diff options
Diffstat (limited to 'Emby.Server.Implementations/Networking/NetworkManager.cs')
| -rw-r--r-- | Emby.Server.Implementations/Networking/NetworkManager.cs | 164 |
1 files changed, 19 insertions, 145 deletions
diff --git a/Emby.Server.Implementations/Networking/NetworkManager.cs b/Emby.Server.Implementations/Networking/NetworkManager.cs index 7d85a0666..1d8d3cf39 100644 --- a/Emby.Server.Implementations/Networking/NetworkManager.cs +++ b/Emby.Server.Implementations/Networking/NetworkManager.cs @@ -7,8 +7,6 @@ using System.Net.NetworkInformation; using System.Net.Sockets; using System.Threading.Tasks; using MediaBrowser.Common.Net; -using MediaBrowser.Model.IO; -using MediaBrowser.Model.Net; using Microsoft.Extensions.Logging; namespace Emby.Server.Implementations.Networking @@ -20,6 +18,9 @@ namespace Emby.Server.Implementations.Networking private IPAddress[] _localIpAddresses; private readonly object _localIpAddressSyncLock = new object(); + private readonly object _subnetLookupLock = new object(); + private Dictionary<string, List<string>> _subnetLookup = new Dictionary<string, List<string>>(StringComparer.Ordinal); + public NetworkManager(ILogger<NetworkManager> logger) { _logger = logger; @@ -28,10 +29,10 @@ namespace Emby.Server.Implementations.Networking NetworkChange.NetworkAvailabilityChanged += OnNetworkAvailabilityChanged; } - public Func<string[]> LocalSubnetsFn { get; set; } - public event EventHandler NetworkChanged; + public Func<string[]> LocalSubnetsFn { get; set; } + private void OnNetworkAvailabilityChanged(object sender, NetworkAvailabilityEventArgs e) { _logger.LogDebug("NetworkAvailabilityChanged"); @@ -52,10 +53,7 @@ namespace Emby.Server.Implementations.Networking _macAddresses = null; } - if (NetworkChanged != null) - { - NetworkChanged(this, EventArgs.Empty); - } + NetworkChanged?.Invoke(this, EventArgs.Empty); } public IPAddress[] GetLocalIpAddresses(bool ignoreVirtualInterface = true) @@ -179,10 +177,9 @@ namespace Emby.Server.Implementations.Networking return false; } - private Dictionary<string, List<string>> _subnetLookup = new Dictionary<string, List<string>>(StringComparer.Ordinal); private List<string> GetSubnets(string endpointFirstPart) { - lock (_subnetLookup) + lock (_subnetLookupLock) { if (_subnetLookup.TryGetValue(endpointFirstPart, out var subnets)) { @@ -200,7 +197,11 @@ namespace Emby.Server.Implementations.Networking int subnet_Test = 0; foreach (string part in unicastIPAddressInformation.IPv4Mask.ToString().Split('.')) { - if (part.Equals("0")) break; + if (part.Equals("0", StringComparison.Ordinal)) + { + break; + } + subnet_Test++; } @@ -255,10 +256,10 @@ namespace Emby.Server.Implementations.Networking return true; } - if (normalizedSubnet.IndexOf('/') != -1) + if (normalizedSubnet.Contains('/', StringComparison.Ordinal)) { - var ipnetwork = IPNetwork.Parse(normalizedSubnet); - if (ipnetwork.Contains(address)) + var ipNetwork = IPNetwork.Parse(normalizedSubnet); + if (ipNetwork.Contains(address)) { return true; } @@ -447,119 +448,11 @@ namespace Emby.Server.Implementations.Networking .Select(x => x.GetPhysicalAddress()) .Where(x => x != null && x != PhysicalAddress.None); - /// <summary> - /// Parses the specified endpointstring. - /// </summary> - /// <param name="endpointstring">The endpointstring.</param> - /// <returns>IPEndPoint.</returns> - public IPEndPoint Parse(string endpointstring) - { - return Parse(endpointstring, -1).Result; - } - - /// <summary> - /// Parses the specified endpointstring. - /// </summary> - /// <param name="endpointstring">The endpointstring.</param> - /// <param name="defaultport">The defaultport.</param> - /// <returns>IPEndPoint.</returns> - /// <exception cref="ArgumentException">Endpoint descriptor may not be empty.</exception> - /// <exception cref="FormatException"></exception> - private static async Task<IPEndPoint> Parse(string endpointstring, int defaultport) - { - if (string.IsNullOrEmpty(endpointstring) - || endpointstring.Trim().Length == 0) - { - throw new ArgumentException("Endpoint descriptor may not be empty."); - } - - if (defaultport != -1 && - (defaultport < IPEndPoint.MinPort - || defaultport > IPEndPoint.MaxPort)) - { - throw new ArgumentException(string.Format("Invalid default port '{0}'", defaultport)); - } - - string[] values = endpointstring.Split(new char[] { ':' }); - IPAddress ipaddy; - int port = -1; - - //check if we have an IPv6 or ports - if (values.Length <= 2) // ipv4 or hostname - { - port = values.Length == 1 ? defaultport : GetPort(values[1]); - - //try to use the address as IPv4, otherwise get hostname - if (!IPAddress.TryParse(values[0], out ipaddy)) - ipaddy = await GetIPfromHost(values[0]).ConfigureAwait(false); - } - else if (values.Length > 2) //ipv6 - { - //could [a:b:c]:d - if (values[0].StartsWith("[") && values[values.Length - 2].EndsWith("]")) - { - string ipaddressstring = string.Join(":", values.Take(values.Length - 1).ToArray()); - ipaddy = IPAddress.Parse(ipaddressstring); - port = GetPort(values[values.Length - 1]); - } - else //[a:b:c] or a:b:c - { - ipaddy = IPAddress.Parse(endpointstring); - port = defaultport; - } - } - else - { - throw new FormatException(string.Format("Invalid endpoint ipaddress '{0}'", endpointstring)); - } - - if (port == -1) - throw new ArgumentException(string.Format("No port specified: '{0}'", endpointstring)); - - return new IPEndPoint(ipaddy, port); - } - - protected static readonly CultureInfo UsCulture = new CultureInfo("en-US"); - - /// <summary> - /// Gets the port. - /// </summary> - /// <param name="p">The p.</param> - /// <returns>System.Int32.</returns> - /// <exception cref="FormatException"></exception> - private static int GetPort(string p) - { - if (!int.TryParse(p, out var port) - || port < IPEndPoint.MinPort - || port > IPEndPoint.MaxPort) - { - throw new FormatException(string.Format("Invalid end point port '{0}'", p)); - } - - return port; - } - - /// <summary> - /// Gets the I pfrom host. - /// </summary> - /// <param name="p">The p.</param> - /// <returns>IPAddress.</returns> - /// <exception cref="ArgumentException"></exception> - private static async Task<IPAddress> GetIPfromHost(string p) - { - var hosts = await Dns.GetHostAddressesAsync(p).ConfigureAwait(false); - - if (hosts == null || hosts.Length == 0) - throw new ArgumentException(string.Format("Host not found: {0}", p)); - - return hosts[0]; - } - public bool IsInSameSubnet(IPAddress address1, IPAddress address2, IPAddress subnetMask) { - IPAddress network1 = GetNetworkAddress(address1, subnetMask); - IPAddress network2 = GetNetworkAddress(address2, subnetMask); - return network1.Equals(network2); + IPAddress network1 = GetNetworkAddress(address1, subnetMask); + IPAddress network2 = GetNetworkAddress(address2, subnetMask); + return network1.Equals(network2); } private IPAddress GetNetworkAddress(IPAddress address, IPAddress subnetMask) @@ -575,7 +468,7 @@ namespace Emby.Server.Implementations.Networking byte[] broadcastAddress = new byte[ipAdressBytes.Length]; for (int i = 0; i < broadcastAddress.Length; i++) { - broadcastAddress[i] = (byte)(ipAdressBytes[i] & (subnetMaskBytes[i])); + broadcastAddress[i] = (byte)(ipAdressBytes[i] & subnetMaskBytes[i]); } return new IPAddress(broadcastAddress); @@ -615,24 +508,5 @@ namespace Emby.Server.Implementations.Networking return null; } - - /// <summary> - /// Gets the network shares. - /// </summary> - /// <param name="path">The path.</param> - /// <returns>IEnumerable{NetworkShare}.</returns> - public virtual IEnumerable<NetworkShare> GetNetworkShares(string path) - { - return new List<NetworkShare>(); - } - - /// <summary> - /// Gets available devices within the domain - /// </summary> - /// <returns>PC's in the Domain</returns> - public virtual IEnumerable<FileSystemEntryInfo> GetNetworkDevices() - { - return new List<FileSystemEntryInfo>(); - } } } |