128 lines
4 KiB
Ruby
128 lines
4 KiB
Ruby
# frozen_string_literal: true
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module Clusters
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module Concerns
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module ApplicationStatus
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extend ActiveSupport::Concern
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included do
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scope :available, -> do
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where(
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status: [
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self.state_machines[:status].states[:externally_installed].value,
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self.state_machines[:status].states[:installed].value,
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self.state_machines[:status].states[:updated].value
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]
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)
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end
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state_machine :status, initial: :not_installable do
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state :not_installable, value: -2
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state :errored, value: -1
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state :installable, value: 0
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state :scheduled, value: 1
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state :installing, value: 2
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state :installed, value: 3
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state :updating, value: 4
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state :updated, value: 5
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state :update_errored, value: 6
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state :uninstalling, value: 7
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state :uninstall_errored, value: 8
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state :uninstalled, value: 10
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state :externally_installed, value: 11
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# Used for applications that are pre-installed by the cluster,
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# e.g. Knative in GCP Cloud Run enabled clusters
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# Because we cannot upgrade or uninstall Knative in these clusters,
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# we define only one simple state transition to enter the `pre_installed` state,
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# and no exit transitions.
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state :pre_installed, value: 9
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event :make_externally_installed do
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transition any => :externally_installed
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end
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event :make_externally_uninstalled do
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transition any => :uninstalled
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end
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event :make_scheduled do
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transition [:installable, :errored, :installed, :updated, :update_errored, :uninstall_errored] => :scheduled
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end
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event :make_installing do
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transition [:scheduled] => :installing
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end
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event :make_installed do
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transition [:installing] => :installed
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transition [:updating] => :updated
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end
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event :make_pre_installed do
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transition any => :pre_installed
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end
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event :make_errored do
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transition any - [:updating, :uninstalling] => :errored
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transition [:updating] => :update_errored
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transition [:uninstalling] => :uninstall_errored
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end
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event :make_updating do
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transition [:installed, :updated, :update_errored, :scheduled] => :updating
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end
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event :make_update_errored do
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transition any => :update_errored
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end
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event :make_uninstalling do
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transition [:scheduled] => :uninstalling
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end
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before_transition any => [:scheduled, :installed, :uninstalled, :externally_installed] do |application, _|
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application.status_reason = nil
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end
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before_transition any => [:errored] do |application, transition|
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status_reason = transition.args.first
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application.status_reason = status_reason if status_reason
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end
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before_transition any => [:updating] do |application, _|
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application.status_reason = nil
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end
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before_transition any => [:update_errored, :uninstall_errored] do |application, transition|
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status_reason = transition.args.first
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application.status_reason = status_reason if status_reason
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end
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after_transition any => [:uninstalling], :use_transactions => false do |application, _|
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application.prepare_uninstall
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end
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end
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end
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def status_states
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self.class.state_machines[:status].states.each_with_object({}) do |state, states|
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states[state.name] = state.value
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end
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end
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def updateable?
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installed? || updated? || update_errored?
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end
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def available?
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pre_installed? || installed? || externally_installed? || updated?
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end
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def update_in_progress?
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updating?
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end
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end
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end
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end
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