debian-mirror-gitlab/lib/gitlab/kubernetes/cilium_network_policy.rb
2020-11-24 15:15:51 +05:30

105 lines
3 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Kubernetes
class CiliumNetworkPolicy
include NetworkPolicyCommon
extend ::Gitlab::Utils::Override
API_VERSION = "cilium.io/v2"
KIND = 'CiliumNetworkPolicy'
# We are modeling existing kubernetes resource and don't have
# control over amount of parameters.
# rubocop:disable Metrics/ParameterLists
def initialize(name:, namespace:, selector:, ingress:, resource_version: nil, description: nil, labels: nil, creation_timestamp: nil, egress: nil)
@name = name
@description = description
@namespace = namespace
@labels = labels
@creation_timestamp = creation_timestamp
@selector = selector
@resource_version = resource_version
@ingress = ingress
@egress = egress
end
# rubocop:enable Metrics/ParameterLists
def self.from_yaml(manifest)
return unless manifest
policy = YAML.safe_load(manifest, symbolize_names: true)
return if !policy[:metadata] || !policy[:spec]
metadata = policy[:metadata]
spec = policy[:spec]
self.new(
name: metadata[:name],
description: policy[:description],
namespace: metadata[:namespace],
resource_version: metadata[:resourceVersion],
labels: metadata[:labels],
selector: spec[:endpointSelector],
ingress: spec[:ingress],
egress: spec[:egress]
)
rescue Psych::SyntaxError, Psych::DisallowedClass
nil
end
def self.from_resource(resource)
return unless resource
return if !resource[:metadata] || !resource[:spec]
metadata = resource[:metadata]
spec = resource[:spec].to_h
self.new(
name: metadata[:name],
description: resource[:description],
namespace: metadata[:namespace],
resource_version: metadata[:resourceVersion],
labels: metadata[:labels]&.to_h,
creation_timestamp: metadata[:creationTimestamp],
selector: spec[:endpointSelector],
ingress: spec[:ingress],
egress: spec[:egress]
)
end
override :resource
def resource
resource = {
apiVersion: API_VERSION,
kind: KIND,
metadata: metadata,
spec: spec
}
resource[:description] = description if description
resource
end
private
attr_reader :name, :description, :namespace, :labels, :creation_timestamp, :resource_version, :ingress, :egress
def selector
@selector ||= {}
end
def metadata
meta = { name: name, namespace: namespace }
meta[:labels] = labels if labels
meta[:resourceVersion] = resource_version if resource_version
meta
end
def spec
{
endpointSelector: selector,
ingress: ingress,
egress: egress
}.compact
end
end
end
end