mirror of https://gitee.com/bigwinds/arangodb
105 lines
3.5 KiB
C++
105 lines
3.5 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 Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#include "V8PeriodicTask.h"
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#include "Basics/json.h"
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#include "Dispatcher/Dispatcher.h"
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#include "Scheduler/Scheduler.h"
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#include "V8/v8-conv.h"
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#include "V8Server/V8Job.h"
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#include "VocBase/server.h"
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using namespace std;
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using namespace triagens::rest;
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using namespace triagens::arango;
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V8PeriodicTask::V8PeriodicTask(std::string const& id, std::string const& name,
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TRI_vocbase_t* vocbase, ApplicationV8* v8Dealer,
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Scheduler* scheduler, Dispatcher* dispatcher,
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double offset, double period,
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std::string const& command, TRI_json_t* parameters,
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bool allowUseDatabase)
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: Task(id, name),
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PeriodicTask(id, offset, period),
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_vocbase(vocbase),
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_v8Dealer(v8Dealer),
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_dispatcher(dispatcher),
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_command(command),
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_parameters(parameters),
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_created(TRI_microtime()),
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_allowUseDatabase(allowUseDatabase) {
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TRI_ASSERT(vocbase != nullptr);
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// increase reference counter for the database used
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TRI_UseVocBase(_vocbase);
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}
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V8PeriodicTask::~V8PeriodicTask() {
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// decrease reference counter for the database used
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TRI_ReleaseVocBase(_vocbase);
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if (_parameters != nullptr) {
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TRI_FreeJson(TRI_UNKNOWN_MEM_ZONE, _parameters);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief get a task specific description in JSON format
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////////////////////////////////////////////////////////////////////////////////
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void V8PeriodicTask::getDescription(TRI_json_t* json) const {
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PeriodicTask::getDescription(json);
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TRI_json_t* created = TRI_CreateNumberJson(TRI_UNKNOWN_MEM_ZONE, _created);
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TRI_Insert3ObjectJson(TRI_UNKNOWN_MEM_ZONE, json, "created", created);
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TRI_json_t* cmd = TRI_CreateStringCopyJson(TRI_UNKNOWN_MEM_ZONE,
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_command.c_str(), _command.size());
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TRI_Insert3ObjectJson(TRI_UNKNOWN_MEM_ZONE, json, "command", cmd);
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TRI_json_t* db = TRI_CreateStringCopyJson(
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TRI_UNKNOWN_MEM_ZONE, _vocbase->_name, strlen(_vocbase->_name));
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TRI_Insert3ObjectJson(TRI_UNKNOWN_MEM_ZONE, json, "database", db);
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief handles the next tick
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////////////////////////////////////////////////////////////////////////////////
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bool V8PeriodicTask::handlePeriod() {
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std::unique_ptr<Job> job(new V8Job(
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_vocbase, _v8Dealer, "(function (params) { " + _command + " } )(params);",
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_parameters, _allowUseDatabase));
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_dispatcher->addJob(job);
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return true;
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}
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