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pleroma

My custom branche(s) on git.pleroma.social/pleroma/pleroma git clone https://hacktivis.me/git/pleroma.git
commit: 31ec5cd35eece97aa1213c401b40d3ab83689ea9
parent cd9d6a12abb745f6a060434c13ca6d85f43a4e02
Author: Haelwenn <contact+git.pleroma.social@hacktivis.me>
Date:   Fri, 26 May 2023 22:16:18 +0000

Merge branch 'mergeback/2.5.2' into 'develop'

Mergeback: 2.5.2

Closes #3030, #3062, and #3045

See merge request pleroma/pleroma!3893

Diffstat:

MCHANGELOG.md20++++++++++++++++++++
Achangelog.d/3893.skip0
Mlib/pleroma/web/streamer.ex46+++++++++++++++++++++++++++++++++++++++-------
Mmix.exs2+-
Mtest/pleroma/web/streamer_test.exs77+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 137 insertions(+), 8 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md @@ -18,6 +18,26 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/). ### Removed - BREAKING: Support for passwords generated with `crypt(3)` (Gnu Social migration artifact) +## 2.5.2 + +### Security +- `/proxy` endpoint now sets a Content-Security-Policy (sandbox) +- WebSocket endpoint now respects unauthenticated restrictions for streams of public posts +- OEmbed HTML tags are now filtered + +### Changed +- docs: Be more explicit about the level of compatibility of OTP releases +- Set default background worker timeout to 15 minutes + +### Fixed +- Atom/RSS formatting (HTML truncation, published, missing summary) +- Remove `static_fe` pipeline for `/users/:nickname/feed` +- Stop oban from retrying if validating errors occur when processing incoming data +- Make sure object refetching as used by already received polls follows MRF rules + +### Removed +- BREAKING: Support for passwords generated with `crypt(3)` (Gnu Social migration artifact) + ## 2.5.1 ### Added diff --git a/changelog.d/3893.skip b/changelog.d/3893.skip diff --git a/lib/pleroma/web/streamer.ex b/lib/pleroma/web/streamer.ex @@ -25,6 +25,7 @@ defmodule Pleroma.Web.Streamer do def registry, do: @registry @public_streams ["public", "public:local", "public:media", "public:local:media"] + @local_streams ["public:local", "public:local:media"] @user_streams ["user", "user:notification", "direct", "user:pleroma_chat"] @doc "Expands and authorizes a stream, and registers the process for streaming." @@ -41,14 +42,37 @@ defmodule Pleroma.Web.Streamer do end end + defp can_access_stream(user, oauth_token, kind) do + with {_, true} <- {:restrict?, Config.restrict_unauthenticated_access?(:timelines, kind)}, + {_, %User{id: user_id}, %Token{user_id: user_id}} <- {:user, user, oauth_token}, + {_, true} <- + {:scopes, + OAuthScopesPlug.filter_descendants(["read:statuses"], oauth_token.scopes) != []} do + true + else + {:restrict?, _} -> + true + + _ -> + false + end + end + @doc "Expand and authorizes a stream" @spec get_topic(stream :: String.t(), User.t() | nil, Token.t() | nil, Map.t()) :: {:ok, topic :: String.t()} | {:error, :bad_topic} def get_topic(stream, user, oauth_token, params \\ %{}) - # Allow all public steams. - def get_topic(stream, _user, _oauth_token, _params) when stream in @public_streams do - {:ok, stream} + # Allow all public steams if the instance allows unauthenticated access. + # Otherwise, only allow users with valid oauth tokens. + def get_topic(stream, user, oauth_token, _params) when stream in @public_streams do + kind = if stream in @local_streams, do: :local, else: :federated + + if can_access_stream(user, oauth_token, kind) do + {:ok, stream} + else + {:error, :unauthorized} + end end # Allow all hashtags streams. @@ -57,12 +81,20 @@ defmodule Pleroma.Web.Streamer do end # Allow remote instance streams. - def get_topic("public:remote", _user, _oauth_token, %{"instance" => instance} = _params) do - {:ok, "public:remote:" <> instance} + def get_topic("public:remote", user, oauth_token, %{"instance" => instance} = _params) do + if can_access_stream(user, oauth_token, :federated) do + {:ok, "public:remote:" <> instance} + else + {:error, :unauthorized} + end end - def get_topic("public:remote:media", _user, _oauth_token, %{"instance" => instance} = _params) do - {:ok, "public:remote:media:" <> instance} + def get_topic("public:remote:media", user, oauth_token, %{"instance" => instance} = _params) do + if can_access_stream(user, oauth_token, :federated) do + {:ok, "public:remote:media:" <> instance} + else + {:error, :unauthorized} + end end # Expand user streams. diff --git a/mix.exs b/mix.exs @@ -4,7 +4,7 @@ defmodule Pleroma.Mixfile do def project do [ app: :pleroma, - version: version("2.5.51"), + version: version("2.5.52"), elixir: "~> 1.11", elixirc_paths: elixirc_paths(Mix.env()), compilers: [:phoenix, :gettext] ++ Mix.compilers(), diff --git a/test/pleroma/web/streamer_test.exs b/test/pleroma/web/streamer_test.exs @@ -29,6 +29,26 @@ defmodule Pleroma.Web.StreamerTest do assert {:ok, "public:local:media"} = Streamer.get_topic("public:local:media", nil, nil) end + test "rejects local public streams if restricted_unauthenticated is on" do + clear_config([:restrict_unauthenticated, :timelines, :local], true) + + assert {:error, :unauthorized} = Streamer.get_topic("public:local", nil, nil) + assert {:error, :unauthorized} = Streamer.get_topic("public:local:media", nil, nil) + end + + test "rejects remote public streams if restricted_unauthenticated is on" do + clear_config([:restrict_unauthenticated, :timelines, :federated], true) + + assert {:error, :unauthorized} = Streamer.get_topic("public", nil, nil) + assert {:error, :unauthorized} = Streamer.get_topic("public:media", nil, nil) + + assert {:error, :unauthorized} = + Streamer.get_topic("public:remote", nil, nil, %{"instance" => "lain.com"}) + + assert {:error, :unauthorized} = + Streamer.get_topic("public:remote:media", nil, nil, %{"instance" => "lain.com"}) + end + test "allows instance streams" do assert {:ok, "public:remote:lain.com"} = Streamer.get_topic("public:remote", nil, nil, %{"instance" => "lain.com"}) @@ -69,6 +89,63 @@ defmodule Pleroma.Web.StreamerTest do end end + test "allows local public streams if restricted_unauthenticated is on", %{ + user: user, + token: oauth_token + } do + clear_config([:restrict_unauthenticated, :timelines, :local], true) + + %{token: read_notifications_token} = oauth_access(["read:notifications"], user: user) + %{token: badly_scoped_token} = oauth_access(["irrelevant:scope"], user: user) + + assert {:ok, "public:local"} = Streamer.get_topic("public:local", user, oauth_token) + + assert {:ok, "public:local:media"} = + Streamer.get_topic("public:local:media", user, oauth_token) + + for token <- [read_notifications_token, badly_scoped_token] do + assert {:error, :unauthorized} = Streamer.get_topic("public:local", user, token) + + assert {:error, :unauthorized} = Streamer.get_topic("public:local:media", user, token) + end + end + + test "allows remote public streams if restricted_unauthenticated is on", %{ + user: user, + token: oauth_token + } do + clear_config([:restrict_unauthenticated, :timelines, :federated], true) + + %{token: read_notifications_token} = oauth_access(["read:notifications"], user: user) + %{token: badly_scoped_token} = oauth_access(["irrelevant:scope"], user: user) + + assert {:ok, "public"} = Streamer.get_topic("public", user, oauth_token) + assert {:ok, "public:media"} = Streamer.get_topic("public:media", user, oauth_token) + + assert {:ok, "public:remote:lain.com"} = + Streamer.get_topic("public:remote", user, oauth_token, %{"instance" => "lain.com"}) + + assert {:ok, "public:remote:media:lain.com"} = + Streamer.get_topic("public:remote:media", user, oauth_token, %{ + "instance" => "lain.com" + }) + + for token <- [read_notifications_token, badly_scoped_token] do + assert {:error, :unauthorized} = Streamer.get_topic("public", user, token) + assert {:error, :unauthorized} = Streamer.get_topic("public:media", user, token) + + assert {:error, :unauthorized} = + Streamer.get_topic("public:remote", user, token, %{ + "instance" => "lain.com" + }) + + assert {:error, :unauthorized} = + Streamer.get_topic("public:remote:media", user, token, %{ + "instance" => "lain.com" + }) + end + end + test "allows user streams (with proper OAuth token scopes)", %{ user: user, token: read_oauth_token