feat: add gas visibility metrics for estimation, pool and bundles

Cargo.toml

@@ -83,6 +83,7 @@ jsonrpsee = "0.24.9"
 http = "1.1.0"
 metrics = "0.24.1"
 metrics-derive = "0.1.0"
+metrics-util = "0.19.0"
 mockall = "0.13.0"
 parking_lot = "0.12.3"
 parse-display = "0.10.0"

bin/rundler/Cargo.toml

@@ -32,7 +32,7 @@ metrics.workspace = true
 metrics-derive.workspace = true
 metrics-exporter-prometheus = { version = "0.16.2", default-features = false, features = ["http-listener"] }
 metrics-process = "2.4.0"
-metrics-util = "0.19.0"
+metrics-util.workspace = true
 opentelemetry = "0.32.0"
 opentelemetry-otlp = { version = "0.32.0", features = ["grpc-tonic"] }
 opentelemetry_sdk = "0.32.1"

bin/rundler/src/cli/metrics.rs

@@ -16,7 +16,7 @@ use std::{net::SocketAddr, time::Duration};
 use itertools::Itertools;
 use metrics::Gauge;
 use metrics_derive::Metrics;
-use metrics_exporter_prometheus::PrometheusBuilder;
+use metrics_exporter_prometheus::{Matcher, PrometheusBuilder};
 use metrics_process::Collector;
 use metrics_util::layers::{PrefixLayer, Stack};
 use rundler_task::TaskSpawner;
@@ -39,6 +39,31 @@ pub fn initialize<'a, T: TaskSpawner>(
     }
 
     builder = builder.set_buckets(buckets)?;
+    // ratio histograms need their own buckets, the global ones are sized for milliseconds
+    for name in rundler_pool::GAS_EFFICIENCY_HISTOGRAMS {
+        builder = builder.set_buckets_for_metric(
+            Matcher::Full(format!("rundler.{name}")),
+            rundler_pool::GAS_EFFICIENCY_BUCKETS,
+        )?;
+    }
+    for name in rundler_builder::BUNDLE_RATIO_HISTOGRAMS {
+        builder = builder.set_buckets_for_metric(
+            Matcher::Full(format!("rundler.{name}")),
+            rundler_builder::BUNDLE_RATIO_BUCKETS,
+        )?;
+    }
+    for name in rundler_builder::BUNDLE_OP_COUNT_HISTOGRAMS {
+        builder = builder.set_buckets_for_metric(
+            Matcher::Full(format!("rundler.{name}")),
+            rundler_builder::BUNDLE_OP_COUNT_BUCKETS,
+        )?;
+    }
+    for name in rundler_sim::ESTIMATION_ETH_CALL_HISTOGRAMS {
+        builder = builder.set_buckets_for_metric(
+            Matcher::Full(format!("rundler.{name}")),
+            rundler_sim::ESTIMATION_ETH_CALL_BUCKETS,
+        )?;
+    }
 
     let (recorder, exporter) = builder.build()?;
     task_spawner.spawn_critical(

crates/builder/Cargo.toml

@@ -15,6 +15,7 @@ alloy-network.workspace = true
 alloy-primitives.workspace = true
 alloy-signer.workspace = true
 alloy-signer-local.workspace = true
+alloy-sol-types.workspace = true
 
 anyhow.workspace = true
 async-trait.workspace = true
@@ -28,6 +29,7 @@ metrics-derive.workspace = true
 prost.workspace = true
 rand.workspace = true
 reqwest = { workspace = true, default-features = false, features = ["json"] }
+rundler-contracts.workspace = true
 rundler-provider.workspace = true
 rundler-signer.workspace = true
 rundler-sim.workspace = true
@@ -49,6 +51,7 @@ tracing.workspace = true
 alloy-json-rpc.workspace = true
 alloy-rpc-types-eth.workspace = true
 alloy-transport.workspace = true
+metrics-util = { workspace = true, features = ["debugging"] }
 mockall.workspace = true
 rundler-provider = { workspace = true, features = ["test-utils"] }
 rundler-sim = { workspace = true, features = ["test-utils"] }