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-rw-r--r--app/services/activitypub/fetch_featured_collection_service.rb2
-rw-r--r--app/services/activitypub/fetch_remote_account_service.rb2
-rw-r--r--app/services/activitypub/fetch_remote_actor_service.rb2
-rw-r--r--app/services/activitypub/fetch_remote_key_service.rb2
-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/activitypub/process_collection_service.rb6
-rw-r--r--app/services/activitypub/process_status_update_service.rb2
8 files changed, 21 insertions, 12 deletions
diff --git a/app/services/activitypub/fetch_featured_collection_service.rb b/app/services/activitypub/fetch_featured_collection_service.rb
index a746ef4d6..1208820df 100644
--- a/app/services/activitypub/fetch_featured_collection_service.rb
+++ b/app/services/activitypub/fetch_featured_collection_service.rb
@@ -53,7 +53,7 @@ class ActivityPub::FetchFeaturedCollectionService < BaseService
 
       status.id
     rescue ActiveRecord::RecordInvalid => e
-      Rails.logger.debug "Invalid pinned status #{uri}: #{e.message}"
+      Rails.logger.debug { "Invalid pinned status #{uri}: #{e.message}" }
       nil
     end
 
diff --git a/app/services/activitypub/fetch_remote_account_service.rb b/app/services/activitypub/fetch_remote_account_service.rb
index 7aba8269e..567dd8a14 100644
--- a/app/services/activitypub/fetch_remote_account_service.rb
+++ b/app/services/activitypub/fetch_remote_account_service.rb
@@ -6,7 +6,7 @@ class ActivityPub::FetchRemoteAccountService < ActivityPub::FetchRemoteActorServ
     actor = super
     return actor if actor.nil? || actor.is_a?(Account)
 
-    Rails.logger.debug "Fetching account #{uri} failed: Expected Account, got #{actor.class.name}"
+    Rails.logger.debug { "Fetching account #{uri} failed: Expected Account, got #{actor.class.name}" }
     raise Error, "Expected Account, got #{actor.class.name}" unless suppress_errors
   end
 end
diff --git a/app/services/activitypub/fetch_remote_actor_service.rb b/app/services/activitypub/fetch_remote_actor_service.rb
index 4f60ea5e8..8908d21e2 100644
--- a/app/services/activitypub/fetch_remote_actor_service.rb
+++ b/app/services/activitypub/fetch_remote_actor_service.rb
@@ -38,7 +38,7 @@ class ActivityPub::FetchRemoteActorService < BaseService
 
     ActivityPub::ProcessAccountService.new.call(@username, @domain, @json, only_key: only_key, verified_webfinger: !only_key, request_id: request_id)
   rescue Error => e
-    Rails.logger.debug "Fetching actor #{uri} failed: #{e.message}"
+    Rails.logger.debug { "Fetching actor #{uri} failed: #{e.message}" }
     raise unless suppress_errors
   end
 
diff --git a/app/services/activitypub/fetch_remote_key_service.rb b/app/services/activitypub/fetch_remote_key_service.rb
index 32e82b47a..8eb97c1e6 100644
--- a/app/services/activitypub/fetch_remote_key_service.rb
+++ b/app/services/activitypub/fetch_remote_key_service.rb
@@ -38,7 +38,7 @@ class ActivityPub::FetchRemoteKeyService < BaseService
 
     find_actor(owner_uri, @owner, suppress_errors)
   rescue Error => e
-    Rails.logger.debug "Fetching key #{uri} failed: #{e.message}"
+    Rails.logger.debug { "Fetching key #{uri} failed: #{e.message}" }
     raise unless suppress_errors
   end
 
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/activitypub/process_collection_service.rb b/app/services/activitypub/process_collection_service.rb
index fffe30195..52f48bd49 100644
--- a/app/services/activitypub/process_collection_service.rb
+++ b/app/services/activitypub/process_collection_service.rb
@@ -11,7 +11,7 @@ class ActivityPub::ProcessCollectionService < BaseService
     begin
       @json = compact(@json) if @json['signature'].is_a?(Hash)
     rescue JSON::LD::JsonLdError => e
-      Rails.logger.debug "Error when compacting JSON-LD document for #{value_or_id(@json['actor'])}: #{e.message}"
+      Rails.logger.debug { "Error when compacting JSON-LD document for #{value_or_id(@json['actor'])}: #{e.message}" }
       @json = original_json.without('signature')
     end
 
@@ -71,8 +71,8 @@ class ActivityPub::ProcessCollectionService < BaseService
     @account = ActivityPub::LinkedDataSignature.new(@json).verify_actor!
     @account = nil unless @account.is_a?(Account)
     @account
-  rescue JSON::LD::JsonLdError => e
-    Rails.logger.debug "Could not verify LD-Signature for #{value_or_id(@json['actor'])}: #{e.message}"
+  rescue JSON::LD::JsonLdError, RDF::WriterError => e
+    Rails.logger.debug { "Could not verify LD-Signature for #{value_or_id(@json['actor'])}: #{e.message}" }
     nil
   end
 end
diff --git a/app/services/activitypub/process_status_update_service.rb b/app/services/activitypub/process_status_update_service.rb
index 11b38ab92..1dc393e28 100644
--- a/app/services/activitypub/process_status_update_service.rb
+++ b/app/services/activitypub/process_status_update_service.rb
@@ -94,7 +94,7 @@ class ActivityPub::ProcessStatusUpdateService < BaseService
 
         @next_media_attachments << media_attachment
       rescue Addressable::URI::InvalidURIError => e
-        Rails.logger.debug "Invalid URL in attachment: #{e}"
+        Rails.logger.debug { "Invalid URL in attachment: #{e}" }
       end
     end