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Some time may be dedicated learning the basics (Tkinter, Tkinterbook)
Application skeleton starts with:
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import ecflow as ec
from threading import Thread
import Queue
import sys
try:
import Tkinter as tk
import tkFont
except ImportError: # 3.x
import tkinter as tk # Tkinter
import tkinter.font as tkFont
import ttk
PROGRAM_NAME = "ecflowview-treeview"
BUTTON_FONT = ('times', 12)
MONO_FONT = ('lucidatypewriter', 14, 'bold')
tree_columns = (# 'status', # 'since',
'path', "host", "id", "checked", "node")
colors = { 'complete': "yellow",
'active': "green",
'aborted': "red",
'submitted': "turquoise",
"shutdown": "pink",
"halted": "violet",
"queued": "lightblue",
"unknown": "grey",
"suspended": "orange" }
displays = dict()
running = True
PACE = 30
def guess_host(node, kind=None):
if node is None: return ""
value = None
for var in node.variables:
name = var.name()
if kind is None and name == "ECF_JOB_CMD":
if "%WSHOST%" in var.value():
return guess_host(node, "WSHOST")
elif "%SCHOST%" in var.value():
return guess_host(node, "SCHOST")
elif "%HOST%" in var.value():
return guess_host(node, "HOST")
else: value = var.value()
elif kind == "SCHOST" and name == "SCHOST":
return var.value()
elif kind == "WSHOST" and name == "WSHOST":
return var.value()
elif kind == "HOST" and name == "HOST":
return var.value()
else: pass
if value is None and node.get_parent():
return guess_host(node.get_parent(), kind)
return "???"
def guess_qid(node, path=None):
if node is None: return ""
if path is None and not isinstance(node, ec.Task): return ""
if 0:
content = "%s" % node
for line in content.split("\n"):
print line
if "edit ECF_JOB " in line:
dummy, name, value = line.split()
print line, dummy, name, value
return value
elif 0:
for var in node.variables:
if var.name() == "ECF_JOB": return var.value() + ".sub"
elif path is None:
return guess_qid(node.get_parent(), node.get_abs_node_path())
else: pass
loc = None
for var in node.variables:
if var.name() == "ECF_HOME": loc = var.value() + path; break
if loc is None and node.get_parent() is not None:
return guess_qid(node.get_parent(), path)
elif loc is None: return "???"
import commands
a = commands.getstatusoutput("ls -ltr %s*.sub | awk '{print $8}'" % loc)
item =a[1].split('\n')
print path, item[0]
fd = open(item[0])
line = "???"
for line in fd.readlines():
if "has been submitted" in line:
full = line.split()
if "llsubmit:" in line: return full[3]
return full[2]
print "# last: ", line
return line
def guess_check(master, item, node, host, qid):
SLURM_ROOT="/usr/local/apps/slurm/current/bin"
qstat="/usr/local/apps/propbs/bin/qstat" # PBS
llq="/usr/lpp/LoadL/full/bin/llq -f %id %jn %o %c %st %nh"
import commands
if "lxa" in host or "lxb" in host or host=="linux_cluster":
print node, host, qid
SGE_ROOT="/usr/local/apps/sge"
SGE_ROOT="/usr/local/apps/sge/sge6_2u5"
sge="/usr/local/apps/sge/sge6_2u5/bin/lx24-amd64/qstat -u emos -f"
cmd = "ssh lxab 'SGE_ROOT=%s %s' | grep %d" % (SGE_ROOT, sge, int(qid))
a = commands.getstatusoutput(cmd)
print cmd, a
if a[0] != 0: return
full = a[1].split()
if len(full) > 6 and full[4]=='r':
print "#YES %s is running since %s %s" % (node, full[5], full[6])
master._tree.set(item, column="checked", value="%s" % full[6])
else: print full
elif "c2a" in host or "c2b" in host or "ecg" in host:
print node, host, qid
a = commands.getstatusoutput("rsh %s %s %s | grep %s" % (host, llq, qid, qid))
print a
elif "cc" in host:
print node, host, qid
a = commands.getstatusoutput("ssh %s qstat %s" % (host, qid))
print a
else: print node, host, qid
def textw(clnt, fullpath, kind, node=None):
# create child window
win = tk.Toplevel()
# display message
if kind == "variables":
msg = ""
for var in node.variables:
msg += "%-20s: %s\n" %(var.name(), var.value())
message = msg
elif kind == "info":
message = "%s" % node
else: message = clnt.client.get_file(fullpath, kind)
# text = tk.Label(win, text=message)
win.title(fullpath + " - " + kind)
s = tk.Scrollbar(win)
T = tk.Text(win)
T.focus_set()
s.pack(side=tk.RIGHT, fill=tk.Y)
T.pack(side=tk.LEFT, fill=tk.Y)
s.config(command=T.yview)
T.config(yscrollcommand=s.set)
for i in message.split("\n"):
T.insert(tk.END, i + "\n")
T.yview(tk.MOVETO, 1.0)
# ysb = ttk.Scrollbar(text, orien='vertical',
# command=text.yview)
# xsb = ttk.Scrollbar(self, orien='horizontal',
# command=text.xview)
# text.configure(yscrollcommand=ysb.set,
# xscrollcommand=xsb.set)
# text.pack()
# quit child window and return to root window
# the button is optional here, simply use the corner x of the child window
# tk.Button(win, text='close', command=win.destroy).pack()
class PaceKeeper():
def __init__(self, master, queue):
self.thr = Thread(target=self.process,
args=(queue, running))
self._master = master
self.thr.start()
def process(self, queue, running):
import time
if not running: self.thr.stop(); return
queue.put(self._master.update)
time.sleep(PACE)
def run(self): self.update()
def update(self, verbose=False):
import time
if 1: # while running:
print time.clock()
self._master.update()
time.sleep(PACE)
class ContextMenu(object):
def __init__(self, dad):
self.dad = dad
self.cmn = tk.Menu(dad, tearoff=0)
self.cmn.add_command(label="Info", command=dad.info)
self.cmn.add_command(label="Script", command=dad.script)
self.cmn.add_command(label="Manual", command=dad.manual)
self.cmn.add_command(label="Job", command=dad.job)
self.cmn.add_command(label="Output", command=dad.jobout)
self.cmn.add_command(label="Why", command=dad.why)
self.cmn.add_command(label="TimeLine", command=dad.timeline)
self.cmn.add_command(label="Variables", command=dad.variables)
self.cmn.add_command(label="Messages", command=dad.messages)
class MenuBar(tk.Frame):
def __init__(self, parent):
tk.Frame.__init__(self, parent)
self.__helpButton = self.__createHelp()
self.__updateButton = tk.Button(self, text='Update',
font= BUTTON_FONT,
command= parent.update)
self.__checkButton = tk.Button(self, text='Check',
font= BUTTON_FONT,
command= parent.check)
self.__quitButton = tk.Button(
self, text='Quit',
font= BUTTON_FONT, command= parent.quit)
col = 0
self.__quitButton.grid(row=0, column=col)
col += 1
self.__updateButton.grid(row=0, column=col)
col += 1
self.__checkButton.grid(row=0, column=col)
col += 1
self.__helpButton.grid(row=0, column=col)
col += 1
timed = tk.Label(self, font=BUTTON_FONT,
textvariable= parent.last_update, )
timed.grid(row=0, column=col)
self.__createCheck(col+1)
def __createHelp(self):
mb = tk.Menubutton(self, font=BUTTON_FONT,
relief= tk.RAISED,
text= 'Help')
menu = tk.Menu(mb)
mb['menu'] = menu
menu.add_command(command= self.__url,
label="confluence tutorial?")
menu.add_command(command= self.__url2,
label="tkinter?")
return mb
def __url2(self): self.__url(1)
def __url(self, num=0):
import os
url = "https://softwareconfluence.ecmwf.int/wiki/display/ECFLOW/Documentation"
if num == 1: url = "http://effbot.org/tkinterbook/"
os.system("firefox " + url)
def __createCheck(self, col):
col=4
keys = colors.keys()
keys.append("unfold")
for kind in sorted(keys):
var = tk.IntVar()
displays[kind] = var
check = tk.Checkbutton(self, text= kind, variable= var,
onvalue= 1, offvalue= 0,)
if kind in ("active", "aborted", "submitted", "unfold"):
check.select()
check.grid(row=0, column=col)
col += 1
def sortby(tree, col, desc, node=''):
data = []
for item in tree.get_children(node):
for kid in tree.get_children(item):
data.append((tree.set(kid, col), kid, item))
data.sort(reverse=desc)
for idx, item in enumerate(data):
tree.move(item[1], item[2], idx)
tree.heading(
col, command= lambda col= col: sortby(tree, col, int(not desc)))
class Client(object):
def __init__(self, host, port):
self.client = ec.Client(host, port)
self.host = host
self.port = port
def sync(self, top, parent):
self.client.sync_local()
load = self.defs()
if load is None: print "empty server %s %d" %(self.host, self.port)
for item in load.suites:
self.process(top, parent, item)
def defs(self): return self.client.get_defs()
def process(self, top, parent, item):
status = "%s" % item.get_state()
fullpath = item.get_abs_node_path()
if not displays[status].get(): return
unfold = displays["unfold"].get()
if isinstance(item, ec.Task) or not unfold:
name = item.name()
if isinstance(item, ec.Task):
host = guess_host(item)
checked = "nope"
qid = guess_qid(item)
else: host= ""; qid = ""; checked = ""
if unfold: name = fullpath; fullpath = ""
dad = top._tree.insert(parent, 'end',
values= (fullpath,
host,
qid,
checked,
),
tags= status,
text=name, open=unfold)
else: dad = parent
if 0:
ilen = tkFont.Font().measure(fullpath)
if ilen > 80: self._tree.column(1, width=ilen)
else: pass
if not isinstance(item, ec.Task):
for kid in item.nodes: self.process(top, dad, kid)
else: pass
class Application(tk.Frame):
def __init__(self, master=None, client=None, queue=None):
width = 768
height = 480
tk.Frame.__init__(self, master, width=width, height=height,)
self.__queue = queue
if client is None:
HOST = "vsms1";
self.__client = [ ]
PORT = 43333; self.__client.append(Client(HOST, PORT))
PORT = 32222; self.__client.append(Client(HOST, PORT))
PORT = 31415; self.__client.append(Client(HOST, PORT))
print self.__client
else: self.__client = [client ]
# self.canvas = tk.Canvas(width=width, height=height, bg='black')
self.grid()
self.last_update = tk.StringVar()
self.last_update.set("00:00")
self.createWidgets()
self.cwn = None
# self.canvas.after(50, self.check_queue)
def createWidgets(self):
self.__menuBar = MenuBar(self)
row = 0
self.__menuBar.grid(row=row, column=0, columnspan=3,
sticky=tk.W)
row += 1
self.__wins = dict()
rowx = 1
colx = 0
if 1:
self._tree = ttk.Treeview(self, columns=tree_columns,
selectmode='extended',
# justify="right",
# show="headings" # path disappear
)
ysb = ttk.Scrollbar(self, orien='vertical',
command=self._tree.yview)
xsb = ttk.Scrollbar(self, orien='horizontal',
command=self._tree.xview)
self._tree.configure(yscrollcommand=ysb.set,
# justify="right",
xscrollcommand=xsb.set)
row=1
self._tree.grid(row=row, column=0,
sticky='nsew', in_=self)
ysb.grid(row=row, column=len(tree_columns)+1, sticky='wens')
xsb.grid(sticky='ewns', columnspan=len(tree_columns),)
self.grid_columnconfigure(0, weight=1,)
self.grid_rowconfigure(row, weight=1)
pos = 0
self.process()
for kind, color in colors.items():
self._tree.tag_configure(kind, background=color)
self._tree.bind("<Double-1>", self.OnDoubleClick)
# create a popup menu
self.cmn = ContextMenu(self)
self._tree.bind("<Button-3>", self.popup)
for col in tree_columns:
self._tree.heading(
col, text=col.title(),
command= lambda c=col: sortby(self._tree, c, 0))
width = tkFont.Font().measure(col.title())
if col == "status":
ilen = tkFont.Font().measure(kind)
if ilen > width: width = ilen
else: width = 80
self._tree.column(col, width= width, stretch= True, anchor=tk.E)
pos += 1
self.grid()
self.pack(fill='both', expand=True)
self.update()
def info(self): return self.cmgen("info")
def manual(self): return self.cmgen("manual")
def script(self): return self.cmgen("script")
def job(self): return self.cmgen("job")
def jobout(self): return self.cmgen("jobout")
def why(self): return self.cmgen("why")
def timeline(self): return self.cmgen("timeline")
def variables(self): return self.cmgen("variables")
def messages(self): return self.cmgen("messages")
def cmgen(self, kind="info"):
item = self.cwn
full = self._tree.item(item,"values")
path = self._tree.item(item,"text")
print path, full, item
print "#hello:" # , node.get_abs_node_path()
upp = item; print self._tree.parent(upp)
while self._tree.parent(upp) != '':
upp = self._tree.parent(upp)
idx = self._tree.index(upp)
if path[0] == '/': fullpath = path
else: fullpath = full[0]
if idx < 0 or idx >= len(self.__client): return
clnt = self.__client[idx]
defs = clnt.defs()
node = defs.find_abs_node(fullpath)
if kind in ("script", "manual", "job", "output", "jobout"):
textw(clnt, fullpath, kind)
elif kind in ("variables",):
textw(clnt, fullpath, kind, node)
elif kind in ("info"):
textw(clnt, fullpath, kind, node)
else:
print "# not yet", node
def popup(self, event):
item = self._tree.identify('row',event.x,event.y)
if item is None: print "???"; return
print "context for", self._tree.item(item,"values"), \
self._tree.item(item,"text")
self.cwn = item
self.cmn.cmn.post(event.x_root, event.y_root)
def OnDoubleClick(self, event):
item = self._tree.identify('row',event.x,event.y)
if item is None: print "???"; return
print "you clicked on", self._tree.item(item,"values"), \
self._tree.item(item,"text")
def check_queue(self):
try:
self.__queue.get(block=False)
except Queue.Empty:
pass
else: self.update()
self.canvas.after(50, self.check_queue)
def unfold(self, item=None):
if item is None:
for item in self._tree.get_children(''):
self.unfold(item)
return
item.open()
for kid in self._tree.get_children(item):
self.unfold(kid)
def quit(self):
global running
running = False
self.destroy()
sys.exit(0)
def check(self, item=None):
if item is None:
for item in self._tree.get_children(''): self.check(item)
else: pass
else:
for kid in self._tree.get_children(item): self.check(kid)
full = self._tree.item(item, 'values'),
text = self._tree.item(item, 'text'),
if len(full[0]) > 3:
full = full[0]
if full[1] != "???":
unfold = displays["unfold"].get()
if unfold: path = text
else: path = full[0]
guess_check(self, item, path, full[1], full[2])
def process(self):
for clt in self.__client:
parent = self._tree.insert('', 'end',
text="%s@%s" % (clt.host,
clt.port),
open= True)
clt.sync(self, parent)
def update(self):
import time
now = time.localtime(time.time())
hhmmss = "%02d:%02d:%02d" % (now.tm_hour, now.tm_min, now.tm_sec)
self.last_update.set(hhmmss)
for item in self._tree.get_children(''): self._tree.delete(item)
self.process()
if __name__ == '__main__':
if len(sys.argv) > 2:
HOST = sys.argv[1]
PORT = int(sys.argv[2])
print "# " + PROGRAM_NAME + ": contact %s %d" % (HOST, PORT)
client = Client(HOST, PORT)
else: client = None
queue = Queue.Queue()
app = Application(client=client, queue=queue)
app.master.title(PROGRAM_NAME)
PaceKeeper(app, queue)
app.mainloop()
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