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Can apply wasm to merged events, also for binned queries

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This commit is contained in:
Dominik Werder
2023-08-22 15:56:10 +02:00
parent 9aec274899
commit b8a8ecd537
13 changed files with 364 additions and 63 deletions
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crates/nodenet/src/conn.rs
+18 -25
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@@ -12,7 +12,6 @@ use items_0::streamitem::RangeCompletableItem;
use items_0::streamitem::Sitemty;
use items_0::streamitem::StreamItem;
use items_0::streamitem::EVENT_QUERY_JSON_STRING_FRAME;
use items_0::Events;
use items_2::channelevents::ChannelEvents;
use items_2::empty::empty_events_dyn_ev;
use items_2::framable::EventQueryJsonStringFrame;
@@ -160,6 +159,8 @@ pub async fn create_response_bytes_stream(
evq: EventsSubQuery,
ncc: &NodeConfigCached,
) -> Result<BytesStreamBox, Error> {
debug!("create_response_bytes_stream {:?}", evq.ch_conf().scalar_type());
debug!("wasm1 {:?}", evq.wasm1());
let reqctx = netpod::ReqCtx::new(evq.reqid());
if evq.create_errors_contains("nodenet_parse_query") {
let e = Error::with_msg_no_trace("produced error on request nodenet_parse_query");
@@ -175,32 +176,24 @@ pub async fn create_response_bytes_stream(
Ok(ret)
} else {
let stream = make_channel_events_stream(evq.clone(), reqctx, ncc).await?;
if false {
// TODO wasm example
use wasmer::Value;
let wasm = b"";
let mut store = wasmer::Store::default();
let module = wasmer::Module::new(&store, wasm).unwrap();
let import_object = wasmer::imports! {};
let instance = wasmer::Instance::new(&mut store, &module, &import_object).unwrap();
let add_one = instance.exports.get_function("event_transform").unwrap();
let result = add_one.call(&mut store, &[Value::I32(42)]).unwrap();
assert_eq!(result[0], Value::I32(43));
}
let mut tr = match build_event_transform(evq.transform()) {
Ok(x) => x,
Err(e) => {
return Err(e);
}
};
let mut tr = build_event_transform(evq.transform())?;
let stream = stream.map(move |x| {
let item = on_sitemty_data!(x, |x| {
let x: Box<dyn Events> = Box::new(x);
let x = tr.0.transform(x);
Ok(StreamItem::DataItem(RangeCompletableItem::Data(x)))
});
Box::new(item) as Box<dyn Framable + Send>
on_sitemty_data!(x, |x: ChannelEvents| {
match x {
ChannelEvents::Events(evs) => {
let evs = tr.0.transform(evs);
Ok(StreamItem::DataItem(RangeCompletableItem::Data(ChannelEvents::Events(
evs,
))))
}
ChannelEvents::Status(x) => Ok(StreamItem::DataItem(RangeCompletableItem::Data(
ChannelEvents::Status(x),
))),
}
})
});
// let stream = stream.map(move |x| Box::new(x) as Box<dyn Framable + Send>);
let stream = stream.map(|x| x.make_frame().map(|x| x.freeze()));
let ret = Box::pin(stream);
Ok(ret)