/// <summary>Default constructor.</summary> /// <remarks>Default constructor.</remarks> public SystemDefaultCredentialsProvider() : base() { this.@internal = new BasicCredentialsProvider(); }
public virtual CloseableHttpClient Build() { // Create main request executor HttpRequestExecutor requestExec = this.requestExec; if (requestExec == null) { requestExec = new HttpRequestExecutor(); } HttpClientConnectionManager connManager = this.connManager; if (connManager == null) { LayeredConnectionSocketFactory sslSocketFactory = this.sslSocketFactory; if (sslSocketFactory == null) { string[] supportedProtocols = systemProperties ? Split(Runtime.GetProperty("https.protocols" )) : null; string[] supportedCipherSuites = systemProperties ? Split(Runtime.GetProperty("https.cipherSuites" )) : null; X509HostnameVerifier hostnameVerifier = this.hostnameVerifier; if (hostnameVerifier == null) { hostnameVerifier = SSLConnectionSocketFactory.BrowserCompatibleHostnameVerifier; } if (sslcontext != null) { sslSocketFactory = new SSLConnectionSocketFactory(sslcontext, supportedProtocols, supportedCipherSuites, hostnameVerifier); } else { if (systemProperties) { sslSocketFactory = new SSLConnectionSocketFactory((SSLSocketFactory)SSLSocketFactory .GetDefault(), supportedProtocols, supportedCipherSuites, hostnameVerifier); } else { sslSocketFactory = new SSLConnectionSocketFactory(SSLContexts.CreateDefault(), hostnameVerifier ); } } } PoolingHttpClientConnectionManager poolingmgr = new PoolingHttpClientConnectionManager (RegistryBuilder.Create <ConnectionSocketFactory>().Register("http", PlainConnectionSocketFactory .GetSocketFactory()).Register("https", sslSocketFactory).Build()); if (defaultSocketConfig != null) { poolingmgr.SetDefaultSocketConfig(defaultSocketConfig); } if (defaultConnectionConfig != null) { poolingmgr.SetDefaultConnectionConfig(defaultConnectionConfig); } if (systemProperties) { string s = Runtime.GetProperty("http.keepAlive", "true"); if (Sharpen.Runtime.EqualsIgnoreCase("true", s)) { s = Runtime.GetProperty("http.maxConnections", "5"); int max = System.Convert.ToInt32(s); poolingmgr.SetDefaultMaxPerRoute(max); poolingmgr.SetMaxTotal(2 * max); } } if (maxConnTotal > 0) { poolingmgr.SetMaxTotal(maxConnTotal); } if (maxConnPerRoute > 0) { poolingmgr.SetDefaultMaxPerRoute(maxConnPerRoute); } connManager = poolingmgr; } ConnectionReuseStrategy reuseStrategy = this.reuseStrategy; if (reuseStrategy == null) { if (systemProperties) { string s = Runtime.GetProperty("http.keepAlive", "true"); if (Sharpen.Runtime.EqualsIgnoreCase("true", s)) { reuseStrategy = DefaultConnectionReuseStrategy.Instance; } else { reuseStrategy = NoConnectionReuseStrategy.Instance; } } else { reuseStrategy = DefaultConnectionReuseStrategy.Instance; } } ConnectionKeepAliveStrategy keepAliveStrategy = this.keepAliveStrategy; if (keepAliveStrategy == null) { keepAliveStrategy = DefaultConnectionKeepAliveStrategy.Instance; } AuthenticationStrategy targetAuthStrategy = this.targetAuthStrategy; if (targetAuthStrategy == null) { targetAuthStrategy = TargetAuthenticationStrategy.Instance; } AuthenticationStrategy proxyAuthStrategy = this.proxyAuthStrategy; if (proxyAuthStrategy == null) { proxyAuthStrategy = ProxyAuthenticationStrategy.Instance; } UserTokenHandler userTokenHandler = this.userTokenHandler; if (userTokenHandler == null) { if (!connectionStateDisabled) { userTokenHandler = DefaultUserTokenHandler.Instance; } else { userTokenHandler = NoopUserTokenHandler.Instance; } } ClientExecChain execChain = new MainClientExec(requestExec, connManager, reuseStrategy , keepAliveStrategy, targetAuthStrategy, proxyAuthStrategy, userTokenHandler); execChain = DecorateMainExec(execChain); HttpProcessor httpprocessor = this.httpprocessor; if (httpprocessor == null) { string userAgent = this.userAgent; if (userAgent == null) { if (systemProperties) { userAgent = Runtime.GetProperty("http.agent"); } if (userAgent == null) { userAgent = DefaultUserAgent; } } HttpProcessorBuilder b = HttpProcessorBuilder.Create(); if (requestFirst != null) { foreach (IHttpRequestInterceptor i in requestFirst) { b.AddFirst(i); } } if (responseFirst != null) { foreach (HttpResponseInterceptor i in responseFirst) { b.AddFirst(i); } } b.AddAll(new RequestDefaultHeaders(defaultHeaders), new RequestContent(), new RequestTargetHost (), new RequestClientConnControl(), new RequestUserAgent(userAgent), new RequestExpectContinue ()); if (!cookieManagementDisabled) { b.Add(new RequestAddCookies()); } if (!contentCompressionDisabled) { b.Add(new RequestAcceptEncoding()); } if (!authCachingDisabled) { b.Add(new RequestAuthCache()); } if (!cookieManagementDisabled) { b.Add(new ResponseProcessCookies()); } if (!contentCompressionDisabled) { b.Add(new ResponseContentEncoding()); } if (requestLast != null) { foreach (IHttpRequestInterceptor i in requestLast) { b.AddLast(i); } } if (responseLast != null) { foreach (HttpResponseInterceptor i in responseLast) { b.AddLast(i); } } httpprocessor = b.Build(); } execChain = new ProtocolExec(execChain, httpprocessor); execChain = DecorateProtocolExec(execChain); // Add request retry executor, if not disabled if (!automaticRetriesDisabled) { HttpRequestRetryHandler retryHandler = this.retryHandler; if (retryHandler == null) { retryHandler = DefaultHttpRequestRetryHandler.Instance; } execChain = new RetryExec(execChain, retryHandler); } HttpRoutePlanner routePlanner = this.routePlanner; if (routePlanner == null) { SchemePortResolver schemePortResolver = this.schemePortResolver; if (schemePortResolver == null) { schemePortResolver = DefaultSchemePortResolver.Instance; } if (proxy != null) { routePlanner = new DefaultProxyRoutePlanner(proxy, schemePortResolver); } else { if (systemProperties) { routePlanner = new SystemDefaultRoutePlanner(schemePortResolver, ProxySelector.GetDefault ()); } else { routePlanner = new DefaultRoutePlanner(schemePortResolver); } } } // Add redirect executor, if not disabled if (!redirectHandlingDisabled) { RedirectStrategy redirectStrategy = this.redirectStrategy; if (redirectStrategy == null) { redirectStrategy = DefaultRedirectStrategy.Instance; } execChain = new RedirectExec(execChain, routePlanner, redirectStrategy); } // Optionally, add service unavailable retry executor ServiceUnavailableRetryStrategy serviceUnavailStrategy = this.serviceUnavailStrategy; if (serviceUnavailStrategy != null) { execChain = new ServiceUnavailableRetryExec(execChain, serviceUnavailStrategy); } // Optionally, add connection back-off executor BackoffManager backoffManager = this.backoffManager; ConnectionBackoffStrategy connectionBackoffStrategy = this.connectionBackoffStrategy; if (backoffManager != null && connectionBackoffStrategy != null) { execChain = new BackoffStrategyExec(execChain, connectionBackoffStrategy, backoffManager ); } Lookup <AuthSchemeProvider> authSchemeRegistry = this.authSchemeRegistry; if (authSchemeRegistry == null) { authSchemeRegistry = RegistryBuilder.Create <AuthSchemeProvider>().Register(AuthSchemes .Basic, new BasicSchemeFactory()).Register(AuthSchemes.Digest, new DigestSchemeFactory ()).Register(AuthSchemes.Ntlm, new NTLMSchemeFactory()).Register(AuthSchemes.Spnego , new SPNegoSchemeFactory()).Register(AuthSchemes.Kerberos, new KerberosSchemeFactory ()).Build(); } Lookup <CookieSpecProvider> cookieSpecRegistry = this.cookieSpecRegistry; if (cookieSpecRegistry == null) { cookieSpecRegistry = RegistryBuilder.Create <CookieSpecProvider>().Register(CookieSpecs .BestMatch, new BestMatchSpecFactory()).Register(CookieSpecs.Standard, new RFC2965SpecFactory ()).Register(CookieSpecs.BrowserCompatibility, new BrowserCompatSpecFactory()).Register (CookieSpecs.Netscape, new NetscapeDraftSpecFactory()).Register(CookieSpecs.IgnoreCookies , new IgnoreSpecFactory()).Register("rfc2109", new RFC2109SpecFactory()).Register ("rfc2965", new RFC2965SpecFactory()).Build(); } CookieStore defaultCookieStore = this.cookieStore; if (defaultCookieStore == null) { defaultCookieStore = new BasicCookieStore(); } CredentialsProvider defaultCredentialsProvider = this.credentialsProvider; if (defaultCredentialsProvider == null) { if (systemProperties) { defaultCredentialsProvider = new SystemDefaultCredentialsProvider(); } else { defaultCredentialsProvider = new BasicCredentialsProvider(); } } return(new InternalHttpClient(execChain, connManager, routePlanner, cookieSpecRegistry , authSchemeRegistry, defaultCookieStore, defaultCredentialsProvider, defaultRequestConfig != null ? defaultRequestConfig : RequestConfig.Default, closeables != null ? new AList <IDisposable>(closeables) : null)); }
/// <exception cref="System.IO.IOException"></exception> /// <exception cref="Apache.Http.HttpException"></exception> public virtual Socket Tunnel(HttpHost proxy, HttpHost target, Credentials credentials ) { Args.NotNull(proxy, "Proxy host"); Args.NotNull(target, "Target host"); Args.NotNull(credentials, "Credentials"); HttpHost host = target; if (host.GetPort() <= 0) { host = new HttpHost(host.GetHostName(), 80, host.GetSchemeName()); } HttpRoute route = new HttpRoute(host, this.requestConfig.GetLocalAddress(), proxy , false, RouteInfo.TunnelType.Tunnelled, RouteInfo.LayerType.Plain); ManagedHttpClientConnection conn = this.connFactory.Create(route, this.connectionConfig ); HttpContext context = new BasicHttpContext(); HttpResponse response; IHttpRequest connect = new BasicHttpRequest("CONNECT", host.ToHostString(), HttpVersion .Http11); BasicCredentialsProvider credsProvider = new BasicCredentialsProvider(); credsProvider.SetCredentials(new AuthScope(proxy), credentials); // Populate the execution context context.SetAttribute(HttpCoreContext.HttpTargetHost, target); context.SetAttribute(HttpCoreContext.HttpConnection, conn); context.SetAttribute(HttpCoreContext.HttpRequest, connect); context.SetAttribute(HttpClientContext.HttpRoute, route); context.SetAttribute(HttpClientContext.ProxyAuthState, this.proxyAuthState); context.SetAttribute(HttpClientContext.CredsProvider, credsProvider); context.SetAttribute(HttpClientContext.AuthschemeRegistry, this.authSchemeRegistry ); context.SetAttribute(HttpClientContext.RequestConfig, this.requestConfig); this.requestExec.PreProcess(connect, this.httpProcessor, context); for (; ;) { if (!conn.IsOpen()) { Socket socket = Sharpen.Extensions.CreateSocket(proxy.GetHostName(), proxy.GetPort ()); conn.Bind(socket); } this.authenticator.GenerateAuthResponse(connect, this.proxyAuthState, context); response = this.requestExec.Execute(connect, conn, context); int status = response.GetStatusLine().GetStatusCode(); if (status < 200) { throw new HttpException("Unexpected response to CONNECT request: " + response.GetStatusLine ()); } if (this.authenticator.IsAuthenticationRequested(proxy, response, this.proxyAuthStrategy , this.proxyAuthState, context)) { if (this.authenticator.HandleAuthChallenge(proxy, response, this.proxyAuthStrategy , this.proxyAuthState, context)) { // Retry request if (this.reuseStrategy.KeepAlive(response, context)) { // Consume response content HttpEntity entity = response.GetEntity(); EntityUtils.Consume(entity); } else { conn.Close(); } // discard previous auth header connect.RemoveHeaders(AUTH.ProxyAuthResp); } else { break; } } else { break; } } int status_1 = response.GetStatusLine().GetStatusCode(); if (status_1 > 299) { // Buffer response content HttpEntity entity = response.GetEntity(); if (entity != null) { response.SetEntity(new BufferedHttpEntity(entity)); } conn.Close(); throw new TunnelRefusedException("CONNECT refused by proxy: " + response.GetStatusLine (), response); } return(conn.GetSocket()); }