temp.sh

temp.sh

#!/bin/bash
# credits to DietPi
# to check it constantly, run: watch bash temp.sh

CPU_TEMP_CURRENT='Unknown'
CPU_TEMP_PRINT='Unknown'
ACTIVECORES=$(grep -c processor /proc/cpuinfo)

#Array to store possible locations for temp read.
aFP_TEMPERATURE=(
    '/sys/class/thermal/thermal_zone0/temp'
    '/sys/devices/platform/sunxi-i2c.0/i2c-0/0-0034/temp1_input'
    '/sys/class/hwmon/hwmon0/device/temp_label'
)

Obtain_Cpu_Temp(){
    for ((i=0; i<${#aFP_TEMPERATURE[@]}; i++))
    do
            if [ -f "${aFP_TEMPERATURE[$i]}" ]; then
                    CPU_TEMP_CURRENT=$(cat "${aFP_TEMPERATURE[$i]}")
                    # - Some devices (pine) provide 2 digit output, some provide a 5 digit ouput.
                    #       So, If the value is over 1000, we can assume it needs converting to 1'c
                    if (( $CPU_TEMP_CURRENT >= 1000 )); then
                            CPU_TEMP_CURRENT=$( echo -e "$CPU_TEMP_CURRENT" | awk '{print $1/1000}' | xargs printf "%0.0f" )
                    fi
                    if (( $CPU_TEMP_CURRENT >= 70 )); then
                            CPU_TEMP_PRINT="\e[91mWarning: $CPU_TEMP_CURRENT'c\e[0m"
                    elif (( $CPU_TEMP_CURRENT >= 60 )); then
                            CPU_TEMP_PRINT="\e[38;5;202m$CPU_TEMP_CURRENT'c\e[0m"
                    elif (( $CPU_TEMP_CURRENT >= 50 )); then
                            CPU_TEMP_PRINT="\e[93m$CPU_TEMP_CURRENT'c\e[0m"
                    elif (( $CPU_TEMP_CURRENT >= 40 )); then
                            CPU_TEMP_PRINT="\e[92m$CPU_TEMP_CURRENT'c\e[0m"
                    elif (( $CPU_TEMP_CURRENT >= 30 )); then
                            CPU_TEMP_PRINT="\e[96m$CPU_TEMP_CURRENT'c\e[0m"
                    else
                            CPU_TEMP_PRINT="\e[96m$CPU_TEMP_CURRENT'c\e[0m"
                    fi
                    break
            fi
    done
}
Obtain_Cpu_Temp

echo -e Cores: $ACTIVECORES at $CPU_TEMP_PRINT