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m6schedulemon.py
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m6schedulemon.py
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#!/usr/bin/env python
###########################################################################
# Copyright (C) 2018 Helge Rottmann
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>
###########################################################################
from mark6control import Mark6, Mark6Exception, Mark6Scan
from tkinter import *
import tkinter.messagebox
import tkinter.ttk
import subprocess
import argparse
import os
import sys
import xml.etree.ElementTree as ET
from datetime import datetime, timedelta
from time import sleep
class GUI(Frame):
def __init__(self, parent, args, mark6):
'''
Constructor
'''
Frame.__init__(self, parent)
self.parent=parent
self.args = args
self.mark6 = mark6
self.scans = []
self.showFutureScans = BooleanVar()
self.showFutureScans.set(False)
self.nextScan = -1
self.initScanList()
self.mk6InputStreams = self.mark6.getInputStreams()
self.setupWidgets()
self.updateClock()
self.updateMark6State()
self.update()
def onChkShowFutureClick(self, event):
self.update()
def setupWidgets(self):
"""
setup the widgets
"""
self.mk6Slot = []
self.mk6Capacity = []
self.parent.title("Mark6 monitor: %s" % (self.args.recorder))
self.parent.grid_rowconfigure(0,weight=1)
self.parent.grid_columnconfigure(0,weight=100)
self.parent.grid_columnconfigure(1,weight=1)
self.parent.grid_rowconfigure(10,weight=100)
self.parent.grid_columnconfigure(10,weight=1)
self.parent.grid_rowconfigure(20,weight=1)
self.parent.grid_columnconfigure(20,weight=1)
#self.parent.config(background="lavender")
# main frame
mainFrame = LabelFrame(self.parent, text='')
mainFrame.grid(row=0,column=0, columnspan=2, sticky='new')
mainFrame.grid_columnconfigure(1,weight=10)
schedFrame = LabelFrame(mainFrame, text='Schedule')
schedFrame.grid(row=0,column=0, sticky="news")
Label(schedFrame, text=os.path.basename(self.args.schedule), font=("Courier", 12)).grid(row=0,column=0, sticky=W)
utcFrame = LabelFrame(mainFrame, text='')
utcFrame.grid(row=1,column=0, sticky="news")
self.clock = Label(utcFrame, font=('Courier', 24, 'bold') )
self.clock.grid(row=0,column=0, sticky="news")
mk6Frame = LabelFrame(mainFrame, text='Mark6')
mk6Frame.grid(row=0,column=1, rowspan=2, sticky="news")
for i in range(4):
self.mk6Slot.append( Button(mk6Frame, text="Slot", wraplength=70, bg="lawn green", width=7, height=4,disabledforeground="black",state=DISABLED))
self.mk6Capacity.append ( Label(mk6Frame, font=('Courier', 8)))
self.mk6Slot[0].grid(row=0,column=0, rowspan=2)
self.mk6Slot[1].grid(row=0,column=1, rowspan=2)
self.mk6Slot[2].grid(row=2,column=0, rowspan=2)
self.mk6Slot[3].grid(row=2,column=1, rowspan=2)
self.mk6Capacity[0].grid(row=0,column=2, sticky=W)
self.mk6Capacity[1].grid(row=1,column=2, sticky=W)
self.mk6Capacity[2].grid(row=2,column=2, sticky=W)
self.mk6Capacity[3].grid(row=3,column=2, sticky=W)
# Define widgets in the options frame
optionsFrame = LabelFrame(self.parent, text='Options')
optionsFrame.grid(row=20,column=0, columnspan=2, sticky='new')
self.chkShowFuture = Checkbutton(optionsFrame, text = "show future scans", variable = self.showFutureScans)
self.chkShowFuture.grid(row=0,column=0, columnspan=2,sticky='ew')
self.chkShowFuture.bind("<ButtonRelease-1>", self.onChkShowFutureClick)
# treeview frame
self.tree = tkinter.ttk.Treeview( self.parent, columns=('tick','source', 'start', 'stop', 'duration','gaptime', 'status'))
self.tree.heading('#0', text='+',anchor=W)
self.tree.heading('#1', text='scan')
self.tree.heading('#2', text='source')
self.tree.heading('#3', text='start')
self.tree.heading('#4', text='stop')
self.tree.heading('#5', text='duration [s]')
self.tree.heading('#6', text='gap [s]')
self.tree.heading('#7', text='status', anchor=W)
self.tree.column('#0', width=0,stretch=NO)
self.tree.column('#1', width=160,stretch=NO)
self.tree.column('#2', width=130, stretch=NO)
self.tree.column('#3', width=130, stretch=NO)
self.tree.column('#4', width=130, stretch=NO)
self.tree.column('#5', width=70, stretch=NO)
self.tree.column('#6', width=70, stretch=NO)
self.tree.column('#7', stretch=YES)
self.tree.grid(row=10, column=0, sticky='nesw')
#scrollbar
vsb = tkinter.ttk.Scrollbar(orient="vertical",command=self.tree.yview)
self.tree.configure(yscrollcommand=vsb.set)
vsb.grid(row=10, column=1, sticky='ns')
# color code the lines based on status field
self.tree.tag_configure('missing', background='salmon')
self.tree.tag_configure('pending', background='yellow')
self.tree.tag_configure('OK', background='green yellow')
self.tree.tag_configure('Error', background='red')
self.tree.tag_configure('recording', background='green')
def updateMark6State(self):
self.mark6.readSlotInfo()
self.mk6InputStreams = self.mark6.getInputStreams()
msg = ""
streamSlots = []
groupSlots = []
activeSlots = []
# check the input_streams
if len(self.mk6InputStreams) == 0:
msg += "No input streams defined"
for stream in self.mk6InputStreams:
streamSlots += list(stream['slots'])
# check if all modules are activated and the number of discovered disks is 8
for i in range(4):
error = 0
capacityStr = "Slot {:d} capacity [TB] (total/free): {:.1f} / {:.1f}"
if self.mark6.slots[i].vsn == "unknown":
self.mk6Slot[i]["text"] = "inactive"
capacityStr = capacityStr.format(i+1, 0, 0)
error += 1
if str(i+1) in streamSlots:
msg += "Required (by stream) slot {:d} is currently inactive\n".format(i+1)
else:
activeSlots.append(i+1)
if self.mark6.slots[i].numDisksDiscovered != 8 or self.mark6.slots[i].numDisksRegistered != 8:
error += 1
msg += "Module {} (slot {}): less than 8 disks found\n".format(self.mark6.slots[i].vsn, i+1)
groupSlots += list(map(int, self.mark6.slots[i].group))
self.mk6Slot[i]["text"] = "{}\n{:.1f}%".format(self.mark6.slots[i].vsn, self.mark6.slots[i].freePercentage)
capacityStr = capacityStr.format(i+1, self.mark6.slots[i].groupCapacityGB/1000, self.mark6.slots[i].capacityRemainingGB/1000)
self.mk6Capacity[i]["text"] = capacityStr
# change color to red in case of error
if error > 0:
self.mk6Slot[i]["bg"] = "red"
# verify that all slots requested by the group are active
groupSlots = list(set(groupSlots))
for i in groupSlots:
if i not in activeSlots:
msg += "Required (by group) slot {:d} is currently inactive\n".format(int(i)+1)
if len(msg) > 0:
tkinter.messagebox.showerror("Error", msg)
self.mk6Slot[0].after(10000, self.updateMark6State)
def updateClock(self):
global time1
# get the current local time from the PC
timeStr = datetime.utcnow().strftime('%H:%M:%S')
self.clock.config(text=timeStr)
self.clock.after(300, self.updateClock)
def update(self):
"""
update the scan state and refresh the table
This method is refreshed based on the schedule
"""
self.nextScan, future = self.updateScanList()
sleepUntil = None
# disable chkbox if no future scans to come
if (future == 0):
self.chkShowFuture['state'] = DISABLED
else:
self.chkShowFuture['state'] = NORMAL
# clear the treeview
self.tree.delete(*self.tree.get_children())
for scan in self.scans:
idx = self.scans.index(scan)
if scan['tense'] == 1 and idx != self.nextScan and self.showFutureScans.get() == False:
continue
# script was started in the middle of a running scan
if scan["tense"] == 0:
sleepUntil = scan['stopDateTime'] + timedelta(seconds=5)
marker = "+"
elif idx == self.nextScan:
sleepUntil = scan['startDateTime'] + timedelta(seconds=5)
marker = "+"
else:
marker = " "
gapMin = scan["gapTime"]
self.tree.insert('', 0, text=marker, values=(scan["name"], scan["source"], scan["startTimeStr"], scan["stopTimeStr"], scan["duration"], gapMin, scan['status']), tags=(scan["status"]))
# sleep until next scans finishes or current one stops recording
if sleepUntil:
print("sleeping until %s" % sleepUntil.strftime("%H:%M:%S"))
self.parent.after((sleepUntil - datetime.utcnow()).seconds*1000, self.update)
def updateScanList(self):
'''
update the scan list (status, sizes) based on the recorder feedback
Returns:
int: the index of the scan upcoming next in the schedule
int: the number of future scans
'''
self.mark6.readScanList()
candidate = ""
next = -1
future = 0
for scan in self.scans:
idx = self.scans.index(scan)
dtNow = datetime.utcnow()
if scan['stopDateTime'] < dtNow: # past scan
scan['tense'] = -1 #past
recFilename = "%s_%s_%s" %(scan['exp'],scan['station'],scan['name'])
recScan = self.mark6.getScanByName(recFilename)
if recScan:
scan['recSize'] = recScan.size
scan['status'] = 'OK'
else:
scan['recSize'] = 0
scan['status'] = 'missing'
elif scan['startDateTime'] < dtNow and scan['stopDateTime'] > dtNow: # scan should be recording now
scan['tense'] = 0 #present
recState = self.mark6.getRecordingState()
if recState['state'] == "recording":
scan['status'] = recState['state']
else: # scan should be recording but is not
# only show error once
if scan['status'] != "Error":
tkinter.messagebox.showerror("Error", "scan %s is not recording on %s" % (scan['name'], self.args.recorder))
scan['status'] = "Error"
next = idx
elif scan['startDateTime'] > dtNow: # future scan
scan['tense'] = 1 #future
future =+ 1
# first future scan
if next == -1:
# check if scheduled
recState = self.mark6.getRecordingState()
if recState['state'] == 'pending' or recState['state'] == 'off':
scan['status'] = "pending"
next = idx
return next, future
def initScanList(self):
tree = ET.parse(self.args.schedule)
root = tree.getroot()
for scan in root.findall("scan"):
scanInfo = {}
duration = int(scan.get('duration'))
scanName = scan.get('scan_name').strip()
station = scan.get('station_code').strip()
exp = scan.get('experiment').strip()
startTime = scan.get('start_time')
dtStart = datetime.strptime(startTime, '%Y%j%H%M%S')
dtStop = dtStart + timedelta(seconds=duration)
dtNow = datetime.utcnow()
#recFilename = "%s_%s_%s" %(exp,station,scanName)
#recScan = mark6.getScanByName(recFilename)
scanInfo['name'] = scanName
scanInfo['station'] = station
scanInfo['exp'] = exp
scanInfo['duration'] = duration
scanInfo['startTimeStr'] = dtStart.strftime('%Y-%j %H:%M:%S')
scanInfo['stopTimeStr'] = dtStop.strftime('%Y-%j %H:%M:%S')
scanInfo['startDateTime'] = dtStart
scanInfo['stopDateTime'] = dtStop
scanInfo['recsize'] = 0
scanInfo['source'] = scan.get('source')
scanInfo['status'] = ""
scanInfo['tense'] = -1 # 1=future,0=present,-1=past
self.scans.append(scanInfo)
# calculate the gap times
for i in range(len(self.scans)-1):
self.scans[i]["gapTime"] = (self.scans[i+1]['startDateTime'] - self.scans[i]['stopDateTime']).total_seconds()
# last scan has empty gap time
self.scans[-1]['gapTime'] = ""
return
def getRecordedScans(mark6):
mark6.readScans()
return mark6.scans
def getRecordedScanSize(scanname, files):
for file in files:
size, name = file.split()
if os.path.splitext(name)[0] == scanname:
return int(size)
return -1
def main():
parser = argparse.ArgumentParser(description='Monitor the recordering progress of a Mark6 recorder')
parser.add_argument("recorder",type=str, help='the host name of the recorder to monitor')
parser.add_argument("schedule",type=str, help='the name of the xml recording schedule')
parser.add_argument("-p","--port", type=int, default=14242, help='Port on which cplane is listening (default 14242)"')
args = parser.parse_args()
# check that schedule file exists
if not os.path.isfile(args.schedule):
sys.exit ("schedule file does not exist: %s" % args.schedule)
# connect to cplane
mark6 = Mark6(args.recorder, args.port)
try:
mark6.connect()
except Exception as e:
sys.exit(e.message)
root = Tk()
root.title("mark6 schedule monitor")
root.geometry("820x500")
app = GUI(root, args, mark6)
root.mainloop()
if __name__ == "__main__":
main()