server: wip recv

[hippotat.git] / src / bin / server.rs

diff --git a/src/bin/server.rs b/src/bin/server.rs
index 9446b583825acf79f06d656381aaacf8d52f3822..4a8070481f77e815a776f20863152265b9120adb 100644 (file)
--- a/src/bin/server.rs
+++ b/src/bin/server.rs
@@ -24,6 +24,7 @@ struct ClientHandles {
 
 /// Sent from hyper worker pool task to client task
 #[allow(dead_code)] // xxx
+#[derive(Debug)]
 struct WebRequest {
   // initial part of body
   // used up to and including first 2 lines of metadata
@@ -39,6 +40,7 @@ struct WebRequest {
 
 /// Reply from client task to hyper worker pool task
 #[allow(dead_code)] // xxx
+#[derive(Debug)]
 struct WebResponse {
   warnings: Warnings,
   data: Result<WebResponseData, AE>,
@@ -46,6 +48,11 @@ struct WebResponse {
 
 type WebResponseData = ();
 
+#[throws(PacketError)]
+pub fn route_packet(packet: Box<[u8]>, daddr: IpAddr) {
+  trace!("xxx discarding packet daddr={:?} len={}", daddr, packet.len());
+}
+
 async fn handle(
   all_clients: Arc<AllClients>,
   req: hyper::Request<hyper::Body>
@@ -222,7 +229,11 @@ async fn run_client(ic: Arc<InstanceConfig>,
 {
   struct Outstanding {
     reply_to: tokio::sync::oneshot::Sender<WebResponse>,
-    max_requests_outstanding: u32,
+    oi: OutstandingInner,
+  }
+  #[derive(Debug)]
+  struct OutstandingInner {
+    target_requests_outstanding: u32,
   }
   let mut outstanding: VecDeque<Outstanding> = default();
   let  downbound: VecDeque<(/*xxx*/)> = default();
@@ -240,7 +251,7 @@ async fn run_client(ic: Arc<InstanceConfig>,
       if ! downbound.is_empty() {
         outstanding.pop_front()
       } else if let Some((i,_)) = outstanding.iter().enumerate().find({
-        |(_,o)| outstanding.len() > o.max_requests_outstanding.sat()
+        |(_,o)| outstanding.len() > o.oi.target_requests_outstanding.sat()
       }) {
         Some(outstanding.remove(i).unwrap())
       } else {
@@ -252,6 +263,7 @@ async fn run_client(ic: Arc<InstanceConfig>,
         warnings: default(),
       };
 
+      dbg!(&response);
       try_send_response(ret.reply_to, response);
     }
 
@@ -312,6 +324,11 @@ async fn run_client(ic: Arc<InstanceConfig>,
             let server, client = Duration::from_secs(meta.need_parse()?);
           }
 
+          meta!{
+            mtu, ( != ), client,
+            let server, client: u32 = meta.parse()?.unwrap_or(server);
+          }
+
           meta!{
             max_batch_down, (), min(client, server),
             let server, client: u32 = meta.parse()?.unwrap_or(server);
@@ -326,15 +343,22 @@ async fn run_client(ic: Arc<InstanceConfig>,
             if comp.name != PartName::d {
               warnings.add(&format_args!("unexpected part {:?}", comp.name))?;
             }
-            dbg!(comp.name, DumpHex(comp.payload));
+            checkn(Mime2Slip, mtu, comp.payload, |header| {
+              let saddr = ip_packet_addr::<false>(header)?;
+              if saddr != ic.link.client.0 { throw!(PE::Src(saddr)) }
+              let daddr = ip_packet_addr::<true>(header)?;
+              Ok(daddr)
+            }, |(daddr,packet)| route_packet(daddr,packet),
+               |e| { let _xxx = warnings.add(&e); }
+            )?;
           }
 
-          Ok::<_,AE>(())
+          let oi = OutstandingInner {
+            target_requests_outstanding,
+          };
+          Ok::<_,AE>(oi)
         }.await {
-          Ok(()) => outstanding.push_back(Outstanding {
-            reply_to: reply_to,
-            max_requests_outstanding: 42, // xxx
-          }),
+          Ok(oi) => outstanding.push_back(Outstanding { reply_to, oi }),
           Err(e) => {
             try_send_response(reply_to, WebResponse {
               data: Err(e),