Commit Graph

2 Commits

Author SHA1 Message Date
Siavash Sameni
daf7bcd9ba chore(warnings): sweep the workspace — zero warnings on lib + bin targets
Addressed every rustc warning surfaced by \`cargo check --workspace
--release --lib --bins\` on opus-DRED-v2. Split across three
categories:

## Real bugs surfaced by the audit (fix, don't silence)

- **crates/wzp-relay/src/federation.rs** — the per-peer RTT monitor
  task computed \`rtt_ms\` every 5 s and threw it on the floor. The
  \`wzp_federation_peer_rtt_ms\` gauge has been registered in
  metrics.rs the whole time but was never receiving samples, leaving
  the Grafana panel blank. Wired it up: the task now calls
  \`fm_rtt.metrics.federation_peer_rtt_ms.with_label_values(&[&label_rtt]).set(rtt_ms)\`
  on every sample. Fixes three warnings (\`rtt_ms\`, \`fm_rtt\`,
  \`label_rtt\` were all captured for this task and all dead).

## Dead code removal

- **crates/wzp-relay/src/federation.rs** — removed \`local_delivery_seq:
  AtomicU16\` field and its initializer. It was described in comments
  as "per-room seq counter for federation media delivered to local
  clients" but was declared, initialized to 0, and never read or
  written anywhere else. Genuine half-wired feature; deletable with
  zero behavior change.
- **crates/wzp-relay/src/room.rs** — removed \`let recv_start =
  Instant::now()\` at the top of a recv loop that was never read.
  Separate variable \`last_recv_instant\` already measures the actual
  gap that's used for the \`max_recv_gap_ms\` stat.
- **crates/wzp-client/src/cli.rs** — removed \`let my_fp = fp.clone()\`
  from the signal loop setup. Cloned but never used in any match arm.

## Stub-intent warnings (underscore + explanatory comment)

- **crates/wzp-relay/src/handshake.rs** — \`choose_profile\` hardcodes
  \`QualityProfile::GOOD\` and ignores its \`supported\` parameter.
  Comment already documented "Cap at GOOD (24k) for now — studio
  tiers not yet tested for federation reliability". Renamed to
  \`_supported\`, expanded the comment to explicitly note the future
  plan (pick highest supported ≤ relay ceiling).
- **crates/wzp-relay/src/federation.rs** — \`forward_to_peers\` takes
  \`room_name: &str\` but only uses \`room_hash\`. The caller
  (handle_datagram) passes the name for caller-site symmetry with
  other helpers; kept the param shape and underscored the binding
  with a comment noting it's reserved for future per-name logging.

## Cosmetic fixes

- **crates/wzp-relay/src/event_log.rs** — dropped \`use std::sync::Arc\`
  (unused).
- **crates/wzp-relay/src/signal_hub.rs** — trimmed \`use tracing::{info,
  warn}\` to \`use tracing::info\`. Also removed unnecessary \`mut\` on
  \`hub\` binding in the \`register_unregister\` test.
- **crates/wzp-relay/src/room.rs** — trimmed \`use tracing::{debug,
  error, info, trace, warn}\` to \`{error, info, warn}\`. Also removed
  unnecessary \`mut\` on \`mgr\` binding in the \`room_join_leave\` test.
- **crates/wzp-relay/src/main.rs** — removed unnecessary \`mut\` on the
  \`config\` destructured binding from \`parse_args()\`; and dropped
  \`ref caller_alias\` from the \`DirectCallOffer\` match pattern since
  the relay just forwards the full \`msg\` (caller_alias is preserved
  end-to-end, we don't need to read it on the relay).
- **crates/wzp-crypto/tests/featherchat_compat.rs** — dropped
  \`CallSignalType\` from a \`use wzp_client::featherchat::{...}\`
  (unused in the test body). Note: this test file has pre-existing
  compile errors from SignalMessage schema drift unrelated to this
  sweep; that's tracked separately.

## Crate-level annotation

- **crates/wzp-android/src/lib.rs** — added
  \`#![allow(dead_code, unused_imports, unused_variables, unused_mut)]\`
  with a doc block explaining the crate is dead code since the Tauri
  mobile rewrite. The legacy Kotlin+JNI Android app that consumed
  this crate was replaced by desktop/src-tauri (live Android recv
  path) + crates/wzp-native (Oboe bridge). Rather than piecemeal
  cleanup of a crate that shouldn't be maintained, the whole-crate
  allow keeps CI clean until someone removes the crate entirely. Kills
  all 6 wzp-android warnings (4 unused imports/vars, 1 unused \`mut\`
  on a JNI env param, 1 dead \`command_rx\` field) in one line.

## Not touched

- **deps/featherchat/warzone/crates/warzone-protocol/src/x3dh.rs** —
  3 unused-variable warnings in \`alice_spk_secret\`, \`alice_bundle\`,
  \`bob_bundle_bytes\`. This is a vendored third-party submodule;
  upstream's problem, not ours. Would need to be reported to
  featherchat upstream if we care.

## Verification

- \`cargo check --workspace --release --lib --bins\` → 0 warnings, 0 errors
- \`cargo check --workspace --release --all-targets\` → only the 3
  featherchat submodule warnings remain, plus the pre-existing 3
  broken integration tests (SignalMessage schema drift from Phase 2,
  tracked separately and explicitly out of scope).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-11 08:28:26 +04:00
Siavash Sameni
3351cb6473 feat: direct 1:1 calling via relay signaling (Phase 1)
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New feature: call someone directly by fingerprint through the relay.

- Client connects with SNI "_signal" for persistent signaling
- RegisterPresence/RegisterPresenceAck for relay registration
- DirectCallOffer routed to target by fingerprint
- DirectCallAnswer with AcceptGeneric/AcceptTrusted/Reject modes
- Relay creates private room (call-{id}), sends CallSetup to both
- Both clients connect to private room for media (existing SFU path)
- Hangup forwarding + cleanup on disconnect
- Desktop CLI: --signal + --call <fingerprint> for testing
- CallRegistry tracks call state (Pending/Ringing/Active/Ended)
- SignalHub manages persistent signaling connections

Tested: Alice calls Bob by fingerprint, relay routes offer, Bob
auto-accepts, both join private room, media flows bidirectionally.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-09 05:35:16 +04:00