debian-mirror-gitlab/db/post_migrate/20190517153211_migrate_k8s_service_integration.rb
2019-09-04 21:01:54 +05:30

104 lines
2.6 KiB
Ruby

# frozen_string_literal: true
class MigrateK8sServiceIntegration < ActiveRecord::Migration[5.1]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
class Cluster < ActiveRecord::Base
self.table_name = 'clusters'
has_one :platform_kubernetes, class_name: 'MigrateK8sServiceIntegration::PlatformsKubernetes'
accepts_nested_attributes_for :platform_kubernetes
enum cluster_type: {
instance_type: 1,
group_type: 2,
project_type: 3
}
enum platform_type: {
kubernetes: 1
}
enum provider_type: {
user: 0,
gcp: 1
}
end
class PlatformsKubernetes < ActiveRecord::Base
self.table_name = 'cluster_platforms_kubernetes'
belongs_to :cluster, class_name: 'MigrateK8sServiceIntegration::Cluster'
attr_encrypted :token,
mode: :per_attribute_iv,
key: Settings.attr_encrypted_db_key_base_truncated,
algorithm: 'aes-256-cbc'
end
class Service < ActiveRecord::Base
include EachBatch
self.table_name = 'services'
self.inheritance_column = :_type_disabled # Disable STI, otherwise KubernetesModel will be looked up
belongs_to :project, class_name: 'MigrateK8sServiceIntegration::Project', foreign_key: :project_id
scope :kubernetes_service_templates, -> do
where(category: 'deployment', type: 'KubernetesService', template: true)
end
def api_url
parsed_properties['api_url'].presence
end
def ca_pem
parsed_properties['ca_pem']
end
def namespace
parsed_properties['namespace'].presence
end
def token
parsed_properties['token'].presence
end
private
def parsed_properties
@parsed_properties ||= JSON.parse(self.properties)
end
end
def up
has_instance_cluster = Cluster.instance_type.where(enabled: true).exists?
MigrateK8sServiceIntegration::Service.kubernetes_service_templates.find_each do |service|
next unless service.api_url && service.token
MigrateK8sServiceIntegration::Cluster.create!(
enabled: !has_instance_cluster && service.active,
managed: false,
name: 'KubernetesService',
cluster_type: 'instance_type',
provider_type: 'user',
platform_type: 'kubernetes',
platform_kubernetes_attributes: {
api_url: service.api_url,
ca_cert: service.ca_pem,
namespace: service.namespace,
token: service.token
}
)
end
end
def down
# It is not possible to tell which instance-level clusters were created by
# this migration. The original data is intentionally left intact.
end
end