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system.py
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system.py
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#!/usr/bin/python
#
#
# FreakTabKitchen www.freaktab.com
#
# Copyright 2013 Brian Mahoney brian@mahoneybrian.wanadoo.co.uk
#
# <version>2.0.1</version>
#
############################################################################
#
# FreakTabKitchen 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 3 of the License, or
# (at your option) any later version.
#
# FreakTabKitchen 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 FreakTabKitchen. If not, see <http://www.gnu.org/licenses/>.
#
############################################################################
import os
import logging
import time
import KitchenConfig
import rominfo
from kitchenUI import mymenu, pprint
from utils import finalisefilesystemimage, mountfileasfilesystem, logerror
from kitchen_utils import customremove, custom_deploy, query_add_by_file
def systemmenu():
'''display system menu and process results'''
my_menu = dict([
('a1', 'mount system.img'),
('b2', 'unmount system'),
('c=', '='),
('d3', 'grow system'),
('e5', 'custom remove'),
('g6', 'custom deploy'),
('h7', 'custom build prop change'),
('p=', '='),
('qw', 'broWse'),
('s=', '='),
('tm', 'main menu'),
('z=', '=')
])
choice = mymenu(my_menu,'Enter selection :')
if choice in ('1'):
mountsystem()
elif choice in ('2'):
finalisesystem()
elif choice in ('3'):
growsystem()
elif choice in ('5'):
customremove('working/mntsystem/')
elif choice in ('6'):
custom_deploy('working/mntsystem/')
elif choice in ('7'):
extendBuildprop(1)
elif choice in ('W','w'):
browse_system()
else:
pass
if choice not in ('m','M'):
systemmenu()
def resizerequired():
'''return an int comparing the current system.img filesize to the ROMs configured systemsizeShrink()
'''
rv = 1
try:
ri = rominfo.rominfo
ss = os.path.getsize('working/system.img')
if ri.systemsizeShrink() == ss:
rv = 0
elif ri.systemsizeShrink() > ss:
rv = -1
else:
rv = 1
except Exception as e:
logerror('system::resizerequired ',e,1)
finally:
return rv
def makebusyboxlinks(linkfilename):
'''create busy box links as specified in the file linkfliename
'''
try:
path = os.path.expanduser(linkfilename)
with open(path,'r') as f:
for line in f:
cl = line.strip();
if cl[:1] <> '#' and len(cl) > 0:
os.system('sudo ' + cl)
except Exception as e:
logerror('system::makebusyboxlinks ' , e, 1)
def extendBuildprop(edit):
'''Extend build properties
edit = 1 to open the file in the configured editor once the changes made
'''
try:
path = 'working/mntsystem/build.prop'
qabfile = os.path.join(KitchenConfig.KitchenConfig.KitchenPath,'processcontrol/queryaddbuild.prop')
logging.info('system::extendBuildprop KitchenConfig.KitchenConfig.KitchenPath ' + KitchenConfig.KitchenConfig.KitchenPath)
logging.info('system::extendBuildprop path ' + path)
logging.info('system::extendBuildprop qabfile ' + qabfile)
query_add_by_file(path,qabfile)
if edit ==1:
kc = KitchenConfig.KitchenConfig
os.system('sudo ' + kc.editor + ' working/mntsystem/build.prop')
except Exception as e:
logerror('system::extendBuildprop ' , e, 1)
def shrinksystem():
'''shrink system.img to the size configured through KitchenConfig and rominfo
'''
logging.debug('shrinksystem start')
try:
c=rominfo.rominfo.systemsizeShrink() / 4096
logging.debug('shrinksystem::New size {0}, 0x{0:x}'.format(c))
resizesystem(c)
logging.debug('shrinksystem complete')
except Exception as e:
logerror('system::shrinksystem ' , e, 1)
def growsystem():
'''grow system.img to the size configured through KitchenConfig and rominfo
'''
logging.debug('growsystem start')
try:
c=rominfo.rominfo.systemsizeGrow() / 4096
logging.debug('shrinksystem::New size {0}, 0x{0:x}'.format(c))
##logging.debug('New size ' + str(c))
resizesystem(c)
logging.debug('growsystem complete')
except Exception as e:
logerror('system::growsystem ' , e, 1)
def resizesystem(c):
logging.debug('resizesystem start')
try:
print('Resize System:- Creating new img')
os.system('dd if=/dev/zero of=working/system_ext4.img bs=4096 count=' + str(c))
print('Resize System:- Make it ext4')
os.system("sudo mkfs.ext4 -q -F -b 4096 working/system_ext4.img" )
os.system('sudo mount -t ext4 -o loop working/system_ext4.img working/mntsystem_ext4/')
os.system('sudo mount -t ext4 -o loop working/system.img working/mntsystem/')
print('Resize System:- copy files accross, this may take a while ')
os.system('sudo cp -r -v --no-dereference --preserve=all working/mntsystem/* working/mntsystem_ext4')
print('Resize System:- tidy up')
time.sleep(2)
os.system('sudo umount working/mntsystem')
time.sleep(2)
os.system('sudo umount working/mntsystem_ext4')
os.system('mv working/system.img working/system.img.orig')
os.system('mv working/system_ext4.img working/system.img')
except Exception as e:
logerror('system::resizesystem ' , e, 1)
logging.debug('resizesystem end')
def browse_system():
'''launch natilus and point at working'''
try:
kc = KitchenConfig.KitchenConfig
os.system('sudo ' + kc.browser + ' working/mntsystem')
except Exception as e:
logerror('system::browse_system ' , e, 1)
def mountsystem():
'''mount system.img in working/mntsystem'''
try:
mountfileasfilesystem('working/system.img', 'ext4' , 'working/mntsystem')
except Exception as e:
logerror('system::mountsystem ' , e, 1)
def finalisesystem():
'''finalise the system image'''
try:
finalisefilesystemimage('working/mntsystem', 'working/system.img')
except Exception as e:
logerror('system::finalisesystem ' , e, 1)