sharded_index_consistency_server_status.cpp

/**
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 *    it under the terms of the Server Side Public License, version 1,
 *    as published by MongoDB, Inc.
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 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    Server Side Public License for more details.
 *
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 *    along with this program. If not, see
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 *
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 *    code of portions of this program with the OpenSSL library under certain
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#include "mongo/platform/basic.h"

#include "mongo/db/commands/server_status.h"
#include "mongo/db/s/periodic_sharded_index_consistency_checker.h"
#include "mongo/db/s/sharding_runtime_d_params_gen.h"

namespace mongo {
namespace {

bool isConfigServerWithShardedIndexConsistencyCheckEnabled() {
    return serverGlobalParams.clusterRole == ClusterRole::ConfigServer &&
        enableShardedIndexConsistencyCheck.load();
}

class ShardedIndexConsistencyServerStatus final : public ServerStatusSection {
public:
    ShardedIndexConsistencyServerStatus() : ServerStatusSection("shardedIndexConsistency") {}

    bool includeByDefault() const override {
        return isConfigServerWithShardedIndexConsistencyCheckEnabled();
    }

    BSONObj generateSection(OperationContext* opCtx,
                            const BSONElement& configElement) const override {
        if (!isConfigServerWithShardedIndexConsistencyCheckEnabled()) {
            return {};
        }

        BSONObjBuilder builder;
        builder.append("numShardedCollectionsWithInconsistentIndexes",
                       PeriodicShardedIndexConsistencyChecker::get(opCtx->getServiceContext())
                           .getNumShardedCollsWithInconsistentIndexes());
        return builder.obj();
    }

} indexConsistencyServerStatus;

}  // namespace
}  // namespace mongo