import pickle
from epics import caget, caput, cainfo
import time
import datetime
import os
import sys
from pprint import pprint
major, minor, micro = (1, 0, 0)
date = time.strftime('%Y_%m')
logfilename = 'log/'+date
try:
logfile = open(logfilename,'a')
except:
sys.exit(f'failed to open "{logfilename}"')
sys.stderr = logfile
sys.stdout = logfile
print('---------------')
savefile = 'stopperstate.pkl'
minvalue = 10000
# soft xray PVs
soft_abtprd = 'IOC:IN20:EV01:BYKIKS_ABTPRD'
soft_abtact = 'IOC:IN20:EV01:BYKIKS_ABTACT'
# hard xray PVs
hard_abtprd = 'IOC:IN20:EV01:BYKIK_ABTPRD'
hard_abtact = 'IOC:IN20:EV01:BYKIK_ABTACT'
new_state = {
'version': (major, minor, micro),
'hutches': {
'CXI' : {
'stopper_pv' : 'STPR:XRT1:1:S5OUT_MPSC',
'soft_xray' : False,
'stopper_opens_on' : 1
},
'XCS' : {
'stopper_pv' : 'PPS:FEH1:4:S4STPRSUM',
'soft_xray' : False,
'stopper_opens_on' : 0
},
'MEC' : {
'stopper_pv' : 'PPS:FEH1:6:S6STPRSUM',
'soft_xray' : False,
'stopper_opens_on' : 0
},
'MFX' : {
'stopper_pv' : 'STPR:XRT:1:S45IN_MPSC',
'soft_xray' : False,
'stopper_opens_on' : 1
},
'XPP' : {
'stopper_pv' : 'PPS:NEH1:1:S3INSUM',
'soft_xray' : False,
'stopper_opens_on' : 0
},
'TMO' : {
'stopper_pv' : 'PPS:NEH1:1:ST3K4OUTSUM',
'soft_xray' : True,
'stopper_opens_on' : 1
},
'RIX' : {
'stopper_pv' : 'STPR:NEH1:2200:ST1K2OUT',
'soft_xray' : True,
'stopper_opens_on' : 1
}
}
}
# get the new stopper state by reading from EPICS
newdict=dict()
for key, value in new_state['hutches'].items():
newdict[key] = value['stopper_readout'] = caget(value['stopper_pv'])
print(f"Checked stoppers at: {datetime.datetime.now()}")
print(newdict)
# get the old stopper state by reading from save file
if os.path.isfile(savefile):
savedstateprimer = open(savefile, 'rb')
old_state = pickle.load(savedstateprimer)
savedstateprimer.close()
if 'version' in old_state and old_state['version'][0] == major:
# for each hutch, check if stopper newly opened
for hutch in new_state['hutches'].keys():
openstatus = new_state['hutches'][hutch]['stopper_opens_on']
newstate = new_state['hutches'][hutch]['stopper_readout']
savedstate = old_state['hutches'][hutch]['stopper_readout']
print(f"{hutch} Stopper opens on {openstatus} Stopper status is {newstate} Stopper status was previously {savedstate}")
if (savedstate != openstatus) and (newstate == openstatus):
print(f'hutch {hutch} opened')
if new_state['hutches'][hutch]['soft_xray']:
if (caget(soft_abtact) == 0) or (caget(soft_abtprd) > minvalue):
try:
caput(soft_abtprd, minvalue)
caput(soft_abtact, 1)
except Exception as ex:
print(f"Error: Setting {soft_abtprd} or {soft_abtact} failed at {datetime.datetime.now()}")
print(f"Error: {ex}")
else:
print(f"Soft xray drop shot period set to {minvalue} at {datetime.datetime.now()}")
else:
if (caget(hard_abtact) == 0) or (caget(hard_abtprd) > minvalue):
try:
caput(hard_abtprd, minvalue)
caput(hard_abtact, 1)
except Exception as ex:
print(f"Error: Setting {hard_abtprd} or {hard_abtact} failed at {datetime.datetime.now()}")
print(f"Error: {ex}")
else:
print(f"Hard xray drop shot period set to {minvalue} at {datetime.datetime.now()}")
else:
print(f'Save file "{savefile}" not compatible with version {major}.{minor}.{micro}')
else:
print(f'Save file "{savefile}" not found')
# write the new stopper state to save file
newsavedstate = open(savefile, 'wb')
savedlist = pickle.dump(new_state, newsavedstate)
newsavedstate.close()
#caget -d DBR_CTRL_ENUM (Stopper name) gets ya the descriptions of the states
#S5OUT_MPSC: 0=closed, 1=open
#S4STPRSUM: 0=open 4=closed
#S6STPRSUM: 0=open 4=closed
#S45IN_NPSC: 0: open, 1=closed
#S3INSUM: 0=open, 1=closed
#ST3K4OUTSUM: 0=closed, 1=open
#ST1K2OUT: 0=closed, 1=open | 