Add parameter "heat_apis"

Enable a global parameter that allows users to define which Heat APIs
they want to support ('heat', 'cfn', and/or 'cloudwatch').

Author: fghaas

manifests/init.pp

@@ -61,6 +61,7 @@
   $xenapi_connection_username = $kickstack::params::xenapi_connection_username,
   $xenapi_connection_password = $kickstack::params::xenapi_connection_password,
   $horizon_allow_any_hostname = $kickstack::params::horizon_allow_any_hostname,
+  $heat_apis = $kickstack::params::heat_apis,
 ) inherits kickstack::params {
 
   include ::exportfact

manifests/params.pp

@@ -245,4 +245,8 @@
   # tunnel, etc.
   $horizon_allow_any_hostname = str2bool(pick(getvar("::${variable_prefix}horizon_allow_any_hostname"),'false'))
 
+  # Enabled Heat APIs (comma-separated list of exposed APIs)
+  # Can be any combination of 'heat', 'cfn', and 'cloudwatch'
+  # Default is just 'heat' (the native Heat API)
+  $heat_apis = pick(getvar("::${variable_prefix}heat_apis"),'heat')
 }