78 lines
3.7 KiB
Python
78 lines
3.7 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# if you change this script "touch" it to reload by apache
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# e.g touch /var/www/html/wsgi_isttok_status.py
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"""
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Created on December 8 16:34:35 2019
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https://tecadmin.net/install-apache-mod-wsgi-on-ubuntu-16-04-xenial
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Install:
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Include in /etc/apache2/conf-available/mod-wsgi.conf :
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WSGIScriptAlias /isttok /var/www/html/wsgi_isttok_status.py
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and do:
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systemctl restart apache2
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@author: bernardo carvalho@IPFN
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"""
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#
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from epics import caget, caput, cainfo, PV
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import os
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#os.environ['EPICS_CA_ADDR_LIST'] = 'localhost 192.168.1.110 192.168.1.120'
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#os.environ['EPICS_CA_ADDR_LIST'] = 'localhost 192.168.1.110'
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os.environ['EPICS_CA_ADDR_LIST'] = '192.168.1.110'
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os.environ['EPICS_CA_AUTO_ADDR_LIST'] = 'NO'
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def application(environ,start_response):
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status = '200 OK'
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html = '<html>\n' \
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'<head> <meta charset="UTF-8"/> <title>ISTTOK Status page</title>' \
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'<meta http-equiv="refresh" content="5"> </head>' \
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'<body>\n <h1> ISTTOK Present Vaccum Condition </h1> \n'
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RP1pv = PV('ISTTOK:central:RPump1-Pressure')
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if RP1pv.connect(timeout=0.2):
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RPpreAlarm = caget('ISTTOK:central:RPump1-Pressure.SEVR', as_string=True)
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RP1A = caget('ISTTOK:central:RPump1-Pressure.SEVR')
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RPump1press = RP1pv.get(as_string=True)
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TMPump1press = caget('ISTTOK:central:TMPump1-PressureAdmission', as_string=True)
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VVesselpress = caget('ISTTOK:central:VVessel-Pressure', as_string=True)
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rpiCurrentTime = caget('ISTTOK:central:CurrentTime', as_string=True)
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opState = caget('ISTTOK:central:OPSTATE.VAL', as_string=True)
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opReq = caget('ISTTOK:central:OPREQ.VAL', as_string=True)
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opReqN = caget('ISTTOK:central:OPREQ.VAL')
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pulseNum = caget('ISTTOK:central:PULSE-NUMBER', as_string=True)
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OnBattery = caget('ISTTOK:central:UPS-OnBattery', as_string=True)
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RPump1Info = cainfo("ISTTOK:central:RPump1-Pressure", print_out=False)
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if RP1A == 0:
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html += '<p>RPump1-Pressure: ' + RPump1press + ' mBar. ALARM Status:' +RPpreAlarm+' </p>'
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else:
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html += '<h3 style="color: #FF0000">RPump1-Pressure: ' + RPump1press + ' mBar. ALARM Status:' +RPpreAlarm+' </h3>'
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html += '<p>TMPump1-PressureAdmission: ' + TMPump1press + ' mBar </p>'
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html += '<p>VVessel-Pressure: ' + VVesselpress + ' mBar </p>'
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html += '<p>OPSTATE: ' + opState + ', UPS-OnBattery: '+ OnBattery+ '</p>'
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html += '<p>OPREQ: ' + opReq + '</p>'
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if opReqN == 0:
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html += '<p>Note: you can try to login to rpi-isttok machine and do: '
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html += '<pre>caput ISTTOK:central:OPREQ START</pre> </p>'
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html += '<p>PULSE-NUMBER: ' + pulseNum + ' </p>'
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html += '<p>Rpi CurrentTime: ' + rpiCurrentTime + ' </p>'
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else:
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html += '<h2 style="color: #FF0000">Sorry, cannot connect to EPICS.</h2>'
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html += '</body>\n' \
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'</html>\n'
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response_header = [('Content-type','text/html'),
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('Content-Length', str(len(html)))]
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start_response(status,response_header)
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return [html.encode('UTF-8')]
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# html = bytes(html, encoding= 'utf-8')
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# html += '<p>RPump1-Pressure: ' + str(RPump1press) + ' mBar </p>'
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# return [html]
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# RPump1press = caget('ISTTOK:vacuum:RPump1-Pressure')
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# RPump2press = caget('ISTTOK:vacuum:RPump2-Pressure')
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# html += '<p>RPump2-Pressure: ' + str(RPump2press) + ' mBar </p>'
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# TMPump1press = caget('ISTTOK:vacuum:TMPump1-PressureAdmission')
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# VVesselpress = caget('ISTTOK:vacuum:VVessel-Pressure')
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# RPump2press = caget('ISTTOK:central:RPump2-Pressure')
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# html += '<pre> ' + RPump1Info + '</pre>'
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