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/**
* Copyright (C) 2022-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/db/auth/authorization_session.h"
#include "mongo/db/cluster_transaction_api.h"
#include "mongo/db/commands.h"
#include "mongo/db/query/find_command_gen.h"
#include "mongo/db/transaction_api.h"
#include "mongo/logv2/log.h"
#include "mongo/s/commands/internal_transactions_test_commands_gen.h"
#include "mongo/s/grid.h"
#include "mongo/s/transaction_router_resource_yielder.h"
namespace mongo {
namespace {
class InternalTransactionsTestCommand final : public TypedCommand<InternalTransactionsTestCommand> {
public:
using Request = TestInternalTransactions;
class Invocation final : public InvocationBase {
public:
using InvocationBase::InvocationBase;
TestInternalTransactionsReply typedRun(OperationContext* opCtx) {
Grid::get(opCtx)->assertShardingIsInitialized();
auto fixedExec = Grid::get(opCtx)->getExecutorPool()->getFixedExecutor();
auto txn = txn_api::TransactionWithRetries(
opCtx,
fixedExec,
std::make_unique<txn_api::details::SEPTransactionClient>(
opCtx,
fixedExec,
std::make_unique<txn_api::details::ClusterSEPTransactionClientBehaviors>(
opCtx->getServiceContext())),
TransactionRouterResourceYielder::makeForLocalHandoff());
struct SharedBlock {
SharedBlock(std::vector<TestInternalTransactionsCommandInfo> commandInfos_)
: commandInfos(commandInfos_) {}
std::vector<TestInternalTransactionsCommandInfo> commandInfos;
std::vector<BSONObj> responses;
};
auto sharedBlock = std::make_shared<SharedBlock>(request().getCommandInfos());
// Swallow errors and let clients inspect the responses array to determine success /
// failure.
(void)txn.runSyncNoThrow(
opCtx,
[sharedBlock](const txn_api::TransactionClient& txnClient, ExecutorPtr txnExec) {
for (const auto& commandInfo : sharedBlock->commandInfos) {
const auto& dbName = commandInfo.getDbName();
const auto& command = commandInfo.getCommand();
auto assertSucceeds = commandInfo.getAssertSucceeds();
auto exhaustCursor = commandInfo.getExhaustCursor();
if (exhaustCursor == boost::optional<bool>(true)) {
// We can't call a getMore without knowing its cursor's id, so we
// use the exhaustiveFind helper to test getMores. Make an OpMsgRequest
// from the command to append $db, which FindCommandRequest expects.
auto findOpMsgRequest = OpMsgRequest::fromDBAndBody(dbName, command);
auto findCommand = FindCommandRequest::parse(
IDLParserErrorContext("FindCommandRequest", false /* apiStrict */),
findOpMsgRequest.body);
auto docs = txnClient.exhaustiveFind(findCommand).get();
BSONObjBuilder resBob;
resBob.append("docs", std::move(docs));
sharedBlock->responses.emplace_back(resBob.obj());
continue;
}
auto res = txnClient.runCommand(dbName, command).get();
sharedBlock->responses.emplace_back(
CommandHelpers::filterCommandReplyForPassthrough(
res.removeField("recoveryToken")));
if (assertSucceeds) {
// Note this only inspects the top level ok field for non-write
// commands.
uassertStatusOK(getStatusFromWriteCommandReply(res));
}
}
return SemiFuture<void>::makeReady();
});
return TestInternalTransactionsReply(std::move(sharedBlock->responses));
};
NamespaceString ns() const override {
return NamespaceString(request().getDbName(), "");
}
bool supportsWriteConcern() const override {
return false;
}
void doCheckAuthorization(OperationContext* opCtx) const override {
uassert(ErrorCodes::Unauthorized,
"Unauthorized",
AuthorizationSession::get(opCtx->getClient())
->isAuthorizedForActionsOnResource(ResourcePattern::forClusterResource(),
ActionType::internal));
}
};
std::string help() const override {
return "Internal command for testing internal transactions";
}
// This command can use the transaction API to run commands on different databases, so a single
// user database doesn't apply and we restrict this to only the admin database.
bool adminOnly() const override {
return true;
}
AllowedOnSecondary secondaryAllowed(ServiceContext*) const override {
return AllowedOnSecondary::kNever;
}
};
MONGO_REGISTER_TEST_COMMAND(InternalTransactionsTestCommand);
} // namespace
} // namespace mongo
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