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-rw-r--r--app/lib/activitypub/activity.rb7
-rw-r--r--app/lib/activitypub/activity/create.rb6
-rw-r--r--app/services/activitypub/fetch_remote_status_service.rb13
-rw-r--r--app/services/activitypub/fetch_replies_service.rb4
-rw-r--r--app/services/fetch_remote_status_service.rb4
-rw-r--r--app/services/resolve_url_service.rb2
-rw-r--r--app/workers/activitypub/fetch_replies_worker.rb4
-rw-r--r--app/workers/fetch_reply_worker.rb4
-rw-r--r--app/workers/thread_resolve_worker.rb4
-rw-r--r--spec/lib/activitypub/activity/add_spec.rb4
-rw-r--r--spec/services/activitypub/fetch_remote_status_service_spec.rb94
-rw-r--r--spec/services/fetch_remote_status_service_spec.rb2
12 files changed, 126 insertions, 22 deletions
diff --git a/app/lib/activitypub/activity.rb b/app/lib/activitypub/activity.rb
index f4c67cccd..900428e92 100644
--- a/app/lib/activitypub/activity.rb
+++ b/app/lib/activitypub/activity.rb
@@ -106,7 +106,8 @@ class ActivityPub::Activity
       actor_id = value_or_id(first_of_value(@object['attributedTo']))
 
       if actor_id == @account.uri
-        return ActivityPub::Activity.factory({ 'type' => 'Create', 'actor' => actor_id, 'object' => @object }, @account).perform
+        virtual_object = { 'type' => 'Create', 'actor' => actor_id, 'object' => @object }
+        return ActivityPub::Activity.factory(virtual_object, @account, request_id: @options[:request_id]).perform
       end
     end
 
@@ -152,9 +153,9 @@ class ActivityPub::Activity
   def fetch_remote_original_status
     if object_uri.start_with?('http')
       return if ActivityPub::TagManager.instance.local_uri?(object_uri)
-      ActivityPub::FetchRemoteStatusService.new.call(object_uri, id: true, on_behalf_of: @account.followers.local.first)
+      ActivityPub::FetchRemoteStatusService.new.call(object_uri, id: true, on_behalf_of: @account.followers.local.first, request_id: @options[:request_id])
     elsif @object['url'].present?
-      ::FetchRemoteStatusService.new.call(@object['url'])
+      ::FetchRemoteStatusService.new.call(@object['url'], request_id: @options[:request_id])
     end
   end
 
diff --git a/app/lib/activitypub/activity/create.rb b/app/lib/activitypub/activity/create.rb
index cfad62a6b..487b65223 100644
--- a/app/lib/activitypub/activity/create.rb
+++ b/app/lib/activitypub/activity/create.rb
@@ -327,18 +327,18 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
   def resolve_thread(status)
     return unless status.reply? && status.thread.nil? && Request.valid_url?(in_reply_to_uri)
 
-    ThreadResolveWorker.perform_async(status.id, in_reply_to_uri)
+    ThreadResolveWorker.perform_async(status.id, in_reply_to_uri, { 'request_id' => @options[:request_id]})
   end
 
   def fetch_replies(status)
     collection = @object['replies']
     return if collection.nil?
 
-    replies = ActivityPub::FetchRepliesService.new.call(status, collection, false)
+    replies = ActivityPub::FetchRepliesService.new.call(status, collection, allow_synchronous_requests: false, request_id: @options[:request_id])
     return unless replies.nil?
 
     uri = value_or_id(collection)
-    ActivityPub::FetchRepliesWorker.perform_async(status.id, uri) unless uri.nil?
+    ActivityPub::FetchRepliesWorker.perform_async(status.id, uri, { 'request_id' => @options[:request_id]}) unless uri.nil?
   end
 
   def conversation_from_uri(uri)
diff --git a/app/services/activitypub/fetch_remote_status_service.rb b/app/services/activitypub/fetch_remote_status_service.rb
index 21b9242f8..936737bf6 100644
--- a/app/services/activitypub/fetch_remote_status_service.rb
+++ b/app/services/activitypub/fetch_remote_status_service.rb
@@ -2,10 +2,13 @@
 
 class ActivityPub::FetchRemoteStatusService < BaseService
   include JsonLdHelper
+  include Redisable
+
+  DISCOVERIES_PER_REQUEST = 1000
 
   # Should be called when uri has already been checked for locality
   def call(uri, id: true, prefetched_body: nil, on_behalf_of: nil, expected_actor_uri: nil, request_id: nil)
-    @request_id = request_id
+    @request_id = request_id || "#{Time.now.utc.to_i}-status-#{uri}"
     @json = begin
       if prefetched_body.nil?
         fetch_resource(uri, id, on_behalf_of)
@@ -42,7 +45,13 @@ class ActivityPub::FetchRemoteStatusService < BaseService
     # activity as an update rather than create
     activity_json['type'] = 'Update' if equals_or_includes_any?(activity_json['type'], %w(Create)) && Status.where(uri: object_uri, account_id: actor.id).exists?
 
-    ActivityPub::Activity.factory(activity_json, actor, request_id: request_id).perform
+    with_redis do |redis|
+      discoveries = redis.incr("status_discovery_per_request:#{@request_id}")
+      redis.expire("status_discovery_per_request:#{@request_id}", 5.minutes.seconds)
+      return nil if discoveries > DISCOVERIES_PER_REQUEST
+    end
+
+    ActivityPub::Activity.factory(activity_json, actor, request_id: @request_id).perform
   end
 
   private
diff --git a/app/services/activitypub/fetch_replies_service.rb b/app/services/activitypub/fetch_replies_service.rb
index 8cb309e52..18a27e851 100644
--- a/app/services/activitypub/fetch_replies_service.rb
+++ b/app/services/activitypub/fetch_replies_service.rb
@@ -3,14 +3,14 @@
 class ActivityPub::FetchRepliesService < BaseService
   include JsonLdHelper
 
-  def call(parent_status, collection_or_uri, allow_synchronous_requests = true)
+  def call(parent_status, collection_or_uri, allow_synchronous_requests: true, request_id: nil)
     @account = parent_status.account
     @allow_synchronous_requests = allow_synchronous_requests
 
     @items = collection_items(collection_or_uri)
     return if @items.nil?
 
-    FetchReplyWorker.push_bulk(filtered_replies)
+    FetchReplyWorker.push_bulk(filtered_replies) { |reply_uri| [reply_uri, { 'request_id' => request_id}] }
 
     @items
   end
diff --git a/app/services/fetch_remote_status_service.rb b/app/services/fetch_remote_status_service.rb
index eafde4d4a..08c2d24ba 100644
--- a/app/services/fetch_remote_status_service.rb
+++ b/app/services/fetch_remote_status_service.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class FetchRemoteStatusService < BaseService
-  def call(url, prefetched_body = nil)
+  def call(url, prefetched_body: nil, request_id: nil)
     if prefetched_body.nil?
       resource_url, resource_options = FetchResourceService.new.call(url)
     else
@@ -9,6 +9,6 @@ class FetchRemoteStatusService < BaseService
       resource_options = { prefetched_body: prefetched_body }
     end
 
-    ActivityPub::FetchRemoteStatusService.new.call(resource_url, **resource_options) unless resource_url.nil?
+    ActivityPub::FetchRemoteStatusService.new.call(resource_url, **resource_options.merge(request_id: request_id)) unless resource_url.nil?
   end
 end
diff --git a/app/services/resolve_url_service.rb b/app/services/resolve_url_service.rb
index 52f35daf3..d8e795f3b 100644
--- a/app/services/resolve_url_service.rb
+++ b/app/services/resolve_url_service.rb
@@ -25,7 +25,7 @@ class ResolveURLService < BaseService
     if equals_or_includes_any?(type, ActivityPub::FetchRemoteActorService::SUPPORTED_TYPES)
       ActivityPub::FetchRemoteActorService.new.call(resource_url, prefetched_body: body)
     elsif equals_or_includes_any?(type, ActivityPub::Activity::Create::SUPPORTED_TYPES + ActivityPub::Activity::Create::CONVERTED_TYPES)
-      status = FetchRemoteStatusService.new.call(resource_url, body)
+      status = FetchRemoteStatusService.new.call(resource_url, prefetched_body: body)
       authorize_with @on_behalf_of, status, :show? unless status.nil?
       status
     end
diff --git a/app/workers/activitypub/fetch_replies_worker.rb b/app/workers/activitypub/fetch_replies_worker.rb
index 54d98f228..d72bad745 100644
--- a/app/workers/activitypub/fetch_replies_worker.rb
+++ b/app/workers/activitypub/fetch_replies_worker.rb
@@ -6,8 +6,8 @@ class ActivityPub::FetchRepliesWorker
 
   sidekiq_options queue: 'pull', retry: 3
 
-  def perform(parent_status_id, replies_uri)
-    ActivityPub::FetchRepliesService.new.call(Status.find(parent_status_id), replies_uri)
+  def perform(parent_status_id, replies_uri, options = {})
+    ActivityPub::FetchRepliesService.new.call(Status.find(parent_status_id), replies_uri, **options.deep_symbolize_keys)
   rescue ActiveRecord::RecordNotFound
     true
   end
diff --git a/app/workers/fetch_reply_worker.rb b/app/workers/fetch_reply_worker.rb
index f7aa25e81..68a7414be 100644
--- a/app/workers/fetch_reply_worker.rb
+++ b/app/workers/fetch_reply_worker.rb
@@ -6,7 +6,7 @@ class FetchReplyWorker
 
   sidekiq_options queue: 'pull', retry: 3
 
-  def perform(child_url)
-    FetchRemoteStatusService.new.call(child_url)
+  def perform(child_url, options = {})
+    FetchRemoteStatusService.new.call(child_url, **options.deep_symbolize_keys)
   end
 end
diff --git a/app/workers/thread_resolve_worker.rb b/app/workers/thread_resolve_worker.rb
index 1b77dfdd9..3206c45f6 100644
--- a/app/workers/thread_resolve_worker.rb
+++ b/app/workers/thread_resolve_worker.rb
@@ -6,9 +6,9 @@ class ThreadResolveWorker
 
   sidekiq_options queue: 'pull', retry: 3
 
-  def perform(child_status_id, parent_url)
+  def perform(child_status_id, parent_url, options = {})
     child_status  = Status.find(child_status_id)
-    parent_status = FetchRemoteStatusService.new.call(parent_url)
+    parent_status = FetchRemoteStatusService.new.call(parent_url, **options.deep_symbolize_keys)
 
     return if parent_status.nil?
 
diff --git a/spec/lib/activitypub/activity/add_spec.rb b/spec/lib/activitypub/activity/add_spec.rb
index e6408b610..0b08e2924 100644
--- a/spec/lib/activitypub/activity/add_spec.rb
+++ b/spec/lib/activitypub/activity/add_spec.rb
@@ -48,7 +48,7 @@ RSpec.describe ActivityPub::Activity::Add do
         end
 
         it 'fetches the status and pins it' do
-          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil|
+          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil, request_id: nil|
             expect(uri).to eq 'https://example.com/unknown'
             expect(id).to eq true
             expect(on_behalf_of&.following?(sender)).to eq true
@@ -62,7 +62,7 @@ RSpec.describe ActivityPub::Activity::Add do
 
       context 'when there is no local follower' do
         it 'tries to fetch the status' do
-          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil|
+          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil, request_id: nil|
             expect(uri).to eq 'https://example.com/unknown'
             expect(id).to eq true
             expect(on_behalf_of).to eq nil
diff --git a/spec/services/activitypub/fetch_remote_status_service_spec.rb b/spec/services/activitypub/fetch_remote_status_service_spec.rb
index 7359ca0b4..a81dcad81 100644
--- a/spec/services/activitypub/fetch_remote_status_service_spec.rb
+++ b/spec/services/activitypub/fetch_remote_status_service_spec.rb
@@ -223,4 +223,98 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       end
     end
   end
+
+  context 'statuses referencing other statuses' do
+    before do
+      stub_const 'ActivityPub::FetchRemoteStatusService::DISCOVERIES_PER_REQUEST', 5
+    end
+
+    context 'using inReplyTo' do
+      let(:object) do
+        {
+          '@context': 'https://www.w3.org/ns/activitystreams',
+          id: "https://foo.bar/@foo/1",
+          type: 'Note',
+          content: 'Lorem ipsum',
+          inReplyTo: 'https://foo.bar/@foo/2',
+          attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+        }
+      end
+
+      before do
+        8.times do |i|
+          status_json = {
+            '@context': 'https://www.w3.org/ns/activitystreams',
+            id: "https://foo.bar/@foo/#{i}",
+            type: 'Note',
+            content: 'Lorem ipsum',
+            inReplyTo: "https://foo.bar/@foo/#{i + 1}",
+            attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+            to: 'as:Public',
+          }.with_indifferent_access
+          stub_request(:get, "https://foo.bar/@foo/#{i}").to_return(status: 200, body: status_json.to_json, headers: { 'Content-Type': 'application/activity+json' })
+        end
+      end
+
+      it 'creates at least some statuses' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_least(2)
+      end
+
+      it 'creates no more account than the limit allows' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_most(5)
+      end
+    end
+
+    context 'using replies' do
+      let(:object) do
+        {
+          '@context': 'https://www.w3.org/ns/activitystreams',
+          id: "https://foo.bar/@foo/1",
+          type: 'Note',
+          content: 'Lorem ipsum',
+          replies: {
+            type: 'Collection',
+            id: 'https://foo.bar/@foo/1/replies',
+            first: {
+              type: 'CollectionPage',
+              partOf: 'https://foo.bar/@foo/1/replies',
+              items: ['https://foo.bar/@foo/2'],
+            },
+          },
+          attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+        }
+      end
+
+      before do
+        8.times do |i|
+          status_json = {
+            '@context': 'https://www.w3.org/ns/activitystreams',
+            id: "https://foo.bar/@foo/#{i}",
+            type: 'Note',
+            content: 'Lorem ipsum',
+            replies: {
+              type: 'Collection',
+              id: "https://foo.bar/@foo/#{i}/replies",
+              first: {
+                type: 'CollectionPage',
+                partOf: "https://foo.bar/@foo/#{i}/replies",
+                items: ["https://foo.bar/@foo/#{i+1}"],
+              },
+            },
+            attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+            to: 'as:Public',
+          }.with_indifferent_access
+          stub_request(:get, "https://foo.bar/@foo/#{i}").to_return(status: 200, body: status_json.to_json, headers: { 'Content-Type': 'application/activity+json' })
+        end
+      end
+
+      it 'creates at least some statuses' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_least(2)
+      end
+
+      it 'creates no more account than the limit allows' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_most(5)
+      end
+    end
+  end
 end
diff --git a/spec/services/fetch_remote_status_service_spec.rb b/spec/services/fetch_remote_status_service_spec.rb
index fe5f1aed1..4f6ad6496 100644
--- a/spec/services/fetch_remote_status_service_spec.rb
+++ b/spec/services/fetch_remote_status_service_spec.rb
@@ -15,7 +15,7 @@ RSpec.describe FetchRemoteStatusService, type: :service do
   end
 
   context 'protocol is :activitypub' do
-    subject { described_class.new.call(note[:id], prefetched_body) }
+    subject { described_class.new.call(note[:id], prefetched_body: prefetched_body) }
     let(:prefetched_body) { Oj.dump(note) }
 
     before do
generated by cgit-pink (git 2.37.1) at 2024-07-02 10:38:07 +0000