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Agents

GitOps Agents helps to access the private repositories and workload artifacts in a Helm/GitRepo, run infra-provisioning stages using Terraform and perform system sync stage process. The created agents can be installed on the clusters manually, to receive alerts for any triggers

Organization Admin and Project Admin roles have the privilege to create, read, update, upgrade and delete agents.


Pre-Conditions

An healthy and ready state Cluster is mandatory


New Agent Creation

Perform the below steps to create one (or) more agents

  • Click GitOps and select GitOps Agents in the Controller
  • Click New Agent
  • Provide a name and select a Deployment Type from the drop-down, Docker (or) Kubernetes
  • Select a cluster from the drop-down to which the agent must be installed

Note: Cluster selection is not applicable for Docker Type

  • Click Create

New Agent

The initial status of the agent creation is Unknown and based on the criteria, the status changes to Healthy or Unhealthy in one (1) minute duration


Upgrade Agent

Users are allowed to upgrade the agent(s) if the latest agent version is available

Kubernetes Type

To upgrade a Kubernetes type Agent, perform the below steps:

  • Click Upgrade available blue banner notification and the Progress Tracker pane appears
  • Read the Note section available in the Progress Tracker to know more about upgrade process
  • Click Upgrade to proceed

New Agent

The progress changes to Upgrade in Progress and you can view the progress as shown in the below example

New Agent

Once the upgrade is initiated, the notification banner disappears showing the status as Healthy

New Agent

Docker Type

To upgrade a Docker type Agent, perform the below steps:

  • Click Upgrade available blue banner and the Progress Tracker pane appears. A Readme is available for the users

  • Click Upgrade to proceed

New Agent

On initiating the agent upgrade, the progress changes to Upgrade in Progress as shown in the below example

New Agent

  • Once the Agent Draining is complete, the Progress Tracker pane provides a different set of instructions as shown below. Perform these steps to complete the agent upgrade process

New Agent

Once the upgrade in initiated, the notification banner disappears showing the status as Healthy

New Agent

Note: The status changes to Deactivated once the agent upgrade is initiated and again changes to Activated on a successful upgrade


Agent Options

Users can Activate/Deactivate or Delete the existing agents using the respective icons. An information icon is available for Docker agents, providing the instructions to deploy the agents and upgrade with the latest version

Agents Status

Note: Activation of Agent is not allowed during the upgradation process


Failed Scenarios

Kubernetes Agent upgrade can fail based on the below scenarios

  • Cluster is unhealthy or not reachable
  • Agent is not reachable
  • Cluster's Nodegroup not having enough CPU limit to accommodate new agent

Docker Agent upgrade can fail based on the below scenarios

  • Agent is not reachable
  • Not following the given upgrade instructions provided in the process tracker pane within 8-10 mins once the agent draining is complete

Below is an example where the agent is not reachable and the draining process is incomplete, hence the upgrade failed

Agents Status