chore(sequencer): apply snake_case convention to labels

lez/sequencer/core/metrics/src/record.rs

@@ -6,18 +6,36 @@
 
 use std::time::Duration;
 
-use common::transaction::TxKind;
 use metrics::{Counter, Histogram, Unit, counter, gauge, histogram};
 use strum::IntoEnumIterator as _;
 
 use crate::names;
 
-#[derive(Clone, Copy, strum::IntoStaticStr, strum::EnumIter)]
+#[derive(Debug, Clone, Copy, strum::IntoStaticStr, strum::EnumIter)]
+#[strum(serialize_all = "snake_case")]
 pub enum TransactionOrigin {
     User,
     Sequencer,
 }
 
+#[derive(Debug, Clone, Copy, strum::IntoStaticStr, strum::EnumIter)]
+#[strum(serialize_all = "snake_case")]
+pub enum TxKind {
+    Public,
+    PrivacyPreserving,
+    ProgramDeployment,
+}
+
+impl From<common::transaction::TxKind> for TxKind {
+    fn from(kind: common::transaction::TxKind) -> Self {
+        match kind {
+            common::transaction::TxKind::Public => Self::Public,
+            common::transaction::TxKind::PrivacyPreserving => Self::PrivacyPreserving,
+            common::transaction::TxKind::ProgramDeployment => Self::ProgramDeployment,
+        }
+    }
+}
+
 /// Initialize metrics.
 pub fn init() {
     blocks_total_counter().increment(0);

lez/sequencer/core/src/lib.rs

@@ -898,7 +898,7 @@ impl<BP: BlockPublisherTrait> SequencerCore<BP> {
             );
             sequencer_core_metrics::record_mempool_transaction_application_time(
                 origin.into(),
-                tx.kind(),
+                tx.kind().into(),
                 before_tx_apply.elapsed(),
             );
 

lez/sequencer/service/metrics/src/lib.rs

@@ -1,4 +1,4 @@
-//! This crate provides all metrics exposed by the sequencer core crate.
+//! This crate provides all metrics exposed by the sequencer service crate.
 
 #[cfg(feature = "record")]
 pub use record::*;