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net listen backlog set to negative on Linux.

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it will be 4076 (from 5.4) or 128.
This commit is contained in:
David Carlier 2022-06-10 19:54:53 +01:00
parent ec55c61305
commit 5454bca1b4
1 changed files with 10 additions and 2 deletions
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12
library/std/src/os/unix/net/listener.rs
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@ -73,9 +73,13 @@ impl UnixListener {
unsafe {
let inner = Socket::new_raw(libc::AF_UNIX, libc::SOCK_STREAM)?;
let (addr, len) = sockaddr_un(path.as_ref())?;
#[cfg(target_os = "linux")]
const backlog: libc::c_int = -1;
#[cfg(not(target_os = "linux"))]
const backlog: libc::c_int = 128;
cvt(libc::bind(inner.as_inner().as_raw_fd(), &addr as *const _ as *const _, len as _))?;
cvt(libc::listen(inner.as_inner().as_raw_fd(), 128))?;
cvt(libc::listen(inner.as_inner().as_raw_fd(), backlog))?;
Ok(UnixListener(inner))
}
@ -109,12 +113,16 @@ impl UnixListener {
pub fn bind_addr(socket_addr: &SocketAddr) -> io::Result<UnixListener> {
unsafe {
let inner = Socket::new_raw(libc::AF_UNIX, libc::SOCK_STREAM)?;
#[cfg(target_os = "linux")]
const backlog: libc::c_int = -1;
#[cfg(not(target_os = "linux"))]
const backlog: libc::c_int = 128;
cvt(libc::bind(
inner.as_raw_fd(),
&socket_addr.addr as *const _ as *const _,
socket_addr.len as _,
))?;
cvt(libc::listen(inner.as_raw_fd(), 128))?;
cvt(libc::listen(inner.as_raw_fd(), backlog))?;
Ok(UnixListener(inner))
}
}