Method: OpenC3::InterfaceMicroservice#run

Defined in:

lib/openc3/microservices/interface_microservice.rb

#run ⇒ Object

# File 'lib/openc3/microservices/interface_microservice.rb', line 573

def run
  begin
    if @interface.read_allowed?
      @logger.info "#{@interface.name}: Starting packet reading"
    else
      @logger.info "#{@interface.name}: Starting connection maintenance"
    end
    while true
      break if @cancel_thread

      case @interface.state
      when 'DISCONNECTED'
        # Just wait to see if we should connect later
        @interface_thread_sleeper.sleep(1)
      when 'ATTEMPTING'
        begin
          @mutex.synchronize do
            # We need to make sure connect is not called after stop() has been called
            connect() unless @cancel_thread
          end
        rescue Exception => e
          handle_connection_failed(@interface.connection_string, e)
          break if @cancel_thread
        end
      when 'CONNECTED'
        if @interface.read_allowed?
          begin
            packet = @interface.read
            if packet
              handle_packet(packet)
              @count += 1
              if @interface_or_router == 'INTERFACE'
                @metric.set(name: 'interface_tlm_total', value: @count, type: 'counter')
              else
                @metric.set(name: 'router_cmd_total', value: @count, type: 'counter')
              end
            else
              @logger.info "#{@interface.name}: Internal disconnect requested (returned nil)"
              handle_connection_lost()
              break if @cancel_thread
            end
          rescue Exception => e
            handle_connection_lost(e)
            break if @cancel_thread
          end
        else
          @interface_thread_sleeper.sleep(1)
          handle_connection_lost() if !@interface.connected?
        end
      end
    end
  rescue Exception => e
    unless SystemExit === e or SignalException === e
      @logger.error "#{@interface.name}: Packet reading thread died: #{e.formatted}"
      OpenC3.handle_fatal_exception(e)
    end
    # Try to do clean disconnect because we're going down
    disconnect(false)
  end
  if @interface_or_router == 'INTERFACE'
    InterfaceStatusModel.set(@interface.as_json(:allow_nan => true), queued: true, scope: @scope)
  else
    RouterStatusModel.set(@interface.as_json(:allow_nan => true), queued: true, scope: @scope)
  end
  @logger.info "#{@interface.name}: Stopped packet reading"
end