Annotated documentation for DockerInc::Docker::Container

This is a companion to my article on the Docker plugin for Heat.

DockerInc::Docker::Container

Properties

  • cmd : List

    Command to run after spawning the container.

    Optional property.

    Example:

    cmd: [ 'thttpd', '-C', '/etc/thttpd.conf', '-D', '-c', '*.cgi']
    
  • dns : List

    Set custom DNS servers.

    Example:

    dns:
      - 8.8.8.8 ...
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Docker plugin for OpenStack Heat

I have been looking at both Docker and OpenStack recently. In my last post I talked a little about the Docker driver for Nova; in this post I'll be taking an in-depth look at the Docker plugin for Heat, which has been available since the Icehouse release but is surprisingly ...

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Using wait conditions with Heat

Sat 30 August 2014 by Lars Kellogg-Stedman Tags openstack heat

This post accompanies my article on the Docker plugin for Heat.

In order for WaitCondition resources to operate correctly in Heat, you will need to make sure that that you have:

  • Created the necessary Heat domain and administrative user in Keystone,
  • Configured appropriate values in heat.conf for stack_user_domain, stack_domain_admin ...
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nova-docker and environment variables

Thu 28 August 2014 by Lars Kellogg-Stedman Tags openstack docker

I've been playing with Docker a bit recently, and decided to take a look at the nova-docker driver for OpenStack.

The nova-docker driver lets Nova, the OpenStack Compute service, spawn Docker containers instead of hypervisor-based servers. For certain workloads, this leads to better resource utilization than you would get with ...

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lvcache: a tool for managing LVM caches

Sat 16 August 2014 by Lars Kellogg-Stedman Tags lvm cache

Until recently I had a bcache based setup on my laptop, but when forced by circumstance to reinstall everything I spent some time looking for alternatives that were less disruptive to configure on an existing system.

I came across Richard Jones' article discussing the recent work to integrate dm-cache into ...

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