added programmatic haproxy balancermember configuration

examples/manifest/site.pp

@@ -7,13 +7,30 @@ Exec {
 #node /^ocp-ubuntu\d+.cnaf.infn.it/ {
 #  include 'iaas::role::rhmk'
 #}
-
 node 'ocp-ubuntu15.cnaf.infn.it' {
   class {'iaas::role::rhmk': 
-       percona_master => true,
+#       percona_master => true,
+       keepalived_state => 'MASTER',
+       keepalived_priority => 150,
+       ha_servers => {
+	priority_hostname => 'ocp-ubuntu15',
+	priority_ip => '131.154.100.160',
+	hostnames => ['ocp-ubuntu16', 'ocp-ubuntu17'],
+	ips => ['131.154.100.164', '131.154.100.164'],
+      },
   }
 }
 
 node 'ocp-ubuntu16.cnaf.infn.it', 'ocp-ubuntu17.cnaf.infn.it' {
-  include 'iaas::role::rhmk'
+ class {'iaas::role::rhmk':
+       keepalived_state => 'BACKUP',
+       keepalived_priority => 100,
+       ha_servers => {
+        priority_hostname => 'ocp-ubuntu15',
+        priority_ip => '131.154.100.160',
+        hostnames => ['ocp-ubuntu16', 'ocp-ubuntu17'],
+        ips => ['131.154.100.164', '131.154.100.164'],
+       },
+ }
 }
+

manifests/profile/haproxy.pp

@@ -5,6 +5,7 @@ class iaas::profile::haproxy (
   $stats_login = undef,
   $stats_password = undef,
   $stats_uri = undef,
+  $servers = undef,
 ) {
   class { '::haproxy':
     defaults_options => {
@@ -56,15 +57,23 @@ class iaas::profile::haproxy (
       'balance' => 'leastconn',
     }
   }
-  
-  haproxy::balancermember { 'percona_cluster_bm':
-    listening_service => 'percona_cluster',
-    ports             => '3307',
-    server_names      => hiera('iaas::role::haproxy::servers', undef),
-    ipaddresses       => hiera('iaas::role::haproxy::ipaddresses_server', undef),
-    options           => 'check port 9200',
+
+  if $servers != undef { 
+     haproxy::balancermember { 'percona_cluster_prior':
+       listening_service => 'percona_cluster',
+       ports             => '3307',
+       server_names      => $servers[priority_hostname],
+       ipaddresses       => $servers[priority_ip],
+       options           => 'check port 9200',
+     }
+     haproxy::balancermember { 'percona_cluster_secondaries':
+       listening_service => 'percona_cluster',
+       ports             => '3307',
+       server_names      => $servers[hostnames], 
+       ipaddresses       => $servers[ips], 
+       options           => 'check port 9200 backup',
+     }
   }
- 
 # haproxy::listen { 'rabbitmq':
  #   ipaddress => '0.0.0.0',
  #   mode => 'tcp',

manifests/role/rhmk.pp

@@ -2,13 +2,16 @@ class iaas::role::rhmk(
     $percona_master = false,
     $keepalived_priority = 100,
     $keepalived_state = 'BACKUP',
+    $ha_servers = undef,
   ) {
   # Base
   class { 'iaas::profile::base': } ->
   class { 'iaas::profile::database':
     percona_master => $percona_master,
   }-> 
-  class { 'iaas::profile::haproxy': }
+  class { 'iaas::profile::haproxy':
+    servers => $ha_servers,
+  }
   class { 'iaas::profile::keepalived':
     state => $keepalived_state,
     priority => $keepalived_priority,