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net: report PID in UCred for Solaris and Illumos. (#3085)

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Maarten de Vries 2020-11-06 17:04:19 +01:00 committed by GitHub
parent f51ddc5958
commit 90c2a510e2
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1 changed files with 9 additions and 19 deletions
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28
tokio/src/net/unix/ucred.rs
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@ -24,7 +24,8 @@ impl UCred {
/// Gets PID (process ID) of the process.
///
/// This is only implemented under linux, android, IOS and MacOS
/// This is only implemented under Linux, Android, iOS, macOS, Solaris and
/// Illumos. On other plaforms this will always return `None`.
pub fn pid(&self) -> Option<pid_t> {
self.pid
}
@ -186,35 +187,24 @@ pub(crate) mod impl_solaris {
use std::os::unix::io::AsRawFd;
use std::ptr;
#[allow(non_camel_case_types)]
enum ucred_t {}
extern "C" {
fn ucred_free(cred: *mut ucred_t);
fn ucred_geteuid(cred: *const ucred_t) -> super::uid_t;
fn ucred_getegid(cred: *const ucred_t) -> super::gid_t;
fn getpeerucred(fd: std::os::raw::c_int, cred: *mut *mut ucred_t) -> std::os::raw::c_int;
}
pub(crate) fn get_peer_cred(sock: &UnixStream) -> io::Result<super::UCred> {
unsafe {
let raw_fd = sock.as_raw_fd();
let mut cred = ptr::null_mut::<*mut ucred_t>() as *mut ucred_t;
let ret = getpeerucred(raw_fd, &mut cred);
let mut cred = ptr::null_mut();
let ret = libc::getpeerucred(raw_fd, &mut cred);
if ret == 0 {
let uid = ucred_geteuid(cred);
let gid = ucred_getegid(cred);
let uid = libc::ucred_geteuid(cred);
let gid = libc::ucred_getegid(cred);
let pid = libc::ucred_getpid(cred);
ucred_free(cred);
libc::ucred_free(cred);
Ok(super::UCred {
uid,
gid,
pid: None,
pid: Some(pid),
})
} else {
Err(io::Error::last_os_error())