root@controller:/etc/keystone# export OS_TOKEN=874cb213d385bcd6b4a6
root@controller:/etc/keystone# export OS_URL=http://controller:35357/v3
root@controller:/etc/keystone# export OS_IDENTITY_API_VERSION=3
root@controller:/etc/keystone# openstack service create --name keystone --description "OpenStack Identity"
usage: openstack service create [-h] [-f {html,json,shell,table,value,yaml}]
                                [-c COLUMN] [--max-width <integer>]
                                [--prefix PREFIX] [--name <name>]
                                [--description <description>]
                                [--enable | --disable]
                                <type>
openstack service create: error: too few arguments
root@controller:/etc/keystone# openstack service create --name keystone --description "OpenStack Identity" --enable
usage: openstack service create [-h] [-f {html,json,shell,table,value,yaml}]
                                [-c COLUMN] [--max-width <integer>]
                                [--prefix PREFIX] [--name <name>]
                                [--description <description>]
                                [--enable | --disable]
                                <type>
openstack service create: error: too few arguments