LoggerLedBackend

Simple module to blink and LED when a log event is received at or above the log level specified in the config.

Uses Nerves.Leds to control the LED which relies on the linux led subsystem.

Installation

If available in Hex, the package can be installed as:

1. Add logger_led_backend to your list of dependencies in mix.exs:

```elixir
def deps do
  [{:logger_led_backend, "~> 0.1.0"}]
end
```

2. Ensure logger_led_backend is started before your application:

```elixir
def application do
  [applications: [:logger_led_backend]]
end
```

Configuration

In your config, simply do something like this:

  config :logger_led_backend, level: :error, led: :error

LoggerLedBackend is configured when specified, and supports the following options:

:led - the Nerves.Leds led name to flash when an event is received (default: :error)

:led_pull - direction to pull led :on | :off (default: :on)

:on_time - how long to keep the led_pull active when event received (default: 50)

:level - the lowest level which triggers the LED. (default: :info)

Configuration may also be conducted using Logger.configure_backends/2