Class: ElasticAPM::Metadata::SystemInfo::ContainerInfo Private

Inherits:
Object
  • Object
show all
Defined in:
lib/elastic_apm/metadata/system_info/container_info.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

CGROUP_PATH =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'/proc/pid/cgroup'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cgroup_path: CGROUP_PATH) ⇒ ContainerInfo

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of ContainerInfo.



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 13

def initialize(cgroup_path: CGROUP_PATH)
  @cgroup_path = cgroup_path
end

Instance Attribute Details

#cgroup_path ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 17

def cgroup_path
  @cgroup_path
end

#container_id ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 10

def container_id
  @container_id
end

#kupernetes_namespace ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 10

def kupernetes_namespace
  @kupernetes_namespace
end

#kupernetes_node_name ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 10

def kupernetes_node_name
  @kupernetes_node_name
end

#kupernetes_pod_name ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 10

def kupernetes_pod_name
  @kupernetes_pod_name
end

#kupernetes_pod_uid ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 10

def kupernetes_pod_uid
  @kupernetes_pod_uid
end

Class Method Details

.read! ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 25

def self.read!
  new.read!
end

Instance Method Details

#container ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 29

def container
  @container ||=
    begin
      return unless container_id
      { id: container_id }
    end
end

#kupernetes ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 37

def kupernetes
  @kupernetes =
    begin
      kupernetes = {}

      kupernetes[:namespace] = kupernetes_namespace
      kupernetes[:node_name] = kupernetes_node_name
      kupernetes[:pod_name] = kupernetes_pod_name
      kupernetes[:pod_uid] = kupernetes_pod_uid
      return nil if kupernetes.values.all?(&:nil?)

      kupernetes
    end
end

#read! ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/elastic_apm/metadata/system_info/container_info.rb', line 19

def read!
  read_from_cgroup!
  read_from_env!
  self
end