97 lines
3 KiB
Rust
97 lines
3 KiB
Rust
use {
|
|
crate::{
|
|
client::{Client, ClientError},
|
|
ei::ei_client::EiClientError,
|
|
ifs::jay_ei_session::JayEiSession,
|
|
leaks::Tracker,
|
|
object::{Object, Version},
|
|
utils::{errorfmt::ErrorFmt, oserror::OsError},
|
|
wire::{
|
|
JayEiSessionBuilderId,
|
|
jay_ei_session_builder::{Commit, JayEiSessionBuilderRequestHandler, SetAppId},
|
|
},
|
|
},
|
|
std::{cell::RefCell, rc::Rc},
|
|
thiserror::Error,
|
|
uapi::c,
|
|
};
|
|
|
|
pub struct JayEiSessionBuilder {
|
|
pub id: JayEiSessionBuilderId,
|
|
pub client: Rc<Client>,
|
|
pub tracker: Tracker<Self>,
|
|
pub version: Version,
|
|
pub app_id: RefCell<Option<String>>,
|
|
}
|
|
|
|
impl JayEiSessionBuilderRequestHandler for JayEiSessionBuilder {
|
|
type Error = JayEiSessionBuilderError;
|
|
|
|
fn commit(&self, req: Commit, _slf: &Rc<Self>) -> Result<(), Self::Error> {
|
|
self.client.remove_obj(self)?;
|
|
let app_id = self.app_id.borrow().clone();
|
|
if app_id.is_none() {
|
|
return Err(JayEiSessionBuilderError::NoAppId);
|
|
}
|
|
let res = (move || {
|
|
let con = uapi::socketpair(c::AF_UNIX, c::SOCK_STREAM | c::SOCK_CLOEXEC, 0);
|
|
let (server, client) = match con {
|
|
Ok(w) => w,
|
|
Err(e) => return Err(JayEiSessionBuilderError::SocketPair(e.into())),
|
|
};
|
|
let ei_client_id = self
|
|
.client
|
|
.state
|
|
.ei_clients
|
|
.spawn2(&self.client.state, Rc::new(server), None, app_id)
|
|
.map_err(JayEiSessionBuilderError::SpawnClient)?
|
|
.id;
|
|
Ok((ei_client_id, Rc::new(client)))
|
|
})();
|
|
let obj = Rc::new(JayEiSession {
|
|
id: req.id,
|
|
client: self.client.clone(),
|
|
ei_client_id: res.as_ref().ok().map(|v| v.0),
|
|
tracker: Default::default(),
|
|
version: self.version,
|
|
});
|
|
track!(self.client, obj);
|
|
self.client.add_client_obj(&obj)?;
|
|
match res {
|
|
Ok((_, fd)) => obj.send_created(&fd),
|
|
Err(e) => {
|
|
let e = format!("Could not spawn client: {}", ErrorFmt(e));
|
|
log::error!("{}", e);
|
|
obj.send_failed(&e);
|
|
}
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn set_app_id(&self, req: SetAppId<'_>, _slf: &Rc<Self>) -> Result<(), Self::Error> {
|
|
*self.app_id.borrow_mut() = Some(req.app_id.to_string());
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
object_base! {
|
|
self = JayEiSessionBuilder;
|
|
version = self.version;
|
|
}
|
|
|
|
impl Object for JayEiSessionBuilder {}
|
|
|
|
simple_add_obj!(JayEiSessionBuilder);
|
|
|
|
#[derive(Debug, Error)]
|
|
pub enum JayEiSessionBuilderError {
|
|
#[error(transparent)]
|
|
ClientError(Box<ClientError>),
|
|
#[error("Could not create a socketpair")]
|
|
SocketPair(#[source] OsError),
|
|
#[error("Could not spawn a new client")]
|
|
SpawnClient(#[source] EiClientError),
|
|
#[error("Commit called without app-id")]
|
|
NoAppId,
|
|
}
|
|
efrom!(JayEiSessionBuilderError, ClientError);
|