Files
q-tools/aerofs/aerofs-transfers
2013-11-08 22:06:57 +02:00

274 lines
7.4 KiB
Python
Executable File

#!/usr/bin/env python
import sys,os
from datetime import datetime
from datetime import timedelta
import re,signal
import subprocess,threading
VERSION=2
W= '30'
R= '31'
G= '32'
Y= '33'
B= '34'
M= '35'
C= '36'
S= '1'
E= '0'
BR= '41'
CLR = '\033[2J'
SAVE = '\033[s'
LOAD = '\033[u'
CLRLN = '\033[K'
CLRBLN = '\033[1K'
DOWN = '\033[1B'
SORTCONVERT = lambda text: float(text) if is_number(text) else -1
SORTKEY = lambda key: SORTCONVERT(key[2][:-1])
def setup_options():
''' Setup the command line options '''
from argparse import ArgumentParser
import argparse
parser=ArgumentParser(description='''
Tool to clean up and colorize the output of Anduril.
Example: anduril run yourscript.and | %(prog)s
You can tap in to an existing log with:
tail -f -n +0 log/_global | %(prog)s''',formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--no-colors",'--nc',action="store_false",dest="colors",default=True,
help="Disable colored output")
parser.add_argument("-a",action="store_false",dest="activities",default=True,
help="Disable activities output")
parser.add_argument("--version",action='version', version=VERSION)
options=parser.parse_args()
return options
def c(attribs):
''' ANSI colorizer '''
return '\033['+';'.join(attribs)+'m'
def pos(y,x):
''' ANSI absolute position set '''
return "\033["+str(y)+";"+str(x)+"H"
color_match={#'line_ends':(re.compile('$'),c.END),
'err':(re.compile('(Failed)'),c([R,S])+'\\1'+c([E])),
'done':(re.compile('(Done)'),c([G,S])+'\\1'+c([E])),
'percent':(re.compile('([0-9]+%)'),c([Y,S])+'\\1'+c([E])),
}
def colorize(string):
''' colorizes a string based on color_match '''
if not options.colors:
return string
for c in color_match:
string=color_match[c][0].sub(color_match[c][1],string)
return string
def count_running(string, stats):
''' Counts the running executions '''
spl=[i.strip() for i in string.split('|')]
if len(spl)!=4:
return stats
spl.append(datetime.now())
if spl[3] in stats['files']:
index=stats['files'].index(spl[3])
stats['running'][index]=spl
else:
stats['running'].append(spl)
stats['running'].sort(key=SORTKEY, reverse=True)
stats['files']=[i[3] for i in stats['running']]
return stats
class EndProgram( Exception ):
''' Nice way of exiting the program '''
pass
def remove_running(stats):
''' Remove Done files '''
if not stats['running']:
return stats
# Remove Done/Fail older than 60sec
for e in enumerate(stats['running']):
if (datetime.now() - e[1][4] > timedelta(seconds=60)):
if e[1][2]=='Done' or e[1][2]=='Failed':
stats['running'].pop(e[0])
stats['files'].pop(e[0])
# Remove Done/Fail if there are too many:
if len(stats['running'])>(stats['size'][0]-6):
for e in enumerate(stats['running']):
if e[1][2]=='Done':
stats['running'].pop(e[0])
stats['files'].pop(e[0])
return stats
if e[1][2]=='Failed':
stats['running'].pop(e[0])
stats['files'].pop(e[0])
return stats
return stats
def is_number(s):
''' Check if string is float '''
try:
out=float(s)
return True
except:
return False
def str_short(s,stats):
''' shorten text to fit screen '''
maxL=stats['size'][1] - 16
if len(s)<maxL:
return s
spl=s.split('/')
sNew=spl[0]+'/...'+'/'.join(spl[1:])[-(maxL-len(spl[0])-5):]
return sNew
def print_stats(stats):
''' Prints logged errors, and the status line '''
#sys.stdout.write(SAVE)
if options.activities:
e=5
else:
e=0
sys.stdout.write(pos(e+1,0)+"="*10+"AeroFS Transfers"+"="*10+" "+human_time()+CLRLN)
if (stats['running']):
sys.stdout.write(pos(e+2,0)+"Last update: "+stats['running'][0][0]+CLRLN)
else:
return
for ex in enumerate(stats['running']):
sys.stdout.write(pos(e+3+ex[0],0)+'('+str(ex[0]+1).rjust(2)+') '+
' '.join([ex[1][1],
colorize(ex[1][2].ljust(6)),
str_short(ex[1][3],stats)])+
CLRLN)
for i in range(stats['size'][0]-6-len(stats['running'])):
sys.stdout.write(pos(e+4+ex[0]+i,0)+" "+CLRLN)
sys.stdout.write(DOWN+CLRBLN+CLRLN)
#sys.stdout.write(LOAD)
def print_activities():
''' Prints activity log '''
try:
activities = Threaded("aerofs-sh activities -c 5")
activities.start()
activities.join()
for e,l in enumerate(activities.readstdout().strip().split('\n')):
sys.stdout.write(pos(e+1,0)+l+CLRLN)
except KeyboardInterrupt:
pass
except TypeError:
activities.stop()
activities.join()
def human_time():
t=datetime.now().strftime("%I:%M:%S %p")
return t
def readinput(lf):
try:
line = lf.stdout.readline()
#line=lf.readline()
return line
except:
return "CleanerTimeout"
def termsize():
rows, columns = os.popen('stty size', 'r').read().split()
return (int(rows),int(columns))
class Threaded(threading.Thread):
def __init__(self,command):
self.stdout = None
self.stderr = None
self.command=command
self.p = None
threading.Thread.__init__(self)
def run(self):
self.p = subprocess.Popen(self.command.split(),
shell=False,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
def readline(self):
try:
line = self.p.stdout.readline()
#line=lf.readline()
return line
except:
return "CleanerTimeout"
def readstdout(self):
self.stdout, self.stderr = self.p.communicate()
return self.stdout
def stop(self):
self.p.terminate()
options=setup_options()
stats={'time':datetime.now()-timedelta(seconds=60),
'running':[],
'files':[],
'size': termsize()}
sys.stdout.write(CLR+pos(0,0)+"Launching...")
#proc = subprocess.Popen(['aerofs-sh','transfers'],stdout=subprocess.PIPE)
transfers = Threaded("aerofs-sh transfers")
transfers.start()
for e in range(5):
sys.stdout.write(pos(e+1,0)+CLRLN)
while 1:
try:
sys.stdout.flush()
# set a 3 second timeout for the line read.
signal.signal(signal.SIGALRM, transfers.readline)
signal.alarm(3)
line=transfers.readline()
if not line:
raise EndProgram
if ( datetime.now() - stats['time'] > timedelta(seconds=30) ) and options.activities:
print_activities()
stats['time'] = datetime.now()
stats=remove_running(stats)
stats=count_running(line,stats)
# timeout returns a special string, in this case we re-read
if line=="CleanerTimeout":
print_stats(stats)
continue
# if line empty, read next
if line.strip()=="":
continue
print_stats(stats)
except EndProgram,KeyboardInterrupt:
transfers.stop()
transfers.join()
sys.stdout.write(DOWN+'\n')
sys.stdout.flush()
sys.exit(0)