feat(memory): P1 长期记忆升级 —— 异步攒批 Consolidate + 软删 + importance/last_seen #1

Merged
Blizzard merged 181 commits from feat/wails3 into main 2026-07-17 01:12:32 +00:00
3 changed files with 118 additions and 38 deletions
Showing only changes of commit 53669437d5 - Show all commits
@@ -47,6 +47,8 @@ class McpGateway:
self.interpreter = CodeInterpreter() # Docker 隔离沙箱 self.interpreter = CodeInterpreter() # Docker 隔离沙箱
self._nc: nats.NATS | None = None self._nc: nats.NATS | None = None
self._tools: dict[str, callable] = {} self._tools: dict[str, callable] = {}
# 单实例工具并发上限(垂直扩);队列组多副本再叠加水平扩。
self._sem = asyncio.Semaphore(int(os.getenv("MCP_TOOL_CONCURRENCY", "16")))
async def register_tools(self) -> None: async def register_tools(self) -> None:
"""注册工具名 → 处理协程。""" """注册工具名 → 处理协程。"""
@@ -77,7 +79,12 @@ class McpGateway:
await asyncio.Event().wait() await asyncio.Event().wait()
async def _on_call(self, msg) -> None: async def _on_call(self, msg) -> None:
"""解析 ToolCall → 路由到工具 → Respond ToolResult""" """立即派发到独立 task 并发处理,不阻塞订阅消息循环(nats-py 单订阅回调本是串行 await)"""
asyncio.create_task(self._handle(msg))
async def _handle(self, msg) -> None:
"""解析 ToolCall → 路由到工具 → Respond ToolResult(限并发)。"""
async with self._sem:
try: try:
req = json.loads(msg.data) req = json.loads(msg.data)
except Exception as e: # noqa: BLE001 except Exception as e: # noqa: BLE001
+25 -4
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@@ -233,11 +233,31 @@ func (b *Bus) CallTool(ctx context.Context, subject string, call *contract.ToolC
// ToolHandler 处理一次工具调用并返回结果。 // ToolHandler 处理一次工具调用并返回结果。
type ToolHandler func(ctx context.Context, call *contract.ToolCall) *contract.ToolResult type ToolHandler func(ctx context.Context, call *contract.ToolCall) *contract.ToolResult
// ServeTool 以队列组订阅工具主题(可用通配 sundynix.tools.go.>), // toolConcurrency 返回单实例工具并发处理上限(env MCP_TOOL_CONCURRENCY,默认 16)。
// 对每个请求调用 h 并 Respond,队列组内多副本自动负载均衡。 func toolConcurrency() int {
// 返回的 unsub 用于退订。 if v := os.Getenv("MCP_TOOL_CONCURRENCY"); v != "" {
if n, err := strconv.Atoi(v); err == nil && n > 0 {
return n
}
}
return 16
}
// ServeTool 以队列组订阅工具主题(可用通配 sundynix.tools.go.>),队列组内多副本自动负载均衡(水平扩)。
// 单实例内每个请求分发到独立 goroutine 并发处理(垂直扩,上限 MCP_TOOL_CONCURRENCY)——
// 回调立即返回不阻塞 NATS 投递;信号量约束同时执行的 handler 数。返回的 unsub 用于退订。
func (b *Bus) ServeTool(subject, queue string, h ToolHandler) (unsub func() error, err error) { func (b *Bus) ServeTool(subject, queue string, h ToolHandler) (unsub func() error, err error) {
sem := make(chan struct{}, toolConcurrency())
sub, err := b.nc.QueueSubscribe(subject, queue, func(m *nats.Msg) { sub, err := b.nc.QueueSubscribe(subject, queue, func(m *nats.Msg) {
// 立即起 goroutine 并返回,让 NATS 继续投递下一条(核心 NATS 单订阅回调本是串行)。
go func() {
sem <- struct{}{} // 限并发:超额则在此短暂排队
defer func() {
<-sem
if r := recover(); r != nil { // handler panic → 回错误结果,调用方不必干等超时
respond(m, &contract.ToolResult{OK: false, Error: fmt.Sprintf("tool panic: %v", r)})
}
}()
var call contract.ToolCall var call contract.ToolCall
if err := json.Unmarshal(m.Data, &call); err != nil { if err := json.Unmarshal(m.Data, &call); err != nil {
respond(m, &contract.ToolResult{OK: false, Error: "bad tool call: " + err.Error()}) respond(m, &contract.ToolResult{OK: false, Error: "bad tool call: " + err.Error()})
@@ -248,12 +268,13 @@ func (b *Bus) ServeTool(subject, queue string, h ToolHandler) (unsub func() erro
mctx, span := tracer().Start(mctx, "tool.serve "+call.Tool, mctx, span := tracer().Start(mctx, "tool.serve "+call.Tool,
trace.WithSpanKind(trace.SpanKindServer), trace.WithSpanKind(trace.SpanKindServer),
trace.WithAttributes(attribute.String("sundynix.tool", call.Tool))) trace.WithAttributes(attribute.String("sundynix.tool", call.Tool)))
defer span.End()
res := h(mctx, &call) res := h(mctx, &call)
if res != nil { if res != nil {
span.SetAttributes(attribute.Bool("sundynix.tool.ok", res.OK)) span.SetAttributes(attribute.Bool("sundynix.tool.ok", res.OK))
} }
span.End()
respond(m, res) respond(m, res)
}()
}) })
if err != nil { if err != nil {
return nil, fmt.Errorf("serve tool %s: %w", subject, err) return nil, fmt.Errorf("serve tool %s: %w", subject, err)
+52
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@@ -254,3 +254,55 @@ func TestConcurrentConsume(t *testing.T) {
t.Fatal("B 被阻塞的 A 卡住——并发消费未生效(仍是串行)") t.Fatal("B 被阻塞的 A 卡住——并发消费未生效(仍是串行)")
} }
} }
// TestConcurrentToolServe 验证单实例工具服务并发:一个慢工具调用不阻塞另一个快调用。
// 旧的串行 ServeTool 下本测试会超时失败。
func TestConcurrentToolServe(t *testing.T) {
url := startEmbeddedNATS(t)
srv, err := bus.Connect(url)
if err != nil {
t.Fatalf("server connect: %v", err)
}
defer srv.Close()
blockSlow := make(chan struct{})
unsub, err := srv.ServeTool(contract.SubjectToolsGoAll, contract.QueueToolsGo,
func(_ context.Context, call *contract.ToolCall) *contract.ToolResult {
if call.Tool == "slow" {
<-blockSlow // 模拟慢工具(如 RAG 嵌入)
}
return &contract.ToolResult{OK: true, Content: call.Tool}
})
if err != nil {
t.Fatalf("serve tool: %v", err)
}
defer unsub()
defer close(blockSlow)
cli, err := bus.Connect(url)
if err != nil {
t.Fatalf("client connect: %v", err)
}
defer cli.Close()
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
// 先发 slow(会阻塞在 handler 里),再发 fast——fast 应在 slow 仍阻塞时返回。
go func() {
_, _ = cli.CallTool(ctx, contract.ToolSubjectGo("slow"), &contract.ToolCall{Tool: "slow"})
}()
time.Sleep(300 * time.Millisecond)
fctx, fcancel := context.WithTimeout(ctx, 3*time.Second)
defer fcancel()
res, err := cli.CallTool(fctx, contract.ToolSubjectGo("fast"), &contract.ToolCall{Tool: "fast"})
if err != nil {
t.Fatalf("fast 工具被慢工具阻塞——单实例并发未生效: %v", err)
}
if res.Content != "fast" {
t.Fatalf("unexpected result: %q", res.Content)
}
t.Log("✓ 单实例工具并发生效:slow 仍阻塞时 fast 已返回")
}