Catching more exceptions that slipped through, removing AR logging from

production as it's very verbose and not very useful

app/controllers/api_controller.rb

@@ -18,6 +18,10 @@ class ApiController < ApplicationController
     render json: { error: 'Remote data could not be fetched' }, status: 503
   end
 
+  rescue_from OpenSSL::SSL::SSLError do
+    render json: { error: 'Remote SSL certificate could not be verified' }, status: 503
+  end
+
   protected
 
   def current_resource_owner

app/controllers/application_controller.rb

@@ -30,6 +30,12 @@ class ApplicationController < ActionController::Base
     end
   end
 
+  def gone
+    respond_to do |format|
+      format.any { head 410 }
+    end
+  end
+
   def current_account
     current_user.try(:account)
   end

app/controllers/stream_entries_controller.rb

@@ -8,13 +8,16 @@ class StreamEntriesController < ApplicationController
   def show
     @type = @stream_entry.activity_type.downcase
 
-    if @stream_entry.activity_type == 'Status'
-      @ancestors   = @stream_entry.activity.ancestors
-      @descendants = @stream_entry.activity.descendants
-    end
-
     respond_to do |format|
-      format.html
+      format.html do
+        return gone if @stream_entry.activity.nil?
+
+        if @stream_entry.activity_type == 'Status'
+          @ancestors   = @stream_entry.activity.ancestors
+          @descendants = @stream_entry.activity.descendants
+        end
+      end
+
       format.atom
     end
   end

app/services/fetch_atom_service.rb

@@ -12,6 +12,9 @@ class FetchAtomService < BaseService
     else
       return process_html(fetch(url))
     end
+
+  rescue OpenSSL::SSL::SSLError => e
+    Rails.logger.debug "SSL error: #{e}"
   end
 
   private

app/services/fetch_remote_account_service.rb

@@ -19,5 +19,7 @@ class FetchRemoteAccountService < BaseService
     Rails.logger.debug "Going to webfinger #{username}@#{domain}"
 
     return FollowRemoteAccountService.new.call("#{username}@#{domain}")
+  rescue Nokogiri::XML::XPath::SyntaxError
+    Rails.logger.debug "Invalid XML or missing namespace"
   end
 end

app/services/fetch_remote_status_service.rb

@@ -31,5 +31,8 @@ class FetchRemoteStatusService < BaseService
     Rails.logger.debug "Going to webfinger #{username}@#{domain}"
 
     return FollowRemoteAccountService.new.call("#{username}@#{domain}")
+  rescue Nokogiri::XML::XPath::SyntaxError
+    Rails.logger.debug "Invalid XML or missing namespace"
+  end
   end
 end

config/environments/production.rb

@@ -85,4 +85,6 @@ Rails.application.configure do
   config.action_mailer.delivery_method = :smtp
 
   config.react.variant = :production
+
+  config.active_record.logger = nil
 end