将非流式 Gemini generateContent 改为 River Worker 执行,API 通过批量状态查询等待完成,避免高并发同步请求耗尽 API 数据库连接池。\n\n生成图片在持久化时保存带哈希的资产引用,响应恢复时下载并校验后重建 Base64,数据库不保存媒体原文。请求体物化增加前置内存门禁,并扩展双 API/Worker PostgreSQL 压力测试。\n\n验证:go test ./... -count=1;go vet ./...;pnpm openapi;迁移安全检查;64 与 256 请求双角色异步 Gemini 压力测试。
277 lines
10 KiB
Go
277 lines
10 KiB
Go
package runner
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import (
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"context"
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"crypto/sha256"
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"encoding/base64"
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"encoding/hex"
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"encoding/json"
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"errors"
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"net/http"
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"net/http/httptest"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"time"
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"github.com/easyai/easyai-ai-gateway/apps/api/internal/clients"
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"github.com/easyai/easyai-ai-gateway/apps/api/internal/config"
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"github.com/easyai/easyai-ai-gateway/apps/api/internal/store"
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)
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func newLocalBinaryTestService(t *testing.T) *Service {
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t.Helper()
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return &Service{cfg: config.Config{
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LocalGeneratedStorageDir: t.TempDir(),
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LocalResultTTLHours: 24,
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LocalResultMinFreeBytes: 1,
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LocalResultMaxBytes: 1024 * 1024,
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LocalResultMaxTaskBytes: 2 * 1024 * 1024,
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}}
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}
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func TestMaterializeAndHydrateLocalBinaryResult(t *testing.T) {
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service := newLocalBinaryTestService(t)
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payload := []byte("one binary result shared across representations")
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encoded := base64.StdEncoding.EncodeToString(payload)
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input := map[string]any{
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"data": []any{
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map[string]any{
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"b64_json": encoded,
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"data_uri": "data:image/png;base64," + encoded,
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"buffer": map[string]any{
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"type": "Buffer",
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"data": bytesToAny(payload),
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"mimeType": "image/png",
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},
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},
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},
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}
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persistent, changed, err := service.materializeLocalBinaryResult(context.Background(), "task-123", input)
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if err != nil {
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t.Fatalf("materialize local binary result: %v", err)
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}
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if !changed {
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t.Fatal("expected binary result to be materialized")
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}
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item := persistent["data"].([]any)[0].(map[string]any)
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for _, key := range []string{"b64_json", "data_uri", "buffer"} {
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placeholder, ok := item[key].(string)
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if !ok || !strings.HasPrefix(placeholder, localBinaryPlaceholderPrefix) {
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t.Fatalf("%s was not replaced with a placeholder: %+v", key, item[key])
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}
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if len(placeholder) > 200 {
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t.Fatalf("%s placeholder exceeds 200 bytes: %d", key, len(placeholder))
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}
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}
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if input["data"].([]any)[0].(map[string]any)["b64_json"] != encoded {
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t.Fatal("materializer mutated the provider result")
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}
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persistentJSON, err := json.Marshal(persistent)
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if err != nil {
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t.Fatalf("marshal persistent result: %v", err)
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}
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if len(persistentJSON) > 32*1024 {
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t.Fatalf("binary-only persistent result exceeds 32KiB: %d", len(persistentJSON))
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}
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taskDir := filepath.Join(service.localBinaryResultRoot(), "task-123")
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entries, err := os.ReadDir(taskDir)
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if err != nil {
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t.Fatalf("read local result dir: %v", err)
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}
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if len(entries) != 1 {
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t.Fatalf("same payload should reuse one local file, got %d", len(entries))
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}
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taskInfo, err := os.Stat(taskDir)
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if err != nil {
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t.Fatalf("stat task directory: %v", err)
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}
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if taskInfo.Mode().Perm() != 0o750 {
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t.Fatalf("task directory mode = %v, want 0750", taskInfo.Mode().Perm())
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}
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fileInfo, err := entries[0].Info()
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if err != nil {
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t.Fatalf("stat result file: %v", err)
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}
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if fileInfo.Mode().Perm() != 0o640 {
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t.Fatalf("result file mode = %v, want 0640", fileInfo.Mode().Perm())
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}
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wire, err := service.HydrateTaskResult(context.Background(), "task-123", persistent)
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if err != nil {
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t.Fatalf("hydrate local binary result: %v", err)
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}
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wireItem := wire["data"].([]any)[0].(map[string]any)
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if wireItem["b64_json"] != encoded {
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t.Fatalf("raw Base64 mismatch: got %v", wireItem["b64_json"])
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}
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if wireItem["data_uri"] != "data:image/png;base64,"+encoded {
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t.Fatalf("data URI mismatch: got %v", wireItem["data_uri"])
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}
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if wireItem["buffer"] != encoded {
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t.Fatalf("Buffer should hydrate as Base64: got %v", wireItem["buffer"])
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}
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}
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func TestHydrateGeneratedResultAssetReference(t *testing.T) {
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payload := []byte("verified generated image bytes")
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digest := sha256.Sum256(payload)
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
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w.Header().Set("Content-Type", "image/png")
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_, _ = w.Write(payload)
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}))
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defer server.Close()
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reference := func(hash string) map[string]any {
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return map[string]any{
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"assetRef": map[string]any{
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"sha256": hash,
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"contentType": "image/png",
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"size": len(payload),
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"url": server.URL + "/generated.png",
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},
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"assetStorage": map[string]any{
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"scene": store.FileStorageSceneImageResult,
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"source": "b64_json",
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},
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}
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}
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service := &Service{}
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result := map[string]any{"data": []any{map[string]any{"b64_json": reference(hex.EncodeToString(digest[:]))}}}
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hydrated, err := service.HydrateTaskResult(context.Background(), "task-remote", result)
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if err != nil {
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t.Fatalf("hydrate generated result asset: %v", err)
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}
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item := hydrated["data"].([]any)[0].(map[string]any)
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if got, want := item["b64_json"], base64.StdEncoding.EncodeToString(payload); got != want {
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t.Fatalf("hydrated Base64=%v, want %v", got, want)
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}
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result = map[string]any{"data": []any{map[string]any{"b64_json": reference(strings.Repeat("0", 64))}}}
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_, err = service.HydrateTaskResult(context.Background(), "task-corrupted", result)
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assertClientErrorCode(t, err, "binary_result_corrupted")
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}
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func TestHydrateLocalBinaryResultReturnsExpiredAndCorruptedErrors(t *testing.T) {
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service := newLocalBinaryTestService(t)
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service.cfg.LocalResultTTLHours = 1
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encoded := base64.StdEncoding.EncodeToString([]byte("expiring result"))
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persistent, _, err := service.materializeLocalBinaryResult(context.Background(), "task-expired", map[string]any{"b64_json": encoded})
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if err != nil {
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t.Fatalf("materialize fixture: %v", err)
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}
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entries, err := os.ReadDir(filepath.Join(service.localBinaryResultRoot(), "task-expired"))
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if err != nil || len(entries) != 1 {
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t.Fatalf("read fixture result: entries=%v err=%v", entries, err)
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}
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path := filepath.Join(service.localBinaryResultRoot(), "task-expired", entries[0].Name())
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old := time.Now().Add(-2 * time.Hour)
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if err := os.Chtimes(path, old, old); err != nil {
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t.Fatalf("age fixture: %v", err)
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}
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_, err = service.HydrateTaskResult(context.Background(), "task-expired", persistent)
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assertClientErrorCode(t, err, "binary_result_expired")
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now := time.Now()
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if err := os.Chtimes(path, now, now); err != nil {
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t.Fatalf("refresh fixture: %v", err)
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}
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if err := os.WriteFile(path, []byte("tampered"), 0o640); err != nil {
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t.Fatalf("tamper fixture: %v", err)
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}
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_, err = service.HydrateTaskResult(context.Background(), "task-expired", persistent)
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assertClientErrorCode(t, err, "binary_result_corrupted")
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}
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func TestMaterializeLocalBinaryResultEnforcesLimitsAndKeepsText(t *testing.T) {
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service := newLocalBinaryTestService(t)
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service.cfg.LocalResultMaxBytes = 4
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_, _, err := service.materializeLocalBinaryResult(context.Background(), "task-large", map[string]any{
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"b64_json": base64.StdEncoding.EncodeToString([]byte("too large")),
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})
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assertClientErrorCode(t, err, "binary_result_too_large")
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persistent, changed, err := service.materializeLocalBinaryResult(context.Background(), "task-text", map[string]any{
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"message": "YWJjZA==",
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})
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if err != nil || changed || persistent["message"] != "YWJjZA==" {
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t.Fatalf("short Base64-like text should remain unchanged: result=%+v changed=%v err=%v", persistent, changed, err)
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}
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service = newLocalBinaryTestService(t)
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service.cfg.LocalResultMaxBytes = 1024
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service.cfg.LocalResultMaxTaskBytes = 8
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_, _, err = service.materializeLocalBinaryResult(context.Background(), "task-total-large", map[string]any{
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"first_base64": base64.StdEncoding.EncodeToString([]byte("12345")),
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"second_base64": base64.StdEncoding.EncodeToString([]byte("67890")),
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})
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assertClientErrorCode(t, err, "binary_result_too_large")
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if _, statErr := os.Stat(filepath.Join(service.localBinaryResultRoot(), "task-total-large")); !errors.Is(statErr, os.ErrNotExist) {
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t.Fatalf("preflight task limit must not create partial files: %v", statErr)
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}
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}
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func TestCompactExpiredTaskResultDoesNotWriteFiles(t *testing.T) {
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service := newLocalBinaryTestService(t)
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service.cfg.LocalResultMaxBytes = 1
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encoded := base64.StdEncoding.EncodeToString([]byte("already expired result"))
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persistent, changed, err := service.CompactExpiredTaskResultForStorage(context.Background(), "task-old", map[string]any{
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"b64_json": encoded,
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})
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if err != nil {
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t.Fatalf("compact expired result: %v", err)
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}
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if !changed || !localBinaryResultHasPlaceholders(persistent) {
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t.Fatalf("expired result was not compacted: %+v", persistent)
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}
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if _, err := os.Stat(filepath.Join(service.localBinaryResultRoot(), "task-old")); !errors.Is(err, os.ErrNotExist) {
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t.Fatalf("expired compaction must not create a task directory: %v", err)
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}
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_, err = service.HydrateTaskResult(context.Background(), "task-old", persistent)
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assertClientErrorCode(t, err, "binary_result_expired")
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}
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func TestLocalBinaryStorageUnavailableDoesNotRetryProvider(t *testing.T) {
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err := localBinaryStorageError(errors.New("write failed"))
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assertClientErrorCode(t, err, "local_result_storage_unavailable")
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if clients.IsRetryable(err) {
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t.Fatal("local result storage failure must not call the provider again")
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}
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if retryDecisionForCandidate(store.RuntimeModelCandidate{}, err).Retry {
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t.Fatal("local result storage failure must not retry the same provider client")
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}
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if failoverDecisionForCandidate(store.RunnerPolicy{}, store.RuntimeModelCandidate{}, err).Retry {
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t.Fatal("local result storage failure must not fail over to another provider")
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}
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service := newLocalBinaryTestService(t)
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service.cfg.LocalResultMinFreeBytes = 1 << 62
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_, _, err = service.materializeLocalBinaryResult(context.Background(), "task-low-disk", map[string]any{
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"b64_json": base64.StdEncoding.EncodeToString([]byte("disk preflight")),
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})
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assertClientErrorCode(t, err, "local_result_storage_unavailable")
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if _, statErr := os.Stat(filepath.Join(service.localBinaryResultRoot(), "task-low-disk")); !errors.Is(statErr, os.ErrNotExist) {
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t.Fatalf("disk preflight must not create partial task files: %v", statErr)
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}
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}
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func bytesToAny(payload []byte) []any {
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result := make([]any, len(payload))
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for index, value := range payload {
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result[index] = float64(value)
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}
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return result
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}
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func assertClientErrorCode(t *testing.T, err error, code string) {
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t.Helper()
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var clientErr *clients.ClientError
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if !errors.As(err, &clientErr) || clientErr.Code != code {
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t.Fatalf("error = %v, want client error code %s", err, code)
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}
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}
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