cache subnet results
This commit is contained in:
parent
902101355a
commit
44a270fa6f
|
@ -120,6 +120,36 @@ namespace Emby.Server.Implementations.Networking
|
||||||
endpoint.StartsWith("169.", StringComparison.OrdinalIgnoreCase)
|
endpoint.StartsWith("169.", StringComparison.OrdinalIgnoreCase)
|
||||||
)
|
)
|
||||||
{
|
{
|
||||||
|
var subnets = GetSubnets(endpointFirstPart);
|
||||||
|
|
||||||
|
foreach (var subnet_Match in subnets)
|
||||||
|
{
|
||||||
|
//Logger.Debug("subnet_Match:" + subnet_Match);
|
||||||
|
|
||||||
|
if (endpoint.StartsWith(subnet_Match + ".", StringComparison.OrdinalIgnoreCase))
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
private Dictionary<string, List<string>> _subnetLookup = new Dictionary<string, List<string>>(StringComparer.Ordinal);
|
||||||
|
private List<string> GetSubnets(string endpointFirstPart)
|
||||||
|
{
|
||||||
|
List<string> subnets;
|
||||||
|
|
||||||
|
lock (_subnetLookup)
|
||||||
|
{
|
||||||
|
if (_subnetLookup.TryGetValue(endpointFirstPart, out subnets))
|
||||||
|
{
|
||||||
|
return subnets;
|
||||||
|
}
|
||||||
|
|
||||||
|
subnets = new List<string>();
|
||||||
|
|
||||||
foreach (NetworkInterface adapter in NetworkInterface.GetAllNetworkInterfaces())
|
foreach (NetworkInterface adapter in NetworkInterface.GetAllNetworkInterfaces())
|
||||||
{
|
{
|
||||||
foreach (UnicastIPAddressInformation unicastIPAddressInformation in adapter.GetIPProperties().UnicastAddresses)
|
foreach (UnicastIPAddressInformation unicastIPAddressInformation in adapter.GetIPProperties().UnicastAddresses)
|
||||||
|
@ -135,51 +165,19 @@ namespace Emby.Server.Implementations.Networking
|
||||||
|
|
||||||
var subnet_Match = String.Join(".", unicastIPAddressInformation.Address.ToString().Split('.').Take(subnet_Test).ToArray());
|
var subnet_Match = String.Join(".", unicastIPAddressInformation.Address.ToString().Split('.').Take(subnet_Test).ToArray());
|
||||||
|
|
||||||
if (endpoint.StartsWith(subnet_Match + ".", StringComparison.OrdinalIgnoreCase))
|
// TODO: Is this check necessary?
|
||||||
|
if (adapter.OperationalStatus == OperationalStatus.Up)
|
||||||
{
|
{
|
||||||
return true;
|
subnets.Add(subnet_Match);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
_subnetLookup[endpointFirstPart] = subnets;
|
||||||
|
|
||||||
|
return subnets;
|
||||||
}
|
}
|
||||||
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
private Dictionary<string, string> _subnetLookup = new Dictionary<string, string>(StringComparer.Ordinal);
|
|
||||||
private string GetSubnet(string endpointFirstPart)
|
|
||||||
{
|
|
||||||
string subnet_Match = "";
|
|
||||||
|
|
||||||
lock (_subnetLookup)
|
|
||||||
{
|
|
||||||
if (_subnetLookup.TryGetValue(endpointFirstPart, out subnet_Match))
|
|
||||||
{
|
|
||||||
return subnet_Match;
|
|
||||||
}
|
|
||||||
|
|
||||||
foreach (NetworkInterface adapter in NetworkInterface.GetAllNetworkInterfaces())
|
|
||||||
foreach (UnicastIPAddressInformation unicastIPAddressInformation in adapter.GetIPProperties().UnicastAddresses)
|
|
||||||
if (unicastIPAddressInformation.Address.AddressFamily == AddressFamily.InterNetwork && endpointFirstPart == unicastIPAddressInformation.Address.ToString().Split('.')[0])
|
|
||||||
{
|
|
||||||
int subnet_Test = 0;
|
|
||||||
foreach (string part in unicastIPAddressInformation.IPv4Mask.ToString().Split('.'))
|
|
||||||
{
|
|
||||||
if (part.Equals("0")) break;
|
|
||||||
subnet_Test++;
|
|
||||||
}
|
|
||||||
|
|
||||||
subnet_Match = String.Join(".", unicastIPAddressInformation.Address.ToString().Split('.').Take(subnet_Test).ToArray());
|
|
||||||
}
|
|
||||||
|
|
||||||
if (!string.IsNullOrWhiteSpace(subnet_Match))
|
|
||||||
{
|
|
||||||
_subnetLookup[endpointFirstPart] = subnet_Match;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return subnet_Match;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
private bool Is172AddressPrivate(string endpoint)
|
private bool Is172AddressPrivate(string endpoint)
|
||||||
|
|
Loading…
Reference in New Issue
Block a user