Puppet Class: docker::baseimages
- Defined in:
- modules/docker/manifests/baseimages.pp
Overview
Classs: docker::baseimages
Helper class that builds standard base images
Parameters
- *docker_registry
-
The url of the docker registry where images should be uploaded
- proxy_address
-
The address of the proxy for downloading packages. Undefined by default
- proxy_port
-
The port of said proxy, if present. Undefined by default.
- distributions
-
List of distributions to build. Defaults to stretch
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# File 'modules/docker/manifests/baseimages.pp', line 18
class docker::baseimages(
Stdlib::Host $docker_registry,
Optional[Stdlib::Host] $proxy_address = undef,
Optional[Stdlib::Port] $proxy_port = undef,
Array[String] $distributions = ['stretch'],
) {
# We need docker running
Service[docker] -> Class[docker::baseimages]
ensure_packages(['debuerreotype'])
file { '/srv/images':
ensure => directory,
owner => 'root',
group => 'root',
mode => '0755',
}
file { '/srv/images/base':
ensure => directory,
owner => 'root',
group => 'root',
mode => '0755',
}
$keyring = '/srv/images/base/wikimedia.pub.gpg'
file { $keyring:
ensure => present,
source => 'puppet:///modules/docker/wikimedia.pub.gpg',
owner => 'root',
group => 'root',
mode => '0444',
}
file { '/usr/local/bin/build-base-images':
content => template('docker/images/build-base-images.erb'),
owner => 'root',
group => 'root',
mode => '0544',
}
if ($proxy_address and $proxy_port) {
$http_proxy = "http://${proxy_address}:${proxy_port}"
$env = { 'http_proxy' => $http_proxy, 'https_proxy' => $http_proxy}
} else {
$env = {}
}
# Cronjob to refresh the base images every week on sunday.
systemd::timer::job { 'debian-weekly-rebuild':
description => 'Weekly job to rebuild the debian base images',
command => '/usr/local/bin/build-base-images',
environment => $env,
interval => {'start' => 'OnCalendar', 'interval' => 'Sun *-*-* 04:00:00'},
user => 'root',
max_runtime_seconds => 86400,
}
# Add a script to build the bare minimum images using
# debuerreotype.
file { '/usr/local/bin/build-bare-slim':
ensure => present,
source => 'puppet:///modules/docker/build-bare-slim.sh',
mode => '0500',
}
# Basic dockerfile to build base images.
file { '/srv/images/base/Dockerfile':
ensure => present,
source => 'puppet:///modules/docker/Dockerfile.slim'
}
# Generate the apt sources lists for all supported distros
file {'/srv/images/base/sources':
ensure => 'directory',
owner => 'root',
group => 'root',
mode => '0755',
}
# TODO: switch to use $distributions at the end of the transition
['stretch', 'buster', 'bullseye'].each |$distro| {
file { "/srv/images/base/sources/${distro}":
ensure => directory,
owner => 'root',
group => 'root',
mode => '0755',
}
file { "/srv/images/base/sources/${distro}.sources.list":
ensure => present,
owner => 'root',
group => 'root',
mode => '0755',
content => template('docker/images/sourceslist.base.erb')
}
}
file { '/srv/images/base/wikimedia.preferences':
ensure => present,
owner => 'root',
group => 'root',
mode => '0444',
source => 'puppet:///modules/docker/wikimedia-apt-preferences'
}
}
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