puppet-freezer/manifests/deps.pp

35 lines
1.5 KiB
Puppet

# == Class: freezer::deps
#
# Freezer anchors and dependency management
#
class freezer::deps {
# Setup anchors for install, config and service phases of the module. These
# anchors allow external modules to hook the begin and end of any of these
# phases. Package or service management can also be replaced by ensuring the
# package is absent or turning off service management and having the
# replacement depend on the appropriate anchors. When applicable, end tags
# should be notified so that subscribers can determine if installation,
# config or service state changed and act on that if needed.
anchor { 'freezer::install::begin': }
-> Package<| tag == 'freezer-package'|>
~> anchor { 'freezer::install::end': }
-> anchor { 'freezer::config::begin': }
-> Freezer_config<||>
~> anchor { 'freezer::config::end': }
-> anchor { 'freezer::db::begin': }
-> anchor { 'freezer::db::end': }
~> anchor { 'freezer::dbsync::begin': }
-> anchor { 'freezer::dbsync::end': }
~> anchor { 'freezer::service::begin': }
~> Service<| tag == 'freezer-service' |>
~> anchor { 'freezer::service::end': }
# all db settings should be applied and all packages should be installed
# before dbsync starts
Oslo::Db<||> -> Anchor['freezer::dbsync::begin']
# Installation or config changes will always restart services.
Anchor['freezer::install::end'] ~> Anchor['freezer::service::begin']
Anchor['freezer::config::end'] ~> Anchor['freezer::service::begin']
}