public FakeReverseProxyTests()
{
_sut = null;
AppFunc proxiedAppFunc = async env =>
{
var context = new OwinContext(env);
_sut = context;
context.Response.StatusCode = 200;
context.Response.ReasonPhrase = "OK";
await context.Response.WriteAsync("Hello");
};
var settings = new FakeReverseProxySettings();
settings
.Forward("/some/path/")
.To(proxiedAppFunc, new Uri("http://internal1.example.com:8080/link/"));
var handler = new OwinHttpMessageHandler(new FakeReverseProxy(settings).AppFunc)
{
AllowAutoRedirect = false,
UseCookies = true
};
_client = new HttpClient(handler)
{
BaseAddress = new Uri("https://example.com")
};
}
public void Should_not_find_match(string location)
{
var settings = new FakeReverseProxySettings();
settings
.Forward("/some/path")
.To(env => Task.FromResult(0), new Uri("http://internal.example.com/link/"));
var forwardEntry = settings.FindForwardEntry(location);
forwardEntry.Should().BeNull();
}
public void Should_find_match(string location, string expectedProxiedUrl)
{
var settings = new FakeReverseProxySettings();
settings
.Forward(location)
.To(env => Task.FromResult(0), new Uri("http://internal.example.com/link/"));
var forwardEntry = settings.FindForwardEntry("/some/path/page.html");
var url = forwardEntry.GetUri("/some/path/page.html");
forwardEntry.Should().NotBeNull();
url.ToString().Should().Be(expectedProxiedUrl);
}
public FakeReverseProxy(FakeReverseProxySettings settings)
{
if (settings == null)
{
throw new ArgumentNullException("settings");
}
AppFunc = async env =>
{
var context = new OwinContext(env);
ForwardEntry forwardEntry = settings.FindForwardEntry(context.Request.Uri.AbsolutePath);
if (forwardEntry != null)
{
await forwardEntry.Forward(env);
return;
}
context.Response.StatusCode = 500;
context.Response.ReasonPhrase = "Internal Server Error";
await context.Response.WriteAsync("Unknown host");
};
}