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Implement EIP-4444: automatic history removal #8040

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Implement EIP-4444: automatic history removal #8040

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10 changes: 10 additions & 0 deletions src/Nethermind/Nethermind.Config/HistoryConfig.cs
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Original file line number Diff line number Diff line change
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// SPDX-FileCopyrightText: 2025 Demerzel Solutions Limited
// SPDX-License-Identifier: LGPL-3.0-only

namespace Nethermind.Config;

public class HistoryConfig : IHistoryConfig
{
public ulong? HistoryPruneEpochs { get; set; }
public bool DropPreMerge { get; set; }
}
18 changes: 18 additions & 0 deletions src/Nethermind/Nethermind.Config/IHistoryConfig.cs
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Original file line number Diff line number Diff line change
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// SPDX-FileCopyrightText: 2025 Demerzel Solutions Limited
// SPDX-License-Identifier: LGPL-3.0-only

namespace Nethermind.Config;

public interface IHistoryConfig : IConfig
{
// For EIP-4444 set default to 82125
[ConfigItem(
Description = "The number of epochs to retain historical blocks and receipts. Set to null for unlimited retention.",
DefaultValue = "null")]
ulong? HistoryPruneEpochs { get; set; }

[ConfigItem(
Description = "Whether to drop pre-merge blocks and receipts.",
DefaultValue = "false")]
bool DropPreMerge { get; set; }
}
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