58 lines
1.7 KiB
Elixir
58 lines
1.7 KiB
Elixir
# Portions of this file are derived from Pleroma:
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social>
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# SPDX-License-Identifier: AGPL-3.0-only
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# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/lib/pleroma/workers/worker_helper.ex
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defmodule Mobilizon.Service.Workers.Helper do
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@moduledoc """
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Tools to ease dealing with workers
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"""
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alias Mobilizon.Config
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alias Mobilizon.Service.Workers.Helper
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@spec worker_args(atom()) :: Keyword.t()
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def worker_args(queue) do
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case Config.get([:workers, :retries, queue]) do
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nil -> []
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max_attempts -> [max_attempts: max_attempts]
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end
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end
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@spec sidekiq_backoff(integer, integer, integer) :: integer
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def sidekiq_backoff(attempt, pow \\ 4, base_backoff \\ 15) do
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backoff =
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:math.pow(attempt, pow) +
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base_backoff +
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:rand.uniform(2 * base_backoff) * attempt
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trunc(backoff)
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end
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defmacro __using__(opts) do
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caller_module = __CALLER__.module
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queue = Keyword.fetch!(opts, :queue)
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quote do
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# Note: `max_attempts` is intended to be overridden in `new/2` call
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use Oban.Worker,
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queue: unquote(queue),
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max_attempts: 1
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alias Oban.Job
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@spec enqueue(String.t() | :atom, map(), Keyword.t()) ::
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{:ok, Job.t()} | {:error, Ecto.Changeset.t()}
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def enqueue(operation, params, worker_args \\ []) do
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params = Map.merge(%{"op" => operation}, params)
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queue_atom = String.to_existing_atom(unquote(queue))
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worker_args = worker_args ++ Helper.worker_args(queue_atom)
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unquote(caller_module)
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|> apply(:new, [params, worker_args])
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|> Oban.insert()
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end
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end
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end
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end
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