fix scale command on OpenShift (#3210)
fix scale command on OpenShift (#3210)


rjtsdl/acs-engine,jackfrancis/acs-engine,jackfrancis/acs-engine,rjtsdl/acs-engine,rjtsdl/acs-engine,rjtsdl/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,Azure/acs-engine,Azure/acs-engine,Azure/acs-engine,jackfrancis/acs-engine,rjtsdl/acs-engine,Azure/acs-engine,jackfrancis/acs-engine