Module: InitExporter::Helpers::Init

Defined in:
lib/init_exporter/helpers/init.rb,
lib/init_exporter/helpers/init/base_backend.rb,
lib/init_exporter/helpers/init/systemd_backend.rb,
lib/init_exporter/helpers/init/upstart_backend.rb

Defined Under Namespace

Classes: BaseBackend, SystemdBackend, UpstartBackend

Class Method Summary collapse

Class Method Details

.all_procfiles ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 29

def all_procfiles
  @all_procfiles ||= begin
    list_procfiles.map do |path|
      stage, role = extract_stage_and_role(path)
      {stage: stage, role: role, path: path}
    end
  end
end

.application_init_name(application, role) ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 19

def application_init_name(application, role)
  suffix = role.to_s == 'all' ? '' : "_#{role}"

  application.tr('-', '_').gsub(/\W/, '') + suffix
end

.detect_backend(ssh) ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 9

def detect_backend(ssh)
  if ssh.test 'which', 'systemctl'
    InitExporter::Helpers::Init::SystemdBackend.new(ssh)
  elsif ssh.test 'which', 'initctl'
    InitExporter::Helpers::Init::UpstartBackend.new(ssh)
  else
    raise 'No init system found (both systemctl and initctl are not found in path)'
  end
end

.init_job_name(application, role) ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 25

def init_job_name(application, role)
  init_job_prefix + application_init_name(application, role)
end

.init_roles ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 52

def init_roles
  known_procfiles.map { |p| p[:role] }.uniq
end

.known_procfiles ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 38

def known_procfiles
  all_procfiles.reject do |p|
    p[:stage] == :unknown || p[:role] == :unknown
  end
end

.procfile_exists?(stage, role) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/init_exporter/helpers/init.rb', line 44

def procfile_exists?(stage, role)
  all_procfiles.find { |p| p[:stage] == stage && p[:role] == role }
end

.procfiles_for(stage) ⇒ Object 



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# File 'lib/init_exporter/helpers/init.rb', line 48

def procfiles_for(stage)
  known_procfiles.select { |p| p[:stage] == stage }
end