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DevOps & observability · #ansible
Use the Red Hat Enterprise Linux System Roles network role to create an active‑backup bond with Ansible, see the example playbook, limits, and verification steps.
Learn when to use Ansible's 'free' strategy versus the default 'linear' strategy to eliminate bottlenecks caused by slow nodes in large-scale deployments.
A diagnostic guide to resolving 'Permission denied (publickey)' errors in Ansible, covering SSH agent issues, key path configuration, and remote server permissions.
Learn how Ansible's yum and apt modules enforce idempotent package installs, see a cross‑family playbook, and verify the behavior with check mode and drift tests.
Learn how to encrypt passwords, API keys, and configuration snippets in Ansible using Vault. Follow a step‑by‑step example, integrate non‑interactive decryption into CI, and avoid common pitfalls.
Could you explain how to create a service principal with only the permissions needed for specific Azure resources, where to store its credentials safely (e.g., environment variables, Azure Key Vault, or restricted file permissions), how to configure Ansible to avoid logging secrets, and how to enforce least privilege on the control node itself? Please includ
I need to run Ansible playbooks against Azure resources from an Ubuntu 22.04 virtual machine in Azure, authenticating with a service principal instead of interactive login. The setup must ensure that the required Ansible version and the azure.azcollection modules are available, and that the service principal credentials are provided securely without exposing
Automating the creation of Linux virtual machines on Azure through Ansible requires a repeatable process that handles authentication, inventory management, and configuration drift. The goal is to achieve fully idempotent deployments while protecting sensitive credentials such as service principal secrets or SSH keys. How can Azure service principals be secur
The goal is to run Ansible playbooks in check mode (--check) inside a CI pipeline to validate changes without applying them, thereby avoiding the need to expose production credentials. However, check mode does not guarantee that every module behaves as a pure read‑only operation; some modules may still attempt to connect to managed nodes, gather facts, or ca
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