Also install discovery in fullstack

playbooks/edx_sandbox.yml

@@ -25,6 +25,7 @@
     COMMON_ENABLE_DATADOG: False
     SANDBOX_ENABLE_ECOMMERCE: False
     COMMON_ENABLE_SPLUNKFORWARDER: False
+    DISCOVERY_URL_ROOT: 'http://localhost:{{ DISCOVERY_NGINX_PORT }}'
   roles:
     - role: swapfile
       SWAPFILE_SIZE: 4GB
@@ -66,6 +67,7 @@
     - role: elasticsearch
       when: "'localhost' in EDXAPP_ELASTIC_SEARCH_CONFIG|map(attribute='host')"
     - forum
+    - discovery
     - role: notifier
       NOTIFIER_DIGEST_TASK_INTERVAL: 5
     - role: xqueue