feat(cli): add cli flag --txpool.disable-blobs-support to disable blob support (paradigmxyz#19559)

Co-authored-by: Matthias Seitz <matthias.seitz@outlook.de>

Author: lean-apple

crates/ethereum/node/src/node.rs

@@ -453,6 +453,9 @@ where
     async fn build_pool(self, ctx: &BuilderContext<Node>) -> eyre::Result<Self::Pool> {
         let pool_config = ctx.pool_config();
 
+        let blobs_disabled = ctx.config().txpool.disable_blobs_support ||
+            ctx.config().txpool.blobpool_max_count == 0;
+
         let blob_cache_size = if let Some(blob_cache_size) = pool_config.blob_cache_size {
             Some(blob_cache_size)
         } else {
@@ -475,8 +478,9 @@ where
 
         let validator = TransactionValidationTaskExecutor::eth_builder(ctx.provider().clone())
             .with_head_timestamp(ctx.head().timestamp)
-            .with_max_tx_input_bytes(ctx.config().txpool.max_tx_input_bytes)
+            .set_eip4844(!blobs_disabled)
             .kzg_settings(ctx.kzg_settings()?)
+            .with_max_tx_input_bytes(ctx.config().txpool.max_tx_input_bytes)
             .with_local_transactions_config(pool_config.local_transactions_config.clone())
             .set_tx_fee_cap(ctx.config().rpc.rpc_tx_fee_cap)
             .with_max_tx_gas_limit(ctx.config().txpool.max_tx_gas_limit)

crates/node/core/src/args/txpool.rs

@@ -53,6 +53,10 @@ pub struct TxPoolArgs {
     #[arg(long = "txpool.blob-cache-size", alias = "txpool.blob_cache_size")]
     pub blob_cache_size: Option<u32>,
 
+    /// Disable EIP-4844 blob transaction support
+    #[arg(long = "txpool.disable-blobs-support", alias = "txpool.disable_blobs_support", default_value_t = false, conflicts_with_all = ["blobpool_max_count", "blobpool_max_size", "blob_cache_size", "blob_transaction_price_bump"])]
+    pub disable_blobs_support: bool,
+
     /// Max number of executable transaction slots guaranteed per account
     #[arg(long = "txpool.max-account-slots", alias = "txpool.max_account_slots", default_value_t = TXPOOL_MAX_ACCOUNT_SLOTS_PER_SENDER)]
     pub max_account_slots: usize,
@@ -168,6 +172,7 @@ impl Default for TxPoolArgs {
             blobpool_max_count: TXPOOL_SUBPOOL_MAX_TXS_DEFAULT,
             blobpool_max_size: TXPOOL_SUBPOOL_MAX_SIZE_MB_DEFAULT,
             blob_cache_size: None,
+            disable_blobs_support: false,
             max_account_slots: TXPOOL_MAX_ACCOUNT_SLOTS_PER_SENDER,
             price_bump: DEFAULT_PRICE_BUMP,
             minimal_protocol_basefee: MIN_PROTOCOL_BASE_FEE,

docs/vocs/docs/pages/cli/reth/node.mdx

@@ -537,6 +537,9 @@ TxPool:
       --txpool.blob-cache-size <BLOB_CACHE_SIZE>
           Max number of entries for the in memory cache of the blob store
 
+      --txpool.disable-blobs-support
+          Disable EIP-4844 blob transaction support
+
       --txpool.max-account-slots <MAX_ACCOUNT_SLOTS>
           Max number of executable transaction slots guaranteed per account