Minio can list timestamps with keys

minio.go

@@ -2,6 +2,7 @@ package storage
 
 import (
 	"bytes"
+	"fmt"
 	"io/ioutil"
 	"net/url"
 	"sort"
@@ -12,6 +13,7 @@ import (
 
 type Minio struct {
 	db             *minio.Client
+	ListTimestamps bool
 }
 
 func NewMinio(addr, user, pass string) (*Minio, error) {
@@ -40,6 +42,9 @@ func (m *Minio) List(ns []string, limits ...string) ([]string, error) {
 		} else if resp.Key > limits[1] {
 			break
 		}
+		if m.ListTimestamps {
+			resp.Key = fmt.Sprintf("[%d,%q]", resp.LastModified.UnixNano(), resp.Key)
+		}
 		keys = append(keys, resp.Key)
 	}
 	return keys, nil