[defaults]
# Additional plugins
lookup_plugins = plugins/lookups
filter_plugins = plugins/filters
action_plugins = plugins/actions

gathering = smart

# Fact caching
fact_caching = jsonfile
fact_caching_connection = /etc/openstack_deploy/ansible_facts
fact_caching_timeout = 86400

hostfile = inventory
host_key_checking = False

# Set color options
nocolor = 0

# SSH timeout
timeout = 120

[ssh_connection]
pipelining = True
ssh_args = -o ControlMaster=auto -o ControlPersist=60s -o TCPKeepAlive=yes -o ServerAliveInterval=5 -o ServerAliveCountMax=3

[defaults]
# Additional plugins
lookup_plugins = plugins/lookups
filter_plugins = plugins/filters
action_plugins = plugins/actions

gathering = smart

# Fact caching
fact_caching = jsonfile
fact_caching_connection = /etc/openstack_deploy/ansible_facts
fact_caching_timeout = 86400

inventory = inventory
host_key_checking = False

# Set color options
nocolor = 0

# SSH timeout
timeout = 120

[ssh_connection]
pipelining = True
ssh_args = -o ControlMaster=auto -o ControlPersist=60s -o TCPKeepAlive=yes -o ServerAliveInterval=5 -o ServerAliveCountMax=3

Use inventory instead of hostfile parameter
Use inventory instead of hostfile parameter

The hostfile parameter in ansible.cfg is deprecated per documentation:
http://docs.ansible.com/ansible/intro_configuration.html#hostfile

This small patch update the hostfile parameter to inventory

Change-Id: I16a63c728d59799d70d2d1414aacf9a17eafcfb5
