implement api_addr parameter

manifests/config.pp

@@ -15,6 +15,7 @@
     'max_lease_ttl'     => $::vault::max_lease_ttl,
     'disable_mlock'     => $::vault::disable_mlock,
     'ui'                => $::vault::enable_ui,
+    'api_addr'          => $::vault::api_addr,
   })
 
   $config_hash = merge($_config_hash, $::vault::extra_config)

manifests/init.pp

@@ -61,6 +61,13 @@
 #   because Vault can block a scheduler thread". Default: number of CPUs
 #   on the system, retrieved from the ``processorcount`` Fact.
 #
+# * `api_addr`
+#   Specifies the address (full URL) to advertise to other Vault servers in the
+#   cluster for client redirection. This value is also used for plugin backends.
+#   This can also be provided via the environment variable VAULT_API_ADDR. In
+#   general this should be set as a full URL that points to the value of the
+#   listener address
+#
 # * `version`
 #   The version of Vault to install
 #
@@ -105,6 +112,7 @@
   $os                                  = $::vault::params::os,
   $arch                                = $::vault::params::arch,
   Optional[Boolean] $enable_ui         = $::vault::params::enable_ui,
+  Optional[String] $api_addr           = undef,
   Hash $extra_config                   = {},
 ) inherits ::vault::params {
 

spec/classes/vault_spec.rb

@@ -102,7 +102,8 @@
               default_lease_ttl: exist,
               max_lease_ttl: exist,
               disable_mlock: exist,
-              ui: exist
+              ui: exist,
+              api_addr: exist
             )
           end
         end
@@ -125,6 +126,21 @@
           }
         end
 
+        context 'when disable mlock' do
+          let(:params) do
+            {
+              api_addr: 'something'
+            }
+          end
+
+
+          it {
+            expect(param_value(catalogue, 'File', '/etc/vault/config.json', 'content')).to include_json(
+              api_addr: 'something'
+            )
+          }
+        end
+
         context 'when installed from archive' do
           let(:params) { { install_method: 'archive' } }