using System; using System.Net; using Jellyfin.Networking.Configuration; using Jellyfin.Networking.Manager; using MediaBrowser.Common.Configuration; using MediaBrowser.Common.Net; using Moq; using Microsoft.Extensions.Logging.Abstractions; using Xunit; using System.Collections.ObjectModel; namespace Jellyfin.Networking.Tests { public class NetworkParseTests { /// /// Tries to identify the string and return an object of that class. /// /// String to parse. /// IPObject to return. /// True if the value parsed successfully. private static bool TryParse(string addr, out IPObject result) { if (!string.IsNullOrEmpty(addr)) { // Is it an IP address if (IPNetAddress.TryParse(addr, out IPNetAddress nw)) { result = nw; return true; } if (IPHost.TryParse(addr, out IPHost h)) { result = h; return true; } } result = IPNetAddress.None; return false; } private static IConfigurationManager GetMockConfig(NetworkConfiguration conf) { var configManager = new Mock { CallBase = true }; configManager.Setup(x => x.GetConfiguration(It.IsAny())).Returns(conf); return (IConfigurationManager)configManager.Object; } /// /// Checks the ability to ignore interfaces /// /// Mock network setup, in the format (IP address, interface index, interface name) : .... /// LAN addresses. /// Bind addresses that are excluded. [Theory] [InlineData("192.168.1.208/24,-16,eth16:200.200.200.200/24,11,eth11", "192.168.1.0/24;200.200.200.0/24", "[192.168.1.208/24,200.200.200.200/24]")] [InlineData("192.168.1.208/24,-16,eth16:200.200.200.200/24,11,eth11", "192.168.1.0/24", "[192.168.1.208/24]")] [InlineData("192.168.1.208/24,-16,vEthernet1:192.168.1.208/24,-16,vEthernet212;200.200.200.200/24,11,eth11", "192.168.1.0/24", "[192.168.1.208/24]")] public void IgnoreVirtualInterfaces(string interfaces, string lan, string value) { var conf = new NetworkConfiguration() { EnableIPV6 = true, EnableIPV4 = true, LocalNetworkSubnets = lan?.Split(';') ?? throw new ArgumentNullException(nameof(lan)) }; NetworkManager.MockNetworkSettings = interfaces; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); NetworkManager.MockNetworkSettings = string.Empty; Assert.Equal(nm.GetInternalBindAddresses().AsString(), value); } /// /// Check that the value given is in the network provided. /// /// Network address. /// Value to check. [Theory] [InlineData("192.168.10.0/24, !192.168.10.60/32", "192.168.10.60")] public void IsInNetwork(string network, string value) { if (network == null) { throw new ArgumentNullException(nameof(network)); } var conf = new NetworkConfiguration() { EnableIPV6 = true, EnableIPV4 = true, LocalNetworkSubnets = network.Split(',') }; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); Assert.False(nm.IsInLocalNetwork(value)); } /// /// Checks IP address formats. /// /// [Theory] [InlineData("127.0.0.1")] [InlineData("127.0.0.1:123")] [InlineData("localhost")] [InlineData("localhost:1345")] [InlineData("www.google.co.uk")] [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517")] [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517/56")] [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517]:124")] [InlineData("fe80::7add:12ff:febb:c67b%16")] [InlineData("[fe80::7add:12ff:febb:c67b%16]:123")] [InlineData("192.168.1.2/255.255.255.0")] [InlineData("192.168.1.2/24")] public void ValidIPStrings(string address) { Assert.True(TryParse(address, out _)); } /// /// All should be invalid address strings. /// /// Invalid address strings. [Theory] [InlineData("256.128.0.0.0.1")] [InlineData("127.0.0.1#")] [InlineData("localhost!")] [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517:1231")] [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517:1231]")] public void InvalidAddressString(string address) { Assert.False(TryParse(address, out _)); } /// /// Test collection parsing. /// /// Collection to parse. /// Included addresses from the collection. /// Included IP4 addresses from the collection. /// Excluded addresses from the collection. /// Excluded IP4 addresses from the collection. /// Network addresses of the collection. [Theory] [InlineData("127.0.0.1#", "[]", "[]", "[]", "[]", "[]")] [InlineData("!127.0.0.1", "[]", "[]", "[127.0.0.1/32]", "[127.0.0.1/32]", "[]")] [InlineData("", "[]", "[]", "[]", "[]", "[]")] [InlineData( "192.158.1.2/16, localhost, fd23:184f:2029:0:3139:7386:67d7:d517, !10.10.10.10", "[192.158.1.2/16,127.0.0.1/32,fd23:184f:2029:0:3139:7386:67d7:d517/128]", "[192.158.1.2/16,127.0.0.1/32]", "[10.10.10.10/32]", "[10.10.10.10/32]", "[192.158.0.0/16,127.0.0.1/32,fd23:184f:2029:0:3139:7386:67d7:d517/128]")] [InlineData("192.158.1.2/255.255.0.0,192.169.1.2/8", "[192.158.1.2/16,192.169.1.2/8]", "[192.158.1.2/16,192.169.1.2/8]", "[]", "[]", "[192.158.0.0/16,192.0.0.0/8]")] public void TestCollections(string settings, string result1, string result2, string result3, string result4, string result5) { if (settings == null) { throw new ArgumentNullException(nameof(settings)); } var conf = new NetworkConfiguration() { EnableIPV6 = true, EnableIPV4 = true, }; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); // Test included. Collection nc = nm.CreateIPCollection(settings.Split(","), false); Assert.Equal(nc.AsString(), result1); // Test excluded. nc = nm.CreateIPCollection(settings.Split(","), true); Assert.Equal(nc.AsString(), result3); conf.EnableIPV6 = false; nm.UpdateSettings(conf); // Test IP4 included. nc = nm.CreateIPCollection(settings.Split(","), false); Assert.Equal(nc.AsString(), result2); // Test IP4 excluded. nc = nm.CreateIPCollection(settings.Split(","), true); Assert.Equal(nc.AsString(), result4); conf.EnableIPV6 = true; nm.UpdateSettings(conf); // Test network addresses of collection. nc = nm.CreateIPCollection(settings.Split(","), false); nc = nc.AsNetworks(); Assert.Equal(nc.AsString(), result5); } /// /// Union two collections. /// /// Source. /// Destination. /// Result. [Theory] [InlineData("127.0.0.1", "fd23:184f:2029:0:3139:7386:67d7:d517/64,fd23:184f:2029:0:c0f0:8a8a:7605:fffa/128,fe80::3139:7386:67d7:d517%16/64,192.168.1.208/24,::1/128,127.0.0.1/8", "[127.0.0.1/32]")] [InlineData("127.0.0.1", "127.0.0.1/8", "[127.0.0.1/32]")] public void UnionCheck(string settings, string compare, string result) { if (settings == null) { throw new ArgumentNullException(nameof(settings)); } if (compare == null) { throw new ArgumentNullException(nameof(compare)); } if (result == null) { throw new ArgumentNullException(nameof(result)); } var conf = new NetworkConfiguration() { EnableIPV6 = true, EnableIPV4 = true, }; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); Collection nc1 = nm.CreateIPCollection(settings.Split(","), false); Collection nc2 = nm.CreateIPCollection(compare.Split(","), false); Assert.Equal(nc1.Union(nc2).AsString(), result); } [Theory] [InlineData("192.168.5.85/24", "192.168.5.1")] [InlineData("192.168.5.85/24", "192.168.5.254")] [InlineData("10.128.240.50/30", "10.128.240.48")] [InlineData("10.128.240.50/30", "10.128.240.49")] [InlineData("10.128.240.50/30", "10.128.240.50")] [InlineData("10.128.240.50/30", "10.128.240.51")] [InlineData("127.0.0.1/8", "127.0.0.1")] public void IpV4SubnetMaskMatchesValidIpAddress(string netMask, string ipAddress) { var ipAddressObj = IPNetAddress.Parse(netMask); Assert.True(ipAddressObj.Contains(IPAddress.Parse(ipAddress))); } [Theory] [InlineData("192.168.5.85/24", "192.168.4.254")] [InlineData("192.168.5.85/24", "191.168.5.254")] [InlineData("10.128.240.50/30", "10.128.240.47")] [InlineData("10.128.240.50/30", "10.128.240.52")] [InlineData("10.128.240.50/30", "10.128.239.50")] [InlineData("10.128.240.50/30", "10.127.240.51")] public void IpV4SubnetMaskDoesNotMatchInvalidIpAddress(string netMask, string ipAddress) { var ipAddressObj = IPNetAddress.Parse(netMask); Assert.False(ipAddressObj.Contains(IPAddress.Parse(ipAddress))); } [Theory] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0012:0000:0000:0000:0000")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0012:FFFF:FFFF:FFFF:FFFF")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0012:0001:0000:0000:0000")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0012:FFFF:FFFF:FFFF:FFF0")] [InlineData("2001:db8:abcd:0012::0/128", "2001:0DB8:ABCD:0012:0000:0000:0000:0000")] public void IpV6SubnetMaskMatchesValidIpAddress(string netMask, string ipAddress) { var ipAddressObj = IPNetAddress.Parse(netMask); Assert.True(ipAddressObj.Contains(IPAddress.Parse(ipAddress))); } [Theory] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0011:FFFF:FFFF:FFFF:FFFF")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0013:0000:0000:0000:0000")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0013:0001:0000:0000:0000")] [InlineData("2001:db8:abcd:0012::0/64", "2001:0DB8:ABCD:0011:FFFF:FFFF:FFFF:FFF0")] [InlineData("2001:db8:abcd:0012::0/128", "2001:0DB8:ABCD:0012:0000:0000:0000:0001")] public void IpV6SubnetMaskDoesNotMatchInvalidIpAddress(string netMask, string ipAddress) { var ipAddressObj = IPNetAddress.Parse(netMask); Assert.False(ipAddressObj.Contains(IPAddress.Parse(ipAddress))); } [Theory] [InlineData("10.0.0.0/255.0.0.0", "10.10.10.1/32")] [InlineData("10.0.0.0/8", "10.10.10.1/32")] [InlineData("10.0.0.0/255.0.0.0", "10.10.10.1")] [InlineData("10.10.0.0/255.255.0.0", "10.10.10.1/32")] [InlineData("10.10.0.0/16", "10.10.10.1/32")] [InlineData("10.10.0.0/255.255.0.0", "10.10.10.1")] [InlineData("10.10.10.0/255.255.255.0", "10.10.10.1/32")] [InlineData("10.10.10.0/24", "10.10.10.1/32")] [InlineData("10.10.10.0/255.255.255.0", "10.10.10.1")] public void TestSubnetContains(string network, string ip) { Assert.True(TryParse(network, out IPObject? networkObj)); Assert.True(TryParse(ip, out IPObject? ipObj)); Assert.True(networkObj.Contains(ipObj)); } [Theory] [InlineData("192.168.1.2/24,10.10.10.1/24,172.168.1.2/24", "172.168.1.2/24", "172.168.1.2/24")] [InlineData("192.168.1.2/24,10.10.10.1/24,172.168.1.2/24", "172.168.1.2/24, 10.10.10.1", "172.168.1.2/24,10.10.10.1/24")] [InlineData("192.168.1.2/24,10.10.10.1/24,172.168.1.2/24", "192.168.1.2/255.255.255.0, 10.10.10.1", "192.168.1.2/24,10.10.10.1/24")] [InlineData("192.168.1.2/24,10.10.10.1/24,172.168.1.2/24", "192.168.1.2/24, 100.10.10.1", "192.168.1.2/24")] [InlineData("192.168.1.2/24,10.10.10.1/24,172.168.1.2/24", "194.168.1.2/24, 100.10.10.1", "")] public void TestCollectionEquality(string source, string dest, string result) { if (source == null) { throw new ArgumentNullException(nameof(source)); } if (dest == null) { throw new ArgumentNullException(nameof(dest)); } if (result == null) { throw new ArgumentNullException(nameof(result)); } var conf = new NetworkConfiguration() { EnableIPV6 = true, EnableIPV4 = true }; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); // Test included, IP6. Collection ncSource = nm.CreateIPCollection(source.Split(",")); Collection ncDest = nm.CreateIPCollection(dest.Split(",")); Collection ncResult = ncSource.Union(ncDest); Collection resultCollection = nm.CreateIPCollection(result.Split(",")); Assert.True(ncResult.Compare(resultCollection)); } [Theory] [InlineData("10.1.1.1/32", "10.1.1.1")] [InlineData("192.168.1.254/32", "192.168.1.254/255.255.255.255")] public void TestEquals(string source, string dest) { Assert.True(IPNetAddress.Parse(source).Equals(IPNetAddress.Parse(dest))); Assert.True(IPNetAddress.Parse(dest).Equals(IPNetAddress.Parse(source))); } [Theory] // Testing bind interfaces. // On my system eth16 is internal, eth11 external (Windows defines the indexes). // // This test is to replicate how DNLA requests work throughout the system. // User on internal network, we're bound internal and external - so result is internal. [InlineData("192.168.1.1", "eth16,eth11", false, "eth16")] // User on external network, we're bound internal and external - so result is external. [InlineData("8.8.8.8", "eth16,eth11", false, "eth11")] // User on internal network, we're bound internal only - so result is internal. [InlineData("10.10.10.10", "eth16", false, "eth16")] // User on internal network, no binding specified - so result is the 1st internal. [InlineData("192.168.1.1", "", false, "eth16")] // User on external network, internal binding only - so result is the 1st internal. [InlineData("jellyfin.org", "eth16", false, "eth16")] // User on external network, no binding - so result is the 1st external. [InlineData("jellyfin.org", "", false, "eth11")] // User assumed to be internal, no binding - so result is the 1st internal. [InlineData("", "", false, "eth16")] public void TestBindInterfaces(string source, string bindAddresses, bool ipv6enabled, string result) { if (source == null) { throw new ArgumentNullException(nameof(source)); } if (bindAddresses == null) { throw new ArgumentNullException(nameof(bindAddresses)); } if (result == null) { throw new ArgumentNullException(nameof(result)); } var conf = new NetworkConfiguration() { LocalNetworkAddresses = bindAddresses.Split(','), EnableIPV6 = ipv6enabled, EnableIPV4 = true }; NetworkManager.MockNetworkSettings = "192.168.1.208/24,-16,eth16:200.200.200.200/24,11,eth11"; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); NetworkManager.MockNetworkSettings = string.Empty; _ = nm.TryParseInterface(result, out Collection? resultObj); if (resultObj != null) { result = ((IPNetAddress)resultObj[0]).ToString(true); var intf = nm.GetBindInterface(source, out int? _); Assert.Equal(intf, result); } } [Theory] // Testing bind interfaces. These are set for my system so won't work elsewhere. // On my system eth16 is internal, eth11 external (Windows defines the indexes). // // This test is to replicate how subnet bound ServerPublisherUri work throughout the system. // User on internal network, we're bound internal and external - so result is internal override. [InlineData("192.168.1.1", "192.168.1.0/24", "eth16,eth11", false, "192.168.1.0/24=internal.jellyfin", "internal.jellyfin")] // User on external network, we're bound internal and external - so result is override. [InlineData("8.8.8.8", "192.168.1.0/24", "eth16,eth11", false, "0.0.0.0=http://helloworld.com", "http://helloworld.com")] // User on internal network, we're bound internal only, but the address isn't in the LAN - so return the override. [InlineData("10.10.10.10", "192.168.1.0/24", "eth16", false, "0.0.0.0=http://internalButNotDefinedAsLan.com", "http://internalButNotDefinedAsLan.com")] // User on internal network, no binding specified - so result is the 1st internal. [InlineData("192.168.1.1", "192.168.1.0/24", "", false, "0.0.0.0=http://helloworld.com", "eth16")] // User on external network, internal binding only - so asumption is a proxy forward, return external override. [InlineData("jellyfin.org", "192.168.1.0/24", "eth16", false, "0.0.0.0=http://helloworld.com", "http://helloworld.com")] // User on external network, no binding - so result is the 1st external which is overriden. [InlineData("jellyfin.org", "192.168.1.0/24", "", false, "0.0.0.0 = http://helloworld.com", "http://helloworld.com")] // User assumed to be internal, no binding - so result is the 1st internal. [InlineData("", "192.168.1.0/24", "", false, "0.0.0.0=http://helloworld.com", "eth16")] // User is internal, no binding - so result is the 1st internal, which is then overridden. [InlineData("192.168.1.1", "192.168.1.0/24", "", false, "eth16=http://helloworld.com", "http://helloworld.com")] public void TestBindInterfaceOverrides(string source, string lan, string bindAddresses, bool ipv6enabled, string publishedServers, string result) { if (lan == null) { throw new ArgumentNullException(nameof(lan)); } if (bindAddresses == null) { throw new ArgumentNullException(nameof(bindAddresses)); } var conf = new NetworkConfiguration() { LocalNetworkSubnets = lan.Split(','), LocalNetworkAddresses = bindAddresses.Split(','), EnableIPV6 = ipv6enabled, EnableIPV4 = true, PublishedServerUriBySubnet = new string[] { publishedServers } }; NetworkManager.MockNetworkSettings = "192.168.1.208/24,-16,eth16:200.200.200.200/24,11,eth11"; using var nm = new NetworkManager(GetMockConfig(conf), new NullLogger()); NetworkManager.MockNetworkSettings = string.Empty; if (nm.TryParseInterface(result, out Collection? resultObj) && resultObj != null) { // Parse out IPAddresses so we can do a string comparison. (Ignore subnet masks). result = ((IPNetAddress)resultObj[0]).ToString(true); } var intf = nm.GetBindInterface(source, out int? _); Assert.Equal(intf, result); } } }