diff options
Diffstat (limited to 'roles/openshift_aws/filter_plugins/openshift_aws_filters.py')
-rw-r--r-- | roles/openshift_aws/filter_plugins/openshift_aws_filters.py | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/roles/openshift_aws/filter_plugins/openshift_aws_filters.py b/roles/openshift_aws/filter_plugins/openshift_aws_filters.py index e707abd3f..dfcb11da3 100644 --- a/roles/openshift_aws/filter_plugins/openshift_aws_filters.py +++ b/roles/openshift_aws/filter_plugins/openshift_aws_filters.py @@ -4,11 +4,43 @@ Custom filters for use in openshift_aws ''' +from ansible import errors + class FilterModule(object): ''' Custom ansible filters for use by openshift_aws role''' @staticmethod + def scale_groups_serial(scale_group_info, upgrade=False): + ''' This function will determine what the deployment serial should be and return it + + Search through the tags and find the deployment_serial tag. Once found, + determine if an increment is needed during an upgrade. + if upgrade is true then increment the serial and return it + else return the serial + ''' + if scale_group_info == []: + return 1 + + scale_group_info = scale_group_info[0] + + if not isinstance(scale_group_info, dict): + raise errors.AnsibleFilterError("|filter plugin failed: Expected scale_group_info to be a dict") + + serial = None + + for tag in scale_group_info['tags']: + if tag['key'] == 'deployment_serial': + serial = int(tag['value']) + if upgrade: + serial += 1 + break + else: + raise errors.AnsibleFilterError("|filter plugin failed: deployment_serial tag was not found") + + return serial + + @staticmethod def scale_groups_match_capacity(scale_group_info): ''' This function will verify that the scale group instance count matches the scale group desired capacity @@ -38,4 +70,5 @@ class FilterModule(object): def filters(self): ''' returns a mapping of filters to methods ''' return {'build_instance_tags': self.build_instance_tags, - 'scale_groups_match_capacity': self.scale_groups_match_capacity} + 'scale_groups_match_capacity': self.scale_groups_match_capacity, + 'scale_groups_serial': self.scale_groups_serial} |