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hq_view.pyw
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hq_view.pyw
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#!/bin/python
"""
This is a desktop version of HQueue client, avalible via browser
Everything is implemented using hqueue python api
#TODO:
- add toolbar
-
"""
import xmlrpclib
import sys
import operator
import time
from datetime import datetime
from PyQt4 import QtCore, QtGui
class worker(QtCore.QThread):
"""
This is a separate class, mainly used to get information
from the server independently from main gui loop
"""
resize = QtCore.pyqtSignal()
def __init__(self, models, children=False, view=None):
super(self.__class__,self).__init__()
self.models = models
self.children = children
self.view = view
def __del__(self):
self.wait()
def buttonDisabler(self,chk):
if chk:
upd_button.setEnabled(True)
upd_button.setText('Update')
sb.showMessage("Lists updated")
else:
upd_button.setEnabled(False)
upd_button.setText('Updating')
sb.showMessage("Updating lists")
def run(self):
srv = xmlrpclib.ServerProxy(server_adress)
if not self.children:
for i in self.models:
try:
i.update_models()
self.resize.emit()
except Exception:
print "Failed to update"
else:
ix = self.view.selectedIndexes()[0].row()
parentId = self.models[0].arraydata[ix][0] #Gets Parent's ID
array = modelChildren.getChildren(parentId)
class jobsTable(QtCore.QAbstractTableModel):
"""
This class contains two type of methods: overrided native PyQt methods and original ones.
Original methods:
getFinishedJobs()::list()
index property means type of the table:
0 - default (None)
1 - Running Jobs
2 - Finished Jobs
3 - Child Jobs
4 - Clients
"""
def __init__(self, index=0, server=None, parent=None):
super(self.__class__,self).__init__()
# QtCore.QAbstractTableModel.__init__(self, parent)
self.server = xmlrpclib.ServerProxy(server_adress)
self.index = index
self.cols = 0
self.rows = 0
self.arraydata = None
# self.update_models()
#Headers
if self.index==3:
self.headerdata = ['Id','Name','Priority','Status','Progress','Submitted By','Start time','Elapsed time','Completion time', 'Clients']
elif self.index==2:
self.headerdata = ['Id','Name','Status','Time submitted','Submitted by','Completion time']
else:
self.headerdata = ['Id','Name','Priority','Status','Progress','Time submitted','Submitted by','Elapsed time','ETA']
def getJobs(self):
#This function returns class' property "arraydata" to represent data for the table
if self.index==2:
self.arraydata = self.getFinishedJobs()
elif self.index==1:
self.arraydata = self.getRunningJobs()
return self.arraydata
def getFinishedJobs(self):
if self.index==1:
return
if log: print "getting Finished jobs"
fin_jobs_ids = self.server.getFinishedRootJobIds()
fin_jobs = self.server.getJobs(fin_jobs_ids)
if log: print "Data from server acqured!"
array = []
for i,item in enumerate(fin_jobs):
array.append([])
array[i].append(item['id']) #ID 0
array[i].append(item['name']) #Name 1
array[i].append(item['status']) #Status 2
array[i].append(str(datetime.strptime(item['queueTime'].value,"%Y%m%dT%H:%M:%S"))) #Time submitted, str format 3
array[i].append("Submitted By") # Submitted by 4
#TODO: find API function that returns "submitted by" 5
if item['startTime'] and item['endTime']: #check if both timestamps exist
array[i].append(self.spentTime(item['startTime'],item['endTime'])) #Completion time 6(5)
else:
array[i].append(None)
if log: print "Id:"+str(array[i][0])+" Name:"+str(array[i][1])
if array!=[]:
self.cols = len(array[0])
self.rows = len(array)
if log: print "array processed"
return array #returns only necessary list of values
#return fin_jobs #returns the whole dictionary
def getRunningJobs(self):
if self.index==2:
return
if log: print "getting Uninished jobs"
run_jobs_ids = self.server.getUnfinishedRootJobIds()
run_jobs = self.server.getJobs(run_jobs_ids)
if log: print "Data from server acqured!"
# print run_jobs
array = []
srv_time = self.server.getServerTime()
for i,item in enumerate(run_jobs):
array.append([])
array[i].append(item['id']) #ID 0
array[i].append(item['name']) #Name 1
array[i].append(item['priority']) #Priority 2
array[i].append(item['status']) #Status 3
array[i].append(round(item['progress']*100)) #Progress 4
# array[i].append(item['queueTime'].value) #Submission time 5
array[i].append(str(datetime.strptime(item['queueTime'].value,"%Y%m%dT%H:%M:%S"))) #Submission time 5
array[i].append("Submitted By")
if item['startTime'] and srv_time: #checks if both timestamps exist
array[i].append(self.spentTime(item['startTime'],srv_time)) #Elapsed time 6
else:
array[i].append(None)
if item['ETA']: #ETA 7
array[i].append(str(round(float(item['ETA']/60),2)) + " min")
if log: print "Id:"+str(array[i][1])+" Name:"+str(array[i][0])
if array!=[]:
self.cols = len(array[0])
self.rows = len(array)
if log: print "array processed"
return array #returns only necessary list of lists of values
def getChildren(self,parentId):
children_ids = self.server.getJob(parentId)['children']
children_jobs = self.server.getJobs(children_ids)
array = []
i = 0
srv_time = self.server.getServerTime()
for item in children_jobs:
array.append([])
array[i].append(item['id'])
array[i].append(item['name'])
array[i].append(item['priority'])
array[i].append(item['status'])
array[i].append(round(item['progress']*100))
array[i].append("Submitted By")
if item['startTime']:
array[i].append(str(datetime.strptime(item['startTime'].value,"%Y%m%dT%H:%M:%S")))
else:
array[i].append(None)
if item['startTime'] and srv_time: #checks if both timestamps exist
array[i].append(self.spentTime(item['startTime'],srv_time)) #Elapsed time
else:
array[i].append(None)
if item['startTime'] and item['endTime']: #check if both timestamps exist
array[i].append(self.spentTime(item['startTime'],item['endTime'])) #Completion time
else:
array[i].append(None)
if item['clients']:
array[i].append(item['clients'][0]['hostname'])
else:
array[i].append(None)
i = i + 1
if array!=[]:
self.cols = len(array[0])
self.rows = len(array)
self.arraydata = array
return array
def update_models(self):
# Emitting signals is crucial!
self.layoutAboutToBeChanged.emit()
self.arraydata = self.getJobs()
self.layoutChanged.emit()
def spentTime(self,in_time,out_time, string=True):
# Computes spent time by subtraction of startTime from endTime or ServerTime
if string:
return str(datetime.strptime(out_time.value, "%Y%m%dT%H:%M:%S")-datetime.strptime(in_time.value, "%Y%m%dT%H:%M:%S"))
else:
return datetime.strptime(out_time.value, "%Y%m%dT%H:%M:%S")-datetime.strptime(in_time.value, "%Y%m%dT%H:%M:%S")
def format(self,index,role):
if not index.isValid():
return QtCore.QVariant()
elif role == QtCore.Qt.BackgroundRole:
if self.arraydata[index.row()][index.column()]=='succeeded':
return QtGui.QBrush(QtCore.Qt.darkGreen)
elif self.arraydata[index.row()][index.column()]=='cancelled':
return QtGui.QBrush(QtCore.Qt.black)
elif self.arraydata[index.row()][index.column()]=='queued':
return QtGui.QBrush(QtCore.Qt.darkCyan)
elif self.arraydata[index.row()][index.column()]=='failed':
return QtGui.QBrush(QtCore.Qt.red)
if role==QtCore.Qt.ForegroundRole:
if self.arraydata[index.row()][index.column()]=='cancelled':
return QtGui.QBrush(QtCore.Qt.white)
elif role != QtCore.Qt.DisplayRole:
return QtCore.QVariant()
#Qt sevice functions
def rowCount(self, parent):
return self.rows
def columnCount(self, parent):
return self.cols
def headerData(self, col, orientation, role):
if orientation == QtCore.Qt.Horizontal and role == QtCore.Qt.DisplayRole:
return QtCore.QVariant(self.headerdata[col])
if orientation == QtCore.Qt.Vertical and role == QtCore.Qt.DisplayRole:
return QtCore.QVariant(col+1)
return QtCore.QVariant()
def sort(self, Ncol, order):
"""
Sort table by given column number.
"""
self.layoutAboutToBeChanged.emit()
if self.arraydata:
self.arraydata = sorted(self.arraydata, key=operator.itemgetter(Ncol))
if order == QtCore.Qt.DescendingOrder:
self.arraydata.reverse()
self.layoutChanged.emit()
def data(self, index, role=QtCore.Qt.DisplayRole):
if not(self.arraydata):
return QtCore.QVariant()
if self.format(index,role):
return self.format(index,role)
return QtCore.QVariant(self.arraydata[index.row()][index.column()])
def center_window(obj):
qr = obj.frameGeometry()
cp = QtGui.QDesktopWidget().availableGeometry().center()
qr.moveCenter(cp)
obj.move(qr.topLeft())
def upd(model1,model2):
thread_upd = worker([model2,model1])
thread_upd.finished.connect(lambda: thread_upd.buttonDisabler(True))
thread_upd.resize.connect(lambda: resizeTableSlot([table_fin,table_run]))
thread_upd.started.connect(lambda: thread_upd.buttonDisabler(False))
thread_upd.start()
def resizeTableSlot(obj):
for i in obj:
i.resizeColumnsToContents()
i.resizeRowsToContents()
i.setSortingEnabled(True)
def clickedCell(fin=True):
if fin:
thread_children = worker([modelFin],children=True, view=table_fin)
else:
thread_children = worker([modelRun],children=True, view=table_run)
thread_children.started.connect(lambda: sb.showMessage('Aquring child jobs'))
thread_children.finished.connect(lambda: thread_children.buttonDisabler(True))
thread_children.finished.connect(show_children)
thread_children.start()
def show_children():
tabs_widget.addTab(tab_children,'Children')
table_children.setModel(modelChildren)
layout_children.addWidget(table_children)
tab_children.setLayout(layout_children)
resizeTableSlot([table_children])
sb.showMessage('Child jobs aquired')
tabs_widget.setCurrentIndex(1)
def getClientInfo():
tabs_widget.addTab(tab_client, "Client Info")
sb.showMessage('Client info aquired')
tabs_widget.setCurrentIndex(2)
if __name__ == '__main__':
log = True #Enables writing jobs' names in the log
#Connect to the server, aborting function if it's not availible
#server_adress = "http://proxy:algous@92.63.64.132:5002"
server_adress = "http://fileserver:5002"
try:
hq_server = xmlrpclib.ServerProxy(server_adress)
print "Server is reachable: " + str(hq_server.ping()) + "\n" + "server version is " + str(hq_server.getVersion())
except:
print "Unable to connect to HQueue server." #TODO: add GUI implementation
sys.exit()
#Run app and GUI
app = QtGui.QApplication(sys.argv)
mainWindow = QtGui.QWidget(parent=None)
mainWindow.setWindowTitle('HQueue Python')
mainWindow.setWindowIcon(QtGui.QIcon("/studio/tools/icons/hou.png"))
mainWindow.setGeometry(0,0,1400,1200)
center_window(mainWindow)
mainWindow.showMaximized()
#Tabs
tabs_widget = QtGui.QTabWidget(mainWindow)
tab_main_jobs = QtGui.QWidget()
tab_children = QtGui.QWidget()
tab_client = QtGui.QWidget()
tabs_widget.addTab(tab_main_jobs,'Jobs')
#Tableviews
table_run = QtGui.QTableView()
table_fin = QtGui.QTableView()
table_children = QtGui.QTableView()
table_run.doubleClicked.connect(lambda: clickedCell(False))
table_fin.doubleClicked.connect(lambda: clickedCell(True))
table_children.doubleClicked.connect(getClientInfo)
#Creating entities: Running and Finished
modelFin = jobsTable(index=2)
modelRun = jobsTable(index=1)
modelChildren = jobsTable(index=3)
modelClient = jobsTable(index=4)
#Linking entities to tableviews
table_fin.setModel(modelFin)
table_run.setModel(modelRun)
upd_button = QtGui.QPushButton('Get Jobs', tab_main_jobs)
upd_button.clicked.connect(lambda: upd(modelRun,modelFin))
upd_button.setMaximumWidth(300)
sb = QtGui.QStatusBar(mainWindow)
sb.setStyleSheet('.QStatusBar { background-color: rgb(220, 220, 255); border:1px solid rgb(170, 170, 170); }')
sb.showMessage("Ready")
# Setting up the layout
layout_main = QtGui.QVBoxLayout(mainWindow)
layout_jobs_tab = QtGui.QVBoxLayout()
layout_children = QtGui.QVBoxLayout()
layout_main.addWidget(tabs_widget)
layout_jobs_tab.addWidget(upd_button)
layout_jobs_tab.addWidget(QtGui.QLabel("<center><h3>Unfinished jobs</h3></center>"))
layout_jobs_tab.addWidget(table_run)
layout_jobs_tab.addWidget(QtGui.QLabel("<center><h3>Finished jobs</h3></center>"))
layout_jobs_tab.addWidget(table_fin)
#Quit btn
quit_btn = QtGui.QPushButton('Quit', mainWindow)
quit_btn.clicked.connect(app.quit)
quit_btn.setMaximumWidth(300)
layout_main.addWidget(quit_btn)
layout_main.addWidget(sb)
tab_main_jobs.setLayout(layout_jobs_tab)
mainWindow.setLayout(layout_main)
QtGui.QApplication.setStyle(QtGui.QStyleFactory.create('cleanlooks'))
mainWindow.show()
# Getting the jobs after UI loaded
upd(modelFin,modelRun)
#====================FOR TEST PURPOSES=====================
#==========================================================
sys.exit(app.exec_())