Remove dns0 analyzers (#2274)

* Added migrations to remove analyzers and playbook

* Removed analyzers sources

* Removed dns0 analyzer from docs

* Fix

Signed-off-by: 0ssigeno <[email protected]>

* Fix black

* Added if conditions for saver migrations

---------

Signed-off-by: 0ssigeno <[email protected]>
Co-authored-by: 0ssigeno <[email protected]>

Author: fgibertoni

api_app/analyzers_manager/migrations/0079_remove_dns0_rrsets_analyzer.py

@@ -0,0 +1,27 @@
+from django.db import migrations
+
+
+def migrate(apps, schema_editor):
+    PythonModule = apps.get_model("api_app", "PythonModule")
+    pm = PythonModule.objects.filter(
+        module="dns0.dns0_rrsets.DNS0Rrsets",
+        base_path="api_app.analyzers_manager.observable_analyzers",
+    ).first()
+    if pm:
+        pm.analyzerconfigs.all().delete()
+        pm.delete()
+
+
+def reverse_migrate(apps, schema_editor):
+    pass
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("api_app", "0062_alter_parameter_python_module"),
+        ("playbooks_manager", "0032_delete_dns0_playbook_free_to_use_analyzers"),
+        ("analyzers_manager", "0078_analyzer_config_hfinger"),
+    ]
+    operations = [
+        migrations.RunPython(migrate, reverse_migrate),
+    ]

api_app/analyzers_manager/migrations/0080_remove_dns0_names_analyzer.py

@@ -0,0 +1,27 @@
+from django.db import migrations
+
+
+def migrate(apps, schema_editor):
+    PythonModule = apps.get_model("api_app", "PythonModule")
+    pm = PythonModule.objects.filter(
+        module="dns0.dns0_names.DNS0Names",
+        base_path="api_app.analyzers_manager.observable_analyzers",
+    ).first()
+    if pm:
+        pm.analyzerconfigs.all().delete()
+        pm.delete()
+
+
+def reverse_migrate(apps, schema_editor):
+    pass
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("api_app", "0062_alter_parameter_python_module"),
+        ("playbooks_manager", "0032_delete_dns0_playbook_free_to_use_analyzers"),
+        ("analyzers_manager", "0079_remove_dns0_rrsets_analyzer"),
+    ]
+    operations = [
+        migrations.RunPython(migrate, reverse_migrate),
+    ]