Migrate this project to minio micro services code

pkg/fs/config.go

@@ -0,0 +1,85 @@
+/*
+ * Minio Cloud Storage, (C) 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package fs
+
+import (
+	"os/user"
+	"path/filepath"
+
+	"github.com/minio/minio-xl/pkg/probe"
+	"github.com/minio/minio-xl/pkg/quick"
+)
+
+func getFSMultipartConfigPath() (string, *probe.Error) {
+	if customMultipartsConfigPath != "" {
+		return customMultipartsConfigPath, nil
+	}
+	u, err := user.Current()
+	if err != nil {
+		return "", probe.NewError(err)
+	}
+	fsMultipartsConfigPath := filepath.Join(u.HomeDir, ".minio", "multiparts.json")
+	return fsMultipartsConfigPath, nil
+}
+
+// internal variable only accessed via get/set methods
+var customConfigPath, customMultipartsConfigPath string
+
+// SetFSConfigPath - set custom fs config path
+func SetFSConfigPath(configPath string) {
+	customConfigPath = configPath
+}
+
+// SetFSMultipartsConfigPath - set custom multiparts session config path
+func SetFSMultipartsConfigPath(configPath string) {
+	customMultipartsConfigPath = configPath
+}
+
+// SaveMultipartsSession - save multiparts
+func SaveMultipartsSession(multiparts *Multiparts) *probe.Error {
+	fsMultipartsConfigPath, err := getFSMultipartConfigPath()
+	if err != nil {
+		return err.Trace()
+	}
+	qc, err := quick.New(multiparts)
+	if err != nil {
+		return err.Trace()
+	}
+	if err := qc.Save(fsMultipartsConfigPath); err != nil {
+		return err.Trace()
+	}
+	return nil
+}
+
+// loadMultipartsSession load multipart session file
+func loadMultipartsSession() (*Multiparts, *probe.Error) {
+	fsMultipartsConfigPath, err := getFSMultipartConfigPath()
+	if err != nil {
+		return nil, err.Trace()
+	}
+	multiparts := &Multiparts{}
+	multiparts.Version = "1"
+	multiparts.ActiveSession = make(map[string]*MultipartSession)
+	qc, err := quick.New(multiparts)
+	if err != nil {
+		return nil, err.Trace()
+	}
+	if err := qc.Load(fsMultipartsConfigPath); err != nil {
+		return nil, err.Trace()
+	}
+	return qc.Data().(*Multiparts), nil
+}