HDFS Connection

Connection Configuration #

Connection Name: Name of the connection to be created.

Connection Type: Option to connect securely using SSH tunnel or with a direct connection.

If Connection Type value is SSH Tunnel, additional fields will be displayed as given below:

To know more about SSH Tunneling with Gathr, see SSH Tunneling.

SSH Key: The SSH key should be provided to authenticate the associated SSH host and SSH user.

SSH Host: Public IP address of your SSH host.

SSH User: Default SSH username.

If Connection Type value is Direct Connection, then proceed by updating the following fields.

HDFS Web Port: The web port for HDFS services.

File System URI: File System URI of the machine where HDFS installed.

Username: The name of the user through which the Hadoop service is running.

HA Enabled: Hadoop cluster is HA Enabled or not.

Name Node1 Name: NameNode1 identifier/label.

Name Node1 RPC Address: RPC Address of the Name Node1.

Name Node2 Name: NameNode2 identifier/label.

Name Node2 RPC Address: RPC Address of the Name Node2.

Name Services: Name service id of Hadoop cluster.

After entering all the details, click on the TEST button.

If the connection service identification and authentication details are provided correctly, a success message stating “connection available” is generated. Click on the CREATE button to save the changes.

If the details are incorrect or the server is down, you will get a message “Connection unavailable”.