import os, time ,requests

def network_test():
    try:
        html = requests.get("https://www.baidu.com",timeout=5)
        return True
    except:
        return False
 
def network_restart():
    try:
        os.system("ifconfig en0 down")
    except:
        return False
    time.sleep(1)
    try:
        os.system("ifconfig en0 up")
    except:
        return False
    return True

def ascii_tag():
    sys_s = None
    sta_s = None
    if i > 0:
        sys_s = "Down"
        sta_s = "{} network 403 , down".format(time.ctime())
    else:
        sys_s = "Up"
        sta_s = "{} network 200 , ok".format(time.ctime())
    os.system("clear")
    print("      _               _          _______           ")
    print("     / \             / |_       |_   __ \          ")
    print("    / _ \    __   _ `| |-' .--.   | |__) |  .---.  ")
    print("   / ___ \  [  | | | | | / .'`\ \ |  __ /  / /__\\ ")
    print(" _/ /   \ \_ | \_/ |,| |,| \__. |_| |  \ \_| \__., ")
    print("|____| |____|'.__.'_/\__/ '.__.'|____| |___|'.__.' ")
    print("")
    print("系统架构：{}\n异常次数：{}\n当前状态：{}\n最近记录：{}".format(os.name,j,sys_s,sta_s))
    return True

def main():
    global i ,j
    i = 0
    j = 0
    while(1):
        ascii_tag()
        if not network_test():   #网络异常
            i +=1 #异常计数 3次失败重启
            time.sleep(3)
        else:  #网络正常
            i = 0
            time.sleep(10)
        if (i > 2):  #异常3次
            if not network_restart(): #接口重启失败
                input()
            else: #接口重启完成
                i = 0
                time.sleep(10)
                
if __name__ == "__main__":
     main()