public void ResolveIPv6_WorksCorrectly()
{
var target = new IP2CountryResolver(
new MockDataSource <IPRangeCountry>(new[]
{
new IPRangeCountry {
Country = "AA", Start = IPAddress.Parse("::1"), End = IPAddress.Parse("::F")
},
new IPRangeCountry {
Country = "BB", Start = IPAddress.Parse("::10"), End = IPAddress.Parse("::1F")
},
new IPRangeCountry {
Country = "CC", Start = IPAddress.Parse("::20"), End = IPAddress.Parse("::2F")
}
})
);
Assert.IsNull(target.Resolve("::0"));
Assert.AreEqual("AA", target.Resolve("::1")?.Country);
Assert.AreEqual("AA", target.Resolve("::F")?.Country);
Assert.AreEqual("BB", target.Resolve("::10")?.Country);
Assert.AreEqual("BB", target.Resolve("::1F")?.Country);
Assert.AreEqual("CC", target.Resolve("::20")?.Country);
Assert.AreEqual("CC", target.Resolve("::2F")?.Country);
Assert.IsNull(target.Resolve("::30"));
}
static async Task Main(string[] args)
{
// Download all registry delegation latest files and store/"cache" them in a temp directory
var d = new CachingWebClient();
var temppath = Directory.CreateDirectory(Path.Combine(Path.GetTempPath(), "delegationcache")).FullName;
await Task.WhenAll(
d.DownloadAsync("http://ftp.ripe.net/ripe/stats/delegated-ripencc-extended-latest", Path.Combine(temppath, "ripe.dat")),
d.DownloadAsync("http://ftp.apnic.net/pub/stats/apnic/delegated-apnic-extended-latest", Path.Combine(temppath, "apnic.dat")),
d.DownloadAsync("http://ftp.arin.net/pub/stats/arin/delegated-arin-extended-latest", Path.Combine(temppath, "arin.dat")),
d.DownloadAsync("http://ftp.lacnic.net/pub/stats/lacnic/delegated-lacnic-extended-latest", Path.Combine(temppath, "lacnic.dat")),
d.DownloadAsync("http://ftp.afrinic.net/pub/stats/afrinic/delegated-afrinic-extended-latest", Path.Combine(temppath, "afrinic.dat"))
);
// Initialize resolver with all data files
var resolver = new IP2CountryResolver(
Directory.GetFiles(temppath, "*.dat").Select(f => new RegistryCSVFileSource(f))
);
// A bunch of semi-"random" IPv4/IPv6 IP's from random countries for demonstration purposes...
var ips = new[] {
"172.217.17.110", "31.13.91.36",
"2607:f8b0:4005:80b:0:0:0:200e", "2a03:2880:f11b:83:face:b00c:0:25de"
};
var results = resolver.Resolve(ips);
// Now show the IP -> Country results
for (int i = 0; i < ips.Length; i++)
{
Console.WriteLine($"IP: {ips[i],40}\tCountry: {results[i]?.Country ?? "Unknown"}");
}
}
public void ResolveOnEmptyDataSet_WorksCorrectly()
{
var target = new IP2CountryResolver(
new MockDataSource <IPRangeCountry>(Array.Empty <IPRangeCountry>())
);
Assert.IsNull(target.Resolve("1.2.3.4"));
}
public string GetUserHostRegion(string userHostAddress)
{
var resolver = new IP2CountryResolver(new IIP2CountryDataSource[] {
new IpToAsnCSVFileSource(GetFullPath("App_Data/ip2country-v4.tsv.gz")),
new IpToAsnCSVFileSource(GetFullPath("App_Data/ip2country-v6.tsv.gz")),
});
var resoult = resolver.Resolve(userHostAddress);
return(resoult.Country);
}
public void ResolveSingleRecord_WorksCorrectly()
{
var target = new IP2CountryResolver(
new MockDataSource <IPRangeCountry>(new[]
{
new IPRangeCountry {
Country = "AA", Start = IPAddress.Parse("0.0.0.1"), End = IPAddress.Parse("0.0.0.1")
},
})
);
Assert.IsNull(target.Resolve("0.0.0.0"));
Assert.AreEqual("AA", target.Resolve("0.0.0.1")?.Country);
Assert.IsNull(target.Resolve("0.0.0.2"));
}
private void Reload(object state)
{
if (!_reloading)
{
_reloading = true;
Trace.WriteLine("Reloading...");
// Download latest files
DownloadLatest(_config.CacheDirectory, _config.RefreshInterval.Add(TimeSpan.FromSeconds(-1)));
// Make a new resolver
var resolver = new IP2CountryResolver(
Directory.GetFiles(_config.CacheDirectory, "*.dat").Select(f => new RegistryCSVFileSource(f))
);
// Swap out current resolver with new resolver
_resolver = resolver;
_reloading = false;
Trace.WriteLine("Reload done...");
}
}
