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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.
*/
#include "mongo/platform/basic.h"
#include "mongo/transport/mock_session.h"
#include "mongo/transport/service_entry_point_impl.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace {
using ExemptionVector = std::vector<stdx::variant<CIDR, std::string>>;
template <typename T>
stdx::variant<CIDR, std::string> makeExemption(T exemption) {
auto swCIDR = CIDR::parse(exemption);
if (swCIDR.isOK()) {
return swCIDR.getValue();
} else {
return std::string{exemption};
}
}
transport::SessionHandle makeIPSession(StringData ip) {
return transport::MockSession::create(HostAndPort(ip.toString(), 27017),
HostAndPort(),
SockAddr(ip, 27017, AF_INET),
SockAddr(),
nullptr);
}
#ifndef _WIN32
transport::SessionHandle makeUNIXSession(StringData path) {
return transport::MockSession::create(HostAndPort(""_sd.toString(), -1),
HostAndPort(path.toString(), -1),
SockAddr(""_sd, -1, AF_UNIX),
SockAddr(path, -1, AF_UNIX),
nullptr);
}
#endif
TEST(MaxConnsOverride, NormalCIDR) {
ExemptionVector cidrOnly{makeExemption("127.0.0.1"), makeExemption("10.0.0.0/24")};
ASSERT_TRUE(shouldOverrideMaxConns(makeIPSession("127.0.0.1"), cidrOnly));
ASSERT_TRUE(shouldOverrideMaxConns(makeIPSession("10.0.0.35"), cidrOnly));
ASSERT_FALSE(shouldOverrideMaxConns(makeIPSession("192.168.0.53"), cidrOnly));
}
#ifndef _WIN32
TEST(MaxConnsOverride, UNIXPaths) {
ExemptionVector mixed{makeExemption("127.0.0.1"),
makeExemption("10.0.0.0/24"),
makeExemption("/tmp/mongod.sock")};
ASSERT_TRUE(shouldOverrideMaxConns(makeIPSession("127.0.0.1"), mixed));
ASSERT_TRUE(shouldOverrideMaxConns(makeIPSession("10.0.0.35"), mixed));
ASSERT_FALSE(shouldOverrideMaxConns(makeIPSession("192.168.0.53"), mixed));
ASSERT_TRUE(shouldOverrideMaxConns(makeUNIXSession("/tmp/mongod.sock"), mixed));
ASSERT_FALSE(shouldOverrideMaxConns(makeUNIXSession("/tmp/other-mongod.sock"), mixed));
}
#endif
} // namespace
} // namespace mongo
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