159 lines
5.3 KiB
Bash
159 lines
5.3 KiB
Bash
#!/bin/bash
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#
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# 30-sysinfo - generate the system information
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# Copyright (c) 2015 Igor Pecovnik
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# define which hard drive you want to monitor
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storage=/dev/sda1
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# don't edit below here
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function displaytime {
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# we need dedicated function
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local T=$(cat /proc/uptime | awk '{print $1}' | sed 's/[.].*//')
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local D=$((T/60/60/24))
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local H=$((T/60/60%24))
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local M=$((T/60%60))
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local S=$((T%60))
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local time=$S
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time=$S" sec"
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(( $M > 0 )) && time=$M" min"
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(( $H > 0 )) && time=$H" hour"
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(( $H > 1 )) && time=$H" hours"
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(( $D > 0 )) && time=$D" day"
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(( $D > 1 )) && time=$D" days"
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printf "Up time: "
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printf "\x1B[92m%s\x1B[0m\t\t" "$time"
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}
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function display() {
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# $1=name $2=value $3=red_limit $4=minimal_show_limit $5=unit $6=after $7=acs/desc{
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# battery red color is opposite, lower number
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if [[ "$1" == "Battery" ]]; then local great="<"; else local great=">"; fi
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if [[ -n "$2" && "$2" > "0" && (( "${2%.*}" -ge "$4" )) ]]; then
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printf "%-14s%s" "$1:"
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if (( $(echo "$2 $great $3" | bc -l) )); then echo -ne "\e[0;91m $2"; else echo -ne "\e[0;92m $2"; fi
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printf "%-1s%s\x1B[0m" "$5"
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printf "%-11s%s\t" "$6"
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return 1
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fi
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}
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# Battery info for Allwinner
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# kernel 4.4+
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axp_dir="/sys/power/axp_pmu"
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if [[ -e "$axp_dir" ]]; then
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status_battery_connected=$(cat $axp_dir/battery/connected)
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if [[ "$status_battery_connected" == "1" ]]; then
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status_battery_charging=$(cat $axp_dir/charger/charging)
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status_ac_connect=$(cat $axp_dir/ac/connected)
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battery_percent=$(cat $axp_dir/battery/capacity)
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# dispay charging / percentage
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if [[ "$status_ac_connect" == "1" && "$battery_percent" -lt "100" ]]; then
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status_battery_text=" charging"
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elif [[ "$status_ac_connect" == "1" && "$battery_percent" -eq "100" ]]; then
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status_battery_text=" charged"
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else
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status_battery_text=" discharging"
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fi
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fi
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fi
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# legacy kernel
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axp_dir="/sys/class/power_supply"
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if [[ -e "$axp_dir" && -e "$axp_dir/battery" ]]; then
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if [[ (("$(cat $axp_dir/battery/voltage_now)" -gt "0" )) ]]; then
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status_battery_text=" "$(cat $axp_dir/battery/status | awk '{print tolower($0)}')
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battery_percent=$(cat $axp_dir/battery/capacity)
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fi
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fi
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load=$(cat /proc/loadavg | awk '{print $1}')
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memory_usage=$(free | awk '/Mem/ {printf("%.0f",(($2-($4+$6+$7))/$2) * 100)}')
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memory_total=$(free -m | awk '/Mem/ {print $(2)}')
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users=$(users | wc -w)
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swap_total=$(free -m | awk '/Swap/ { printf("%3.0f", $3/$2*100) }' | sed 's/ //g')
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swap_usage=${swap_usage//[!0-9]/} # to remove alfanumeric if swap not used
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swap_total=$(free -m | awk '/Swap/ {print $(2)}')
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ip_address=$((ifconfig -a) | sed -n '/inet addr/s/.*addr.\([^ ]*\) .*/\1/p' | head -1)
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root_usage=$(df -h / | awk '/\// {print $(NF-1)}' | sed 's/%//g')
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root_total=$(df -h / | awk '/\// {print $(NF-4)}')
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if [ -e "$storage" ]; then
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storage_usage=$(df -h $storage | grep $storage | awk '/\// {print $(NF-1)}' | sed 's/%//g')
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storage_total=$(df -h $storage | grep $storage | awk '/\// {print $(NF-4)}')
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[[ "$storage" == */sd* ]] && hdd_temp=$(hddtemp -u C -nq $storage)
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fi
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# read temperature from different locations
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# from axp via i2c for some old sunxi
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if [ -d "/sys/devices/platform/sunxi-i2c.0/i2c-0/0-0034/" ]; then
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board_temp=$(cat /sys/devices/platform/sunxi-i2c.0/i2c-0/0-0034/temp1_input | awk '{printf("%d",$1/1000)}')
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fi
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# if we are reading from A20
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if [ -d "/sys/devices/platform/a20-tp-hwmon/" ]; then
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board_temp=$(cat /sys/devices/platform/a20-tp-hwmon/temp1_input | awk '{printf("%d",$1/1000)}')
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fi
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# where it should be
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if [ -d "/sys/devices/virtual/thermal/thermal_zone0/" ]; then
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board_temp=$(cat /sys/devices/virtual/thermal/thermal_zone0/temp | awk '{printf("%d",$1/1000)}')
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fi
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# lemaker guitar
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if [[ -d "/sys/devices/virtual/thermal/thermal_zone1/" && $board_temp == "0" ]]; then
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board_temp=$(cat /sys/devices/virtual/thermal/thermal_zone1/temp | awk '{printf("%d",$1/1000)}')
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fi
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# H3 based boards, legacy kernel
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if [[ -d "/sys/class/thermal/thermal_zone1" && $board_temp == "0" ]]; then
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board_temp=$(cat /sys/class/thermal/thermal_zone1/temp)
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fi
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# read ambient temperature from USB device
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if which temper >/dev/null; then
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amb_temp=$(temper -c)
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if echo $amb_temp | egrep -qv "Couldn't find the USB device"; then
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amb_temp=$(echo "scale=1;${amb_temp}/1" | bc)
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else
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amb_temp=""
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fi
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fi
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display "System load" "$load" "1" "0" "" ""
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displaytime
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display "Local users" "$users" "3" "2" ""
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echo "" # fixed newline
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display "Memory usage" "$memory_usage" "70" "0" " %" " of $memory_total""Mb"
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display "Swap usage" "$swap_usage" "10" "0" " %" " of $swap_total""Mb"
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printf "IP: "
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printf "\x1B[92m%s\x1B[0m" "$ip_address"
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echo "" # fixed newline
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a=0;b=0;c=0
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# adjustment for marvell armada. Readings were done on heatsink
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[[ "$(cat /proc/cpuinfo | grep Marvell)" != "" && $board_temp -gt "60" ]] && board_temp=$(($board_temp-30))
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display "CPU temp" "$board_temp" "45" "0" "°C" "" ; a=$?
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display "HDD temp" "$hdd_temp" "45" "0" "°C" "" ; b=$?
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display "Ambient temp" "$amb_temp" "40" "0" "°C" "" ; c=$?
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(( ($a+$b+$c) >0 )) && echo "" # new line only if some value is displayed
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display "Usage of /" "$root_usage" "90" "1" "%" " of $root_total"
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display "storage/" "$storage_usage" "90" "1" "%" " of $storage_total"
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display "Battery" "$battery_percent" "20" "1" "%" "$status_battery_text"
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echo ""
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echo ""
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