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feat: port the shared-memory transport onto the WorkerChannel abstraction #28

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mdashti wants to merge 2 commits into from
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feat: port the shared-memory transport onto the WorkerChannel abstraction #28

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dd65ff7
Ported the shared-memory transport onto the channel protocol.
mdashti Jun 30, 2026
c58122a
Routed dispatched plans to workers over the shm mesh.
mdashti Jul 1, 2026
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24 changes: 24 additions & 0 deletions Cargo.lock
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2 changes: 2 additions & 0 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@ datafusion = { workspace = true, features = [
] }
datafusion-proto = { workspace = true }
async-trait = "0.1.89"
async-stream = "0.3"
log = "0.4"
tokio = { version = "1.48", features = ["full"] }
http = "1.3.1"
itertools = "0.14.0"
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7 changes: 7 additions & 0 deletions src/lib.rs
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Expand Up @@ -11,6 +11,9 @@ mod execution_plans;
mod metrics;
mod passthrough_headers;
mod protocol;
// Not feature-gated: the shared-memory mesh is the no-gRPC transport, so it has to build in both
// the `grpc`-on and `grpc`-off configs.
pub mod shm;
mod stage;
mod work_unit_feed;
mod worker;
Expand Down Expand Up @@ -49,6 +52,10 @@ pub use protocol::generated::worker as proto;

pub use codec::DistributedCodec;
pub use dispatch_plan_source::{DispatchPlanSource, get_distributed_dispatch_plan_source};
// The producer-side sink traits live in `shm` because only a push-based transport produces through
// them; re-exported at the crate root so `crate::PartitionSink` resolves the way the shm core spells
// it.
pub use shm::{PartitionSink, WorkerSink};
pub use worker_resolver::{WorkerResolver, get_distributed_worker_resolver};

pub use protocol::{
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