Add Zendesk credentials to Smart Answers

This adds two environment variables from Smart Answers to represent the
Zendesk credentials They are need by the broken links rake task as it
sends a report to Zendesk to be triaged by content support.

Rakefile

@@ -245,6 +245,7 @@ task :check_consistency_between_aws_and_carrenza do
     govuk::apps::smartanswers::nagios_memory_critical
     govuk::apps::smartanswers::nagios_memory_warning
     govuk::apps::smartanswers::unicorn_worker_processes
+    govuk::apps::smartanswers::zendesk_client_username
     govuk::apps::static::plek_account_manager_uri
     govuk::apps::static::ga_universal_id
     govuk::apps::static::nagios_memory_critical

hieradata_aws/common.yaml

@@ -800,6 +800,7 @@ govuk::apps::specialist_publisher::redis_port: "%{hiera('sidekiq_port')}"
 govuk::apps::smartanswers::nagios_memory_warning: 4000
 govuk::apps::smartanswers::nagios_memory_critical: 4500
 govuk::apps::smartanswers::unicorn_worker_processes: "4"
+govuk::apps::smartanswers::zendesk_client_username: '[email protected]/token'
 
 govuk::apps::smokey::http_username: "%{hiera('http_username')}"
 govuk::apps::smokey::http_password: "%{hiera('http_password')}"

hieradata_aws/production.yaml

@@ -220,6 +220,7 @@ govuk::apps::search_api::enable_learning_to_rank: true
 govuk::apps::service_manual_publisher::govuk_notify_template_id: "e00e89f5-b622-4dcb-8f30-e6c70231a940"
 govuk::apps::short_url_manager::govuk_notify_template_id: "e00e89f5-b622-4dcb-8f30-e6c70231a940"
 govuk::apps::short_url_manager::instance_name: 'production'
+govuk::apps::smartanswers::zendesk_client_username: '[email protected]/token'
 govuk::apps::specialist_publisher::aws_region: 'eu-west-1'
 govuk::apps::specialist_publisher::aws_s3_bucket_name: 'govuk-production-specialist-publisher-csvs'
 govuk::apps::specialist_publisher::enabled: true

modules/govuk/manifests/apps/smartanswers.pp

@@ -45,6 +45,12 @@
 # [*unicorn_worker_processes*]
 #   The number of unicorn workers to run for an instance of this app
 #
+# [*zendesk_client_password*]
+#   Password for connection to GDS zendesk client.
+#
+# [*zendesk_client_username*]
+#   Username for connection to GDS zendesk client.
+#
 class govuk::apps::smartanswers(
   $vhost = 'smartanswers',
   $port,
@@ -57,6 +63,8 @@
   $nagios_memory_critical = undef,
   $secret_key_base = undef,
   $unicorn_worker_processes = undef,
+  $zendesk_client_password = undef,
+  $zendesk_client_username = undef,
 ) {
   Govuk::App::Envvar {
     app => 'smartanswers',
@@ -88,6 +96,12 @@
     "${title}-SECRET_KEY_BASE":
       varname => 'SECRET_KEY_BASE',
       value   => $secret_key_base;
+    "${title}-ZENDESK_CLIENT_PASSWORD":
+      varname => 'ZENDESK_CLIENT_PASSWORD',
+      value   => $zendesk_client_password;
+    "${title}-ZENDESK_CLIENT_USERNAME":
+      varname => 'ZENDESK_CLIENT_USERNAME',
+      value   => $zendesk_client_username;
   }
 
   govuk::app { 'smartanswers':