Update Heka to version 0.10

This change installs the latest version of Heka (0.10.0b0).  This
version of Heka is required because it comes with updated Lua plugins
and modules for InfluxDB.

Change-Id: Ibcb51909658d908979c9f13bdec6a754e2698df2
Implements: blueprint upgrade-influxdb-grafana

deployment_scripts/puppet/modules/heka/manifests/init.pp

@@ -98,17 +98,30 @@ class heka (
     alias  => 'heka',
   }
 
+  if $::osfamily == 'Debian' {
+    # Starting from Heka 0.10.0, the Debian package provides an init script so
+    # stop the service and disable it.
+    service { '_hekad_from_package':
+      ensure  => stopped,
+      name    => 'heka',
+      enable  => false,
+      require => Package['heka'],
+      before  => User['heka'],
+    }
+  }
+
   file { $heka::params::lua_modules_dir:
     ensure  => directory,
     require => Package['heka'],
   }
 
   user { $heka_user:
-    shell  => '/sbin/nologin',
-    home   => $base_dir,
-    system => true,
-    groups => $additional_groups,
-    alias  => 'heka',
+    shell   => '/sbin/nologin',
+    home    => $base_dir,
+    system  => true,
+    groups  => $additional_groups,
+    alias   => 'heka',
+    require => Package['heka'],
   }
 
   file { $base_dir:

deployment_scripts/puppet/modules/heka/templates/output/elasticsearch.toml.erb

@@ -10,5 +10,9 @@ flush_count = <%= @flush_count %>
 server = "http://<%= @server %>:<%= @port %>"
 
 use_buffering = <%= @use_buffering %>
-queue_max_buffer_size = <%= @queue_max_buffer_size %>
-queue_full_action = "<%= @queue_full_action %>"
+
+<% if @use_buffering -%>
+[<%= @title %>_output.buffering]
+max_buffer_size = <%= @queue_max_buffer_size %>
+full_action = "<%= @queue_full_action %>"
+<% end -%>

pre_build_hook

@@ -5,7 +5,7 @@ ROOT="$(dirname "$(readlink -f "$0")")"
 MODULES_DIR="${ROOT}"/deployment_scripts/puppet/modules
 RPM_REPO="${ROOT}"/repositories/centos/
 DEB_REPO="${ROOT}"/repositories/ubuntu/
-HEKA_VERSION="0.9.2"
+HEKA_VERSION="0.10.0b0"
 # This is the commit id for the current stable/6.1 branch
 FUEL_LIB_COMMIT="be44e9ea792fe4314ac8c1b7596742ceb5163f61"
 FUEL_LIB_TARBALL_URL="https://github.com/stackforge/fuel-library/archive/${FUEL_LIB_COMMIT}.tar.gz"