1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#include <aws/core/client/AWSXmlClient.h>
#include <aws/core/AmazonWebServiceRequest.h>
#include <aws/core/auth/AWSAuthSignerProvider.h>
#include <aws/core/client/AWSError.h>
#include <aws/core/client/AWSErrorMarshaller.h>
#include <aws/core/client/ClientConfiguration.h>
#include <aws/core/client/CoreErrors.h>
#include <aws/core/client/RetryStrategy.h>
#include <aws/core/http/HttpClient.h>
#include <aws/core/http/HttpResponse.h>
#include <aws/core/http/URI.h>
#include <aws/core/utils/Outcome.h>
#include <aws/core/utils/xml/XmlSerializer.h>
#include <aws/core/utils/memory/stl/AWSStringStream.h>
#include <aws/core/utils/logging/LogMacros.h>
#include <aws/core/utils/event/EventStream.h>
#include <aws/core/utils/UUID.h>
using namespace Aws;
using namespace Aws::Client;
using namespace Aws::Http;
using namespace Aws::Utils;
using namespace Aws::Utils::Xml;
static const char AWS_XML_CLIENT_LOG_TAG[] = "AWSXmlClient";
AWSXMLClient::AWSXMLClient(const Aws::Client::ClientConfiguration& configuration,
const std::shared_ptr<Aws::Client::AWSAuthSigner>& signer,
const std::shared_ptr<AWSErrorMarshaller>& errorMarshaller) :
BASECLASS(configuration, signer, errorMarshaller)
{
}
AWSXMLClient::AWSXMLClient(const Aws::Client::ClientConfiguration& configuration,
const std::shared_ptr<Aws::Auth::AWSAuthSignerProvider>& signerProvider,
const std::shared_ptr<AWSErrorMarshaller>& errorMarshaller) :
BASECLASS(configuration, signerProvider, errorMarshaller)
{
}
XmlOutcome AWSXMLClient::MakeRequest(const Aws::AmazonWebServiceRequest& request,
const Aws::Endpoint::AWSEndpoint& endpoint,
Http::HttpMethod method /* = Http::HttpMethod::HTTP_POST */,
const char* signerName /* = Aws::Auth::NULL_SIGNER */,
const char* signerRegionOverride /* = nullptr */,
const char* signerServiceNameOverride /* = nullptr */) const
{
const Aws::Http::URI& uri = endpoint.GetURI();
if (endpoint.GetAttributes()) {
signerName = endpoint.GetAttributes()->authScheme.GetName().c_str();
if (endpoint.GetAttributes()->authScheme.GetSigningRegion()) {
signerRegionOverride = endpoint.GetAttributes()->authScheme.GetSigningRegion()->c_str();
}
if (endpoint.GetAttributes()->authScheme.GetSigningRegionSet()) {
signerRegionOverride = endpoint.GetAttributes()->authScheme.GetSigningRegionSet()->c_str();
}
if (endpoint.GetAttributes()->authScheme.GetSigningName()) {
signerServiceNameOverride = endpoint.GetAttributes()->authScheme.GetSigningName()->c_str();
}
}
return MakeRequest(uri, request, method, signerName, signerRegionOverride, signerServiceNameOverride);
}
XmlOutcome AWSXMLClient::MakeRequest(const Aws::Endpoint::AWSEndpoint& endpoint,
const char* requestName /* = "" */,
Http::HttpMethod method /* = Http::HttpMethod::HTTP_POST */,
const char* signerName /* = Aws::Auth::NULL_SIGNER */,
const char* signerRegionOverride /* = nullptr */,
const char* signerServiceNameOverride /* = nullptr */) const
{
const Aws::Http::URI& uri = endpoint.GetURI();
if (endpoint.GetAttributes()) {
signerName = endpoint.GetAttributes()->authScheme.GetName().c_str();
if (endpoint.GetAttributes()->authScheme.GetSigningRegion()) {
signerRegionOverride = endpoint.GetAttributes()->authScheme.GetSigningRegion()->c_str();
}
if (endpoint.GetAttributes()->authScheme.GetSigningRegionSet()) {
signerRegionOverride = endpoint.GetAttributes()->authScheme.GetSigningRegionSet()->c_str();
}
if (endpoint.GetAttributes()->authScheme.GetSigningName()) {
signerServiceNameOverride = endpoint.GetAttributes()->authScheme.GetSigningName()->c_str();
}
}
return MakeRequest(uri, method, signerName, requestName, signerRegionOverride, signerServiceNameOverride);
}
XmlOutcome AWSXMLClient::MakeRequest(const Aws::Http::URI& uri,
const Aws::AmazonWebServiceRequest& request,
Http::HttpMethod method,
const char* signerName,
const char* signerRegionOverride,
const char* signerServiceNameOverride) const
{
HttpResponseOutcome httpOutcome(BASECLASS::AttemptExhaustively(uri, request, method, signerName, signerRegionOverride, signerServiceNameOverride));
if (!httpOutcome.IsSuccess())
{
return XmlOutcome(std::move(httpOutcome));
}
if (httpOutcome.GetResult()->GetResponseBody().tellp() > 0)
{
XmlDocument xmlDoc = XmlDocument::CreateFromXmlStream(httpOutcome.GetResult()->GetResponseBody());
if (!xmlDoc.WasParseSuccessful())
{
AWS_LOGSTREAM_ERROR(AWS_XML_CLIENT_LOG_TAG, "Xml parsing for error failed with message " << xmlDoc.GetErrorMessage().c_str());
return AWSError<CoreErrors>(CoreErrors::UNKNOWN, "Xml Parse Error", xmlDoc.GetErrorMessage(), false);
}
return XmlOutcome(AmazonWebServiceResult<XmlDocument>(std::move(xmlDoc),
httpOutcome.GetResult()->GetHeaders(), httpOutcome.GetResult()->GetResponseCode()));
}
return XmlOutcome(AmazonWebServiceResult<XmlDocument>(XmlDocument(), httpOutcome.GetResult()->GetHeaders()));
}
XmlOutcome AWSXMLClient::MakeRequest(const Aws::Http::URI& uri,
Http::HttpMethod method,
const char* signerName,
const char* requestName,
const char* signerRegionOverride,
const char* signerServiceNameOverride) const
{
HttpResponseOutcome httpOutcome(BASECLASS::AttemptExhaustively(uri, method, signerName, requestName, signerRegionOverride, signerServiceNameOverride));
if (!httpOutcome.IsSuccess())
{
return XmlOutcome(std::move(httpOutcome));
}
if (httpOutcome.GetResult()->GetResponseBody().tellp() > 0)
{
return XmlOutcome(AmazonWebServiceResult<XmlDocument>(
XmlDocument::CreateFromXmlStream(httpOutcome.GetResult()->GetResponseBody()),
httpOutcome.GetResult()->GetHeaders(), httpOutcome.GetResult()->GetResponseCode()));
}
return XmlOutcome(AmazonWebServiceResult<XmlDocument>(XmlDocument(), httpOutcome.GetResult()->GetHeaders()));
}
AWSError<CoreErrors> AWSXMLClient::BuildAWSError(const std::shared_ptr<Http::HttpResponse>& httpResponse) const
{
AWSError<CoreErrors> error;
if (httpResponse->HasClientError())
{
bool retryable = httpResponse->GetClientErrorType() == CoreErrors::NETWORK_CONNECTION ? true : false;
error = AWSError<CoreErrors>(httpResponse->GetClientErrorType(), "", httpResponse->GetClientErrorMessage(), retryable);
}
else if (!httpResponse->GetResponseBody() || httpResponse->GetResponseBody().tellp() < 1)
{
auto responseCode = httpResponse->GetResponseCode();
auto errorCode = AWSClient::GuessBodylessErrorType(responseCode);
Aws::StringStream ss;
ss << "No response body.";
error = AWSError<CoreErrors>(errorCode, "", ss.str(), IsRetryableHttpResponseCode(responseCode));
}
else
{
// When trying to build an AWS Error from a response which is an FStream, we need to rewind the
// file pointer back to the beginning in order to correctly read the input using the XML string iterator
if ((httpResponse->GetResponseBody().tellp() > 0)
&& (httpResponse->GetResponseBody().tellg() > 0))
{
httpResponse->GetResponseBody().seekg(0);
}
error = GetErrorMarshaller()->Marshall(*httpResponse);
}
error.SetResponseHeaders(httpResponse->GetHeaders());
error.SetResponseCode(httpResponse->GetResponseCode());
error.SetRemoteHostIpAddress(httpResponse->GetOriginatingRequest().GetResolvedRemoteHost());
AWS_LOGSTREAM_ERROR(AWS_XML_CLIENT_LOG_TAG, error);
return error;
}
|
