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diff --git a/lib/fast_html/pool.ex b/lib/fast_html/pool.ex
index 2032f28..89637b6 100644
--- a/lib/fast_html/pool.ex
+++ b/lib/fast_html/pool.ex
@@ -1,135 +1,135 @@
# SPDX-FileCopyrightText: 2019-2022 Pleroma Authors <https://pleroma.social>
# SPDX-License-Identifier: LGPL-2.1-only
defmodule FastHtml.Pool do
@behaviour NimblePool
@moduledoc """
"""
require Logger
@doc false
def child_spec(opts) do
%{
id: __MODULE__,
start: {__MODULE__, :start_link, [opts]},
type: :worker,
restart: :permanent
}
end
@doc """
Starts the port pool.
### Options
- `:size` - Number of ports in the pool. Defaults to `System.schedulers_online/0` if not set.
- `:name` - Registered name of the pool. Defaults to `#{__MODULE__}` if not set, set to `false` to not register the process.
"""
@type option :: {:size, pos_integer()} | {:name, atom()}
@spec start_link([option()]) :: term()
def start_link(options) do
{size, options} = Keyword.pop(options, :size, System.schedulers_online())
NimblePool.start_link(worker: {__MODULE__, options}, pool_size: size)
end
@type pool :: atom() | pid()
@type result :: {:ok, term()} | {:error, atom()}
@spec get_port(pool(), (port() -> result())) :: result()
def get_port(pool, fun) do
NimblePool.checkout!(pool, :checkout, fn _from, port ->
result = fun.(port)
client_state =
case result do
{:ok, _} ->
:ok
{:error, reason} ->
reason
end
send(port, {self(), {:connect, GenServer.whereis(pool)}})
client_state =
receive do
{^port, :connected} -> client_state
{:EXIT, ^port, reason} -> {:EXIT, reason}
end
{result, client_state}
end)
end
@impl NimblePool
@doc false
def init_pool(state) do
{name, options} =
case Keyword.pop(state, :name) do
{nil, state} -> {__MODULE__, state}
{name, state} when is_atom(name) -> {name, state}
{_, state} -> {nil, state}
end
if name, do: Process.register(self(), name)
{:ok, options}
end
@impl NimblePool
@doc false
def init_worker(pool_state) do
port = :fast_html.open_port()
{:ok, port, pool_state}
end
@impl NimblePool
@doc false
def terminate_worker({:EXIT, reason}, port, pool_state) do
- Logger.warn(fn ->
+ Logger.warning(fn ->
"[#{__MODULE__}]: Port #{port} unexpectedly exited with reason: #{reason}"
end)
{:ok, pool_state}
end
@impl NimblePool
@doc false
def terminate_worker(_reason, port, pool_state) do
Port.close(port)
{:ok, pool_state}
end
@impl NimblePool
@doc false
def handle_checkout(:checkout, {client_pid, _}, port, pool_state) do
send(port, {self(), {:connect, client_pid}})
receive do
{^port, :connected} -> {:ok, port, port, pool_state}
{:EXIT, ^port, reason} -> {:remove, {:EXIT, reason}}
end
end
@impl NimblePool
@doc false
def handle_checkin(:timeout, _, _, pool_state), do: {:remove, :timeout, pool_state}
@impl NimblePool
@doc false
def handle_checkin(_, _, port, pool_state), do: {:ok, port, pool_state}
@impl NimblePool
@doc false
def handle_info({:EXIT, port, reason}, port), do: {:remove, {:EXIT, reason}}
@impl NimblePool
@doc false
def handle_info({:EXIT, _, _}, port), do: {:ok, port}
# Port sent data to the pool, this happens when the timeout was reached
# and the port got disconnected from the client, but not yet killed by the pool.
# Just discard the message.
@impl NimblePool
@doc false
def handle_info({_sending_port, {:data, _}}, port), do: {:ok, port}
end

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