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/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#include <aws/s3/S3Endpoint.h>
#include <aws/core/utils/memory/stl/AWSStringStream.h>
#include <aws/core/utils/HashingUtils.h>
using namespace Aws;
using namespace Aws::S3;
namespace Aws
{
namespace S3
{
namespace S3Endpoint
{
static const int CN_NORTH_1_HASH = Aws::Utils::HashingUtils::HashString("cn-north-1");
static const int CN_NORTHWEST_1_HASH = Aws::Utils::HashingUtils::HashString("cn-northwest-1");
static const int US_ISO_EAST_1_HASH = Aws::Utils::HashingUtils::HashString("us-iso-east-1");
static const int US_ISOB_EAST_1_HASH = Aws::Utils::HashingUtils::HashString("us-isob-east-1");
static const int FIPS_US_GOV_WEST_1_HASH = Aws::Utils::HashingUtils::HashString("fips-us-gov-west-1");
static const int US_GOV_WEST_1_HASH = Aws::Utils::HashingUtils::HashString("us-gov-west-1");
static const int US_GOV_EAST_1_HASH = Aws::Utils::HashingUtils::HashString("us-gov-east-1");
static const int US_EAST_1_HASH = Aws::Utils::HashingUtils::HashString("us-east-1");
static const int AWS_GLOBAL_HASH = Aws::Utils::HashingUtils::HashString("aws-global");
Aws::String ForAccessPointArn(const S3ARN& arn, const Aws::String& regionNameOverride, bool useDualStack)
{
const Aws::String& region = regionNameOverride.empty() ? arn.GetRegion() : regionNameOverride;
auto hash = Aws::Utils::HashingUtils::HashString(region.c_str());
Aws::StringStream ss;
ss << arn.GetResourceId() << "-" << arn.GetAccountId() << ".s3-accesspoint.";
if (useDualStack)
{
ss << "dualstack.";
}
ss << region << "." << "amazonaws.com";
if (hash == CN_NORTH_1_HASH || hash == CN_NORTHWEST_1_HASH)
{
ss << ".cn";
}
return ss.str();
}
Aws::String ForOutpostsArn(const S3ARN& arn, const Aws::String& regionNameOverride)
{
const Aws::String& region = regionNameOverride.empty() ? arn.GetRegion() : regionNameOverride;
auto hash = Aws::Utils::HashingUtils::HashString(region.c_str());
Aws::StringStream ss;
ss << arn.GetSubResourceId() << "-" << arn.GetAccountId() << "." << arn.GetResourceId() << ".s3-outposts." << region << "." << "amazonaws.com";
if (hash == CN_NORTH_1_HASH || hash == CN_NORTHWEST_1_HASH)
{
ss << ".cn";
}
return ss.str();
}
Aws::String ForRegion(const Aws::String& regionName, bool useDualStack, bool USEast1UseRegionalEndpoint)
{
auto hash = Aws::Utils::HashingUtils::HashString(regionName.c_str());
if(!useDualStack)
{
if(hash == FIPS_US_GOV_WEST_1_HASH)
{
return "s3-fips-us-gov-west-1.amazonaws.com";
}
if(hash == US_GOV_WEST_1_HASH)
{
return "s3.us-gov-west-1.amazonaws.com";
}
if(hash == US_GOV_EAST_1_HASH)
{
return "s3.us-gov-east-1.amazonaws.com";
}
if (hash == AWS_GLOBAL_HASH)
{
return "s3.amazonaws.com";
}
if(hash == US_EAST_1_HASH)
{
if (USEast1UseRegionalEndpoint)
{
return "s3.us-east-1.amazonaws.com";
}
else
{
return "s3.amazonaws.com";
}
}
}
Aws::StringStream ss;
ss << "s3" << ".";
if(useDualStack)
{
ss << "dualstack.";
}
ss << regionName;
if (hash == CN_NORTH_1_HASH || hash == CN_NORTHWEST_1_HASH)
{
ss << ".amazonaws.com.cn";
}
else if (hash == US_ISO_EAST_1_HASH)
{
ss << ".c2s.ic.gov";
}
else if (hash == US_ISOB_EAST_1_HASH)
{
ss << ".sc2s.sgov.gov";
}
else
{
ss << ".amazonaws.com";
}
return ss.str();
}
} // namespace S3Endpoint
} // namespace S3
} // namespace Aws
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