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My custom branche(s) on git.pleroma.social/pleroma/pleroma
commit: 8c8fb84a38de31e7ef95661ea162bf2aded8967b
parent: da4660d2bfd7cc8fe19649c4b51d86ee414b84e1
Author: rinpatch <rinpatch@sdf.org>
Date:   Sat,  5 Sep 2020 17:47:12 +0000

Merge branch 'fix/pool-middleware-reverseproxy-leak' into 'develop'

ConnectionPool middleware: Fix connection leak on ReverseProxy redirects

See merge request pleroma/pleroma!2954

Diffstat:

Mlib/pleroma/tesla/middleware/connection_pool.ex27+++++++++++++++++++--------
Mmix.exs4+++-
Mmix.lock2+-
3 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/lib/pleroma/tesla/middleware/connection_pool.ex b/lib/pleroma/tesla/middleware/connection_pool.ex @@ -15,21 +15,32 @@ defmodule Pleroma.Tesla.Middleware.ConnectionPool do def call(%Tesla.Env{url: url, opts: opts} = env, next, _) do uri = URI.parse(url) + # Avoid leaking connections when the middleware is called twice + # with body_as: :chunks. We assume only the middleware can set + # opts[:adapter][:conn] + if opts[:adapter][:conn] do + ConnectionPool.release_conn(opts[:adapter][:conn]) + end + case ConnectionPool.get_conn(uri, opts[:adapter]) do {:ok, conn_pid} -> adapter_opts = Keyword.merge(opts[:adapter], conn: conn_pid, close_conn: false) opts = Keyword.put(opts, :adapter, adapter_opts) env = %{env | opts: opts} - res = Tesla.run(env, next) - unless opts[:adapter][:body_as] == :chunks do - ConnectionPool.release_conn(conn_pid) + case Tesla.run(env, next) do + {:ok, env} -> + unless opts[:adapter][:body_as] == :chunks do + ConnectionPool.release_conn(conn_pid) + {:ok, pop_in(env[:opts][:adapter][:conn])} + else + {:ok, env} + end + + err -> + ConnectionPool.release_conn(conn_pid) + err end - - res - - err -> - err end end end diff --git a/mix.exs b/mix.exs @@ -134,7 +134,9 @@ defmodule Pleroma.Mixfile do {:cachex, "~> 3.2"}, {:poison, "~> 3.0", override: true}, {:tesla, - github: "teamon/tesla", ref: "af3707078b10793f6a534938e56b963aff82fe3c", override: true}, + git: "https://git.pleroma.social/pleroma/elixir-libraries/tesla.git", + ref: "3a2789d8535f7b520ebbadc4494227e5ba0e5365", + override: true}, {:castore, "~> 0.1"}, {:cowlib, "~> 2.9", override: true}, {:gun, diff --git a/mix.lock b/mix.lock @@ -110,7 +110,7 @@ "swoosh": {:hex, :swoosh, "1.0.0", "c547cfc83f30e12d5d1fdcb623d7de2c2e29a5becfc68bf8f42ba4d23d2c2756", [:mix], [{:cowboy, "~> 1.0.1 or ~> 1.1 or ~> 2.4", [hex: :cowboy, repo: "hexpm", optional: true]}, {:gen_smtp, "~> 0.13", [hex: :gen_smtp, repo: "hexpm", optional: true]}, {:hackney, "~> 1.9", [hex: :hackney, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:mail, "~> 0.2", [hex: :mail, repo: "hexpm", optional: true]}, {:mime, "~> 1.1", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_cowboy, ">= 1.0.0", [hex: :plug_cowboy, repo: "hexpm", optional: true]}], "hexpm", "b3b08e463f876cb6167f7168e9ad99a069a724e124bcee61847e0e1ed13f4a0d"}, "syslog": {:hex, :syslog, "1.1.0", "6419a232bea84f07b56dc575225007ffe34d9fdc91abe6f1b2f254fd71d8efc2", [:rebar3], [], "hexpm", "4c6a41373c7e20587be33ef841d3de6f3beba08519809329ecc4d27b15b659e1"}, "telemetry": {:hex, :telemetry, "0.4.2", "2808c992455e08d6177322f14d3bdb6b625fbcfd233a73505870d8738a2f4599", [:rebar3], [], "hexpm", "2d1419bd9dda6a206d7b5852179511722e2b18812310d304620c7bd92a13fcef"}, - "tesla": {:git, "https://github.com/teamon/tesla.git", "af3707078b10793f6a534938e56b963aff82fe3c", [ref: "af3707078b10793f6a534938e56b963aff82fe3c"]}, + "tesla": {:git, "https://git.pleroma.social/pleroma/elixir-libraries/tesla.git", "3a2789d8535f7b520ebbadc4494227e5ba0e5365", [ref: "3a2789d8535f7b520ebbadc4494227e5ba0e5365"]}, "timex": {:hex, :timex, "3.6.2", "845cdeb6119e2fef10751c0b247b6c59d86d78554c83f78db612e3290f819bc2", [:mix], [{:combine, "~> 0.10", [hex: :combine, repo: "hexpm", optional: false]}, {:gettext, "~> 0.10", [hex: :gettext, repo: "hexpm", optional: false]}, {:tzdata, "~> 0.1.8 or ~> 0.5 or ~> 1.0.0", [hex: :tzdata, repo: "hexpm", optional: false]}], "hexpm", "26030b46199d02a590be61c2394b37ea25a3664c02fafbeca0b24c972025d47a"}, "trailing_format_plug": {:hex, :trailing_format_plug, "0.0.7", "64b877f912cf7273bed03379936df39894149e35137ac9509117e59866e10e45", [:mix], [{:plug, "> 0.12.0", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "bd4fde4c15f3e993a999e019d64347489b91b7a9096af68b2bdadd192afa693f"}, "tzdata": {:hex, :tzdata, "1.0.3", "73470ad29dde46e350c60a66e6b360d3b99d2d18b74c4c349dbebbc27a09a3eb", [:mix], [{:hackney, "~> 1.0", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm", "a6e1ee7003c4d04ecbd21dd3ec690d4c6662db5d3bbdd7262d53cdf5e7c746c1"},