http: safely catch erlang exits and elixir errors from hackney (ref #672)

lib/pleroma/http/http.ex

@@ -27,10 +27,10 @@ defmodule Pleroma.HTTP do
 
   """
   def request(method, url, body \\ "", headers \\ [], options \\ []) do
+    try do
       options =
         process_request_options(options)
         |> process_sni_options(url)
-      |> process_adapter_options()
 
       params = Keyword.get(options, :params, [])
 
@@ -43,6 +43,13 @@ def request(method, url, body \\ "", headers \\ [], options \\ []) do
       |> Builder.add_param(:query, :query, params)
       |> Enum.into([])
       |> (&Tesla.request(Connection.new(), &1)).()
+    rescue
+      e ->
+        {:error, e}
+    catch
+      :exit, e ->
+        {:error, e}
+    end
   end
 
   defp process_sni_options(options, nil), do: options
@@ -57,12 +64,6 @@ defp process_sni_options(options, url) do
     end
   end
 
-  def process_adapter_options(options) do
-    adapter_options = Pleroma.Config.get([:http, :adapter], [])
-
-    options ++ [adapter: adapter_options]
-  end
-
   def process_request_options(options) do
     config = Application.get_env(:pleroma, :http, [])
     proxy = Keyword.get(config, :proxy_url, nil)