![]() SSH (Secure Shell) tunneling connects the port on the local machine to the Cloud Hadoop cluster's master node, where a public IP address is assigned and there's an allowed port. Method 2: Create tunnel using PuTTY Method 1: Create tunnel using SSH When the tunneling is complete, traffic from the local computer to Port 9876 will be routed to the cluster’s master node. You can choose one of two methods to create a tunnel, depending on your environment. Access source: IP of the local device used for SSH communication.Enter the four information items below and add ACG rules.Select the ACG of the cluster to access, and then click the button.From the NAVER Cloud Platform console, click the Services > Compute > Server > ACG menus, in that order. ![]() The following describes how to change the cluster's ACG rules. Select the cluster from the cluster list, and then check if a public IP is assigned from the Public IP (Assigned) item in details.From the NAVER Cloud Platform console, click the Services > Big Data & Analytics > Cloud Hadoop menus, in that order.The following describes how to check the node inside the cluster with a public IP address assigned. Check the node inside the cluster with a public IP address assigned Public IP required for access to the cluster nodeĬan be viewed from the Public IP item from the cluster detailsġ. Managing authentication key for direct cluster connection Private key (.pem) required for access to the cluster Access source: the user's fixed IP (can be entered by clicking the button).ItemĪdd the IP and Port 22 of the device to access the cluster's ACG settings However, the web UIs below including HDFS name node UI can only be accessed via SSH tunneling.Įstablishing SSH tunneling connection requires the following preparations. By default, you can access the Ambari web UI by using the cluster admin account and password you entered when creating the cluster.
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