Deprecate ceilometer::agent::central

ceilometer::agent::central is deprecated and will me removed in a future
release. Users should declare ceilometer::agent::polling with central
namespace activated.

Change-Id: I52e83ecc3ba2f39a671b2b18a7a9a1c167375088

README.md

@@ -58,7 +58,7 @@ class { '::ceilometer':
 class { '::ceilometer::client': }
 class { '::ceilometer::collector': }
 class { '::ceilometer::expirer': }
-class { '::ceilometer::agent::central': }
+class { '::ceilometer::agent::polling': }
 class { '::ceilometer::agent::notification': }
 class { '::ceilometer::db': }
 class { '::ceilometer::api':

examples/ceilometer_with_gnocchi.pp

@@ -15,7 +15,7 @@ class { '::ceilometer::keystone::auth':
 }
 class { '::ceilometer::client': }
 class { '::ceilometer::expirer': }
-class { '::ceilometer::agent::central': }
+class { '::ceilometer::agent::polling': }
 class { '::ceilometer::agent::notification': }
 class { '::ceilometer::keystone::authtoken':
   password => 'a_big_secret',

examples/site.pp

@@ -18,7 +18,7 @@ node default {
   }
 
   # Configure the ceilometer database
-  # Only needed if ceilometer::agent::central or ceilometer::api are declared
+  # Only needed if ceilometer::agent::polling or ceilometer::api are declared
   class { '::ceilometer::db':
   }
 

manifests/agent/central.pp

@@ -31,6 +31,8 @@ class ceilometer::agent::central (
   include ::ceilometer::deps
   include ::ceilometer::params
 
+  warning('This class is deprecated. Please use ceilometer::agent::central with central namespace instead.')
+
   package { 'ceilometer-agent-central':
     ensure => $package_ensure,
     name   => $::ceilometer::params::agent_central_package_name,

releasenotes/notes/ceilo-central-agent-2bf1f73f088290ad.yaml

@@ -0,0 +1,4 @@
+---
+deprecations:
+  - ceilometer::agent::central is deprecated and will be removed in a future
+    release.  Please switch to ceilometer::agent::polling with central namespace.