mirror of https://gitee.com/bigwinds/arangodb
143 lines
4.4 KiB
C++
143 lines
4.4 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Jan Christoph Uhde
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////////////////////////////////////////////////////////////////////////////////
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#include "VppMessage.h"
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#include "VppRequest.h"
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#include <velocypack/Builder.h>
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#include <velocypack/Iterator.h>
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#include <velocypack/Options.h>
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#include <velocypack/Parser.h>
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#include <velocypack/Validator.h>
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#include <velocypack/velocypack-aliases.h>
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#include "Basics/StaticStrings.h"
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#include "Basics/StringRef.h"
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#include "Basics/StringUtils.h"
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#include "Basics/conversions.h"
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#include "Basics/tri-strings.h"
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#include "Meta/conversion.h"
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#include "Logger/Logger.h"
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#include <stdexcept>
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using namespace arangodb;
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using namespace arangodb::basics;
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namespace {
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std::string const& lookupStringInMap(
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std::unordered_map<std::string, std::string> const& map,
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std::string const& key, bool& found) {
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auto it = map.find(key);
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if (it != map.end()) {
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found = true;
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return it->second;
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}
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found = false;
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return StaticStrings::Empty;
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}
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}
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VppRequest::VppRequest(ConnectionInfo const& connectionInfo,
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VppInputMessage&& message, uint64_t messageId)
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: GeneralRequest(connectionInfo),
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_message(std::move(message)),
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_headers(nullptr),
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_messageId(messageId) {
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_protocol = "vpp";
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_contentType = ContentType::VPACK;
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_contentTypeResponse = ContentType::VPACK;
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parseHeaderInformation();
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_user = "root";
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}
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VPackSlice VppRequest::payload(VPackOptions const* options) {
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return _message.payload();
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}
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std::unordered_map<std::string, std::string> const& VppRequest::headers()
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const {
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if (!_headers) {
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using namespace std;
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_headers = make_unique<unordered_map<string, string>>();
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VPackSlice meta = _message.header().at(6); // get meta
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for (auto const& it : VPackObjectIterator(meta)) {
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// must lower-case the header key
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_headers->emplace(StringUtils::tolower(it.key.copyString()),
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it.value.copyString());
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}
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}
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return *_headers;
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}
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std::string const& VppRequest::header(std::string const& key,
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bool& found) const {
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headers();
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return lookupStringInMap(*_headers, key, found);
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}
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std::string const& VppRequest::header(std::string const& key) const {
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bool unused = true;
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return header(key, unused);
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}
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void VppRequest::parseHeaderInformation() {
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using namespace std;
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auto vHeader = _message.header();
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try {
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TRI_ASSERT(vHeader.isArray());
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// vHeader.at(0).getInt() //version
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// vHeader.at(1).getInt() //type
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_databaseName = vHeader.at(2).copyString(); // database
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_type = meta::toEnum<RequestType>(vHeader.at(3).getInt()); // request type
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_requestPath = vHeader.at(4).copyString(); // request (path)
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VPackSlice params = vHeader.at(5); // parameter
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for (auto const& it : VPackObjectIterator(params)) {
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if (it.value.isArray()) {
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vector<string> tmp;
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for (auto const& itInner : VPackArrayIterator(it.value)) {
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tmp.emplace_back(itInner.copyString());
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}
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_arrayValues.emplace(it.key.copyString(), move(tmp));
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} else {
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_values.emplace(it.key.copyString(), it.value.copyString());
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}
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}
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} catch (std::exception const& e) {
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throw std::runtime_error(
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std::string("Error during Parsing of VppHeader: ") + e.what());
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}
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}
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std::string const& VppRequest::value(std::string const& key,
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bool& found) const {
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return lookupStringInMap(_values, key, found);
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}
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std::string const& VppRequest::value(std::string const& key) const {
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bool unused = true;
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return value(key, unused);
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}
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