keep track of psych migration time

also make it runnable with ENV var

refs #CNVS-28417

Change-Id: Ic2c3cea224167dfb3b8bcfee4999b0d76540c1da
Reviewed-on: https://gerrit.instructure.com/76168
Reviewed-by: Cody Cutrer <cody@instructure.com>
Tested-by: Jenkins
Product-Review: James Williams  <jamesw@instructure.com>
QA-Review: James Williams  <jamesw@instructure.com>

db/migrate/20160210153643_begin_psych_migration.rb

@@ -2,7 +2,9 @@ class BeginPsychMigration < ActiveRecord::Migration
   tag :postdeploy
 
   def self.runnable? # TODO: Remove when we're ready to run this everywhere
-    if ApplicationController.respond_to?(:test_cluster?)
+    if ENV['RUN_PSYCH_MIGRATION']
+      true
+    elsif ApplicationController.respond_to?(:test_cluster?)
       ApplicationController.test_cluster?
     else
       true

lib/data_fixup/psych_migration.rb

@@ -37,6 +37,10 @@ module DataFixup::PsychMigration
     end
 
     def migrate_yaml(progress, model, columns, start_at, end_at)
+      if progress
+        progress.set_results(progress.results.merge(:time_started_at => Time.now.utc))
+      end
+
       total_count = 0
       unparsable_count = 0
       changed_count = 0
@@ -93,7 +97,7 @@ module DataFixup::PsychMigration
         end
       end
       if progress
-        progress.set_results(progress.results.merge(:successful => true, :total_count => total_count,
+        progress.set_results(progress.results.merge(:time_finished_at => Time.now.utc, :successful => true, :total_count => total_count,
           :changed_count => changed_count, :unparsable_count => unparsable_count))
       end
     end