(GH-578) etc_dir should be configurable

manifests/init.pp

@@ -22,6 +22,12 @@
 #   Default: undef
 #   Valid values: sensu_gem, apt, aptitude, yum
 #
+# [*sensu_etc_dir*]
+#   String. Absolute path to the sensu etc directory.
+#   Default: '/etc/sensu' on RedHat and Debian
+#            'C:/opt/sensu' on windows
+#            undef on all other platforms
+#
 # [*sensu_plugin_version*]
 #   String.  Version of the sensu-plugin gem to install. Refers to the sensu-plugin
 #   rubygem, not the sensu-plugins community scripts
@@ -429,6 +435,11 @@
     'windows' => 'gem',
     default   => undef,
   },
+  $sensu_etc_dir                  = $::osfamily ? {
+    /(Debian|RedHat)/ => '/etc/sensu',
+    'windows'         => 'C:/opt/sensu',
+    default           => undef,
+  },
   $sensu_plugin_version           = 'installed',
   $install_repo                   = true,
   $enterprise                     = false,
@@ -544,6 +555,11 @@
 ){
 
   validate_absolute_path($log_dir)
+
+  if $sensu_etc_dir != undef {
+    validate_absolute_path($sensu_etc_dir)
+  }
+
   validate_bool($client, $server, $api, $manage_repo, $install_repo, $enterprise, $enterprise_dashboard, $purge_config, $safe_mode, $manage_services, $redis_reconnect_on_error, $hasrestart, $redis_auto_reconnect, $manage_mutators_dir, $deregister_on_stop)
 
   validate_re($repo, ['^main$', '^unstable$'], "Repo must be 'main' or 'unstable'.  Found: ${repo}")
@@ -648,7 +664,7 @@
 
   case $::osfamily {
     'Debian','RedHat': {
-      $etc_dir = '/etc/sensu'
+      $etc_dir = $sensu_etc_dir
       $conf_dir = "${etc_dir}/conf.d"
       $user = 'sensu'
       $group = 'sensu'
@@ -659,7 +675,7 @@
     }
 
     'windows': {
-      $etc_dir = 'C:/opt/sensu'
+      $etc_dir = $sensu_etc_dir
       $conf_dir = "${etc_dir}/conf.d"
       $user = 'NT Authority\SYSTEM'
       $group = 'Administrators'

spec/classes/sensu_init_spec.rb

@@ -238,7 +238,7 @@
 
     validations = {
       'absolute_path' => {
-        :name    => %w[log_dir],
+        :name    => %w[log_dir sensu_etc_dir],
         :valid   => %w[/absolute/filepath /absolute/directory/],
         :invalid => ['./relative/path', %w(array), { 'ha' => 'sh' }, 3, 2.42, true, false, nil],
         :message => 'is not an absolute path',