SpeedTest.cs

#:property Nullable=disable

#:package Newtonsoft.Json@13.0.3

using Newtonsoft.Json;
using System.Text.RegularExpressions;

Conf _conf = JsonConvert.DeserializeObject<Conf>(GetEnvValue("SpeedTest_Conf".ToUpper()));
using var client = new HttpClient();
client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.95 Safari/537.36");

string confJs = await client.GetStringAsync("https://www.chinafy.com/js/poca/component/SpeedTestHelper.js");
confJs = Regex.Match(confJs, @"locationsCfgMap:([\s\S]+?),[\s]*locationAreasMap").Groups[1].Value;
var locCfg = JsonConvert.DeserializeObject<Dictionary<string, Loc>>(confJs);
var locs = locCfg.Select(p => p.Value).ToList();
Console.WriteLine("SpeedTest开始运行...");
int i = 0;
Random rand = new Random();
while (i < _conf.RunTimes)
{
    try
    {
        int index = rand.Next(0, locs.Count);
        Loc loc = locs[index];
        locs.RemoveAt(index);

        Console.Write($"{_conf.RunTimes}-{i + 1}: {loc.Name}...");
        //测速
        string result = await client.GetStringAsync($"https://{loc.UrlPrefix}.ultrasite.com/api2/web/performance/v2?url={_conf.Url}&network=Good3G");
        Console.WriteLine(result);

        await Task.Delay(rand.Next(10, _conf.DelaySeconds) * 1000);
        i++;
    }
    catch (Exception ex)
    {
        Console.WriteLine($"Ex! {ex.Message}");
    }
}
Console.WriteLine("SpeedTest运行完毕");

static string GetEnvValue(string key) => Environment.GetEnvironmentVariable(key);

#region Conf

public class Conf
{
    public int DelaySeconds { get; set; } = 30;
    public string Url { get; set; }
    public int RunTimes { get; set; }
}

#endregion

#region Loc

class Loc
{
    public string Name { get; set; }
    public string UrlPrefix { get; set; }
}

#endregion