Cluster expansion for VCF Operations for Networks fails

Products

• VCF Operations for Networks

Issue/Introduction

• Cluster expansion for VCF Operations for Networks fails  when initiated from VCF Operations for Networks GUI 
  
  
• When executing command   ssh -vvv -i .ssh/id_rsa_vnera_cluster_keypair support@IP_of_platform node we see that the directory /home/support permission has been modified 
  
  Refer to below screenshot 
  
  

 

Environment

VCF operations for Networks 9.0.x

Cause

Directory /home/support permission has been modified by some earlier this caused Clustering to fail. 

Resolution

To fix this change the permission of  Change /home/support directory  permission to 750  

Steps a sbelow:

1. SSH to platform node with username support
   
   
2. Execute below command is check the permissions
   
   

   sudo ls -lrth /home

   Below screenshot shows all permissions are given to support directory which should not be the case:
   
   

3. Validate right set of permissions on /home/support directory on newly deployed nodes. 
   
   Below screenshot shows the correct permissions:
   
   

4. Execute below command to fix permission issue 
   

   sudo chmod 750 /home/support

   
   
   
5. Execute below command to validate the set permissions:
   

   sudo ls -lrth /home

   
   Below screenshot now reflects the correct permissions:
   
   
   
   
6. Now Create a Cluster from VCF Operations for Networks GUI.
   
   Follow instructions mentioned available at Create Clusters
   
   

7. Cluster creation from VCF Operations for Networks GUI Takes upto 90 minutes.
   
   
8. Once Cluster is created then login to  VCF Operations for Networks GUI to validated you see 3 Nodes on the GUI under Settings>Infrastructure and Support Infrastructure and Updates page.
   
   
9. Now Navigate to  VCF Operations Lifecycle GUI and perform a manual Inventory sync.
   
   Refer to screenshot below showing option for Inventory sync