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use super::*;
impl Runtime {
pub fn start_turn(
self: &Arc<Self>,
req: StartTurnRequest,
) -> BoxFuture<'_, anyhow::Result<TurnId>> {
Box::pin(async move {
self.start_turn_admitted(req, false)
.await?
.ok_or_else(|| anyhow::anyhow!("explicit turn was not admitted"))
})
}
pub(crate) fn start_goal_turn_if_idle(
self: &Arc<Self>,
req: StartTurnRequest,
) -> BoxFuture<'_, anyhow::Result<Option<TurnId>>> {
self.start_turn_admitted(req, true)
}
fn start_turn_admitted(
self: &Arc<Self>,
mut req: StartTurnRequest,
goal_only: bool,
) -> BoxFuture<'_, anyhow::Result<Option<TurnId>>> {
Box::pin(async move {
let _thread_admission = self.thread_admission(&req.thread_id).await;
let turn_admission = self.turn_admission.lock().await;
let _goal_admission = if goal_only {
if self.has_active_turn_for_thread(&req.thread_id).await {
return Ok(None);
}
let Some((guard, goal)) = self.goals.admit_continuation(&req.thread_id).await?
else {
return Ok(None);
};
if let Some(previous) = self.goals.continuation_request(&req.thread_id).await {
req = previous;
}
req.message = crate::goals::continuation_prompt(&goal);
Some(guard)
} else {
None
};
self.ensure_execution_authority()?;
anyhow::ensure!(
self.accepting_turns.load(Ordering::Acquire),
"runtime is quiescing and cannot accept new turns"
);
req.workspace = validate_thread_workspace(&req.workspace)?;
let team_member = self.teams.member_for_thread(&req.thread_id).await;
let cfg = self.config.read().await.clone();
let provider = req
.provider_override
.clone()
.unwrap_or_else(|| cfg.default_provider.clone());
self.engine_for(&provider)?;
let turn_id = uuid::Uuid::new_v4().to_string();
let mut initial_mailbox_ack = None;
if let Some((team_id, member)) = &team_member {
let pending = self
.teams
.reserve_pending_mailbox_messages(team_id, &member.id, &turn_id)
.await?;
if !pending.is_empty()
&& let Some(team) = self.read_team(team_id).await
{
let mailbox = format_mailbox_messages(&team, &pending);
req.message = if req.message.trim().is_empty() {
mailbox
} else {
format!("{mailbox}\n\n[Direct task input]\n{}", req.message)
};
initial_mailbox_ack = Some(MailboxDeliveryAck {
team_id: team_id.clone(),
message_ids: pending.iter().map(|message| message.id.clone()).collect(),
});
}
}
let (abort_handle, abort_registration) = AbortHandle::new_pair();
let drain = Arc::new(TurnDrainHandle {
thread_id: req.thread_id.clone(),
interrupt_requested: AtomicBool::new(false),
interrupt_reason: Mutex::new(None),
completed: AtomicBool::new(false),
completed_notify: Notify::new(),
});
let (steer_changed, steering) = tokio::sync::watch::channel(0);
let active = ActiveTurnHandle {
thread_id: req.thread_id.clone(),
abort: abort_handle,
steers: Arc::new(Mutex::new(Vec::new())),
steer_changed,
drain,
};
self.active_turns
.write()
.await
.insert(turn_id.clone(), active);
self.record_turn_lifecycle(
req.thread_id.clone(),
turn_id.clone(),
TurnLifecycleState::Running,
TurnCleanupState::NotRequested,
None,
)
.await;
self.active_turn_contexts.write().await.insert(
turn_id.clone(),
InheritedTurnContext {
workspace: req.workspace.clone(),
instructions: req.instructions.clone(),
developer_context: req.developer_context.clone(),
},
);
if let Some((team_id, member)) = team_member {
let updated = match self
.teams
.update_member(&team_id, &member.id, |member| {
member.current_turn_id = Some(turn_id.clone());
member.status = TeamMemberStatus::Running;
member.final_message = None;
member.terminal_error = None;
})
.await
{
Ok(updated) => updated,
Err(error) => {
self.active_turns.write().await.remove(&turn_id);
self.active_turn_contexts.write().await.remove(&turn_id);
self.teams
.release_mailbox_reservations_for_turn(&turn_id)
.await;
return Err(error);
}
};
if let Some(member) = updated
.members
.into_iter()
.find(|candidate| candidate.id == member.id)
{
self.emit(RoderEvent::TeamMemberStatusChanged(
TeamMemberStatusChanged {
team_id,
member_id: member.id,
member_thread_id: member.thread_id,
status: TeamMemberStatus::Running,
timestamp: OffsetDateTime::now_utc(),
},
))
.await;
}
}
self.goals.remember_turn_options(&req).await;
let runtime = Arc::clone(self);
let turn_req = req;
let thread_id_for_task = turn_req.thread_id.clone();
let turn_id_for_task = turn_id.clone();
tokio::spawn(async move {
let result = Abortable::new(
runtime.run_turn(
turn_req,
turn_id_for_task.clone(),
initial_mailbox_ack,
steering,
goal_only,
),
abort_registration,
)
.await;
/*
* A failed sibling in a parallel tool batch drops in-flight external tool
* futures (`try_join_all` in `route_tool_calls`), stranding their
* `pending_external_tool_calls` entries. Sweep before reporting the turn
* outcome so every `thread/toolExecutionRequested` gets a terminal
* resolution; on clean completion the map holds nothing for this turn.
*/
runtime
.cancel_pending_external_tool_calls_for_turn(&turn_id_for_task)
.await;
let completed = matches!(&result, Ok(Ok(TurnRunOutcome::Completed)));
let stopped_status = match &result {
Ok(Err(error)) => Some(crate::goals::status_after_error(error)),
Ok(Ok(TurnRunOutcome::Stopped)) => {
Some(roder_api::goals::ThreadGoalStatus::Blocked)
}
Err(_) => Some(roder_api::goals::ThreadGoalStatus::Paused),
_ => None,
};
if let Err(error) = runtime
.goals
.finish_turn(&thread_id_for_task, &turn_id_for_task, stopped_status)
.await
{
eprintln!("failed to finalize goal accounting: {error}");
}
match &result {
Ok(Err(err)) => {
let (cleanup, ownership) =
runtime.await_provider_turn_cleanup(&turn_id_for_task).await;
// This wrapper owns terminal failure emission for returned errors.
runtime
.emit(RoderEvent::TurnFailed(TurnFailed {
thread_id: thread_id_for_task.clone(),
turn_id: turn_id_for_task.clone(),
error: err.to_string(),
error_kind: err
.downcast_ref::<roder_api::provider_error::ProviderFailure>()
.map(|failure| failure.kind.retry_cause().to_string()),
usage: None,
timestamp: OffsetDateTime::now_utc(),
}))
.await;
runtime
.record_turn_lifecycle_with_ownership(
thread_id_for_task.clone(),
turn_id_for_task.clone(),
TurnLifecycleState::Failed,
cleanup,
Some(TurnLifecycleReason::ProviderFailure),
ownership,
)
.await;
let _ = runtime
.complete_team_member_turn_with_result(
&thread_id_for_task,
&turn_id_for_task,
TeamMemberStatus::Failed,
None,
Some(err.to_string()),
)
.await;
}
Ok(Ok(TurnRunOutcome::Stopped)) => {
let (cleanup, ownership) =
runtime.await_provider_turn_cleanup(&turn_id_for_task).await;
runtime
.record_turn_lifecycle_with_ownership(
thread_id_for_task.clone(),
turn_id_for_task.clone(),
TurnLifecycleState::Failed,
cleanup,
Some(TurnLifecycleReason::ProviderFailure),
ownership,
)
.await;
let _ = runtime
.complete_team_member_turn_with_result(
&thread_id_for_task,
&turn_id_for_task,
TeamMemberStatus::Failed,
None,
Some("turn stopped before completion".to_string()),
)
.await;
}
Err(_) => {
let reason = if let Some(handle) = runtime
.turn_drains
.read()
.await
.get(&turn_id_for_task)
.cloned()
{
handle
.interrupt_reason
.lock()
.await
.unwrap_or(TurnLifecycleReason::RuntimeFailure)
} else {
TurnLifecycleReason::RuntimeFailure
};
let (cleanup, ownership) =
runtime.await_provider_turn_cleanup(&turn_id_for_task).await;
runtime
.record_turn_lifecycle_with_ownership(
thread_id_for_task.clone(),
turn_id_for_task.clone(),
TurnLifecycleState::Interrupted,
cleanup,
Some(reason),
ownership,
)
.await;
runtime
.emit(RoderEvent::TurnInterrupted(TurnInterrupted {
thread_id: thread_id_for_task.clone(),
turn_id: turn_id_for_task.clone(),
timestamp: OffsetDateTime::now_utc(),
}))
.await;
let _ = runtime
.complete_team_member_turn_with_result(
&thread_id_for_task,
&turn_id_for_task,
TeamMemberStatus::Interrupted,
None,
None,
)
.await;
}
Ok(Ok(TurnRunOutcome::Completed)) => {}
}
runtime
.teams
.release_mailbox_reservations_for_turn(&turn_id_for_task)
.await;
runtime.active_turns.write().await.remove(&turn_id_for_task);
if let Some(drain) = runtime.turn_drains.write().await.remove(&turn_id_for_task) {
drain.completed.store(true, Ordering::Release);
drain.completed_notify.notify_waiters();
}
runtime
.active_turn_selections
.write()
.await
.remove(&turn_id_for_task);
runtime
.active_turn_contexts
.write()
.await
.remove(&turn_id_for_task);
if !completed {
// Completion paths above consume registered provider cleanup
// handles. A setup failure before an engine can stream has no
// such handle; this is a harmless final defensive sweep.
let _ = runtime.provider_turn_cleanups.lock().map(|mut cleanups| {
cleanups.remove(&turn_id_for_task);
});
}
runtime.active_turns_changed.notify_waiters();
if completed {
let _ = runtime
.continue_active_goal_after_turn(thread_id_for_task)
.await;
}
});
drop(turn_admission);
Ok(Some(turn_id))
})
}
}