DevOps Classroom Series – 29/Jul/2020

PUSH Based CM

  • For CM to speak with node it should know nodes ip address or name.
  • What is speaking
    • Loggin in into Node and executing commands
  • Ensure we have some credentials to login into node Preview
  • In pull based cm, we would have an agent installed on every node which is not required in push Preview

Ansible

  • Ansible is a Push based CM developed by Open source communities & managed by RedHat Preview
  • As a user, we create ansible playbooks and ansible control server will get them deployed on the allocated notes whenever user wants Preview

Getting familiar with the Ansible

  • Playbook is expressed as YAML. YAML is not a programming/scripting language, it is markup language & we use it to represent data.
  • Next Steps: Learning YAML (Json ) Preview

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