Sample MongodB configuration utility workflow to add and update MongodB credentials

Device Management Configuration Utility
1) Drive Configuration
2) Robot Configuration
3) Credentials Configuration
4) MongoDB Configuration
5) Print Configuration
6) Help
7) Quit

Enter option :4

MongoDB Application Configuration

1) Configure MongoDB Application Topology & Credentials
2) Configure NetBackup Global Parameters for MongoDB Application
3) Quit

Enter option :1

Configure the MongoDB cluster credentials
1) ADD Credentials
2) UPDATE Credentials
3) DELETE Credentials
4) Return to previous menu

Select the operation :1

Please select your MongoDB cluster type.
1) Standalone node
2) Sharded Cluster
3) Replica set
4) Return to main menu

Select the type of your MongoDB cluster :3

Select MongoDB host credentials type
1) No Auth
2) Simple Auth
3) Certificate based
4) Return to main menu

Select the authentication type used in the MongoDB cluster :2

Configure Replica Set MongoDB Cluster

Enter the hostname of primary server : host1.fqdn.com
Enter the mongod port of primary server [On the MongoDB Shell, run the 
command "rs.status()" for replica set and "sh.status()" for sharded 
environment] : 28000
Enter the name of MongoDB host user : root
Enter the password of MongoDB host user :
Enter the RSA key of the MongoDB host [On the MongoDB host, run the 
command "cat /etc/ssh/ssh_host_rsa_key.pub  | awk '{print $2}' |  base64 
-d| openssl dgst -sha256 | awk '{print $2}'"] : RSA-KEY-OF-THE-HOST
Enter MongoDB database user : mongodb-shell-login-user
Enter MongoDB database user password :

Does this primary server has replicas?(y/n) :y

Enter the hostname of secondary server : host2.fqdn.com
Enter the mongod port of secondary server [On the MongoDB Shell, run the 
command "rs.status()" for replica set and "sh.status()" for sharded 
environment] : 28001
Enter the name of MongoDB host user : root
Enter the password of MongoDB host user :
Enter the RSA key of the MongoDB host [On the MongoDB host, run the 
command "cat /etc/ssh/ssh_host_rsa_key.pub  | awk '{print $2}' |  base64 
-d| openssl dgst -sha256 | awk '{print $2}'"] : RSA-KEY-OF-THE-HOST
Enter MongoDB database user : mongodb-shell-login-user
Enter MongoDB database user password :

Do you have more secondary servers for this primary server? (y/n) :n

Summary is displayed after you add the credentials.

----------------------REPLICA SET MONGODB CONFIGURATION SUMMARY--------------------------

------------------------------------------------------------------------------------------

         Primary Server :
                Server Hostname        : host1.fqdn.com
                Server Mongod Port     : 28000
                No of Secondary Servers             : 1
                HostUser: root
                HostPassword: ******
                AppUserId: mongodb-shell-login-user
                AppUserPassword: ******
                HostRsaKey: RSA-KEY-OF-THE-HOST

------------------------------------------------------------------------------------------

         Secondary Server number 1:
                Secondary Server Hostname        : host2.fqdn.com
                Secondary Server Mongod Port     : 28001
                HostUser: root
                HostPassword: ******
                AppUserId: mongodb-shell-login-user
                AppUserPassword: ******
                HostRsaKey: RSA-KEY-OF-THE-HOST

------------------------------------------------------------------------------------------
******Please make sure to save this entered config and credentials. If you 
don't save it now, you will have to enter it again.******

Do you want to save this cluster configuration and credential info?(y/n) :

Please wait while we save the cluster configuration.
Successfully saved config and credentials for this cluster.
Please use Client name as "host1.fqdn.com-28000" under 'Clients' tab in 
mongodb backup policy.
Press any key to to return to main menu...

Device Management Configuration Utility
1) Drive Configuration
2) Robot Configuration
3) Credentials Configuration
4) MongoDB Configuration
5) Print Configuration
6) Help
7) Quit

Enter option :4

MongoDB Application Configuration

1) Configure MongoDB Application Topology & Credentials
2) Configure NetBackup Global Parameters for MongoDB Application
3) Quit

Enter option :1

Configure the MongoDB cluster credentials
1) ADD Credentials
2) UPDATE Credentials
3) DELETE Credentials
4) Return to previous menu

Select the operation :2

Please select your MongoDB cluster type.
1) Standalone node
2) Sharded Cluster
3) Replica set
4) Return to main menu

Select the type of your MongoDB cluster :3

Update replica set MongoDB cluster configuration

Enter the hostname of primary server : host1.fqdn.com
Enter the mongod port of primary server [On the MongoDB Shell, run the 
command "rs.status()" for replica set and "sh.status()" for 
sharded environment] : 28000
[Note- similar steps can be followed for deleting creds for cluster]

-- 
Update host1.fqdn.com:28000 replica set MongoDB cluster configuration

        1) Update primary server credentials
        2) Add secondary server
        3) Update secondary server config & credentials
        4) Delete secondary Replica server
        5) Return to previous menu

Enter option: option as applicable