chore: update background services

bin/memos/main.go

@@ -84,7 +84,7 @@ var (
 
 			printGreetings()
 
-			if err := s.Start(); err != nil {
+			if err := s.Start(ctx); err != nil {
 				if err != http.ErrServerClosed {
 					slog.Error("failed to start server", err)
 					cancel()

server/server.go

@@ -15,7 +15,6 @@ import (
 	"github.com/soheilhy/cmux"
 	"google.golang.org/grpc"
 
-	"github.com/usememos/memos/internal/jobs"
 	storepb "github.com/usememos/memos/proto/gen/store"
 	"github.com/usememos/memos/server/profile"
 	"github.com/usememos/memos/server/route/api/auth"
@@ -23,6 +22,7 @@ import (
 	"github.com/usememos/memos/server/route/frontend"
 	"github.com/usememos/memos/server/route/resource"
 	"github.com/usememos/memos/server/route/rss"
+	resourcepresign "github.com/usememos/memos/server/service/resource_presign"
 	versionchecker "github.com/usememos/memos/server/service/version_checker"
 	"github.com/usememos/memos/store"
 )
@@ -104,7 +104,7 @@ func NewServer(ctx context.Context, profile *profile.Profile, store *store.Store
 	return s, nil
 }
 
-func (s *Server) Start() error {
+func (s *Server) Start(ctx context.Context) error {
 	address := fmt.Sprintf(":%d", s.Profile.Port)
 	listener, err := net.Listen("tcp", address)
 	if err != nil {
@@ -125,6 +125,7 @@ func (s *Server) Start() error {
 			slog.Error("failed to start echo server", err)
 		}
 	}()
+	s.StartBackgroundRunners(ctx)
 
 	return muxServer.Serve()
 }
@@ -146,8 +147,8 @@ func (s *Server) Shutdown(ctx context.Context) {
 	fmt.Printf("memos stopped properly\n")
 }
 
-func (s *Server) StartRunners(ctx context.Context) {
-	go jobs.RunPreSignLinks(ctx, s.Store)
+func (s *Server) StartBackgroundRunners(ctx context.Context) {
+	go resourcepresign.RunPreSignLinks(ctx, s.Store)
 	go versionchecker.NewVersionChecker(s.Store, s.Profile).Start(ctx)
 }
 

internal/jobs/presign_link.go → server/service/resource_presign/resource_presign.go

-package jobs
+package resourcepresign
 
 import (
 	"context"
@@ -9,13 +9,11 @@ import (
 	"github.com/pkg/errors"
 
 	"github.com/usememos/memos/plugin/storage/s3"
-	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 	storepb "github.com/usememos/memos/proto/gen/store"
-	apiv2 "github.com/usememos/memos/server/route/api/v2"
 	"github.com/usememos/memos/store"
 )
 
-// RunPreSignLinks is a background job that pre-signs external links stored in the database.
+// RunPreSignLinks is a background runner that pre-signs external links stored in the database.
 // It uses S3 client to generate presigned URLs and updates the corresponding resources in the store.
 func RunPreSignLinks(ctx context.Context, dataStore *store.Store) {
 	for {
@@ -33,8 +31,6 @@ func RunPreSignLinks(ctx context.Context, dataStore *store.Store) {
 }
 
 func signExternalLinks(ctx context.Context, dataStore *store.Store) error {
-	const pageSize = 32
-
 	objectStore, err := findObjectStorage(ctx, dataStore)
 	if err != nil {
 		return errors.Wrapf(err, "find object storage")
@@ -44,51 +40,40 @@ func signExternalLinks(ctx context.Context, dataStore *store.Store) error {
 		return nil
 	}
 
-	var offset int
-	var limit = pageSize
-	for {
-		resources, err := dataStore.ListResources(ctx, &store.FindResource{
-			GetBlob: false,
-			Limit:   &limit,
-			Offset:  &offset,
-		})
-		if err != nil {
-			return errors.Wrapf(err, "list resources, offset %d", offset)
+	resources, err := dataStore.ListResources(ctx, &store.FindResource{
+		GetBlob: false,
+	})
+	if err != nil {
+		return errors.Wrapf(err, "list resources")
+	}
+
+	for _, resource := range resources {
+		if resource.ExternalLink == "" {
+			// not for object store
+			continue
+		}
+		if strings.Contains(resource.ExternalLink, "?") && time.Since(time.Unix(resource.UpdatedTs, 0)) < s3.LinkLifetime/2 {
+			// resource not signed (hack for migration)
+			// resource was recently updated - skipping
+			continue
 		}
 
-		for _, res := range resources {
-			if res.ExternalLink == "" {
-				// not for object store
-				continue
-			}
-			if strings.Contains(res.ExternalLink, "?") && time.Since(time.Unix(res.UpdatedTs, 0)) < s3.LinkLifetime/2 {
-				// resource not signed (hack for migration)
-				// resource was recently updated - skipping
-				continue
-			}
-			newLink, err := objectStore.PreSignLink(ctx, res.ExternalLink)
-			if err != nil {
-				slog.Error("failed to pre-sign link", err)
-				continue // do not fail - we may want update left over links too
-			}
-			now := time.Now().Unix()
-			// we may want to use here transaction and batch update in the future
-			_, err = dataStore.UpdateResource(ctx, &store.UpdateResource{
-				ID:           res.ID,
-				UpdatedTs:    &now,
-				ExternalLink: &newLink,
-			})
-			if err != nil {
-				// something with DB - better to stop here
-				return errors.Wrapf(err, "update resource %d link to %q", res.ID, newLink)
-			}
+		newLink, err := objectStore.PreSignLink(ctx, resource.ExternalLink)
+		if err != nil {
+			slog.Error("failed to pre-sign link", err)
+			continue
 		}
 
-		offset += limit
-		if len(resources) < limit {
-			break
+		now := time.Now().Unix()
+		if _, err := dataStore.UpdateResource(ctx, &store.UpdateResource{
+			ID:           resource.ID,
+			UpdatedTs:    &now,
+			ExternalLink: &newLink,
+		}); err != nil {
+			return errors.Wrapf(err, "update resource %d link to %q", resource.ID, newLink)
 		}
 	}
+
 	return nil
 }
 
@@ -107,16 +92,11 @@ func findObjectStorage(ctx context.Context, dataStore *store.Store) (*s3.Client,
 	if err != nil {
 		return nil, errors.Wrap(err, "Failed to find storage")
 	}
-	if storage == nil {
-		return nil, nil
-	}
-
-	storageMessage := apiv2.ConvertStorageFromStore(storage)
-	if storageMessage.Type != apiv2pb.Storage_S3 {
+	if storage == nil || storage.Type != storepb.Storage_S3 {
 		return nil, nil
 	}
 
-	s3Config := storageMessage.Config.GetS3Config()
+	s3Config := storage.Config.GetS3Config()
 	return s3.NewClient(ctx, &s3.Config{
 		AccessKey: s3Config.AccessKey,
 		SecretKey: s3Config.SecretKey,