I38/scripts/sysinfo.sh

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#!/usr/bin/env bash
# Initialize variables
cpuUsage=0
cpuTemp=0
memoryUsed=0
memoryTotal=0
memoryPercent=0
swapUsed=0
swapTotal=0
swapPercent=0
diskUsed=0
diskTotal=0
diskPercent=0
networkSent=0
networkRecv=0
# Helper function for temperature conversion
celsius_to_fahrenheit() {
local celsius="$1"
[[ -z "$celsius" || "$celsius" == "--" ]] && echo "--" && return
[[ ! "$celsius" =~ ^-?[0-9]+(\.[0-9]+)?$ ]] && echo "--" && return
local fahrenheit
fahrenheit=$(echo "scale=1; ($celsius * 9/5) + 32" | bc -l)
echo "$fahrenheit"
}
update_system_data() {
# CPU usage
cpuUsage=$(top -bn1 | grep "Cpu(s)" | sed "s/.*, *\([0-9.]*\)%* id.*/\1/" | awk '{print 100 - $1}')
cpuUsage=$(printf "%.1f" "$cpuUsage" 2>/dev/null || echo "$cpuUsage")
# CPU temperature - fix for high readings
local tempCelsius="--"
if [[ -f /sys/class/thermal/thermal_zone0/temp ]]; then
tempCelsius=$(cat /sys/class/thermal/thermal_zone0/temp)
# Check if we need to divide by 1000 (common format)
if [[ $tempCelsius -gt 200 ]]; then
tempCelsius=$(echo "scale=1; $tempCelsius/1000" | bc -l)
fi
elif [[ -f /sys/class/hwmon/hwmon0/temp1_input ]]; then
tempCelsius=$(cat /sys/class/hwmon/hwmon0/temp1_input)
if [[ $tempCelsius -gt 200 ]]; then
tempCelsius=$(echo "scale=1; $tempCelsius/1000" | bc -l)
fi
elif command -v sensors &>/dev/null; then
tempCelsius=$(sensors | grep -oP 'Core 0.*?\+\K[0-9.]+')
fi
[[ "$tempCelsius" != "--" && "$tempCelsius" != "null" ]] && cpuTemp=$(celsius_to_fahrenheit "$tempCelsius") || cpuTemp="--"
# Memory usage
memoryTotal=$(free -m | awk '/^Mem:/{print $2/1024}')
memoryUsed=$(free -m | awk '/^Mem:/{print $3/1024}')
memoryPercent=$(free | awk '/^Mem:/{printf("%.1f", $3/$2 * 100)}')
# Swap usage
swapTotal=$(free -m | awk '/^Swap:/{print $2/1024}')
swapUsed=$(free -m | awk '/^Swap:/{print $3/1024}')
[[ "$swapTotal" -gt 0 ]] && swapPercent=$(free | awk '/^Swap:/{printf("%.1f", $3/$2 * 100)}') || swapPercent=0
# Disk usage
diskTotal=$(df -h / | awk 'NR==2 {print $2}')
diskUsed=$(df -h / | awk 'NR==2 {print $3}')
diskPercent=$(df -h / | awk 'NR==2 {print $5}' | tr -d '%')
# Network usage
networkSent=$(cat /proc/net/dev | grep -v "lo:" | awk '{s+=$10} END {printf "%.2f", s/1024/1024}')
networkRecv=$(cat /proc/net/dev | grep -v "lo:" | awk '{r+=$2} END {printf "%.2f", r/1024/1024}')
}
display_system_info() {
update_system_data
# Create the system information text with proper line breaks
systemInfoText="System Information
CPU
Usage: ${cpuUsage}%
Temperature: ${cpuTemp}° F
Memory
Usage: ${memoryUsed} / ${memoryTotal} GB (${memoryPercent}%)
Swap: ${swapUsed} / ${swapTotal} GB (${swapPercent}%)
Disk (Root Partition)
Usage: ${diskUsed} / ${diskTotal} GB (${diskPercent}%)
Network (Total Since Boot)
Received: ${networkRecv} MB
Sent: ${networkSent} MB
End of text. Press Control+Home to return to the beginning."
# Display in text-info dialog for screen reader accessibility
echo "$systemInfoText" | yad --pname=I38System \
--title="I38 System Information" \
--text-info \
--show-cursor \
--width=400 \
--height=400 \
--center \
--button="Close:0"
}
display_system_info
exit 0