private static async Task <string> GetPageAsync(string page, string hostname = null, string[] pins = null, byte[] clientCert = null, string certPassword = null, byte[] caCert = null)
{
var secureHttpClientHandler = SecureHttpClientHandlerBuilder.Build();
if (pins != null)
{
secureHttpClientHandler.AddCertificatePinner(hostname, pins);
}
if (clientCert != null)
{
var provider = new ImportedClientCertificateProvider();
provider.Import(clientCert, certPassword);
secureHttpClientHandler.SetClientCertificates(provider);
}
if (caCert != null)
{
secureHttpClientHandler.SetTrustedRoots(caCert);
}
string result;
using (var httpClient = new HttpClient(secureHttpClientHandler))
using (var response = await httpClient.GetAsync(page).ConfigureAwait(false))
{
result = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
if (!response.IsSuccessStatusCode)
{
throw new HttpResponseException(response.StatusCode, result);
}
}
return(result);
}
protected void SetClientCertificate(byte[] clientCert, string certPassword)
{
var provider = new ImportedClientCertificateProvider();
provider.Import(clientCert, certPassword);
_secureHttpClientHandler.SetClientCertificates(provider);
}