Support healthcheck middleware options

Trove introduced the healthcheck middleware during this cycle. This
introduces the new class to support the middleware options.

Depends-on: https://review.opendev.org/c/openstack/trove/+/910117
Change-Id: I5baf1e07078cb904d0c1ca17874c2639620e5e4f

manifests/healthcheck.pp

@@ -0,0 +1,54 @@
+# == Class: trove::healthcheck
+#
+# Configure oslo_middleware options in healthcheck section
+#
+# == Params
+#
+# [*detailed*]
+#   (Optional) Show more detailed information as part of the response.
+#   Defaults to $facts['os_service_default']
+#
+# [*backends*]
+#   (Optional) Additional backends that can perform health checks and report
+#   that information back as part of a request.
+#   Defaults to $facts['os_service_default']
+#
+# [*allowed_source_ranges*]
+#   (Optional) A list of network addresses to limit source ip allowed to access
+#   healthcheck information.
+#   Defaults to $facts['os_service_default']
+#
+# [*ignore_proxied_requests*]
+#   (Optional) Ignore requests with proxy headers
+#   Defaults to $facts['os_service_default']
+#
+# [*disable_by_file_path*]
+#   (Optional) Check the presence of a file to determine if an application
+#   is running on a port.
+#   Defaults to $facts['os_service_default']
+#
+# [*disable_by_file_paths*]
+#   (Optional) Check the presence of a file to determine if an application
+#   is running on a port. Expects a "port:path" list of strings.
+#   Defaults to $facts['os_service_default']
+#
+class trove::healthcheck (
+  $detailed                = $facts['os_service_default'],
+  $backends                = $facts['os_service_default'],
+  $allowed_source_ranges   = $facts['os_service_default'],
+  $ignore_proxied_requests = $facts['os_service_default'],
+  $disable_by_file_path    = $facts['os_service_default'],
+  $disable_by_file_paths   = $facts['os_service_default'],
+) {
+
+  include trove::deps
+
+  oslo::healthcheck { 'trove_config':
+    detailed                => $detailed,
+    backends                => $backends,
+    allowed_source_ranges   => $allowed_source_ranges,
+    ignore_proxied_requests => $ignore_proxied_requests,
+    disable_by_file_path    => $disable_by_file_path,
+    disable_by_file_paths   => $disable_by_file_paths,
+  }
+}

releasenotes/notes/healthcheck-39c7baba411cc930.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    The new ``trove::healthcheck`` class has been added.

spec/classes/trove_healthcheck_spec.rb

@@ -0,0 +1,61 @@
+require 'spec_helper'
+
+describe 'trove::healthcheck' do
+
+  shared_examples_for 'trove::healthcheck' do
+
+    context 'with default parameters' do
+      let :params do
+        {}
+      end
+
+      it 'configures default values' do
+        is_expected.to contain_oslo__healthcheck('trove_config').with(
+          :detailed                => '<SERVICE DEFAULT>',
+          :backends                => '<SERVICE DEFAULT>',
+          :allowed_source_ranges   => '<SERVICE DEFAULT>',
+          :ignore_proxied_requests => '<SERVICE DEFAULT>',
+          :disable_by_file_path    => '<SERVICE DEFAULT>',
+          :disable_by_file_paths   => '<SERVICE DEFAULT>',
+        )
+      end
+    end
+
+    context 'with specific parameters' do
+      let :params do
+        {
+          :detailed                => true,
+          :backends                => ['disable_by_file'],
+          :allowed_source_ranges   => ['10.0.0.0/24', '10.0.1.0/24'],
+          :ignore_proxied_requests => false,
+          :disable_by_file_path    => '/etc/trove/healthcheck/disabled',
+          :disable_by_file_paths   => ['8779:/etc/trove/healthcheck/disabled'],
+        }
+      end
+
+      it 'configures specified values' do
+        is_expected.to contain_oslo__healthcheck('trove_config').with(
+          :detailed                => true,
+          :backends                => ['disable_by_file'],
+          :allowed_source_ranges   => ['10.0.0.0/24', '10.0.1.0/24'],
+          :ignore_proxied_requests => false,
+          :disable_by_file_path    => '/etc/trove/healthcheck/disabled',
+          :disable_by_file_paths   => ['8779:/etc/trove/healthcheck/disabled'],
+        )
+      end
+    end
+  end
+
+  on_supported_os({
+    :supported_os   => OSDefaults.get_supported_os
+  }).each do |os,facts|
+    context "on #{os}" do
+      let (:facts) do
+        facts.merge!(OSDefaults.get_facts())
+      end
+
+      it_configures 'trove::healthcheck'
+    end
+  end
+
+end