69 lines
2.8 KiB
Puppet
69 lines
2.8 KiB
Puppet
# == Class: nova::deps
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#
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# Nova anchors and dependency management
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#
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class nova::deps {
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# Setup anchors for install, config and service phases of the module. These
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# anchors allow external modules to hook the begin and end of any of these
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# phases. Package or service management can also be replaced by ensuring the
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# package is absent or turning off service management and having the
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# replacement depend on the appropriate anchors. When applicable, end tags
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# should be notified so that subscribers can determine if installation,
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# config or service state changed and act on that if needed.
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anchor { 'nova::install::begin': }
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-> Package<| tag == 'nova-package'|>
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~> anchor { 'nova::install::end': }
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-> anchor { 'nova::config::begin': }
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-> Nova_config<||>
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~> anchor { 'nova::config::end': }
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-> anchor { 'nova::db::begin': }
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-> anchor { 'nova::db::end': }
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~> anchor { 'nova::dbsync::begin': }
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-> anchor { 'nova::dbsync::end': }
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~> anchor { 'nova::dbsync_api::begin': }
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-> anchor { 'nova::dbsync_api::end': }
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~> anchor { 'nova::service::begin': }
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~> Service<| tag == 'nova-service' |>
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~> anchor { 'nova::service::end': }
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# paste-api.ini config shold occur in the config block also.
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Anchor['nova::config::begin']
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-> Nova_paste_api_ini<||>
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~> Anchor['nova::config::end']
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# Support packages need to be installed in the install phase, but we don't
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# put them in the chain above because we don't want any false dependencies
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# between packages with the nova-package tag and the nova-support-package
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# tag. Note: the package resources here will have a 'before' relationshop on
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# the nova::install::end anchor. The line between nova-support-package and
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# nova-package should be whether or not Nova services would need to be
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# restarted if the package state was changed.
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Anchor['nova::install::begin']
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-> Package<| tag == 'nova-support-package'|>
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-> Anchor['nova::install::end']
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# The following resourcs are managed by calling 'nova manage' and so the
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# database must be provisioned before they can be applied.
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Anchor['nova::dbsync::end']
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-> Anchor['nova::dbsync_api::end']
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-> Nova_cells<||>
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Anchor['nova::dbsync::end']
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-> Anchor['nova::dbsync_api::end']
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-> Nova_floating<||>
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Anchor['nova::dbsync::end']
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-> Anchor['nova::dbsync_api::end']
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-> Nova_network<||>
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# Installation or config changes will always restart services.
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Anchor['nova::install::end'] ~> Anchor['nova::service::begin']
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Anchor['nova::config::end'] ~> Anchor['nova::service::begin']
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# This is here for backwards compatability for any external users of the
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# nova-start anchor. This should be considered deprecated and removed in the
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# N cycle
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anchor { 'nova-start':
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require => Anchor['nova::install::end'],
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before => Anchor['nova::config::begin'],
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}
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}
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