Graham McIntire
cc88fd4a10
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42 lines
1,005 B
Elixir
42 lines
1,005 B
Elixir
defmodule Aprsme.DeploymentNotifier do
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@moduledoc """
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Notifies connected clients about deployment changes.
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Called from the release module when a deployment is detected.
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"""
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use GenServer
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require Logger
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def start_link(opts \\ []) do
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GenServer.start_link(__MODULE__, opts, name: __MODULE__)
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end
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@impl true
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def init(_opts) do
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if System.get_env("DEPLOYED_AT"),
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do: :ok = Process.send_after(self(), :notify_deployment, 10_000),
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else: :ok
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{:ok, %{}}
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end
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@impl true
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def handle_info(:notify_deployment, state) do
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deployed_at = Aprsme.Release.deployed_at()
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:ok = notify_deployment(deployed_at)
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Logger.info("Deployment notification sent for timestamp: #{deployed_at}")
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{:noreply, state}
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end
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@doc """
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Notify about a new deployment immediately.
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"""
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def notify_deployment(deployed_at) do
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Phoenix.PubSub.broadcast(
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Aprsme.PubSub,
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"deployment_events",
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{:new_deployment, %{deployed_at: deployed_at}}
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)
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end
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end
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