From e7c64f106eb578f802d000ecd8dacbc00a357b66 Mon Sep 17 00:00:00 2001 From: Ariadne Conill Date: Tue, 23 Jul 2019 16:47:22 +0000 Subject: [PATCH] signature: properly deduce the actor from misskey key IDs --- lib/pleroma/signature.ex | 15 ++++++++++++--- test/signature_test.exs | 21 +++++++++++++++------ 2 files changed, 27 insertions(+), 9 deletions(-) diff --git a/lib/pleroma/signature.ex b/lib/pleroma/signature.ex index 2a0823ecf..0bf49fd7c 100644 --- a/lib/pleroma/signature.ex +++ b/lib/pleroma/signature.ex @@ -10,9 +10,18 @@ defmodule Pleroma.Signature do alias Pleroma.Web.ActivityPub.ActivityPub def key_id_to_actor_id(key_id) do - URI.parse(key_id) - |> Map.put(:fragment, nil) - |> URI.to_string() + uri = + URI.parse(key_id) + |> Map.put(:fragment, nil) + + uri = + if String.ends_with?(uri.path, "/publickey") do + Map.put(uri, :path, String.replace(uri.path, "/publickey", "")) + else + uri + end + + URI.to_string(uri) end def fetch_public_key(conn) do diff --git a/test/signature_test.exs b/test/signature_test.exs index 7400cae9a..26337eaf9 100644 --- a/test/signature_test.exs +++ b/test/signature_test.exs @@ -48,16 +48,14 @@ defmodule Pleroma.SignatureTest do test "it returns error when not found user" do assert capture_log(fn -> - assert Signature.fetch_public_key(make_fake_conn("test-ap_id")) == - {:error, :error} + assert Signature.fetch_public_key(make_fake_conn("test-ap_id")) == {:error, :error} end) =~ "[error] Could not decode user" end test "it returns error if public key is empty" do user = insert(:user, %{info: %{source_data: %{"publicKey" => %{}}}}) - assert Signature.fetch_public_key(make_fake_conn(user.ap_id)) == - {:error, :error} + assert Signature.fetch_public_key(make_fake_conn(user.ap_id)) == {:error, :error} end end @@ -65,8 +63,7 @@ defmodule Pleroma.SignatureTest do test "it returns key" do ap_id = "https://mastodon.social/users/lambadalambda" - assert Signature.refetch_public_key(make_fake_conn(ap_id)) == - {:ok, @rsa_public_key} + assert Signature.refetch_public_key(make_fake_conn(ap_id)) == {:ok, @rsa_public_key} end test "it returns error when not found user" do @@ -105,4 +102,16 @@ defmodule Pleroma.SignatureTest do ) == {:error, []} end end + + describe "key_id_to_actor_id/1" do + test "it properly deduces the actor id for misskey" do + assert Signature.key_id_to_actor_id("https://example.com/users/1234/publickey") == + "https://example.com/users/1234" + end + + test "it properly deduces the actor id for mastodon and pleroma" do + assert Signature.key_id_to_actor_id("https://example.com/users/1234#main-key") == + "https://example.com/users/1234" + end + end end