![]() Identity=/Users/yoichi.kawasaki/.ssh/id_rsa_k8s The options are stored in a file named $HOME/.kube/kubectlssh/options Username, identity, pubkey, port options are cached, therefore you can omit these options afterward. $ kubectl ssh-jump -u ec2-user -i ~/.ssh/mykey.pem hostname Option parameters Cache pem file but you don't have public key on your side $ kubectl ssh-jump -u myuser -i ~/.ssh/id_rsa -p ~/.ssh/id_rsa.pub hostname Scenario1 - You have private & public SSH key on your side v, -verbose Run ssh in verbose mode (=ssh -vvv) cleanup-jump Clearning up sshjump pod at the end cleanup-agent Clearning up SSH agent at the end (=> You need to manage SSH agent by yourself) SSH Identity key into the agent before SSH login skip-agent Skip automatically starting SSH agent and adding ![]() pod-template Path to custom sshjump pod definition P, -port SSH port for target node SSH server i, -identity Identity key file, or PEM(Privacy Enhanced Mail) NOTE: Setting dest_node as 'jumphost' allows to The digits '0' through '9', or hyphen ('-'). After installing krew by following this, you can install kubectl-ssh-jump like this:ĭest_node must start from the following letters:ĪSCII letters 'a' through 'z' or 'A' through 'Z', This is a way to install kubectl-ssh-jump through krew. This plugin needs the following programs: -1 - Configuring SSH local port forwarding with -args or -a option.CASE 2: Access remote serivces via SSH local port forwarding.-1 - You have private & public SSH key on your side.CASE 1: SSH into Kubernetes nodes via SSH jump Pod.You still can run the plugin directly with kubectl-ssh-jump.You can run the plugin with kubectl ssh-jump.For more detail, see Extend kubectl with plugins As of Kubernetes 1.12, kubectl now allows adding external executables as subcommands.SSH local port forwarding allows to forward the traffic form local machine to SSH jump then SSH jump will forward the traffic to remote services (host:port)s. There is a number of valid reasons why the jump hosts are needed.ĬASE 1: SSH into Kubernetes nodes via SSH jump PodĬASE 2: Connect to remote serivces via SSH local port forwarding. Here is an scenario where you want to connect to Kubernetes nodes or remote services, but you have to go through a jump host Pod, because of firewalling, access privileges. A kubectl plugin to access Kubernetes nodes or remote services using a SSH jump PodĪ jump host Pod is an intermediary Pod or an SSH gateway to Kubernetes node machines, through which a connection can be made to the node machines or remote services. ![]()
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