Merge pull request #5110 from mitchellh/sethvargo/atlas_log

Turn on Atlas debug logging if Vagrant is logging

lib/vagrant/shared_helpers.rb

@@ -52,6 +52,13 @@ module Vagrant
     !!ENV["VAGRANT_I_KNOW_WHAT_IM_DOING_PLEASE_BE_QUIET"]
   end
 
+  # The current log level for Vagrant
+  #
+  # @return [String]
+  def self.log_level
+    ENV["VAGRANT_LOG"]
+  end
+
   # Returns the URL prefix to the server.
   #
   # @return [String]

plugins/pushes/atlas/push.rb

@@ -23,6 +23,7 @@ module VagrantPlugins
       # if we're on a system that doesn't support exec, so handle that properly.
       def execute(uploader)
         cmd = []
+        cmd << "-debug" if !Vagrant.log_level.nil?
         cmd << "-vcs" if config.vcs
         cmd += config.includes.map { |v| ["-include", v] }
         cmd += config.excludes.map { |v| ["-exclude", v] }