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-rw-r--r--roles/openshift_health_checker/openshift_checks/docker_image_availability.py11
1 files changed, 10 insertions, 1 deletions
diff --git a/roles/openshift_health_checker/openshift_checks/docker_image_availability.py b/roles/openshift_health_checker/openshift_checks/docker_image_availability.py
index 93a5973d4..fa07c1dde 100644
--- a/roles/openshift_health_checker/openshift_checks/docker_image_availability.py
+++ b/roles/openshift_health_checker/openshift_checks/docker_image_availability.py
@@ -1,5 +1,6 @@
"""Check that required Docker images are available."""
+from ansible.module_utils import six
from openshift_checks import OpenShiftCheck
from openshift_checks.mixins import DockerHostMixin
@@ -153,7 +154,15 @@ class DockerImageAvailability(DockerHostMixin, OpenShiftCheck):
def known_docker_registries(self):
"""Build a list of docker registries available according to inventory vars."""
- regs = list(self.get_var("openshift_docker_additional_registries", default=[]))
+ regs = self.get_var("openshift_docker_additional_registries", default=[])
+ # https://bugzilla.redhat.com/show_bug.cgi?id=1497274
+ # if the result was a string type, place it into a list. We must do this
+ # as using list() on a string will split the string into its characters.
+ if isinstance(regs, six.string_types):
+ regs = [regs]
+ else:
+ # Otherwise cast to a list as was done previously
+ regs = list(regs)
deployment_type = self.get_var("openshift_deployment_type")
if deployment_type == "origin" and "docker.io" not in regs: