Implement SNOW SSOT 'delete_records' flag.

nautobot_ssot/integrations/servicenow/jobs.py

@@ -1,5 +1,6 @@
 """ServiceNow Data Target Job."""
 
+from diffsync.enum import DiffSyncFlags
 from django.core.exceptions import ObjectDoesNotExist
 from django.templatetags.static import static
 from django.urls import reverse
@@ -21,8 +22,7 @@ class ServiceNowDataTarget(DataTarget, Job):  # pylint: disable=abstract-method
 
     debug = BooleanVar(description="Enable for more verbose logging.")
 
-    # TODO: Implement or remove
-    # delete_records = BooleanVar(description="Delete synced records from ServiceNow if not present in Nautobot")
+    delete_records = BooleanVar(description="Delete synced records from ServiceNow if not present in Nautobot")
 
     site_filter = ObjectVar(
         description="Only sync records belonging to a single Site.",
@@ -80,11 +80,14 @@ def load_target_adapter(self):
         self.target_adapter = ServiceNowDiffSync(client=snc, job=self, sync=self.sync, site_filter=self.site_filter)
         self.target_adapter.load()
 
-    def run(self, dryrun, memory_profiling, site_filter, *args, **kwargs):  # pylint:disable=arguments-differ
+    def run(self, dryrun, memory_profiling, delete_records, site_filter, *args, **kwargs):  # pylint:disable=arguments-differ
         """Run sync."""
         self.dryrun = dryrun
         self.memory_profiling = memory_profiling
         self.site_filter = site_filter
+        self.delete_records = delete_records
+        if not self.delete_records:
+            self.diffsync_flags |= DiffSyncFlags.SKIP_UNMATCHED_DST
         super().run(dryrun, memory_profiling, *args, **kwargs)
 
     def lookup_object(self, model_name, unique_id):