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/**
* Copyright (C) 2017 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.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kCommand
#include "mongo/platform/basic.h"
#include "mongo/db/kill_sessions_common.h"
#include "mongo/db/client.h"
#include "mongo/db/operation_context.h"
#include "mongo/db/service_context.h"
#include "mongo/db/session_killer.h"
#include "mongo/util/log.h"
namespace mongo {
SessionKiller::Result killSessionsLocalKillOps(OperationContext* opCtx,
const SessionKiller::Matcher& matcher) {
for (ServiceContext::LockedClientsCursor cursor(opCtx->getClient()->getServiceContext());
Client* client = cursor.next();) {
invariant(client);
stdx::unique_lock<Client> lk(*client);
OperationContext* opCtxToKill = client->getOperationContext();
if (opCtxToKill) {
const auto& lsid = opCtxToKill->getLogicalSessionId();
if (lsid) {
if (const KillAllSessionsByPattern* pattern = matcher.match(*lsid)) {
ScopedKillAllSessionsByPatternImpersonator impersonator(opCtx, *pattern);
log() << "killing op: " << opCtxToKill->getOpID()
<< " as part of killing session: " << lsid->toBSON();
opCtx->getServiceContext()->killOperation(opCtxToKill);
}
}
}
}
return {std::vector<HostAndPort>{}};
}
Status killSessionsCmdHelper(OperationContext* opCtx,
BSONObjBuilder& result,
const KillAllSessionsByPatternSet& patterns) {
auto killResult = SessionKiller::get(opCtx)->kill(opCtx, patterns);
if (!killResult->isOK()) {
return killResult->getStatus();
}
if (!killResult->getValue().empty()) {
BSONArrayBuilder bab(result.subarrayStart("failedHosts"));
for (const auto& host : killResult->getValue()) {
bab.append(host.toString());
}
return Status(ErrorCodes::HostUnreachable, "Failed to kill on some hosts");
}
return Status::OK();
}
} // namespace mongo
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