114 lines
3.1 KiB
Bash
Executable File
114 lines
3.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Colors
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cyan=$'\e[1;36m'; green=$'\e[1;32m'; red=$'\e[1;31m'
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magenta=$'\e[1;35m'; blue=$'\e[1;34m'
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reset=$'\e[0m'
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# Box drawing chars (UTF-8 fallback safe)
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tl="╭"; tr="╮"; bl="╰"; br="╯"; h="─"; v="│"
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if ! locale charmap 2>/dev/null | grep -qi 'utf'; then
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tl="+"; tr="+"; bl="+"; br="+"; h="-"; v="|"
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fi
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# Strip ANSI escapes
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strip_colors() { printf '%s' "$1" | sed -r 's/\x1B\[[0-9;]*[mK]//g'; }
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# --- Collect stats ---
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# CPU (cores/threads)
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if command -v lscpu >/dev/null; then
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sockets=$(lscpu | awk -F: '/Socket\(s\)/{gsub(/ /,"");print $2;exit}')
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cores_per=$(lscpu | awk -F: '/Core\(s\) per socket/{gsub(/ /,"");print $2;exit}')
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physical_cores=$((sockets * cores_per))
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else
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physical_cores=$(grep -E 'cpu cores' /proc/cpuinfo | head -1 | awk '{print $4}')
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fi
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logical_threads=$(nproc --all)
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# CPU usage (quick sample)
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cpu_usage() {
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read -r _ u n s i _ < <(grep '^cpu ' /proc/stat)
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prev=$((u+n+s+i)); prev_idle=$i
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sleep 0.1
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read -r _ u n s i _ < <(grep '^cpu ' /proc/stat)
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cur=$((u+n+s+i)); idle=$i
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dt=$((cur - prev)); di=$((idle - prev_idle))
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((dt>0)) && printf "%.1f%%" "$(bc -l <<< "100*($dt-$di)/$dt")" || echo "0.0%"
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}
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# Time since last system update
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since_update() {
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days_since_update=0
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if [[ -f ~/.last_world_update ]]; then
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last_epoch=$(stat -c %Y ~/.last_world_update)
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days_since_update=$(( ( $(date +%s) - last_epoch ) / 86400 ))
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fi
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echo $days_since_update
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}
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cpu_use=$(cpu_usage)
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# Memory
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mem_usage=$(free -h | awk '/Mem:/ {print $3 "/" $2}')
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# System age
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sys_age=$(( ( $(date +%s) - $(stat -c %W / 2>/dev/null || echo 0) ) / 86400 ))
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# Packages
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pkg_count=$(find /var/db/pkg -mindepth 2 -maxdepth 2 -type d 2>/dev/null | wc -l)
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# Days since last update
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days_update=$(since_update)
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# --- Define lines (easy to add new ones) ---
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lines=(
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"${cyan}CPU${reset}: ${physical_cores}c/${logical_threads}t/${cpu_use}"
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"${green}Memory${reset}: ${mem_usage}"
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"${magenta}Age${reset}: ${sys_age} days"
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"${blue}Pkgs${reset}: ${pkg_count}"
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"${red}Update${reset}: ${days_update}"
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)
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# --- Compute max width ---
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maxlen=0
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for l in "${lines[@]}"; do
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stripped=$(strip_colors "$l")
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slen=${#stripped}
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((slen > maxlen)) && maxlen=$slen
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done
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# --- Borders ---
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hline=$(printf "%${maxlen}s" "" | sed "s/ /$h/g")
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printf '%s%s%s\n' "$tl" "$hline" "$tr"
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# # --- Content ---
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# for l in "${lines[@]}"; do
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# stripped=$(strip_colors "$l")
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# pad=$((maxlen - ${#stripped}))
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# printf '%s%s%*s%s\n' "$v" "$l" "$pad" "" "$v"
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# done
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# --- Content with right-aligned values ---
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for l in "${lines[@]}"; do
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# split into label and value at first colon
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label="${l%%:*}:" # label including colon
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value="${l#*: }" # everything after colon + space
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# strip colors for length calculation
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stripped_label=$(strip_colors "$label")
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stripped_value=$(strip_colors "$value")
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# compute padding: value is right-aligned
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label_len=${#stripped_label}
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value_len=${#stripped_value}
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pad=$((maxlen - label_len - value_len))
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# print line: label left, pad spaces, value right
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printf '%s%s%*s%s%s\n' "$v" "$label" "$pad" "" "$value" "$v"
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done
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# --- Bottom ---
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printf '%s%s%s\n' "$bl" "$hline" "$br"
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