Log Geo file download attempts and status

app/services/geo/file_download_service.rb

@@ -4,8 +4,13 @@ module Geo
 
     def execute
       try_obtain_lease do |lease|
+        start_time = Time.now
         bytes_downloaded = downloader.execute
         success = bytes_downloaded && bytes_downloaded >= 0
+        log_info("File download",
+                 success: success,
+                 bytes_downloaded: bytes_downloaded,
+                 download_time_s: (Time.now - start_time).to_f.round(3))
         update_registry(bytes_downloaded) if success
       end
     end

app/services/geo/file_service.rb

@@ -27,8 +27,9 @@ module Geo
       klass_name.camelize
     end
 
-    def log_info(message)
+    def log_info(message, details = {})
       data = log_base_data(message)
+      data.merge!(details) if details
       Gitlab::Geo::Logger.info(data)
     end