Reflow comments over the reflow width

[onechat] / subagent_run.go

diff --git a/subagent_run.go b/subagent_run.go
index c5e98df7e0f15316f14be60563f0aee4a35d5b60..faa6207919d890d4c0c152a1275b4a99ccf9197e 100644 (file)
--- a/subagent_run.go
+++ b/subagent_run.go
@@ -5,7 +5,7 @@ import (
        "encoding/json"
        "errors"
        "fmt"
-       "log"
+       "log/slog"
        "maps"
        "os"
        "path/filepath"
@@ -69,7 +69,7 @@ type SubagentRuns struct {
        report    func(name, text, status string)
        note      func(text string) error
        fail      func(err error)
-       logger    *log.Logger
+       logger    *slog.Logger
        notify    func(Event)
 
        mutex   sync.Mutex
@@ -243,7 +243,7 @@ func (r *SubagentRuns) Resume(ctx context.Context) error {
        for _, name := range names {
                _, err = r.Tell(ctx, name, text)
                if err != nil {
-                       r.logger.Printf("subagent %s lost at restart: %v", name, err)
+                       r.logger.Error("subagent lost at restart", "name", name, "err", err)
                        r.report(name, subagentReport(name, []string{"failed: " + err.Error()}), subagentFailed)
                }
        }
@@ -256,6 +256,18 @@ func (r *SubagentRuns) Resume(ctx context.Context) error {
        return r.save()
 }
 
+// Snapshot locks the run state, memory, and subagent logs while snapshot reads
+// the agent files. The lock order agrees with Stop, which logs under the run
+// lock.
+func (r *SubagentRuns) Snapshot(ctx context.Context, snapshot func() error) error {
+       r.mutex.Lock()
+       defer r.mutex.Unlock()
+
+       return r.memory.Snapshot(ctx, func() error {
+               return r.subagents.Snapshot(ctx, snapshot)
+       })
+}
+
 // Close ends every run and waits for them. No subagent starts after Close.
 func (r *SubagentRuns) Close() {
        r.mutex.Lock()
@@ -355,7 +367,7 @@ func (r *SubagentRuns) start(ctx context.Context, run *SubagentRun) error {
        r.mutex.Unlock()
 
        run.started = r.subagents.clock()
-       r.logger.Printf("subagent %s started", run.subagent.name)
+       r.logger.Info("subagent started", "name", run.subagent.name)
        r.notify(Event{
                Kind: "subagent",
                Text: run.subagent.name,
@@ -412,8 +424,9 @@ func (r *SubagentRuns) workPath() string {
 }
 
 // run runs the chains of run and reports and logs its end with the length of
-// the run, unless Close ended it. A chain follows while messages wait after the final answer of the chain before
-// it, and no chain failed. A chain that Stop ends gives the reply "stopped".
+// the run, unless Close ended it. A chain follows while messages wait after the
+// final answer of the chain before it, and no chain failed. A chain that Stop
+// ends gives the reply "stopped".
 func (r *SubagentRuns) run(ctx context.Context, run *SubagentRun) {
        defer r.workers.Done()
        defer run.cancel()
@@ -470,14 +483,14 @@ func (r *SubagentRuns) run(ctx context.Context, run *SubagentRun) {
                status = subagentStopped
        }
 
-       length := durationText(r.subagents.clock().Sub(run.started))
+       length := r.subagents.clock().Sub(run.started)
        switch status {
        case subagentStopped:
-               r.logger.Printf("subagent %s stopped after %s", run.subagent.name, length)
+               r.logger.Info("subagent stopped", "name", run.subagent.name, "after", length)
        case subagentFailed:
-               r.logger.Printf("subagent %s failed after %s: %v", run.subagent.name, length, failure)
+               r.logger.Error("subagent failed", "name", run.subagent.name, "after", length, "err", failure)
        default:
-               r.logger.Printf("subagent %s done after %s", run.subagent.name, length)
+               r.logger.Info("subagent done", "name", run.subagent.name, "after", length)
        }
 
        r.report(run.subagent.name, subagentReport(run.subagent.name, replies), status)
@@ -503,11 +516,13 @@ func (r *SubagentRuns) chain(ctx context.Context, run *SubagentRun) (string, err
        input = append(input, modelUserMessage(r.state()), modelUserMessage(log))
        chain := &Chain{
                client: r.client,
+               images: r.agent.Images(),
                tools: &Toolbox{
                        log:       run.subagent,
                        chat:      r.memory,
                        subagents: r.subagents,
                        workdir:   run.subagent.WorkDir(),
+                       images:    r.agent.Images(),
                },
                request: ModelRequest{
                        Model:        r.agent.config.Model,
@@ -538,8 +553,8 @@ func (r *SubagentRuns) take(run *SubagentRun) []Message {
 
 // SubagentRun is one run of a subagent: the view that its requests get, its
 // effort, the end of its context, the messages of Tell that wait for a request,
-// whether Stop ended it, and the time it started. The mutex of SubagentRuns protects the messages
-// and the stop.
+// whether Stop ended it, and the time it started. The mutex of SubagentRuns
+// protects the messages and the stop.
 type SubagentRun struct {
        subagent *Subagent
        view     []string