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autocommit 2022-04-17 18:45:01 CEST

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This commit is contained in:
Julian Orth 2022-04-17 18:45:01 +02:00
parent 1eb0d3e173
commit affab05b94
7 changed files with 114 additions and 15 deletions
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18
src/forker.rs
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@ -51,7 +51,7 @@ pub struct ForkerProxy {
}
struct PidfdHandoff {
pidfd: Cell<Option<Result<OwnedFd, ForkerError>>>,
pidfd: Cell<Option<Result<(OwnedFd, c::pid_t), ForkerError>>>,
waiter: Cell<Option<Waker>>,
}
@ -130,7 +130,7 @@ impl ForkerProxy {
})
}
async fn pidfd(&self, id: u32) -> Result<OwnedFd, ForkerError> {
async fn pidfd(&self, id: u32) -> Result<(OwnedFd, c::pid_t), ForkerError> {
let handoff = Rc::new(PidfdHandoff {
pidfd: Cell::new(None),
waiter: Cell::new(None),
@ -154,7 +154,7 @@ impl ForkerProxy {
listenfd: Rc<OwnedFd>,
wmfd: Rc<OwnedFd>,
waylandfd: Rc<OwnedFd>,
) -> Result<OwnedFd, ForkerError> {
) -> Result<(OwnedFd, c::pid_t), ForkerError> {
self.fds
.borrow_mut()
.extend([stderr, dfd, listenfd, wmfd, waylandfd]);
@ -200,13 +200,13 @@ impl ForkerProxy {
fn handle_msg(&self, msg: ForkerMessage, io: &mut IoIn) {
match msg {
ForkerMessage::Log { level, msg } => self.handle_log(level, &msg),
ForkerMessage::PidFd { id, success } => self.handle_pidfd(id, success, io),
ForkerMessage::PidFd { id, success, pid } => self.handle_pidfd(id, success, io, pid),
}
}
fn handle_pidfd(&self, id: u32, success: bool, io: &mut IoIn) {
fn handle_pidfd(&self, id: u32, success: bool, io: &mut IoIn, pid: c::pid_t) {
let res = match success {
true => Ok(io.pop_fd().unwrap()),
true => Ok((io.pop_fd().unwrap(), pid)),
_ => Err(ForkerError::PidfdForkFailed),
};
if let Some(handoff) = self.pending_pidfds.remove(&id) {
@ -284,7 +284,7 @@ enum ServerMessage {
#[derive(Encode, Decode)]
enum ForkerMessage {
Log { level: usize, msg: String },
PidFd { id: u32, success: bool },
PidFd { id: u32, success: bool, pid: c::pid_t },
}
struct Forker {
@ -414,7 +414,7 @@ impl Forker {
Err(e) => {
if let Some(id) = pidfd_id {
self.outgoing
.push(ForkerMessage::PidFd { id, success: false });
.push(ForkerMessage::PidFd { id, success: false, pid: 0 });
}
self.outgoing.push(ForkerMessage::Log {
level: log::Level::Error as usize,
@ -428,7 +428,7 @@ impl Forker {
if let Some(id) = pidfd_id {
self.fds.borrow_mut().push(Rc::new(pidfd));
self.outgoing
.push(ForkerMessage::PidFd { id, success: true });
.push(ForkerMessage::PidFd { id, success: true, pid });
}
drop(write);
let slf = self.clone();