Module: Bixby::Agent::Config::ClassMethods

Defined in:
lib/bixby-agent/agent/config.rb

Instance Method Summary collapse

Instance Method Details

#bad_config(ex = nil) ⇒ Object 



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# File 'lib/bixby-agent/agent/config.rb', line 56

def bad_config(ex = nil)
  # TODO should force a reinstall/handshake?
  $stderr.puts "error loading config from #{config_file}"
  $stderr.puts "(#{ex})" if ex
  $stderr.puts "exiting"
  exit 1
end

#config_dir ⇒ Object 



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# File 'lib/bixby-agent/agent/config.rb', line 14

def config_dir
  Bixby.path("etc")
end

#config_file ⇒ Object 



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# File 'lib/bixby-agent/agent/config.rb', line 18

def config_file
  File.join(config_dir, "bixby.yml")
end

#load_config(root_dir) ⇒ Object 



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# File 'lib/bixby-agent/agent/config.rb', line 22

def load_config(root_dir)
  # make sure BIXBY_HOME is set correctly
  ENV["BIXBY_HOME"] = File.expand_path(root_dir || ENV["BIXBY_HOME"] || Agent::DEFAULT_ROOT_DIR)

  return nil if not File.exists? config_file

  # load it!
  begin
    config = YAML.load_file(config_file)
    if not config.kind_of? Hash or config.empty? then
      bad_config("corrupted file contents")
    end

    log_level = config["log_level"]
    log_level = log_level.strip.downcase if log_level.kind_of? String
    Bixby::Log.setup_logger(:level => log_level)

    agent = Agent.allocate
    KEYS.each do |k|
      m = "#{k}=".to_sym
      agent.send(m, config[k]) if agent.respond_to? m
    end
    agent.new = false

    return agent

  rescue Exception => ex
    if ex.kind_of? SystemExit then
      raise ex
    end
    bad_config(ex) if ex.message != "exit"
  end
end