From b001b8891a0ae9d8c7291f8148eb68a354cd319f Mon Sep 17 00:00:00 2001
From: rinpatch <rinpatch@sdf.org>
Date: Fri, 12 Jul 2019 23:52:26 +0300
Subject: [PATCH 1/3] Merge the default options with custom ones in
 ReverseProxy and Pleroma.HTTP

---
 lib/pleroma/http/connection.ex             | 2 +-
 lib/pleroma/http/http.ex                   | 5 +----
 lib/pleroma/reverse_proxy/reverse_proxy.ex | 5 +++--
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/lib/pleroma/http/connection.ex b/lib/pleroma/http/connection.ex
index c216cdcb1..a1460d303 100644
--- a/lib/pleroma/http/connection.ex
+++ b/lib/pleroma/http/connection.ex
@@ -29,7 +29,7 @@ defmodule Pleroma.HTTP.Connection do
 
   # fetch Hackney options
   #
-  defp hackney_options(opts) do
+  def hackney_options(opts) do
     options = Keyword.get(opts, :adapter, [])
     adapter_options = Pleroma.Config.get([:http, :adapter], [])
     proxy_url = Pleroma.Config.get([:http, :proxy_url], nil)
diff --git a/lib/pleroma/http/http.ex b/lib/pleroma/http/http.ex
index c96ee7353..dec24458a 100644
--- a/lib/pleroma/http/http.ex
+++ b/lib/pleroma/http/http.ex
@@ -65,10 +65,7 @@ defmodule Pleroma.HTTP do
   end
 
   def process_request_options(options) do
-    case Pleroma.Config.get([:http, :proxy_url]) do
-      nil -> options
-      proxy -> options ++ [proxy: proxy]
-    end
+    Keyword.merge(Pleroma.HTTP.Connection.hackney_options([]), options)
   end
 
   @doc """
diff --git a/lib/pleroma/reverse_proxy/reverse_proxy.ex b/lib/pleroma/reverse_proxy/reverse_proxy.ex
index bf31e9cba..1f98f215c 100644
--- a/lib/pleroma/reverse_proxy/reverse_proxy.ex
+++ b/lib/pleroma/reverse_proxy/reverse_proxy.ex
@@ -61,7 +61,7 @@ defmodule Pleroma.ReverseProxy do
   * `http`: options for [hackney](https://github.com/benoitc/hackney).
 
   """
-  @default_hackney_options []
+  @default_hackney_options [pool: :media]
 
   @inline_content_types [
     "image/gif",
@@ -94,7 +94,8 @@ defmodule Pleroma.ReverseProxy do
 
   def call(conn = %{method: method}, url, opts) when method in @methods do
     hackney_opts =
-      @default_hackney_options
+      Pleroma.HTTP.Connection.hackney_options([])
+      |> Keyword.merge(@default_hackney_options)
       |> Keyword.merge(Keyword.get(opts, :http, []))
       |> HTTP.process_request_options()
 

From fa7e0c4262f8844bb6224c200f7d41720607fcac Mon Sep 17 00:00:00 2001
From: rinpatch <rinpatch@sdf.org>
Date: Fri, 12 Jul 2019 23:53:21 +0300
Subject: [PATCH 2/3] Workaround for remote server certificate chain issues

---
 config/config.exs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/config/config.exs b/config/config.exs
index 99b500993..eb663f3ec 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -194,6 +194,8 @@ config :pleroma, :http,
   send_user_agent: true,
   adapter: [
     ssl_options: [
+      # Workaround for remote server certificate chain issues
+      partial_chain: &:hackney_connect.partial_chain/1,
       # We don't support TLS v1.3 yet
       versions: [:tlsv1, :"tlsv1.1", :"tlsv1.2"]
     ]

From 29ffe81c2e2235ed723516e74a50b025af688b9b Mon Sep 17 00:00:00 2001
From: rinpatch <rinpatch@sdf.org>
Date: Sat, 13 Jul 2019 02:04:26 +0300
Subject: [PATCH 3/3] Add a changelog entry for tolerating incorrect chain
 order

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 942733ab6..1ee845031 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixed
 - Not being able to pin unlisted posts
 - Metadata rendering errors resulting in the entire page being inaccessible
+- Federation/MediaProxy not working with instances that have wrong certificate order
 - Mastodon API: Handling of search timeouts (`/api/v1/search` and `/api/v2/search`)
 - Mastodon API: Embedded relationships not being properly rendered in the Account entity of Status entity
 - Mastodon API: Add `account_id`, `type`, `offset`, and `limit` to search API (`/api/v1/search` and `/api/v2/search`)