Adding 'eval_type' option for zabbix_action module (#51266)

lib/ansible/modules/monitoring/zabbix/zabbix_action.py

@@ -131,6 +131,18 @@ options:
                 description:
                     - Arbitrary unique ID that is used to reference the condition from a custom expression.
                     - Can only contain upper-case letters.
+                    - Required for custom expression filters.
+    eval_type:
+        description:
+            - Filter condition evaluation method.
+            - Defaults to C(andor) if conditions are less then 2 or if
+              I(formula) is not specified.
+            - Defaults to C(custom_expression) when formula is specified.
+        choices:
+            - 'andor'
+            - 'and'
+            - 'or'
+            - 'custom_expression'
     formula:
         description:
             - User-defined expression to be used for evaluating conditions of filters with a custom expression.
@@ -1215,11 +1227,11 @@ class Filter(object):
         self._zapi = zbx
         self._zapi_wrapper = zapi_wrapper
 
-    def _construct_evaltype(self, _eval, _conditions):
+    def _construct_evaltype(self, _eval_type, _formula, _conditions):
         """Construct the eval type
 
         Args:
-            _eval: zabbix condition evaluation formula
+            _formula: zabbix condition evaluation formula
             _conditions: list of conditions to check
 
         Returns:
@@ -1230,9 +1242,37 @@ class Filter(object):
                 'evaltype': '0',
                 'formula': None
             }
+        if _eval_type == 'andor':
+            return {
+                'evaltype': '0',
+                'formula': None
+            }
+        if _eval_type == 'and':
+            return {
+                'evaltype': '1',
+                'formula': None
+            }
+        if _eval_type == 'or':
+            return {
+                'evaltype': '2',
+                'formula': None
+            }
+        if _eval_type == 'custom_expression':
+            if _formula is not None:
+                return {
+                    'evaltype': '3',
+                    'formula': _formula
+                }
+            else:
+                self._module.fail_json(msg="'formula' is required when 'eval_type' is set to 'custom_expression'")
+        if _formula is not None:
+            return {
+                'evaltype': '3',
+                'formula': _formula
+            }
         return {
-            'evaltype': '3',
-            'formula': _eval
+            'evaltype': '0',
+            'formula': None
         }
 
     def _construct_conditiontype(self, _condition):
@@ -1401,7 +1441,7 @@ class Filter(object):
                        https://www.zabbix.com/documentation/3.4/manual/api/reference/action/object#action_filter_condition""" % (value, conditiontype)
             )
 
-    def construct_the_data(self, _formula, _conditions):
+    def construct_the_data(self, _eval_type, _formula, _conditions):
         """Construct the user defined filter conditions to fit the Zabbix API
         requirements operations data using helper methods.
 
@@ -1426,6 +1466,7 @@ class Filter(object):
                 "operator": self._construct_operator(cond)
             })
         _constructed_evaltype = self._construct_evaltype(
+            _eval_type,
             _formula,
             constructed_data['conditions']
         )
@@ -1573,6 +1614,7 @@ def main():
             acknowledge_default_subject=dict(type='str', required=False, default=None),
             conditions=dict(type='list', required=False, default=None),
             formula=dict(type='str', required=False, default=None),
+            eval_type=dict(type='str', required=False, default=None, choices=['andor', 'and', 'or', 'custom_expression']),
             operations=dict(type='list', required=False, default=None),
             recovery_operations=dict(type='list', required=False, default=[]),
             acknowledge_operations=dict(type='list', required=False, default=[])
@@ -1603,6 +1645,7 @@ def main():
     acknowledge_default_subject = module.params['acknowledge_default_subject']
     conditions = module.params['conditions']
     formula = module.params['formula']
+    eval_type = module.params['eval_type']
     operations = module.params['operations']
     recovery_operations = module.params['recovery_operations']
     acknowledge_operations = module.params['acknowledge_operations']
@@ -1645,7 +1688,7 @@ def main():
                 operations=ops.construct_the_data(operations),
                 recovery_operations=recovery_ops.construct_the_data(recovery_operations),
                 acknowledge_operations=acknowledge_ops.construct_the_data(acknowledge_operations),
-                conditions=fltr.construct_the_data(formula, conditions)
+                conditions=fltr.construct_the_data(eval_type, formula, conditions)
             )
 
             if difference == {}:
@@ -1674,7 +1717,7 @@ def main():
                 operations=ops.construct_the_data(operations),
                 recovery_operations=recovery_ops.construct_the_data(recovery_operations),
                 acknowledge_operations=acknowledge_ops.construct_the_data(acknowledge_operations),
-                conditions=fltr.construct_the_data(formula, conditions)
+                conditions=fltr.construct_the_data(eval_type, formula, conditions)
             )
             module.exit_json(changed=True, msg="Action created: %s, ID: %s" % (name, action_id))