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HybridMonitor.py
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HybridMonitor.py
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# -*- coding: utf-8 -*-# -*- coding: utf-8 -*-
"""
@Author: Juan Bohorquez
Based on code by Matt Ebert
This class continuously logs data from different sources within hybrid to the
Origin data server.
"""
import os
import time
import numpy as np
import sys
from Channel import Channel as Ch
import PicosMonitor
import NIDAQMonitor
import DummyMonitor
import GUI
import matplotlib as plt
from matplotlib.figure import Figure
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
import threading
import Queue
'''
TODO:
[ ] Refactor Channels(e.g "Hybrid_Beam_Balances") to Streams
[ ] Refactor channels(e.g "X","Y") to Fields
'''
#Defined here for now to avoid issues with importing
class MonitorThread(threading.Thread):
"""
A Thread class to handle communicating with channels (streams).
Executes code, moved from end of this program, to allow GUI to run in main thread.
"""
def __init__(self,channels,config,queues,stop_event):
"""
Initialize monitoring thread
:param channels: a dictionary of channels with names as keys, to be communicated with
:param config:
:param queues: a dictionary of queues keyed to channel names
:param stop_event: a threading Event to ensure thread is stopped when GUI closes
"""
threading.Thread.__init__(self)
self.channels = channels
self.config = config
self.queues = queues
self.stop_event = stop_event
def run(self):
print 'Begin communication thread'
for channel in self.channels.values():
print channel.name
self.err = 0
lp = 0
while not self.stop_event.is_set():
try:
# t1 = time.clock()
tc = current_time(self.config)
prnt = True
# if tc-lp > 1:
# prnt = True
for channel in self.channels.values():
channel.measure()
if prnt:
print "sending " + channel.name
print "Measured :" + repr(channel.data)
ts = current_time(self.config)
data = channel.data
#print channel.data
data.update({TIMESTAMP: ts})
#print(data)
### Following try/except loop enables upload data to server
try:
#print channel.data
channel.connection.send(**channel.data)
except KeyError as e:
close_all(self.channels.values())
print "Error sending data for stream : {} \n{}".format(channel.name, e)
raise Exception
self.queues[channel.name].put(data)
# interrupt this with a keystroke and hang connection
if self.err == 1:
break
time.sleep(measurementPeriod)
# FOR TIMING:
# t2 = time.clock()
# deltaT = t2 - t1
# time.sleep(measurementPeriod - deltaT)
except KeyboardInterrupt:
# Trying to handle turning off the program monitor without leaving devices on and streams open
#close_all(channels)
# ^ NOW HANDLED BY GUI
raise KeyboardInterrupt
break
print "Stopping communication thread."
def close_all(channel_list):
"""
closes all the channels in the argument.
Arguments:
channels -- array of channels
"""
'''
# TODO :
[ ] This doesn't work with keyboard interrupts. Look at downstream classes failure modes and Fix
'''
status = np.empty(len(channel_list),dtype=object)
for i, chan in enumerate(channel_list):
print "closing channel : " + chan.name
status[i] = chan.hang()
return status
# How often to measure data and log it
measurementPeriod = 0.05 # s
t0 = time.clock()
# we must first find ourselves
print 'finding ourselves'
fullBinPath = os.path.abspath(os.getcwd())
print fullBinPath
fullBasePath = os.path.dirname(fullBinPath)
print fullBasePath
## Works on Hybrid Machine
fullLibPath = os.path.join(fullBasePath, "Origin\\lib")
fullCfgPath = os.path.join(fullBasePath, "Origin\\config")
## Works on Danny's Machine
#fullLibPath = os.path.join(fullBasePath, "C:\\Users\\Wendt\\Documents\\Hybrid\\Origin\\lib")
#fullCfgPath = os.path.join(fullBasePath, "C:\\Users\\Wendt\\Documents\\Hybrid\\Origin\\config")
sys.path.append(fullLibPath)
print 'getting origin library'
from origin.client import server
from origin import current_time, TIMESTAMP
print 'initializing picos'
picosDLLPath = "C:\Program Files\Pico Technology\SDK\lib"
# initialize the picos monitor, with the MOT chamber thermocouple channels
tempChannels = {"Chamber": 1,
"Door Coils": 2,
"CPU Coils": 3,
"CS Bellows": 4,
"X1Y1": 5,
"X2Y2": 6,
"BreadBoard": 7,
"LN2 FillPort": 8}
picos = PicosMonitor.TC08USB(tempChannels, dll_path=picosDLLPath, channel_names="Hybrid_Temp")
# initialize the picos monitor, with the Cs cell thermocouple channels
CellTempChannels = {"Left": 1,
"Right": 2,
"Center": 3}
#picos = PicosMonitor.TC08USB(CellTempChannels, dll_path=picosDLLPath, channel_names="Hybrid_CsCellTemp")
print 'Initializing NIDAQ'
# initialize the pickoff monitor
I2VChannels = {"X1": 'ai4',
"X2": 'ai2',
"Y1": 'ai0',
"Y2": 'ai1',
"Z1": 'ai3',
"Z2": 'ai5'}
# pickoff conversions
I2VConversion = {"X1": lambda v: 0.740*v+0.026,
"X2": lambda v: 0.543*v+0.017,
"Y1": lambda v: 0.902*v+0.022,
"Y2": lambda v: 0.849*v+0.028,
"Z1": lambda v: 0.562*v+0.020,
"Z2": lambda v: 2.163*v+0.032}
MuxChannels = {"FORT": "ai6"}
MuxConversion = {"FORT": lambda v: 20.54*v-0.54}
MagSensorChannels = {"X": 'ai8',
"Y": 'ai9',
"Z": 'ai10'}
MagConversion = {"X": lambda v: 0.2*v,
"Y": lambda v: 0.2*v,
"Z": lambda v: 0.2*v}
uWRabiChannels = {"Internal Mon": 'ai6',
"Circulator": 'ai7'}
uWRabiConversion = {"Internal Mon": lambda v: v,
"Circulator": lambda v: v}
lockChannel = {"1190 Lock": 'ai11',
"1190 Warn": 'ai12'}
lockConversion = {"1190 Lock": lambda v: 0.25*v,
"1190 Warn": lambda v: 0.25*v}
CsCellPowerChannels = {"Incident": 'ai13',
"Transmitted": 'ai14'}
CsCellPowerConversion = {"Incident": lambda v: v,
"Transmitted": lambda v: v}
HVBoardChannels = {"CH1 out": 'ai13',
"CH2 out": 'ai14'}
HVBoardConversion = {"CH1 out": lambda v: v,
"CH2 out": lambda v: v}
PowerMeterChannels = {'TA': 'ai13'}
PowerMeterConversion = {'TA': lambda v: float(780.0*v)/2.0} #V to mW
ADCChan = {"Hybrid_Beam_Balances": I2VChannels,
"Hybrid_Mag": MagSensorChannels,
"Hybrid_Mux": MuxChannels,
"Hybrid_Power_Meter": PowerMeterChannels}
#"Hybrid_uW": uWRabiChannels,
#"Hybrid_Locks": lockChannel,
#"Hybrid_HV": HVBoardChannels}
# Hybrid_CsCellPower": CsCellPowerChannels}
ADCCon = {"Hybrid_Beam_Balances": I2VConversion,
"Hybrid_Mag": MagConversion,
"Hybrid_Mux": MuxConversion,
"Hybrid_Power_Meter": PowerMeterConversion}
#"Hybrid_uW": uWRabiConversion,
#"Hybrid_Locks": lockConversion,
#"Hybrid_HV": HVBoardConversion}
#"Hybrid_CsCellPower": CsCellPowerConversion}
DataTypes = {"Hybrid_Temp": "float",
"Hybrid_Beam_Balances": "float",
"Hybrid_Mag": "float",
"Hybrid_Mux": "float",
"Hybrid_Power_Meter": "float"}
#NIDAQ = DummyMonitor.DummyMonitor(ADCChan,ADCChan.keys())
NIDAQ = NIDAQMonitor.NIDAQmxPy(ADCChan, conversion=ADCCon,channel_names=ADCChan.keys())
print 'grabbing config file'
if len(sys.argv) > 1:
if sys.argv[1] == 'test':
configfile = os.path.join(fullCfgPath, "origin-server-test.cfg")
else:
configfile = os.path.join(fullCfgPath, sys.argv[1])
else:
configfile = os.path.join(fullCfgPath, "origin-server.cfg")
import ConfigParser
config = ConfigParser.ConfigParser()
print configfile
config.read(configfile)
# something that represents the connection to the server
print 'grabbing server'
serv = server(config)
#print 'opening channels'
# open the channels
#channels = []
#channels.append(Ch("Temp", "float", serv, tempChannels, picos))
#channels.append(Ch("Beam_Balances", "float", serv, I2VChannels, NIDAQ))
#channels.append(Ch("Mag", "float", serv, MagSensorChannels, NIDAQ))
#channels.append(Ch("Mux", "float", serv, MuxChannels, NIDAQ))
#channels.append(Ch("uW","float",serv,uWRabiChannels,NIDAQ))
Monitors = [NIDAQ,
picos]
# This might need to be more complicated, but you get the gist. Keep sending records forever
#qq = Queue.Queue()
stop_event = threading.Event()
waitsecs = max(measurementPeriod, 1)
mongui = GUI.MonitorGUI(measurementPeriod, waitsecs, DataTypes, serv, Monitors)
monthread = MonitorThread(mongui.channels, config, mongui.queues, stop_event)
monthread.start()
mongui.run()
print "Exiting GUI."
stop_event.set()