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feat(flashblocks): Add flashblocks sequence persistence logic on RPC and sequence replay flashblock builder #162

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Merged
louisliu2048 merged 8 commits into from
Mar 4, 2026
Merged

feat(flashblocks): Add flashblocks sequence persistence logic on RPC and sequence replay flashblock builder #162

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4c0e2e9
feat(builder): do not flush cache on retrieval
sieniven Feb 28, 2026
2ef3ec1
feat(flashblocks): add persistence logic of incoming flashblocks on RPC
sieniven Feb 28, 2026
64f68b2
Merge branch 'main' of github.com:okx/xlayer-reth into niven/write-fb…
sieniven Feb 28, 2026
5c6df78
Fmt
sieniven Feb 28, 2026
4c20839
chore(builder): add unit tests coverage for flashblocks sequence cache
sieniven Mar 2, 2026
4a5e6ea
feat(builder): add sequencer load flashblocks sequence for replay fro…
sieniven Mar 3, 2026
70840c7
fix(builder): flush to persistence file on default 5 sec interval ins…
sieniven Mar 3, 2026
8e537d2
fix(builder): add warn log when flashblocks persistence file does not…
sieniven Mar 3, 2026
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1 change: 1 addition & 0 deletions Cargo.lock
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2 changes: 2 additions & 0 deletions bin/node/src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,7 @@ fn main() {

// Clone xlayer_args early to avoid partial move issues
let xlayer_args = args.xlayer_args.clone();
let datadir = builder.config().datadir().clone();

let legacy_config = LegacyRpcRouterConfig {
enabled: xlayer_args.legacy.legacy_rpc_url.is_some(),
Expand Down Expand Up @@ -130,6 +131,7 @@ fn main() {
flashblock_rx,
args.xlayer_args.builder.flashblocks,
args.rollup_args.flashblocks_url.is_some(),
datadir,
)?;
service.spawn();
info!(target: "reth::cli", "xlayer flashblocks service initialized");
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8 changes: 8 additions & 0 deletions crates/builder/src/args/op.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,14 @@ pub struct FlashblocksArgs {
default_value = "256"
)]
pub ws_subscriber_limit: Option<u16>,

/// Enable replay from the persistence file on startup
#[arg(
long = "flashblocks.replay-from-persistence-file",
env = "FLASHBLOCKS_REPLAY_FROM_PERSISTENCE_FILE",
default_value = "false"
)]
pub replay_from_persistence_file: bool,
}

impl Default for FlashblocksArgs {
Expand Down
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