Move more plugins to lib_utils

This commit continues moving plugins into lib_utils.

This commit does not move any plugins for add-on roles
such as logging and metrics.

1 files changed, 42 insertions, 0 deletions

diff --git a/roles/lib_utils/filter_plugins/openshift_hosted_filters.py b/roles/lib_utils/filter_plugins/openshift_hosted_filters.py
new file mode 100644
index 000000000..003ce5f9e
--- /dev/null
+++ b/roles/lib_utils/filter_plugins/openshift_hosted_filters.py
@@ -0,0 +1,42 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+'''
+Custom filters for use in openshift_hosted
+'''
+
+
+class FilterModule(object):
+    ''' Custom ansible filters for use by openshift_hosted role'''
+
+    @staticmethod
+    def get_router_replicas(replicas=None, router_nodes=None):
+        ''' This function will return the number of replicas
+            based on the results from the defined
+            openshift_hosted_router_replicas OR
+            the query from oc_obj on openshift nodes with a selector OR
+            default to 1
+
+        '''
+        # We always use what they've specified if they've specified a value
+        if replicas is not None:
+            return replicas
+
+        replicas = 1
+
+        # Ignore boolean expression limit of 5.
+        # pylint: disable=too-many-boolean-expressions
+        if (isinstance(router_nodes, dict) and
+                'results' in router_nodes and
+                'results' in router_nodes['results'] and
+                isinstance(router_nodes['results']['results'], list) and
+                len(router_nodes['results']['results']) > 0 and
+                'items' in router_nodes['results']['results'][0]):
+
+            if len(router_nodes['results']['results'][0]['items']) > 0:
+                replicas = len(router_nodes['results']['results'][0]['items'])
+
+        return replicas
+
+    def filters(self):
+        ''' returns a mapping of filters to methods '''
+        return {'get_router_replicas': self.get_router_replicas}