refactor: move metrics to new package

Author: josecelano

.github/workflows/deployment.yaml

@@ -74,6 +74,7 @@ jobs:
           cargo publish -p torrust-tracker-configuration
           cargo publish -p torrust-tracker-contrib-bencode
           cargo publish -p torrust-tracker-located-error
+          cargo publish -p torrust-tracker-metrics
           cargo publish -p torrust-tracker-primitives
           cargo publish -p torrust-tracker-test-helpers
           cargo publish -p torrust-tracker-torrent-repository

Cargo.lock

@@ -37,6 +37,7 @@ torrust-rest-tracker-api-core = { version = "3.0.0-develop", path = "../rest-tra
 torrust-server-lib = { version = "3.0.0-develop", path = "../server-lib" }
 torrust-tracker-clock = { version = "3.0.0-develop", path = "../clock" }
 torrust-tracker-configuration = { version = "3.0.0-develop", path = "../configuration" }
+torrust-tracker-metrics = { version = "3.0.0-develop", path = "../metrics" }
 torrust-tracker-primitives = { version = "3.0.0-develop", path = "../primitives" }
 torrust-udp-tracker-server = { version = "3.0.0-develop", path = "../udp-tracker-server" }
 tower = { version = "0", features = ["timeout"] }

packages/axum-rest-tracker-api-server/Cargo.toml

@@ -2,7 +2,7 @@
 //! API context.
 use serde::{Deserialize, Serialize};
 use torrust_rest_tracker_api_core::statistics::services::{TrackerLabeledMetrics, TrackerMetrics};
-use torrust_tracker_primitives::metrics::metric_collection::MetricCollection;
+use torrust_tracker_metrics::metric_collection::MetricCollection;
 
 /// It contains all the statistics generated by the tracker.
 #[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]

packages/axum-rest-tracker-api-server/src/v1/context/stats/resources.rs

@@ -25,6 +25,7 @@ thiserror = "2"
 tokio = { version = "1", features = ["macros", "net", "rt-multi-thread", "signal", "sync"] }
 torrust-tracker-clock = { version = "3.0.0-develop", path = "../clock" }
 torrust-tracker-configuration = { version = "3.0.0-develop", path = "../configuration" }
+torrust-tracker-metrics = { version = "3.0.0-develop", path = "../metrics" }
 torrust-tracker-primitives = { version = "3.0.0-develop", path = "../primitives" }
 tracing = "0"
 

packages/http-tracker-core/Cargo.toml

@@ -1,7 +1,7 @@
 use std::net::IpAddr;
 
-use torrust_tracker_primitives::metrics::label_set::{LabelName, LabelSet, LabelValue};
-use torrust_tracker_primitives::metrics::metric::MetricName;
+use torrust_tracker_metrics::label_set::{LabelName, LabelSet, LabelValue};
+use torrust_tracker_metrics::metric::MetricName;
 use torrust_tracker_primitives::DurationSinceUnixEpoch;
 
 use crate::event::Event;

packages/http-tracker-core/src/statistics/event/handler.rs

@@ -1,7 +1,7 @@
 use serde::Serialize;
-use torrust_tracker_primitives::metrics::label_set::LabelSet;
-use torrust_tracker_primitives::metrics::metric::MetricName;
-use torrust_tracker_primitives::metrics::metric_collection::MetricCollection;
+use torrust_tracker_metrics::label_set::LabelSet;
+use torrust_tracker_metrics::metric::MetricName;
+use torrust_tracker_metrics::metric_collection::MetricCollection;
 use torrust_tracker_primitives::DurationSinceUnixEpoch;
 
 /// Metrics collected by the tracker.

packages/http-tracker-core/src/statistics/metrics.rs

@@ -1,8 +1,8 @@
 use std::sync::Arc;
 
 use tokio::sync::{RwLock, RwLockReadGuard};
-use torrust_tracker_primitives::metrics::label_set::LabelSet;
-use torrust_tracker_primitives::metrics::metric::MetricName;
+use torrust_tracker_metrics::label_set::LabelSet;
+use torrust_tracker_metrics::metric::MetricName;
 use torrust_tracker_primitives::DurationSinceUnixEpoch;
 
 use super::metrics::Metrics;

packages/http-tracker-core/src/statistics/repository.rs

@@ -0,0 +1,28 @@
+[package]
+description = "A library with the primitive types shared by the Torrust tracker packages."
+keywords = ["api", "library", "metrics"]
+name = "torrust-tracker-metrics"
+readme = "README.md"
+
+authors.workspace = true
+documentation.workspace = true
+edition.workspace = true
+homepage.workspace = true
+license.workspace = true
+publish.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+version.workspace = true
+
+[dependencies]
+chrono = { version = "0", default-features = false, features = ["clock"] }
+derive_more = { version = "2", features = ["constructor"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1.0.140"
+torrust-tracker-primitives = { version = "3.0.0-develop", path = "../primitives" }
+
+[dev-dependencies]
+approx = "0.5.1"
+formatjson = "0.3.1"
+pretty_assertions = "1.4.1"
+rstest = "0.25.0"