Module: Flydata::Helper::Server

Includes:
FlydataCore::Logger
Defined in:
lib/flydata/helper/server.rb

Constant Summary collapse

OVERWRITE_PARAMETERS = 
{
  :worker_type => 'thread',
  :supervisor => true,
}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#action_ownership_channel ⇒ Object (readonly)

Returns the value of attribute action_ownership_channel.



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# File 'lib/flydata/helper/server.rb', line 35

def action_ownership_channel
  @action_ownership_channel
end

Class Method Details

.run(opts = {}) ⇒ Object 



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# File 'lib/flydata/helper/server.rb', line 21

def self.run(opts={})
  # See ServerEngine documents for details:
  # https://github.com/frsyuki/serverengine
  ServerEngine.create(Server, Worker) do
    ConfigParser.parse_file(opts[:config_path]).
      merge(opts).merge(OVERWRITE_PARAMETERS)
  end.run
end

Instance Method Details

#after_run ⇒ Object

ServerEngine hook point



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# File 'lib/flydata/helper/server.rb', line 57

def after_run
  log_debug "after_run"
  @scheduler.shutdown if @scheduler

  if @action_ownership_channel &&
      @action_ownership_channel.remote_actions_exist?
    log_error("[error] Unprocessed actions are left in action_ownership_channel queue #{@action_ownership_channel.dump}")
  end
end

#before_run ⇒ Object

ServerEngine hook point



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# File 'lib/flydata/helper/server.rb', line 48

def before_run
  log_debug "before_run"
  helper_config = config[:helper]
  @action_ownership_channel = ActionOwnershipChannel.new
  @scheduler = Scheduler.new(helper_config, self)
  @scheduler.start
end

#custom_log_items ⇒ Object 



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# File 'lib/flydata/helper/server.rb', line 67

def custom_log_items
  super.merge(prefix: '[server]')
end

#initialize ⇒ Object 



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# File 'lib/flydata/helper/server.rb', line 30

def initialize
  super
  $log = logger
end

#reload_config ⇒ Object

ServerEngine hook point



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# File 'lib/flydata/helper/server.rb', line 38

def reload_config
  super
  setup_log_format
  log_info "reload_config"
  if @scheduler
    @scheduler.reload(config[:helper])
  end
end

#setup_log_format ⇒ Object 



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# File 'lib/flydata/helper/server.rb', line 71

def setup_log_format
  logger.datetime_format = "%Y-%m-%d %H:%M:%S %z "
  logger.formatter = proc do |severity, datetime, progname, msg|
    "#{datetime} helper.#{severity.to_s.downcase}: #{msg}\n"
  end
end