42 lines
886 B
Elixir
42 lines
886 B
Elixir
defmodule FarmbotOS.Platform.Target.InfoWorker.Throttle do
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@moduledoc """
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RPI specific worker responsible for checking the `throttled` flag
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as reported by vcgencmd
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"""
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use GenServer
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@default_timeout_ms 60_000
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@error_timeout_ms 5_000
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alias FarmbotCore.BotState
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@doc false
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def start_link(args) do
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GenServer.start_link(__MODULE__, args)
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end
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@impl GenServer
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def init([]) do
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{:ok, nil, 0}
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end
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@impl GenServer
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def handle_info(:timeout, state) do
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{throttled_str, 0} =
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Nerves.Runtime.cmd("vcgencmd", ["get_throttled"], :return)
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throttled =
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throttled_str
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|> String.trim()
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|> String.split("=")
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|> List.last()
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if GenServer.whereis(BotState) do
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:ok = BotState.report_throttled(throttled)
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{:noreply, state, @default_timeout_ms}
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else
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{:noreply, state, @error_timeout_ms}
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end
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end
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end
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