openstack upgrade

upgrade.sh

systemctl stop 'openstack-*'
systemctl stop 'neutron-*'
systemctl stop 'openvswitch'
systemctl stop httpd

yum remove centos-release-ceph-luminous-1.1-2.el7.centos.noarch
yum install -y centos-release-openstack-stein

yum-config-manager --disable centos-release-openstack-rocky

yum update
 
su -s /bin/sh -c "keystone-manage db_sync" keystone
 
su -s /bin/sh -c "glance-manage db_sync" glance
 
su -s /bin/sh -c "cinder-manage db sync" cinder
 
su -s /bin/sh -c "nova-manage db sync" nova
su -s /bin/sh -c "nova-manage api_db sync" nova

su -s /bin/sh -c "nova-manage cell_v2 discover_hosts --verbose" nova
nova-manage cell_v2 list_cells

su -s /bin/sh -c "neutron-db-manage upgrade heads" neutron

systemctl start 'openstack-*'
systemctl start 'neutron-*'
systemctl start 'openvswitch'
systemctl start httpd