6eb65a5c65
Add MsgJsonFormat custom event formatter that outputs JSON with _msg as the first field, required by VictoriaLogs for full-text search. HTTP middleware stores interpolated "METHOD /path" in thread-local buffer for the formatter to read on span-close events.
23 lines
807 B
Rust
23 lines
807 B
Rust
//! Observability primitives: tracing subscriber, metrics, OTLP export.
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//!
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//! Call `observability::init_tracing_subscriber(level)` once at startup.
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//! All services then use `tracing::info!`, `tracing::warn!`, etc. directly.
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pub mod tracing_fmt;
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pub mod tracing_init;
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pub mod msg_json_fmt;
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pub mod metrics_middleware;
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pub mod prometheus_exporter;
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pub mod otlp;
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pub mod tracing_middleware;
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pub use tracing_fmt::{init_tracing_subscriber, instance_id};
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pub use msg_json_fmt::set_span_msg;
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pub use metrics_middleware::{MetricsMiddleware, HttpMetrics};
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pub use prometheus_exporter::{
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install_recorder, prometheus_handler, spawn_http_metrics_poller,
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HttpMetricsSnapshot, HttpSnapshotGuard, render_to_hashmap,
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};
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pub use otlp::{init_otlp, OtelGuard};
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pub use tracing_middleware::TracingSpanMiddleware;
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