mirror of
https://github.com/RaspAP/raspap-webgui.git
synced 2024-11-22 07:30:23 +00:00
98 lines
3.3 KiB
Python
98 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Author: @billz
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# Author URI: https://github.com/billz
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# Description: RaspAP stats display for the Adafruit Mini PiTFT,
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# a 135x240 Color TFT add-on for the Raspberry Pi.
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# Based on Adafruit's rgb_display_ministats.py
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# See: https://github.com/adafruit/Adafruit_CircuitPython_RGB_Display
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# License: MIT License
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import time
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import subprocess
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import digitalio
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import board
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from PIL import Image, ImageDraw, ImageFont
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import adafruit_rgb_display.st7789 as st7789
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# Configuration for CS and DC pins
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cs_pin = digitalio.DigitalInOut(board.CE0)
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dc_pin = digitalio.DigitalInOut(board.D25)
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reset_pin = None
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# Config for display baudrate (default max is 24mhz)
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BAUDRATE = 64000000
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# Setup SPI bus using hardware SPI
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spi = board.SPI()
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# Create the ST7789 display
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disp = st7789.ST7789(spi, cs=cs_pin, dc=dc_pin, rst=reset_pin, baudrate=BAUDRATE,
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width=135, height=240, x_offset=53, y_offset=40)
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# Create blank image with mode 'RGB'
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height = disp.width # swap height/width to rotate it to landscape
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width = disp.height
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image = Image.new('RGB', (width, height))
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rotation = 90
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# Get a drawing object and clear the image
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draw = ImageDraw.Draw(image)
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draw.rectangle((0, 0, width, height), outline=0, fill=(0, 0, 0))
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disp.image(image,rotation)
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# Define some constants
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padding = -2
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top = padding
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bottom = height-padding
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# Move left to right keeping track of the current x position
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x = 0
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# Load DejaVu TTF Font
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# Install with: sudo apt-get install ttf-dejavu
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font = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 24)
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# Turn on the backlight
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backlight = digitalio.DigitalInOut(board.D22)
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backlight.switch_to_output()
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backlight.value = True
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while True:
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# Draw a black filled box to clear the image
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draw.rectangle((0, 0, width, height), outline=0, fill=0)
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# Collect basic system stats
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cmd = "hostname -I | cut -d\' \' -f1"
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IP = "IP: "+subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "pidof hostapd | wc -l | awk '{printf \"Hotspot: %s\", $1 == 1 ? \"Active\" : \"Down\"}'"
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Hostapd = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "vnstat -i wlan0 | grep tx: | awk '{printf \"Data Tx: %d %s\", $5,$6}'"
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DataTx = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "top -bn1 | grep load | awk '{printf \"CPU Load: %.2f\", $(NF-2)}'"
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CPU = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "free -m | awk 'NR==2{printf \"Mem: %sMB %.2f%%\", $3,$3*100/$2 }'"
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MemUsage = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "cat /sys/class/thermal/thermal_zone0/temp | awk \'{printf \"CPU Temp: %.1f C\", $(NF-0) / 1000}\'" # pylint: disable=line-too-long
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Temp = subprocess.check_output(cmd, shell=True).decode("utf-8")
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# Write five lines of stats
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y = top
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draw.text((x, y), IP, font=font, fill="#ffaaaa")
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y += font.getsize(IP)[1]
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draw.text((x, y), Hostapd, font=font, fill="#d46a6a")
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y += font.getsize(Hostapd)[1]
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draw.text((x, y), DataTx, font=font, fill="#aa3939")
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y += font.getsize(DataTx)[1]
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draw.text((x, y), MemUsage, font=font, fill="#801515")
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y += font.getsize(MemUsage)[1]
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draw.text((x, y), Temp, font=font, fill="#550000")
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# Display image
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disp.image(image, rotation)
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time.sleep(.1)
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