El archivo hosts que me falto!

[OSEv3:children]
masters
nodes
etcd

[OSEv3:vars]
# admin user created in previous section
ansible_ssh_user=root
ansible_become=true
openshift_deployment_type=origin

# use HTPasswd for authentication
openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true', 'challenge': 'true', 'kind': 'HTPasswdPasswordIdentityProvider'}]
# CHANGE THIS LINE / openssl passwd -apr1 redhat
openshift_master_htpasswd_users={'admin':'$apr1$qEufOSTX$R1ObTWs7YVwmKSjmaWzCa0', 'developer': '$apr1$ojtj8hHs$C9UZtdLoDs2Hcdw2msKOm0'}
os_sdn_network_plugin_name='redhat/openshift-ovs-multitenant'
# define default sub-domain for Master node
openshift_master_default_subdomain=apps.mylabserver.com
# allow unencrypted connection within cluster
openshift_docker_insecure_registries=172.30.0.0/16
openshift_disable_check=disk_availability,docker_storage,memory_availability,docker_image_availability
[masters]
qqmelo1c.mylabserver.com openshift_schedulable=true containerized=false

[etcd]
qqmelo1c.mylabserver.com

[nodes]
# defined values for [openshift_node_group_name] in the file below
# [/usr/share/ansible/openshift-ansible/roles/openshift_facts/defaults/main.yml]
qqmelo1c.mylabserver.com openshift_node_group_name='node-config-all-in-one'
qqmelo2c.mylabserver.com openshift_node_group_name='node-config-compute'