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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kQuery
#include "mongo/platform/basic.h"
#include "mongo/client/dbclient_base.h"
#include "mongo/logv2/log.h"
#include "mongo/scripting/mozjs/cursor_handle.h"
#include "mongo/scripting/mozjs/implscope.h"
#include "mongo/scripting/mozjs/scripting_util_gen.h"
#include "mongo/scripting/mozjs/wrapconstrainedmethod.h"
namespace mongo {
namespace mozjs {
const JSFunctionSpec CursorHandleInfo::methods[2] = {
MONGO_ATTACH_JS_CONSTRAINED_METHOD_NO_PROTO(zeroCursorId, CursorHandleInfo),
JS_FS_END,
};
const char* const CursorHandleInfo::className = "CursorHandle";
namespace {
long long* getCursorId(JSObject* thisv) {
CursorHandleInfo::CursorTracker* tracker =
static_cast<CursorHandleInfo::CursorTracker*>(JS_GetPrivate(thisv));
if (tracker) {
return &tracker->cursorId;
}
return nullptr;
}
long long* getCursorId(JS::CallArgs& args) {
return getCursorId(args.thisv().toObjectOrNull());
}
} // namespace
void CursorHandleInfo::finalize(js::FreeOp* fop, JSObject* obj) {
auto cursorTracker = static_cast<CursorHandleInfo::CursorTracker*>(JS_GetPrivate(obj));
if (cursorTracker) {
const long long cursorId = cursorTracker->cursorId;
if (!skipShellCursorFinalize && cursorId) {
try {
cursorTracker->client->killCursor(cursorTracker->ns, cursorId);
} catch (...) {
auto status = exceptionToStatus();
try {
LOGV2(22782,
"Failed to kill cursor {cursorId} due to {status}",
"cursorId"_attr = cursorId,
"status"_attr = status);
} catch (...) {
// This is here in case logging fails.
}
}
}
getScope(fop)->trackedDelete(cursorTracker);
}
}
void CursorHandleInfo::Functions::zeroCursorId::call(JSContext* cx, JS::CallArgs args) {
long long* cursorId = getCursorId(args);
if (cursorId) {
*cursorId = 0;
}
}
} // namespace mozjs
} // namespace mongo
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