old_contents: import os
  from django.db import models
  from core.models import PlCoreBase
  from core.models.plcorebase import StrippedCharField
  
  # XOS: Serves as the root of the build system
  
  
  
  class XOS(PlCoreBase):
      name = StrippedCharField(max_length=200, unique=True, help_text="Name of XOS", default="XOS")
      ui_port = models.IntegerField(help_text="Port for XOS UI", default=80)
      bootstrap_ui_port = models.IntegerField(help_text="Port for XOS UI", default=81)
      db_container_name = StrippedCharField(max_length=200, help_text="name of XOS db container", default="xos_db")
      docker_project_name = StrippedCharField(max_length=200, help_text="docker project name")
      enable_build = models.BooleanField(help_text="True if Onboarding Synchronizer should build XOS as necessary", default=True)
      frontend_only = models.BooleanField(help_text="If True, XOS will not start synchronizer containers", default=False)
      source_ui_image = models.StrippedCharField(max_length=200, default="xosproject/xos")
  
      def __unicode__(self):  return u'%s' % (self.name)
  
      def __init__(self, *args, **kwargs):
          super(XOS, self).__init__(*args, **kwargs)
  
      def save(self, *args, **kwds):
          super(XOS, self).save(*args, **kwds)
  
  #    def can_update(self, user):
  #        return user.can_update_site(self.site, allow=['tech'])
  
      def rebuild(self):
          for service_controller in self.service_controllers.all():
              for scr in service_controller.service_controller_resources.all():
                 scr.save()
              service_controller.save()
          self.save()
  
  class XOSVolume(PlCoreBase):
      xos = models.ForeignKey(XOS, related_name='volumes', help_text="The XOS object for this Volume")
      container_path=StrippedCharField(max_length=1024, unique=True, help_text="Path of Volume in Container")
      host_path=StrippedCharField(max_length=1024, help_text="Path of Volume in Host")
      read_only=models.BooleanField(default=False, help_text="True if mount read-only")
  
      def __unicode__(self): return u'%s' % (self.container_path)
  
  
  
new_contents: import os
  from django.db import models
  from core.models import PlCoreBase
  from core.models.plcorebase import StrippedCharField
  
  # XOS: Serves as the root of the build system
  
  
  
  class XOS(PlCoreBase):
      name = StrippedCharField(max_length=200, unique=True, help_text="Name of XOS", default="XOS")
      ui_port = models.IntegerField(help_text="Port for XOS UI", default=80)
      bootstrap_ui_port = models.IntegerField(help_text="Port for XOS UI", default=81)
      db_container_name = StrippedCharField(max_length=200, help_text="name of XOS db container", default="xos_db")
      docker_project_name = StrippedCharField(max_length=200, help_text="docker project name")
      enable_build = models.BooleanField(help_text="True if Onboarding Synchronizer should build XOS as necessary", default=True)
      frontend_only = models.BooleanField(help_text="If True, XOS will not start synchronizer containers", default=False)
      source_ui_image = StrippedCharField(max_length=200, default="xosproject/xos")
  
      def __unicode__(self):  return u'%s' % (self.name)
  
      def __init__(self, *args, **kwargs):
          super(XOS, self).__init__(*args, **kwargs)
  
      def save(self, *args, **kwds):
          super(XOS, self).save(*args, **kwds)
  
  #    def can_update(self, user):
  #        return user.can_update_site(self.site, allow=['tech'])
  
      def rebuild(self):
          for service_controller in self.service_controllers.all():
              for scr in service_controller.service_controller_resources.all():
                 scr.save()
              service_controller.save()
          self.save()
  
  class XOSVolume(PlCoreBase):
      xos = models.ForeignKey(XOS, related_name='volumes', help_text="The XOS object for this Volume")
      container_path=StrippedCharField(max_length=1024, unique=True, help_text="Path of Volume in Container")
      host_path=StrippedCharField(max_length=1024, help_text="Path of Volume in Host")
      read_only=models.BooleanField(default=False, help_text="True if mount read-only")
  
      def __unicode__(self): return u'%s' % (self.container_path)
  
  
  
subject: fix field class name error