Programming-Server.com - Juju Services in the Cloud

An introduction to Juju 'charms' for deploying environments on AWS, HP Cloud, or local LXC.

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Juju Services in the Cloud

Juju enables you to build entire environments in the cloud with only a few commands using "charms."

Setup & Deployment

  • Bootstrap: Use juju bootstrap to set up the management instance.
  • Deploy Services: juju deploy mediawiki and juju deploy mysql.
  • Relations: Connect services automatically: juju add-relation mediawiki:db mysql.
  • Scaling: Add units easily: juju add-unit -n 5 mediawiki.

Debugging

  • Use juju status to see the state of your environment.
  • Access a specific unit via SSH: juju ssh memcached/0.
  • View charm logs at /var/lib/juju/units/[unit-name]/charm.log.