Not working after reboot on NixOS about csi-driver-host-path HOT 6 CLOSED

diff --git a/pkg/hostpath/hostpath.go b/pkg/hostpath/hostpath.go                                                       
index 725e0012..eea4eb0b 100644                            
--- a/pkg/hostpath/hostpath.go                             
+++ b/pkg/hostpath/hostpath.go                             
@@ -19,6 +19,7 @@ package hostpath                         
 import (                                                  
        "fmt"                                              
        "io"                                               
+       "io/ioutil"                                        
        "os"                                               
                                                           
        "github.com/golang/glog"                           
@@ -106,6 +107,8 @@ func NewHostPathDriver(driverName, nodeID, endpoint, version string, ephemeral b                   
 }                                                         
                                                           
 func (hp *hostPath) Run() {                               
+       refreshHostpathVolumes()                           
+                                                          
        // Create GRPC servers                             
        hp.ids = NewIdentityServer(hp.name, hp.version)    
        hp.ns = NewNodeServer(hp.nodeID, hp.ephemeral)     
@@ -179,6 +182,27 @@ func deleteHostpathVolume(volID string) error {                                                   
        return nil                                         
 }                                                         
                                                           
+func refreshHostpathVolumes() error {                     
+       files, err := ioutil.ReadDir(provisionRoot)        
+       if err != nil {                                    
+               glog.Fatalf("Cannot refresh existing volumes while initializing.. %v", err)                            
+       }                                                  
+                                                          
+       for _, f := range files {                          
+               if len(f.Name()) > 5 && f.IsDir() {        
+                       volID := f.Name()                  
+                       hostPathVolumes[volID] = hostPathVolume{                                                       
+                               VolID:         volID,      
+                               VolName:       volID,      
+                               VolSize:       9999999,    
+                               VolPath:       getVolumePath(volID),                                                   
+                               VolAccessType: mountAccess,
+                       }                                  
+               }                                          
+       }                                                  
+       return nil                                         
+}                                                         
+                                                          
 // hostPathIsEmpty is a simple check to determine if the specified hostpath directory                                 
 // is empty or not.