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foundationdb/flow/ProtocolVersion.cpp
Vaidas Gasiunas 79571dd2b4
Testing upgrades to a future version of FDB ()
* Enable configuring the next future protocol version as the current protocol version in FDB client, fdbserver, and fdbcli

* Auto format python files used in upgrade tests

* Add a test for upgrading to a future FDB version

* Emphasize that the options for using future protocol version are intended for test purposes only

* Make the global variable for current protocol version visible only locally

* Refactirng to avoid using currentProtocolVersion() in static intialization

* Update go bindings
2022-08-08 17:29:49 +02:00

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1.2 KiB
C++

/*
* ProtocolVersion.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "flow/ProtocolVersion.h"
namespace {
ProtocolVersion g_currentProtocolVersion(defaultProtocolVersionValue);
}
ProtocolVersion currentProtocolVersion() {
static ProtocolVersion firstReturnedProtocolVersion = g_currentProtocolVersion;
// Make sure the protocol version is not changed, once it is already in use
ASSERT(firstReturnedProtocolVersion == g_currentProtocolVersion);
return g_currentProtocolVersion;
}
void useFutureProtocolVersion() {
g_currentProtocolVersion = ProtocolVersion(futureProtocolVersionValue);
}