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@ -7,6 +7,7 @@ using System.Net;
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using System.Net.NetworkInformation;
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using System.Net.Sockets;
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using System.Threading;
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using MoreLinq;
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namespace MediaBrowser.Common.Implementations.Networking
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{
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@ -31,14 +32,14 @@ namespace MediaBrowser.Common.Implementations.Networking
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}
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}
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private volatile List<string> _localIpAddresses;
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private volatile List<IPAddress> _localIpAddresses;
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private readonly object _localIpAddressSyncLock = new object();
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/// <summary>
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/// Gets the machine's local ip address
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/// </summary>
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/// <returns>IPAddress.</returns>
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public IEnumerable<string> GetLocalIpAddresses()
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public IEnumerable<IPAddress> GetLocalIpAddresses()
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{
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if (_localIpAddresses == null)
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{
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@ -58,25 +59,24 @@ namespace MediaBrowser.Common.Implementations.Networking
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return _localIpAddresses;
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}
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private IEnumerable<string> GetLocalIpAddressesInternal()
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private IEnumerable<IPAddress> GetLocalIpAddressesInternal()
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{
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var list = GetIPsDefault()
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.Where(i => !IPAddress.IsLoopback(i))
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.Select(i => i.ToString())
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.Where(FilterIpAddress)
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.ToList();
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if (list.Count > 0)
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if (list.Count == 0)
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{
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return list;
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list.AddRange(GetLocalIpAddressesFallback());
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}
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return GetLocalIpAddressesFallback().Where(FilterIpAddress);
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return list.Where(i => !IPAddress.IsLoopback(i)).Where(FilterIpAddress).DistinctBy(i => i.ToString());
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}
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private bool FilterIpAddress(string address)
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private bool FilterIpAddress(IPAddress address)
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{
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if (address.StartsWith("169.", StringComparison.OrdinalIgnoreCase))
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var addressString = address.ToString ();
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if (addressString.StartsWith("169.", StringComparison.OrdinalIgnoreCase))
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{
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return false;
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}
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@ -164,8 +164,7 @@ namespace MediaBrowser.Common.Implementations.Networking
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{
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var prefix = addressString.Substring(0, lengthMatch);
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if (GetLocalIpAddresses()
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.Any(i => i.StartsWith(prefix, StringComparison.OrdinalIgnoreCase)))
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if (GetLocalIpAddresses().Any(i => i.ToString().StartsWith(prefix, StringComparison.OrdinalIgnoreCase)))
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{
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return true;
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}
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@ -209,33 +208,47 @@ namespace MediaBrowser.Common.Implementations.Networking
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return Dns.GetHostAddresses(hostName);
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}
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private IEnumerable<IPAddress> GetIPsDefault()
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{
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foreach (var adapter in NetworkInterface.GetAllNetworkInterfaces())
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{
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var props = adapter.GetIPProperties();
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var gateways = from ga in props.GatewayAddresses
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where !ga.Address.Equals(IPAddress.Any)
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select true;
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if (!gateways.Any())
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{
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continue;
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}
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foreach (var uni in props.UnicastAddresses)
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{
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var address = uni.Address;
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if (address.AddressFamily != AddressFamily.InterNetwork)
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{
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continue;
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}
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yield return address;
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}
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}
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}
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private IEnumerable<string> GetLocalIpAddressesFallback()
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private List<IPAddress> GetIPsDefault()
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{
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NetworkInterface[] interfaces;
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try
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{
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interfaces = NetworkInterface.GetAllNetworkInterfaces();
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}
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catch (Exception ex)
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{
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Logger.ErrorException("Error in GetAllNetworkInterfaces", ex);
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return new List<IPAddress>();
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}
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return interfaces.SelectMany(network => {
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try
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{
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Logger.Debug("Found interface: {0}. Type: {1}. Status: {2}", network.Name, network.NetworkInterfaceType, network.OperationalStatus);
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var properties = network.GetIPProperties();
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var ipV4 = properties.GetIPv4Properties();
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if (null == ipV4)
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return new List<IPAddress>();
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return properties.UnicastAddresses
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.Where(i => i.Address.AddressFamily == AddressFamily.InterNetwork && !IPAddress.IsLoopback(i.Address))
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.Select(i => i.Address)
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.ToList();
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}
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catch (Exception ex)
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{
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Logger.ErrorException("Error querying network interface", ex);
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return new List<IPAddress>();
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}
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}).DistinctBy(i => i.ToString())
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.ToList();
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}
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private IEnumerable<IPAddress> GetLocalIpAddressesFallback()
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{
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var host = Dns.GetHostEntry(Dns.GetHostName());
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@ -243,7 +256,6 @@ namespace MediaBrowser.Common.Implementations.Networking
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// It's not fool-proof so ultimately the consumer will have to examine them and decide
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return host.AddressList
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.Where(i => i.AddressFamily == AddressFamily.InterNetwork)
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.Select(i => i.ToString())
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.Reverse();
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}
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