Merge 192d0661e9 into 5267bc2c89

This allows to share tokio runtimes across different sub-systems
inside your application.

Signed-off-by: Gerd Zellweger <mail@gerdzellweger.com>

Cargo.lock

@@ -34,7 +34,7 @@ dependencies = [
 
 [[package]]
 name = "actix-rt"
-version = "2.10.0"
+version = "2.11.0"
 dependencies = [
  "actix-macros",
  "futures-core",
@@ -406,18 +406,18 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.45"
+version = "4.5.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fc0e74a703892159f5ae7d3aac52c8e6c392f5ae5f359c70b5881d60aaac318"
+checksum = "2c5e4fcf9c21d2e544ca1ee9d8552de13019a42aa7dbf32747fa7aaf1df76e57"
 dependencies = [
  "clap_builder",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.5.44"
+version = "4.5.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e7f4214277f3c7aa526a59dd3fbe306a370daee1f8b7b8c987069cd8e888a8"
+checksum = "fecb53a0e6fcfb055f686001bc2e2592fa527efaf38dbe81a6a9563562e57d41"
 dependencies = [
  "anstyle",
  "clap_lex",
@@ -721,7 +721,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "r-efi",
- "wasi 0.14.2+wasi-0.2.4",
+ "wasi 0.14.3+wasi-0.2.4",
 ]
 
 [[package]]
@@ -1394,9 +1394,9 @@ dependencies = [
 
 [[package]]
 name = "potential_utf"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5a7c30837279ca13e7c867e9e40053bc68740f988cb07f7ca6df43cc734b585"
+checksum = "84df19adbe5b5a0782edcab45899906947ab039ccf4573713735ee7de1e6b08a"
 dependencies = [
  "zerovec",
 ]
@@ -2515,11 +2515,11 @@ checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
 
 [[package]]
 name = "wasi"
-version = "0.14.2+wasi-0.2.4"
+version = "0.14.3+wasi-0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9683f9a5a998d873c0d21fcbe3c083009670149a8fab228644b8bd36b2c48cb3"
+checksum = "6a51ae83037bdd272a9e28ce236db8c07016dd0d50c27038b3f407533c030c95"
 dependencies = [
- "wit-bindgen-rt",
+ "wit-bindgen",
 ]
 
 [[package]]
@@ -2927,13 +2927,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "wit-bindgen-rt"
-version = "0.39.0"
+name = "wit-bindgen"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
-dependencies = [
- "bitflags 2.9.3",
-]
+checksum = "052283831dbae3d879dc7f51f3d92703a316ca49f91540417d38591826127814"
 
 [[package]]
 name = "writeable"

Cargo.toml

@@ -15,6 +15,8 @@ members = [
 ]
 
 [workspace.package]
+homepage = "https://actix.rs"
+repository = "https://github.com/actix/actix-net"
 license = "MIT OR Apache-2.0"
 edition = "2021"
 rust-version = "1.75"

actix-rt/CHANGES.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## 2.11.0
+
+- Implement `ActixStream` for `tokio::io::BufReader<IO>`.
+- Deprecate the `pin` re-export.
 - Minimum supported Rust version (MSRV) is now 1.75.
 
 ## 2.10.0

actix-rt/Cargo.toml

@@ -1,13 +1,13 @@
 [package]
 name = "actix-rt"
-version = "2.10.0"
+version = "2.11.0"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>", "Rob Ede <robjtede@icloud.com>"]
 description = "Tokio-based single-threaded async runtime for the Actix ecosystem"
-keywords = ["async", "futures", "io", "runtime"]
-homepage = "https://actix.rs"
-repository = "https://github.com/actix/actix-net"
 categories = ["network-programming", "asynchronous"]
-license = "MIT OR Apache-2.0"
+keywords = ["async", "futures", "io", "runtime"]
+homepage.workspace = true
+repository.workspace = true
+license.workspace = true
 edition.workspace = true
 rust-version.workspace = true
 
@@ -23,7 +23,7 @@ io-uring = ["tokio-uring"]
 actix-macros = { version = "0.2.3", optional = true }
 
 futures-core = { version = "0.3", default-features = false }
-tokio = { version = "1.44.2", features = ["rt", "net", "parking_lot", "signal", "sync", "time"] }
+tokio = { version = "1.44.2", features = ["rt", "io-util", "net", "parking_lot", "signal", "sync", "time"] }
 
 # runtime for `io-uring` feature
 [target.'cfg(target_os = "linux")'.dependencies]

actix-rt/README.md

@@ -3,11 +3,11 @@
 > Tokio-based single-threaded async runtime for the Actix ecosystem.
 
 [![crates.io](https://img.shields.io/crates/v/actix-rt?label=latest)](https://crates.io/crates/actix-rt)
-[![Documentation](https://docs.rs/actix-rt/badge.svg?version=2.10.0)](https://docs.rs/actix-rt/2.10.0)
+[![Documentation](https://docs.rs/actix-rt/badge.svg?version=2.11.0)](https://docs.rs/actix-rt/2.11.0)
 [![Version](https://img.shields.io/badge/rustc-1.46+-ab6000.svg)](https://blog.rust-lang.org/2020/03/12/Rust-1.46.html)
 ![MIT or Apache 2.0 licensed](https://img.shields.io/crates/l/actix-rt.svg)
 <br />
-[![dependency status](https://deps.rs/crate/actix-rt/2.10.0/status.svg)](https://deps.rs/crate/actix-rt/2.10.0)
+[![dependency status](https://deps.rs/crate/actix-rt/2.11.0/status.svg)](https://deps.rs/crate/actix-rt/2.11.0)
 ![Download](https://img.shields.io/crates/d/actix-rt.svg)
 [![Chat on Discord](https://img.shields.io/discord/771444961383153695?label=chat&logo=discord)](https://discord.gg/WghFtEH6Hb)
 

actix-rt/examples/multi_thread_system.rs

@@ -10,6 +10,7 @@ fn main() {
             .worker_threads(2)
             .enable_all()
             .build()
+            .map(std::sync::Arc::new)
             .unwrap()
     })
     .block_on(async_main());

actix-rt/src/arbiter.rs

@@ -109,7 +109,7 @@ impl Arbiter {
     #[cfg(not(all(target_os = "linux", feature = "io-uring")))]
     pub fn with_tokio_rt<F>(runtime_factory: F) -> Arbiter
     where
-        F: FnOnce() -> tokio::runtime::Runtime + Send + 'static,
+        F: FnOnce() -> std::sync::Arc<tokio::runtime::Runtime> + Send + 'static,
     {
         let sys = System::current();
         let system_id = sys.id();

actix-rt/src/lib.rs

@@ -61,6 +61,7 @@ mod arbiter;
 mod runtime;
 mod system;
 
+#[deprecated(since = "2.11.0", note = "Prefer `std::pin::pin!`.")]
 pub use tokio::pin;
 use tokio::task::JoinHandle;
 
@@ -87,10 +88,11 @@ pub mod net {
     use std::{
         future::Future,
         io,
+        pin::pin,
         task::{Context, Poll},
     };
 
-    use tokio::io::{AsyncRead, AsyncWrite, Interest};
+    use tokio::io::{AsyncRead, AsyncWrite, BufReader, Interest};
     #[cfg(unix)]
     pub use tokio::net::{UnixDatagram, UnixListener, UnixStream};
     pub use tokio::{
@@ -115,14 +117,12 @@ pub mod net {
     impl ActixStream for TcpStream {
         fn poll_read_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
             let ready = self.ready(Interest::READABLE);
-            tokio::pin!(ready);
-            ready.poll(cx)
+            pin!(ready).poll(cx)
         }
 
         fn poll_write_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
             let ready = self.ready(Interest::WRITABLE);
-            tokio::pin!(ready);
-            ready.poll(cx)
+            pin!(ready).poll(cx)
         }
     }
 
@@ -130,14 +130,12 @@ pub mod net {
     impl ActixStream for UnixStream {
         fn poll_read_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
             let ready = self.ready(Interest::READABLE);
-            tokio::pin!(ready);
-            ready.poll(cx)
+            pin!(ready).poll(cx)
         }
 
         fn poll_write_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
             let ready = self.ready(Interest::WRITABLE);
-            tokio::pin!(ready);
-            ready.poll(cx)
+            pin!(ready).poll(cx)
         }
     }
 
@@ -150,6 +148,16 @@ pub mod net {
             (**self).poll_write_ready(cx)
         }
     }
+
+    impl<Io: ActixStream> ActixStream for BufReader<Io> {
+        fn poll_read_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
+            self.get_ref().poll_read_ready(cx)
+        }
+
+        fn poll_write_ready(&self, cx: &mut Context<'_>) -> Poll<io::Result<Ready>> {
+            self.get_ref().poll_write_ready(cx)
+        }
+    }
 }
 
 pub mod time {

actix-rt/src/runtime.rs

@@ -1,5 +1,4 @@
-use std::{future::Future, io};
-
+use std::{sync::Arc, future::Future, io};
 use tokio::task::{JoinHandle, LocalSet};
 
 /// A Tokio-based runtime proxy.
@@ -9,14 +8,14 @@ use tokio::task::{JoinHandle, LocalSet};
 #[derive(Debug)]
 pub struct Runtime {
     local: LocalSet,
-    rt: tokio::runtime::Runtime,
+    rt: Arc<tokio::runtime::Runtime>,
 }
 
-pub(crate) fn default_tokio_runtime() -> io::Result<tokio::runtime::Runtime> {
+pub(crate) fn default_tokio_runtime() -> io::Result<Arc<tokio::runtime::Runtime>> {
     tokio::runtime::Builder::new_current_thread()
         .enable_io()
         .enable_time()
-        .build()
+        .build().map(Arc::new)
 }
 
 impl Runtime {
@@ -141,6 +140,15 @@ impl Runtime {
 
 impl From<tokio::runtime::Runtime> for Runtime {
     fn from(rt: tokio::runtime::Runtime) -> Self {
+        Self {
+            local: LocalSet::new(),
+            rt: Arc::new(rt),
+        }
+    }
+}
+
+impl From<Arc<tokio::runtime::Runtime>> for Runtime {
+    fn from(rt: Arc<tokio::runtime::Runtime>) -> Self {
         Self {
             local: LocalSet::new(),
             rt,

actix-rt/src/system.rs

@@ -5,9 +5,9 @@ use std::{
     io,
     pin::Pin,
     sync::atomic::{AtomicUsize, Ordering},
+    sync::Arc,
     task::{Context, Poll},
 };
-
 use futures_core::ready;
 use tokio::sync::{mpsc, oneshot};
 
@@ -48,7 +48,7 @@ impl System {
     /// [tokio-runtime]: tokio::runtime::Runtime
     pub fn with_tokio_rt<F>(runtime_factory: F) -> SystemRunner
     where
-        F: FnOnce() -> tokio::runtime::Runtime,
+        F: FnOnce() -> Arc<tokio::runtime::Runtime>,
     {
         let (stop_tx, stop_rx) = oneshot::channel();
         let (sys_tx, sys_rx) = mpsc::unbounded_channel();
@@ -87,7 +87,7 @@ impl System {
     #[doc(hidden)]
     pub fn with_tokio_rt<F>(_: F) -> SystemRunner
     where
-        F: FnOnce() -> tokio::runtime::Runtime,
+        F: FnOnce() -> Arc<tokio::runtime::Runtime>,
     {
         unimplemented!("System::with_tokio_rt is not implemented for io-uring feature yet")
     }

actix-rt/tests/tests.rs

@@ -8,7 +8,7 @@ use std::{
 use actix_rt::{task::JoinError, Arbiter, System};
 #[cfg(not(feature = "io-uring"))]
 use {
-    std::{sync::mpsc::channel, thread},
+    std::{sync::Arc, sync::mpsc::channel, thread},
     tokio::sync::oneshot,
 };
 
@@ -252,6 +252,7 @@ fn new_system_with_tokio() {
             .on_thread_start(|| {})
             .on_thread_stop(|| {})
             .build()
+            .map(Arc::new)
             .unwrap()
     })
     .block_on(async {
@@ -284,6 +285,7 @@ fn new_arbiter_with_tokio() {
         tokio::runtime::Builder::new_current_thread()
             .enable_all()
             .build()
+            .map(Arc::new)
             .unwrap()
     });
 

actix-server/src/worker.rs

@@ -425,6 +425,7 @@ impl ServerWorker {
                             .enable_all()
                             .max_blocking_threads(config.max_blocking_threads)
                             .build()
+                            .map(Arc::new)
                             .unwrap()
                     })
                 };