class Env(models.Model):
    env_name = models.CharField(max_length=100, unique=True)
    is_enabled = models.CharField(max_length=1, choices=ENABLED, default='Y')

    def __unicode__(self):
        return unicode(self.env_name)

class Hosts(models.Model):
    host_name = models.CharField(max_length=200, unique=True)
    host_variables = jsonfield.JSONField()
    host_env = models.ForeignKey(Env, models.DO_NOTHING, related_name='host_env')

class HostSerializer(serializers.HyperlinkedModelSerializer):
  class Meta:
    model = Hosts
    fields = ('host_name', 'ip_address', 'is_enabled','is_managed','managed_users')