feat(concensus): add versioned constants to Concensus

crates/sequencing/papyrus_consensus_orchestrator/Cargo.toml

@@ -12,13 +12,16 @@ async-trait.workspace = true
 chrono.workspace = true
 futures.workspace = true
 indexmap.workspace = true
+infra_utils.workspace = true
 papyrus_config.workspace = true
 papyrus_consensus.workspace = true
 papyrus_network.workspace = true
 papyrus_protobuf.workspace = true
 papyrus_storage.workspace = true
+paste.workspace = true
 reqwest = { workspace = true, features = ["json"] }
 serde.workspace = true
+serde_json.workspace = true
 starknet-types-core.workspace = true
 starknet_api.workspace = true
 starknet_batcher_types = { workspace = true, features = ["testing"] }

crates/sequencing/papyrus_consensus_orchestrator/resources/versioned_constants_0_13_4.json

@@ -0,0 +1,6 @@
+{
+    "gas_price_max_change_denominator": 48,
+    "gas_target": 2000000000,
+    "max_block_size": 4000000000,
+    "min_gas_price": 100000
+}

crates/sequencing/papyrus_consensus_orchestrator/src/lib.rs

@@ -14,3 +14,6 @@ pub mod cende;
 
 /// Fee market logic.
 pub mod fee_market;
+
+/// Consensus' versioned constants.
+pub mod versioned_constants;

crates/sequencing/papyrus_consensus_orchestrator/src/versioned_constants.rs

@@ -0,0 +1,23 @@
+use serde::Deserialize;
+use starknet_api::define_versioned_constants;
+
+/// Versioned constants for the Consensus.
+#[derive(Clone, Deserialize)]
+pub struct VersionedConstants {
+    ///  This is used to calculate the base gas price for the next block according to EIP-1559 and
+    /// serves as a sensitivity parameter that limits the maximum rate of change of the gas price
+    /// between consecutive blocks.
+    pub gas_price_max_change_denominator: u128,
+    /// The minimum gas price in fri.
+    pub min_gas_price: u64,
+    /// The maximum block size in gas units.
+    pub max_block_size: u64,
+    /// The target gas usage per block (usually half of a block's gas limit).
+    pub gas_target: u64,
+}
+
+// TODO(Ayelet): Change version and path to 0.14 once added.
+define_versioned_constants!(
+    VersionedConstants,
+    (V0_13_4, "../resources/versioned_constants_0_13_4.json"),
+);