|
|
import ast
|
|
|
import json
|
|
|
import requests
|
|
|
import base64
|
|
|
import struct
|
|
|
from struct import pack
|
|
|
import time
|
|
|
from django.contrib import messages
|
|
|
from django.db import models
|
|
|
from django.urls import reverse
|
|
|
from django.core.validators import MinValueValidator, MaxValueValidator
|
|
|
|
|
|
from apps.main.models import Configuration
|
|
|
|
|
|
AXIS_VALUE = (
|
|
|
('azimuth', 'PPI'),
|
|
|
('elevation', 'RHI')
|
|
|
)
|
|
|
|
|
|
class PedestalConfiguration(Configuration):
|
|
|
|
|
|
axis = models.CharField(
|
|
|
verbose_name='Axis',
|
|
|
max_length=10,
|
|
|
choices=AXIS_VALUE,
|
|
|
null=False,
|
|
|
blank=False
|
|
|
)
|
|
|
|
|
|
speed = models.FloatField(
|
|
|
verbose_name='Speed',
|
|
|
validators=[MinValueValidator(-20), MaxValueValidator(20)],
|
|
|
blank=False,
|
|
|
null=False
|
|
|
)
|
|
|
|
|
|
table = models.CharField(
|
|
|
verbose_name="Table",
|
|
|
max_length=100,
|
|
|
default='',
|
|
|
blank=False,
|
|
|
null=False,
|
|
|
help_text="Please separate the values with commas"
|
|
|
)
|
|
|
|
|
|
class Meta:
|
|
|
db_table = 'pedestal_configurations'
|
|
|
|
|
|
def __str__(self):
|
|
|
return str(self.label)
|
|
|
|
|
|
def get_absolute_url_plot(self):
|
|
|
return reverse('url_plot_pedestal_pulses', args=[str(self.id)])
|
|
|
|
|
|
def request(self, cmd, method='get', **kwargs):
|
|
|
|
|
|
req = getattr(requests, method)(self.device.url(cmd), **kwargs)
|
|
|
payload = req.json()
|
|
|
|
|
|
return payload
|
|
|
|
|
|
def status_device(self):
|
|
|
|
|
|
try:
|
|
|
#self.device.status = 0
|
|
|
#payload = self.request('status')
|
|
|
payload = requests.get(self.device.url())
|
|
|
print(payload)
|
|
|
if payload:
|
|
|
self.device.status = 1
|
|
|
elif payload['status']=='disable':
|
|
|
self.device.status = 2
|
|
|
else:
|
|
|
self.device.status = 1
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal status: {}'.format(payload['status'])
|
|
|
return False
|
|
|
except Exception as e:
|
|
|
if 'No route to host' not in str(e):
|
|
|
self.device.status = 4
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal status: {}'.format(str(e))
|
|
|
return False
|
|
|
|
|
|
self.device.save()
|
|
|
return True
|
|
|
|
|
|
def reset_device(self):
|
|
|
|
|
|
try:
|
|
|
payload = self.request('reset', 'post')
|
|
|
if payload['reset']=='ok':
|
|
|
self.message = 'Pedestal restarted OK'
|
|
|
self.device.status = 2
|
|
|
self.device.save()
|
|
|
else:
|
|
|
self.message = 'Pedestal restart fail'
|
|
|
self.device.status = 4
|
|
|
self.device.save()
|
|
|
except Exception as e:
|
|
|
self.message = 'Pedestal reset: {}'.format(str(e))
|
|
|
return False
|
|
|
|
|
|
return True
|
|
|
|
|
|
def stop_device(self):
|
|
|
|
|
|
try:
|
|
|
command = self.device.url() + "stop"
|
|
|
r = requests.get(command)
|
|
|
if r:
|
|
|
self.device.status = 4
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal stopped'
|
|
|
else:
|
|
|
self.device.status = 4
|
|
|
self.device.save()
|
|
|
return False
|
|
|
except Exception as e:
|
|
|
if 'No route to host' not in str(e):
|
|
|
self.device.status = 4
|
|
|
else:
|
|
|
self.device.status = 0
|
|
|
#self.message = 'Pedestal stop: {}'.format(str(e))
|
|
|
self.message = "Pedestal can't start, please check network/device connection or IP address/port configuration"
|
|
|
self.device.save()
|
|
|
return False
|
|
|
|
|
|
return True
|
|
|
|
|
|
def start_device(self):
|
|
|
|
|
|
try:
|
|
|
pedestal = PedestalConfiguration.objects.get(pk=self)
|
|
|
print(pedestal)
|
|
|
#pedestal_axis = pedestal.get_axis_display()
|
|
|
print(pedestal)
|
|
|
#print(pedestal_axis)
|
|
|
table = pedestal.table
|
|
|
print(table)
|
|
|
li = list(table.split(","))
|
|
|
print(li)
|
|
|
list_of_floats = []
|
|
|
for item in li:
|
|
|
list_of_floats.append(float(item))
|
|
|
print(list_of_floats)
|
|
|
byte_table = []
|
|
|
for x in list_of_floats:
|
|
|
temp = bytearray(struct.pack("f", x))
|
|
|
byte_table.append(temp[3])
|
|
|
byte_table.append(temp[2])
|
|
|
byte_table.append(temp[1])
|
|
|
byte_table.append(temp[0])
|
|
|
print(byte_table)
|
|
|
coded_table = base64.standard_b64encode(bytes(byte_table))
|
|
|
coded_table_ascii = coded_table.decode('ascii')
|
|
|
print(coded_table_ascii)
|
|
|
data = {'axis': pedestal.axis, 'speed': pedestal.speed, 'table': coded_table_ascii}
|
|
|
print(data)
|
|
|
json_data = json.dumps(data)
|
|
|
print(json_data)
|
|
|
first_position = table[0]
|
|
|
|
|
|
if pedestal.axis=='PPI':
|
|
|
json_az = json.dumps({"axis": 'azimuth', "position": 0.0})
|
|
|
json_el = json.dumps({"axis": 'elevation', "position": first_position})
|
|
|
else:
|
|
|
json_az = json.dumps({"axis": 'azimuth', "position": first_position})
|
|
|
json_el = json.dumps({"axis": 'elevation', "position": 0.0})
|
|
|
|
|
|
base64_table = base64.standard_b64encode(json_data.encode('ascii'))
|
|
|
base64_az = base64.standard_b64encode(json_az.encode('ascii'))
|
|
|
base64_el = base64.standard_b64encode(json_el.encode('ascii'))
|
|
|
|
|
|
table_url = self.device.url() + "table?params="
|
|
|
az_url = self.device.url() + "position?params="
|
|
|
el_url = self.device.url() + "position?params="
|
|
|
|
|
|
|
|
|
complete_url = table_url + base64_table.decode('ascii')
|
|
|
|
|
|
az_url = az_url + base64_az.decode('ascii')
|
|
|
el_url = el_url + base64_el.decode('ascii')
|
|
|
print(complete_url)
|
|
|
print(az_url)
|
|
|
print(el_url)
|
|
|
r = requests.get(az_url)
|
|
|
r = requests.get(el_url)
|
|
|
#time.sleep(10)
|
|
|
r = requests.get(complete_url)
|
|
|
if r:
|
|
|
self.device.status = 3
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal configured and started'
|
|
|
else:
|
|
|
return False
|
|
|
except Exception as e:
|
|
|
if 'No route to host' not in str(e):
|
|
|
self.device.status = 4
|
|
|
else:
|
|
|
self.device.status = 0
|
|
|
#self.message = 'Pedestal start: {}'.format(str(e))
|
|
|
self.message = "Pedestal can't start, please check network/device connection or IP address/port configuration"
|
|
|
self.device.save()
|
|
|
return False
|
|
|
|
|
|
return True
|
|
|
|
|
|
#def write_device(self, raw=False):
|
|
|
|
|
|
if not raw:
|
|
|
clock = RCClock.objects.get(rc_configuration=self)
|
|
|
print(clock)
|
|
|
if clock.mode:
|
|
|
data = {'default': clock.frequency}
|
|
|
else:
|
|
|
data = {'manual': [clock.multiplier, clock.divisor, clock.reference]}
|
|
|
payload = self.request('setfreq', 'post', data=json.dumps(data))
|
|
|
print(payload)
|
|
|
if payload['command'] != 'ok':
|
|
|
self.message = 'Pedestal write: {}'.format(payload['command'])
|
|
|
else:
|
|
|
self.message = payload['programming']
|
|
|
if payload['programming'] == 'fail':
|
|
|
self.message = 'Pedestal write: error programming CGS chip'
|
|
|
|
|
|
values = []
|
|
|
for pulse, delay in zip(self.get_pulses(), self.get_delays()):
|
|
|
while delay>65536:
|
|
|
values.append((pulse, 65535))
|
|
|
delay -= 65536
|
|
|
values.append((pulse, delay-1))
|
|
|
data = bytearray()
|
|
|
#reset
|
|
|
data.extend((128, 0))
|
|
|
#disable
|
|
|
data.extend((129, 0))
|
|
|
#SW switch
|
|
|
if self.control_sw:
|
|
|
data.extend((130, 2))
|
|
|
else:
|
|
|
data.extend((130, 0))
|
|
|
#divider
|
|
|
data.extend((131, self.clock_divider-1))
|
|
|
#enable writing
|
|
|
data.extend((139, 62))
|
|
|
|
|
|
last = 0
|
|
|
for tup in values:
|
|
|
vals = pack('<HH', last^tup[0], tup[1])
|
|
|
last = tup[0]
|
|
|
data.extend((133, vals[1], 132, vals[0], 133, vals[3], 132, vals[2]))
|
|
|
|
|
|
#enable
|
|
|
data.extend((129, 1))
|
|
|
|
|
|
if raw:
|
|
|
return b64encode(data)
|
|
|
|
|
|
try:
|
|
|
payload = self.request('stop', 'post')
|
|
|
payload = self.request('reset', 'post')
|
|
|
#payload = self.request('divider', 'post', data={'divider': self.clock_divider-1})
|
|
|
#payload = self.request('write', 'post', data=b64encode(bytearray((139, 62))), timeout=20)
|
|
|
n = len(data)
|
|
|
x = 0
|
|
|
#while x < n:
|
|
|
payload = self.request('write', 'post', data=b64encode(data))
|
|
|
# x += 1024
|
|
|
|
|
|
if payload['write']=='ok':
|
|
|
self.device.status = 3
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal configured and started'
|
|
|
else:
|
|
|
self.device.status = 1
|
|
|
self.device.save()
|
|
|
self.message = 'Pedestal write: {}'.format(payload['write'])
|
|
|
return False
|
|
|
|
|
|
#payload = self.request('start', 'post')
|
|
|
|
|
|
except Exception as e:
|
|
|
if 'No route to host' not in str(e):
|
|
|
self.device.status = 4
|
|
|
else:
|
|
|
self.device.status = 0
|
|
|
self.message = 'Pedestal write: {}'.format(str(e))
|
|
|
self.device.save()
|
|
|
return False
|
|
|
|
|
|
return True
|
|
|
|
|
|
|
|
|
def get_absolute_url_import(self):
|
|
|
return reverse('url_import_pedestal_conf', args=[str(self.id)])
|
|
|
|
