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Kubernetes API Client for Elixir
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lib/k8s/sys/logger.ex
defmodule K8s.Sys.Logger do
@moduledoc "Attaches telemetry events to the Elixir Logger"
require Logger
@doc """
Attaches telemetry events to the Elixir Logger
"""
@spec attach() :: :ok
def attach() do
events = K8s.Sys.Event.events()
:telemetry.attach_many("k8s-events-logger", events, &log_handler/4, :debug)
end
@doc false
@spec log_handler(keyword, map | integer, map, atom) :: :ok
def log_handler(event, measurements, metadata, preferred_level) do
event_name = Enum.join(event, ".")
level =
case Regex.match?(~r/fail|error/, event_name) do
true -> :error
_ -> preferred_level
end
Logger.log(level, "[#{event_name}] #{inspect(measurements)} #{inspect(metadata)}")
end
end