103 lines
3.4 KiB
C++
103 lines
3.4 KiB
C++
/**
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* Copyright (C) 2018-present MongoDB, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the Server Side Public License, version 1,
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* as published by MongoDB, Inc.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* Server Side Public License for more details.
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*
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* You should have received a copy of the Server Side Public License
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* along with this program. If not, see
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* <http://www.mongodb.com/licensing/server-side-public-license>.
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*
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* As a special exception, the copyright holders give permission to link the
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* code of portions of this program with the OpenSSL library under certain
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* conditions as described in each individual source file and distribute
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* linked combinations including the program with the OpenSSL library. You
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* must comply with the Server Side Public License in all respects for
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* all of the code used other than as permitted herein. If you modify file(s)
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* with this exception, you may extend this exception to your version of the
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* file(s), but you are not obligated to do so. If you do not wish to do so,
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* delete this exception statement from your version. If you delete this
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* exception statement from all source files in the program, then also delete
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* it in the license file.
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*/
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#pragma once
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#include "mongo/scripting/deadline_monitor.h"
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#include "mongo/scripting/engine.h"
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#include "mongo/util/modules.h"
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#include <string>
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#include <jsapi.h>
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#include <boost/optional/optional.hpp>
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namespace mongo {
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namespace mozjs {
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class MozJSImplScope;
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/**
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* Implements the global ScriptEngine interface for MozJS. The associated TU
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* pulls this in for the polymorphic globalScriptEngine.
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*/
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class MozJSScriptEngine final : public mongo::ScriptEngine {
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public:
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MozJSScriptEngine(ExecutionEnvironment env);
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~MozJSScriptEngine() override;
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void runTest() override {}
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bool utf8Ok() const override {
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return true;
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}
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void interrupt(ClientLock&, OperationContext*) override;
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void interruptAll(ServiceContextLock&) override;
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void enableJavaScriptProtection(bool value) override;
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bool isJavaScriptProtectionEnabled() const override;
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int getJSHeapLimitMB() const override;
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void setJSHeapLimitMB(int limit) override;
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bool getJSUseLegacyMemoryTracking() const override;
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void setJSUseLegacyMemoryTracking(bool shouldUseLegacyEngine) override;
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std::string getLoadPath() const override;
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void setLoadPath(const std::string& loadPath) override;
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std::string getInterpreterVersionString() const override;
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void registerOperation(OperationContext* ctx, MozJSImplScope* scope);
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void unregisterOperation(OperationContext* opCtx);
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DeadlineMonitor<MozJSImplScope>& getDeadlineMonitor() {
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return _deadlineMonitor;
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}
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ExecutionEnvironment executionEnvironment() const {
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return _executionEnvironment;
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}
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protected:
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mongo::Scope* createScope() override;
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mongo::Scope* createScopeForCurrentThread(boost::optional<int> jsHeapLimitMB) override;
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private:
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DeadlineMonitor<MozJSImplScope> _deadlineMonitor;
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ExecutionEnvironment _executionEnvironment;
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std::string _loadPath;
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};
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} // namespace mozjs
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} // namespace mongo
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