private HttpClient GetHttpClient(ServiceDiscoveryConfig config)
{
lock (HttpClientLock)
{
bool useHttps = config.UseHttpsOverride ?? UseHttpsDefault;
string securityRole = config.SecurityRole;
var httpKey = Tuple.Create(useHttps, securityRole, config.RequestTimeout);
if (LastHttpClient != null && LastHttpClientKey.Equals(httpKey))
{
return(LastHttpClient);
}
if (useHttps)
{
InitHttps(securityRole);
}
LastHttpClientKey = httpKey;
LastHttpClient = new HttpClient(HttpMessageHandler);
TimeSpan?timeout = Timeout ?? config.RequestTimeout;
if (timeout.HasValue)
{
LastHttpClient.Timeout = timeout.Value;
}
return(LastHttpClient);
}
}
private (HttpClient httpClient, bool isHttps, bool isNewCreated) GetHttpClient(ServiceDiscoveryConfig serviceConfig, DiscoveryConfig defaultConfig, bool tryHttps, string hostname, int basePort)
{
var forceHttps = serviceConfig.UseHttpsOverride ?? (ServiceInterfaceRequiresHttps || defaultConfig.UseHttpsOverride);
var useHttps = tryHttps || forceHttps;
string securityRole = serviceConfig.SecurityRole;
var verificationMode = serviceConfig.ServerCertificateVerification ??
defaultConfig.ServerCertificateVerification;
var supplyClientCertificate = (serviceConfig.ClientCertificateVerification ?? defaultConfig.ClientCertificateVerification)
== ClientCertificateVerificationMode.VerifyIdenticalRootCertificate;
var httpKey = new HttpClientConfiguration(useHttps, securityRole, serviceConfig.RequestTimeout, verificationMode, supplyClientCertificate);
lock (HttpClientLock)
{
if (LastHttpClient != null && LastHttpClientKey.Equals(httpKey))
{
return(httpClient : LastHttpClient, isHttps : useHttps, isNewCreated : false);
}
// In case we're trying HTTPs and the previous request on this instance was HTTP (or if this is the first request)
if (Not(forceHttps) && httpKey.UseHttps && Not(LastHttpClientKey?.UseHttps ?? false))
{
var now = DateTime.Now;
if (now - _lastHttpsTestTime > _httpsTestInterval)
{
_lastHttpsTestTime = now;
RunHttpsAvailabilityTest(httpKey, hostname, basePort);
}
httpKey = new HttpClientConfiguration(
useHttps: false,
securityRole: null,
timeout: httpKey.Timeout,
verificationMode: httpKey.VerificationMode,
supplyClientCertificate: httpKey.SupplyClientCertificate);
}
var isNewCreated = false;
if (!(LastHttpClientKey?.Equals(httpKey) ?? false))
{
isNewCreated = true;
var equalState = (LastHttpClientKey?.Equals(httpKey))?.ToString() ?? "FirstTime";
Log.Info(msg => msg("GetHttpClient created new HttpClient", unencryptedTags: new Tags
{
{ "debug.delay.newHttpClient", equalState },
{ "debug.delay.method", "GetHttpClient" }
})); // we expect this not to be equal ever
var messageHandler = _httpMessageHandlerFactory(httpKey);
var httpClient = CreateHttpClient(messageHandler, httpKey.Timeout);
LastHttpClient = httpClient;
LastHttpClientKey = httpKey;
_httpMessageHandler = messageHandler;
}
return(httpClient : LastHttpClient, isHttps : httpKey.UseHttps, isNewCreated : isNewCreated);
}
}
private (HttpClient httpClient, bool isHttps) GetHttpClient(ServiceDiscoveryConfig serviceConfig, DiscoveryConfig defaultConfig, bool tryHttps, string hostname, int basePort)
{
var forceHttps = serviceConfig.UseHttpsOverride ?? (ServiceInterfaceRequiresHttps || defaultConfig.UseHttpsOverride);
var useHttps = tryHttps || forceHttps;
string securityRole = serviceConfig.SecurityRole;
var verificationMode = serviceConfig.ServerCertificateVerification ??
defaultConfig.ServerCertificateVerification;
var supplyClientCertificate = (serviceConfig.ClientCertificateVerification ?? defaultConfig.ClientCertificateVerification)
== ClientCertificateVerificationMode.VerifyIdenticalRootCertificate;
var httpKey = new HttpClientConfiguration(useHttps, securityRole, serviceConfig.RequestTimeout, verificationMode, supplyClientCertificate);
lock (HttpClientLock)
{
if (LastHttpClient != null && LastHttpClientKey.Equals(httpKey))
{
return(httpClient : LastHttpClient, isHttps : useHttps);
}
// In case we're trying HTTPs and the previous request on this instance was HTTP (or if this is the first request)
if (Not(forceHttps) && httpKey.UseHttps && Not(LastHttpClientKey?.UseHttps ?? false))
{
var now = DateTime.Now;
if (now - _lastHttpsTestTime > _httpsTestInterval)
{
_lastHttpsTestTime = now;
RunHttpsAvailabilityTest(httpKey, hostname, basePort);
}
httpKey = new HttpClientConfiguration(
useHttps: false,
securityRole: null,
timeout: httpKey.Timeout,
verificationMode: httpKey.VerificationMode,
supplyClientCertificate: httpKey.SupplyClientCertificate);
}
if (!(LastHttpClientKey?.Equals(httpKey) ?? false))
{
var messageHandler = _httpMessageHandlerFactory(httpKey);
var httpClient = CreateHttpClient(messageHandler, httpKey.Timeout);
LastHttpClient = httpClient;
LastHttpClientKey = httpKey;
_httpMessageHandler = messageHandler;
}
return(httpClient : LastHttpClient, isHttps : httpKey.UseHttps);
}
}
