##############################################################################
 # Copyright (c) 2018 Sawyer Bergeron, Parker Berberian, and others.
+# Copyright (c) 2020 Sawyer Bergeron, Sean Smith, others.
 #
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Apache License, Version 2.0
     description = models.CharField(max_length=1000, default="")
     public = models.BooleanField(default=False)
     temporary = models.BooleanField(default=False)
-    copy_of = models.ForeignKey("ResourceTemplate", null=True, on_delete=models.SET_NULL)
+    copy_of = models.ForeignKey("ResourceTemplate", blank=True, null=True, on_delete=models.SET_NULL)
 
     def getConfigs(self):
         configs = self.resourceConfigurations.all()
     name = models.CharField(max_length=3000, default="<Hostname>")
 
     def __str__(self):
-        return "config with " + str(self.template) + " and image " + str(self.image)
+        return str(self.name)
 
 
 def get_default_remote_info():
     class Meta:
         abstract = True
 
-    bundle = models.ForeignKey(ResourceBundle, on_delete=models.SET_NULL, null=True)
+    bundle = models.ForeignKey(ResourceBundle, on_delete=models.SET_NULL, blank=True, null=True)
     profile = models.ForeignKey(ResourceProfile, on_delete=models.CASCADE)
-    config = models.ForeignKey(ResourceConfiguration, on_delete=models.SET_NULL, null=True)
+    config = models.ForeignKey(ResourceConfiguration, on_delete=models.SET_NULL, blank=True, null=True)
     working = models.BooleanField(default=True)
     vendor = models.CharField(max_length=100, default="unknown")
     model = models.CharField(max_length=150, default="unknown")
         # vlan_manager = self.bundle.lab.vlan_manager
         return False
 
+    def __str__(self):
+        return 'Physical Network for ' + self.generic_network.name
+
 
 class NetworkConnection(models.Model):
     network = models.ForeignKey(Network, on_delete=models.CASCADE)
     vlan_is_tagged = models.BooleanField()
 
+    def __str__(self):
+        return 'Connection to ' + self.network.name
+
 
 class Vlan(models.Model):
     id = models.AutoField(primary_key=True)
     id = models.AutoField(primary_key=True)
     profile = models.ForeignKey(InterfaceProfile, on_delete=models.CASCADE)
     resource_config = models.ForeignKey(ResourceConfiguration, on_delete=models.CASCADE, related_name='interface_configs')
-    connections = models.ManyToManyField(NetworkConnection)
+    connections = models.ManyToManyField(NetworkConnection, blank=True)
 
     def __str__(self):
         return "type " + str(self.profile) + " on host " + str(self.resource_config)
 
-    def save(self, *args, **kwargs):
-        super().save(*args, **kwargs)
-
 
 """
 OPNFV / Software configuration models
     mac_address = models.CharField(max_length=17)
     bus_address = models.CharField(max_length=50)
     config = models.ManyToManyField(Vlan)
-    acts_as = models.OneToOneField(InterfaceConfiguration, null=True, on_delete=models.CASCADE)
+    acts_as = models.OneToOneField(InterfaceConfiguration, blank=True, null=True, on_delete=models.CASCADE)
     profile = models.ForeignKey(InterfaceProfile, on_delete=models.CASCADE)
 
     def __str__(self):
         return self.mac_address + " on host " + str(self.profile.host.name)
 
     def clean(self, *args, **kwargs):
-        if self.acts_as.profile != self.profile:
+        if self.acts_as and self.acts_as.profile != self.profile:
             raise ValidationError("Interface Configuration's Interface Profile does not match Interface Profile chosen for Interface.")
         super().clean(*args, **kwargs)
 
 
                 networks[network.name] = vlan
         return networks
 
-    def instantiateTemplate(self, resource_template, config=None):
+    def instantiateTemplate(self, resource_template):
         """
         Convert a ResourceTemplate into a ResourceBundle.
 
     def configureNetworking(self, resource, vlan_map):
         for physical_interface in resource.interfaces.all():
             # assign interface configs
-            iface_configs = InterfaceConfiguration.objects.filter(profile=physical_interface.profile, resource_config=resource.config)
-            if iface_configs.count() != 1:
-                continue
+
+            iface_configs = InterfaceConfiguration.objects.filter(
+                profile=physical_interface.profile,
+                resource_config=resource.config
+            )
+
             iface_config = iface_configs.first()
             physical_interface.acts_as = iface_config
             physical_interface.acts_as.save()
-            #if not iface_config:
-            #    continue
+
             physical_interface.config.clear()
             for connection in iface_config.connections.all():
                 physicalNetwork = PhysicalNetwork.objects.create(
 
     # private interface
     def acquireHost(self, resource_config):
-        resources = resource_config.profile.get_resources(lab=resource_config.template.lab, unreserved=True)
+        resources = resource_config.profile.get_resources(
+            lab=resource_config.template.lab,
+            unreserved=True
+        )
+
         try:
             resource = resources[0]  # TODO: should we randomize and 'load balance' the servers?
             resource.config = resource_config
 
 ##############################################################################
 # Copyright (c) 2018 Sawyer Bergeron, Parker Berberian, and others.
+# Copyright (c) 2020 Sawyer Bergeron, Sean Smith, and others.
 #
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Apache License, Version 2.0
 
 from booking.models import Booking
 from workflow.models import WorkflowStep, AbstractSelectOrCreate
-from workflow.forms import ResourceSelectorForm, SWConfigSelectorForm, BookingMetaForm, OPNFVSelectForm
+from workflow.forms import ResourceSelectorForm, BookingMetaForm, OPNFVSelectForm
 from resource_inventory.models import OPNFVConfig, ResourceTemplate
 from django.db.models import Q
 
     workflow_type = "booking"
 
 
-class SWConfig_Select(AbstractSelectOrCreate):
-    title = "Select Software Configuration"
-    description = "Choose the software and related configurations you want to have used for your deployment"
-    short_title = "pod config"
-    form = SWConfigSelectorForm
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.select_repo_key = self.repo.SELECTED_CONFIG_BUNDLE
-        self.confirm_key = "booking"
-
-    def alert_bundle_missing(self):
-        self.set_invalid("Please select a valid pod config")
-
-    def get_form_queryset(self):
-        user = self.repo_get(self.repo.SESSION_USER)
-        grb = self.repo_get(self.repo.SELECTED_RESOURCE_TEMPLATE)
-        qs = ResourceTemplate.objects.filter(Q(hidden=False) & (Q(owner=user) | Q(public=True))).filter(bundle=grb)
-        return qs
-
-    def put_confirm_info(self, bundle):
-        confirm_dict = self.repo_get(self.repo.CONFIRMATION)
-        if self.confirm_key not in confirm_dict:
-            confirm_dict[self.confirm_key] = {}
-        confirm_dict[self.confirm_key]["Software Configuration"] = bundle.name
-        self.repo_put(self.repo.CONFIRMATION, confirm_dict)
-
-    def get_page_context(self):
-        return {
-            'select_type': 'swconfig',
-            'select_type_title': 'Software Config',
-            'addable_type_num': 2
-        }
-
-
 class OPNFV_EnablePicker(object):
     pass
 
 
     RESOURCE_SELECT = "resource_select"
     CONFIRMATION = "confirmation"
     SELECTED_RESOURCE_TEMPLATE = "selected resource template pk"
-    SELECTED_CONFIG_BUNDLE = "selected config bundle pk"
     SELECTED_OPNFV_CONFIG = "selected opnfv deployment config"
     RESOURCE_TEMPLATE_MODELS = "generic_resource_template_models"
     RESOURCE_TEMPLATE_INFO = "generic_resource_template_info"
                 self.el[self.RESULT_KEY] = self.SELECTED_RESOURCE_TEMPLATE
                 return
 
-        if self.CONFIG_MODELS in self.el:
-            errors = self.make_software_config_bundle()
-            if errors:
-                return errors
-            else:
-                self.el[self.HAS_RESULT] = True
-                self.el[self.RESULT_KEY] = self.SELECTED_CONFIG_BUNDLE
-                return
-
         if self.OPNFV_MODELS in self.el:
             errors = self.make_opnfv_config()
             if errors:
         else:
             return "BOOK, no selected resource. CODE:0x000e"
 
-        if self.SELECTED_CONFIG_BUNDLE not in self.el:
-            return "BOOK, no selected config bundle. CODE:0x001f"
-
-        booking.config_bundle = self.el[self.SELECTED_CONFIG_BUNDLE]
-
         if not booking.start:
             return "BOOK, booking has no start. CODE:0x0010"
         if not booking.end:
         else:
             return "BOOK, collaborators not defined. CODE:0x0013"
         try:
-            resource_bundle = ResourceManager.getInstance().convertResourceBundle(selected_grb, config=booking.config_bundle)
+            res_manager = ResourceManager.getInstance()
+            resource_bundle = res_manager.instantiateTemplate(selected_grb)
         except ResourceAvailabilityException as e:
             return "BOOK, requested resources are not available. Exception: " + str(e) + " CODE:0x0014"
         except ModelValidationException as e:
 
 ##############################################################################
 
 
-from workflow.booking_workflow import Booking_Resource_Select, SWConfig_Select, Booking_Meta, OPNFV_Select
+from workflow.booking_workflow import Booking_Resource_Select, Booking_Meta, OPNFV_Select
 from workflow.resource_bundle_workflow import Define_Hardware, Define_Nets, Resource_Meta_Info, Define_Software
 from workflow.snapshot_workflow import Select_Host_Step, Image_Meta_Step
 from workflow.opnfv_workflow import Pick_Installer, Assign_Network_Roles, Assign_Host_Roles, OPNFV_Resource_Select, MetaInfo
 class WorkflowFactory():
     booking_steps = [
         Booking_Resource_Select,
-        SWConfig_Select,
         Booking_Meta,
         OPNFV_Select,
     ]