private static ProxyClient GetProxyClient(Proxy proxy, HttpOptions options)
{
ProxyClient client;
if (proxy == null)
{
client = new NoProxyClient(new ProxySettings());
}
else
{
var settings = new ProxySettings()
{
Host = proxy.Host,
Port = proxy.Port,
ConnectTimeout = options.ConnectTimeout,
ReadWriteTimeOut = options.ReadWriteTimeout
};
if (proxy.NeedsAuthentication)
{
settings.Credentials = new NetworkCredential(proxy.Username, proxy.Password);
}
client = proxy.Type switch
{
ProxyType.Http => new HttpProxyClient(settings),
ProxyType.Socks4 => new Socks4ProxyClient(settings),
ProxyType.Socks4a => new Socks4aProxyClient(settings),
ProxyType.Socks5 => new Socks5ProxyClient(settings),
_ => throw new NotImplementedException()
};
}
return(client);
}
public async Task SendAsync_Get_Cookies()
{
var name = "name";
var value = "value";
var message = new HttpRequestMessage
{
Method = HttpMethod.Get,
RequestUri = new Uri($"http://httpbin.org/cookies/set?{name}={value}")
};
var settings = new ProxySettings();
var proxyClient = new NoProxyClient(settings);
var cookieContainer = new CookieContainer();
using var proxyClientHandler = new ProxyClientHandler(proxyClient)
{
CookieContainer = cookieContainer
};
using var client = new HttpClient(proxyClientHandler);
var response = await client.SendAsync(message);
var cookies = cookieContainer.GetCookies(new Uri("http://httpbin.org/"));
Assert.Single(cookies);
var cookie = cookies[name];
Assert.Equal(name, cookie.Name);
Assert.Equal(value, cookie.Value);
client.Dispose();
}
private static async Task <HttpResponse> RequestAsync(HttpRequest request)
{
var settings = new ProxySettings();
var proxyClient = new NoProxyClient(settings);
using var client = new RLHttpClient(proxyClient);
return(await client.SendAsync(request));
}
public async Task ConnectAsync_NoProxyClient_Http()
{
var settings = new ProxySettings();
var proxy = new NoProxyClient(settings);
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
var client = await proxy.ConnectAsync("example.com", 80, null, cts.Token);
var response = await GetResponseAsync(client, BuildSampleGetRequest(), cts.Token);
Assert.Contains("Example Domain", response);
}
private static async Task <HttpResponseMessage> RequestAsync(HttpRequestMessage request)
{
var settings = new ProxySettings();
var proxyClient = new NoProxyClient(settings);
using var proxyClientHandler = new ProxyClientHandler(proxyClient)
{
CookieContainer = new CookieContainer()
};
using var client = new HttpClient(proxyClientHandler);
return(await client.SendAsync(request));
}
/// <summary>
/// Creates a socket that talks to the given <paramref name="host"/> on the given <paramref name="port"/>
/// (optionally through a proxy) and returns the <see cref="NetworkStream"/>.
/// </summary>
public static async Task <TcpClient> GetClientAsync(string host, int port, TimeSpan timeout, Proxy proxy = null,
CancellationToken cancellationToken = default)
{
ProxyClient client;
if (proxy == null)
{
client = new NoProxyClient(new ProxySettings());
}
else
{
var settings = new ProxySettings()
{
Host = proxy.Host,
Port = proxy.Port,
ConnectTimeout = timeout,
ReadWriteTimeOut = timeout
};
if (proxy.NeedsAuthentication)
{
settings.Credentials = new NetworkCredential(proxy.Username, proxy.Password);
}
client = proxy.Type switch
{
ProxyType.Http => new HttpProxyClient(settings),
ProxyType.Socks4 => new Socks4ProxyClient(settings),
ProxyType.Socks4a => new Socks4aProxyClient(settings),
ProxyType.Socks5 => new Socks5ProxyClient(settings),
_ => throw new NotImplementedException()
};
}
return(await client.ConnectAsync(host, port, null, cancellationToken));
}
}
public async Task SendAsync_Get_Cookies()
{
var name = "name";
var value = "value";
var cookies = new Dictionary <string, string>();
var message = new HttpRequest
{
Method = HttpMethod.Get,
Uri = new Uri($"http://httpbin.org/cookies/set?{name}={value}"),
Cookies = cookies
};
var settings = new ProxySettings();
var proxyClient = new NoProxyClient(settings);
using var client = new RLHttpClient(proxyClient);
var response = await client.SendAsync(message);
Assert.Single(cookies);
Assert.Equal(value, cookies[name]);
}