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spawn
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Spawn is the core lib for Spawn Actors System
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lib/spawn/supervisor.ex
defmodule Spawn.Supervisor do
@moduledoc false
use Supervisor
require Logger
import Spawn.Utils.Common, only: [supervisor_process_logger: 1]
alias Actors.Config.PersistentTermConfig, as: Config
@shutdown_timeout_ms 330_000
def start_link(opts) do
Supervisor.start_link(__MODULE__, opts, name: __MODULE__)
end
def child_spec(opts) do
%{
id: __MODULE__,
start: {__MODULE__, :start_link, [opts]},
shutdown: @shutdown_timeout_ms
}
end
@impl true
def init(opts) do
children =
[
supervisor_process_logger(__MODULE__)
]
|> maybe_start_internal_nats(opts)
|> Kernel.++([
{Spawn.Cache.LookupCache, []},
Spawn.Cluster.StateHandoff.ManagerSupervisor.child_spec(opts),
{Spawn.Cluster.ClusterSupervisor, []},
Spawn.Cluster.Node.Registry.child_spec()
])
Supervisor.init(children, strategy: :one_for_one)
end
defp maybe_start_internal_nats(children, opts) do
case Config.get(:use_internal_nats) do
false ->
children
_ ->
Logger.debug("Starting Spawn using Nats control protocol")
children ++
[
Spawn.Cluster.Node.ConnectionSupervisor.child_spec(opts),
Spawn.Cluster.Node.ServerSupervisor.child_spec(opts)
]
end
end
end