CSY/reowolf Changeset - d1a70dfdafba · Centrum Wiskunde & Informatica (CWI)

Changeset - d1a70dfdafba

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0 8 0

Christopher Esterhuyse - 5 years ago 2020-06-24 08:09:12
christopher.esterhuyse@gmail.com

more robust error handling

8 files changed with 250 insertions and 127 deletions:

.gitignore

src/lib.rs

src/runtime/communication.rs

src/runtime/endpoints.rs

src/runtime/error.rs

src/runtime/mod.rs

src/runtime/setup.rs

src/runtime/tests.rs

0 comments (0 inline, 0 general)

.gitignore

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@@ @@ -5,3 +5,4 @@ Cargo.lock @@
 main
 examples/*/*.exe
 examples/reowolf*
 logs
@@ \ No newline at end of file @@

src/lib.rs

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@@ @@ -8,9 +8,9 @@ mod runtime; @@
 // #[cfg(test)]
 // mod test;
 pub use common::Polarity;
+pub use common::{ControllerId, Polarity, PortId};
 pub use protocol::ProtocolDescription;
-pub use runtime::{error, Connector, EndpointSetup, StringLogger};
+pub use runtime::{error, Connector, EndpointSetup, FileLogger, VecLogger};
 // #[cfg(feature = "ffi")]
 // pub use runtime::ffi;

src/runtime/communication.rs

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@@ @@ -101,7 +101,7 @@ impl Connector { @@
+            }
+        }
+    }
     pub fn sync(&mut self, timeout: Duration) -> Result<usize, SyncError> {
+    pub fn sync(&mut self, timeout: Option<Duration>) -> Result<usize, SyncError> {
         use SyncError::*;
         match &mut self.phased {
             ConnectorPhased::Setup { .. } => Err(NotConnected),
@@ @@ -113,7 +113,7 @@ impl Connector { @@
                 round_result,
                 ..
             } => {
-                let deadline = Instant::now() + timeout;
+                let mut deadline = timeout.map(|to| Instant::now() + to);
                 let logger: &mut dyn Logger = &mut *self.logger;
                 // 1. run all proto components to Nonsync blockers
                 log!(
@@ @@ -347,8 +347,35 @@ impl Connector { @@
                     // try recv messages arriving through endpoints
                     log!(logger, "No decision yet. Let's recv an endpoint msg...");
+                    {
                         let (endpoint_index, msg) =
                             endpoint_manager.try_recv_any(deadline).unwrap();
                         let (endpoint_index, msg) = loop {
                             match endpoint_manager.try_recv_any_comms(deadline)? {
                                 None => {
                                     log!(
                                         logger,
                                         "Reached user-defined deadling without decision..."
                                     );
                                     if let Some(parent) = neighborhood.parent {
                                         log!(
                                             logger,
                                             "Sending failure request to parent index {}",
                                             parent
                                         );
                                         let msg = Msg::CommMsg(CommMsg {
                                             round_index: *round_index,
                                             contents: CommMsgContents::Suggest {
                                                 suggestion: Decision::Failure,
                                             },
                                         });
                                         endpoint_manager.send_to(parent, &msg).unwrap();
                                     } else {
                                         log!(logger, "As the leader, deciding on timeout");
                                         break 'undecided Decision::Failure;
+                                    }
                                     deadline = None;
+                                }
                                 Some((endpoint_index, msg)) => break (endpoint_index, msg),
+                            }
                         };
                         log!(logger, "Received from endpoint {} msg {:?}", endpoint_index, &msg);
                         let comm_msg_contents = match msg {
                             Msg::SetupMsg(..) => {

src/runtime/endpoints.rs

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@@ @@ -4,6 +4,12 @@ struct MonitoredReader<R: Read> { @@
     bytes: usize,
     r: R,
+}
 #[derive(Debug)]
 enum TryRecyAnyError {
     Timeout,
     PollFailed,
     EndpointError { error: EndpointError, index: usize },
+}
 /////////////////////
@@ @@ -36,16 +42,48 @@ impl Endpoint { @@
             },
+        }
+    }
     pub fn send<T: serde::ser::Serialize>(&mut self, msg: &T) -> Result<(), ()> {
         bincode::serialize_into(&mut self.stream, msg).map_err(drop)
     pub fn send<T: serde::ser::Serialize>(&mut self, msg: &T) -> Result<(), EndpointError> {
         bincode::serialize_into(&mut self.stream, msg).map_err(|_| EndpointError::BrokenEndpoint)
+    }
+}
 impl EndpointManager {
     pub fn send_to(&mut self, index: usize, msg: &Msg) -> Result<(), ()> {
     pub fn send_to_setup(&mut self, index: usize, msg: &Msg) -> Result<(), ConnectError> {
         let endpoint = &mut self.endpoint_exts[index].endpoint;
         endpoint.send(msg).map_err(|err| {
             ConnectError::EndpointSetupError(endpoint.stream.local_addr().unwrap(), err)
         })
+    }
     pub fn send_to(&mut self, index: usize, msg: &Msg) -> Result<(), EndpointError> {
         self.endpoint_exts[index].endpoint.send(msg)
+    }
     pub fn try_recv_any(&mut self, deadline: Instant) -> Result<(usize, Msg), TryRecyAnyError> {
     pub fn try_recv_any_comms(
         &mut self,
         deadline: Option<Instant>,
     ) -> Result<Option<(usize, Msg)>, SyncError> {
         use {SyncError as Se, TryRecyAnyError as Trae};
         match self.try_recv_any(deadline) {
             Ok(tup) => Ok(Some(tup)),
             Err(Trae::Timeout) => Ok(None),
             Err(Trae::PollFailed) => Err(Se::PollFailed),
             Err(Trae::EndpointError { error, index }) => Err(Se::BrokenEndpoint(index)),
+        }
+    }
     pub fn try_recv_any_setup(
         &mut self,
         deadline: Option<Instant>,
     ) -> Result<(usize, Msg), ConnectError> {
         use {ConnectError as Ce, TryRecyAnyError as Trae};
         self.try_recv_any(deadline).map_err(|err| match err {
             Trae::Timeout => Ce::Timeout,
             Trae::PollFailed => Ce::PollFailed,
             Trae::EndpointError { error, index } => Ce::EndpointSetupError(
                 self.endpoint_exts[index].endpoint.stream.local_addr().unwrap(),
                 error,
             ),
         })
+    }
     fn try_recv_any(&mut self, deadline: Option<Instant>) -> Result<(usize, Msg), TryRecyAnyError> {
         use TryRecyAnyError::*;
         // 1. try messages already buffered
         if let Some(x) = self.undelayed_messages.pop() {
@@ @@ -66,8 +104,12 @@ impl EndpointManager { @@
+                }
+            }
             // 3. No message yet. Do we have enough time to poll?
             let remaining = deadline.checked_duration_since(Instant::now()).ok_or(Timeout)?;
             self.poll.poll(&mut self.events, Some(remaining)).map_err(|_| PollFailed)?;
             let remaining = if let Some(deadline) = deadline {
                 Some(deadline.checked_duration_since(Instant::now()).ok_or(Timeout)?)
             } else {
                 None
             };
             self.poll.poll(&mut self.events, remaining).map_err(|_| PollFailed)?;
             for event in self.events.iter() {
                 let Token(index) = event.token();
                 self.polled_undrained.insert(index);

src/runtime/error.rs

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 use crate::common::*;
 #[derive(Debug)]
+#[derive(Debug, Clone)]
 pub enum EndpointError {
     MalformedMessage,
     BrokenEndpoint,
+}
 #[derive(Debug)]
 pub enum TryRecyAnyError {
     Timeout,
     PollFailed,
     EndpointError { error: EndpointError, index: usize },
     BrokenEndpoint(usize),
+}
 #[derive(Debug, Clone)]
 pub enum SyncError {
     Timeout,
@@ @@ -19,6 +12,8 @@ pub enum SyncError { @@
     InconsistentProtoComponent(ProtoComponentId),
     IndistinguishableBatches([usize; 2]),
     DistributedTimeout,
     PollFailed,
     BrokenEndpoint(usize),
+}
 #[derive(Debug)]
 pub enum PortOpError {
@@ @@ -38,3 +33,14 @@ pub enum GottenError { @@
 pub enum NextBatchError {
     NotConnected,
+}
 #[derive(Debug)]
 pub enum ConnectError {
     BindFailed(SocketAddr),
     PollInitFailed,
     Timeout,
     PollFailed,
     AcceptFailed(SocketAddr),
     AlreadyConnected,
     PortPeerPolarityMismatch(PortId),
     EndpointSetupError(SocketAddr, EndpointError),
+}

src/runtime/mod.rs

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@@ @@ -75,13 +75,14 @@ pub struct ProtoComponent { @@
     ports: HashSet<PortId>,
+}
 pub trait Logger: Debug {
     fn line_writer(&mut self) -> &mut dyn std::fmt::Write;
     fn dump_log(&self, w: &mut dyn std::io::Write);
     fn line_writer(&mut self) -> &mut dyn std::io::Write;
+}
 #[derive(Debug)]
-pub struct StringLogger(ControllerId, String);
+pub struct VecLogger(ControllerId, Vec<u8>);
 #[derive(Debug)]
 pub struct DummyLogger;
 #[derive(Debug)]
 pub struct FileLogger(ControllerId, std::fs::File);
 #[derive(Debug, Clone)]
 pub struct EndpointSetup {
     pub sock_addr: SocketAddr,
@@ @@ -203,7 +204,19 @@ impl IdManager { @@
         .into()
+    }
+}
 impl Drop for Connector {
     fn drop(&mut self) {
         log!(&mut *self.logger, "Connector dropping. Goodbye!");
+    }
+}
 impl Connector {
     pub fn swap_logger(&mut self, mut new_logger: Box<dyn Logger>) -> Box<dyn Logger> {
         std::mem::swap(&mut self.logger, &mut new_logger);
         new_logger
+    }
     pub fn get_logger(&mut self) -> &mut dyn Logger {
         &mut *self.logger
+    }
     pub fn new_port_pair(&mut self) -> [PortId; 2] {
         // adds two new associated ports, related to each other, and exposed to the native
         let [o, i] = [self.id_manager.new_port_id(), self.id_manager.new_port_id()];
@@ @@ -260,61 +273,55 @@ impl Connector { @@
+    }
+}
 impl Logger for DummyLogger {
     fn line_writer(&mut self) -> &mut dyn std::fmt::Write {
         impl std::fmt::Write for DummyLogger {
             fn write_str(&mut self, _: &str) -> Result<(), std::fmt::Error> {
     fn line_writer(&mut self) -> &mut dyn std::io::Write {
         impl std::io::Write for DummyLogger {
             fn flush(&mut self) -> Result<(), std::io::Error> {
                 Ok(())
+            }
             fn write(&mut self, bytes: &[u8]) -> Result<usize, std::io::Error> {
                 Ok(bytes.len())
+            }
+        }
         self
+    }
     fn dump_log(&self, _: &mut dyn std::io::Write) {}
+}
-impl StringLogger {
+impl VecLogger {
     pub fn new(controller_id: ControllerId) -> Self {
-        Self(controller_id, String::default())
+        Self(controller_id, Default::default())
+    }
+}
-impl Drop for StringLogger {
+impl Drop for VecLogger {
     fn drop(&mut self) {
         let stdout = std::io::stderr();
         let mut lock = stdout.lock();
         writeln!(lock, "--- DROP LOG DUMP ---").unwrap();
         self.dump_log(&mut lock);
         // lock.flush().unwrap();
         // std::thread::sleep(Duration::from_millis(50));
         let _ = std::io::Write::write(&mut lock, self.1.as_slice());
+    }
+}
 impl Logger for StringLogger {
     fn line_writer(&mut self) -> &mut dyn std::fmt::Write {
         use std::fmt::Write;
 impl Logger for VecLogger {
     fn line_writer(&mut self) -> &mut dyn std::io::Write {
         let _ = write!(&mut self.1, "\nCID({}): ", self.0);
         self
+    }
     fn dump_log(&self, w: &mut dyn std::io::Write) {
         let _ = w.write(self.1.as_bytes());
+}
 impl FileLogger {
     pub fn new(controller_id: ControllerId, file: std::fs::File) -> Self {
         Self(controller_id, file)
+    }
 impl std::fmt::Write for StringLogger {
     fn write_str(&mut self, s: &str) -> Result<(), std::fmt::Error> {
         self.1.write_str(s)
+}
 impl Logger for FileLogger {
     fn line_writer(&mut self) -> &mut dyn std::io::Write {
         let _ = write!(&mut self.1, "\nCID({}): ", self.0);
         &mut self.1
+    }
 impl Connector {
     pub fn get_logger(&self) -> &dyn Logger {
         &*self.logger
+}
     pub fn print_state(&self) {
         let stdout = std::io::stdout();
         let mut lock = stdout.lock();
         writeln!(
             lock,
             "--- Connector with ControllerId={:?}.\n::LOG_DUMP:\n",
             self.id_manager.controller_id
+        )
         .unwrap();
         self.get_logger().dump_log(&mut lock);
         writeln!(lock, "\n\nDEBUG_PRINT:\n{:#?}\n", self).unwrap();
 impl std::io::Write for VecLogger {
     fn flush(&mut self) -> Result<(), std::io::Error> {
         Ok(())
+    }
     fn write(&mut self, data: &[u8]) -> Result<usize, std::io::Error> {
         self.1.extend_from_slice(data);
         Ok(data.len())
+    }
+}
 impl Predicate {

src/runtime/setup.rs

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 use crate::common::*;
 use crate::runtime::*;
 use std::io::ErrorKind::WouldBlock;
 impl Connector {
     pub fn new_simple(
         proto_description: Arc<ProtocolDescription>,
         controller_id: ControllerId,
     ) -> Self {
-        let logger = Box::new(StringLogger::new(controller_id));
+        let logger = Box::new(DummyLogger);
         // let logger = Box::new(DummyLogger);
-        let surplus_sockets = 8;
+        let surplus_sockets = 2;
         Self::new(logger, proto_description, controller_id, surplus_sockets)
+    }
     pub fn new(
@@ @@ -52,15 +53,16 @@ impl Connector { @@
             ConnectorPhased::Communication { .. } => Err(()),
+        }
+    }
     pub fn connect(&mut self, timeout: Duration) -> Result<(), ()> {
     pub fn connect(&mut self, timeout: Option<Duration>) -> Result<(), ConnectError> {
         use ConnectError::*;
         match &mut self.phased {
             ConnectorPhased::Communication { .. } => {
                 log!(self.logger, "Call to connecting in connected state");
-                Err(())
+                Err(AlreadyConnected)
+            }
             ConnectorPhased::Setup { endpoint_setups, .. } => {
                 log!(self.logger, "~~~ CONNECT called timeout {:?}", timeout);
-                let deadline = Instant::now() + timeout;
+                let deadline = timeout.map(|to| Instant::now() + to);
                 // connect all endpoints in parallel; send and receive peer ids through ports
                 let mut endpoint_manager = new_endpoint_manager(
                     &mut *self.logger,
@@ @@ -81,6 +83,7 @@ impl Connector { @@
                     deadline,
                 )?;
                 log!(self.logger, "Successfully created neighborhood {:?}", &neighborhood);
                 log!(self.logger, "connect() finished. setup phase complete");
                 // TODO session optimization goes here
                 self.phased = ConnectorPhased::Communication {
                     round_index: 0,
@@ @@ -100,9 +103,10 @@ fn new_endpoint_manager( @@
     logger: &mut dyn Logger,
     endpoint_setups: &[(PortId, EndpointSetup)],
     port_info: &mut PortInfo,
     deadline: Instant,
 ) -> Result<EndpointManager, ()> {
     deadline: Option<Instant>,
 ) -> Result<EndpointManager, ConnectError> {
     ////////////////////////////////////////////
     use ConnectError::*;
     const BOTH: Interest = Interest::READABLE.add(Interest::WRITABLE);
     struct Todo {
         todo_endpoint: TodoEndpoint,
@@ @@ -119,13 +123,15 @@ fn new_endpoint_manager( @@
         local_port: PortId,
         endpoint_setup: &EndpointSetup,
         poll: &mut Poll,
-    ) -> Result<Todo, ()> {
+    ) -> Result<Todo, ConnectError> {
         let todo_endpoint = if endpoint_setup.is_active {
             let mut stream = TcpStream::connect(endpoint_setup.sock_addr).map_err(drop)?;
             let mut stream = TcpStream::connect(endpoint_setup.sock_addr)
                 .expect("mio::TcpStream connect should not fail!");
             poll.registry().register(&mut stream, token, BOTH).unwrap();
             TodoEndpoint::Endpoint(Endpoint { stream, inbox: vec![] })
         } else {
             let mut listener = TcpListener::bind(endpoint_setup.sock_addr).map_err(drop)?;
             let mut listener = TcpListener::bind(endpoint_setup.sock_addr)
                 .map_err(|_| BindFailed(endpoint_setup.sock_addr))?;
             poll.registry().register(&mut listener, token, BOTH).unwrap();
             TodoEndpoint::Listener(listener)
         };
@@ @@ -134,7 +140,7 @@ fn new_endpoint_manager( @@
     ////////////////////////////////////////////
     // 1. Start to construct EndpointManager
-    let mut poll = Poll::new().map_err(drop)?;
+    let mut poll = Poll::new().map_err(|_| PollInitFailed)?;
     let mut events = Events::with_capacity(64);
     let mut polled_undrained = IndexSet::<usize>::default();
     let mut delayed_messages = vec![];
@@ @@ -146,7 +152,7 @@ fn new_endpoint_manager( @@
         .map(|(index, (local_port, endpoint_setup))| {
             init_todo(Token(index), *local_port, endpoint_setup, &mut poll)
         })
-        .collect::<Result<Vec<Todo>, _>>()?;
+        .collect::<Result<Vec<Todo>, ConnectError>>()?;
     // 3. Using poll to drive progress:
     //    - accept an incoming connection for each TcpListener (turning them into endpoints too)
@@ @@ -154,20 +160,34 @@ fn new_endpoint_manager( @@
     //    - for each endpoint, recv the peer's PortId, and
     let mut setup_incomplete: HashSet<usize> = (0..todos.len()).collect();
     while !setup_incomplete.is_empty() {
         let remaining = deadline.checked_duration_since(Instant::now()).ok_or(())?;
         poll.poll(&mut events, Some(remaining)).map_err(drop)?;
         let remaining = if let Some(deadline) = deadline {
             Some(deadline.checked_duration_since(Instant::now()).ok_or(Timeout)?)
         } else {
             None
         };
         poll.poll(&mut events, remaining).map_err(|_| PollFailed)?;
         for event in events.iter() {
             let token = event.token();
             let Token(index) = token;
             let todo: &mut Todo = &mut todos[index];
             if let TodoEndpoint::Listener(listener) = &mut todo.todo_endpoint {
                 let (mut stream, peer_addr) = listener.accept().map_err(drop)?;
                 match listener.accept() {
                     Ok((mut stream, peer_addr)) => {
                         poll.registry().deregister(listener).unwrap();
                         poll.registry().register(&mut stream, token, BOTH).unwrap();
                 log!(logger, "Endpoint[{}] accepted a connection from {:?}", index, peer_addr);
                         log!(
                             logger,
                             "Endpoint[{}] accepted a connection from {:?}",
                             index,
                             peer_addr
                         );
                         let endpoint = Endpoint { stream, inbox: vec![] };
                         todo.todo_endpoint = TodoEndpoint::Endpoint(endpoint);
+                    }
                     Err(e) if e.kind() == WouldBlock => {}
                     Err(_) => return Err(AcceptFailed(listener.local_addr().unwrap())),
+                }
+            }
             match todo {
                 Todo {
                     todo_endpoint: TodoEndpoint::Endpoint(endpoint),
@@ @@ -185,12 +205,19 @@ fn new_endpoint_manager( @@
                             polarity: local_polarity,
                             port: *local_port,
                         }));
                         endpoint.send(&msg)?;
                         endpoint
                             .send(&msg)
                             .map_err(|e| {
                                 EndpointSetupError(endpoint.stream.local_addr().unwrap(), e)
                             })
                             .unwrap();
                         log!(logger, "endpoint[{}] sent msg {:?}", index, &msg);
                         *sent_local_port = true;
+                    }
                     if event.is_readable() && recv_peer_port.is_none() {
                         let maybe_msg = endpoint.try_recv().map_err(drop)?;
                         let maybe_msg = endpoint.try_recv().map_err(|e| {
                             EndpointSetupError(endpoint.stream.local_addr().unwrap(), e)
                         })?;
                         if maybe_msg.is_some() && !endpoint.inbox.is_empty() {
                             polled_undrained.insert(index);
+                        }
@@ @@ -198,7 +225,11 @@ fn new_endpoint_manager( @@
                             None => {} // msg deserialization incomplete
                             Some(Msg::SetupMsg(SetupMsg::MyPortInfo(peer_info))) => {
                                 log!(logger, "endpoint[{}] got peer info {:?}", index, peer_info);
                                 assert!(peer_info.polarity != local_polarity);
                                 if peer_info.polarity == local_polarity {
                                     return Err(ConnectError::PortPeerPolarityMismatch(
                                         *local_port,
                                     ));
+                                }
                                 *recv_peer_port = Some(peer_info.port);
                                 // 1. finally learned the peer of this port!
                                 port_info.peers.insert(*local_port, peer_info.port);
@@ @@ -251,16 +282,16 @@ fn init_neighborhood( @@
     controller_id: ControllerId,
     logger: &mut dyn Logger,
     em: &mut EndpointManager,
     deadline: Instant,
 ) -> Result<Neighborhood, ()> {
     deadline: Option<Instant>,
 ) -> Result<Neighborhood, ConnectError> {
     use {Msg::SetupMsg as S, SetupMsg::*};
     log!(logger, "beginning neighborhood construction");
     // 1. broadcast my ID as the first echo. await reply from all neighbors
     let echo = S(LeaderEcho { maybe_leader: controller_id });
     let mut awaiting = HashSet::with_capacity(em.endpoint_exts.len());
-    for (index, ee) in em.endpoint_exts.iter_mut().enumerate() {
+    for index in 0..em.endpoint_exts.len() {
         log!(logger, "{:?}'s initial echo to {:?}, {:?}", controller_id, index, &echo);
-        ee.endpoint.send(&echo)?;
+        em.send_to_setup(index, &echo)?;
         awaiting.insert(index);
+    }
@@ @@ -270,7 +301,7 @@ fn init_neighborhood( @@
     let mut my_leader = controller_id;
     em.undelay_all();
     'echo_loop: while !awaiting.is_empty() || parent.is_some() {
-        let (index, msg) = em.try_recv_any(deadline).map_err(drop)?;
+        let (index, msg) = em.try_recv_any_setup(deadline)?;
         log!(logger, "GOT from index {:?} msg {:?}", &index, &msg);
         match msg {
             S(LeaderAnnounce { leader }) => {
@@ @@ -290,7 +321,7 @@ fn init_neighborhood( @@
                         if awaiting.is_empty() {
                             if let Some(p) = parent {
                                 // return the echo to my parent
-                                em.send_to(p, &S(LeaderEcho { maybe_leader }))?;
+                                em.send_to_setup(p, &S(LeaderEcho { maybe_leader }))?;
                             } else {
                                 // wave completed!
                                 break 'echo_loop;
@@ @@ -307,15 +338,15 @@ fn init_neighborhood( @@
                         if em.endpoint_exts.len() == 1 {
                             // immediately reply to parent
                             log!(logger, "replying echo to parent {:?} immediately", index);
-                            em.send_to(index, &echo)?;
+                            em.send_to_setup(index, &echo)?;
                         } else {
-                            for (index2, ee) in em.endpoint_exts.iter_mut().enumerate() {
+                            for index2 in 0..em.endpoint_exts.len() {
                                 if index2 == index {
                                     // don't propagate echo to my parent
                                     continue;
+                                }
                                 log!(logger, "repeating echo {:?} to {:?}", &echo, index2);
-                                ee.endpoint.send(&echo)?;
+                                em.send_to_setup(index2, &echo)?;
                                 awaiting.insert(index2);
+                            }
+                        }
@@ @@ -346,7 +377,7 @@ fn init_neighborhood( @@
     //    in this loop, every node sends 1 message to each neighbor
     //    await 1 message from all non-parents.
     let msg_for_non_parents = S(LeaderAnnounce { leader: my_leader });
-    for (index, ee) in em.endpoint_exts.iter_mut().enumerate() {
+    for index in 0..em.endpoint_exts.len() {
         let msg = if Some(index) == parent {
             &S(YouAreMyParent)
         } else {
@@ @@ -354,13 +385,13 @@ fn init_neighborhood( @@
             &msg_for_non_parents
         };
         log!(logger, "ANNOUNCING to {:?} {:?}", index, msg);
-        ee.endpoint.send(msg)?;
+        em.send_to_setup(index, msg)?;
+    }
     let mut children = Vec::default();
     em.undelay_all();
     while !awaiting.is_empty() {
         log!(logger, "awaiting {:?}", &awaiting);
-        let (index, msg) = em.try_recv_any(deadline).map_err(drop)?;
+        let (index, msg) = em.try_recv_any_setup(deadline)?;
         match msg {
             S(YouAreMyParent) => {
                 assert!(awaiting.remove(&index));

src/runtime/tests.rs

➞

Show inline comments

 use crate as reowolf;
 use crossbeam_utils::thread::scope;
 use reowolf::{Connector, EndpointSetup, Polarity::*, ProtocolDescription};
 use reowolf::{
     Polarity::{Getter, Putter},
     *,
 };
 use std::net::SocketAddr;
 use std::{sync::Arc, time::Duration};
@@ @@ -49,7 +52,7 @@ fn new_net_port() { @@
 #[test]
 fn trivial_connect() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
+}
 #[test]
@@ @@ -58,7 +61,7 @@ fn single_node_connect() { @@
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let _ = c.new_net_port(Getter, EndpointSetup { sock_addr, is_active: false }).unwrap();
     let _ = c.new_net_port(Putter, EndpointSetup { sock_addr, is_active: true }).unwrap();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
+}
 #[test]
@@ @@ -68,12 +71,12 @@ fn multithreaded_connect() { @@
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
             let _ = c.new_net_port(Getter, EndpointSetup { sock_addr, is_active: true }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
         });
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 1);
             let _ = c.new_net_port(Putter, EndpointSetup { sock_addr, is_active: false }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
         });
     })
     .unwrap();
@@ @@ -83,7 +86,7 @@ fn multithreaded_connect() { @@
 fn put_no_sync() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [o, _] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.put(o, (b"hi" as &[_]).into()).unwrap();
+}
@@ @@ -91,7 +94,7 @@ fn put_no_sync() { @@
 fn wrong_polarity_bad() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [_, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.put(i, (b"hi" as &[_]).into()).unwrap_err();
+}
@@ @@ -99,7 +102,7 @@ fn wrong_polarity_bad() { @@
 fn dup_put_bad() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [o, _] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.put(o, (b"hi" as &[_]).into()).unwrap();
     c.put(o, (b"hi" as &[_]).into()).unwrap_err();
+}
@@ @@ -107,8 +110,8 @@ fn dup_put_bad() { @@
 #[test]
 fn trivial_sync() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     c.connect(Duration::from_secs(1)).unwrap();
     c.sync(Duration::from_secs(1)).unwrap();
     c.connect(Some(Duration::from_secs(1))).unwrap();
     c.sync(Some(Duration::from_secs(1))).unwrap();
+}
 #[test]
@@ @@ -122,7 +125,7 @@ fn unconnected_gotten_err() { @@
 fn connected_gotten_err_no_round() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [_, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     assert_eq!(reowolf::error::GottenError::NoPreviousRound, c.gotten(i).unwrap_err());
+}
@@ @@ -130,8 +133,8 @@ fn connected_gotten_err_no_round() { @@
 fn connected_gotten_err_ungotten() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [_, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
     c.sync(Duration::from_secs(1)).unwrap();
     c.connect(Some(Duration::from_secs(1))).unwrap();
     c.sync(Some(Duration::from_secs(1))).unwrap();
     assert_eq!(reowolf::error::GottenError::PortDidntGet, c.gotten(i).unwrap_err());
+}
@@ @@ -139,7 +142,7 @@ fn connected_gotten_err_ungotten() { @@
 fn native_polarity_checks() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [o, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     // fail...
     c.get(o).unwrap_err();
     c.put(i, (b"hi" as &[_]).into()).unwrap_err();
@@ @@ -152,7 +155,7 @@ fn native_polarity_checks() { @@
 fn native_multiple_gets() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [_, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.get(i).unwrap();
     c.get(i).unwrap_err();
+}
@@ @@ -161,7 +164,7 @@ fn native_multiple_gets() { @@
 fn next_batch() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     c.next_batch().unwrap_err();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.next_batch().unwrap();
     c.next_batch().unwrap();
     c.next_batch().unwrap();
@@ @@ -171,10 +174,10 @@ fn next_batch() { @@
 fn native_self_msg() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [o, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.get(i).unwrap();
     c.put(o, (b"hi" as &[_]).into()).unwrap();
     c.sync(Duration::from_secs(1)).unwrap();
+    c.sync(Some(Duration::from_secs(1))).unwrap();
+}
 #[test]
@@ @@ -184,17 +187,17 @@ fn two_natives_msg() { @@
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
             let g = c.new_net_port(Getter, EndpointSetup { sock_addr, is_active: true }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
             c.get(g).unwrap();
             c.sync(Duration::from_secs(1)).unwrap();
+            c.sync(Some(Duration::from_secs(1))).unwrap();
             c.gotten(g).unwrap();
         });
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 1);
             let p = c.new_net_port(Putter, EndpointSetup { sock_addr, is_active: false }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
             c.put(p, (b"hello" as &[_]).into()).unwrap();
             c.sync(Duration::from_secs(1)).unwrap();
+            c.sync(Some(Duration::from_secs(1))).unwrap();
         });
     })
     .unwrap();
@@ @@ -204,12 +207,12 @@ fn two_natives_msg() { @@
 fn trivial_nondet() {
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
     let [_, i] = c.new_port_pair();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.get(i).unwrap();
     // getting 0 batch
     c.next_batch().unwrap();
     // silent 1 batch
     assert_eq!(1, c.sync(Duration::from_secs(1)).unwrap());
+    assert_eq!(1, c.sync(Some(Duration::from_secs(1))).unwrap());
     c.gotten(i).unwrap_err();
+}
@@ @@ -220,18 +223,18 @@ fn connector_pair_nondet() { @@
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 0);
             let g = c.new_net_port(Getter, EndpointSetup { sock_addr, is_active: true }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
             c.next_batch().unwrap();
             c.get(g).unwrap();
             assert_eq!(1, c.sync(Duration::from_secs(1)).unwrap());
+            assert_eq!(1, c.sync(Some(Duration::from_secs(1))).unwrap());
             c.gotten(g).unwrap();
         });
         s.spawn(|_| {
             let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 1);
             let p = c.new_net_port(Putter, EndpointSetup { sock_addr, is_active: false }).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
             c.put(p, (b"hello" as &[_]).into()).unwrap();
             c.sync(Duration::from_secs(1)).unwrap();
+            c.sync(Some(Duration::from_secs(1))).unwrap();
         });
     })
     .unwrap();
@@ @@ -245,7 +248,7 @@ fn cannot_use_moved_ports() { @@
     let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 1);
     let [p, g] = c.new_port_pair();
     c.add_component(b"sync", &[g, p]).unwrap();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.put(p, (b"hello" as &[_]).into()).unwrap_err();
     c.get(g).unwrap_err();
+}
@@ @@ -260,29 +263,35 @@ fn sync_sync() { @@
     let [p0, g0] = c.new_port_pair();
     let [p1, g1] = c.new_port_pair();
     c.add_component(b"sync", &[g0, p1]).unwrap();
     c.connect(Duration::from_secs(1)).unwrap();
+    c.connect(Some(Duration::from_secs(1))).unwrap();
     c.put(p0, (b"hello" as &[_]).into()).unwrap();
     c.get(g1).unwrap();
     c.sync(Duration::from_secs(1)).unwrap();
+    c.sync(Some(Duration::from_secs(1))).unwrap();
     c.gotten(g1).unwrap();
+}
 fn file_logged_connector(controller_id: ControllerId, path: &str) -> Connector {
     let file = std::fs::File::create(path).unwrap();
     let file_logger = Box::new(FileLogger::new(controller_id, file));
     Connector::new(file_logger, MINIMAL_PROTO.clone(), controller_id, 8)
+}
 #[test]
 fn double_net_connect() {
     let sock_addrs = [next_test_addr(), next_test_addr()];
     scope(|s| {
         s.spawn(|_| {
-            let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 2);
+            let mut c = file_logged_connector(0, "./logs/double_net_a.txt");
             let [_p, _g] = [
                 c.new_net_port(Putter, EndpointSetup { sock_addr: sock_addrs[0], is_active: true })
                     .unwrap(),
                 c.new_net_port(Getter, EndpointSetup { sock_addr: sock_addrs[1], is_active: true })
                     .unwrap(),
             ];
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
         });
         s.spawn(|_| {
-            let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 3);
+            let mut c = file_logged_connector(1, "./logs/double_net_b.txt");
             let [_g, _p] = [
                 c.new_net_port(
                     Getter,
@@ @@ -295,7 +304,7 @@ fn double_net_connect() { @@
+                )
                 .unwrap(),
             ];
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
         });
     })
     .unwrap();
@@ @@ -314,7 +323,7 @@ fn distributed_msg_bounce() { @@
             native | sync p|-->
                    |      g|<--
             */
-            let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 4);
+            let mut c = file_logged_connector(0, "./logs/distributed_msg_bounce_a.txt");
             let [p, g] = [
                 c.new_net_port(Putter, EndpointSetup { sock_addr: sock_addrs[0], is_active: true })
                     .unwrap(),
@@ @@ -322,15 +331,15 @@ fn distributed_msg_bounce() { @@
                     .unwrap(),
             ];
             c.add_component(b"sync", &[g, p]).unwrap();
             c.connect(Duration::from_secs(1)).unwrap();
             c.sync(Duration::from_secs(1)).unwrap();
             c.connect(Some(Duration::from_secs(1))).unwrap();
             c.sync(Some(Duration::from_secs(1))).unwrap();
         });
         s.spawn(|_| {
             /*
             native p|-->
                    g|<--
             */
-            let mut c = Connector::new_simple(MINIMAL_PROTO.clone(), 5);
+            let mut c = file_logged_connector(1, "./logs/distributed_msg_bounce_b.txt");
             let [g, p] = [
                 c.new_net_port(
                     Getter,
@@ @@ -343,10 +352,10 @@ fn distributed_msg_bounce() { @@
+                )
                 .unwrap(),
             ];
             c.connect(Duration::from_secs(1)).unwrap();
+            c.connect(Some(Duration::from_secs(1))).unwrap();
             c.put(p, (b"hello" as &[_]).into()).unwrap();
             c.get(g).unwrap();
             c.sync(Duration::from_secs(1)).unwrap();
+            c.sync(Some(Duration::from_secs(1))).unwrap();
             c.gotten(g).unwrap();
         });
     })

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