Fix Docker health check for sahara_engine

The wrong process name was being used.

Closes-Bug: #2046268
Change-Id: I5a5d4f227205e811732331ee6e020ccea67b6fab

ansible/roles/sahara/defaults/main.yml

@@ -93,7 +93,7 @@ sahara_engine_enable_healthchecks: "{{ enable_container_healthchecks }}"
 sahara_engine_healthcheck_interval: "{{ default_container_healthcheck_interval }}"
 sahara_engine_healthcheck_retries: "{{ default_container_healthcheck_retries }}"
 sahara_engine_healthcheck_start_period: "{{ default_container_healthcheck_start_period }}"
-sahara_engine_healthcheck_test: ["CMD-SHELL", "healthcheck_port sahara_engine {{ om_rpc_port }}"]
+sahara_engine_healthcheck_test: ["CMD-SHELL", "healthcheck_port sahara-engine {{ om_rpc_port }}"]
 sahara_engine_healthcheck_timeout: "{{ default_container_healthcheck_timeout }}"
 sahara_engine_healthcheck:
   interval: "{{ sahara_engine_healthcheck_interval }}"

releasenotes/notes/fix-sahara-engine-healthcheck-cfc635de9e4f56bc.yaml

+---
+fixes:
+  - |
+    Fixes Docker health check for the ``sahara_engine`` container.
+    `LP#2046268 <https://bugs.launchpad.net/kolla-ansible/+bug/2046268>`__