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| #!/usr/bin/env python
# -*- coding: ISO8859-1 -*-
#
# Imports et variables de base
#
import shutil, urllib2, tarfile, os.path, socket, struct, select, time
from subprocess import Popen, PIPE
from Tkinter import *
from WsbPrefs import PrefUtil
from signal import SIGQUIT
ICMP_ECHO_REQUEST = 8
# Classe MajProg_tk
class MajProg_tk(Tk):
def checksum(self, source_string):
sum = 0
countTo = (len(source_string)/2)*2
count = 0
while count<countTo:
thisVal = ord(source_string[count + 1])*256 + ord(source_string[count])
sum = sum + thisVal
sum = sum & 0xffffffff
count = count + 2
if countTo<len(source_string):
sum = sum + ord(source_string[len(source_string) - 1])
sum = sum & 0xffffffff
sum = (sum >> 16) + (sum & 0xffff)
sum = sum + (sum >> 16)
answer = ~sum
answer = answer & 0xffff
answer = answer >> 8 | (answer << 8 & 0xff00)
return answer
def recevoir_un_ping(self, mon_socket, ID, timeout):
timeLeft = timeout
while True:
startedSelect = time.clock()
whatReady = select.select([mon_socket], [], [], timeLeft)
howLongInSelect = (time.clock() - startedSelect)
if whatReady[0] == []: return
timeReceived = time.clock()
recPacket, addr = mon_socket.recvfrom(1024)
icmpHeader = recPacket[20:28]
type, code, checksum, packetID, sequence = struct.unpack("bbHHh", icmpHeader)
if packetID == ID:
bytesInDouble = struct.calcsize("d")
timeSent = struct.unpack("d", recPacket[28:28 + bytesInDouble])[0]
return timeReceived - timeSent
timeLeft = timeLeft - howLongInSelect
if timeLeft <= 0: return
def envoyer_un_ping(self, mon_socket, dest_addr, ID):
dest_addr = socket.gethostbyname(dest_addr)
mon_checksum = 0
header = struct.pack("bbHHh", ICMP_ECHO_REQUEST, 0, mon_checksum, ID, 1)
bytesInDouble = struct.calcsize("d")
data = (192 - bytesInDouble) * "Q"
data = struct.pack("d", time.clock()) + data
mon_checksum = self.checksum(header + data)
header = struct.pack("bbHHh", ICMP_ECHO_REQUEST, 0, socket.htons(mon_checksum), ID, 1)
packet = header + data
mon_socket.sendto(packet, (dest_addr, 1))
def do_one(self, dest_addr, timeout):
icmp = socket.getprotobyname("icmp")
try:
mon_socket = socket.socket(socket.AF_INET, socket.SOCK_RAW, icmp)
except socket.error, (errno, msg):
if errno == 1:
return
raise socket.error(msg)
raise
mon_ID = os.getpid() & 0xFFFF
self.envoyer_un_ping(mon_socket, dest_addr, mon_ID)
delay = self.recevoir_un_ping(mon_socket, mon_ID, timeout)
mon_socket.close()
return delay
def verbose_ping(self, dest_addr, timeout = 2, count = 1):
for i in xrange(count):
try:
delay = self.do_one(dest_addr, timeout)
except socket.gaierror, e:
return
break
if delay is None: return False
else: return True
def UrlRecup(self, Source, Dest):
try:
src = urllib2.urlopen(Source)
except urllib2.HTTPError: print 'Url non accessible'
else:
dst = open(Dest, 'w');
shutil.copyfileobj(src, dst)
def Extraire(self, Fichier):
try:
tar = tarfile.open(Fichier)
tar.extractall()
tar.close()
except: print 'Erreur d\'extraction'
def LanceProg(self):
p = Popen('python ' + PathWasabi + 'wsbfm.py', shell=True)
sts = os.waitpid(p.pid, 1)
exit
def LanceMaj(self):
self.wiMajDispo.withdraw()
MaCommande = 'python ' + PathWasabi + 'barrebleu.py ' + str(os.getpid())
LaBarre = Popen(MaCommande, shell=True)
sts = os.waitpid(LaBarre.pid, 1)
try: os.remove('/tmp/revision.txt')
except: pass
self.UrlRecup('http://monsite/ressources/scripts/wasabi.tar.gz', 'wasabi.tar.gz')
if os.path.isfile('/tmp/wasabi.tar.gz'):
self.Extraire('/tmp/wasabi.tar.gz')
os.remove('/tmp/wasabi.tar.gz')
if os.path.isdir('/tmp/wasabi'):
shutil.move('/tmp/wasabi/wasabi.py', '/tmp/wasabi.py')
shutil.rmtree(PathWasabi)
shutil.move('/tmp/wasabi', PathWasabi)
self.LanceProg()
exit()
def QuitterMaj(self):
try: os.remove('/tmp/revision.txt')
except: pass
self.LanceProg()
exit()
def Intercepte(self):
try: os.remove('/tmp/revision.txt')
except: pass
app.destroy()
def __init__(self, parent):
Tk.__init__(self, parent)
self.withdraw()
self.parent = parent
if os.path.isfile('/tmp/wasabi.tar.gz'):
os.remove('/tmp/wasabi.tar.gz')
if os.path.isfile('/tmp/wasabi.py'):
os.remove('/tmp/wasabi.py')
if os.path.isfile('/tmp/revision.txt'):
os.remove('/tmp/revision.txt')
if os.path.isdir('/tmp/wasabi'):
shutil.rmtree('/tmp/wasabi')
os.chdir('/tmp')
self.initialize()
def initialize(self):
if self.verbose_ping("monproxy.com"):
proxy_support = urllib2.ProxyHandler({"http":"monproxy.com:3128"})
opener = urllib2.build_opener(proxy_support)
urllib2.install_opener(opener)
try: self.UrlRecup('http://monsite/ressources/scripts/revision.txt', 'revision.txt')
except:
ligneRev = 'Information maj non optenue'
print LigneRev
if os.path.isfile('/tmp/revision.txt'):
RevRead = open('/tmp/revision.txt','rb')
ligneRev = RevRead.readlines()[0][0:-2]
RevRead.close()
InstallRead = open(PathWasabi + 'wsbfm.py','rb')
for items in (ligne for ligne in InstallRead.readlines() if ligne[:9] == '# Version'):
LigneInstall = items[:15]
break
InstallRead.close()
if ligneRev and ligneRev != LigneInstall and ligneRev[:9] == '# Version':
self.wiMajDispo = Toplevel()
self.wiMajDispo.protocol("WM_DELETE_WINDOW", self.Intercepte)
self.wiMajDispo.title(u'Information de mise à jour')
self.wiMajDispo.geometry("%dx%d+%d+%d" % (370,250, (self.wiMajDispo.winfo_screenwidth()-370)/2, (self.wiMajDispo.winfo_screenheight()-250)/2 ) )
self.wiMajDispo.resizable(False,False)
Label(self.wiMajDispo, fg="red", text= os.linesep + u'Une mise à jour est disponible sur le serveur.').pack(side=TOP)
Label(self.wiMajDispo, fg="red", text=u'Souhaitez vous l\'installer ? (Recommandé)' + os.linesep).pack(side=TOP)
Frame(self.wiMajDispo, height=2, bd=1, relief=SUNKEN).pack(side=TOP, fill=X, padx=5, pady=5)
Label(self.wiMajDispo, fg="dark slate blue", text= os.linesep + u'Information de mise à jour :' + os.linesep).pack(side=TOP)
Label(self.wiMajDispo, fg="dark slate blue", text=u'Version du programme actuellement installé : ' + LigneInstall[-13:]).pack(side=TOP)
Label(self.wiMajDispo, fg="dark slate blue", text='Version disponible : ' + ligneRev[-13:] + os.linesep).pack(side=TOP)
Frame(self.wiMajDispo, height=2, bd=1, relief=SUNKEN).pack(side=TOP, fill=X, padx=5, pady=10)
Button(self.wiMajDispo, text="Installer", fg='red', activebackground='white', activeforeground='#2a7aff', command = self.LanceMaj).pack(side=LEFT, padx=8, pady=5)
Button(self.wiMajDispo, text="Annuler", fg='dark slate blue', activebackground='white', activeforeground='#2a7aff', command = self.QuitterMaj).pack(side=RIGHT, padx=8, pady=5)
self.wiMajDispo.bind('<Escape>', self.QuitterMaj)
else:
self.QuitterMaj()
if __name__ == "__main__":
UtilPref = PrefUtil()
DicoAppliPref = UtilPref.Verif_Pref()
PathWasabi = DicoAppliPref['10']
app = MajProg_tk(None)
app.mainloop() |
Vérification de la présence d'un proxy ?
Répondre avec citation
. Post A oublier donc.
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