1 files changed, 38 insertions, 0 deletions
diff --git a/roles/openshift_logging/filter_plugins/openshift_logging.py b/roles/openshift_logging/filter_plugins/openshift_logging.py
new file mode 100644
index 000000000..007be3ac0
--- /dev/null
+++ b/roles/openshift_logging/filter_plugins/openshift_logging.py
@@ -0,0 +1,38 @@
+'''
+ Openshift Logging class that provides useful filters used in Logging
+'''
+
+import random
+
+
+def random_word(source_alpha, length):
+    ''' Returns a random word given the source of characters to pick from and resulting length '''
+    return ''.join(random.choice(source_alpha) for i in range(length))
+
+
+def entry_from_named_pair(register_pairs, key):
+    ''' Returns the entry in key given results provided by register_pairs '''
+    results = register_pairs.get("results")
+    if results is None:
+        raise RuntimeError("The dict argument does not have a 'results' entry. "
+                           "Must not have been created using 'register' in a loop")
+    for result in results:
+        item = result.get("item")
+        if item is not None:
+            name = item.get("name")
+            if name == key:
+                return result["content"]
+    raise RuntimeError("There was no entry found in the dict that had an item with a name that matched {}".format(key))
+
+
+# pylint: disable=too-few-public-methods
+class FilterModule(object):
+    ''' OpenShift Logging Filters '''
+
+    # pylint: disable=no-self-use, too-few-public-methods
+    def filters(self):
+        ''' Returns the names of the filters provided by this class '''
+        return {
+            'random_word': random_word,
+            'entry_from_named_pair': entry_from_named_pair,
+        }