Module: Datadog::Core::TagBuilder Private

Defined in:
lib/datadog/core/tag_builder.rb

Overview

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

This module builds a hash of tags.

When changing or adding the tags, make sure they are kept in sync with docs.google.com/spreadsheets/d/1LOGMf4c4Avbtn36uZ2SWvhIGKRPLM1BoWkUP4JYj7hA/ (Datadog internal link).

Class Method Summary collapse

Class Method Details

.fixed_environment_tags ⇒ 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/datadog/core/tag_builder.rb', line 17

def self.fixed_environment_tags
  @fixed_environment_tags ||= {
    'language' => Environment::Identity.lang,
    'runtime' => Environment::Identity.lang, # Known to be duplicated from language above
    'runtime_engine' => Environment::Identity.lang_engine,
    'runtime_platform' => Environment::Identity.lang_platform,
    'runtime_version' => Environment::Identity.lang_version,
    'library_version' => Environment::Identity.gem_datadog_version,
    'git.repository_url' => Environment::Git.git_repository_url,
    'git.commit.sha' => Environment::Git.git_commit_sha,
  }.compact.freeze
end

.serialize_tags(tags) ⇒ 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/datadog/core/tag_builder.rb', line 48

def self.serialize_tags(tags)
  # DEV: Should there be some sort of escaping done here?
  tags.map do |key, value|
    "#{key}:#{value}"
  end.join(',')
end

.tags(settings) ⇒ 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/datadog/core/tag_builder.rb', line 30

def self.tags(settings)
  # Note that user tags get overwritten by our tags, and also
  # that user tags do not get compacted (nil values are sent as
  # empty strings).
  settings.tags.merge(fixed_environment_tags).merge({
    # Hostname can possibly change during application runtime.
    'host' => Environment::Socket.hostname,
    # Runtime ID changes upon a fork.
    'runtime-id' => Environment::Identity.id,
    # Process ID changes upon a fork.
    'process_id' => Process.pid.to_s,
    # Unified service tagging.
    'env' => settings.env,
    'service' => settings.service,
    'version' => settings.version,
  }.compact)
end