1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* 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 GNU Affero General 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.
*/
#include "mongo/platform/basic.h"
#include "mongo/base/disallow_copying.h"
#include "mongo/db/auth/authorization_session.h"
#include "mongo/db/catalog/collection.h"
#include "mongo/db/commands/killcursors_common.h"
#include "mongo/db/curop.h"
#include "mongo/db/cursor_manager.h"
#include "mongo/db/db_raii.h"
#include "mongo/db/query/killcursors_request.h"
#include "mongo/db/stats/top.h"
#include "mongo/util/scopeguard.h"
namespace mongo {
class KillCursorsCmd final : public KillCursorsCmdBase {
MONGO_DISALLOW_COPYING(KillCursorsCmd);
public:
KillCursorsCmd() = default;
private:
Status _checkAuth(Client* client, const NamespaceString& nss, CursorId id) const final {
auto opCtx = client->getOperationContext();
const auto check = [client, opCtx, id](CursorManager* manager) {
return manager->checkAuthForKillCursors(opCtx, id);
};
return CursorManager::withCursorManager(opCtx, id, nss, check);
}
Status _killCursor(OperationContext* opCtx,
const NamespaceString& nss,
CursorId id) const final {
boost::optional<AutoStatsTracker> statsTracker;
if (CursorManager::isGloballyManagedCursor(id)) {
if (auto nssForCurOp = nss.isGloballyManagedNamespace()
? nss.getTargetNSForGloballyManagedNamespace()
: nss) {
const boost::optional<int> dbProfilingLevel = boost::none;
statsTracker.emplace(
opCtx, *nssForCurOp, Top::LockType::NotLocked, dbProfilingLevel);
}
}
return CursorManager::withCursorManager(
opCtx, id, nss, [opCtx, id](CursorManager* manager) {
return manager->killCursor(opCtx, id, true /* shouldAudit */);
});
}
} killCursorsCmd;
} // namespace mongo
|