anchor.diff:  A final test is to see if the old replica is now a fully functioning
   primary by inserting some test data into it as follows:
   ....
  -psql -h primary -U postgres postgres -c 'create table failtest (id int)'
  +psql -h pr-primary -U postgres postgres -c 'create table failtest (id int)'
   ....
   
   The above command still works because the watch container has
  
positive.code: 
  Then trigger a failover using this command:
  ....
  kubectl delete pod primary
  ....
  
  Resume watching the watch container's log and verify that it
  
negative.code: 
  You can view the labels on a pod with this command:
  ....
  kubectl describe pod pr-replica | grep Label
  ....
  
  ==== OpenShift
  
  The following script will create an OpenShift service account which is used by the crunchy-watch
  container to perform the failover. Also, it will set policies that allow the
  service account the ability to edit resources within your namespace.
  Finally, it will create the container that will 'watch' the PostgreSQL cluster.
  
  ....
  cd $CCPROOT/examples/openshift/watch
  ./run.sh
  ....
  
  