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#coding:utf-8
#!/usr/bin/python3
#
# Copyright (c) 2007-2009 Canonical Ltd.
#
# Author: Oliver Grawert <ogra@ubuntu.com>
#
# Modifications 2013 from papoteur <papoteur@mageialinux-online.org>
# and Geiger David <david.david@mageialinux-online.org>
#
# 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 2 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, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
###########
# imports #
###########
#import locale
import os
import io
import gettext
from gettext import gettext as _
import pydbus
class Dumper(object):
def do_write(self,source,dev):
target = dev.split('(')[1].split(')')[0]
self.do_umount(target)
# Writing step
#Dump mode
self.returncode=0
b=os.path.getsize(source)
self.operation=True
bs=4096*128
try:
ifc=io.open(source, "rb",1)
except:
message = _('Reading error.')+ source
self.logger(message)
return False,message
else:
try:
ofc= io.open(target, 'wb',0)
except:
message = _("You don't have permission to write to the device {}").format(target)
self.logger(message)
return False,message
else:
self.progress.setLabel(_('Writing {source} to {target}').format(source=source.split('/')[-1],target=target.split('/')[-1])
self.logger(_('Executing copy from ')+source+_(' to ')+target)
steps=list(range(0, b+1, int(b/100)))
steps.append(b)
indice=1
written=0
ncuts=int(b/bs)
while ncuts <= 100:
bs=int(bs/2)
ncuts=int(b/bs)
for i in range(0,int(ncuts)+1):
try:
buf=ifc.read(bs)
except:
message = _("Reading error.")
self.logger(message)
return False, message
try:
ofc.write(buf)
except:
message = _("Writing error.")
self.logger(message)
return False, message
written+=len(buf)
if written > steps[indice]:
if indice%1==0:
self.logger(_('Wrote: ')+str(indice)+'% '+str(written)+' bytes')
self.sendProgress(indice)
self.dialog.pollEvent()
indice +=1
try:
os.fsync(ofc)
except:
message = _("Writing error.")
self.logger(message)
return False,message
self.progress.setValue(100)
self.logger(_('Image ')+source.split('/')[-1]+_(' successfully written to ')+target)
self.logger(_('Bytes written: ')+str(written))
try:
ofc.close()
except:
message = _("Writing error.")
self.logger(message)
ifc.close()
return True, _("Succes")
def do_umount(self, target):
try:
lines = [line.strip("\n").split(" ") for line in open ("/etc/mtab", "r").readlines()]
mounts = [mount for mount in lines if mount[0].startswith(target)]
except:
message = _('Could not read mtab !')
self.logger(message)
return False, message
if mounts:
self.logger(_('Unmounting all partitions of ')+target+':')
for mount in mounts:
self.logger(_('Trying to unmount ')+mount[0]+'...')
try:
retcode = call('umount '+mount[0], shell=True)
if retcode == 32:
message = _('Partition %s is busy')%mount[0]
elif retcode< 0:
message = _('Error, umount ')+mount[0]+_(' was terminated by signal ')+str(retcode)
elif retcode == 0:
message=_('{} successfully unmounted').format(mount[0])
else:
message = _('Error, umount {} returned ').format(str(retcode))
except OSError as e:
message = _('Execution failed: {}').format(str(e))
return retcode, message
def __init__(self):
gettext.bindtextdomain(APP, DIR)
gettext.textdomain(APP)
# Operation running
self.operation=False
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