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/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
/**
* Please note that this file is autogenerated.
* The backwards compatibility of the default values provided by new client configuration defaults is not guaranteed;
* the values might change over time.
*/
#include <aws/common/platform.h> // for AWS_OS_IOS macro
#include <aws/core/config/defaults/ClientConfigurationDefaults.h>
#include <aws/core/config/AWSProfileConfigLoader.h>
#include <aws/core/client/ClientConfiguration.h>
#include <aws/core/internal/AWSHttpResourceClient.h>
#include <aws/core/platform/Environment.h>
#include <aws/core/utils/StringUtils.h>
#include <aws/core/utils/logging/LogMacros.h>
namespace Aws
{
namespace Config
{
namespace Defaults
{
static const char* CLIENT_CONFIG_DEFAULTS_TAG = "ClientConfigurationDefaults";
void SetSmartDefaultsConfigurationParameters(Aws::Client::ClientConfiguration& clientConfig,
const Aws::String& defaultMode,
bool hasEc2MetadataRegion,
const Aws::String& ec2MetadataRegion)
{
const Aws::String caseInsensitiveMode = ResolveDefaultModeName(clientConfig,
defaultMode,
Aws::Config::GetCachedConfigValue("defaults_mode"),
hasEc2MetadataRegion,
ec2MetadataRegion);
if(caseInsensitiveMode == "legacy")
{
return SetLegacyClientConfiguration(clientConfig);
}
if(caseInsensitiveMode == "standard")
{
return SetStandardClientConfiguration(clientConfig);
}
if(caseInsensitiveMode == "in-region")
{
return SetInRegionClientConfiguration(clientConfig);
}
if(caseInsensitiveMode == "cross-region")
{
return SetCrossRegionClientConfiguration(clientConfig);
}
if(caseInsensitiveMode == "mobile")
{
return SetMobileClientConfiguration(clientConfig);
}
return SetLegacyClientConfiguration(clientConfig);
}
bool isMobile()
{
#if defined(AWS_OS_IOS) || defined (__ANDROID__)
return true;
#else
return false;
#endif
}
const char* ResolveAutoClientConfiguration(const Aws::Client::ClientConfiguration& clientConfig,
const Aws::String& ec2MetadataRegion)
{
// Check if we're on mobile, CPP SDK is statically built, so we can check how we were built
if(isMobile())
{
return "mobile";
}
// We're not on mobile (best we can tell). See if we can determine whether we're an in-region or
// cross-region client.
Aws::String current_region;
Aws::String env_region = Aws::Environment::GetEnv("AWS_DEFAULT_REGION");
if(!Aws::Environment::GetEnv("AWS_EXECUTION_ENV").empty())
{
// We're running in an AWS service environment, so we can trust the region environment variables
// to be the current region, if they're set
current_region = Aws::Environment::GetEnv("AWS_REGION");
if(current_region.empty())
{
current_region = Aws::Environment::GetEnv("AWS_DEFAULT_REGION");
}
}
if(current_region.empty())
{
current_region = ec2MetadataRegion;
}
if(!current_region.empty() && !clientConfig.region.empty())
{
if(current_region == clientConfig.region)
{
return "in-region";
}
else
{
return "cross-region";
}
}
// We don't seem to be mobile, and we couldn't determine whether we're running within an AWS region.
// Fall back to standard.
return "standard";
}
void SetLegacyClientConfiguration(Aws::Client::ClientConfiguration& clientConfig)
{
clientConfig.retryStrategy = Aws::Client::InitRetryStrategy("default");
}
void SetStandardClientConfiguration(Aws::Client::ClientConfiguration& clientConfig)
{
clientConfig.connectTimeoutMs = 3100;
clientConfig.retryStrategy = Aws::Client::InitRetryStrategy("standard");
}
void SetInRegionClientConfiguration(Aws::Client::ClientConfiguration& clientConfig)
{
clientConfig.connectTimeoutMs = 1100;
clientConfig.retryStrategy = Aws::Client::InitRetryStrategy("standard");
}
void SetCrossRegionClientConfiguration(Aws::Client::ClientConfiguration& clientConfig)
{
clientConfig.connectTimeoutMs = 3100;
clientConfig.retryStrategy = Aws::Client::InitRetryStrategy("standard");
}
void SetMobileClientConfiguration(Aws::Client::ClientConfiguration& clientConfig)
{
clientConfig.connectTimeoutMs = 30000;
clientConfig.retryStrategy = Aws::Client::InitRetryStrategy("standard");
}
Aws::String ResolveDefaultModeName(const Aws::Client::ClientConfiguration& clientConfig,
Aws::String requestedDefaultMode,
const Aws::String& configFileDefaultMode,
bool hasEc2MetadataRegion,
Aws::String ec2MetadataRegion)
{
if (requestedDefaultMode.empty())
{
requestedDefaultMode = Aws::Environment::GetEnv("AWS_DEFAULTS_MODE");
}
if (requestedDefaultMode.empty())
{
requestedDefaultMode = configFileDefaultMode;
}
if (Aws::Utils::StringUtils::ToLower(requestedDefaultMode.c_str()) == "auto")
{
if (!hasEc2MetadataRegion &&
Aws::Utils::StringUtils::ToLower(Aws::Environment::GetEnv("AWS_EC2_METADATA_DISABLED").c_str()) != "true")
{
auto client = Aws::Internal::GetEC2MetadataClient();
if (client)
{
ec2MetadataRegion = client->GetCurrentRegion();
}
}
requestedDefaultMode = ResolveAutoClientConfiguration(clientConfig, ec2MetadataRegion);
return requestedDefaultMode;
}
if (requestedDefaultMode.empty())
{
requestedDefaultMode = "legacy";
return requestedDefaultMode;
}
requestedDefaultMode = Aws::Utils::StringUtils::ToLower(requestedDefaultMode.c_str());
if (requestedDefaultMode != "legacy" &&
requestedDefaultMode != "standard" &&
requestedDefaultMode != "in-region" &&
requestedDefaultMode != "cross-region" &&
requestedDefaultMode != "mobile")
{
AWS_LOGSTREAM_WARN(CLIENT_CONFIG_DEFAULTS_TAG, "User specified client configuration: ["
<< requestedDefaultMode
<< "] is not found, will use the SDK default legacy one.");
requestedDefaultMode = "legacy";
}
return requestedDefaultMode;
}
} //namespace Defaults
} //namespace Config
} //namespace Aws
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