ocne cluster console

Starts an administration console on a node in a Kubernetes cluster.

ocne cluster console 
[{-d|--direct}]
{-N|--node} nodename
[{-t|--toolbox}]
[-- command]

Where:

{-d|--direct}: Starts the console chrooted to the root of the target node's file system.
{-N|--node} nodename: The name of the Kubernetes cluster node where the console is to be started. The name must be one of the nodes listed in the output of a kubectl get nodes command.
{-t|--toolbox}: Creates the console using a container image that contains tools useful to diagnose an Oracle Linux system. The container includes tools such as strace, tcpdump, traceroute, and sos.
-- command: The command to run in the console. When this option is used, the console connection is closed after the command completes.

Example 4-36 Start an administration console on a node

To start an administration console on a Kubernetes node:

ocne cluster console --node mynode

Example 4-37 Start an administration console chrooted to the target node's root directory

To start an administration console chrooted to the root of the target node's file system:

ocne cluster console --direct --node mynode

Example 4-38 Start an administration console on a node and include the toolbox

To start an administration console on a Kubernetes node and include the debugging toolbox:

ocne cluster console --node mynode --toolbox

Example 4-39 Run a command in an administration console chrooted to the target node's root directory

To run a command, such as ls /proc, in an administration console chrooted to the target node's root directory:

ocne cluster console --direct --node mynode -- ls /proc