72 lines
2.3 KiB
Bash
Executable File
72 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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# color definitions
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C_RESET=$'\e[0m'
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C_GRAY=$'\e[90m'
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C_CYAN=$'\e[36m'
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C_BYELLOW_BOLD=$'\e[1;93m'
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C_BWHITE_BOLD=$'\e[1;97m'
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C_DIMYELLOW_ITALIC=$'\e[3;93m'
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# logo definition
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LOGO=" $C_GRAY/$C_RESET
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$C_CYAN /\\ $C_GRAY/$C_RESET
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$C_CYAN / \\ $C_GRAY/$C_RESET
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$C_CYAN / \\ $C_GRAY/$C_RESET
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$C_CYAN / \\ $C_GRAY/$C_RESET
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$C_CYAN / ,, \\ $C_GRAY/$C_RESET
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$C_CYAN / | | \\ $C_GRAY/$C_RESET
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$C_CYAN /_-'' ''-_\\ $C_GRAY/$C_RESET
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$C_GRAY/$C_RESET"
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# all the info fields
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USER=$USER
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HOSTNAME=$(cat /etc/hostname)
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#CPU_MODELNAME=$(cat /proc/cpuinfo | awk '/model name\t:/' | awk -F ": " '{print $2}' | head -1)
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CPU_MODELNAME="Intel Core i5-8365U"
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CPU_THREADS_NUM=$(nproc)
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RAM_FREE=$(awk '/MemFree:/ { printf "%.1f\n", $2 / 1000000 }' /proc/meminfo)
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RAM_TOTAL=$(awk '/MemTotal:/ { printf "%.1f\n", $2 / 1000000 }' /proc/meminfo)
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RAM="${RAM_FREE}G / ${RAM_TOTAL}G"
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#GPU=$(cat /sys/class/drm/card1/device/{vendor,device} | tr '\n' ':' | head -c -1)
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#GPU="Intel(R) UHD Graphics 620"
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UPTIME=$(awk '{ s=int($1); printf "%dd %dh %dm\n", s/86400, (s%86400)/3600, (s%3600)/60 }' /proc/uptime)
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KERNEL=$(uname -r)
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WM="dwm"
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TERM=$TERM
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SHELL=$SHELL
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horizontal_n=$((${#USER} + ${#HOSTNAME} + 3))
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horizontal_separator_char="-"
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HORIZONTAL_SEPARATOR=$(printf '%*s' "$horizontal_n" ' ' | tr ' ' "$horizontal_separator_char")
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# -----
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# output login
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# convert the logo into an array of "lines" (strings)
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mapfile -t LOGO_LINES <<< "$LOGO"
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# array of strings as well for the info fields
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INFO_LINES=(
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"${C_BYELLOW_BOLD}$USER${C_BWHITE_BOLD} @ ${C_BYELLOW_BOLD}$HOSTNAME${C_RESET}"
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${C_GRAY}$HORIZONTAL_SEPARATOR${C_RESET}
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"${C_CYAN}CPU${C_DIMYELLOW_ITALIC} : $CPU_MODELNAME ($CPU_THREADS_NUM threads)"
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"${C_CYAN}RAM${C_DIMYELLOW_ITALIC} : $RAM"
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#"GPU: $GPU"
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" ${C_CYAN}${C_DIMYELLOW_ITALIC} : $UPTIME"
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" ${C_CYAN}${C_DIMYELLOW_ITALIC} : $KERNEL"
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" ${C_CYAN}${C_DIMYELLOW_ITALIC} : $WM"
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" ${C_CYAN}${C_DIMYELLOW_ITALIC} : $TERM"
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" ${C_CYAN}${C_DIMYELLOW_ITALIC} : $SHELL"
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)
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for i in "${!LOGO_LINES[@]}"; do
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# 15 chars is the length of the logo
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printf "%-15s" "${LOGO_LINES[$i]}"
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# only print info if it exists for this line
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[ $i -lt ${#INFO_LINES[@]} ] && printf " %s" "${INFO_LINES[$i]}"
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printf "\n"
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done
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printf "${C_RESET}"
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