private async Task <List <IpAddressRange> > GetDotaIpRanges()
{
List <IpAddressRange> result;
if (!_cache.TryGetValue("dota_ip_ranges", out result))
{
result = new List <IpAddressRange>();
WebRequest request = WebRequest.CreateHttp("http://media.steampowered.com/apps/sdr/network_config.json");
request.Method = "GET";
var response = await request.GetResponseAsync();
var responseStream = response.GetResponseStream();
StreamReader reader = new StreamReader(responseStream, Encoding.UTF8);
string content = reader.ReadToEnd();
reader.Close();
var json = JsonDocument.Parse(content).RootElement;
if (json.TryGetProperty("data_centers", out var datacenters))
{
foreach (var datacenter in datacenters.EnumerateArray())
{
if (datacenter.TryGetProperty("address_ranges", out var addressRanges))
{
foreach (var addressRange in addressRanges.EnumerateArray())
{
result.Add(IpAddressRange.Parse(addressRange.ToString()));
}
}
}
}
result.Add(new IpAddressRange("127.0.0.1", "127.0.0.1"));
result.Add(new IpAddressRange("::1", "::1"));
_cache.Set("dota_ip_ranges", result, TimeSpan.FromDays(1));
}
return(result);
}
private async Task <List <IpAddressRange> > GetDotaIpRanges()
{
List <IpAddressRange> result = null;
if (!_cache.TryGetValue("dota_ip_ranges", out result))
{
result = new List <IpAddressRange>();
WebRequest request = WebRequest.CreateHttp("http://media.steampowered.com/apps/sdr/network_config.json");
request.Method = "GET";
var response = await request.GetResponseAsync();
var responseStream = response.GetResponseStream();
StreamReader reader = new StreamReader(responseStream, Encoding.UTF8);
string content = reader.ReadToEnd();
var json = JObject.Parse(content);
var datacenters = json["data_centers"] as JObject;
if (datacenters != null)
{
foreach (var datacenter in datacenters)
{
var addressRanges = datacenter.Value["address_ranges"] as JArray;
if (addressRanges != null)
{
foreach (var addressRange in addressRanges)
{
result.Add(IpAddressRange.Parse((string)addressRange));
}
}
}
}
result.Add(new IpAddressRange("127.0.0.1", "127.0.0.1"));
result.Add(new IpAddressRange("::1", "::1"));
_cache.Set("dota_ip_ranges", result, TimeSpan.FromDays(1));
}
return(result);
}