Support timeouts while waiting for messages from robots

main
Joey Hines 2024-06-23 12:58:36 -06:00
parent cf64eafcb5
commit 530b51d581
Signed by: joeyahines
GPG Key ID: 995E531F7A569DDB
5 changed files with 213 additions and 47 deletions

146
Cargo.lock generated
View File

@ -26,6 +26,21 @@ dependencies = [
"memchr",
]
[[package]]
name = "android-tzdata"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
[[package]]
name = "android_system_properties"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
dependencies = [
"libc",
]
[[package]]
name = "ansi_term"
version = "0.12.1"
@ -285,6 +300,12 @@ dependencies = [
"generic-array",
]
[[package]]
name = "bumpalo"
version = "3.16.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
[[package]]
name = "bytes"
version = "1.6.0"
@ -303,6 +324,20 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "chrono"
version = "0.4.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
dependencies = [
"android-tzdata",
"iana-time-zone",
"js-sys",
"num-traits",
"wasm-bindgen",
"windows-targets 0.52.5",
]
[[package]]
name = "clap"
version = "2.34.0"
@ -373,6 +408,12 @@ dependencies = [
"unicode-segmentation",
]
[[package]]
name = "core-foundation-sys"
version = "0.8.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06ea2b9bc92be3c2baa9334a323ebca2d6f074ff852cd1d7b11064035cd3868f"
[[package]]
name = "cpufeatures"
version = "0.2.12"
@ -766,6 +807,29 @@ dependencies = [
"tokio",
]
[[package]]
name = "iana-time-zone"
version = "0.1.60"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e7ffbb5a1b541ea2561f8c41c087286cc091e21e556a4f09a8f6cbf17b69b141"
dependencies = [
"android_system_properties",
"core-foundation-sys",
"iana-time-zone-haiku",
"js-sys",
"wasm-bindgen",
"windows-core",
]
[[package]]
name = "iana-time-zone-haiku"
version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
dependencies = [
"cc",
]
[[package]]
name = "indexmap"
version = "1.9.3"
@ -807,6 +871,15 @@ version = "1.0.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
[[package]]
name = "js-sys"
version = "0.3.69"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
dependencies = [
"wasm-bindgen",
]
[[package]]
name = "json5"
version = "0.4.1"
@ -908,6 +981,15 @@ dependencies = [
"minimal-lexical",
]
[[package]]
name = "num-traits"
version = "0.2.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
dependencies = [
"autocfg",
]
[[package]]
name = "num_cpus"
version = "1.16.0"
@ -1158,6 +1240,7 @@ name = "raas"
version = "0.1.0"
dependencies = [
"axum 0.7.5",
"chrono",
"config",
"env_logger",
"log",
@ -1777,6 +1860,60 @@ version = "0.11.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
[[package]]
name = "wasm-bindgen"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
dependencies = [
"cfg-if",
"wasm-bindgen-macro",
]
[[package]]
name = "wasm-bindgen-backend"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
dependencies = [
"bumpalo",
"log",
"once_cell",
"proc-macro2",
"quote",
"syn 2.0.66",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-macro"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
dependencies = [
"quote",
"wasm-bindgen-macro-support",
]
[[package]]
name = "wasm-bindgen-macro-support"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.66",
"wasm-bindgen-backend",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-shared"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
[[package]]
name = "winapi"
version = "0.3.9"
@ -1799,6 +1936,15 @@ version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
[[package]]
name = "windows-core"
version = "0.52.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
dependencies = [
"windows-targets 0.52.5",
]
[[package]]
name = "windows-sys"
version = "0.48.0"

View File

@ -17,6 +17,7 @@ tonic = "0.11.0"
config = "0.14.0"
serde = "1.0.203"
structopt = "0.3.26"
chrono = "0.4.38"
[build-dependencies]
tonic-build = "0.11.0"

View File

@ -8,6 +8,7 @@ pub mod robot_connector;
pub mod robot_manager;
pub const ROBOT_MESSAGE_QUEUE_SIZE: usize = 10;
const ROBOT_TIMEOUT: std::time::Duration = std::time::Duration::from_secs(60);
#[derive(Debug)]
pub struct ConnectorHandle {
@ -33,4 +34,6 @@ pub enum Error {
ConnectionClosed(u32),
#[error("No robots to handle requests")]
NoRobotsToHandleRequest,
#[error("Timed out waiting for response")]
Timeout(#[from] tokio::time::error::Elapsed),
}

View File

@ -1,4 +1,4 @@
use crate::robot::Error;
use crate::robot::{Error, ROBOT_TIMEOUT};
use log::{error, info};
use prost::Message;
use raas_types::raas::cmd::{Command, Request};
@ -58,7 +58,9 @@ impl RobotConnector {
}
async fn get_response(&mut self) -> Result<Response, Error> {
let recv = recv_raas_msg(&mut self.tcp_stream).await?;
let recv_timeout = tokio::time::timeout(ROBOT_TIMEOUT, recv_raas_msg(&mut self.tcp_stream));
let recv = recv_timeout.await??;
let resp = Response::decode(recv.msg.as_slice()).unwrap();
info!("Worker (bot_id={}) got resp", self.bot_id);
@ -79,53 +81,60 @@ impl RobotConnector {
self.is_running = true;
loop {
info!("Worker (bot_id={}) is waiting for requests", self.bot_id);
let request = match self.wait_for_request().await {
Ok(r) => r,
Err(err) => {
error!(
"Worker (bot_id={}) failed to get request: {:?}",
self.bot_id, err
);
break;
}
};
match self.send_command(request).await {
Ok(_) => {}
Err(err) => {
error!(
"Worker (bot_id={}) failed to send command to bot: {:?}",
self.bot_id, err
);
break;
}
}
let resp = match self.get_response().await {
Ok(r) => r,
Err(err) => {
error!(
"Worker (bot_id={}) failed to get response from bot: {:?}",
self.bot_id, err
);
break;
}
};
match self.respond_to_request(resp).await {
Ok(_) => {}
Err(err) => {
error!(
"Worker (bot_id={}) failed to send response: {:?}",
self.bot_id, err
);
break;
}
if let Err(res) = self.handle_request().await {
error!("Closing robot connection: {}", res);
break;
}
}
error!("Exiting Worker (bot_id={})", self.bot_id);
self.is_running = false;
}
async fn handle_request(&mut self) -> Result<(), Error> {
info!("Worker (bot_id={}) is waiting for requests", self.bot_id);
let request = match self.wait_for_request().await {
Ok(r) => r,
Err(err) => {
error!(
"Worker (bot_id={}) failed to get request: {:?}",
self.bot_id, err
);
return Err(err);
}
};
match self.send_command(request).await {
Ok(_) => {}
Err(err) => {
error!(
"Worker (bot_id={}) failed to send command to bot: {:?}",
self.bot_id, err
);
return Err(err);
}
}
let resp = match self.get_response().await {
Ok(r) => r,
Err(err) => {
error!(
"Worker (bot_id={}) failed to get response from bot: {:?}",
self.bot_id, err
);
return Err(err);
}
};
match self.respond_to_request(resp).await {
Ok(_) => Ok(()),
Err(err) => {
error!(
"Worker (bot_id={}) failed to send response: {:?}",
self.bot_id, err
);
Err(err)
}
}
}
}

View File

@ -1,4 +1,4 @@
use crate::robot::{ConnectorManager, Error};
use crate::robot::{ConnectorManager, Error, ROBOT_TIMEOUT};
use log::{error, info};
use prost::Message;
use raas_types::raas;
@ -92,7 +92,9 @@ impl RobotManager {
return Err(Error::ConnectionClosed(*id));
}
let ret = recv_raas_msg(&mut connector.stream).await;
let timeout = tokio::time::timeout(ROBOT_TIMEOUT, recv_raas_msg(&mut connector.stream));
let ret = timeout.await?;
let resp = match ret {
Ok(r) => r,
@ -157,6 +159,11 @@ impl RobotManager {
raas::error::ErrorType::NoRobotsToHandleRequest,
"No robots to handle request".to_string(),
),
Error::Timeout(_) => (
0,
raas::error::ErrorType::RobotError,
"Timed out waiting for response from Robot".to_string(),
),
};
self.send_error(id, error, error_msg.as_str()).await?;