Module: OpenTelemetry::Resource::Detectors::GoogleCloudPlatform

Extended by:
GoogleCloudPlatform
Included in:
GoogleCloudPlatform
Defined in:
lib/opentelemetry/resource/detectors/google_cloud_platform.rb

Overview

GoogleCloudPlatform contains detect class method for determining gcp environment resource attributes

Instance Method Summary collapse

Instance Method Details

#detect ⇒ Object

rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength



16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
 
# File 'lib/opentelemetry/resource/detectors/google_cloud_platform.rb', line 16

def detect # rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength
  gcp_env = Google::Cloud::Env.new
  resource_attributes = {}
  resource_constants = OpenTelemetry::SDK::Resources::Constants

  if gcp_env.compute_engine?
    resource_attributes[resource_constants::CLOUD_RESOURCE[:provider]] = 'gcp'
    resource_attributes[resource_constants::CLOUD_RESOURCE[:account_id]] = gcp_env.project_id
    resource_attributes[resource_constants::CLOUD_RESOURCE[:region]] = gcp_env.instance_attribute('cluster-location')
    resource_attributes[resource_constants::CLOUD_RESOURCE[:zone]] = gcp_env.instance_zone

    resource_attributes[resource_constants::HOST_RESOURCE[:id]] = gcp_env.lookup_metadata('instance', 'id')
    resource_attributes[resource_constants::HOST_RESOURCE[:name]] = ENV['HOSTNAME'] ||
                                                                    gcp_env.lookup_metadata('instance', 'hostname') ||
                                                                    safe_gethostname
  end

  if gcp_env.kubernetes_engine?
    resource_attributes[resource_constants::K8S_RESOURCE[:cluster_name]] = gcp_env.instance_attribute('cluster-name')
    resource_attributes[resource_constants::K8S_RESOURCE[:namespace_name]] = gcp_env.kubernetes_engine_namespace_id
    resource_attributes[resource_constants::K8S_RESOURCE[:pod_name]] = ENV['HOSTNAME'] || safe_gethostname
    resource_attributes[resource_constants::K8S_RESOURCE[:node_name]] = gcp_env.lookup_metadata('instance', 'hostname')

    resource_attributes[resource_constants::CONTAINER_RESOURCE[:name]] = ENV['CONTAINER_NAME']
  end

  resource_attributes.delete_if { |_key, value| value.nil? || value.empty? }
  OpenTelemetry::SDK::Resources::Resource.create(resource_attributes)
end