mirror of https://gitee.com/bigwinds/arangodb
246 lines
11 KiB
C++
246 lines
11 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 Max Neunhoeffer
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_CLUSTER_CLUSTER_METHODS_H
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#define ARANGOD_CLUSTER_CLUSTER_METHODS_H 1
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#include "Basics/Common.h"
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#include "Cluster/AgencyComm.h"
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#include "Rest/HttpResponse.h"
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#include "VocBase/document-collection.h"
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#include "VocBase/voc-types.h"
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#include <velocypack/Slice.h>
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#include <velocypack/velocypack-aliases.h>
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struct TRI_json_t;
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namespace arangodb {
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namespace velocypack {
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class Builder;
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class Slice;
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}
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namespace traverser {
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class TraverserExpression;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief merge headers of a DB server response into the current response
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////////////////////////////////////////////////////////////////////////////////
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void mergeResponseHeaders(arangodb::rest::HttpResponse* response,
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std::map<std::string, std::string> const& headers);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief creates a copy of all HTTP headers to forward
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////////////////////////////////////////////////////////////////////////////////
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std::map<std::string, std::string> getForwardableRequestHeaders(
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arangodb::rest::HttpRequest* request);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief check if a list of attributes have the same values in two vpack
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/// documents
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////////////////////////////////////////////////////////////////////////////////
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bool shardKeysChanged(std::string const& dbname, std::string const& collname,
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VPackSlice const& oldValue, VPackSlice const& newValue,
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bool isPatch);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief returns users
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////////////////////////////////////////////////////////////////////////////////
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int usersOnCoordinator(std::string const& dbname,
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arangodb::velocypack::Builder& result, double timeout);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief returns revision for a sharded collection
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////////////////////////////////////////////////////////////////////////////////
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int revisionOnCoordinator(std::string const& dbname,
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std::string const& collname, TRI_voc_rid_t&);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief returns figures for a sharded collection
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////////////////////////////////////////////////////////////////////////////////
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int figuresOnCoordinator(std::string const& dbname, std::string const& collname,
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TRI_doc_collection_info_t*&);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief counts number of documents in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int countOnCoordinator(std::string const& dbname, std::string const& collname,
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uint64_t& result);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief creates a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int createDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname, bool waitForSync,
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arangodb::velocypack::Slice const& slice,
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std::map<std::string, std::string> const& headers,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief creates a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int createDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname, bool waitForSync,
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std::unique_ptr<TRI_json_t>& json,
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std::map<std::string, std::string> const& headers,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief delete a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int deleteDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& key, TRI_voc_rid_t const rev, bool waitForSync,
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std::unique_ptr<std::map<std::string, std::string>>& headers,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int getDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& key, TRI_voc_rid_t const rev,
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std::unique_ptr<std::map<std::string, std::string>>& headers,
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bool generateDocument,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get a list of filtered documents in a coordinator
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/// All found documents will be inserted into result.
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/// After execution documentIds will contain all id's of documents
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/// that could not be found.
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////////////////////////////////////////////////////////////////////////////////
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int getFilteredDocumentsOnCoordinator(
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std::string const& dbname,
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std::vector<traverser::TraverserExpression*> const& expressions,
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std::unique_ptr<std::map<std::string, std::string>>& headers,
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std::unordered_set<std::string>& documentIds,
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std::unordered_map<std::string, TRI_json_t*>& result);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get all documents in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int getAllDocumentsOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& returnType,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::string& contentType, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get all edges in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int getAllEdgesOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& vertex, TRI_edge_direction_e const& direction,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::string& contentType, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get a filtered set of edges on Coordinator.
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/// Also returns the result in Json
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////////////////////////////////////////////////////////////////////////////////
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int getFilteredEdgesOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& vertex, TRI_edge_direction_e const& direction,
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std::vector<traverser::TraverserExpression*> const& expressions,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::string& contentType, arangodb::basics::Json& resultJson);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief modify a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int modifyDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& key, TRI_voc_rid_t const rev,
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bool waitForSync, bool isPatch,
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bool keepNull, // only counts for isPatch == true
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bool mergeObjects, // only counts for isPatch == true
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arangodb::velocypack::Slice const& slice,
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std::unique_ptr<std::map<std::string, std::string>>& headers,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief modify a document in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int modifyDocumentOnCoordinator(
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std::string const& dbname, std::string const& collname,
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std::string const& key, TRI_voc_rid_t const rev,
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bool waitForSync, bool isPatch,
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bool keepNull, // only counts for isPatch == true
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bool mergeObjects, // only counts for isPatch == true
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std::unique_ptr<TRI_json_t>& json,
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std::unique_ptr<std::map<std::string, std::string>>& headers,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief creates an edge in a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int createEdgeOnCoordinator(
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std::string const& dbname, std::string const& collname, bool waitForSync,
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std::unique_ptr<TRI_json_t>& json, char const* from, char const* to,
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arangodb::rest::HttpResponse::HttpResponseCode& responseCode,
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std::map<std::string, std::string>& resultHeaders, std::string& resultBody);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief truncate a cluster collection on a coordinator
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////////////////////////////////////////////////////////////////////////////////
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int truncateCollectionOnCoordinator(std::string const& dbname,
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std::string const& collname);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief flush Wal on all DBservers
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////////////////////////////////////////////////////////////////////////////////
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int flushWalOnAllDBServers(bool, bool);
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} // namespace arangodb
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#endif
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