Add in-process FFI transport for Rust and TypeScript SDKs#1915

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SteveSandersonMS wants to merge 34 commits into

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stevesa/ffi-inproc-rust-ts

Commits on Jul 7, 2026

Add in-process FFI transport for Rust and TypeScript SDKs

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Remove debug --log-level flag from in-process FFI argv

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TS: align in-process (FFI) transport with .NET behavior

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TS: fix in-process E2E env mirroring (per-test proxy + HMAC)

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TS: skip in-process-unsupported E2E tests so the inprocess cell is green

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Rust: full in-process (FFI) parity with .NET/TS

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TS: pump in-process FFI inbound frames promptly (fix macOS RPC hangs)

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Rust CI: include OS (and transport) in job names

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TS: decouple in-process FFI inbound delivery from the native callback

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Rust CI: run in-process E2E on ubuntu + macOS (exclude windows)

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TS: async in-process FFI writes + guard native callbacks

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TS: defer FFI callback unregister to avoid DEP0168 at teardown

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TEMP: trace in-process FFI frames to diagnose macOS RPC stalls

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TS: pump koffi async broker so idle in-process RPC responses arrive

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TEMP: standalone koffi foreign-thread callback repro + dedicated CI job

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TEMP: revert to sync FFI writes + add burst repro scenario

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TEMP: add bidirectional reentrancy scenario to koffi repro

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TEMP: upgrade koffi 2.16.2 -> 3.1.0 to test macOS in-process delivery

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TEMP: replace FFI frame tracing with session-event tracing

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TEMP: full sessionId in event trace + sendAndWait receive trace

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TEMP: run only permissions.e2e over in-process to isolate mac failures

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TEMP: RPC-level tracing + run single permissions RPC test to isolate mac hang

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Trigger CI

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TEMP: full permissions file with event+RPC tracing on mac inproc

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TEMP: raise ulimit -n on mac inproc cell to test fd-exhaustion hypothesis

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TEMP-test: abort in-flight turn before disconnect in noresult perm test (match .NET)

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TEST async writes vs disconnect-while-pending (revert test change to expose bug)

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TEMP: callback-liveness tracing (CB-ENTER/EXIT/TICK) + no-result requestId

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EXPERIMENT: reply approve-once instead of no-result to test orphan-request causation

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FIX: continuously pump koffi async-callback broker in in-process host

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EXPERIMENT: run mac inprocess cell on macos-latest-xlarge (6-core vs 3-core)

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EXPERIMENT: pin Linux inprocess to 1 CPU via taskset to test tokio-worker-count theory

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EXPERIMENT: Linux inprocess on 2 CPUs (taskset -c 0,1) to find worker-count threshold

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Merge remote-tracking branch 'origin/main' into stevesa/ffi-inproc-rust-ts
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