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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/db/s/active_move_primaries_registry.h"
#include "mongo/bson/bsonmisc.h"
#include "mongo/db/client.h"
#include "mongo/db/service_context_d_test_fixture.h"
#include "mongo/s/request_types/move_primary_gen.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace {
using unittest::assertGet;
class MovePrimaryRegistration : public ServiceContextMongoDTest {
protected:
ActiveMovePrimariesRegistry _registry;
};
ShardMovePrimary createMovePrimaryRequest(const NamespaceString& nss) {
ShardMovePrimary request;
request.set_movePrimary(std::move(nss));
request.setTo("shard0001");
return request;
}
TEST_F(MovePrimaryRegistration, ScopedPrimaryMoveConstructorAndAssignment) {
auto originalScopedMovePrimary = assertGet(
_registry.registerMovePrimary(createMovePrimaryRequest(NamespaceString("TestDB"))));
ASSERT(originalScopedMovePrimary.mustExecute());
ScopedMovePrimary movedScopedMovePrimary(std::move(originalScopedMovePrimary));
ASSERT(movedScopedMovePrimary.mustExecute());
originalScopedMovePrimary = std::move(movedScopedMovePrimary);
ASSERT(originalScopedMovePrimary.mustExecute());
// Need to signal the registered migration so the destructor doesn't invariant
originalScopedMovePrimary.signalComplete(Status::OK());
}
TEST_F(MovePrimaryRegistration, GetActiveMovePrimaryNamespace) {
ASSERT(!_registry.getActiveMovePrimaryNss());
const NamespaceString nss("TestDB");
auto originalScopedMovePrimary =
assertGet(_registry.registerMovePrimary(createMovePrimaryRequest(nss)));
ASSERT_EQ(nss.ns(), _registry.getActiveMovePrimaryNss()->ns());
// Need to signal the registered migration so the destructor doesn't invariant
originalScopedMovePrimary.signalComplete(Status::OK());
}
TEST_F(MovePrimaryRegistration, SecondMovePrimaryReturnsConflictingOperationInProgress) {
auto originalScopedMovePrimary = assertGet(
_registry.registerMovePrimary(createMovePrimaryRequest(NamespaceString("TestDB"))));
auto secondScopedMovePrimaryStatus =
_registry.registerMovePrimary(createMovePrimaryRequest(NamespaceString("TestDB2")));
ASSERT_EQ(ErrorCodes::ConflictingOperationInProgress,
secondScopedMovePrimaryStatus.getStatus());
originalScopedMovePrimary.signalComplete(Status::OK());
}
TEST_F(MovePrimaryRegistration, SecondMovePrimaryWithSameArgumentsJoinsFirst) {
auto originalScopedMovePrimary = assertGet(
_registry.registerMovePrimary(createMovePrimaryRequest(NamespaceString("TestDB"))));
ASSERT(originalScopedMovePrimary.mustExecute());
auto secondScopedMovePrimary = assertGet(
_registry.registerMovePrimary(createMovePrimaryRequest(NamespaceString("TestDB"))));
ASSERT(!secondScopedMovePrimary.mustExecute());
originalScopedMovePrimary.signalComplete({ErrorCodes::InternalError, "Test error"});
auto opCtx = makeOperationContext();
ASSERT_EQ(Status(ErrorCodes::InternalError, "Test error"),
secondScopedMovePrimary.waitForCompletion(opCtx.get()));
}
} // namespace
} // namespace mongo
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