Making the excluded_messages field optional (#19253)

* making excluded_messages optional

* lint

* Update vsphere/datadog_checks/vsphere/config.py

Co-authored-by: Sarah Witt <sarah.witt@datadoghq.com>

---------

Co-authored-by: Sarah Witt <sarah.witt@datadoghq.com>

Author: rahulkaukuntla

vsphere/assets/configuration/spec.yaml

@@ -305,8 +305,8 @@ files:
         description: |
           The events that should be collected by the vSphere integration.
 
-          The "event" specifies the event type you want to include, and the "excluded_messages" is a list of
-          messages of that event type you do not want to collect. For example, if the key
+          The "event" specifies the event type you want to include, and optionally, the "excluded_messages" is
+          a list of messages of that event type you do not want to collect. For example, if the key
           is 'AlarmStatusChangedEvent' and the values for this key are 'Gray to Green' and 'Green to Gray',
           then all events named 'AlarmStatusChangedEvent' that don't have the message 'Gray to Green'
           and 'Green to Gray' will be included.

vsphere/datadog_checks/vsphere/config.py

@@ -134,7 +134,7 @@ def __init__(self, instance, init_config, log):
             self.exclude_filters = {}
             for item in self.include_events:
                 event_name = item["event"]
-                excluded_messages = [r'{}'.format(msg) for msg in item["excluded_messages"]]
+                excluded_messages = [r'{}'.format(msg) for msg in item.get("excluded_messages", [])]
                 self.exclude_filters[event_name] = excluded_messages
 
         # Since `collect_per_instance_filters` have the same structure as `metric_filters` we use the same parser

vsphere/datadog_checks/vsphere/data/conf.yaml.example

@@ -271,8 +271,8 @@ instances:
     ## @param include_events - list of mappings - optional
     ## The events that should be collected by the vSphere integration.
     ##
-    ## The "event" specifies the event type you want to include, and the "excluded_messages" is a list of
-    ## messages of that event type you do not want to collect. For example, if the key
+    ## The "event" specifies the event type you want to include, and optionally, the "excluded_messages" is
+    ## a list of messages of that event type you do not want to collect. For example, if the key
     ## is 'AlarmStatusChangedEvent' and the values for this key are 'Gray to Green' and 'Green to Gray',
     ## then all events named 'AlarmStatusChangedEvent' that don't have the message 'Gray to Green'
     ## and 'Green to Gray' will be included.

vsphere/tests/test_event.py

@@ -368,6 +368,30 @@ def test_include_events_ok(aggregator, realtime_instance, dd_run_check, mock_api
     assert aggregator.events[0]['msg_title'] == "[Triggered] alarm1 on VM vm1 is now red"
 
 
+@pytest.mark.usefixtures('mock_type', 'mock_threadpool', 'mock_rest_api')
+def test_include_events_no_excluded_message(aggregator, realtime_instance, dd_run_check, mock_api):
+    realtime_instance['include_events'] = [{"event": "AlarmStatusChangedEvent"}]
+    check = VSphereCheck('vsphere', {}, [realtime_instance])
+    event1 = vim.event.AlarmStatusChangedEvent()
+    event1.createdTime = dt.datetime.now()
+    event1.entity = vim.event.ManagedEntityEventArgument()
+    event1.entity.entity = vim.VirtualMachine(moId="vm1")
+    event1.entity.name = "vm1"
+    event1.alarm = vim.event.AlarmEventArgument()
+    event1.alarm.name = "alarm1"
+    setattr(event1, 'from', 'green')
+    event1.to = 'red'
+    event1.datacenter = vim.event.DatacenterEventArgument()
+    event1.datacenter.name = "dc1"
+    event1.fullFormattedMessage = "Green to Red"
+    mock_api.side_effect = mock_api_with_events([event1])
+
+    dd_run_check(check)
+
+    assert len(aggregator.events) == 1
+    assert aggregator.events[0]['msg_title'] == "[Triggered] alarm1 on VM vm1 is now red"
+
+
 @pytest.mark.usefixtures('mock_type', 'mock_threadpool', 'mock_rest_api')
 def test_include_events_filtered(aggregator, realtime_instance, dd_run_check, mock_api):
     realtime_instance['include_events'] = [