73 lines
1.9 KiB
Python
73 lines
1.9 KiB
Python
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import cv2
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import numpy as np
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import urllib.request
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from datetime import datetime
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recent=[]
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history=[]
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width=720
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height=100
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red=(0x00,0x00,0xff)
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orange=(0x00,0x66,0xff)
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yellow=(0x00,0xcc,0xff)
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light_green=(0x33,0xff,0xcc)
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green=(0x00,0xcc,0x00)
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def update_history():
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average=0
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for i in recent:
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average+=i
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average/=len(recent)
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if len(history)>=144:
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del(history[0])
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history.append(average)
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def fill(img,pos,color):
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for i in range(5):
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for j in range(100):
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img[j,i+5*pos,:]=[color[0]%256,color[1]%256,color[2]%256]
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def update_graph():
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img=np.ones([height,width,3],dtype=np.uint8)
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for i,delay in enumerate(history):
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if delay>=5000:
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fill(img,i,red)
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elif delay>=2000:
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fill(img,i,orange)
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elif delay>=1000:
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fill(img,i,yellow)
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elif delay>=500:
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fill(img,i,light_green)
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else:
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fill(img,i,green)
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cv2.imwrite("image.bmp", img)
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def testConnect(url):
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try:
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time1=datetime.now().timestamp()
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code=urllib.request.urlopen(url,timeout=5).getcode()
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time2=datetime.now().timestamp()
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delay=int((time2-time1)*1000)
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except:
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code=404
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if code/100>=4:
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delay=10000
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return (code,delay)
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if __name__=="__main__":
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lastminute=-1
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while True:
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if datetime.now().second==0 and datetime.now().minute!=lastminute:
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# if True:
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(code,delay)=testConnect("https://blog.clf3.org")
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print(code,end=" ")
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if code/100<=3:
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print("connected",delay,"ms")
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else:
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print("error")
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if len(recent)<10:
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recent.append(delay)
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else:
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update_history()
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update_graph()
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recent=[]
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recent.append(delay)
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lastminute=datetime.now().minute
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