Add support for Prometheus metrics

Cargo.lock

@@ -148,6 +148,15 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "atomic-shim"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67cd4b51d303cf3501c301e8125df442128d3c6d7c69f71b27833d253de47e77"
+dependencies = [
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -209,6 +218,35 @@ dependencies = [
  "mime",
 ]
 
+[[package]]
+name = "bare-metrics-core"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff7b4664025c0967087f03e9f1a9be00b3ce61cc4e99448afa9d4daa757e9954"
+dependencies = [
+ "hdrhistogram",
+ "serde",
+ "serde_bare",
+]
+
+[[package]]
+name = "bare-metrics-recorder"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f81335882068ff256d4545eee4c8721e75331d4420e954adf5c88dbceb2dc74"
+dependencies = [
+ "anyhow",
+ "bare-metrics-core",
+ "crossbeam-channel",
+ "dashmap",
+ "fxhash",
+ "hdrhistogram",
+ "log",
+ "metrics 0.17.1",
+ "serde_bare",
+ "thiserror",
+]
+
 [[package]]
 name = "base64"
 version = "0.13.0"
@@ -572,6 +610,16 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "dashmap"
+version = "4.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e77a43b28d0668df09411cb0bc9a8c2adc40f9a048afe863e05fd43251e8e39c"
+dependencies = [
+ "cfg-if",
+ "num_cpus",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.17"
@@ -941,6 +989,20 @@ dependencies = [
  "hashbrown",
 ]
 
+[[package]]
+name = "hdrhistogram"
+version = "7.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31672b7011be2c4f7456c4ddbcb40e7e9a4a9fad8efe49a6ebaf5f307d0109c0"
+dependencies = [
+ "base64",
+ "byteorder",
+ "crossbeam-channel",
+ "flate2",
+ "nom",
+ "num-traits",
+]
+
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -2044,6 +2106,15 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
 
+[[package]]
+name = "mach"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "maplit"
 version = "1.0.2"
@@ -2103,6 +2174,84 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "metrics"
+version = "0.17.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55586aa936c35f34ba8aa5d97356d554311206e1ce1f9e68fe7b07288e5ad827"
+dependencies = [
+ "ahash",
+ "metrics-macros 0.4.1",
+]
+
+[[package]]
+name = "metrics"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e52eb6380b6d2a10eb3434aec0885374490f5b82c8aaf5cd487a183c98be834"
+dependencies = [
+ "ahash",
+ "metrics-macros 0.5.1",
+]
+
+[[package]]
+name = "metrics-exporter-prometheus"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b93b470b04c005178058e18ac8bb2eb3fda562cf87af5ea05ba8d44190d458c"
+dependencies = [
+ "hyper",
+ "indexmap",
+ "ipnet",
+ "metrics 0.18.1",
+ "metrics-util",
+ "parking_lot 0.11.2",
+ "quanta",
+ "thiserror",
+ "tokio",
+]
+
+[[package]]
+name = "metrics-macros"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0daa0ab3a0ae956d0e2c1f42511422850e577d36a255357d1a7d08d45ee3a2f1"
+dependencies = [
+ "lazy_static",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn",
+]
+
+[[package]]
+name = "metrics-macros"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49e30813093f757be5cf21e50389a24dc7dbb22c49f23b7e8f51d69b508a5ffa"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "metrics-util"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "107a38013e91c04ddf31826b0d0dcc2e0d4ebedded8234cc0dc2b7bbd0c121e8"
+dependencies = [
+ "atomic-shim",
+ "crossbeam-epoch",
+ "crossbeam-utils",
+ "hashbrown",
+ "metrics 0.18.1",
+ "num_cpus",
+ "parking_lot 0.11.2",
+ "quanta",
+ "sketches-ddsketch",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.16"
@@ -2630,6 +2779,22 @@ dependencies = [
  "psl-types",
 ]
 
+[[package]]
+name = "quanta"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20afe714292d5e879d8b12740aa223c6a88f118af41870e8b6196e39a02238a8"
+dependencies = [
+ "crossbeam-utils",
+ "libc",
+ "mach",
+ "once_cell",
+ "raw-cpuid",
+ "wasi 0.10.0+wasi-snapshot-preview1",
+ "web-sys",
+ "winapi",
+]
+
 [[package]]
 name = "quick-xml"
 version = "0.22.0"
@@ -2692,6 +2857,7 @@ version = "0.1.0"
 dependencies = [
  "adblock",
  "anyhow",
+ "bare-metrics-recorder",
  "bytes",
  "chrono",
  "clap",
@@ -2712,6 +2878,8 @@ dependencies = [
  "log",
  "lru",
  "mdbx-sys",
+ "metrics 0.18.1",
+ "metrics-exporter-prometheus",
  "ouroboros",
  "publicsuffix",
  "quickpeep_densedoc",
@@ -2838,6 +3006,15 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
+[[package]]
+name = "raw-cpuid"
+version = "10.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "738bc47119e3eeccc7e94c4a506901aea5e7b4944ecd0829cbebf4af04ceda12"
+dependencies = [
+ "bitflags",
+]
+
 [[package]]
 name = "rayon"
 version = "1.5.1"
@@ -3233,6 +3410,12 @@ dependencies = [
  "xml-rs",
 ]
 
+[[package]]
+name = "sketches-ddsketch"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76a77a8fd93886010f05e7ea0720e569d6d16c65329dbe3ec033bbbccccb017b"
+
 [[package]]
 name = "slab"
 version = "0.4.5"

qp_raker.sample.toml

@@ -2,3 +2,7 @@ data_dir = "./data"
 seed_dir = "../quickpeep_seeds"
 workbench_dir = "./workbench"
 emit_dir = "./rakepacks"
+
+[metrics]
+prometheus = "127.0.0.1:9774"
+# bare_metrics = true

quickpeep_raker/Cargo.toml

@@ -66,4 +66,9 @@ publicsuffix = "2.1.1"
 # AdBlock
 adblock = "0.5.0"
 # Language detection
-lingua = "1.3.3"
+lingua = "1.3.3"
+
+### Metrics
+metrics = "0.18.1"
+metrics-exporter-prometheus = { version = "0.9.0", default-features = false, features = ["http-listener"] }
+bare-metrics-recorder = "0.1.0"

quickpeep_raker/src/bin/qp-raker.rs

@@ -6,6 +6,7 @@ use adblock::lists::RuleTypes;
 use anyhow::{bail, Context};
 use log::{error, warn};
 use lru::LruCache;
+use metrics_exporter_prometheus::PrometheusBuilder;
 use reqwest::header::{HeaderMap, HeaderValue, USER_AGENT};
 use reqwest::redirect::Policy;
 use std::path::PathBuf;
@@ -107,6 +108,14 @@ pub async fn main() -> anyhow::Result<()> {
         page_extraction: PageExtractionService::new(adblock_engines)?,
     };
 
+    if let Some(addr) = config.metrics.prometheus {
+        PrometheusBuilder::new()
+            .with_http_listener(addr)
+            .install()?;
+    } else if config.metrics.bare_metrics {
+        warn!("BARE Metrics not supported yet, sorry.");
+    }
+
     let num_tasks = opts.concurrent_jobs + opts.concurrent_sleepers;
     let semaphore = Arc::new(Semaphore::new(opts.concurrent_jobs as usize));
 
@@ -146,7 +155,9 @@ pub async fn main() -> anyhow::Result<()> {
 
     drop(task_context);
 
-    eprintln!("{:#?}", config);
+    for task in tasks {
+        task.await?;
+    }
 
     Ok(())
 }

quickpeep_raker/src/config.rs

@@ -1,5 +1,6 @@
 use anyhow::Context;
 use serde::{Deserialize, Serialize};
+use std::net::SocketAddr;
 use std::path::{Path, PathBuf};
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -17,6 +18,8 @@ pub struct RakerConfig {
 
     /// Directory where new rake packs will be emitted
     pub emit_dir: PathBuf,
+
+    pub metrics: MetricsConfig,
 }
 
 impl RakerConfig {
@@ -35,3 +38,11 @@ impl RakerConfig {
         Ok(raker_config)
     }
 }
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct MetricsConfig {
+    #[serde(default)]
+    pub bare_metrics: bool,
+    #[serde(default)]
+    pub prometheus: Option<SocketAddr>,
+}