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-rw-r--r--roles/lib_utils/filter_plugins/openshift_aws_filters.py16
-rw-r--r--roles/openshift_aws/defaults/main.yml5
2 files changed, 19 insertions, 2 deletions
diff --git a/roles/lib_utils/filter_plugins/openshift_aws_filters.py b/roles/lib_utils/filter_plugins/openshift_aws_filters.py
index dfcb11da3..f16048056 100644
--- a/roles/lib_utils/filter_plugins/openshift_aws_filters.py
+++ b/roles/lib_utils/filter_plugins/openshift_aws_filters.py
@@ -67,8 +67,24 @@ class FilterModule(object):
return tags
+ @staticmethod
+ def get_default_az(subnets):
+ ''' From a list of subnets/AZs in a specific region (from the VPC
+ structure), return the AZ that has the key/value
+ 'default_az=True.' '''
+
+ for subnet in subnets:
+ if subnet.get('default_az'):
+ return subnet['az']
+
+ # if there was none marked with default_az=True, just return the first
+ # one. (this does mean we could possible return an item that has
+ # default_az=False set
+ return subnets[0]['az']
+
def filters(self):
''' returns a mapping of filters to methods '''
return {'build_instance_tags': self.build_instance_tags,
+ 'get_default_az': self.get_default_az,
'scale_groups_match_capacity': self.scale_groups_match_capacity,
'scale_groups_serial': self.scale_groups_serial}
diff --git a/roles/openshift_aws/defaults/main.yml b/roles/openshift_aws/defaults/main.yml
index 5053823b0..e14d57702 100644
--- a/roles/openshift_aws/defaults/main.yml
+++ b/roles/openshift_aws/defaults/main.yml
@@ -282,8 +282,6 @@ openshift_aws_node_security_groups:
openshift_aws_vpc_tags:
Name: "{{ openshift_aws_vpc_name }}"
-openshift_aws_subnet_az: us-east-1c
-
openshift_aws_vpc:
name: "{{ openshift_aws_vpc_name }}"
cidr: 172.31.0.0/16
@@ -291,11 +289,14 @@ openshift_aws_vpc:
us-east-1:
- cidr: 172.31.48.0/20
az: "us-east-1c"
+ default_az: true
- cidr: 172.31.32.0/20
az: "us-east-1e"
- cidr: 172.31.16.0/20
az: "us-east-1a"
+openshift_aws_subnet_az: "{{ openshift_aws_vpc.subnets[openshift_aws_region] | get_default_az }}"
+
openshift_aws_node_run_bootstrap_startup: True
openshift_aws_node_user_data: ''
openshift_aws_node_config_namespace: openshift-node