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fix(relay): non-blocking stdout log writer so a stalled log copier can't wedge the runtime #3256

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fix(relay): non-blocking stdout log writer so a stalled log copier can't wedge the runtime #3256

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b03bf2d
fix(relay): non-blocking stdout log writer so a stalled log copier ca…
Jul 28, 2026
e1a8103
fix(relay): bound log-guard drop so shutdown can't deadlock on a wedg…
Jul 28, 2026
1ef6064
docs(relay): honest tail wording for BUFFERED_LINES_LIMIT sizing comment
Jul 28, 2026
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1 change: 1 addition & 0 deletions Cargo.lock
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1 change: 1 addition & 0 deletions Cargo.toml
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Expand Up @@ -72,6 +72,7 @@ evalexpr = "11"
cron = "0.16"
# Observability
tracing = "0.1"
tracing-appender = "0.2"
tracing-subscriber = { version = "0.3", features = ["env-filter", "json"] }
tracing-opentelemetry = { version = "0.33" }
opentelemetry = { version = "0.32", features = ["trace"] }
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1 change: 1 addition & 0 deletions crates/buzz-relay/Cargo.toml
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Expand Up @@ -38,6 +38,7 @@ nostr = { workspace = true }
serde = { workspace = true }
serde_json = { workspace = true }
tracing = { workspace = true }
tracing-appender = { workspace = true }
tracing-subscriber = { workspace = true }
tracing-opentelemetry = { workspace = true }
opentelemetry = { workspace = true }
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2 changes: 2 additions & 0 deletions crates/buzz-relay/src/lib.rs
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Expand Up @@ -23,6 +23,8 @@ pub mod error;
pub mod handlers;
/// Stateless HMAC-signed relay invite tokens (mint/verify).
pub mod invite_token;
/// Non-blocking stdout log writer (bounded, lossy) + drop-count metric.
pub mod logging;
/// Inter-relay mesh startup wiring (`BUZZ_MESH` seam).
pub mod mesh_boot;
/// Prometheus metrics: recorder, upkeep, HTTP middleware.
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