import config
import urllib.parse as parse
import ping3
import model
import datetime


def ping():
    servers = config.get_servers()
    execution_datetime = datetime.datetime.now()
    print("Ping at {time}".format(time=execution_datetime))
    for server_name in servers:
        server = servers[server_name]
        url = server["url"]
        named_tup = parse.urlparse(url)
        netloc = named_tup.netloc
        port_loc = netloc.find(":")
        if port_loc > 0:
            addr = netloc[0:port_loc]
        else:
            addr = netloc
        ping_delay_sum = 0
        for i in range(4):
            ping_delay_sum += ping3.ping(addr, timeout=5) * 1000  # in millionsecond
        ping_delay = ping_delay_sum / 4
        print(
            "Ping delay for {serv} is {ping_val}".format(
                serv=server_name, ping_val=ping_delay
            )
        )
        model.add_ping_record(execution_datetime, server_name, ping_delay)


if __name__ == "__main__":
    config.init_config()
    ping()
    pass