fix: harden typed metrics review findings
This commit is contained in:
@@ -1,6 +1,6 @@
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use std::{fs, process::ExitCode};
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use std::process::ExitCode;
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const SNAPSHOT: &str = "docs/schemas/metrics-registry-v1.json";
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const SNAPSHOT: &str = include_str!("../../../../docs/schemas/metrics-registry-v1.json");
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fn main() -> ExitCode {
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let rendered = match crank_metrics::render_metric_schema_json() {
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@@ -19,18 +19,14 @@ fn main() -> ExitCode {
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eprintln!("metrics_contract_invalid_command");
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return ExitCode::FAILURE;
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}
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match fs::read_to_string(SNAPSHOT) {
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Ok(snapshot) if snapshot == rendered => {
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match SNAPSHOT {
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snapshot if snapshot == rendered => {
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println!("metrics_contract_ok schema_version=1");
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ExitCode::SUCCESS
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}
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Ok(_) => {
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_ => {
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eprintln!("metrics_contract_drift");
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ExitCode::FAILURE
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}
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Err(_) => {
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eprintln!("metrics_contract_missing");
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ExitCode::FAILURE
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}
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}
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}
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@@ -1,6 +1,6 @@
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use std::{
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collections::BTreeMap,
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sync::{Mutex, OnceLock},
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sync::{Arc, Mutex, OnceLock},
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};
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use crate::{DURATION_BUCKETS_SECONDS, max_exemplar_slots};
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@@ -44,8 +44,9 @@ struct ExemplarKey {
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bucket_index: usize,
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}
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fn store() -> &'static Mutex<BTreeMap<ExemplarKey, ExemplarObservation>> {
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static STORE: OnceLock<Mutex<BTreeMap<ExemplarKey, ExemplarObservation>>> = OnceLock::new();
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fn store() -> &'static Mutex<BTreeMap<ExemplarKey, Arc<ExemplarObservation>>> {
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static STORE: OnceLock<Mutex<BTreeMap<ExemplarKey, Arc<ExemplarObservation>>>> =
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OnceLock::new();
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STORE.get_or_init(|| Mutex::new(BTreeMap::new()))
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}
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@@ -76,20 +77,13 @@ pub(crate) fn record_exemplar(
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bucket_index,
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};
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if observations.contains_key(&key) || observations.len() < max_exemplar_slots() {
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observations.insert(key, observation);
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observations.insert(key, Arc::new(observation));
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}
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}
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pub fn exemplar_snapshot() -> Vec<ExemplarObservation> {
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pub fn exemplar_snapshot() -> Vec<Arc<ExemplarObservation>> {
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store()
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.lock()
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.map(|observations| observations.values().cloned().collect())
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.unwrap_or_default()
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}
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#[doc(hidden)]
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pub fn reset_exemplars_for_test() {
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if let Ok(mut observations) = store().lock() {
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observations.clear();
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}
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}
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@@ -12,6 +12,9 @@ macro_rules! string_enum {
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}
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impl $name {
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pub const ALL: &'static [Self] = &[$(Self::$variant),+];
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pub const VALUES: &'static [&'static str] = &[$($value),+];
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pub const fn as_str(self) -> &'static str {
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match self {
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$(Self::$variant => $value),+
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@@ -30,169 +33,12 @@ impl HttpRoute {
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}
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pub fn from_matched_path(path: &str) -> Self {
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match path {
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"/health" => Self("/health"),
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"/ready" => Self("/ready"),
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"/api/auth/login" => Self("/api/auth/login"),
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"/api/auth/logout" => Self("/api/auth/logout"),
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"/api/auth/session" => Self("/api/auth/session"),
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"/api/auth/profile" => Self("/api/auth/profile"),
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"/api/auth/password" => Self("/api/auth/password"),
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"/api/admin/capabilities" => Self("/api/admin/capabilities"),
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"/api/admin/workspaces" => Self("/api/admin/workspaces"),
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"/api/admin/workspaces/{workspace_id}" => Self("/api/admin/workspaces/{workspace_id}"),
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"/api/admin/workspaces/{workspace_id}/operations" => {
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Self("/api/admin/workspaces/{workspace_id}/operations")
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}
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"/api/admin/workspaces/{workspace_id}/imports/openapi/preview" => {
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Self("/api/admin/workspaces/{workspace_id}/imports/openapi/preview")
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}
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"/api/admin/workspaces/{workspace_id}/imports/openapi/{job_id}/create" => {
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Self("/api/admin/workspaces/{workspace_id}/imports/openapi/{job_id}/create")
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}
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"/api/admin/workspaces/{workspace_id}/operations/analyze-quality" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/analyze-quality")
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}
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"/api/admin/workspaces/{workspace_id}/operations/import" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/import")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/versions" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}/versions")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/versions/{version}" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/versions/{version}",
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)
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/publish" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}/publish")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/archive" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}/archive")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/test-runs" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}/test-runs")
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/samples/input-json" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/samples/input-json",
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)
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/samples/output-json" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/samples/output-json",
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)
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/drafts/generate" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/drafts/generate",
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)
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}
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"/api/admin/workspaces/{workspace_id}/operations/{operation_id}/export" => {
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Self("/api/admin/workspaces/{workspace_id}/operations/{operation_id}/export")
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}
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"/api/admin/workspaces/{workspace_id}/agents" => {
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Self("/api/admin/workspaces/{workspace_id}/agents")
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}
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"/api/admin/workspaces/{workspace_id}/agents/tool-search/preview" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/tool-search/preview")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/versions/{version}" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/versions/{version}")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/bindings" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/bindings")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/publish" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/publish")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/unpublish" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/unpublish")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/archive" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/archive")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys" => {
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Self("/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys")
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys/{key_id}/revoke" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys/{key_id}/revoke",
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)
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}
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys/{key_id}" => {
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Self(
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"/api/admin/workspaces/{workspace_id}/agents/{agent_id}/platform-api-keys/{key_id}",
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)
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}
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"/api/admin/workspaces/{workspace_id}/auth-profiles" => {
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Self("/api/admin/workspaces/{workspace_id}/auth-profiles")
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}
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"/api/admin/workspaces/{workspace_id}/auth-profiles/{auth_profile_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/auth-profiles/{auth_profile_id}")
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}
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"/api/admin/workspaces/{workspace_id}/upstreams" => {
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Self("/api/admin/workspaces/{workspace_id}/upstreams")
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}
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"/api/admin/workspaces/{workspace_id}/upstreams/{upstream_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/upstreams/{upstream_id}")
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}
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"/api/admin/workspaces/{workspace_id}/secrets" => {
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Self("/api/admin/workspaces/{workspace_id}/secrets")
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}
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"/api/admin/workspaces/{workspace_id}/secrets/{secret_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/secrets/{secret_id}")
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}
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"/api/admin/workspaces/{workspace_id}/secrets/{secret_id}/rotate" => {
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Self("/api/admin/workspaces/{workspace_id}/secrets/{secret_id}/rotate")
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}
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"/api/admin/workspaces/{workspace_id}/export" => {
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Self("/api/admin/workspaces/{workspace_id}/export")
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}
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"/api/admin/workspaces/{workspace_id}/logs" => {
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Self("/api/admin/workspaces/{workspace_id}/logs")
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}
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"/api/admin/workspaces/{workspace_id}/logs/{log_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/logs/{log_id}")
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}
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"/api/admin/workspaces/{workspace_id}/approvals" => {
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Self("/api/admin/workspaces/{workspace_id}/approvals")
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}
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"/api/admin/workspaces/{workspace_id}/approvals/{approval_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/approvals/{approval_id}")
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}
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"/api/admin/workspaces/{workspace_id}/usage" => {
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Self("/api/admin/workspaces/{workspace_id}/usage")
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}
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"/api/admin/workspaces/{workspace_id}/usage/operations/{operation_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/usage/operations/{operation_id}")
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}
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"/api/admin/workspaces/{workspace_id}/usage/agents/{agent_id}" => {
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Self("/api/admin/workspaces/{workspace_id}/usage/agents/{agent_id}")
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}
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"/v1/{workspace_slug}/{agent_slug}" => Self("/v1/{workspace_slug}/{agent_slug}"),
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"/v1/{workspace_slug}/{agent_slug}/approvals" => {
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Self("/v1/{workspace_slug}/{agent_slug}/approvals")
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}
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"/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}/approve" => {
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Self("/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}/approve")
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}
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"/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}" => {
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Self("/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}")
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}
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"/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}/deny" => {
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Self("/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}/deny")
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}
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_ => Self::unmatched(),
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}
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crate::schema::HTTP_ROUTE_DOMAIN
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.iter()
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.copied()
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.find(|candidate| *candidate != "unmatched" && *candidate == path)
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.map_or_else(Self::unmatched, Self)
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}
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pub const fn as_str(self) -> &'static str {
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self.0
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}
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@@ -9,9 +9,7 @@ mod labels;
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mod record;
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mod schema;
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pub use exemplar::{
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ExemplarObservation, ExemplarTraceId, exemplar_snapshot, reset_exemplars_for_test,
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};
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pub use exemplar::{ExemplarObservation, ExemplarTraceId, exemplar_snapshot};
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pub use labels::{
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CacheOutcome, ConfirmationOutcome, DbPoolState, Exporter, HttpMethod, HttpRoute,
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HttpStatusClass, IdempotencyOutcome, InvocationSource, LimitStage, McpMethod, McpOutcome,
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@@ -32,6 +30,6 @@ pub use schema::{
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MAX_LOGICAL_SERIES_PER_PROCESS, MAX_METRIC_FAMILIES, MAX_PRODUCT_LABELS_PER_FAMILY,
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MAX_RENDERED_SERIES_PER_PROCESS, METRIC_SCHEMA_VERSION, MetricDefinition, MetricKind,
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MetricProcess, MetricService, MetricUnit, PROCESS_CONSTANT_LABELS, SchemaBudget, SchemaError,
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max_exemplar_slots, metric_schema, render_metric_schema_json, schema_budget, validate_budget,
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validate_schema,
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max_exemplar_slots, metric_schema, metric_schema_for_service, render_metric_schema_json,
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schema_budget, validate_budget, validate_schema,
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};
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@@ -331,15 +331,17 @@ pub fn record_export_failure(signal: SignalType, exporter: Exporter) {
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.increment(1);
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}
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pub fn initialize_gauges() {
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pub fn initialize_gauges(service: crate::MetricService) {
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metrics::gauge!("crank_http_inflight").set(0.0);
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metrics::gauge!("crank_mcp_active_sessions").set(0.0);
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set_mcp_session_metrics_fresh(false);
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metrics::gauge!("crank_mcp_active_streams").set(0.0);
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metrics::gauge!("crank_runtime_inflight").set(0.0);
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set_db_pool_connections(DbPoolState::Idle, 0);
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set_db_pool_connections(DbPoolState::Used, 0);
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set_catalog(0, 0, 0);
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if service == crate::MetricService::McpServer {
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metrics::gauge!("crank_mcp_active_sessions").set(0.0);
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set_mcp_session_metrics_fresh(false);
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metrics::gauge!("crank_mcp_active_streams").set(0.0);
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set_catalog(0, 0, 0);
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}
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}
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pub struct InFlightGuard {
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@@ -1,5 +1,11 @@
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use std::collections::BTreeSet;
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use crate::labels::{
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CacheOutcome, ConfirmationOutcome, DbPoolState, Exporter, HttpMethod, HttpStatusClass,
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IdempotencyOutcome, InvocationSource, LimitStage, McpMethod, McpOutcome, McpResponseMode,
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SignalType, ToolErrorKind, ToolOutcome, UpstreamOperationKind, UpstreamOutcome,
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};
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pub const METRIC_SCHEMA_VERSION: u32 = 1;
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pub const MAX_METRIC_FAMILIES: usize = 128;
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pub const MAX_PRODUCT_LABELS_PER_FAMILY: usize = 4;
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@@ -59,6 +65,13 @@ impl MetricService {
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_ => None,
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}
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}
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pub const fn process(self) -> MetricProcess {
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match self {
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Self::AdminApi => MetricProcess::AdminApi,
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Self::McpServer => MetricProcess::McpServer,
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}
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}
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}
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impl MetricProcess {
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@@ -208,103 +221,23 @@ pub const HTTP_ROUTE_DOMAIN: &[&str] = &[
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"/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}",
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"/v1/{workspace_slug}/{agent_slug}/approvals/{approval_id}/deny",
|
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];
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const METHODS: &[&str] = &[
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"GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS", "HEAD", "CONNECT", "TRACE", "OTHER",
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];
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const STATUS: &[&str] = &["1xx", "2xx", "3xx", "4xx", "5xx", "other"];
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const MCP_METHODS: &[&str] = &[
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"initialize",
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"initialized",
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"ping",
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"tools_list",
|
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"tools_call",
|
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"notification",
|
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"unsupported",
|
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"response",
|
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"invalid",
|
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];
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const RESPONSE_MODES: &[&str] = &["json", "sse", "unknown"];
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const MCP_OUTCOMES: &[&str] = &[
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"success",
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"client_error",
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"server_error",
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"jsonrpc_error",
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"tool_error",
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"aborted",
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"other",
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];
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const SOURCES: &[&str] = &["internal", "admin_test_run", "agent_tool_call"];
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const TOOL_OUTCOMES: &[&str] = &["success", "error", "aborted"];
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const TOOL_ERRORS: &[&str] = &[
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"none",
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"schema",
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"mapping",
|
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"rest_adapter",
|
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"protocol_adapter",
|
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"unsupported_protocol",
|
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"unsupported_execution_mode",
|
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"concurrency_limit",
|
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"invalid_prepared_request",
|
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"confirmation_required",
|
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"invalid_confirmation_token",
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"confirmation_store",
|
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"idempotency_store",
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"idempotency_in_progress",
|
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"idempotency_conflict",
|
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"idempotency_outcome_unknown",
|
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"missing_auth_profile",
|
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"missing_secret",
|
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"missing_secret_version",
|
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"invalid_auth_secret",
|
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"secret_crypto",
|
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"aborted",
|
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];
|
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const OPERATION_KINDS: &[&str] = &["rest"];
|
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const UPSTREAM_OUTCOMES: &[&str] = &[
|
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"success",
|
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"client_error",
|
||||
"server_error",
|
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"unexpected_status",
|
||||
"timeout",
|
||||
"transport_error",
|
||||
"response_too_large",
|
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"rejected",
|
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"window_expired",
|
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"invalid_response",
|
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"invalid_request",
|
||||
"configuration",
|
||||
"aborted",
|
||||
];
|
||||
const LIMIT_STAGES: &[&str] = &["concurrency", "rate_limit", "mcp_stream"];
|
||||
const CACHE_OUTCOMES: &[&str] = &[
|
||||
"hit",
|
||||
"miss",
|
||||
"read_error",
|
||||
"decode_error",
|
||||
"evict_error",
|
||||
"stored",
|
||||
"write_error",
|
||||
];
|
||||
const IDEMPOTENCY_OUTCOMES: &[&str] = &[
|
||||
"execute",
|
||||
"replay",
|
||||
"completed",
|
||||
"conflict",
|
||||
"in_progress",
|
||||
"outcome_unknown",
|
||||
"store_unavailable",
|
||||
"error",
|
||||
];
|
||||
const CONFIRMATION_OUTCOMES: &[&str] = &[
|
||||
"approved",
|
||||
"required",
|
||||
"invalid_token",
|
||||
"store_unavailable",
|
||||
"error",
|
||||
];
|
||||
const DB_STATES: &[&str] = &["idle", "used"];
|
||||
const SIGNAL_TYPES: &[&str] = &["trace", "invocation_history"];
|
||||
const EXPORTERS: &[&str] = &["otlp", "postgres"];
|
||||
const METHODS: &[&str] = HttpMethod::VALUES;
|
||||
const STATUS: &[&str] = HttpStatusClass::VALUES;
|
||||
const MCP_METHODS: &[&str] = McpMethod::VALUES;
|
||||
const RESPONSE_MODES: &[&str] = McpResponseMode::VALUES;
|
||||
const MCP_OUTCOMES: &[&str] = McpOutcome::VALUES;
|
||||
const SOURCES: &[&str] = InvocationSource::VALUES;
|
||||
const TOOL_OUTCOMES: &[&str] = ToolOutcome::VALUES;
|
||||
const TOOL_ERRORS: &[&str] = ToolErrorKind::VALUES;
|
||||
const OPERATION_KINDS: &[&str] = UpstreamOperationKind::VALUES;
|
||||
const UPSTREAM_OUTCOMES: &[&str] = UpstreamOutcome::VALUES;
|
||||
const LIMIT_STAGES: &[&str] = LimitStage::VALUES;
|
||||
const CACHE_OUTCOMES: &[&str] = CacheOutcome::VALUES;
|
||||
const IDEMPOTENCY_OUTCOMES: &[&str] = IdempotencyOutcome::VALUES;
|
||||
const CONFIRMATION_OUTCOMES: &[&str] = ConfirmationOutcome::VALUES;
|
||||
const DB_STATES: &[&str] = DbPoolState::VALUES;
|
||||
const SIGNAL_TYPES: &[&str] = SignalType::VALUES;
|
||||
const EXPORTERS: &[&str] = Exporter::VALUES;
|
||||
|
||||
const fn domain(name: &'static str, values: &'static [&'static str]) -> LabelDomain {
|
||||
LabelDomain {
|
||||
@@ -635,6 +568,14 @@ pub const fn metric_schema() -> &'static [MetricDefinition] {
|
||||
METRIC_SCHEMA
|
||||
}
|
||||
|
||||
pub fn metric_schema_for_service(
|
||||
service: MetricService,
|
||||
) -> impl Iterator<Item = &'static MetricDefinition> {
|
||||
METRIC_SCHEMA
|
||||
.iter()
|
||||
.filter(move |definition| definition.processes.contains(&service.process()))
|
||||
}
|
||||
|
||||
pub fn schema_budget() -> Result<SchemaBudget, SchemaError> {
|
||||
validate_schema(METRIC_SCHEMA)
|
||||
}
|
||||
@@ -745,8 +686,14 @@ fn valid_metric_name(name: &str) -> bool {
|
||||
fn valid_label_name(name: &str) -> bool {
|
||||
!name.is_empty()
|
||||
&& name.len() <= 64
|
||||
&& !name.starts_with("__")
|
||||
&& name
|
||||
.bytes()
|
||||
.next()
|
||||
.is_some_and(|byte| byte.is_ascii_lowercase() || byte == b'_')
|
||||
&& name
|
||||
.bytes()
|
||||
.skip(1)
|
||||
.all(|byte| byte.is_ascii_lowercase() || byte.is_ascii_digit() || byte == b'_')
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user