feat: add CanopyDB store backend

cmd/ethrex/Cargo.toml

@@ -73,7 +73,7 @@ path = "./lib.rs"
 
 [features]
 debug = ["ethrex-vm/debug"]
-default = ["rocksdb", "c-kzg", "metrics", "jemalloc", "dev"]
+default = ["canopydb", "c-kzg", "metrics", "jemalloc", "dev"]
 dev = ["dep:ethrex-dev"]
 c-kzg = [
   "ethrex-vm/c-kzg",
@@ -84,6 +84,7 @@ c-kzg = [
 ]
 metrics = ["ethrex-blockchain/metrics", "ethrex-l2?/metrics"]
 rocksdb = ["ethrex-storage/rocksdb", "ethrex-p2p/rocksdb", "ethrex-l2?/rocksdb"]
+canopydb = ["ethrex-storage/canopydb"]
 jemalloc = ["dep:tikv-jemallocator"]
 jemalloc_profiling = [
   "jemalloc",

cmd/ethrex/initializers.rs

@@ -43,7 +43,7 @@ use tracing_subscriber::{
 };
 
 // Compile-time check to ensure that at least one of the database features is enabled.
-#[cfg(not(feature = "rocksdb"))]
+#[cfg(all(not(feature = "rocksdb"), not(feature = "canopydb")))]
 const _: () = {
     compile_error!("Database feature must be enabled (Available: `rocksdb`).");
 };
@@ -120,6 +120,8 @@ pub fn open_store(datadir: &Path) -> Store {
     } else {
         #[cfg(feature = "rocksdb")]
         let engine_type = EngineType::RocksDB;
+        #[cfg(feature = "canopydb")]
+        let engine_type = EngineType::CanopyDB;
         #[cfg(feature = "metrics")]
         ethrex_metrics::metrics_process::set_datadir_path(datadir.to_path_buf());
         Store::new(datadir, engine_type).expect("Failed to create Store")

cmd/ethrex/l2/command.rs

@@ -34,7 +34,7 @@ use std::{
 use tracing::{debug, info};
 
 // Compile-time check to ensure that at least one of the database features is enabled.
-#[cfg(not(feature = "rocksdb"))]
+#[cfg(all(not(feature = "rocksdb"), not(feature = "canopydb")))]
 const _: () = {
     compile_error!("Database feature must be enabled (Available: `rocksdb`).");
 };
@@ -374,6 +374,8 @@ impl Command {
             } => {
                 #[cfg(feature = "rocksdb")]
                 let store_type = EngineType::RocksDB;
+                #[cfg(feature = "canopydb")]
+                let store_type = EngineType::CanopyDB;
 
                 #[cfg(feature = "l2-sql")]
                 let rollup_store_type = ethrex_storage_rollup::EngineTypeRollup::SQL;

crates/storage/Cargo.toml

@@ -28,9 +28,12 @@ tokio = { workspace = true, features = ["rt"] }
 qfilter = "0.2.5"
 rayon.workspace = true
 
+canopydb = { version = "0.2.4", optional = true }
+
 [features]
 default = []
 rocksdb = ["dep:rocksdb", "ethrex-trie/rocksdb"]
+canopydb = ["dep:canopydb"]
 
 [dev-dependencies]
 hex.workspace = true