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|
# frozen_string_literal: true
module Clusters
module Applications
class Knative < ApplicationRecord
VERSION = '0.9.0'
REPOSITORY = 'https://charts.gitlab.io'
METRICS_CONFIG = 'https://gitlab.com/gitlab-org/charts/knative/-/raw/v0.9.0/vendor/istio-metrics.yml'
FETCH_IP_ADDRESS_DELAY = 30.seconds
API_GROUPS_PATH = 'config/knative/api_groups.yml'
self.table_name = 'clusters_applications_knative'
has_one :serverless_domain_cluster, class_name: '::Serverless::DomainCluster', foreign_key: 'clusters_applications_knative_id', inverse_of: :knative
include ::Clusters::Concerns::ApplicationCore
include ::Clusters::Concerns::ApplicationStatus
include ::Clusters::Concerns::ApplicationVersion
include ::Clusters::Concerns::ApplicationData
include AfterCommitQueue
alias_method :original_set_initial_status, :set_initial_status
def set_initial_status
return unless cluster&.platform_kubernetes_rbac?
original_set_initial_status
end
state_machine :status do
after_transition any => [:installed] do |application|
application.run_after_commit do
ClusterWaitForIngressIpAddressWorker.perform_in(
FETCH_IP_ADDRESS_DELAY, application.name, application.id)
end
end
after_transition any => [:installed, :updated] do |application|
application.run_after_commit do
ClusterConfigureIstioWorker.perform_async(application.cluster_id)
end
end
end
default_value_for :version, VERSION
validates :hostname, presence: true, hostname: true
scope :for_cluster, -> (cluster) { where(cluster: cluster) }
has_one :pages_domain, through: :serverless_domain_cluster
def chart
'knative/knative'
end
def values
{ "domain" => hostname }.to_yaml
end
def available_domains
PagesDomain.instance_serverless
end
def find_available_domain(pages_domain_id)
available_domains.find_by(id: pages_domain_id)
end
def allowed_to_uninstall?
!pre_installed?
end
def install_command
Gitlab::Kubernetes::Helm::InstallCommand.new(
name: name,
version: VERSION,
rbac: cluster.platform_kubernetes_rbac?,
chart: chart,
files: files,
repository: REPOSITORY,
postinstall: install_knative_metrics
)
end
def schedule_status_update
return unless installed?
return if external_ip
return if external_hostname
ClusterWaitForIngressIpAddressWorker.perform_async(name, id)
end
def ingress_service
cluster.kubeclient.get_service('istio-ingressgateway', Clusters::Kubernetes::ISTIO_SYSTEM_NAMESPACE)
end
def uninstall_command
Gitlab::Kubernetes::Helm::DeleteCommand.new(
name: name,
rbac: cluster.platform_kubernetes_rbac?,
files: files,
predelete: delete_knative_services_and_metrics,
postdelete: delete_knative_istio_leftovers
)
end
private
def delete_knative_services_and_metrics
delete_knative_services + delete_knative_istio_metrics
end
def delete_knative_services
cluster.kubernetes_namespaces.map do |kubernetes_namespace|
Gitlab::Kubernetes::KubectlCmd.delete("ksvc", "--all", "-n", kubernetes_namespace.namespace)
end
end
def delete_knative_istio_leftovers
delete_knative_namespaces + delete_knative_and_istio_crds
end
def delete_knative_namespaces
[
Gitlab::Kubernetes::KubectlCmd.delete("--ignore-not-found", "ns", "knative-serving"),
Gitlab::Kubernetes::KubectlCmd.delete("--ignore-not-found", "ns", "knative-build")
]
end
def delete_knative_and_istio_crds
api_groups.map do |group|
Gitlab::Kubernetes::KubectlCmd.delete_crds_from_group(group)
end
end
# returns an array of CRDs to be postdelete since helm does not
# manage the CRDs it creates.
def api_groups
@api_groups ||= YAML.safe_load(File.read(Rails.root.join(API_GROUPS_PATH)))
end
def install_knative_metrics
return [] unless cluster.application_prometheus_available?
[Gitlab::Kubernetes::KubectlCmd.apply_file(METRICS_CONFIG)]
end
def delete_knative_istio_metrics
return [] unless cluster.application_prometheus_available?
[Gitlab::Kubernetes::KubectlCmd.delete("--ignore-not-found", "-f", METRICS_CONFIG)]
end
end
end
end
|
