Adding upstream version 0.28.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

apis/backup_upload.go

@@ -0,0 +1,72 @@
+package apis
+
+import (
+	"net/http"
+
+	validation "github.com/go-ozzo/ozzo-validation/v4"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/core/validators"
+	"github.com/pocketbase/pocketbase/tools/filesystem"
+)
+
+func backupUpload(e *core.RequestEvent) error {
+	fsys, err := e.App.NewBackupsFilesystem()
+	if err != nil {
+		return err
+	}
+	defer fsys.Close()
+
+	form := new(backupUploadForm)
+	form.fsys = fsys
+	files, _ := e.FindUploadedFiles("file")
+	if len(files) > 0 {
+		form.File = files[0]
+	}
+
+	err = form.validate()
+	if err != nil {
+		return e.BadRequestError("An error occurred while validating the submitted data.", err)
+	}
+
+	err = fsys.UploadFile(form.File, form.File.OriginalName)
+	if err != nil {
+		return e.BadRequestError("Failed to upload backup.", err)
+	}
+
+	// we don't retrieve the generated backup file because it may not be
+	// available yet due to the eventually consistent nature of some S3 providers
+	return e.NoContent(http.StatusNoContent)
+}
+
+// -------------------------------------------------------------------
+
+type backupUploadForm struct {
+	fsys *filesystem.System
+
+	File *filesystem.File `json:"file"`
+}
+
+func (form *backupUploadForm) validate() error {
+	return validation.ValidateStruct(form,
+		validation.Field(
+			&form.File,
+			validation.Required,
+			validation.By(validators.UploadedFileMimeType([]string{"application/zip"})),
+			validation.By(form.checkUniqueName),
+		),
+	)
+}
+
+func (form *backupUploadForm) checkUniqueName(value any) error {
+	v, _ := value.(*filesystem.File)
+	if v == nil {
+		return nil // nothing to check
+	}
+
+	// note: we use the original name because that is what we upload
+	if exists, err := form.fsys.Exists(v.OriginalName); err != nil || exists {
+		return validation.NewError("validation_backup_name_exists", "Backup file with the specified name already exists.")
+	}
+
+	return nil
+}