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Add agent OpenTelemetry run observability
2026-06-24 14:56:59 +01:00

83 行
2.7 KiB
Go

package agent
import (
"context"
"testing"
"go-micro.dev/v6/ai"
"go-micro.dev/v6/store"
"go.opentelemetry.io/otel/sdk/trace"
"go.opentelemetry.io/otel/sdk/trace/tracetest"
)
type otelTestModel struct{ opts ai.Options }
func (m *otelTestModel) Init(opts ...ai.Option) error {
for _, o := range opts {
o(&m.opts)
}
return nil
}
func (m *otelTestModel) Options() ai.Options { return m.opts }
func (m *otelTestModel) String() string { return "oteltest" }
func (m *otelTestModel) Stream(context.Context, *ai.Request, ...ai.GenerateOption) (ai.Stream, error) {
return nil, nil
}
func (m *otelTestModel) Generate(ctx context.Context, req *ai.Request, opts ...ai.GenerateOption) (*ai.Response, error) {
if m.opts.ToolHandler != nil {
_ = m.opts.ToolHandler(ctx, ai.ToolCall{ID: "call-1", Name: "probe", Input: map[string]any{"ok": true}})
}
return &ai.Response{Reply: "done", Usage: ai.Usage{InputTokens: 2, OutputTokens: 3, TotalTokens: 5}}, nil
}
func init() {
ai.Register("oteltest", func(opts ...ai.Option) ai.Model { return &otelTestModel{opts: ai.NewOptions(opts...)} })
}
func TestAgentOpenTelemetrySpans(t *testing.T) {
exp := tracetest.NewInMemoryExporter()
tp := trace.NewTracerProvider(trace.WithSyncer(exp))
st := store.NewMemoryStore()
a := New(Name("runner"), Provider("oteltest"), Model("unit-model"), WithStore(st), TraceProvider(tp), WithTool("probe", "probe", nil, func(context.Context, map[string]any) (string, error) { return "ok", nil }))
if _, err := a.Ask(context.Background(), "hello"); err != nil {
t.Fatal(err)
}
spans := exp.GetSpans().Snapshots()
want := map[string]bool{spanNameRun: false, spanNameModelCall: false, spanNameToolCall: false}
for _, s := range spans {
if _, ok := want[s.Name()]; ok {
want[s.Name()] = true
}
}
for name, seen := range want {
if !seen {
t.Fatalf("span %s not emitted; got %d spans", name, len(spans))
}
}
keys, err := store.Scope(st, "agent", "runner").List(store.ListPrefix("runs/"))
if err != nil {
t.Fatal(err)
}
if len(keys) == 0 {
t.Fatal("expected run events to be recorded")
}
}
func TestAgentOpenTelemetryNoopWhenUnconfigured(t *testing.T) {
st := store.NewMemoryStore()
a := New(Name("runner-noop"), Provider("oteltest"), WithStore(st), WithTool("probe", "probe", nil, func(context.Context, map[string]any) (string, error) { return "ok", nil }))
if _, err := a.Ask(context.Background(), "hello"); err != nil {
t.Fatal(err)
}
keys, err := store.Scope(st, "agent", "runner-noop").List(store.ListPrefix("runs/"))
if err != nil {
t.Fatal(err)
}
if len(keys) != 0 {
t.Fatalf("expected no run timeline without TraceProvider, got %v", keys)
}
if _, ok := a.(*agentImpl).model.(*tracedModel); ok {
t.Fatal("model should not be wrapped when TraceProvider is nil")
}
}