Class: Kuby::Kubernetes::Spec
- Inherits:
-
Object
- Object
- Kuby::Kubernetes::Spec
- Extended by:
- KubeDSL::ValueFields
- Defined in:
- lib/kuby/kubernetes/spec.rb
Instance Attribute Summary collapse
-
#environment ⇒ Object
readonly
Returns the value of attribute environment.
-
#plugins ⇒ Object
readonly
Returns the value of attribute plugins.
-
#tag ⇒ Object
readonly
Returns the value of attribute tag.
Instance Method Summary collapse
- #after_configuration ⇒ Object
- #after_deploy ⇒ Object
- #before_deploy ⇒ Object
- #configure_plugin(plugin_name, &block) ⇒ Object (also: #add_plugin)
- #deploy(tag = nil) ⇒ Object
- #docker ⇒ Object
- #docker_images ⇒ Object
-
#initialize(environment) ⇒ Spec
constructor
A new instance of Spec.
- #namespace(&block) ⇒ Object
- #plugin(plugin_name) ⇒ Object
- #provider(provider_name = nil, &block) ⇒ Object
- #registry_secret(&block) ⇒ Object
- #resources ⇒ Object
- #rollback ⇒ Object
- #selector_app ⇒ Object
- #setup ⇒ Object
Constructor Details
#initialize(environment) ⇒ Spec
Returns a new instance of Spec.
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# File 'lib/kuby/kubernetes/spec.rb', line 11 def initialize(environment) @environment = environment @plugins = TrailingHash.new # default plugins add_plugin(:rails_app) end |
Instance Attribute Details
#environment ⇒ Object (readonly)
Returns the value of attribute environment.
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# File 'lib/kuby/kubernetes/spec.rb', line 9 def environment @environment end |
#plugins ⇒ Object (readonly)
Returns the value of attribute plugins.
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# File 'lib/kuby/kubernetes/spec.rb', line 9 def plugins @plugins end |
#tag ⇒ Object (readonly)
Returns the value of attribute tag.
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# File 'lib/kuby/kubernetes/spec.rb', line 9 def tag @tag end |
Instance Method Details
#after_configuration ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 69 def after_configuration @plugins.each { |_, plg| plg.after_configuration } provider.after_configuration end |
#after_deploy ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 83 def after_deploy @tag ||= docker.image.current_version.main_tag @plugins.each { |_, plg| plg.after_deploy(resources) } provider.after_deploy(resources) ensure @tag = nil end |
#before_deploy ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 74 def before_deploy @tag ||= docker.image.current_version.main_tag provider.before_deploy(resources) @plugins.each { |_, plg| plg.before_deploy(resources) } ensure @tag = nil end |
#configure_plugin(plugin_name, &block) ⇒ Object Also known as: add_plugin
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# File 'lib/kuby/kubernetes/spec.rb', line 54 def configure_plugin(plugin_name, &block) unless @plugins.include?(plugin_name) plugin_klass = Kuby.plugins.find(plugin_name) @plugins[plugin_name] = plugin_klass.new(environment) end @plugins[plugin_name].configure(&block) if block end |
#deploy(tag = nil) ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 103 def deploy(tag = nil) @tag = tag before_deploy provider.deploy after_deploy end |
#docker ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 183 def docker environment.docker end |
#docker_images ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 173 def docker_images @docker_images ||= [ docker.image, *@plugins.flat_map { |_, plugin| plugin.docker_images } ] end |
#namespace(&block) ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 131 def namespace(&block) spec = self @namespace ||= KubeDSL.namespace do do name "#{spec.selector_app}-#{spec.environment.name}" end end @namespace.instance_eval(&block) if block @namespace end |
#plugin(plugin_name) ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 65 def plugin(plugin_name) @plugins[plugin_name] end |
#provider(provider_name = nil, &block) ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 19 def provider(provider_name = nil, &block) if provider_name provider_klass = Kuby.providers[provider_name] unless provider_klass begin # attempt to auto-require require "kuby/#{provider_name}" provider_klass = Kuby.providers[provider_name] rescue LoadError end end if provider_klass if !@provider || !@provider.is_a?(provider_klass) @provider = provider_klass.new(environment) end @provider.configure(&block) else msg = if provider_name "no provider registered with name #{provider_name}, "\ 'do you need to add a gem to your Gemfile and/or a '\ 'require statement to your Kuby config?' else 'no provider configured' end raise MissingProviderError, msg end end @provider end |
#registry_secret(&block) ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 144 def registry_secret(&block) spec = self @registry_secret ||= RegistrySecret.new do do name "#{spec.selector_app}-registry-secret" namespace spec.namespace..name end docker_config do registry_host spec.docker.image.image_hostname username spec.docker.image.credentials.username password spec.docker.image.credentials.password email spec.docker.image.credentials.email end end @registry_secret.instance_eval(&block) if block @registry_secret end |
#resources ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 165 def resources @resources ||= Manifest.new([ namespace, registry_secret, *@plugins.flat_map { |_, plugin| plugin.resources } ].compact) end |
#rollback ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 111 def rollback # it sucks that we have to reach into the rails app for this... depl = provider.kubernetes_cli.get_object( 'deployment', namespace..name, plugin(:rails_app).deployment..name ) image_url = depl.dig('spec', 'template', 'spec', 'containers', 0, 'image') unless image_url raise MissingDeploymentError, "couldn't find an existing deployment" end deployed_tag = image_url.split(':').last previous_tag = docker..previous_tag(deployed_tag) deploy(previous_tag) end |
#selector_app ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 179 def selector_app @selector_app ||= environment.app_name.downcase end |
#setup ⇒ Object
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# File 'lib/kuby/kubernetes/spec.rb', line 92 def setup provider.before_setup provider.setup @plugins.each { |_, plg| plg.before_setup } @plugins.each { |_, plg| plg.setup } @plugins.each { |_, plg| plg.after_setup } provider.after_setup end |