mirror of
https://github.com/sadoyan/aralez.git
synced 2026-04-30 06:48:37 +08:00
64 lines
2.4 KiB
Rust
64 lines
2.4 KiB
Rust
use pingora_http::Version;
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use prometheus::{register_histogram, register_int_counter, register_int_counter_vec, Histogram, IntCounter, IntCounterVec};
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use std::time::Duration;
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pub struct MetricTypes {
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pub method: String,
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pub code: String,
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pub latency: Duration,
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pub version: Version,
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}
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lazy_static::lazy_static! {
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pub static ref REQUEST_COUNT: IntCounter = register_int_counter!(
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"aralez_requests_total",
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"Total number of requests handled by Aralez"
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).unwrap();
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pub static ref RESPONSE_CODES: IntCounterVec = register_int_counter_vec!(
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"aralez_responses_total",
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"Responses grouped by status code",
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&["status"]
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).unwrap();
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pub static ref REQUEST_LATENCY: Histogram = register_histogram!(
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"aralez_request_latency_seconds",
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"Request latency in seconds",
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vec![0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1.0, 2.5, 5.0]
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).unwrap();
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pub static ref RESPONSE_LATENCY: Histogram = register_histogram!(
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"aralez_response_latency_seconds",
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"Response latency in seconds",
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vec![0.01, 0.05, 0.1, 0.25, 0.5, 1.0, 2.0, 5.0]
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).unwrap();
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pub static ref REQUESTS_BY_METHOD: IntCounterVec = register_int_counter_vec!(
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"aralez_requests_by_method_total",
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"Number of requests by HTTP method",
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&["method"]
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).unwrap();
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pub static ref REQUESTS_BY_VERSION: IntCounterVec = register_int_counter_vec!(
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"aralez_requests_by_version_total",
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"Number of requests by HTTP versions",
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&["version"]
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).unwrap();
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pub static ref ERROR_COUNT: IntCounter = register_int_counter!(
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"aralez_errors_total",
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"Total number of errors"
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).unwrap();
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}
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pub fn calc_metrics(metric_types: &MetricTypes) {
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REQUEST_COUNT.inc();
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let timer = REQUEST_LATENCY.start_timer();
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timer.observe_duration();
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let version_str = match &metric_types.version {
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&Version::HTTP_11 => "HTTP/1.1",
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&Version::HTTP_2 => "HTTP/2.0",
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&Version::HTTP_3 => "HTTP/3.0",
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&Version::HTTP_10 => "HTTP/1.0",
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_ => "Unknown",
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};
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REQUESTS_BY_VERSION.with_label_values(&[&version_str]).inc();
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RESPONSE_CODES.with_label_values(&[&metric_types.code.to_string()]).inc();
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REQUESTS_BY_METHOD.with_label_values(&[&metric_types.method]).inc();
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RESPONSE_LATENCY.observe(metric_types.latency.as_secs_f64());
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}
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