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631c61fea2
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631c61fea2 | ||
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e842ae0608 |
@ -221,6 +221,8 @@ pub struct TaskConfig {
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pub ttl_hours: u64,
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#[serde(default = "default_task_allowed_tools")]
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pub allowed_tools: Vec<String>,
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#[serde(default = "default_task_max_nesting_depth")]
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pub max_nesting_depth: u32,
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}
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fn default_task_enabled() -> bool {
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@ -239,6 +241,10 @@ fn default_task_ttl_hours() -> u64 {
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24
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}
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fn default_task_max_nesting_depth() -> u32 {
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1
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}
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fn default_task_allowed_tools() -> Vec<String> {
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vec![
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"read".to_string(),
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@ -264,6 +270,7 @@ impl Default for TaskConfig {
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explore_max_execution_secs: default_task_explore_max_execution_secs(),
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ttl_hours: default_task_ttl_hours(),
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allowed_tools: default_task_allowed_tools(),
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max_nesting_depth: default_task_max_nesting_depth(),
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}
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}
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}
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@ -79,6 +79,7 @@ impl AgentFactory {
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message_id: request.message_id.map(str::to_string),
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message_seq: None,
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subagent_description: None,
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nesting_depth: 0,
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});
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// 如果有取消信号接收端,注入 Agent
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if let Some(token) = request.cancel_token {
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@ -193,6 +193,7 @@ pub(crate) fn build_session_manager_with_sender(
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explore_max_execution_secs: task_config.explore_max_execution_secs,
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ttl_hours: task_config.ttl_hours,
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skills_index: skills.system_index_prompt(),
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max_nesting_depth: task_config.max_nesting_depth,
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};
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let subagent_runtime = Arc::new(DefaultSubAgentRuntime::new(
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@ -243,7 +243,15 @@ impl ToolRegistryFactory {
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}
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}
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// 注意:不注册 task 工具,防止递归创建子代理
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// 注册 task 工具,允许子代理创建孙代理(深度由 TaskTool 运行时控制)
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if self.is_enabled("task") && self.task_config.enabled {
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if let Some(runtime) = &self.subagent_runtime {
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registry.register(TaskTool::new_with_depth(
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runtime.clone(),
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self.task_config.max_nesting_depth,
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));
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}
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}
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registry
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}
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@ -34,6 +34,8 @@ pub struct SubAgentRuntimeConfig {
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pub ttl_hours: u64,
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/// 技能索引(可选,预生成的技能列表字符串)
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pub skills_index: Option<String>,
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/// 子代理最大嵌套深度(0 = 禁止嵌套,1 = 允许 1 层孙代理)
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pub max_nesting_depth: u32,
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}
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impl Default for SubAgentRuntimeConfig {
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@ -57,6 +59,7 @@ impl Default for SubAgentRuntimeConfig {
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explore_max_execution_secs: 3600, // 60分钟
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ttl_hours: 24,
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skills_index: None,
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max_nesting_depth: 1,
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}
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}
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}
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@ -323,6 +326,7 @@ impl DefaultSubAgentRuntime {
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&self,
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session: &TaskSession,
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system_prompt: String,
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parent_nesting_depth: u32,
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) -> Result<AgentLoop, TaskError> {
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let prompt_provider = Arc::new(StaticSystemPromptProvider::new(system_prompt));
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@ -342,6 +346,7 @@ impl DefaultSubAgentRuntime {
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message_id: None,
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message_seq: None,
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subagent_description: Some(session.description.clone()),
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nesting_depth: parent_nesting_depth + 1,
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});
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// 如果有 MessageBus,附加实时广播 emitter
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@ -561,7 +566,7 @@ impl SubAgentRuntime for DefaultSubAgentRuntime {
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);
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// 7. 创建子代理
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let agent = self.create_subagent(&session, system_prompt)?;
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let agent = self.create_subagent(&session, system_prompt, parent_context.nesting_depth)?;
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// 8. 执行任务
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let result = self
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@ -642,7 +647,7 @@ impl SubAgentRuntime for DefaultSubAgentRuntime {
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);
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// 5. 创建子代理
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let agent = self.create_subagent(&session, system_prompt)?;
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let agent = self.create_subagent(&session, system_prompt, parent_context.nesting_depth)?;
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// 6. 使用历史继续执行
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let result = self
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@ -10,11 +10,24 @@ use super::types::{TaskDefinition, TaskToolArgs};
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/// Task 工具 - 创建和管理子代理
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pub struct TaskTool {
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runtime: Arc<dyn SubAgentRuntime>,
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/// 最大嵌套深度(0 = 主 agent 不允许创建子代理,1 = 子 agent 可创建 1 层孙 agent)
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max_nesting_depth: u32,
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}
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impl TaskTool {
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pub fn new(runtime: Arc<dyn SubAgentRuntime>) -> Self {
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Self { runtime }
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Self {
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runtime,
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max_nesting_depth: 0, // 主 agent 无深度限制
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}
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}
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/// 创建带嵌套深度限制的 TaskTool(用于子代理)
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pub fn new_with_depth(runtime: Arc<dyn SubAgentRuntime>, max_nesting_depth: u32) -> Self {
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Self {
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runtime,
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max_nesting_depth,
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}
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}
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}
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@ -126,7 +139,19 @@ impl Tool for TaskTool {
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});
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}
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// 4. 执行任务
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// 4. 深度校验(仅对嵌套场景生效,主 agent 的 max_nesting_depth = 0 不限制)
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if self.max_nesting_depth > 0 && context.nesting_depth >= self.max_nesting_depth {
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return Ok(ToolResult {
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success: false,
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output: String::new(),
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error: Some(format!(
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"Cannot create nested subagent: max nesting depth ({}) reached",
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self.max_nesting_depth
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)),
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});
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}
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// 5. 执行任务
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let result = if let Some(task_id) = task_args.task_id {
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// 恢复现有任务
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self.runtime
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@ -182,6 +182,7 @@ mod tests {
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message_id: Some("msg-1".to_string()),
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message_seq: Some(1),
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subagent_description: None,
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nesting_depth: 0,
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}
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}
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@ -402,6 +402,7 @@ mod tests {
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message_id: Some("msg-1".to_string()),
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message_seq: Some(1),
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subagent_description: None,
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nesting_depth: 0,
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}
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}
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@ -18,6 +18,8 @@ pub struct ToolContext {
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pub message_seq: Option<i64>,
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/// 子代理标识,用于标注消息来源
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pub subagent_description: Option<String>,
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/// 当前嵌套深度(0 = 主 agent,1 = 子 agent,2 = 孙 agent...)
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pub nesting_depth: u32,
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}
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#[async_trait]
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@ -75,6 +75,7 @@ function App() {
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handleCommand,
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clearMessages,
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handleServerMessage,
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setSendMessage,
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selectTopic,
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createTopic,
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switchTopic,
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@ -92,6 +93,11 @@ function App() {
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onMessage: handleServerMessage,
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})
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// 将 sendMessage 注入到 useChat,供 handleServerMessage 内部发送命令
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useEffect(() => {
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setSendMessage(sendMessage)
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}, [setSendMessage, sendMessage])
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// ---- 主题状态 ----
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const [memoryPanelOpen, setMemoryPanelOpen] = useState(() => {
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@ -29,6 +29,7 @@ import type {
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ChannelList,
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StreamDelta,
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StreamEnd,
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WsInbound,
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} from '../types/protocol'
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// 简化后的层级状态
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@ -66,6 +67,7 @@ interface UseChatReturn {
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handleCommand: (command: Command) => void
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clearMessages: () => void
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handleServerMessage: (message: WsOutbound) => void
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setSendMessage: (fn: (msg: WsInbound) => boolean) => void
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// Topic 方法
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selectTopic: (topicId: string) => void
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@ -171,6 +173,12 @@ export function useChat(): UseChatReturn {
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const selectedTopicRef = useRef<string | null>(null)
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const pendingNewTopicRef = useRef(false)
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// Ref to send commands from within handleServerMessage (set by App.tsx)
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const sendMessageRef = useRef<((msg: WsInbound) => boolean) | null>(null)
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const setSendMessage = useCallback((fn: (msg: WsInbound) => boolean) => {
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sendMessageRef.current = fn
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}, [])
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const isConnected = useMemo(() => connectionId !== null, [connectionId])
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const selectedSession = useMemo(
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() => sessions.find(s => s.session_id === selectedSessionId) ?? null,
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@ -377,6 +385,11 @@ export function useChat(): UseChatReturn {
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const msgSubagentTaskId = getSubagentTaskId(message)
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if (msgSubagentTaskId && msgSubagentTaskId === currentSubAgentView.taskId) {
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appendToSubAgentViewMessage(message)
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// 子代理 todo_write 完成后自动刷新待办列表
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if (message.type === 'tool_result' && (message as ToolResult).tool_name === 'todo_write') {
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const refreshCmd = requestSubAgentTodoList(currentSubAgentView.taskId)
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sendMessageRef.current?.({ type: 'command', payload: JSON.stringify(refreshCmd) })
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}
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return
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}
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// 丢弃其他子智能体的消息,避免 fall through 到主消息处理
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@ -694,6 +707,14 @@ export function useChat(): UseChatReturn {
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// 忽略这些消息
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break
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}
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// 主视图 todo_write 完成后自动刷新待办列表
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if (message.type === 'tool_result' && (message as ToolResult).tool_name === 'todo_write') {
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const refreshCmd = subAgentViewRef.current?.taskId
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? requestSubAgentTodoList(subAgentViewRef.current.taskId)
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: requestTodoList()
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sendMessageRef.current?.({ type: 'command', payload: JSON.stringify(refreshCmd) })
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}
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}, [])
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const handleMessage = useCallback((content: string, attachments?: Attachment[]) => {
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@ -938,6 +959,7 @@ export function useChat(): UseChatReturn {
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handleCommand,
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clearMessages,
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handleServerMessage,
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setSendMessage,
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selectTopic,
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createTopic,
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switchTopic,
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