ping.py

import subprocess
import platform

def ping(ip):
    """
    This method checks if the ip is reachable or not, it sends 5 ping requests
    """
    ping_list = []
    packet_loss_string = ""
    if (platform.system() == "Windows"):
        ping_list = ["ping", ip, "-n", "5"]
        packet_loss_string = "(0% loss"
    else:
        ping_list = ["ping", ip, "-c", "5"]
        packet_loss_string = " 0% packet loss"
    resp = subprocess.Popen(ping_list, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    output = resp.stdout.read().decode("utf-8")
    # We will check if the output contains the string '0% packet loss' or not
    output_list = output.split(packet_loss_string)
    if len(output_list) > 1:
        return "UP"
    else:
        return "DOWN"
    

def ping_all(ips):
    """
    pings all ips and returns a dictionary
    """
    results = {}
    for ip in ips:
        result = ping(ip)
        results[ip] = result
    return results