feat(bin, storage): configurable MDBX log level (#3524)

Co-authored-by: Georgios Konstantopoulos <me@gakonst.com>

crates/interfaces/Cargo.toml

@@ -38,6 +38,7 @@ secp256k1 = { workspace = true, default-features = false, features = [
 ], optional = true }
 modular-bitfield = "0.11.2"
 parking_lot = "0.12.1"
+clap = { version = "4", features = ["derive"], optional = true }
 
 [dev-dependencies]
 reth-db = { path = "../storage/db", features = ["test-utils"] }
@@ -53,3 +54,4 @@ secp256k1 = { workspace = true, features = [
 
 [features]
 test-utils = ["tokio-stream/sync", "secp256k1", "rand/std_rng"]
+cli = ["clap"]

crates/interfaces/src/db.rs

@@ -31,4 +31,29 @@ pub enum DatabaseError {
     /// Failed to get database stats.
     #[error("Database stats error code: {0:?}")]
     Stats(i32),
+    /// Failed to use the specified log level, as it's not available.
+    #[error("Log level is not available: {0:?}")]
+    LogLevelUnavailable(LogLevel),
+}
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
+#[cfg_attr(feature = "clap", derive(clap::ValueEnum))]
+/// Database log level.
+pub enum LogLevel {
+    /// Enables logging for critical conditions, i.e. assertion failures.
+    Fatal,
+    /// Enables logging for error conditions.
+    Error,
+    /// Enables logging for warning conditions.
+    Warn,
+    /// Enables logging for normal but significant condition.
+    Notice,
+    /// Enables logging for verbose informational.
+    Verbose,
+    /// Enables logging for debug-level messages.
+    Debug,
+    /// Enables logging for trace debug-level messages.
+    Trace,
+    /// Enables logging for extra debug-level messages.
+    Extra,
 }