reth_optimism_flashblocks/
payload.rs

1use alloy_consensus::BlockHeader;
2use alloy_primitives::B256;
3use derive_more::Deref;
4use reth_primitives_traits::NodePrimitives;
5use reth_rpc_eth_types::PendingBlock;
6
7/// Type alias for the Optimism flashblock payload.
8pub type FlashBlock = op_alloy_rpc_types_engine::OpFlashblockPayload;
9
10/// The pending block built with all received Flashblocks alongside the metadata for the last added
11/// Flashblock.
12#[derive(Debug, Clone, Deref)]
13pub struct PendingFlashBlock<N: NodePrimitives> {
14    /// The complete pending block built out of all received Flashblocks.
15    #[deref]
16    pub pending: PendingBlock<N>,
17    /// A sequential index that identifies the last Flashblock added to this block.
18    pub last_flashblock_index: u64,
19    /// The last Flashblock block hash,
20    pub last_flashblock_hash: B256,
21    /// Whether the [`PendingBlock`] has a properly computed stateroot.
22    pub has_computed_state_root: bool,
23}
24
25impl<N: NodePrimitives> PendingFlashBlock<N> {
26    /// Create new pending flashblock.
27    pub const fn new(
28        pending: PendingBlock<N>,
29        last_flashblock_index: u64,
30        last_flashblock_hash: B256,
31        has_computed_state_root: bool,
32    ) -> Self {
33        Self { pending, last_flashblock_index, last_flashblock_hash, has_computed_state_root }
34    }
35
36    /// Returns the properly calculated state root for that block if it was computed.
37    pub fn computed_state_root(&self) -> Option<B256> {
38        self.has_computed_state_root.then_some(self.pending.block().state_root())
39    }
40}
41
42#[cfg(test)]
43mod tests {
44    use super::*;
45
46    #[test]
47    fn test_flashblock_serde_roundtrip() {
48        let raw = r#"{
49  "diff": {
50    "block_hash": "0x2d902e3fcb5bd57e0bf878cbbda1386e7fb8968d518912d58678a35e58261c46",
51    "gas_used": "0x2907796",
52    "logs_bloom": "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",
53    "receipts_root": "0x2c4203e9aa87258627bf23ab4d5f9d92da30285ea11dc0b3e140a5a8d4b63e26",
54    "state_root": "0x0000000000000000000000000000000000000000000000000000000000000000",
55    "transactions": [
56      "0x02f8c2822105830b0c58840b677c0f840c93fb5a834c4b4094d599955d17a1378651e76557ffc406c71300fcb080b851020026000100271000c8e9d514f85b57b70de033e841d788ab4df1acd691802acc26dcd13fb9e38fa8e10001004e2000c8e9d55bd42770e29cb76904377ffdb22737fc9f5eb36fde875fcbfa687b1c3023c080a07e8486ab3db9f07588a3f37bd8ffb9b349ba9bb738a2500d78a4583e1e54a6f9a068d0b3c729a6777c81dd49bd0c2dc3a079f0ceed4e778fbfe79176e8b70d68d8",
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70  },
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72  "metadata": {
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74    "new_account_balances": {
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79    },
80    "receipts": {
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82        "Legacy": {
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148                "0x000000000000000000000000833589fcd6edb6e08f4c7c32d4f71b54bda02913",
149                "0x000000000000000000000000d9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca"
150              ]
151            },
152            {
153              "address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
154              "data": "0x0000000000000000000000000000000000000000000000000000000004b1ba7b",
155              "topics": [
156                "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
157                "0x000000000000000000000000ea758cac6115309b325c582fd0782d79e3502177",
158                "0x000000000000000000000000ba12222222228d8ba445958a75a0704d566bf2c8"
159              ]
160            },
161            {
162              "address": "0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca",
163              "data": "0x0000000000000000000000000000000000000000000000000000000004b1a44c",
164              "topics": [
165                "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
166                "0x000000000000000000000000ba12222222228d8ba445958a75a0704d566bf2c8",
167                "0x000000000000000000000000ea758cac6115309b325c582fd0782d79e3502177"
168              ]
169            },
170            {
171              "address": "0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca",
172              "data": "0x0000000000000000000000000000000000000000000000000000000004b1a44c",
173              "topics": [
174                "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
175                "0x000000000000000000000000ea758cac6115309b325c582fd0782d79e3502177",
176                "0x000000000000000000000000f5042e6ffac5a625d4e7848e0b01373d8eb9e222"
177              ]
178            },
179            {
180              "address": "0xf5042e6ffac5a625d4e7848e0b01373d8eb9e222",
181              "data": "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",
182              "topics": [
183                "0x93485dcd31a905e3ffd7b012abe3438fa8fa77f98ddc9f50e879d3fa7ccdc324"
184              ]
185            },
186            {
187              "address": "0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca",
188              "data": "0x0000000000000000000000000000000000000000000000000000000004b1a44c",
189              "topics": [
190                "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
191                "0x000000000000000000000000f5042e6ffac5a625d4e7848e0b01373d8eb9e222",
192                "0x00000000000000000000000001c2c79343de52f99538cd2cbbd67ba0813f4030"
193              ]
194            },
195            {
196              "address": "0xf5042e6ffac5a625d4e7848e0b01373d8eb9e222",
197              "data": "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",
198              "topics": [
199                "0x93485dcd31a905e3ffd7b012abe3438fa8fa77f98ddc9f50e879d3fa7ccdc324"
200              ]
201            }
202          ],
203          "status": "0x1"
204        }
205      },
206      "0x2cd6b4825b5ee40b703c947e15630336dceda97825b70412da54ccc27f484496": {
207        "Eip1559": {
208          "cumulativeGasUsed": "0x28cca69",
209          "logs": [
210            {
211              "address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
212              "data": "0x",
213              "topics": [
214                "0x98de503528ee59b575ef0c0a2576a82497bfc029a5685b209e9ec333479b10a5",
215                "0x000000000000000000000000d723d9f752c19faf88a5fd2111a38d0cc5d395b0",
216                "0xbef9866b70d0bb74d8763996eb5967b1b24cd48f7801f94ad80cb49431df6b1d"
217              ]
218            },
219            {
220              "address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
221              "data": "0x00000000000000000000000000000000000000000000000000000000000003e8",
222              "topics": [
223                "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
224                "0x000000000000000000000000d723d9f752c19faf88a5fd2111a38d0cc5d395b0",
225                "0x0000000000000000000000000b55712de2ce8f93be30d53c03d48ea275cd14d0"
226              ]
227            }
228          ],
229          "status": "0x1"
230        }
231      }
232    }
233  },
234  "payload_id": "0x0316ecb1aa1671b5"
235}"#;
236
237        let flashblock: FlashBlock = serde_json::from_str(raw).expect("deserialize");
238        let serialized = serde_json::to_string(&flashblock).expect("serialize");
239        let roundtrip: FlashBlock = serde_json::from_str(&serialized).expect("roundtrip");
240
241        assert_eq!(flashblock, roundtrip);
242    }
243}