3 files changed, 23 insertions, 4 deletions
diff --git a/app/javascript/mastodon/actions/compose.js b/app/javascript/mastodon/actions/compose.js
index 130b4af23..1371f22b2 100644
--- a/app/javascript/mastodon/actions/compose.js
+++ b/app/javascript/mastodon/actions/compose.js
@@ -1,4 +1,5 @@
 import api from '../api';
+import { CancelToken } from 'axios';
 import { throttle } from 'lodash';
 import { search as emojiSearch } from '../features/emoji/emoji_mart_search_light';
 import { tagHistory } from '../settings';
@@ -11,6 +12,8 @@ import {
   refreshPublicTimeline,
 } from './timelines';
 
+let cancelFetchComposeSuggestionsAccounts;
+
 export const COMPOSE_CHANGE          = 'COMPOSE_CHANGE';
 export const COMPOSE_SUBMIT_REQUEST  = 'COMPOSE_SUBMIT_REQUEST';
 export const COMPOSE_SUBMIT_SUCCESS  = 'COMPOSE_SUBMIT_SUCCESS';
@@ -257,13 +260,22 @@ export function undoUploadCompose(media_id) {
 };
 
 export function clearComposeSuggestions() {
+  if (cancelFetchComposeSuggestionsAccounts) {
+    cancelFetchComposeSuggestionsAccounts();
+  }
   return {
     type: COMPOSE_SUGGESTIONS_CLEAR,
   };
 };
 
 const fetchComposeSuggestionsAccounts = throttle((dispatch, getState, token) => {
+  if (cancelFetchComposeSuggestionsAccounts) {
+    cancelFetchComposeSuggestionsAccounts();
+  }
   api(getState).get('/api/v1/accounts/search', {
+    cancelToken: new CancelToken(cancel => {
+      cancelFetchComposeSuggestionsAccounts = cancel;
+    }),
     params: {
       q: token.slice(1),
       resolve: false,
diff --git a/app/lib/request.rb b/app/lib/request.rb
index 5776b3d78..298fb9528 100644
--- a/app/lib/request.rb
+++ b/app/lib/request.rb
@@ -94,9 +94,16 @@ class Request
   class Socket < TCPSocket
     class << self
       def open(host, *args)
-        address = IPSocket.getaddress(host)
-        raise Mastodon::HostValidationError if PrivateAddressCheck.private_address? IPAddr.new(address)
-        super address, *args
+        outer_e = nil
+        Addrinfo.foreach(host, nil, nil, :SOCK_STREAM) do |address|
+          begin
+            raise Mastodon::HostValidationError if PrivateAddressCheck.private_address? IPAddr.new(address.ip_address)
+            return super address.ip_address, *args
+          rescue => e
+            outer_e = e
+          end
+        end
+        raise outer_e if outer_e
       end
 
       alias new open
diff --git a/app/services/activitypub/process_account_service.rb b/app/services/activitypub/process_account_service.rb
index 68e9db766..7d8dc1369 100644
--- a/app/services/activitypub/process_account_service.rb
+++ b/app/services/activitypub/process_account_service.rb
@@ -16,7 +16,7 @@ class ActivityPub::ProcessAccountService < BaseService
 
     RedisLock.acquire(lock_options) do |lock|
       if lock.acquired?
-        @account        = Account.find_by(uri: @uri)
+        @account        = Account.find_remote(@username, @domain)
         @old_public_key = @account&.public_key
         @old_protocol   = @account&.protocol