ADB (Termux) temperature monitor

adb-temp

#!/bin/bash

TEST_RUN_FILE="$HOME/Downloads/alo.txt"
TEST_RUN=

round() {
  printf '%.0f' "$1"
}

get_stats() {
  [ ! "$TEST_RUN" ] && ($ADB $DUMPSYS thermalservice > "$TEMPFILE" || exit 1)
  THROTTLING="$(grep 'Thermal Status' "$TEMPFILE" | cut -d ' ' -f 3)"

  case "$THROTTLING" in
  0)
  THROTTLING_DESC="No."
  ;;
  1)
  THROTTLING_DESC="Light. UX isn't impacted."
  ;;
  2)
  THROTTLING_DESC="Moderate. UX isn't greatly impacted."
  ;;
  3)
  THROTTLING_DESC="Severe. UX is largely impacted."
  ;;
  4)
  THROTTLING_DESC="Critical. Platform has done everything to reduce power."
  ;;
  5)
  THROTTLING_DESC="Emergency. Key components in the platform are shutting down due to thermal conditions."
  ;;
  5)
  THROTTLING_DESC="Shutdown immediately."
  ;;
  *)
  THROTTLING_DESC="Unknown. Value: $THROTTLING"
  ;;
  esac


  TEMP_TYPES=($(sed -n '/Current temperatures/,/Current cooling/p;/from HAL/d' "$TEMPFILE" | sed '/from HAL/d' | cut -d ',' -f 3 | cut -d '=' -f 2))
  TEMP_VALUES=($(sed -n '/Current temperatures/,/Current cooling/p;/from HAL/d' "$TEMPFILE" | sed '/from HAL/d' | cut -d ',' -f 1 | cut -d '=' -f 2))
  TEMP_COUNT="${#TEMP_TYPES[@]}"
  TEMP_COUNT_ZERO=0

  for ((i=0; $i<$TEMP_COUNT; i++)) {
    TEMP_TYPE="${TEMP_TYPES[$i]}"
    TEMP_VALUE="${TEMP_VALUES[$i]}"

    check_is_temp_valid || ((TEMP_COUNT_ZERO++))
  }
}

remap_type() {
  case "$TEMP_TYPE" in
  "AP")
  TEMP_TYPE="CPU"
  [ "$IS_SAMSUNG" ] && TEMP_TYPE="Exynos heater"
  ;;
  "BAT"|"battery")
  TEMP_TYPE="Battery"
  ;;
  "SKIN"|"skin")
  TEMP_TYPE="Device case"
  ;;
  "USB")
  TEMP_TYPE="Type-C port"
  ;;
  "PA")
  TEMP_TYPE="Power control"
  ;;
  CPU[0-9])
  TEMP_TYPE="CPU core $(echo "$TEMP_TYPE" | sed 's/CPU//g')"
  ;;
  "GPU0")
  TEMP_TYPE="GPU hot spot"
  ;;
  "GPU1")
  TEMP_TYPE="GPU crystal"
  ;;
  "nsp0")
  TEMP_TYPE="NPU hot spot"
  ;;
  "nsp1")
  TEMP_TYPE="NPU crystal"
  ;;
  esac
}

thrott_color() {
  if [ "$THROTTLING" -gt 4 ]; then
    echo -e "\033[1m\033[0;31m" # red
  elif [ "$THROTTLING" -gt 3 ]; then
    echo -e "\033[1m\033[1;31m" # light red
  elif [ "$THROTTLING" -gt 2 ]; then
    echo -e "\033[1m\033[1;33m" # red
  else
    echo -e "\033[1m\033[1;32m" # green
  fi
}

temp_color() {
  TEM="$(round $TEMP_VALUE)"

  if [ "$TEM" -gt 60 ]; then
    echo -e "\033[1m\033[0;31m !!! !!! " # red
  elif [ "$TEM" -gt 50 ]; then
    echo -e "\033[1m\033[1;31m" # light red
  elif [ "$TEM" -gt 40 ]; then
    echo -e "\033[1m\033[1;33m" # yellow
  else
    echo -e "\033[1m\033[1;32m" # green
  fi
}

check_is_temp_valid() {
  # 0.0 degrees
  [ "$(round $TEMP_VALUE)" -eq 0 ] && return 1

  # negative value, fuck qualcomm
  [ "$(round $TEMP_VALUE)" -lt 0 ] && return 1
  
  # battery voltage, fuck qualcomm
  [ "$TEMP_TYPE" = "vbat" ] && return 1

  return 0
}

print_stats() {
  get_stats
  echo -e "\033[1mThrottling: $(thrott_color)$THROTTLING_DESC\033[0m"
  echo
  for ((i=0; $i<$TEMP_COUNT; i++)) {
    TEMP_TYPE="${TEMP_TYPES[$i]}"
    TEMP_VALUE="${TEMP_VALUES[$i]}"
    check_is_temp_valid || continue
    remap_type
    echo -e "\033[1m$TEMP_TYPE:\033[0m\t$(temp_color)${TEMP_VALUE} °C\033[0m   "
  }

}

check_cpu() {
  CPUBRAND="$($ADB getprop ro.soc.manufacturer)"
  [ "$CPUBRAND" = "Samsung" ] && IS_SAMSUNG=true
}

check_os() {
  which getprop >/dev/null 2>/dev/null
  if [ "$?" = "0" ]; then
    ADB=""
    TEMPFILE="$HOME/.exynostemp"
    DUMPSYS="/system/bin/dumpsys"
    echo -e "Running on \033[1mAndroid\033[0m."
  else
    ADB="adb shell"
    TEMPFILE="/tmp/exynostemp"
    [ "$TEST_RUN" ] && TEMPFILE="$TEST_RUN_FILE"
    DUMPSYS="dumpsys"
    echo -e "Running on \033[1mUnix-like desktop OS\033[0m."
  fi
}

check_os
check_cpu
get_stats
[ "$TEST_RUN" ] && echo -e "\033[1m\033[1;31mTest run from $TEMPFILE. All data is predefined.\033[0m"
echo -e "Available \033[1m${TEMP_COUNT} thermal sensors\033[0m from ThermalHAL."
echo -e "Skipping \033[1m${TEMP_COUNT_ZERO} thermal sensors\033[0m because their values are invalid."
echo
echo "Press any key to exit."

r="$(expr ${TEMP_COUNT} - ${TEMP_COUNT_ZERO} + 3)"
r2="$(expr $r - 1)"
for ((i=0;$i<$r;i++)); do
  echo
done

while true; do
  echo -en "\033[${r2}A"
  print_stats
  read -t 1 && exit 0
done