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from django.db import models
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from polymorphic import PolymorphicModel
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from django.core.urlresolvers import reverse
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CONF_STATES = (
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(0, 'Disconnected'),
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(1, 'Connected'),
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(2, 'Running'),
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)
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EXP_STATES = (
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(0,'Error'), #RED
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(1,'Configurated'), #BLUE
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(2,'Running'), #GREEN
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(3,'Waiting'), #YELLOW
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(4,'Nothing'), #WHITE
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)
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CONF_TYPES = (
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(0, 'Active'),
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(1, 'Historical'),
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)
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DEV_STATES = (
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(0, 'No connected'),
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(1, 'Connected'),
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(2, 'Configured'),
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(3, 'Running'),
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)
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DEV_TYPES = (
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('', 'Select a device type'),
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('rc', 'Radar Controller'),
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('dds', 'Direct Digital Synthesizer'),
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('jars', 'Jicamarca Radar Acquisition System'),
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('usrp', 'Universal Software Radio Peripheral'),
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('cgs', 'Clock Generator System'),
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('abs', 'Automatic Beam Switching'),
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)
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DEV_PORTS = {
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'rc' : 2000,
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'dds' : 2000,
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'jars' : 2000,
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'usrp' : 2000,
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'cgs' : 8080,
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'abs' : 8080
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}
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RADAR_STATES = (
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(0, 'No connected'),
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(1, 'Connnected'),
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(2, 'Configured'),
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(3, 'Running'),
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(4, 'Scheduled'),
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)
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# Create your models here.
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class Location(models.Model):
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name = models.CharField(max_length = 30)
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description = models.TextField(blank=True, null=True)
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class Meta:
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db_table = 'db_location'
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def __unicode__(self):
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return u'%s' % self.name
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class DeviceType(models.Model):
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name = models.CharField(max_length = 10, choices = DEV_TYPES, default = 'rc')
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description = models.TextField(blank=True, null=True)
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class Meta:
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db_table = 'db_device_types'
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def __unicode__(self):
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return u'%s' % self.get_name_display()
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class Device(models.Model):
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device_type = models.ForeignKey(DeviceType, on_delete=models.CASCADE)
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location = models.ForeignKey(Location, on_delete=models.CASCADE)
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name = models.CharField(max_length=40, default='')
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ip_address = models.GenericIPAddressField(protocol='IPv4', default='0.0.0.0')
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port_address = models.PositiveSmallIntegerField(default=2000)
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description = models.TextField(blank=True, null=True)
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status = models.PositiveSmallIntegerField(default=0, choices=DEV_STATES)
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class Meta:
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db_table = 'db_devices'
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def __unicode__(self):
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return u'%s | %s' % (self.name, self.ip_address)
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def get_status(self):
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return self.status
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class Campaign(models.Model):
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template = models.BooleanField(default=False)
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name = models.CharField(max_length=40, unique=True)
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start_date = models.DateTimeField(blank=True, null=True)
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end_date = models.DateTimeField(blank=True, null=True)
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tags = models.CharField(max_length=40)
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description = models.TextField(blank=True, null=True)
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class Meta:
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db_table = 'db_campaigns'
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def __unicode__(self):
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return u'%s' % (self.name)
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# class Radar(models.Model):
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#
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# # name = models.CharField(max_length = 30)
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# experiment = models.ForeignKey('Experiment', on_delete=models.CASCADE)
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# location = models.OneToOneField('Location', on_delete=models.CASCADE)
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# status = models.PositiveSmallIntegerField(default=0, choices=RADAR_STATES)
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#
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# class Meta:
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# db_table = 'db_radar'
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#
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# def __unicode__(self):
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# return u'%s' % self.location
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#class RunningExperiment(models.Model):
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# radar = models.OneToOneField('Location', on_delete=models.CASCADE)
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# running_experiment = models.OneToOneField('Experiment', on_delete=models.CASCADE)
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# status = models.PositiveSmallIntegerField(default=0, choices=RADAR_STATES)
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class Experiment(models.Model):
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template = models.BooleanField(default=False)
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campaign = models.ForeignKey('Campaign', null=True, blank=True, on_delete=models.CASCADE)
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location = models.ForeignKey('Location', null=True, blank=True, on_delete=models.CASCADE)
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name = models.CharField(max_length=40, default='')
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start_time = models.TimeField(default='00:00:00')
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end_time = models.TimeField(default='23:59:59')
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class Meta:
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db_table = 'db_experiments'
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def __unicode__(self):
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return u'%s' % (self.name)
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class Configuration(PolymorphicModel):
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template = models.BooleanField(default=False)
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name = models.CharField(verbose_name="Configuration Name", max_length=40, default='')
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experiment = models.ForeignKey('Experiment', null=True, blank=True, on_delete=models.CASCADE)
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device = models.ForeignKey(Device, on_delete=models.CASCADE)
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type = models.PositiveSmallIntegerField(default=0, choices=CONF_TYPES)
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created_date = models.DateTimeField(auto_now_add=True)
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programmed_date = models.DateTimeField(auto_now=True)
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parameters = models.TextField(default='{}')
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message = ""
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class Meta:
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db_table = 'db_configurations'
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def __unicode__(self):
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if self.experiment:
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return u'[%s, %s]: %s' % (self.experiment.name,
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self.device.name,
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self.name)
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else:
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return u'%s' % self.device.name
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def parms_to_dict(self):
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parameters = {}
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for key in self.__dict__.keys():
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parameters[key] = getattr(self, key)
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return parameters
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def parms_to_text(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return ''
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def parms_to_binary(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return ''
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def dict_to_parms(self, parameters):
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if type(parameters) != type({}):
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return
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for key in parameters.keys():
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setattr(self, key, parameters[key])
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def export_to_file(self, format="json"):
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import json
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content_type = ''
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if format == 'text':
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content_type = 'text/plain'
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filename = '%s_%s.%s' %(self.device.device_type.name, self.name, self.device.device_type.name)
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content = self.parms_to_text()
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if format == 'binary':
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content_type = 'application/octet-stream'
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filename = '%s_%s.bin' %(self.device.device_type.name, self.name)
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content = self.parms_to_binary()
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if not content_type:
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content_type = 'application/json'
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filename = '%s_%s.json' %(self.device.device_type.name, self.name)
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content = json.dumps(self.parms_to_dict(), indent=2)
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fields = {'content_type':content_type,
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'filename':filename,
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'content':content
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}
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return fields
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def import_from_file(self, fp):
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import os, json
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parms = {}
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path, ext = os.path.splitext(fp.name)
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if ext == '.json':
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parms = json.load(fp)
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return parms
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def status_device(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return None
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def stop_device(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return None
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def start_device(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return None
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def write_device(self, parms):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return None
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def read_device(self):
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raise NotImplementedError, "This method should be implemented in %s Configuration model" %str(self.device.device_type.name).upper()
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return None
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def get_absolute_url(self):
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return reverse('url_%s_conf' % self.device.device_type.name, args=[str(self.id)])
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def get_absolute_url_edit(self):
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return reverse('url_edit_%s_conf' % self.device.device_type.name, args=[str(self.id)])
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def get_absolute_url_import(self):
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return reverse('url_import_dev_conf', args=[str(self.id)])
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def get_absolute_url_export(self):
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return reverse('url_export_dev_conf', args=[str(self.id)])
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def get_absolute_url_write(self):
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return reverse('url_write_dev_conf', args=[str(self.id)])
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def get_absolute_url_read(self):
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return reverse('url_read_dev_conf', args=[str(self.id)])
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def get_absolute_url_start(self):
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return reverse('url_start_dev_conf', args=[str(self.id)])
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def get_absolute_url_stop(self):
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return reverse('url_stop_dev_conf', args=[str(self.id)])
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def get_absolute_url_status(self):
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return reverse('url_status_dev_conf', args=[str(self.id)])
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