}Board: ${reset} $board_vendor $board_name
$red ⠈⠳⣄⠀⠀⠀⠀ ${reset}${magenta}CPU:   ${reset} $(print_cpu)
         ${magenta}GPU:   ${reset} $(print_gpu)
         ${magenta}RAM:   ${reset} $(mem_usage)
         ${magenta}User:  ${reset} $USER@$HOST
         ${magenta}Uptime:${reset} $(uptime -p | cut -d' ' -f2-)
         ${magenta}Shell: ${reset} $SHELL"

exit 0