#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# if you change this script "touch" it to reload by apache
# e.g touch /var/www/html/wsgi_isttok_status.py
"""
Created on December 8 16:34:35 2019
https://tecadmin.net/install-apache-mod-wsgi-on-ubuntu-16-04-xenial
Install:
Include in /etc/apache2/conf-available/mod-wsgi.conf :
WSGIScriptAlias /isttok /var/www/html/wsgi_isttok_status.py
and do:
systemctl restart apache2
@author: bernardo carvalho@IPFN
"""
#
from epics import caget, caput, cainfo, PV
import os
#os.environ['EPICS_CA_ADDR_LIST'] = 'localhost 192.168.1.110 192.168.1.120'
#os.environ['EPICS_CA_ADDR_LIST'] = 'localhost 192.168.1.110'
os.environ['EPICS_CA_ADDR_LIST'] = '192.168.1.110'
os.environ['EPICS_CA_AUTO_ADDR_LIST'] = 'NO'
def application(environ,start_response):
status = '200 OK'
html = '\n' \
' ISTTOK Status page' \
' ' \
'\n ISTTOK Present Vaccum Condition
\n'
RP1pv = PV('ISTTOK:central:RPump1-Pressure')
if RP1pv.connect(timeout=0.2):
RPpreAlarm = caget('ISTTOK:central:RPump1-Pressure.SEVR', as_string=True)
RP1A = caget('ISTTOK:central:RPump1-Pressure.SEVR')
RPump1press = RP1pv.get(as_string=True)
TMPump1press = caget('ISTTOK:central:TMPump1-PressureAdmission', as_string=True)
VVesselpress = caget('ISTTOK:central:VVessel-Pressure', as_string=True)
rpiCurrentTime = caget('ISTTOK:central:CurrentTime', as_string=True)
opState = caget('ISTTOK:central:OPSTATE.VAL', as_string=True)
opReq = caget('ISTTOK:central:OPREQ.VAL', as_string=True)
opReqN = caget('ISTTOK:central:OPREQ.VAL')
pulseNum = caget('ISTTOK:central:PULSE-NUMBER', as_string=True)
OnBattery = caget('ISTTOK:central:UPS-OnBattery', as_string=True)
RPump1Info = cainfo("ISTTOK:central:RPump1-Pressure", print_out=False)
if RP1A == 0:
html += 'RPump1-Pressure: ' + RPump1press + ' mBar. ALARM Status:' +RPpreAlarm+'
'
else:
html += 'RPump1-Pressure: ' + RPump1press + ' mBar. ALARM Status:' +RPpreAlarm+'
'
html += 'TMPump1-PressureAdmission: ' + TMPump1press + ' mBar
'
html += 'VVessel-Pressure: ' + VVesselpress + ' mBar
'
html += 'OPSTATE: ' + opState + ', UPS-OnBattery: '+ OnBattery+ '
'
html += 'OPREQ: ' + opReq + '
'
if opReqN == 0:
html += 'Note: you can try to login to rpi-isttok machine and do: '
html += '
caput ISTTOK:central:OPREQ START
'
html += 'PULSE-NUMBER: ' + pulseNum + '
'
html += 'Rpi CurrentTime: ' + rpiCurrentTime + '
'
else:
html += 'Sorry, cannot connect to EPICS.
'
html += '\n' \
'\n'
response_header = [('Content-type','text/html'),
('Content-Length', str(len(html)))]
start_response(status,response_header)
return [html.encode('UTF-8')]
# html = bytes(html, encoding= 'utf-8')
# html += 'RPump1-Pressure: ' + str(RPump1press) + ' mBar
'
# return [html]
# RPump1press = caget('ISTTOK:vacuum:RPump1-Pressure')
# RPump2press = caget('ISTTOK:vacuum:RPump2-Pressure')
# html += 'RPump2-Pressure: ' + str(RPump2press) + ' mBar
'
# TMPump1press = caget('ISTTOK:vacuum:TMPump1-PressureAdmission')
# VVesselpress = caget('ISTTOK:vacuum:VVessel-Pressure')
# RPump2press = caget('ISTTOK:central:RPump2-Pressure')
# html += ' ' + RPump1Info + '
'