Merge "Add IP to HAProxy kind=Optional constraint"
[apex-tripleo-heat-templates.git] / puppet / manifests / overcloud_controller_pacemaker.pp
index bdd6574..feabf6a 100644 (file)
@@ -37,6 +37,8 @@ if $::hostname == downcase(hiera('bootstrap_nodeid')) {
   $sync_db = false
 }
 
+$enable_fencing = str2bool(hiera('enable_fencing', 'false')) and hiera('step') >= 5
+
 # When to start and enable services which haven't been Pacemakerized
 # FIXME: remove when we start all OpenStack services using Pacemaker
 # (occurences of this variable will be gradually replaced with false)
@@ -56,6 +58,7 @@ if hiera('step') >= 1 {
     controller_hosts       => $controller_node_ips,
     controller_hosts_names => $controller_node_names,
     manage_vip             => false,
+    mysql_clustercheck     => true,
     haproxy_service_manage => false,
   }
 
@@ -71,7 +74,13 @@ if hiera('step') >= 1 {
     setup_cluster   => $pacemaker_master,
   }
   class { '::pacemaker::stonith':
-    disable => true,
+    disable => !$enable_fencing,
+  }
+  if $enable_fencing {
+    include tripleo::fencing
+
+    # enable stonith after all fencing devices have been created
+    Class['tripleo::fencing'] -> Class['pacemaker::stonith']
   }
 
   # Only configure RabbitMQ in this step, don't start it yet to
@@ -96,11 +105,8 @@ if hiera('step') >= 1 {
 
   if downcase(hiera('ceilometer_backend')) == 'mongodb' {
     include ::mongodb::globals
-    # FIXME: replace with service_manage => false on ::mongodb::server
-    # when this is merged: https://github.com/puppetlabs/pupp etlabs-mongodb/pull/198
     class { '::mongodb::server' :
-      service_ensure => undef,
-      service_enable => false,
+      service_manage => false,
     }
   }
 
@@ -109,6 +115,12 @@ if hiera('step') >= 1 {
     service_manage => false,
   }
 
+  # Redis
+  class { '::redis' :
+    service_manage => false,
+    notify_service => false,
+  }
+
   # Galera
   if str2bool(hiera('enable_galera', 'true')) {
     $mysql_config_file = '/etc/my.cnf.d/galera.cnf'
@@ -153,25 +165,96 @@ if hiera('step') >= 1 {
     config_file        => $mysql_config_file,
     override_options   => $mysqld_options,
     service_manage     => false,
+    service_enabled    => false,
   }
 
 }
 
 if hiera('step') >= 2 {
 
+  # NOTE(gfidente): the following vars are needed on all nodes so they
+  # need to stay out of pacemaker_master conditional
+  $mongo_node_ips_with_port = suffix(hiera('mongo_node_ips'), ':27017')
+  $mongodb_replset = hiera('mongodb::server::replset')
+
   if $pacemaker_master {
 
     # FIXME: we should not have to access tripleo::loadbalancer class
     # parameters here to configure pacemaker VIPs. The configuration
     # of pacemaker VIPs could move into puppet-tripleo or we should
     # make use of less specific hiera parameters here for the settings.
+    pacemaker::resource::service { 'haproxy':
+      clone_params => true,
+    }
+
     $control_vip = hiera('tripleo::loadbalancer::controller_virtual_ip')
     pacemaker::resource::ip { 'control_vip':
       ip_address => $control_vip,
     }
+    pacemaker::constraint::base { 'control_vip-then-haproxy':
+      constraint_type   => 'order',
+      first_resource    => "ip-${control_vip}",
+      second_resource   => 'haproxy-clone',
+      first_action      => 'start',
+      second_action     => 'start',
+      constraint_params => 'kind=Optional',
+      require => [Pacemaker::Resource::Service['haproxy'],
+                  Pacemaker::Resource::Ip['control_vip']],
+    }
+    pacemaker::constraint::colocation { 'control_vip-with-haproxy':
+      source  => "ip-${control_vip}",
+      target  => 'haproxy-clone',
+      score   => 'INFINITY',
+      require => [Pacemaker::Resource::Service['haproxy'],
+                  Pacemaker::Resource::Ip['control_vip']],
+    }
+
     $public_vip = hiera('tripleo::loadbalancer::public_virtual_ip')
-    pacemaker::resource::ip { 'public_vip':
-      ip_address => $public_vip,
+    if $public_vip and $public_vip != $control_vip {
+      pacemaker::resource::ip { 'public_vip':
+        ip_address => $public_vip,
+      }
+      pacemaker::constraint::base { 'public_vip-then-haproxy':
+        constraint_type   => 'order',
+        first_resource    => "ip-${public_vip}",
+        second_resource   => 'haproxy-clone',
+        first_action      => 'start',
+        second_action     => 'start',
+        constraint_params => 'kind=Optional',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['public_vip']],
+      }
+      pacemaker::constraint::colocation { 'public_vip-with-haproxy':
+        source  => "ip-${public_vip}",
+        target  => 'haproxy-clone',
+        score   => 'INFINITY',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['public_vip']],
+      }
+    }
+
+    $redis_vip = hiera('redis_vip')
+    if $redis_vip and $redis_vip != $control_vip {
+      pacemaker::resource::ip { 'redis_vip':
+        ip_address => $redis_vip,
+      }
+      pacemaker::constraint::base { 'redis_vip-then-haproxy':
+        constraint_type   => 'order',
+        first_resource    => "ip-${redis_vip}",
+        second_resource   => 'haproxy-clone',
+        first_action      => 'start',
+        second_action     => 'start',
+        constraint_params => 'kind=Optional',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['redis_vip']],
+      }
+      pacemaker::constraint::colocation { 'redis_vip-with-haproxy':
+        source  => "ip-${redis_vip}",
+        target  => 'haproxy-clone',
+        score   => 'INFINITY',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['redis_vip']],
+      }
     }
 
     $internal_api_vip = hiera('tripleo::loadbalancer::internal_api_virtual_ip')
@@ -179,6 +262,23 @@ if hiera('step') >= 2 {
       pacemaker::resource::ip { 'internal_api_vip':
         ip_address => $internal_api_vip,
       }
+      pacemaker::constraint::base { 'internal_api_vip-then-haproxy':
+        constraint_type   => 'order',
+        first_resource    => "ip-${internal_api_vip}",
+        second_resource   => 'haproxy-clone',
+        first_action      => 'start',
+        second_action     => 'start',
+        constraint_params => 'kind=Optional',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['internal_api_vip']],
+      }
+      pacemaker::constraint::colocation { 'internal_api_vip-with-haproxy':
+        source  => "ip-${internal_api_vip}",
+        target  => 'haproxy-clone',
+        score   => 'INFINITY',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['internal_api_vip']],
+      }
     }
 
     $storage_vip = hiera('tripleo::loadbalancer::storage_virtual_ip')
@@ -186,6 +286,23 @@ if hiera('step') >= 2 {
       pacemaker::resource::ip { 'storage_vip':
         ip_address => $storage_vip,
       }
+      pacemaker::constraint::base { 'storage_vip-then-haproxy':
+        constraint_type   => 'order',
+        first_resource    => "ip-${storage_vip}",
+        second_resource   => 'haproxy-clone',
+        first_action      => 'start',
+        second_action     => 'start',
+        constraint_params => 'kind=Optional',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['storage_vip']],
+      }
+      pacemaker::constraint::colocation { 'storage_vip-with-haproxy':
+        source  => "ip-${storage_vip}",
+        target  => 'haproxy-clone',
+        score   => 'INFINITY',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['storage_vip']],
+      }
     }
 
     $storage_mgmt_vip = hiera('tripleo::loadbalancer::storage_mgmt_virtual_ip')
@@ -193,11 +310,25 @@ if hiera('step') >= 2 {
       pacemaker::resource::ip { 'storage_mgmt_vip':
         ip_address => $storage_mgmt_vip,
       }
+      pacemaker::constraint::base { 'storage_mgmt_vip-then-haproxy':
+        constraint_type   => 'order',
+        first_resource    => "ip-${storage_mgmt_vip}",
+        second_resource   => 'haproxy-clone',
+        first_action      => 'start',
+        second_action     => 'start',
+        constraint_params => 'kind=Optional',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['storage_mgmt_vip']],
+      }
+      pacemaker::constraint::colocation { 'storage_mgmt_vip-with-haproxy':
+        source  => "ip-${storage_mgmt_vip}",
+        target  => 'haproxy-clone',
+        score   => 'INFINITY',
+        require => [Pacemaker::Resource::Service['haproxy'],
+                    Pacemaker::Resource::Ip['storage_mgmt_vip']],
+      }
     }
 
-    pacemaker::resource::service { 'haproxy':
-      clone_params => true,
-    }
     pacemaker::resource::service { $::memcached::params::service_name :
       clone_params => true,
       require      => Class['::memcached'],
@@ -215,25 +346,16 @@ if hiera('step') >= 2 {
         op_params    => 'start timeout=120s',
         clone_params => true,
         require      => Class['::mongodb::server'],
-        before       => Exec['mongodb-ready'],
       }
       # NOTE (spredzy) : The replset can only be run
       # once all the nodes have joined the cluster.
-      $mongo_node_ips = hiera('mongo_node_ips')
-      $mongo_node_ips_with_port = suffix($mongo_node_ips, ':27017')
-      $mongo_node_string = join($mongo_node_ips_with_port, ',')
-      $mongodb_replset = hiera('mongodb::server::replset')
-      $mongodb_cluster_ready_command = join(suffix(prefix($mongo_node_ips, '/bin/nc -w1 '), ' 27017 < /dev/null'), ' && ')
-      $mongodb_pacemaker_resource = Pacemaker::Resource::Service[$::mongodb::params::service_name]
-      exec { 'mongodb-ready' :
-        command   => $mongodb_cluster_ready_command,
-        timeout   => 30,
-        tries     => 180,
-        try_sleep => 10,
+      mongodb_conn_validator { $mongo_node_ips_with_port :
+        timeout => '600',
+        require => Pacemaker::Resource::Service[$::mongodb::params::service_name],
+        before  => Mongodb_replset[$mongodb_replset],
       }
       mongodb_replset { $mongodb_replset :
         members => $mongo_node_ips_with_port,
-        require => Exec['mongodb-ready'],
       }
     }
 
@@ -246,25 +368,15 @@ if hiera('step') >= 2 {
       require         => Class['::mysql::server'],
       before          => Exec['galera-ready'],
     }
-  }
-
-  # Redis
-  $redis_node_ips = hiera('redis_node_ips')
-  $redis_master_hostname = downcase(hiera('bootstrap_nodeid'))
 
-  if $redis_master_hostname == $::hostname {
-    $slaveof = undef
-  } else {
-    $slaveof = "${redis_master_hostname} 6379"
-  }
-  class {'::redis' :
-    slaveof => $slaveof,
-  }
+    pacemaker::resource::ocf { 'redis':
+      ocf_agent_name  => 'heartbeat:redis',
+      master_params   => '',
+      meta_params     => 'notify=true ordered=true interleave=true',
+      resource_params => 'wait_last_known_master=true',
+      require         => Class['::redis'],
+    }
 
-  if count($redis_node_ips) > 1 {
-    Class['::tripleo::redis_notification'] -> Service['redis-sentinel']
-    include ::redis::sentinel
-    include ::tripleo::redis_notification
   }
 
   exec { 'galera-ready' :
@@ -509,7 +621,6 @@ if hiera('step') >= 3 {
   class { 'neutron::plugins::ml2':
     flat_networks   => split(hiera('neutron_flat_networks'), ','),
     tenant_network_types => [hiera('neutron_tenant_network_type')],
-    type_drivers    => [hiera('neutron_tenant_network_type')],
   }
   class { 'neutron::agents::ml2::ovs':
     # manage_service   => false # not implemented
@@ -649,6 +760,7 @@ if hiera('step') >= 3 {
       $ceilometer_database_connection = hiera('ceilometer_mysql_conn_string')
     }
     default : {
+      $mongo_node_string = join($mongo_node_ips_with_port, ',')
       $ceilometer_database_connection = "mongodb://${mongo_node_string}/ceilometer?replicaSet=${mongodb_replset}"
     }
   }
@@ -707,11 +819,18 @@ if hiera('step') >= 3 {
     enabled => false,
   }
 
-  # Horizon
-  $vhost_params = { add_listen => false }
+  # httpd/apache and horizon
+  # NOTE(gfidente): server-status can be consumed by the pacemaker resource agent
+  include ::apache
+  include ::apache::mod::status
+  $vhost_params = {
+    add_listen => false,
+    priority   => 10,
+  }
   class { 'horizon':
     cache_server_ip    => hiera('memcache_node_ips', '127.0.0.1'),
     vhost_extra_params => $vhost_params,
+    server_aliases     => $::hostname,
   }
 
   $snmpd_user = hiera('snmpd_readonly_user_name')
@@ -822,6 +941,16 @@ if hiera('step') >= 4 {
     }
 
     # Neutron
+    # NOTE(gfidente): Neutron will try to populate the database with some data
+    # as soon as neutron-server is started; to avoid races we want to make this
+    # happen only on one node, before normal Pacemaker initialization
+    # https://bugzilla.redhat.com/show_bug.cgi?id=1233061
+    exec { 'neutron-server-start-wait-stop' :
+      command   => "systemctl start neutron-server && \
+                    sleep 5s && \
+                    systemctl stop neutron-server",
+      path      => ["/usr/bin", "/usr/sbin"],
+    } ->
     pacemaker::resource::service { $::neutron::params::server_service:
       op_params => "start timeout=90",
       clone_params   => "interleave=true",
@@ -1070,7 +1199,7 @@ if hiera('step') >= 4 {
     pacemaker::resource::service { $::ceilometer::params::agent_central_service_name :
       clone_params => 'interleave=true',
       require      => [Pacemaker::Resource::Service[$::keystone::params::service_name],
-                       $mongodb_pacemaker_resource],
+                       Pacemaker::Resource::Service[$::mongodb::params::service_name]],
     }
     pacemaker::resource::service { $::ceilometer::params::collector_service_name :
       clone_params => 'interleave=true',
@@ -1092,6 +1221,15 @@ if hiera('step') >= 4 {
       clone_params    => 'interleave=true',
       resource_params => 'startdelay=10',
     }
+    pacemaker::constraint::base { 'keystone-then-ceilometer-central-constraint':
+      constraint_type => 'order',
+      first_resource  => "${::keystone::params::service_name}-clone",
+      second_resource => "${::ceilometer::params::agent_central_service_name}-clone",
+      first_action    => 'start',
+      second_action   => 'start',
+      require         => [Pacemaker::Resource::Service[$::ceilometer::params::agent_central_service_name],
+                          Pacemaker::Resource::Service[$::keystone::params::service_name]],
+    }
     pacemaker::constraint::base { 'ceilometer-central-then-ceilometer-collector-constraint':
       constraint_type => 'order',
       first_resource  => "${::ceilometer::params::agent_central_service_name}-clone",
@@ -1192,15 +1330,6 @@ if hiera('step') >= 4 {
                             Pacemaker::Resource::Service[$::mongodb::params::service_name]],
       }
     }
-    pacemaker::constraint::base { 'keystone-then-ceilometer-central-constraint':
-      constraint_type => 'order',
-      first_resource  => "${::keystone::params::service_name}-clone",
-      second_resource => "${::ceilometer::params::agent_central_service_name}-clone",
-      first_action    => 'start',
-      second_action   => 'start',
-      require         => [Pacemaker::Resource::Service[$::ceilometer::params::agent_central_service_name],
-                          Pacemaker::Resource::Service[$::keystone::params::service_name]],
-    }
 
     # Heat
     pacemaker::resource::service { $::heat::params::api_service_name :
@@ -1215,6 +1344,15 @@ if hiera('step') >= 4 {
     pacemaker::resource::service { $::heat::params::engine_service_name :
       clone_params => 'interleave=true',
     }
+    pacemaker::constraint::base { 'keystone-then-heat-api-constraint':
+      constraint_type => 'order',
+      first_resource  => "${::keystone::params::service_name}-clone",
+      second_resource => "${::heat::params::api_service_name}-clone",
+      first_action    => 'start',
+      second_action   => 'start',
+      require         => [Pacemaker::Resource::Service[$::heat::params::api_service_name],
+                          Pacemaker::Resource::Service[$::keystone::params::service_name]],
+    }
     pacemaker::constraint::base { 'heat-api-then-heat-api-cfn-constraint':
       constraint_type => 'order',
       first_resource  => "${::heat::params::api_service_name}-clone",
@@ -1273,6 +1411,12 @@ if hiera('step') >= 4 {
                           Pacemaker::Resource::Service[$::ceilometer::params::agent_notification_service_name]],
     }
 
+    # Horizon
+    pacemaker::resource::service { $::horizon::params::http_service:
+        clone_params => "interleave=true",
+    }
+
+
   }
 
 } #END STEP 4