consensus-engine to carnot-engine. (#551)

* Refactor: consensus-engine to carnot-engine.
Move under consensus/carnot-engine

* Fuzztests update with carnot-engine

* Update missing refactor in tests

---------

Co-authored-by: Gusto <bacvinka@gmail.com>

Cargo.toml

@@ -20,7 +20,7 @@ members = [
     "nodes/nomos-node",
     "nodes/mixnode",
     "simulations",
-    "consensus-engine",
+    "consensus/carnot-engine",
     "tests",
     "mixnet/node",
     "mixnet/client",

consensus/carnot-engine/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "consensus-engine"
+name = "carnot-engine"
 version = "0.1.0"
 edition = "2021"
 
@@ -15,7 +15,7 @@ rand = "0.8"
 rand_chacha = "0.3"
 thiserror = "1"
 fraction = { version = "0.13" }
-nomos-utils = { path = "../nomos-utils", optional = true }
+nomos-utils = { path = "../../nomos-utils", optional = true }
 
 utoipa = { version = "4.0", optional = true }
 serde_json = { version = "1.0", optional = true }

consensus/carnot-engine/tests/fuzz/ref_state.rs

@@ -1,6 +1,6 @@
 use std::collections::{BTreeMap, HashSet};
 
-use consensus_engine::{
+use carnot_engine::{
     AggregateQc, Block, BlockId, LeaderProof, NodeId, Qc, StandardQc, TimeoutQc, View,
 };
 use proptest::prelude::*;
@@ -14,7 +14,7 @@ use crate::fuzz::transition::Transition;
 // Also, RefState can be used to check invariants of the real state machine in some cases.
 //
 // We should try to design this reference state as simple/intuitive as possible,
-// so that we don't need to replicate the logic implemented in consensus-engine.
+// so that we don't need to replicate the logic implemented in carnot-engine.
 #[derive(Clone, Debug)]
 pub struct RefState {
     pub chain: BTreeMap<View, ViewEntry>,

consensus/carnot-engine/tests/fuzz/sut.rs

@@ -1,7 +1,7 @@
 use std::{collections::HashSet, panic};
 
-use consensus_engine::overlay::FreezeMembership;
+use carnot_engine::overlay::FreezeMembership;
-use consensus_engine::{
+use carnot_engine::{
     overlay::{FlatOverlay, FlatOverlaySettings, RoundRobin},
     *,
 };

consensus/carnot-engine/tests/fuzz/transition.rs

@@ -1,6 +1,6 @@
 use std::collections::HashSet;
 
-use consensus_engine::{Block, NewView, TimeoutQc};
+use carnot_engine::{Block, NewView, TimeoutQc};
 
 // State transtitions that will be picked randomly
 #[derive(Clone, Debug)]

nodes/nomos-node/Cargo.toml

@@ -32,7 +32,7 @@ nomos-da = { path = "../../nomos-services/data-availability", features = ["libp2
 nomos-system-sig = { path = "../../nomos-services/system-sig" }
 metrics = { path = "../../nomos-services/metrics", optional = true }
 tracing-subscriber = "0.3"
-consensus-engine = { path = "../../consensus-engine" }
+carnot-engine = { path = "../../consensus/carnot-engine" }
 tokio = { version = "1.24", features = ["sync"] }
 serde_json = "1.0"
 serde_yaml = "0.9"

nodes/nomos-node/src/api.rs

@@ -16,7 +16,7 @@ use tower_http::{
 use utoipa::OpenApi;
 use utoipa_swagger_ui::SwaggerUi;
 
-use consensus_engine::BlockId;
+use carnot_engine::BlockId;
 use full_replication::{Blob, Certificate};
 use nomos_core::{da::blob, tx::Transaction};
 use nomos_mempool::{network::adapters::libp2p::Libp2pAdapter, openapi::Status, MempoolMetrics};

nodes/nomos-node/src/lib.rs

@@ -2,8 +2,8 @@ pub mod api;
 mod config;
 mod tx;
 
+use carnot_engine::overlay::{RandomBeaconState, RoundRobin, TreeOverlay};
 use color_eyre::eyre::Result;
-use consensus_engine::overlay::{RandomBeaconState, RoundRobin, TreeOverlay};
 use full_replication::Certificate;
 use full_replication::{AbsoluteNumber, Attestation, Blob, FullReplication};
 #[cfg(feature = "metrics")]

nomos-cli/Cargo.toml

@@ -12,7 +12,7 @@ tracing = "0.1"
 tracing-subscriber = "0.3"
 async-trait = "0.1"
 clap = {version = "4", features = ["derive"] }
-consensus-engine = { path = "../consensus-engine" }
+carnot-engine = { path = "../consensus/carnot-engine" }
 serde_yaml = "0.9"
 futures = "0.3"
 tokio = { version = "1", features = ["sync"] }

nomos-cli/src/api/consensus.rs

@@ -1,5 +1,5 @@
 use super::CLIENT;
-use consensus_engine::{Block, BlockId};
+use carnot_engine::{Block, BlockId};
 use nomos_consensus::CarnotInfo;
 use reqwest::Url;
 

nomos-cli/src/api/storage.rs

@@ -1,5 +1,5 @@
 use super::CLIENT;
-use consensus_engine::BlockId;
+use carnot_engine::BlockId;
 use full_replication::Certificate;
 use nomos_core::block::Block;
 use nomos_node::Tx;

nomos-cli/src/da/retrieve.rs

@@ -1,4 +1,4 @@
-use consensus_engine::BlockId;
+use carnot_engine::BlockId;
 use full_replication::Blob;
 use nomos_core::da::certificate::Certificate;
 use reqwest::Url;

nomos-core/Cargo.toml

@@ -12,7 +12,7 @@ authors = [
 async-trait = { version = "0.1" }
 blake2 = { version = "0.10" }
 bytes = "1.3"
-consensus-engine = { path = "../consensus-engine", features = ["serde"]}
+carnot-engine = { path = "../consensus/carnot-engine", features = ["serde"]}
 futures = "0.3"
 raptorq = { version = "1.7", optional = true }
 serde = { version = "1.0", features = ["derive"] }

nomos-core/src/block/builder.rs

@@ -8,8 +8,8 @@ use crate::block::Block;
 use crate::da::certificate::BlobCertificateSelect;
 use crate::da::certificate::Certificate;
 use crate::tx::{Transaction, TxSelect};
-use consensus_engine::overlay::RandomBeaconState;
+use carnot_engine::overlay::RandomBeaconState;
-use consensus_engine::{NodeId, Qc, View};
+use carnot_engine::{NodeId, Qc, View};
 
 /// Wrapper over a block building `new` method than holds intermediary state and can be
 /// passed around. It also compounds the transaction selection and blob selection heuristics to be

nomos-core/src/block/mod.rs

@@ -1,6 +1,6 @@
 pub mod builder;
 
-use consensus_engine::overlay::RandomBeaconState;
+use carnot_engine::overlay::RandomBeaconState;
 use indexmap::IndexSet;
 // std
 use core::hash::Hash;
@@ -11,8 +11,8 @@ use ::serde::{
     Deserialize, Serialize, Serializer,
 };
 use bytes::Bytes;
-pub use consensus_engine::BlockId;
+pub use carnot_engine::BlockId;
-use consensus_engine::{LeaderProof, NodeId, Qc, View};
+use carnot_engine::{LeaderProof, NodeId, Qc, View};
 // internal
 
 pub type TxHash = [u8; 32];
@@ -20,7 +20,7 @@ pub type TxHash = [u8; 32];
 /// A block
 #[derive(Clone, Debug)]
 pub struct Block<Tx: Clone + Eq + Hash, BlobCertificate: Clone + Eq + Hash> {
-    header: consensus_engine::Block,
+    header: carnot_engine::Block,
     beacon: RandomBeaconState,
     cl_transactions: IndexSet<Tx>,
     bl_blobs: IndexSet<BlobCertificate>,
@@ -41,7 +41,7 @@ impl<
     ) -> Self {
         let transactions = txs.collect();
         let blobs = blobs.collect();
-        let header = consensus_engine::Block {
+        let header = carnot_engine::Block {
             id: BlockId::zeros(),
             view,
             parent_qc,
@@ -62,7 +62,7 @@ impl<
 }
 
 impl<Tx: Clone + Eq + Hash, BlobCertificate: Clone + Eq + Hash> Block<Tx, BlobCertificate> {
-    pub fn header(&self) -> &consensus_engine::Block {
+    pub fn header(&self) -> &carnot_engine::Block {
         &self.header
     }
 
@@ -84,7 +84,7 @@ pub fn block_id_from_wire_content<
     BlobCertificate: Clone + Eq + Hash + Serialize + DeserializeOwned,
 >(
     block: &Block<Tx, BlobCertificate>,
-) -> consensus_engine::BlockId {
+) -> carnot_engine::BlockId {
     use blake2::digest::{consts::U32, Digest};
     use blake2::Blake2b;
     let bytes = block.as_bytes();
@@ -147,7 +147,7 @@ mod serde {
                 cl_transactions,
                 bl_blobs,
             } = StrippedBlock::deserialize(deserializer)?;
-            let header = consensus_engine::Block {
+            let header = carnot_engine::Block {
                 id: BlockId::zeros(),
                 view: header.view,
                 parent_qc: header.parent_qc,

nomos-core/src/vote/mock.rs

@@ -1,6 +1,6 @@
 // std
 // crates
-use consensus_engine::{Block, View};
+use carnot_engine::{Block, View};
 use futures::{Stream, StreamExt};
 use serde::{Deserialize, Serialize};
 // internal

nomos-services/api/Cargo.toml

@@ -13,7 +13,7 @@ overwatch-rs = { git = "https://github.com/logos-co/Overwatch", rev = "2f70806"
 overwatch-derive = { git = "https://github.com/logos-co/Overwatch", rev = "ac28d01" }
 tracing = "0.1"
 
-consensus-engine = { path = "../../consensus-engine" }
+carnot-engine = { path = "../../consensus/carnot-engine" }
 nomos-core = { path = "../../nomos-core" }
 nomos-consensus = { path = "../../nomos-services/consensus" }
 nomos-network = { path = "../../nomos-services/network" }

nomos-services/api/src/http/consensus.rs

@@ -4,7 +4,7 @@ use overwatch_rs::overwatch::handle::OverwatchHandle;
 use serde::{de::DeserializeOwned, Serialize};
 use tokio::sync::oneshot;
 
-use consensus_engine::{
+use carnot_engine::{
     overlay::{RandomBeaconState, RoundRobin, TreeOverlay},
     Block, BlockId,
 };

nomos-services/api/src/http/storage.rs

@@ -1,4 +1,4 @@
-use consensus_engine::BlockId;
+use carnot_engine::BlockId;
 use nomos_core::block::Block;
 use nomos_storage::{
     backends::{sled::SledBackend, StorageSerde},

nomos-services/consensus/Cargo.toml

@@ -9,7 +9,7 @@ edition = "2021"
 async-trait = "0.1"
 bytes = "1.3"
 chrono = "0.4"
-consensus-engine = { path = "../../consensus-engine", features = ["serde"] }
+carnot-engine = { path = "../../consensus/carnot-engine", features = ["serde"] }
 futures = "0.3"
 nomos-network = { path = "../network" }
 nomos-mempool = { path = "../mempool" }

nomos-services/consensus/src/committee_membership/mod.rs

@@ -6,10 +6,10 @@ use std::hash::Hash;
 // crates
 
 // internal
-use consensus_engine::overlay::{
+use carnot_engine::overlay::{
     CommitteeMembership, Error as RandomBeaconError, FreezeMembership, RandomBeaconState,
 };
-use consensus_engine::TimeoutQc;
+use carnot_engine::TimeoutQc;
 use nomos_core::block::Block;
 
 pub trait UpdateableCommitteeMembership: CommitteeMembership {

nomos-services/consensus/src/leader_selection/mod.rs

@@ -1,5 +1,5 @@
-use consensus_engine::overlay::RoundRobin;
+use carnot_engine::overlay::RoundRobin;
-use consensus_engine::{
+use carnot_engine::{
     overlay::{Error as RandomBeaconError, LeaderSelection, RandomBeaconState},
     TimeoutQc,
 };

nomos-services/consensus/src/lib.rs

@@ -12,7 +12,7 @@ use std::pin::Pin;
 use std::time::Duration;
 // crates
 use bls_signatures::PrivateKey;
-pub use consensus_engine::NodeId;
+pub use carnot_engine::NodeId;
 use futures::{Stream, StreamExt};
 use leader_selection::UpdateableLeaderSelection;
 use serde::Deserialize;
@@ -28,7 +28,7 @@ use crate::network::NetworkAdapter;
 use crate::tally::{
     happy::CarnotTally, timeout::TimeoutTally, unhappy::NewViewTally, CarnotTallySettings,
 };
-use consensus_engine::{
+use carnot_engine::{
     overlay::RandomBeaconState, AggregateQc, BlockId, Carnot, Committee, LeaderProof, NewView,
     Overlay, Payload, Qc, StandardQc, Timeout, TimeoutQc, View, Vote,
 };
@@ -251,7 +251,7 @@ where
         } = self.service_state.settings_reader.get_updated_settings();
 
         let overlay = O::new(overlay_settings);
-        let genesis = consensus_engine::Block {
+        let genesis = carnot_engine::Block {
             id: BlockId::zeros(),
             view: View::new(0),
             parent_qc: Qc::Standard(StandardQc::genesis()),
@@ -351,7 +351,7 @@ where
 #[derive(Debug)]
 #[allow(clippy::large_enum_variant)]
 enum Output<Tx: Clone + Eq + Hash, BlobCertificate: Clone + Eq + Hash> {
-    Send(consensus_engine::Send),
+    Send(carnot_engine::Send),
     BroadcastTimeoutQc {
         timeout_qc: TimeoutQc,
     },
@@ -866,7 +866,7 @@ where
 
     async fn gather_timeout_qc(
         adapter: A,
-        view: consensus_engine::View,
+        view: carnot_engine::View,
     ) -> Event<ClPool::Item, DaPool::Item> {
         if let Some(timeout_qc) = adapter
             .timeout_qc_stream(view)
@@ -885,7 +885,7 @@ where
     async fn gather_votes(
         adapter: A,
         committee: Committee,
-        block: consensus_engine::Block,
+        block: carnot_engine::Block,
         tally: CarnotTallySettings,
     ) -> Event<ClPool::Item, DaPool::Item> {
         let tally = CarnotTally::new(tally);
@@ -925,7 +925,7 @@ where
     async fn gather_timeout(
         adapter: A,
         committee: Committee,
-        view: consensus_engine::View,
+        view: carnot_engine::View,
         tally: CarnotTallySettings,
     ) -> Event<ClPool::Item, DaPool::Item> {
         let tally = TimeoutTally::new(tally);
@@ -941,7 +941,7 @@ where
     #[instrument(level = "debug", skip(adapter))]
     async fn gather_block(
         adapter: A,
-        view: consensus_engine::View,
+        view: carnot_engine::View,
     ) -> Event<ClPool::Item, DaPool::Item> {
         let stream = adapter
             .proposal_chunks_stream(view)
@@ -1011,7 +1011,7 @@ where
     C: Clone + Eq + Hash + Serialize + DeserializeOwned,
 {
     match output {
-        Output::Send(consensus_engine::Send { to, payload }) => match payload {
+        Output::Send(carnot_engine::Send { to, payload }) => match payload {
             Payload::Vote(vote) => {
                 adapter
                     .send(
@@ -1076,7 +1076,7 @@ enum Event<Tx: Clone + Hash + Eq, BlobCertificate: Clone + Eq + Hash> {
     #[allow(dead_code)]
     Approve {
         qc: Qc,
-        block: consensus_engine::Block,
+        block: carnot_engine::Block,
         votes: HashSet<Vote>,
     },
     LocalTimeout {
@@ -1109,7 +1109,7 @@ pub enum ConsensusMsg {
     GetBlocks {
         from: Option<BlockId>,
         to: Option<BlockId>,
-        tx: Sender<Vec<consensus_engine::Block>>,
+        tx: Sender<Vec<carnot_engine::Block>>,
     },
 }
 
@@ -1123,9 +1123,9 @@ pub struct CarnotInfo {
     pub current_view: View,
     pub highest_voted_view: View,
     pub local_high_qc: StandardQc,
-    pub tip: consensus_engine::Block,
+    pub tip: carnot_engine::Block,
     pub last_view_timeout_qc: Option<TimeoutQc>,
-    pub last_committed_block: consensus_engine::Block,
+    pub last_committed_block: carnot_engine::Block,
 }
 
 async fn get_mempool_contents<Item, Key>(
@@ -1160,7 +1160,7 @@ async fn mark_in_block<Item, Key>(
 
 #[cfg(test)]
 mod tests {
-    use consensus_engine::Block;
+    use carnot_engine::Block;
 
     use super::*;
 

nomos-services/consensus/src/network/adapters/libp2p.rs

@@ -13,7 +13,7 @@ use crate::network::{
     messages::{NetworkMessage, ProposalMsg, VoteMsg},
     BoxedStream, NetworkAdapter,
 };
-use consensus_engine::{BlockId, Committee, CommitteeId, View};
+use carnot_engine::{BlockId, Committee, CommitteeId, View};
 use nomos_core::wire;
 use nomos_network::{
     backends::libp2p::{Command, Event, EventKind, Libp2p},

nomos-services/consensus/src/network/messages.rs

@@ -3,7 +3,7 @@
 use serde::{Deserialize, Serialize};
 // internal
 use crate::NodeId;
-use consensus_engine::{BlockId, NewView, Qc, Timeout, TimeoutQc, View, Vote};
+use carnot_engine::{BlockId, NewView, Qc, Timeout, TimeoutQc, View, Vote};
 use nomos_core::wire;
 
 #[derive(Clone, Serialize, Deserialize, Debug, Eq, PartialEq, Hash)]

nomos-services/consensus/src/network/mod.rs

@@ -8,7 +8,7 @@ use futures::Stream;
 use crate::network::messages::{
     NetworkMessage, NewViewMsg, ProposalMsg, TimeoutMsg, TimeoutQcMsg, VoteMsg,
 };
-use consensus_engine::{BlockId, Committee, View};
+use carnot_engine::{BlockId, Committee, View};
 use nomos_network::backends::NetworkBackend;
 use nomos_network::NetworkService;
 use overwatch_rs::services::relay::OutboundRelay;

nomos-services/consensus/src/tally/happy.rs

@@ -8,7 +8,7 @@ use futures::{Stream, StreamExt};
 // internal
 use super::CarnotTallySettings;
 use crate::network::messages::VoteMsg;
-use consensus_engine::{Block, Qc, StandardQc, Vote};
+use carnot_engine::{Block, Qc, StandardQc, Vote};
 use nomos_core::crypto::PublicKey;
 use nomos_core::vote::Tally;
 

nomos-services/consensus/src/tally/mod.rs

@@ -8,7 +8,7 @@ pub mod unhappy;
 use serde::{Deserialize, Serialize};
 
 // internal
-use consensus_engine::Committee;
+use carnot_engine::Committee;
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct CarnotTallySettings {

nomos-services/consensus/src/tally/timeout.rs

@@ -5,7 +5,7 @@ use futures::{Stream, StreamExt};
 // internal
 use super::CarnotTallySettings;
 use crate::network::messages::TimeoutMsg;
-use consensus_engine::{Timeout, View};
+use carnot_engine::{Timeout, View};
 use nomos_core::vote::Tally;
 
 #[derive(Clone, Debug)]

nomos-services/consensus/src/tally/unhappy.rs

@@ -6,7 +6,7 @@ use serde::{Deserialize, Serialize};
 // internal
 use super::CarnotTallySettings;
 use crate::network::messages::NewViewMsg;
-use consensus_engine::{NewView, TimeoutQc};
+use carnot_engine::{NewView, TimeoutQc};
 use nomos_core::vote::Tally;
 
 #[derive(thiserror::Error, Debug)]

simulations/Cargo.toml

@@ -20,7 +20,7 @@ ctrlc = "3.4"
 chrono = { version = "0.4", features = ["serde"] }
 crc32fast = "1.3"
 crossbeam = { version = "0.8.2", features = ["crossbeam-channel"] }
-consensus-engine = { path = "../consensus-engine", features = ["simulation"] }
+carnot-engine = { path = "../consensus/carnot-engine", features = ["simulation"] }
 fixed-slice-deque = "0.1.0-beta2"
 futures = "0.3"
 humantime = "2.1"

simulations/src/bin/app/main.rs

@@ -5,9 +5,9 @@ use std::sync::Arc;
 use std::time::{Duration, SystemTime, UNIX_EPOCH};
 // crates
 use anyhow::Ok;
+use carnot_engine::overlay::RandomBeaconState;
+use carnot_engine::{Block, View};
 use clap::Parser;
-use consensus_engine::overlay::RandomBeaconState;
-use consensus_engine::{Block, View};
 use crossbeam::channel;
 use parking_lot::Mutex;
 use rand::rngs::SmallRng;

simulations/src/bin/app/overlay_node.rs

@@ -1,6 +1,6 @@
-use consensus_engine::overlay::{BranchOverlay, FisherYatesShuffle, RandomBeaconState};
+use carnot_engine::overlay::{BranchOverlay, FisherYatesShuffle, RandomBeaconState};
-use consensus_engine::Overlay;
+use carnot_engine::Overlay;
-use consensus_engine::{
+use carnot_engine::{
     overlay::{FlatOverlay, FreezeMembership, RoundRobin, TreeOverlay},
     NodeId,
 };
@@ -22,7 +22,7 @@ pub fn overlay_info(
     match &overlay_settings {
         simulations::settings::OverlaySettings::Flat => {
             FlatOverlay::<RoundRobin, FisherYatesShuffle>::new(
-                consensus_engine::overlay::FlatOverlaySettings {
+                carnot_engine::overlay::FlatOverlaySettings {
                     nodes: nodes.to_vec(),
                     leader: RoundRobin::new(),
                     leader_super_majority_threshold: None,
@@ -31,7 +31,7 @@ pub fn overlay_info(
             .info()
         }
         simulations::settings::OverlaySettings::Tree(tree_settings) => {
-            TreeOverlay::new(consensus_engine::overlay::TreeOverlaySettings {
+            TreeOverlay::new(carnot_engine::overlay::TreeOverlaySettings {
                 nodes,
                 current_leader: leader,
                 number_of_committees: tree_settings.number_of_committees,
@@ -42,7 +42,7 @@ pub fn overlay_info(
             .info()
         }
         simulations::settings::OverlaySettings::Branch(branch_settings) => {
-            BranchOverlay::new(consensus_engine::overlay::BranchOverlaySettings {
+            BranchOverlay::new(carnot_engine::overlay::BranchOverlaySettings {
                 nodes,
                 current_leader: leader,
                 branch_depth: branch_settings.branch_depth,
@@ -73,7 +73,7 @@ pub fn to_overlay_node<R: Rng>(
     };
     match &settings.overlay_settings {
         simulations::settings::OverlaySettings::Flat => {
-            let overlay_settings = consensus_engine::overlay::FlatOverlaySettings {
+            let overlay_settings = carnot_engine::overlay::FlatOverlaySettings {
                 nodes: nodes.to_vec(),
                 leader: RoundRobin::new(),
                 leader_super_majority_threshold: None,
@@ -94,7 +94,7 @@ pub fn to_overlay_node<R: Rng>(
             )
         }
         simulations::settings::OverlaySettings::Tree(tree_settings) => {
-            let overlay_settings = consensus_engine::overlay::TreeOverlaySettings {
+            let overlay_settings = carnot_engine::overlay::TreeOverlaySettings {
                 nodes,
                 current_leader: leader,
                 number_of_committees: tree_settings.number_of_committees,
@@ -118,7 +118,7 @@ pub fn to_overlay_node<R: Rng>(
             )
         }
         simulations::settings::OverlaySettings::Branch(branch_settings) => {
-            let overlay_settings = consensus_engine::overlay::BranchOverlaySettings {
+            let overlay_settings = carnot_engine::overlay::BranchOverlaySettings {
                 nodes,
                 current_leader: leader,
                 branch_depth: branch_settings.branch_depth,

simulations/src/network/regions.rs

@@ -1,4 +1,4 @@
-use consensus_engine::NodeId;
+use carnot_engine::NodeId;
 // std
 use rand::{seq::SliceRandom, Rng};
 use std::{collections::HashMap, str::FromStr};
@@ -157,7 +157,7 @@ pub fn create_regions<R: Rng>(
 mod tests {
     use std::collections::HashMap;
 
-    use consensus_engine::NodeId;
+    use carnot_engine::NodeId;
     use rand::rngs::mock::StepRng;
 
     use crate::{

simulations/src/node/carnot/event_builder.rs

@@ -1,5 +1,5 @@
 use crate::node::carnot::{messages::CarnotMessage, tally::Tally, timeout::TimeoutHandler};
-use consensus_engine::{
+use carnot_engine::{
     AggregateQc, Carnot, NewView, Overlay, Qc, StandardQc, Timeout, TimeoutQc, View, Vote,
 };
 use nomos_consensus::network::messages::{NewViewMsg, TimeoutMsg, VoteMsg};
@@ -236,7 +236,7 @@ pub enum Event<Tx: Clone + Hash + Eq> {
     #[allow(dead_code)]
     Approve {
         qc: Qc,
-        block: consensus_engine::Block,
+        block: carnot_engine::Block,
         votes: HashSet<Vote>,
     },
     ProposeBlock {

simulations/src/node/carnot/message_cache.rs

@@ -1,5 +1,5 @@
 use crate::node::carnot::messages::CarnotMessage;
-use consensus_engine::View;
+use carnot_engine::View;
 use std::collections::HashMap;
 
 pub(crate) struct MessageCache {

simulations/src/node/carnot/messages.rs

@@ -1,4 +1,4 @@
-use consensus_engine::View;
+use carnot_engine::View;
 use nomos_consensus::network::messages::{
     NewViewMsg, ProposalMsg, TimeoutMsg, TimeoutQcMsg, VoteMsg,
 };

simulations/src/node/carnot/mod.rs

@@ -29,8 +29,8 @@ use crate::output_processors::{Record, RecordType, Runtime};
 use crate::settings::SimulationSettings;
 use crate::streaming::SubscriberFormat;
 use crate::warding::SimulationState;
-use consensus_engine::overlay::RandomBeaconState;
+use carnot_engine::overlay::RandomBeaconState;
-use consensus_engine::{
+use carnot_engine::{
     Block, BlockId, Carnot, Committee, Overlay, Payload, Qc, StandardQc, TimeoutQc, View, Vote,
 };
 use nomos_consensus::committee_membership::UpdateableCommitteeMembership;
@@ -67,7 +67,7 @@ impl CarnotSettings {
 
 #[allow(dead_code)] // TODO: remove when handling settings
 pub struct CarnotNode<O: Overlay> {
-    id: consensus_engine::NodeId,
+    id: carnot_engine::NodeId,
     state: CarnotState,
     /// A step counter
     current_step: usize,
@@ -87,7 +87,7 @@ impl<
     > CarnotNode<O>
 {
     pub fn new<R: Rng>(
-        id: consensus_engine::NodeId,
+        id: carnot_engine::NodeId,
         settings: CarnotSettings,
         overlay_settings: O::Settings,
         genesis: nomos_core::block::Block<CarnotTx, CarnotBlob>,
@@ -122,7 +122,7 @@ impl<
 
     fn handle_output(&self, output: Output<CarnotTx, CarnotBlob>) {
         match output {
-            Output::Send(consensus_engine::Send {
+            Output::Send(carnot_engine::Send {
                 to,
                 payload: Payload::Vote(vote),
             }) => {
@@ -140,7 +140,7 @@ impl<
                     );
                 }
             }
-            Output::Send(consensus_engine::Send {
+            Output::Send(carnot_engine::Send {
                 to,
                 payload: Payload::NewView(new_view),
             }) => {
@@ -154,7 +154,7 @@ impl<
                     );
                 }
             }
-            Output::Send(consensus_engine::Send {
+            Output::Send(carnot_engine::Send {
                 to,
                 payload: Payload::Timeout(timeout),
             }) => {
@@ -226,7 +226,7 @@ impl<
                             "Parent committee of non root committee members should be present",
                         )
                     };
-                    output = Some(Output::Send(consensus_engine::Send {
+                    output = Some(Output::Send(carnot_engine::Send {
                         to,
                         payload: Payload::Vote(Vote {
                             view: self.engine.current_view(),
@@ -440,7 +440,7 @@ impl<
 #[derive(Debug)]
 #[allow(clippy::large_enum_variant)]
 enum Output<Tx: Clone + Eq + Hash, Blob: Clone + Eq + Hash> {
-    Send(consensus_engine::Send),
+    Send(carnot_engine::Send),
     BroadcastTimeoutQc {
         timeout_qc: TimeoutQc,
     },

simulations/src/node/carnot/serde_util.rs

@@ -10,7 +10,7 @@ use self::{
     standard_qc::StandardQcHelper,
     timeout_qc::TimeoutQcHelper,
 };
-use consensus_engine::{AggregateQc, Block, BlockId, Committee, Qc, StandardQc, TimeoutQc, View};
+use carnot_engine::{AggregateQc, Block, BlockId, Committee, Qc, StandardQc, TimeoutQc, View};
 
 const NODE_ID: &str = "node_id";
 const CURRENT_VIEW: &str = "current_view";
@@ -208,7 +208,7 @@ pub(crate) mod qc {
 
 pub(crate) mod timeout_qc {
     use super::*;
-    use consensus_engine::NodeId;
+    use carnot_engine::NodeId;
 
     #[derive(Serialize)]
     pub(crate) struct TimeoutQcHelper<'a> {
@@ -238,7 +238,7 @@ pub(crate) mod timeout_qc {
 }
 
 pub(crate) mod serde_id {
-    use consensus_engine::{BlockId, NodeId};
+    use carnot_engine::{BlockId, NodeId};
 
     use super::*;
 

simulations/src/node/carnot/serde_util/csv.rs

@@ -4,7 +4,7 @@ use serde_block::BlockHelper;
 serializer!(CarnotStateCsvSerializer);
 
 pub(crate) mod serde_block {
-    use consensus_engine::LeaderProof;
+    use carnot_engine::LeaderProof;
 
     use super::{qc::QcHelper, *};
 

simulations/src/node/carnot/serde_util/json.rs

@@ -6,7 +6,7 @@ serializer!(CarnotStateJsonSerializer);
 pub(super) type LocalHighQcHelper<'a> = super::standard_qc::StandardQcHelper<'a>;
 
 pub(crate) mod serde_block {
-    use consensus_engine::LeaderProof;
+    use carnot_engine::LeaderProof;
 
     use super::{qc::QcHelper, *};
 

simulations/src/node/carnot/tally.rs

@@ -1,4 +1,4 @@
-use consensus_engine::View;
+use carnot_engine::View;
 use std::collections::{HashMap, HashSet};
 
 pub(crate) struct Tally<T: core::hash::Hash + Eq + Clone> {

simulations/src/node/carnot/timeout.rs

@@ -1,4 +1,4 @@
-use consensus_engine::View;
+use carnot_engine::View;
 #[cfg(feature = "polars")]
 use polars::export::ahash::HashMap;
 #[cfg(not(feature = "polars"))]

simulations/src/node/dummy.rs

@@ -1,5 +1,5 @@
 // std
-use consensus_engine::View;
+use carnot_engine::View;
 use std::collections::{BTreeMap, BTreeSet};
 use std::time::Duration;
 // crates
@@ -432,7 +432,7 @@ mod tests {
         time::{Duration, SystemTime, UNIX_EPOCH},
     };
 
-    use consensus_engine::View;
+    use carnot_engine::View;
     use crossbeam::channel;
     use parking_lot::RwLock;
     use rand::{

simulations/src/node/dummy_streaming.rs

@@ -1,4 +1,4 @@
-use consensus_engine::View;
+use carnot_engine::View;
 use serde::{Deserialize, Serialize};
 use std::time::Duration;
 

simulations/src/node/mod.rs

@@ -5,7 +5,7 @@ pub mod dummy;
 pub mod dummy_streaming;
 
 // std
-use consensus_engine::View;
+use carnot_engine::View;
 use std::{
     collections::BTreeMap,
     ops::{Deref, DerefMut},
@@ -18,7 +18,7 @@ use serde::{Deserialize, Serialize};
 // internal
 use crate::overlay::tests::{Layout, OverlaySettings, SimulationOverlay};
 
-pub use consensus_engine::NodeId;
+pub use carnot_engine::NodeId;
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
 #[serde(transparent)]

simulations/src/overlay/overlay_info.rs

@@ -1,4 +1,4 @@
-use consensus_engine::{CommitteeId, NodeId, Overlay};
+use carnot_engine::{CommitteeId, NodeId, Overlay};
 use serde::Serialize;
 use std::collections::{BTreeSet, HashMap, VecDeque};
 
@@ -58,7 +58,7 @@ impl<T: Overlay> OverlayInfoExt for T {
 
 #[cfg(test)]
 mod tests {
-    use consensus_engine::{
+    use carnot_engine::{
         overlay::{
             BranchOverlay, BranchOverlaySettings, FisherYatesShuffle, RoundRobin, TreeOverlay,
             TreeOverlaySettings,

simulations/src/overlay/tests/flat.rs

@@ -1,4 +1,4 @@
-use consensus_engine::NodeId;
+use carnot_engine::NodeId;
 // std
 // crates
 use rand::prelude::IteratorRandom;

simulations/src/overlay/tests/tree.rs

@@ -1,5 +1,5 @@
 // std
-use consensus_engine::NodeId;
+use carnot_engine::NodeId;
 use std::collections::HashMap;
 // crates
 use rand::seq::IteratorRandom;

simulations/src/runner/sync_runner.rs

@@ -83,7 +83,7 @@ mod tests {
         settings::SimulationSettings,
         streaming::StreamProducer,
     };
-    use consensus_engine::View;
+    use carnot_engine::View;
     use crossbeam::channel;
     use parking_lot::RwLock;
     use rand::rngs::mock::StepRng;

simulations/src/streaming/io.rs

@@ -117,7 +117,7 @@ where
 mod tests {
     use std::{collections::HashMap, time::Duration};
 
-    use consensus_engine::View;
+    use carnot_engine::View;
 
     use crate::{
         network::{

simulations/src/streaming/naive.rs

@@ -196,7 +196,7 @@ fn write_csv_record<W: std::io::Write, R: Record>(
 mod tests {
     use std::{collections::HashMap, time::Duration};
 
-    use consensus_engine::View;
+    use carnot_engine::View;
 
     use crate::{
         network::{

simulations/src/streaming/runtime_subscriber.rs

@@ -103,7 +103,7 @@ where
 mod tests {
     use std::{collections::HashMap, time::Duration};
 
-    use consensus_engine::View;
+    use carnot_engine::View;
 
     use crate::{
         network::{

simulations/src/streaming/settings_subscriber.rs

@@ -103,7 +103,7 @@ where
 mod tests {
     use std::{collections::HashMap, time::Duration};
 
-    use consensus_engine::View;
+    use carnot_engine::View;
 
     use crate::{
         network::{

simulations/src/warding/minmax.rs

@@ -1,5 +1,5 @@
 use crate::warding::{SimulationState, SimulationWard};
-use consensus_engine::View;
+use carnot_engine::View;
 use serde::{Deserialize, Serialize};
 
 /// MinMaxView. It monitors the gap between a min view and max view, triggers when surpassing
@@ -29,7 +29,7 @@ impl<S, T> SimulationWard<S, T> for MinMaxViewWard {
 mod test {
     use crate::warding::minmax::MinMaxViewWard;
     use crate::warding::{SimulationState, SimulationWard};
-    use consensus_engine::View;
+    use carnot_engine::View;
     use parking_lot::RwLock;
     use std::sync::Arc;
 

simulations/src/warding/ttf.rs

@@ -1,5 +1,5 @@
 use crate::warding::{SimulationState, SimulationWard};
-use consensus_engine::View;
+use carnot_engine::View;
 use serde::{Deserialize, Serialize};
 
 /// Time to finality ward. It monitors the amount of rounds of the simulations, triggers when surpassing
@@ -25,7 +25,7 @@ impl<S, T> SimulationWard<S, T> for MaxViewWard {
 mod test {
     use crate::warding::ttf::MaxViewWard;
     use crate::warding::{SimulationState, SimulationWard};
-    use consensus_engine::View;
+    use carnot_engine::View;
     use parking_lot::RwLock;
     use std::sync::Arc;
 

tests/Cargo.toml

@@ -12,7 +12,7 @@ nomos-log = { path = "../nomos-services/log" }
 nomos-api = { path = "../nomos-services/api" }
 overwatch-rs = { git = "https://github.com/logos-co/Overwatch", rev = "2f70806" }
 nomos-core = { path = "../nomos-core" }
-consensus-engine = { path = "../consensus-engine", features = ["serde"] }
+carnot-engine = { path = "../consensus/carnot-engine", features = ["serde"] }
 nomos-mempool = { path = "../nomos-services/mempool", features = ["mock", "libp2p"] }
 nomos-da = { path = "../nomos-services/data-availability" }
 full-replication = { path = "../nomos-da/full-replication" }

tests/src/nodes/nomos.rs

@@ -4,8 +4,8 @@ use std::process::{Child, Command, Stdio};
 use std::time::Duration;
 // internal
 use crate::{adjust_timeout, get_available_port, ConsensusConfig, MixnetConfig, Node, SpawnConfig};
-use consensus_engine::overlay::{RandomBeaconState, RoundRobin, TreeOverlay, TreeOverlaySettings};
+use carnot_engine::overlay::{RandomBeaconState, RoundRobin, TreeOverlay, TreeOverlaySettings};
-use consensus_engine::{BlockId, NodeId, Overlay};
+use carnot_engine::{BlockId, NodeId, Overlay};
 use full_replication::Certificate;
 use mixnet_client::{MixnetClientConfig, MixnetClientMode};
 use mixnet_node::MixnetNodeConfig;
@@ -151,7 +151,7 @@ impl NomosNode {
         &self,
         from: Option<BlockId>,
         to: Option<BlockId>,
-    ) -> Vec<consensus_engine::Block> {
+    ) -> Vec<carnot_engine::Block> {
         let mut req = CLIENT.get(format!("http://{}/{}", self.addr, GET_BLOCKS_INFO));
 
         if let Some(from) = from {
@@ -165,7 +165,7 @@ impl NomosNode {
         req.send()
             .await
             .unwrap()
-            .json::<Vec<consensus_engine::Block>>()
+            .json::<Vec<carnot_engine::Block>>()
             .await
             .unwrap()
     }

tests/src/tests/happy.rs

@@ -1,4 +1,4 @@
-use consensus_engine::{Qc, View};
+use carnot_engine::{Qc, View};
 use futures::stream::{self, StreamExt};
 use std::collections::HashSet;
 use std::time::Duration;

tests/src/tests/unhappy.rs

@@ -1,4 +1,4 @@
-use consensus_engine::{Block, NodeId, TimeoutQc, View};
+use carnot_engine::{Block, NodeId, TimeoutQc, View};
 use fraction::Fraction;
 use futures::stream::{self, StreamExt};
 use nomos_consensus::CarnotInfo;