EFS Disruption Scenarios using Krkn
This scenario creates an outgoing firewall rule on specific nodes in your cluster, chosen by node name or a selector. This rule blocks connections to AWS EFS, leading to a temporary failure of any EFS volumes mounted on those affected nodes.
Sample scenario config
- id: node_network_filter
wait_duration: 0
test_duration: 60
label_selector: ''
service_account: ''
namespace: 'default'
instance_count: 1
execution: parallel
ingress: false
egress: true
target: '<NODE_NAME>'
interfaces: []
ports: [2049]
taints: []
protocols:
- tcp
- udp
image: quay.io/krkn-chaos/krkn-network-chaos:latest
How to Use Plugin Name
Add the plugin name to the list of chaos_scenarios section in the config/config.yaml file
kraken:
kubeconfig_path: ~/.kube/config # Path to kubeconfig
..
chaos_scenarios:
- network_chaos_ng_scenarios:
- scenarios/<scenario_name>.yaml
Run
python run_kraken.py --config config/config.yaml
