forked from DevOps/deploy.stack
cnphpbb
a475b29e03
添加selfStatus.py用于在OLED屏幕上显示系统状态信息，包括IP地址、CPU负载、内存使用、磁盘空间和当前时间 添加syncrootfs.sh用于同步根文件系统到/mnt目录，排除特定系统目录
104 lines
4.2 KiB
Python
104 lines
4.2 KiB
Python
import time
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import subprocess
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from board import SCL, SDA
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import busio
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from PIL import Image, ImageDraw, ImageFont
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import adafruit_ssd1306
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# Create the I2C interface.
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i2c = busio.I2C(SCL, SDA)
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# Create the SSD1306 OLED class.
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# The first two parameters are the pixel width and pixel height. Change these
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# to the right size for your display!
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disp = adafruit_ssd1306.SSD1306_I2C(128, 64, i2c)
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# Clear display.
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disp.fill(0)
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disp.show()
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# Create blank image for drawing.
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# Make sure to create image with mode '1' for 1-bit color.
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width = disp.width
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height = disp.height
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image = Image.new("1", (width, height))
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# Get drawing object to draw on image.
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draw = ImageDraw.Draw(image)
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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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# Draw some shapes.
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# First define some constants to allow easy resizing of shapes.
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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 for drawing shapes.
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x = 0
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# Load default font.
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#font = ImageFont.load_default()
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# Alternatively load a TTF font. Make sure the .ttf font file is in the
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# same directory as the python script!
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# Some other nice fonts to try: http://www.dafont.com/bitmap.php
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# font = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 9)
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font = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 13)
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#font = ImageFont.truetype('/usr/share/fonts/truetype/wqy/wqy-zenhei.ttc', 14, index=2)
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font2 = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 22)
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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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# Shell scripts for system monitoring from here:
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# https://unix.stackexchange.com/questions/119126/command-to-display-memory-usage-disk-usage-and-cpu-load
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#cmd = "hostname -I | cut -d' ' -f1"
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#IP = subprocess.check_output(cmd, shell=True).decode("utf-8")
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#cmd = 'cut -f 1 -d " " /proc/loadavg'
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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: %s/%s MB %.2f%%\", $3,$2,$3*100/$2 }'"
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#MemUsage = subprocess.check_output(cmd, shell=True).decode("utf-8")
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#cmd = 'df -h | awk \'$NF=="/"{printf "Disk: %d/%d GB %s", $3,$2,$5}\''
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#Disk = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "hostname -I | cut -d' ' -f1"
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IP = subprocess.check_output(cmd, shell=True).decode("utf-8")
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cmd = "top -bn2 -d 0.1 | grep %Cpu | awk 'NR==2{printf \"Load: %.2f%%\",100-$8}'"
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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: %s/%sMB %.2f%%\", $3,$2,$3*1000/$2 }'"
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MemUsage = subprocess.check_output(cmd, shell = True ).decode("utf-8")
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cmd = "df -h | awk '$NF==\"/\"{printf \"Disk: %d/%dGB %s\", $3,$2,$5}'"
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Disk = subprocess.check_output(cmd, shell = True ).decode("utf-8")
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#cmd = "date | awk '{printf \"%s %s %s %s \", $1,$2,$3,$4}'"
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#date = subprocess.check_output(cmd, shell = True ).decode("utf-8")
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now_date = time.strftime("%Y-%m-%d")
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now_time = time.strftime("%H:%M:%S")
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cmd = "cat /sys/class/thermal/thermal_zone0/temp | awk '{printf \"%.1f\", $0/1000}'"
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cput = subprocess.check_output(cmd, shell= True).decode("utf-8")
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# Write four lines of text.
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#draw.text((x, top + 0), "IP: " + IP, font=font, fill=255)
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#draw.text((x, top + 8), "CPU load: " + CPU, font=font, fill=255)
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#draw.text((x, top + 16), MemUsage, font=font, fill=255)
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#draw.text((x, top + 25), Disk, font=font, fill=255)
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draw.text((x, top + 1), "IP " + str(IP), font=font, fill=255)
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draw.text((x, top + 15), str(CPU), font=font, fill=255)
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draw.text((x + 90, top + 15), str(cput),font=font, fill=255)
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#draw.text((x, top + 33), str(MemUsage), font=font, fill=255)
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draw.text((x, top + 29), "Date: " + now_date, font=font, fill=255)
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#draw.text((x, top+49), str(Disk), font=font, fill=255)
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#draw.text((x, top+34), "temperature: " + str(temperature),font=font,fill=255)
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#draw.text((x, top+43), "humidity: " + str(humidity),font=font,fill=255)
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draw.text((x, top + 45), str(now_time), font=font2, fill=255)
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# Display image.
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disp.image(image)
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disp.show()
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time.sleep(.1) |