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Federated multi-cluster Ansible Automation Platform with GitOps

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In short

The framework operates using separate Git branches to decouple platform configuration updates from application workload delivery. Pushing changes to the main branch triggers automated playbooks in execution environments to apply secrets and multi-datacenter inventory mappings. When application teams deploy workloads, the system dynamically routes tasks across gateways or employs a round-robin algorithm for balanced execution. This approach enables zero-downtime rolling operating system upgrades and phased version migrations alongside existing disaster recovery setups.

Key points

  • GitHub Actions coordinates deployments while integrating with ServiceNow for change gover…: GitHub Actions coordinates deployments while integrating with ServiceNow for change governance and Splunk for centralized event logging.
  • Running separate platform versions side by side enables phased workload migrations while…: Running separate platform versions side by side enables phased workload migrations while augmenting existing disaster recovery topologies.
  • Managing automation infrastructure declaratively through Git prevents pipeline disruption…: Managing automation infrastructure declaratively through Git prevents pipeline disruptions and ensures continuous operational availability.

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When Red Hat Ansible Automation Platform is central to your enterprise environment, a controller outage halts continuous integration and continuous delivery (CI/CD) pipelines and automated remediation. To maintain continuous availability and prevent downtime, platform teams can use a federated multi-cluster deployment managed through GitOps. This approach uses Git repositories as a single source of truth to declaratively manage, automate, and audit Infrastructure as Code (IaC).

End-to-end enterprise architecture

Decoupling platform configuration from workload execution allows GitHub Actions to coordinate deployment while integrating directly with ServiceNow for change governance and Splunk for central logging.

Figure 1 illustrates the end-to-end architecture connecting change governance, GitOps automation, multi-cluster execution, and centralized logging.

This GitOps framework coordinates platform configuration and application delivery across two operational stages.

Declarative infrastructure provisioning (main branch)

Pushing platform updates to the main

branch automatically triggers playbooks/configure_aap.yml

. The workflow runs inside the quay.io/jopaik/aap-runner:jp1

execution environment, which contains a supported execution environment with Red Hat Ansible Certified Content Collections). It iterates across all gateways (AAP-Platform-DC1

and AAP-Platform-DC2

) using ansible.controller modules to establish core automation settings.

During execution, the playbook…

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