129 lines
3.0 KiB
Rust
129 lines
3.0 KiB
Rust
pub mod escalation;
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pub mod mailbox;
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pub mod taskqueue;
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use crate::utils::AbortSignal;
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use fmt::{Debug, Formatter};
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use mailbox::Inbox;
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use taskqueue::TaskQueue;
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use anyhow::{Result, bail};
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use std::collections::HashMap;
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use std::fmt;
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use std::sync::Arc;
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use tokio::task::JoinHandle;
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#[derive(Debug, Clone, PartialEq, Eq)]
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pub enum AgentExitStatus {
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Completed,
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Failed(String),
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}
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pub struct AgentResult {
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pub id: String,
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pub agent_name: String,
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pub output: String,
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pub exit_status: AgentExitStatus,
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}
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pub struct AgentHandle {
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pub id: String,
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pub agent_name: String,
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pub depth: usize,
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pub inbox: Arc<Inbox>,
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pub abort_signal: AbortSignal,
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pub join_handle: JoinHandle<Result<AgentResult>>,
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}
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pub struct Supervisor {
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handles: HashMap<String, AgentHandle>,
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task_queue: TaskQueue,
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max_concurrent: usize,
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max_depth: usize,
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}
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impl Supervisor {
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pub fn new(max_concurrent: usize, max_depth: usize) -> Self {
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Self {
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handles: HashMap::new(),
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task_queue: TaskQueue::new(),
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max_concurrent,
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max_depth,
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}
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}
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pub fn active_count(&self) -> usize {
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self.handles.len()
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}
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pub fn max_concurrent(&self) -> usize {
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self.max_concurrent
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}
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pub fn max_depth(&self) -> usize {
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self.max_depth
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}
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pub fn task_queue(&self) -> &TaskQueue {
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&self.task_queue
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}
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pub fn task_queue_mut(&mut self) -> &mut TaskQueue {
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&mut self.task_queue
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}
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pub fn register(&mut self, handle: AgentHandle) -> Result<()> {
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if self.handles.len() >= self.max_concurrent {
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bail!(
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"Cannot spawn agent: at capacity ({}/{})",
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self.handles.len(),
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self.max_concurrent
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);
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}
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if handle.depth > self.max_depth {
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bail!(
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"Cannot spawn agent: max depth exceeded ({}/{})",
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handle.depth,
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self.max_depth
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);
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}
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self.handles.insert(handle.id.clone(), handle);
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Ok(())
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}
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pub fn is_finished(&self, id: &str) -> Option<bool> {
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self.handles.get(id).map(|h| h.join_handle.is_finished())
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}
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pub fn take(&mut self, id: &str) -> Option<AgentHandle> {
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self.handles.remove(id)
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}
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pub fn inbox(&self, id: &str) -> Option<&Arc<Inbox>> {
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self.handles.get(id).map(|h| &h.inbox)
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}
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pub fn list_agents(&self) -> Vec<(&str, &str)> {
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self.handles
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.values()
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.map(|h| (h.id.as_str(), h.agent_name.as_str()))
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.collect()
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}
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pub fn cancel_all(&self) {
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for handle in self.handles.values() {
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handle.abort_signal.set_ctrlc();
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}
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}
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}
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impl Debug for Supervisor {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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f.debug_struct("Supervisor")
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.field("active_agents", &self.handles.len())
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.field("max_concurrent", &self.max_concurrent)
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.field("max_depth", &self.max_depth)
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.finish()
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}
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}
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