Upgrade Litmus ChaosCenter to Latest Version

---

Upgrade ChaosCenter

To upgrade Litmus ChaosCenter from 2.1.0 to 2.2.0, you can follow these steps:

Note: This step is not required if using Helm, Helm upgrade should work.

1. Upgrade the control plane (ChaosCenter) To upgrade ChaosCenter, you can re-apply the manifest using the kubectl.

   kubectl apply -f https://raw.githubusercontent.com/litmuschaos/litmus/master/mkdocs/docs/2.2.0/litmus-2.2.0.yaml

Upgrade Mongodb DB Schema

Note: This step is not required for upgrading 2.1.0 to 2.2.0

To upgrade the DB schema, make sure to delete the PV before re-installing ChaosCenter.

Upgrade ChaosAgent

To upgrade your ChaosAgent, you can follow these steps:

1. If an upgrade is available, you will get an option to upgrade your agent in the ChaosCenter. Upon clicking on the upgrade option, a modal will pop up providing you the litmusctl command which you can execute and your ChaosAgent will be upgraded.

Alternatively you can run the following command using litmusctl in the cluster containing the agent by providing <CLUSTER_ID> and <PROJECT_ID>.

litmusctl upgrade agent --cluster-id="<CLUSTER_ID>" --project-id="<PROJECT_ID>"

Note: v0.5.0 of litmusctl is required.