Add a logstash::templatefile defined type to support adding

index templates for use with the elasticsearch output plugin.

Fixes voxpupuli#264

manifests/templatefile.pp

@@ -0,0 +1,59 @@
+# This type represents a Logstash template file.
+#
+# Parameters are mutually exclusive. Only one should be specified.
+#
+# @param [String] template
+#  A template from which to render the file.
+#
+# @param [String] source
+#  A file resource to be used for the file.
+#
+# @example Render a Logstash template from a erb template.
+#
+#   logstash::templatefile { 'my-template':
+#     template => 'site-logstash-module/my-template.erb',
+#   }
+#
+# @example Copy the template from a file source.
+#
+#   logstash::templatefile { 'my-template':
+#     source => 'puppet://path/to/my-template.json',
+#   }
+#
+# @author https://github.com/elastic/puppet-logstash/graphs/contributors
+#
+define logstash::templatefile(
+  $source = undef,
+  $template = undef,
+)
+{
+  include logstash
+
+  $path = "${logstash::config_dir}/templates/${name}.json"
+  $owner = 'root'
+  $group = $logstash::logstash_group
+  $mode  = '0640'
+  $require = Package['logstash'] # So that we have '/etc/logstash/conf.d'.
+  $tag = [ 'logstash_config' ] # So that we notify the service.
+
+  if($template){
+    file { $path:
+      content => template($template),
+      owner   => $owner,
+      group   => $group,
+      mode    => $mode,
+      require => $require,
+      tag     => $tag,
+    }
+  }
+  elsif($source){
+    file { $path:
+      source  => $source,
+      owner   => $owner,
+      group   => $group,
+      mode    => $mode,
+      require => $require,
+      tag     => $tag,
+    }
+  }
+}