Use Docker healthchecks for core services

This change enables the use of Docker healthchecks for core OpenStack
services.
Also check-failures.sh has been updated to treat containers with
unhealthy status as failed.

Implements: blueprint container-health-check
Change-Id: I79c6b11511ce8af70f77e2f6a490b59b477fefbb

1 files changed, 9 insertions, 1 deletions

diff --git a/tests/check-failure.sh b/tests/check-failure.sh
index 6689d86a6..fe03c98e3 100755
--- a/tests/check-failure.sh
+++ b/tests/check-failure.sh
@@ -11,6 +11,8 @@ check_failure() {
     # All docker container's status are created, restarting, running, removing,
     # paused, exited and dead. Containers without running status are treated as
     # failure. removing is added in docker 1.13, just ignore it now.
+    # In addition to that, containers in unhealthy state (from healthchecks)
+    # are trated as failure.
     failed_containers=$(sudo docker ps -a --format "{{.Names}}" \
         --filter status=created \
         --filter status=restarting \
@@ -18,10 +20,16 @@ check_failure() {
         --filter status=exited \
         --filter status=dead)
 
+    unhealthy_containers=$(sudo docker ps -a --format "{{.Names}}" \
+        --filter health=unhealthy)
+
     if [[ -n "$failed_containers" ]]; then
         exit 1;
     fi
-}
 
+    if [[ -n "$unhealthy_containers" ]]; then
+        exit 1;
+    fi
+}
 
 check_failure