How to Use a Bastion Server to Administer Kubernetes

Accessing the Bastion Server from Your Laptop

To access the bastion server from your local machine, use the following SSH command:

ssh -i /path/to/private_key.pem username@bastion_server_ip

Example:

ssh -i /home/naresh/naresh_egov.pem naresh_egov@12.13.14.15

Copying Files Between Your Local Machine and the Bastion Server

1. Copying Files from Local Machine to Bastion Server

To copy a directory or file from your local machine to the bastion server, use the following scp command:

scp -r -i /path/to/private_key.pem /path/to/local_directory_or_file username@bastion_server_ip:/path/to/remote_directory_or_file

Example:

scp -r -i /home/naresh/naresh_egov.pem /tmp naresh_egov@12.13.14.225:/tmp

2. Copying Files from Bastion Server to Local Machine

To copy a directory or file from the bastion server to your local machine, use the following scp command:

scp -r -i /path/to/private_key.pem username@bastion_server_ip:/path/to/remote_directory_or_file /path/to/local_directory_or_file

Example:

scp -r -i /home/naresh/naresh_egov.pem naresh_egov@12.13.14.225:/tmp /home/naresh

Accessing Monitoring Tools

1. Accessing Grafana

To access Grafana, open your web browser and navigate to:

<https://<Domain-Name>>/monitoring

2. Accessing pgAdmin

To access pgAdmin, open your web browser and navigate to:

<https://<Domain-Name>>/pgadmin

3. Accessing Kibana

To access Kibana, open your web browser and navigate to:

<https://<Domain-Name>>/kibana

Accessing the Playground Pod

To get shell access to the playground pod:

1. Login to the Bastion Server:
   Use the SSH command provided in the "Accessing the Bastion Server from Your Laptop" section.

2. Access the Playground Pod:
   If kubeconfig is already configured, use the following kubectl command:

   kubectl exec -it <playground-pod-name> -n playground -- /bin/sh

Replace <playground-pod-name> with the actual pod name.