fix os_pipe doesn't work with async IO

crates/runc/src/io.rs

@@ -26,11 +26,12 @@ use std::{
 
 use log::debug;
 use nix::unistd::{Gid, Uid};
-use os_pipe::{PipeReader, PipeWriter};
 #[cfg(feature = "async")]
 use tokio::io::{AsyncRead, AsyncWrite};
 
 use crate::Command;
+use std::os::unix::io::OwnedFd;
+use tokio::net::unix::pipe;
 
 pub trait Io: Debug + Send + Sync {
     /// Return write side of stdin
@@ -100,8 +101,8 @@ impl Default for IOOption {
 /// When one side of the pipe is closed, the state will be represented with [`None`].
 #[derive(Debug)]
 pub struct Pipe {
-    rd: PipeReader,
-    wr: PipeWriter,
+    rd: OwnedFd,
+    wr: OwnedFd,
 }
 
 #[derive(Debug)]
@@ -113,7 +114,9 @@ pub struct PipedIo {
 
 impl Pipe {
     fn new() -> std::io::Result<Self> {
-        let (rd, wr) = os_pipe::pipe()?;
+        let (tx, rx) = pipe::pipe()?;
+        let rd = tx.into_blocking_fd()?;
+        let wr = rx.into_blocking_fd()?;
         Ok(Self { rd, wr })
     }
 }