class Instana::Snapshot::GoogleCloudRunProcess

@since 1.199.0

Constants

ID

Public Class Methods

new(metadata_uri: 'http://metadata.google.internal') click to toggle source
# File lib/instana/snapshot/google_cloud_run_process.rb, line 10
def initialize(metadata_uri: 'http://metadata.google.internal')
  @metadata_uri = URI(metadata_uri)
  @client = Backend::RequestClient.new(@metadata_uri.host, @metadata_uri.port, use_ssl: @metadata_uri.scheme == "https")
  @start_time = Time.now
end

Public Instance Methods

data() click to toggle source
# File lib/instana/snapshot/google_cloud_run_process.rb, line 20
def data
  proc_table = Sys::ProcTable.ps(pid: Process.pid)
  process = Backend::ProcessInfo.new(proc_table)

  {
    pid: process.pid.to_i,
    env: ENV.to_h,
    exec: process.name,
    args: process.arguments,
    user: process.uid,
    group: process.gid,
    start: @start_time.to_i * 1000,
    containerType: 'gcpCloudRunInstance',
    container: lookup('/computeMetadata/v1/instance/id'),
    "com.instana.plugin.host.name": "gcp:cloud-run:revision:#{ENV['K_REVISION']}"
  }
end
entity_id() click to toggle source
# File lib/instana/snapshot/google_cloud_run_process.rb, line 16
def entity_id
  Process.pid.to_s
end
snapshot() click to toggle source
# File lib/instana/snapshot/google_cloud_run_process.rb, line 38
def snapshot
  {
    name: ID,
    entityId: entity_id,
    data: data
  }
end

Private Instance Methods

lookup(resource) click to toggle source
# File lib/instana/snapshot/google_cloud_run_process.rb, line 48
def lookup(resource)
  path = @metadata_uri.path + resource
  response = @client.send_request('GET', path, nil, {'Metadata-Flavor' => 'Google'})

  raise "Unable to get `#{path}`. Got `#{response.code}` `#{response['location']}`." unless response.ok?

  response.body
end