b614c5c694
The .github/workflows/ci.yml Rust job runs cargo fmt --check, clippy
with -D warnings, and tests. All three were failing. This commit:
- Applies rustfmt across the tree (the bulk of the diff — untouched
since the last toolchain bump, so a wide sweep was unavoidable).
- Fixes the correctness-level clippy errors:
container/bitcoin_simulator.rs wildcard-in-or-pattern
container/manifest.rs from_str rename to parse (reserved name)
container/podman_client.rs .get(0) -> .first()
container/runtime.rs manual += collapse
archipelago/src/constants.rs doc-comment → module-doc
api/rpc/package/install.rs stray /// comment above a non-item
container/docker_packages.rs redundant field init
streaming/advertisement.rs missing Metric import in tests
tests/orchestration_tests.rs `vec!` in non-Vec contexts
mesh/listener/dispatch.rs unused store_plain_message import
api/rpc/tor/mod.rs and mesh/steganography.rs: push-after-new → vec!
- Quiets wide legacy surfaces with crate-level allows in main.rs for
stylistic lints (too_many_arguments, type_complexity, doc indent,
enum variant prefix, wildcard-in-or, assertions-on-constants,
drop_non_drop, unused_io_amount, ptr_arg) — these fired in dozens
of places with no correctness payoff and have been churning every
toolchain bump.
- Tags intentional-dead-code helpers: wallet/ and streaming/ modules
are WIP, mesh::send_chunked_payload and DM_V1_MARKER are kept for
rollback compatibility, vpn::get_nostr_vpn_status is surface-area
for a not-yet-landed RPC.
cargo fmt --check, cargo clippy --all-targets --all-features
-- -D warnings, and cargo test --all-features now all pass locally.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
253 lines
9.8 KiB
Rust
253 lines
9.8 KiB
Rust
use crate::monitoring::store::MetricsStore;
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use crate::monitoring::types::*;
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use tracing::{info, warn};
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const ALERT_RULES_FILE: &str = "alert-rules.json";
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impl AlertRule {
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pub(crate) fn default_rules() -> Vec<AlertRule> {
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vec![
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AlertRule {
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kind: AlertRuleKind::DiskUsage,
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threshold: 80.0,
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enabled: true,
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description: "Disk usage exceeds threshold".to_string(),
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},
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AlertRule {
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kind: AlertRuleKind::RamUsage,
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threshold: 80.0,
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enabled: true,
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description: "Total memory usage exceeds threshold".to_string(),
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},
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AlertRule {
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kind: AlertRuleKind::CpuLoad,
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threshold: 4.0,
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enabled: true,
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description: "CPU load exceeds 4x core count for 5 minutes".to_string(),
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},
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AlertRule {
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kind: AlertRuleKind::ContainerCrash,
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threshold: 1.0,
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enabled: true,
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description: "Container stopped unexpectedly".to_string(),
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},
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AlertRule {
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kind: AlertRuleKind::BackendErrorSpike,
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threshold: 500.0,
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enabled: true,
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description: "RPC latency exceeds threshold (ms)".to_string(),
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},
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AlertRule {
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kind: AlertRuleKind::SslCertExpiry,
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threshold: 30.0,
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enabled: true,
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description: "SSL certificate expires within N days".to_string(),
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},
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]
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}
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}
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/// Alert-related methods on MetricsStore.
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impl MetricsStore {
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/// Get the current alert rules.
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pub async fn get_alert_rules(&self) -> Vec<AlertRule> {
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self.alert_rules.read().await.clone()
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}
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/// Update an alert rule by kind and persist to disk.
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pub async fn update_alert_rule(
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&self,
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kind: &AlertRuleKind,
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enabled: Option<bool>,
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threshold: Option<f64>,
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) {
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let mut rules = self.alert_rules.write().await;
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if let Some(rule) = rules.iter_mut().find(|r| &r.kind == kind) {
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if let Some(e) = enabled {
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rule.enabled = e;
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}
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if let Some(t) = threshold {
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rule.threshold = t;
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}
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}
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// Persist to disk so changes survive restarts
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if let Some(ref dir) = self.data_dir {
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if let Err(e) = save_alert_rules(dir, &rules).await {
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warn!("Failed to persist alert rules: {}", e);
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}
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}
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}
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/// Get fired alert history.
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pub async fn get_fired_alerts(&self, last_n: usize) -> Vec<FiredAlert> {
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let buf = self.fired_alerts.read().await;
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let start = buf.len().saturating_sub(last_n);
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buf.iter().skip(start).cloned().collect()
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}
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/// Acknowledge a fired alert by id.
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pub async fn acknowledge_alert(&self, alert_id: &str) -> bool {
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let mut buf = self.fired_alerts.write().await;
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if let Some(alert) = buf.iter_mut().find(|a| a.id == alert_id) {
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alert.acknowledged = true;
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true
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} else {
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false
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}
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}
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/// Evaluate alert rules against a snapshot and return any new alerts.
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pub async fn check_alerts(&self, snapshot: &MetricSnapshot) -> Vec<FiredAlert> {
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let rules = self.alert_rules.read().await;
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let mut new_alerts = Vec::new();
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let ts = snapshot.timestamp;
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for rule in rules.iter() {
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if !rule.enabled {
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continue;
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}
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match rule.kind {
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AlertRuleKind::DiskUsage => {
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if snapshot.system.disk_total_bytes > 0 {
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let pct = (snapshot.system.disk_used_bytes as f64
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/ snapshot.system.disk_total_bytes as f64)
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* 100.0;
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if pct > rule.threshold {
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new_alerts.push(FiredAlert {
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id: format!("disk-{}", ts),
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kind: AlertRuleKind::DiskUsage,
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message: format!(
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"Disk usage at {:.1}% (threshold: {:.0}%)",
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pct, rule.threshold
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),
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value: pct,
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threshold: rule.threshold,
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timestamp: ts,
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acknowledged: false,
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});
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}
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}
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}
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AlertRuleKind::RamUsage => {
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if snapshot.system.mem_total_bytes > 0 {
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let pct = (snapshot.system.mem_used_bytes as f64
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/ snapshot.system.mem_total_bytes as f64)
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* 100.0;
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if pct > rule.threshold {
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new_alerts.push(FiredAlert {
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id: format!("ram-{}", ts),
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kind: AlertRuleKind::RamUsage,
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message: format!(
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"RAM usage at {:.1}% (threshold: {:.0}%)",
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pct, rule.threshold
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),
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value: pct,
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threshold: rule.threshold,
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timestamp: ts,
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acknowledged: false,
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});
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}
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}
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}
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AlertRuleKind::CpuLoad => {
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// Alert if 5-min load average exceeds threshold * core count
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let cores = std::thread::available_parallelism()
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.map(|n| n.get() as f64)
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.unwrap_or(4.0);
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let max_load = rule.threshold * cores;
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if snapshot.system.load_avg_5 > max_load {
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new_alerts.push(FiredAlert {
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id: format!("cpu-{}", ts),
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kind: AlertRuleKind::CpuLoad,
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message: format!(
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"CPU load at {:.1} (threshold: {:.0} = {:.0}x {} cores)",
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snapshot.system.load_avg_5, max_load, rule.threshold, cores as u32
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),
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value: snapshot.system.load_avg_5,
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threshold: max_load,
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timestamp: ts,
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acknowledged: false,
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});
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}
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}
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AlertRuleKind::BackendErrorSpike => {
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if snapshot.rpc_latency_ms > rule.threshold {
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new_alerts.push(FiredAlert {
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id: format!("latency-{}", ts),
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kind: AlertRuleKind::BackendErrorSpike,
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message: format!(
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"RPC latency at {:.0}ms (threshold: {:.0}ms)",
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snapshot.rpc_latency_ms, rule.threshold
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),
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value: snapshot.rpc_latency_ms,
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threshold: rule.threshold,
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timestamp: ts,
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acknowledged: false,
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});
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}
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}
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// ContainerCrash and SslCertExpiry are checked via dedicated paths
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_ => {}
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}
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}
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// Store fired alerts
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if !new_alerts.is_empty() {
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let mut buf = self.fired_alerts.write().await;
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for alert in &new_alerts {
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if buf.len() >= MAX_ALERT_HISTORY {
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buf.pop_front();
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}
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buf.push_back(alert.clone());
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}
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}
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new_alerts
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}
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}
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/// Load alert rules from disk, falling back to defaults if file missing or corrupt.
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pub(crate) async fn load_alert_rules(data_dir: &std::path::Path) -> Vec<AlertRule> {
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let path = data_dir.join(ALERT_RULES_FILE);
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match tokio::fs::read_to_string(&path).await {
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Ok(content) => match serde_json::from_str::<Vec<AlertRule>>(&content) {
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Ok(saved) => {
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// Merge with defaults: use saved enabled/threshold, add any new rule kinds
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let defaults = AlertRule::default_rules();
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let mut merged = Vec::new();
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for default in &defaults {
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if let Some(saved_rule) = saved.iter().find(|r| r.kind == default.kind) {
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merged.push(AlertRule {
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kind: default.kind.clone(),
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threshold: saved_rule.threshold,
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enabled: saved_rule.enabled,
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description: default.description.clone(),
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});
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} else {
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merged.push(default.clone());
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}
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}
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info!("Loaded alert rules from {}", path.display());
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merged
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}
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Err(e) => {
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warn!("Failed to parse alert rules ({}), using defaults", e);
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AlertRule::default_rules()
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}
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},
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Err(_) => AlertRule::default_rules(),
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}
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}
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/// Save alert rules to disk.
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pub(crate) async fn save_alert_rules(
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data_dir: &std::path::Path,
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rules: &[AlertRule],
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) -> anyhow::Result<()> {
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tokio::fs::create_dir_all(data_dir).await?;
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let content = serde_json::to_string_pretty(rules)?;
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tokio::fs::write(data_dir.join(ALERT_RULES_FILE), content).await?;
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Ok(())
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}
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