package com.agent.management.engine.hermes;
import com.agent.management.config.HermesProperties;
import com.agent.management.engine.ExecutionLog;
import com.agent.management.engine.HermesRunResult;
import com.agent.management.engine.NodeStreamSink;
import com.agent.management.service.HermesErrorPatternService;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.stereotype.Component;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URI;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Stream;
/**
* Hermes Bridge HTTP 客户端。
* 调用 Python Bridge 的 /run 端点,解析 SSE 流式响应。
* 仅在 hermes.enabled=true 时激活。
*/
@Slf4j
@Component
@ConditionalOnProperty(name = "hermes.enabled", havingValue = "true")
public class HermesBridgeClient {
/**
* LLM/智能体调用专用 logger:
* 由 logback-spring.xml 中 LLM_HTTP logger 配置为 DEBUG 级别,仅写入独立日志文件,不输出到控制台。
*/
private static final Logger LLM_HTTP = LoggerFactory.getLogger("LLM_HTTP");
private final HermesProperties properties;
private final ObjectMapper objectMapper = new ObjectMapper();
/**
* 错误响应嗅探服务(方案 B)。
*
*
使用 {@link Autowired#required(boolean)} 标记为非必需:
* 测试场景或 Hermes 关闭场景下允许为 null,{@code #parseSseResponse} 会跳过嗅探。
*/
private final HermesErrorPatternService errorPatternService;
@Autowired
public HermesBridgeClient(HermesProperties properties,
@Autowired(required = false) HermesErrorPatternService errorPatternService) {
this.properties = properties;
this.errorPatternService = errorPatternService;
}
/**
* 兼容旧调用方与测试:保留无嗅探服务的构造器。
*/
public HermesBridgeClient(HermesProperties properties) {
this(properties, null);
}
/**
* 调用 Hermes Agent 执行任务(简单版本)。
*
* @deprecated M-5:推荐使用 {@link HermesRunRequest} 参数对象 + {@link #run(HermesRunRequest)},
* 避免多参数重载导致的参数顺序混淆。本重载保留仅为向后兼容。
*/
@Deprecated
public HermesRunResult run(String systemPrompt, String userMessage, int maxIterations) throws Exception {
return run(HermesRunRequest.of(systemPrompt, userMessage, maxIterations));
}
/**
* @deprecated M-5:同上,推荐使用 {@link HermesRunRequest}。
*/
@Deprecated
public HermesRunResult run(String systemPrompt, String userMessage, int maxIterations,
String hermesHome, String workingDir) throws Exception {
return run(HermesRunRequest.of(systemPrompt, userMessage, maxIterations)
.hermesHome(hermesHome).workingDir(workingDir));
}
/**
* @deprecated M-5:同上,推荐使用 {@link HermesRunRequest}。
*/
@Deprecated
public HermesRunResult run(String systemPrompt, String userMessage, int maxIterations,
String hermesHome, String workingDir,
String nodeId, NodeStreamSink sink) throws Exception {
return run(HermesRunRequest.of(systemPrompt, userMessage, maxIterations)
.hermesHome(hermesHome).workingDir(workingDir).nodeId(nodeId).sink(sink));
}
/**
* @deprecated M-5:同上,推荐使用 {@link HermesRunRequest}。
*/
@Deprecated
public HermesRunResult run(String systemPrompt, String userMessage, int maxIterations,
String hermesHome, String workingDir,
String nodeId, NodeStreamSink sink, String sessionId) throws Exception {
return run(HermesRunRequest.of(systemPrompt, userMessage, maxIterations)
.hermesHome(hermesHome).workingDir(workingDir)
.nodeId(nodeId).sink(sink).sessionId(sessionId));
}
/**
* @deprecated M-5:同上,推荐使用 {@link HermesRunRequest}。
*/
@Deprecated
public HermesRunResult run(String systemPrompt, String userMessage, int maxIterations,
String hermesHome, String workingDir,
String nodeId, NodeStreamSink sink, String sessionId,
Map modelConfig) throws Exception {
return run(HermesRunRequest.of(systemPrompt, userMessage, maxIterations)
.hermesHome(hermesHome).workingDir(workingDir)
.nodeId(nodeId).sink(sink).sessionId(sessionId).modelConfig(modelConfig));
}
/**
* 主入口:使用参数对象 {@link HermesRunRequest} 调用 Hermes Agent。
*
* M-5:合并原 5 个重载为单一入口,避免参数顺序混淆。
* 旧重载保留为兼容入口,内部全部委托给本方法。
*/
public HermesRunResult run(HermesRunRequest req) throws Exception {
String url = "http://127.0.0.1:" + properties.getBridge().getPort() + "/run";
// 未显式指定时回落到固定 HERMES_HOME(hermes.bridge.home),
// 保证 Bridge 侧 agent 池缓存键与技能扫描目录稳定一致
String effectiveHermesHome = (req.hermesHome != null && !req.hermesHome.isBlank())
? req.hermesHome
: properties.getBridge().getResolvedHome().toString();
// H-3:请求 body 是单线程构建 + 序列化,无需并发容器,改用 LinkedHashMap
Map body = new LinkedHashMap<>();
body.put("user_message", req.userMessage);
body.put("max_iterations", req.maxIterations);
// 注入「可用技能列表 + 高效执行策略」前置 prompt,减少 LLM 猜名失败与上下文膨胀
String enhancedSystemPrompt = buildEnhancedSystemPrompt(effectiveHermesHome, req.systemPrompt);
if (enhancedSystemPrompt != null && !enhancedSystemPrompt.isBlank()) {
body.put("system_prompt", enhancedSystemPrompt);
}
body.put("hermes_home", effectiveHermesHome);
if (req.workingDir != null && !req.workingDir.isBlank()) {
body.put("working_dir", req.workingDir);
}
if (req.sessionId != null && !req.sessionId.isBlank()) {
body.put("session_id", req.sessionId);
}
if (req.modelConfig != null) {
if (req.modelConfig.get("modelId") != null && !req.modelConfig.get("modelId").isBlank()) {
body.put("model_id", req.modelConfig.get("modelId"));
}
if (req.modelConfig.get("baseUrl") != null && !req.modelConfig.get("baseUrl").isBlank()) {
body.put("base_url", req.modelConfig.get("baseUrl"));
}
if (req.modelConfig.get("apiKey") != null && !req.modelConfig.get("apiKey").isBlank()) {
body.put("api_key", req.modelConfig.get("apiKey"));
}
if (req.modelConfig.get("modelName") != null && !req.modelConfig.get("modelName").isBlank()) {
body.put("model_name", req.modelConfig.get("modelName"));
}
}
byte[] bodyBytes = objectMapper.writeValueAsBytes(body);
HttpURLConnection conn = (HttpURLConnection) URI.create(url).toURL().openConnection();
conn.setRequestMethod("POST");
conn.setDoOutput(true);
conn.setRequestProperty("Content-Type", "application/json");
conn.setRequestProperty("Accept", "text/event-stream");
// M5: 注入 X-Bridge-Token 共享密钥,由 Bridge 端校验
String authToken = properties.getBridge().getAuthToken();
if (authToken != null && !authToken.isBlank()) {
conn.setRequestProperty("X-Bridge-Token", authToken);
}
conn.setConnectTimeout(10000);
// v1.1:readTimeout 改为 24 小时(兜底),实际 Askfor 长等待由 SSE 心跳 + 前端重连机制保证。
// 原 5 分钟超时无法支撑用户离开几小时后再回来回答的场景。
conn.setReadTimeout(86_400_000);
// === 请求 DEBUG 日志(仅写入 LLM 日志文件,不输出到控制台) ===
LLM_HTTP.debug("[Hermes-REQ] ========== 请求开始 ==========");
LLM_HTTP.debug("[Hermes-REQ] POST {}", url);
LLM_HTTP.debug("[Hermes-REQ] nodeId={}, sessionId={}, maxIterations={}", req.nodeId, req.sessionId, req.maxIterations);
LLM_HTTP.debug("[Hermes-REQ] Body ({} bytes): {}", bodyBytes.length, new String(bodyBytes, StandardCharsets.UTF_8));
long startTime = System.currentTimeMillis();
conn.getOutputStream().write(bodyBytes);
conn.getOutputStream().flush();
int responseCode = conn.getResponseCode();
// connectMs = 建立连接 + 写出 body + 收到 HTTP 响应头的时间
// (注意:SSE 的响应头几乎立刻到达,body 还在流式传输,所以这里耗时很短)
long connectMs = System.currentTimeMillis() - startTime;
if (responseCode != 200) {
String error = readErrorStream(conn);
long totalMs = connectMs;
LLM_HTTP.debug("[Hermes-RESP] HTTP {} (total={}ms), error: {}", responseCode, totalMs, error);
throw new RuntimeException("Hermes Bridge 返回 HTTP " + responseCode + ": " + error);
}
long streamStart = System.currentTimeMillis();
HermesRunResult result = parseSseResponse(conn, req.nodeId, req.sink);
// streamMs = 读取 SSE 流式 body 的耗时(这才是真正的 Agent 执行时间,包含所有 LLM 调用与工具循环)
long streamMs = System.currentTimeMillis() - streamStart;
long totalMs = System.currentTimeMillis() - startTime;
// === 响应 DEBUG 日志(分别记录连接耗时与流式读取耗时,便于定位卡点) ===
LLM_HTTP.debug("[Hermes-RESP] HTTP 200, connect={}ms, stream={}ms, total={}ms, finalText 长度={}, logs 数={}",
connectMs, streamMs, totalMs,
result.getFinalText() == null ? 0 : result.getFinalText().length(),
result.getLogs() == null ? 0 : result.getLogs().size());
LLM_HTTP.debug("[Hermes-RESP] finalText: {}", result.getFinalText());
LLM_HTTP.debug("[Hermes-RESP] ========== 请求结束 ==========");
return result;
}
/**
* H-2:消费 errorStream,避免 keep-alive 连接被 stale。
* 任何异常都吞掉(调用方已知 code != 200,只关心 error 文本作为日志)。
*/
private static String readErrorStream(HttpURLConnection conn) {
InputStream es = null;
try {
es = conn.getErrorStream();
if (es == null) return "";
try (BufferedReader reader = new BufferedReader(new InputStreamReader(es, StandardCharsets.UTF_8))) {
StringBuilder sb = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) sb.append(line);
return sb.toString();
}
} catch (IOException e) {
return "";
} finally {
// 消费完后立即断开,释放底层 socket(避免 keep-alive 残留)
conn.disconnect();
}
}
/**
* M-5:Hermes Agent 运行请求参数对象(不可变 + fluent setter)。
*
* 用法:
* {@code
* HermesRunResult r = client.run(HermesRunRequest.of(prompt, msg, 100)
* .hermesHome("/data/.hermes")
* .workingDir(workDir)
* .nodeId(nodeId)
* .sink(sink)
* .sessionId(sessionKey)
* .modelConfig(modelConfig));
* }
*/
public static final class HermesRunRequest {
private final String systemPrompt;
private final String userMessage;
private final int maxIterations;
private String hermesHome;
private String workingDir;
private String nodeId;
private NodeStreamSink sink;
private String sessionId;
private Map modelConfig;
private HermesRunRequest(String systemPrompt, String userMessage, int maxIterations) {
this.systemPrompt = systemPrompt;
this.userMessage = userMessage;
this.maxIterations = maxIterations;
}
public static HermesRunRequest of(String systemPrompt, String userMessage, int maxIterations) {
return new HermesRunRequest(systemPrompt, userMessage, maxIterations);
}
public HermesRunRequest hermesHome(String v) { this.hermesHome = v; return this; }
public HermesRunRequest workingDir(String v) { this.workingDir = v; return this; }
public HermesRunRequest nodeId(String v) { this.nodeId = v; return this; }
public HermesRunRequest sink(NodeStreamSink v) { this.sink = v; return this; }
public HermesRunRequest sessionId(String v) { this.sessionId = v; return this; }
public HermesRunRequest modelConfig(Map v) { this.modelConfig = v; return this; }
}
/**
* 解析 SSE 响应流,收集日志并提取最终回复。
* 若 sink 非 null:thinking 通过 sink 实时推送(不进 logs),工具事件同时进 logs 和 sink。
* 若 sink 为 null:thinking 进 logs(兼容旧行为)。
*/
private HermesRunResult parseSseResponse(HttpURLConnection conn, String nodeId, NodeStreamSink sink) throws Exception {
StringBuilder finalResponse = new StringBuilder();
List logs = new ArrayList<>();
try (BufferedReader reader = new BufferedReader(
new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8))) {
String eventType = "";
String line;
while ((line = reader.readLine()) != null) {
if (line.startsWith("event: ")) {
eventType = line.substring(7).trim();
} else if (line.startsWith("data: ")) {
String dataJson = line.substring(6);
JsonNode data = objectMapper.readTree(dataJson);
switch (eventType) {
case "tool_start" -> {
String tool = data.path("tool").asText("?");
String args = data.has("args") ? objectMapper.writeValueAsString(data.get("args")) : null;
String argsTrunc = truncate(args, 500);
logs.add(ExecutionLog.toolCall(tool, argsTrunc));
if (sink != null) {
try {
sink.emit(nodeId, "tool_call", argsTrunc, tool);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 tool_call 失败: {}", ex.getMessage());
}
}
log.debug("[Hermes] 工具调用: {}", tool);
}
case "tool_end" -> {
String tool = data.path("tool").asText("?");
String summary = data.path("result_summary").asText("");
String summaryTrunc = truncate(summary, 500);
logs.add(ExecutionLog.toolResult(tool, summaryTrunc));
if (sink != null) {
try {
sink.emit(nodeId, "tool_result", summaryTrunc, tool);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 tool_result 失败: {}", ex.getMessage());
}
}
log.debug("[Hermes] 工具完成: {}", tool);
}
case "text" -> {
String delta = data.path("content").asText("");
if (!delta.isEmpty()) {
// thinking 既要实时推送(流式 UI),也要进入 logs(运行记录可回放)
logs.add(ExecutionLog.thinking(delta));
if (sink != null) {
try {
sink.emit(nodeId, "thinking", delta, null);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 thinking 失败: {}", ex.getMessage());
}
}
}
}
// v1.1:每轮 LLM 调用前的进度(iteration + prev_tools)
case "step" -> {
int iteration = data.path("iteration").asInt(0);
String prevToolsJson = data.has("prev_tools")
? objectMapper.writeValueAsString(data.get("prev_tools")) : "[]";
logs.add(ExecutionLog.step(iteration, prevToolsJson));
if (sink != null) {
try {
sink.emit(nodeId, "step",
"{\"iteration\":" + iteration + ",\"prev_tools\":" + prevToolsJson + "}",
null);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 step 失败: {}", ex.getMessage());
}
}
}
// v1.1:实时状态文案(覆盖式,如"压缩上下文中")
case "status" -> {
String message = data.path("message").asText("");
if (!message.isEmpty()) {
logs.add(ExecutionLog.status(message));
if (sink != null) {
try {
sink.emit(nodeId, "status", message, null);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 status 失败: {}", ex.getMessage());
}
}
}
}
// v1.1:thinking_callback 透传(Hermes 思考增量,与 text 区分用于实时思考区展示)
case "thinking_status" -> {
String content = data.path("content").asText("");
if (!content.isEmpty()) {
if (sink != null) {
try {
// 前端按 kind=status 聚合到"实时思考"区
sink.emit(nodeId, "status", content, null);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 thinking_status 失败: {}", ex.getMessage());
}
}
}
}
// v1.1:工具细粒度进度(event_type + name + preview/args)
case "tool_progress" -> {
String tpEventType = data.path("event_type").asText("");
String toolName = data.path("name").asText(null);
String preview = data.has("preview")
? objectMapper.writeValueAsString(data.get("preview")) : null;
String detailJson = (preview != null) ? preview
: (data.has("args") ? objectMapper.writeValueAsString(data.get("args")) : "{}");
logs.add(ExecutionLog.toolProgress(tpEventType, detailJson));
if (sink != null) {
try {
sink.emit(nodeId, "tool_progress",
"{\"event_type\":\"" + tpEventType + "\",\"name\":\"" + toolName
+ "\",\"preview\":" + (preview != null ? preview : "null") + "}",
toolName);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 tool_progress 失败: {}", ex.getMessage());
}
}
}
// v1.1:todo 工具完整输出(前端解析后渲染 TODO List)
// Python 端 hermes_bridge.py 已用 json.dumps 把 result 序列化为字符串,
// 这里用 asText 取字符串原值,避免 writeAsString 再次转义导致前端二次 parse 失败
case "todo_update" -> {
String fullJson = data.path("result").asText("{}");
logs.add(ExecutionLog.todoUpdate(fullJson));
if (sink != null) {
try {
sink.emit(nodeId, "todo_update", fullJson, "todo");
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 todo_update 失败: {}", ex.getMessage());
}
}
}
// v1.1:模型请求用户确认(Askfor 区域)
// 注意:clarify_request 不结束 SSE 读取循环,Bridge 在 Python 侧同步等待用户回答后
// 才会继续推送后续事件。这里只负责把请求转发给前端,不中断 readLine。
case "clarify_request" -> {
String clarifyId = data.path("clarify_id").asText("");
String question = data.path("question").asText("");
String choicesJson = data.has("choices")
? objectMapper.writeValueAsString(data.get("choices")) : "[]";
logs.add(ExecutionLog.clarifyRequest(clarifyId, question, choicesJson));
if (sink != null) {
try {
// H-4:原手工拼接 JSON 缺乏对 \n / \\ 等特殊字符的转义,
// 前端 JSON.parse 易失败。改用 ObjectMapper 构造保证 JSON 合法。
com.fasterxml.jackson.databind.node.ObjectNode clarifyPayload =
objectMapper.createObjectNode();
clarifyPayload.put("clarify_id", clarifyId);
clarifyPayload.put("question", question);
clarifyPayload.set("choices", objectMapper.readTree(choicesJson));
sink.emit(nodeId, "clarify_request",
objectMapper.writeValueAsString(clarifyPayload), null);
} catch (Exception ex) {
log.warn("[Hermes] sink 推送 clarify_request 失败: {}", ex.getMessage());
}
}
log.info("[Hermes] 请求用户确认 clarify_id={}, question={}", clarifyId, question);
}
case "done" -> finalResponse.append(data.path("content").asText(""));
case "error" -> {
String msg = data.path("message").asText("未知错误");
logs.add(ExecutionLog.error(msg));
throw new RuntimeException("Hermes Agent 执行错误: " + msg);
}
default -> {}
}
eventType = "";
}
}
}
String finalText = finalResponse.toString();
// B: 错误响应嗅探 —— Hermes Agent / hermes-agent 底层把 LLM 失败描述当作 final_response 返回,
// 这里通过可配置模式列表识别 4xx/限流/认证失败等典型错误,命中即抛 HermesErrorResponseException,
// 由 HermesAgentExecutor / HermesSmartActionExecutor 转化为 NodeExecutionResult.failed
if (errorPatternService != null) {
HermesErrorPatternService.ErrorDetectionResult detection = errorPatternService.isErrorResponse(finalText);
if (detection.isError()) {
String errMsg = String.format("Hermes Agent 响应被识别为错误(命中模式「%s」): %s",
detection.getMatchedPatternName(), truncate(finalText, 200));
LLM_HTTP.warn("[Hermes-RESP] 错误响应嗅探命中: pattern={}, response(截断)={}",
detection.getMatchedPatternName(), truncate(finalText, 500));
throw new HermesErrorResponseException(errMsg, detection.getMatchedPatternName());
}
}
return new HermesRunResult(finalText, logs);
}
private String truncate(String text, int maxLen) {
if (text == null) return null;
return text.length() <= maxLen ? text : text.substring(0, maxLen) + "...";
}
/**
* 高效执行策略前置 prompt。
*
* 用于解决 Hermes Agent 执行慢的几个根因(基于日志分析):
*
* - ② LLM 猜错技能名导致无效工具调用(readme-gen / git-commit-log-gen 等不存在)
* - ③ 中间轮次过度消化工具结果,每轮都生成几百 token 的「思考总结」
* - ④ read_file 整个大文件导致 in= token 雪球式膨胀(23k→50k)
* - ⑤ 探索完成后仍在循环验证,多出 2-3 轮无意义 LLM 调用
*
*
* 这是「软优化」——通过 prompt 引导 LLM 自主控制上下文,而非硬性截断。
* 对比修改 hermes-agent 内部的 trajectory_compressor,这种方式风险最低、维护成本最小。
*/
private static final String EFFICIENCY_PROMPT_TEMPLATE =
"=== 执行策略提示(必须严格遵守)===\n\n" +
"## 可用技能(skill_view 调用时请使用精确名,禁止猜测)\n%s\n\n" +
"## 技能根目录(构造脚本路径时必须使用,禁止凭记忆猜测)\n" +
"所有技能文件位于:%s\n" +
"技能的脚本/资源绝对路径 = 上述根目录 + /技能名/技能内相对路径," +
"例如技能 foo 的 scripts/run.py 的绝对路径为「技能根目录/foo/scripts/run.py」。\n" +
"SKILL.md 中的相对路径均相对于该技能自身目录;terminal 的工作目录不是技能目录," +
"执行脚本前必须先按此规则拼接出完整绝对路径。\n\n" +
"## 高效执行原则\n" +
"1. 一次性产出:明确目标后,应一次性生成所有需要的文件/输出," +
"不要每完成一个小步骤就停下来生成中间总结,避免多消耗 1 轮 LLM 调用。\n" +
"2. 摘要工具优先:当文件较大(>200 行)时,优先使用 head_file / search_files / grep " +
"等摘要工具定位关键内容,避免直接 read_file 整个大文件——上下文膨胀会让后续每一轮都更慢。\n" +
"3. 控制探索深度:达到目标即停止,不要重复读取已知信息、反复验证;" +
"任务完成后用一句话告知「已完成」,不要生成冗长总结报告。\n" +
"4. 工具结果复用:上一轮已经读到的内容,本轮不要重复读取;" +
"如需引用,直接基于已读内容作答。\n\n" +
"## 注意\n" +
"上述原则是「在合适场景下」的优化指引。当任务确实需要逐项探索(如多文件批量分析)时," +
"可按需展开;但不要为了「显得认真」而增加无意义的中间步骤。\n";
/**
* 在原始 system_prompt 前追加「执行策略提示」。
*
* @param hermesHome 本次运行的 HERMES_HOME(其下应有 skills 子目录),用于扫描可用技能列表
* @param basePrompt 调用方提供的原始 system_prompt(如 SKILL.md 内容),可为 null
* @return 增强后的 system_prompt;若 basePrompt 为空且无可用技能列表,返回 null(不发 system_prompt)
*/
private String buildEnhancedSystemPrompt(String hermesHome, String basePrompt) {
String skillsList = scanAvailableSkills(hermesHome);
String skillsRoot = Paths.get(hermesHome, "skills").toString();
String efficiencySection = String.format(EFFICIENCY_PROMPT_TEMPLATE, skillsList, skillsRoot);
if (basePrompt == null || basePrompt.isBlank()) {
return efficiencySection;
}
return efficiencySection + "\n---\n\n" + basePrompt;
}
/**
* 扫描 HERMES_HOME/skills 目录,返回逗号分隔的技能 folderName 列表。
* 扫描失败时返回占位文案(不影响主流程)。
*
* 每次扫描开销很小(单次 Files.list,几十毫秒级),相对于 Hermes 整体上百秒的耗时可以忽略,
* 因此不做缓存——这也避免了「运行时新增技能但缓存未更新」的问题。
*/
private String scanAvailableSkills(String hermesHome) {
if (hermesHome == null || hermesHome.isBlank()) {
return "(未提供 hermes_home,无法列出)";
}
Path skillsDir = Paths.get(hermesHome, "skills");
if (!Files.isDirectory(skillsDir)) {
return "(skills 目录不存在于 " + skillsDir + ")";
}
List names = new ArrayList<>();
try (Stream entries = Files.list(skillsDir)) {
entries.filter(Files::isDirectory)
.map(p -> p.getFileName().toString())
.filter(s -> !s.startsWith(".") && !s.equals("__pycache__"))
.sorted()
.forEach(names::add);
} catch (IOException e) {
log.warn("[HermesBridgeClient] 扫描技能目录失败: {}", e.getMessage());
return "(扫描失败: " + e.getMessage() + ")";
}
if (names.isEmpty()) {
return "(无)";
}
return String.join(", ", names);
}
/**
* v1.1:向 Bridge 提交用户对 clarify_request 的回答。
*
* 由 WorkflowController 在收到前端 POST /runs/{runId}/resume 时调用。
* Bridge 收到后会调用 clarify_gateway.resolve_gateway_clarify,
* 唤醒在 on_clarify 回调中阻塞等待的 Hermes Agent 线程。
*
* @param clarifyId clarify_request 事件携带的 clarify_id
* @param answer 用户回答(选项值或自定义文本)
* @return true 表示 Bridge 报告已成功唤醒等待方;false 表示未找到对应 clarify 或已过期
*/
public boolean submitClarifyAnswer(String clarifyId, String answer) {
String url = "http://127.0.0.1:" + properties.getBridge().getPort()
+ "/clarify/" + clarifyId + "/answer";
HttpURLConnection conn = null;
try {
// H-3:单线程构建请求体,用 LinkedHashMap 即可,无需 ConcurrentHashMap
Map body = new LinkedHashMap<>();
body.put("answer", answer == null ? "" : answer);
byte[] bodyBytes = objectMapper.writeValueAsBytes(body);
// === 请求 DEBUG 日志(仅写入 LLM 日志文件,不输出到控制台) ===
LLM_HTTP.debug("[Hermes-Clarify-REQ] ========== 请求开始 ==========");
LLM_HTTP.debug("[Hermes-Clarify-REQ] POST {}", url);
LLM_HTTP.debug("[Hermes-Clarify-REQ] Body ({} bytes): {}", bodyBytes.length,
new String(bodyBytes, StandardCharsets.UTF_8));
conn = (HttpURLConnection) URI.create(url).toURL().openConnection();
conn.setRequestMethod("POST");
conn.setDoOutput(true);
conn.setRequestProperty("Content-Type", "application/json");
String authToken = properties.getBridge().getAuthToken();
if (authToken != null && !authToken.isBlank()) {
conn.setRequestProperty("X-Bridge-Token", authToken);
}
conn.setConnectTimeout(3000);
conn.setReadTimeout(5000);
long startTime = System.currentTimeMillis();
conn.getOutputStream().write(bodyBytes);
conn.getOutputStream().flush();
int code = conn.getResponseCode();
long elapsed = System.currentTimeMillis() - startTime;
if (code != 200) {
// H-2:必须消费 errorStream 否则 keep-alive 连接残留 stale socket
consumeQuietly(conn.getErrorStream());
LLM_HTTP.debug("[Hermes-Clarify-RESP] HTTP {} ({}ms),非 200,无 body", code, elapsed);
LLM_HTTP.debug("[Hermes-Clarify-RESP] ========== 请求结束 ==========");
log.warn("[HermesBridgeClient] /clarify/{}/answer 返回非 200: {}", clarifyId, code);
return false;
}
// 解析响应中的 resolved 字段
try (BufferedReader reader = new BufferedReader(
new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8))) {
StringBuilder sb = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) sb.append(line);
String respBody = sb.toString();
JsonNode resp = objectMapper.readTree(respBody);
boolean resolved = resp.path("resolved").asBoolean(false);
// === 响应 DEBUG 日志 ===
LLM_HTTP.debug("[Hermes-Clarify-RESP] HTTP 200 ({}ms), body 长度={}, resolved={}",
elapsed, respBody.length(), resolved);
LLM_HTTP.debug("[Hermes-Clarify-RESP] Body: {}", respBody);
LLM_HTTP.debug("[Hermes-Clarify-RESP] ========== 请求结束 ==========");
log.info("[HermesBridgeClient] clarify 回答已提交 clarify_id={}, resolved={}", clarifyId, resolved);
return resolved;
}
} catch (Exception e) {
LLM_HTTP.debug("[Hermes-Clarify-RESP] 异常: {}", e.getMessage());
LLM_HTTP.debug("[Hermes-Clarify-RESP] ========== 请求结束 ==========");
log.warn("[HermesBridgeClient] 提交 clarify 回答失败 clarify_id={}: {}", clarifyId, e.getMessage());
return false;
} finally {
// H-2:统一在 finally 中 disconnect,无论成功/失败都释放连接
if (conn != null) {
try { conn.disconnect(); } catch (Exception ignore) { /* ignore */ }
}
}
}
/** H-2:静默消费输入流至 EOF,避免 keep-alive 连接残留 stale socket。 */
private static void consumeQuietly(InputStream is) {
if (is == null) return;
try {
byte[] buf = new byte[1024];
// 最多读 64KB,避免极端情况下无限读取
int total = 0;
int n;
while (total < 65536 && (n = is.read(buf)) != -1) {
total += n;
}
} catch (IOException ignore) {
// 静默吞掉,调用方已知道 code != 200
}
}
/**
* 通知 Bridge 清空技能索引缓存与 Agent 池,使新同步的技能立即生效。
* 由 HermesSkillSyncService 在技能写时同步后调用;失败仅记录日志,不影响主流程。
*/
public void invalidateSkillsCache() {
String url = "http://127.0.0.1:" + properties.getBridge().getPort() + "/skills/invalidate";
try {
HttpURLConnection conn = (HttpURLConnection) URI.create(url).toURL().openConnection();
conn.setRequestMethod("POST");
String authToken = properties.getBridge().getAuthToken();
if (authToken != null && !authToken.isBlank()) {
conn.setRequestProperty("X-Bridge-Token", authToken);
}
conn.setConnectTimeout(3000);
conn.setReadTimeout(5000);
int code = conn.getResponseCode();
if (code != 200) {
log.warn("[HermesBridgeClient] /skills/invalidate 返回非 200: {}", code);
} else {
log.info("[HermesBridgeClient] Bridge 技能缓存已失效");
}
conn.disconnect();
} catch (Exception e) {
// Bridge 未启动或不可达时静默降级:下次 Bridge 重启后进程级缓存自然重建
log.warn("[HermesBridgeClient] 调用 /skills/invalidate 失败(Bridge 可能未就绪): {}", e.getMessage());
}
}
}