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/**
* Copyright (C) 2020-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_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kCommand
#include "mongo/platform/basic.h"
#include "mongo/db/commands/kill_operations_gen.h"
#include <fmt/format.h>
#include "mongo/base/init.h"
#include "mongo/base/status.h"
#include "mongo/bson/util/bson_extract.h"
#include "mongo/db/auth/authorization_session.h"
#include "mongo/db/client.h"
#include "mongo/db/commands.h"
#include "mongo/db/commands/test_commands_enabled.h"
#include "mongo/db/operation_context.h"
#include "mongo/db/operation_killer.h"
#include "mongo/db/service_context.h"
#include "mongo/logv2/log.h"
namespace mongo {
template <typename Derived>
class KillOperationsCmdBase : public TypedCommand<Derived> {
public:
using Request = KillOperationsRequest;
class Invocation final : public TypedCommand<Derived>::InvocationBase {
public:
using Base = typename TypedCommand<Derived>::InvocationBase;
using Base::Base;
void typedRun(OperationContext* opCtx) {
auto opKiller = OperationKiller(opCtx->getClient());
auto opKeys = Base::request().getOperationKeys();
for (auto& opKey : opKeys) {
LOGV2(4615602, "Attempting to kill operation", "operationKey"_attr = opKey);
opKiller.killOperation(OperationKey(opKey));
}
Derived::killCursors(opCtx, opKeys);
}
private:
NamespaceString ns() const override {
return NamespaceString(Base::request().getDbName(), "");
}
bool supportsWriteConcern() const override {
return false;
}
void doCheckAuthorization(OperationContext* opCtx) const override {
auto client = opCtx->getClient();
auto isInternal = AuthorizationSession::get(client)->isAuthorizedForActionsOnResource(
ResourcePattern::forClusterResource(), ActionType::internal);
if (!getTestCommandsEnabled() && !isInternal) {
// Either the mongod/mongos must be in testing mode or this command must come from
// an internal user
uasserted(ErrorCodes::IllegalOperation,
"_killOperations is only to be used by internal users");
}
auto opKiller = OperationKiller(client);
if (!opKiller.isGenerallyAuthorizedToKill()) {
// While it's feasible to have coauthorized killers, for now this is intended for
// internal use, so general kill auth is implied.
uasserted(ErrorCodes::Unauthorized, "Unauthorized");
}
}
};
private:
Command::AllowedOnSecondary secondaryAllowed(ServiceContext*) const override {
return Command::AllowedOnSecondary::kAlways;
}
bool adminOnly() const override {
return true;
}
std::string help() const override {
return "Internal command -- Kill operations on the target server by OperationKey.";
}
};
} // namespace mongo
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