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Ansible Delegate_to: Run Tasks on Delegated Host

Blog post from Spacelift

Post Details
Company
Date Published
Author
Faisal Hashem
Word Count
4,398
Company Posts That Month
16
Language
English
Hacker News Points
-
Post removed?
No
Summary

Ansible's `delegate_to` keyword is used to execute tasks on a different host than the one defined in the inventory or playbook. This allows for centralized execution of tasks, reducing redundancy and improving efficiency. It can be useful for tasks such as downloading packages locally instead of on remote hosts, managing DNS records, generating configuration files, triggering database schema scripts, capturing data, testing port connectivity, running playbooks locally, and more. The `delegate_to` keyword can also be used to offload specific tasks to dedicated remote servers, such as managing DNS records, centralizing logs, handling certificates, automating database failovers, transferring backups, updating load balancer configurations, and performing post-deployment load testing. By using `delegate_to`, users can increase task flexibility, efficiency, and security, while reducing errors and improving maintainability of their Ansible playbooks.

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Kubernetes 1 970 186 84 -29%
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