Move ceph and rbd main files to cmd folder

Signed-off-by: Madhu Rajanna <mrajanna@redhat.com>

cmd/rbd/main.go

@@ -0,0 +1,73 @@
+/*
+Copyright 2018 The Kubernetes Authors.
+
+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 main
+
+import (
+	"flag"
+	"os"
+	"path"
+
+	"github.com/ceph/ceph-csi/pkg/rbd"
+	"github.com/ceph/ceph-csi/pkg/util"
+	"github.com/golang/glog"
+)
+
+func init() {
+	flag.Set("logtostderr", "true")
+}
+
+var (
+	endpoint        = flag.String("endpoint", "unix://tmp/csi.sock", "CSI endpoint")
+	driverName      = flag.String("drivername", "csi-rbdplugin", "name of the driver")
+	nodeID          = flag.String("nodeid", "", "node id")
+	containerized   = flag.Bool("containerized", true, "whether run as containerized")
+	metadataStorage = flag.String("metadatastorage", "", "metadata persistence method [node|k8s_configmap]")
+)
+
+func main() {
+	flag.Parse()
+
+	if err := createPersistentStorage(path.Join(rbd.PluginFolder, "controller")); err != nil {
+		glog.Errorf("failed to create persistent storage for controller %v", err)
+		os.Exit(1)
+	}
+	if err := createPersistentStorage(path.Join(rbd.PluginFolder, "node")); err != nil {
+		glog.Errorf("failed to create persistent storage for node %v", err)
+		os.Exit(1)
+	}
+
+	cp, err := util.NewCachePersister(*metadataStorage, *driverName)
+	if err != nil {
+		glog.Errorf("failed to define cache persistence method: %v", err)
+		os.Exit(1)
+	}
+
+	driver := rbd.GetDriver()
+	driver.Run(*driverName, *nodeID, *endpoint, *containerized, cp)
+
+	os.Exit(0)
+}
+
+func createPersistentStorage(persistentStoragePath string) error {
+	if _, err := os.Stat(persistentStoragePath); os.IsNotExist(err) {
+		if err := os.MkdirAll(persistentStoragePath, os.FileMode(0755)); err != nil {
+			return err
+		}
+	} else {
+	}
+	return nil
+}