99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
/**
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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* SPDX-License-Identifier: Apache-2.0.
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*/
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#include <aws/core/client/AWSError.h>
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#include <aws/s3/S3ErrorMarshaller.h>
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#include <aws/s3/S3Errors.h>
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using namespace Aws::Client;
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using namespace Aws::S3;
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AWSError<CoreErrors> S3ErrorMarshaller::FindErrorByName(const char* errorName) const
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{
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AWSError<CoreErrors> error = S3ErrorMapper::GetErrorForName(errorName);
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if(error.GetErrorType() != CoreErrors::UNKNOWN)
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{
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return error;
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}
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return AWSErrorMarshaller::FindErrorByName(errorName);
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}
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Aws::String S3ErrorMarshaller::ExtractRegion(const AWSError<CoreErrors>& error) const
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{
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const auto& headers = error.GetResponseHeaders();
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const auto& iter = headers.find("x-amz-bucket-region");
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if (iter != headers.end())
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{
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return iter->second;
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}
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const Aws::Utils::Xml::XmlDocument& xmlDocument = GetXmlPayloadFromError(error);
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Aws::Utils::Xml::XmlNode xmlNode = xmlDocument.GetRootElement();
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if (!xmlNode.IsNull())
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{
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Aws::Utils::Xml::XmlNode regionNode = xmlNode.FirstChild("Region");
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if (!regionNode.IsNull())
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{
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return regionNode.GetText().c_str();
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}
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}
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// as a last choice, try finding region from endpoint.
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const auto& locIter = headers.find("location");
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if (locIter != headers.end())
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{
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Aws::Http::URI uri(locIter->second);
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auto authority = uri.GetAuthority();
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// virtual address example: <bucketname>.<[s3-]region>.amazonaws.com
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// path style example: <[s3]-region>.amazonaws.com/<bucketname>
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auto pos = authority.find(".amazonaws.com");
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if (pos == 0 || pos == std::string::npos)
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{
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return {};
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}
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auto endPos = pos - 1;
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while (pos > 0 && authority[pos - 1] != '.')
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{
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pos--;
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}
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auto region = authority.substr(pos, endPos + 1 - pos);
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if (region.compare(0, 3, "s3-") == 0)
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{
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region = region.substr(3);
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}
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if (region.compare(0, 5, "fips-") == 0)
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{
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region = region.substr(5);
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}
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return region;
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}
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return {};
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}
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Aws::String S3ErrorMarshaller::ExtractEndpoint(const AWSError<CoreErrors>& error) const
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{
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const auto& headers = error.GetResponseHeaders();
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const auto& iter = headers.find("location");
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if (iter != headers.end())
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{
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Aws::Http::URI uri(iter->second);
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return uri.GetAuthority();
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}
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const Aws::Utils::Xml::XmlDocument& xmlDocument = GetXmlPayloadFromError(error);
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Aws::Utils::Xml::XmlNode xmlNode = xmlDocument.GetRootElement();
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if (!xmlNode.IsNull())
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{
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Aws::Utils::Xml::XmlNode endpointNode = xmlNode.FirstChild("Endpoint");
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if (!endpointNode.IsNull())
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{
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Aws::Http::URI uri(endpointNode.GetText().c_str());
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return uri.GetAuthority();
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}
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}
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return {};
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} |