def exec_cli(argv):
'''
If main.py detects that Chrubix was called from within ChromeOS, program execution goes HERE.
This function's job is to install a GNU/Linux variant on the partitions that are already mounted.
- Process commnad line w/ process_command_line(), returning a distro struct (for ppropriate distro)
- distro.install() -- i.e. install Linux on MMC w/ the appropriate distro subclass.
'''
res = 0
if os.path.isdir('/Users') or not os.path.isfile('/proc/cmdline'):
failed('testbed() disabled')
# res = testbed( argv )
# raise EnvironmentError( 'Do not call me if you are running under an OS other than Linux, please.' )
elif read_oneliner_file('/proc/cmdline').find('cros_secure') < 0:
raise EnvironmentError(
'Boot into ChromeOS if you want to run me, please.')
elif os.system('mount | grep /dev/mapper/encstateful &> /dev/null'
) == 0 and len(argv) == 0:
raise EnvironmentError(
'OK, you are in ChromeOS; now, chroot into the bootstrap and run me again, please.'
)
else:
# os.system( 'clear' )
distro = process_command_line(
argv,
) # returns a record (instance) of the appropriate Linux distro subclass
res = distro.install()
if res is None:
res = 0
if res != 0:
print('exec_cli() returning w/ res=%d' % (res))
return res
def exec_cli( argv ):
'''
If main.py detects that Chrubix was called from within ChromeOS, program execution goes HERE.
This function's job is to install a GNU/Linux variant on the partitions that are already mounted.
- Process commnad line w/ process_command_line(), returning a distro struct (for ppropriate distro)
- distro.install() -- i.e. install Linux on MMC w/ the appropriate distro subclass.
'''
res = 0
if os.path.isdir( '/Users' ) or not os.path.isfile( '/proc/cmdline' ):
failed( 'testbed() disabled' )
# res = testbed( argv )
# raise EnvironmentError( 'Do not call me if you are running under an OS other than Linux, please.' )
elif read_oneliner_file( '/proc/cmdline' ).find( 'cros_secure' ) < 0:
raise EnvironmentError( 'Boot into ChromeOS if you want to run me, please.' )
elif os.system( 'mount | grep /dev/mapper/encstateful &> /dev/null' ) == 0 and len( argv ) == 0:
raise EnvironmentError( 'OK, you are in ChromeOS; now, chroot into the bootstrap and run me again, please.' )
else:
# os.system( 'clear' )
distro = process_command_line( argv, ) # returns a record (instance) of the appropriate Linux distro subclass
res = distro.install()
if res is None:
res = 0
if res != 0:
print( 'exec_cli() returning w/ res=%d' % ( res ) )
return res
def install_barebones_root_filesystem( self ):
unmount_sys_tmp_proc_n_dev( self.mountpoint )
system_or_die( '''curl https://www.offensive-security.com/kali-linux-vmware-arm-image-download/ | grep Samsung | cut -d'"' -f4 > /tmp/url.txt''' )
url = read_oneliner_file( '/tmp/url.txt' )
assert( url.find( 'xz' ) >= 0 )
wget( url = url, extract_to_path = self.mountpoint, decompression_flag = 'J', title_str = self.title_str, status_lst = self.status_lst, attempts = 1 )
mount_sys_tmp_proc_n_dev( self.mountpoint )
return 0
def configure_lxdm_onetime_changes(mountpoint):
if os.path.exists('%s/etc/.first_time_ever' % (mountpoint)):
logme('configure_lxdm_onetime_changes() has already run.')
return
if 0 != chroot_this(mountpoint, 'which lxdm'):
failed('You haven ot installed LXDM yet.')
f = '%s/etc/WindowMaker/WindowMaker' % (mountpoint)
if os.path.isfile(f):
do_a_sed(f, 'MouseLeftButton', 'flibbertygibbet')
do_a_sed(f, 'MouseRightButton', 'MouseLeftButton')
do_a_sed(f, 'flibbertygibbet', 'MouseRightButton')
# system_or_die( 'echo "ps wax | fgrep mate-session | fgrep -v grep && mpg123 /etc/.mp3/xpshutdown.mp3" >> %s/etc/lxdm/PreLogout' % ( mountpoint ) )
append_startx_addendum('%s/etc/lxdm/Xsession' %
(mountpoint)) # Append. Don't replace.
append_startx_addendum('%s/etc/X11/xinit/xinitrc' %
(mountpoint)) # Append. Don't replace.
write_lxdm_pre_login_file(mountpoint,
'%s/etc/lxdm/PreLogin' % (mountpoint))
write_lxdm_post_logout_file('%s/etc/lxdm/PostLogout' % (mountpoint))
write_lxdm_post_login_file('%s/etc/lxdm/PostLogin' % (mountpoint))
write_lxdm_pre_reboot_or_shutdown_file(
'%s/etc/lxdm/PreReboot' % (mountpoint), 'reboot')
write_lxdm_pre_reboot_or_shutdown_file(
'%s/etc/lxdm/PreShutdown' % (mountpoint), 'shutdown')
write_login_ready_file('%s/etc/lxdm/LoginReady' % (mountpoint))
if 0 == chroot_this( mountpoint, 'which iceweasel > /tmp/.where_is_it.txt' ) \
or 0 == chroot_this( mountpoint, 'which chromium > /tmp/.where_is_it.txt' ):
webbrowser = read_oneliner_file('%s/tmp/.where_is_it.txt' %
(mountpoint)).strip()
logme('webbrowser = %s' % (webbrowser))
else:
failed(
'Which web browser should I use? I cannot find iceweasel. I cannot find chrome. I cannot find firefox...'
)
append_lxdm_xresources_addendum('%s/root/.Xresources' % (mountpoint),
webbrowser)
system_or_die('echo ". /etc/X11/xinitrc/xinitrc" >> %s/etc/lxdm/Xsession' %
(mountpoint))
do_a_sed('%s/etc/X11/xinit/xinitrc' % (mountpoint), '.*xterm.*', '')
do_a_sed('%s/etc/X11/xinit/xinitrc' % (mountpoint), 'exec .*',
'') # exec /usr/local/bin/ersatz_lxdm.sh' )
# system_or_die( 'echo "exec /usr/local/bin/ersatz_lxdm.sh" >> %s/etc/xinitrc/xinitrc' % ( mountpoint ) ) # start (Python) greeter at end of
write_oneliner_file('%s/etc/.first_time_ever' % (mountpoint), 'yep')
assert (os.path.exists('%s/etc/lxdm/lxdm.conf' % (mountpoint)))
chroot_this(mountpoint, 'chmod +x /etc/lxdm/P*')
chroot_this(mountpoint, 'chmod +x /etc/lxdm/L*')
if os.path.exists('%s/etc/init/lxdm.conf' % (mountpoint)):
do_a_sed('%s/etc/init/lxdm.conf' % (mountpoint), 'exec lxdm-binary.*',
'exec ersatz_lxdm.sh')
do_a_sed('%s/etc/init/lxdm.conf' % (mountpoint), '/usr/sbin/lxdm',
'/usr/local/bin/ersatz_lxdm.sh')
def install_barebones_root_filesystem(self):
unmount_sys_tmp_proc_n_dev(self.mountpoint)
system_or_die(
'''curl https://www.offensive-security.com/kali-linux-vmware-arm-image-download/ | grep Samsung | cut -d'"' -f4 > /tmp/url.txt'''
)
url = read_oneliner_file('/tmp/url.txt')
assert (url.find('xz') >= 0)
wget(url=url,
extract_to_path=self.mountpoint,
decompression_flag='J',
title_str=self.title_str,
status_lst=self.status_lst,
attempts=1)
mount_sys_tmp_proc_n_dev(self.mountpoint)
return 0
def monitor( self ):
noof_checks = DELAY_BEFORE_HIDING / TIME_BETWEEN_CHECKS
if self.cycles > noof_checks:
self.hide()
# print( 'hiding again' )
else:
self.cycles += 1
# print( 'checking' )
if os.path.exists( self.volnow_fname ):
try:
new_vol = int( read_oneliner_file( self.volnow_fname ) )
if new_vol != self.old_vol:
self.setVolume( new_vol )
self.old_vol = new_vol
except ValueError:
logme( 'Bad entry for %s' % ( self.volnow_fname ) )
# else:
# print( 'Waiting for .volnow to appear' )
QTimer.singleShot( TIME_BETWEEN_CHECKS, self.monitor )
def monitor( self ):
noof_checks = DELAY_BEFORE_HIDING / TIME_BETWEEN_CHECKS
if self.cycles > noof_checks:
self.hide()
# print( 'hiding again' )
else:
self.cycles += 1
# print( 'checking' )
if os.path.exists( self.brightnow_fname ):
try:
new_brightness = int( read_oneliner_file( self.brightnow_fname ) )
# logme( 'curr bri = %d' % ( new_brightness ) )
if new_brightness != self.old_brightness:
self.setBrightness( new_brightness )
self.old_brightness = new_brightness
# logme( 'Updating brightness to %d' % ( new_brightness ) )
except ValueError:
logme( 'Bad entry for %s' % ( self.brightnow_fname ) )
# else:
# print( 'Waiting for .brightnow to appear' )
QTimer.singleShot( TIME_BETWEEN_CHECKS, self.monitor )
def configure_lxdm_onetime_changes( mountpoint ):
if os.path.exists( '%s/etc/.first_time_ever' % ( mountpoint ) ):
logme( 'configure_lxdm_onetime_changes() has already run.' )
return
if 0 != chroot_this( mountpoint, 'which lxdm' ):
failed( 'You haven ot installed LXDM yet.' )
f = '%s/etc/WindowMaker/WindowMaker' % ( mountpoint )
if os.path.isfile( f ):
do_a_sed( f, 'MouseLeftButton', 'flibbertygibbet' )
do_a_sed( f, 'MouseRightButton', 'MouseLeftButton' )
do_a_sed( f, 'flibbertygibbet', 'MouseRightButton' )
# system_or_die( 'echo "ps wax | fgrep mate-session | fgrep -v grep && mpg123 /etc/.mp3/xpshutdown.mp3" >> %s/etc/lxdm/PreLogout' % ( mountpoint ) )
append_startx_addendum( '%s/etc/lxdm/Xsession' % ( mountpoint ) ) # Append. Don't replace.
append_startx_addendum( '%s/etc/X11/xinit/xinitrc' % ( mountpoint ) ) # Append. Don't replace.
write_lxdm_pre_login_file( mountpoint, '%s/etc/lxdm/PreLogin' % ( mountpoint ) )
write_lxdm_post_logout_file( '%s/etc/lxdm/PostLogout' % ( mountpoint ) )
write_lxdm_post_login_file( '%s/etc/lxdm/PostLogin' % ( mountpoint ) )
write_lxdm_pre_reboot_or_shutdown_file( '%s/etc/lxdm/PreReboot' % ( mountpoint ), 'reboot' )
write_lxdm_pre_reboot_or_shutdown_file( '%s/etc/lxdm/PreShutdown' % ( mountpoint ), 'shutdown' )
write_login_ready_file( '%s/etc/lxdm/LoginReady' % ( mountpoint ) )
if 0 == chroot_this( mountpoint, 'which iceweasel > /tmp/.where_is_it.txt' ) \
or 0 == chroot_this( mountpoint, 'which chromium > /tmp/.where_is_it.txt' ):
webbrowser = read_oneliner_file( '%s/tmp/.where_is_it.txt' % ( mountpoint ) ).strip()
logme( 'webbrowser = %s' % ( webbrowser ) )
else:
failed( 'Which web browser should I use? I cannot find iceweasel. I cannot find chrome. I cannot find firefox...' )
append_lxdm_xresources_addendum( '%s/root/.Xresources' % ( mountpoint ), webbrowser )
system_or_die( 'echo ". /etc/X11/xinitrc/xinitrc" >> %s/etc/lxdm/Xsession' % ( mountpoint ) )
do_a_sed( '%s/etc/X11/xinit/xinitrc' % ( mountpoint ), '.*xterm.*', '' )
do_a_sed( '%s/etc/X11/xinit/xinitrc' % ( mountpoint ), 'exec .*', '' ) # exec /usr/local/bin/ersatz_lxdm.sh' )
# system_or_die( 'echo "exec /usr/local/bin/ersatz_lxdm.sh" >> %s/etc/xinitrc/xinitrc' % ( mountpoint ) ) # start (Python) greeter at end of
write_oneliner_file( '%s/etc/.first_time_ever' % ( mountpoint ), 'yep' )
assert( os.path.exists( '%s/etc/lxdm/lxdm.conf' % ( mountpoint ) ) )
chroot_this( mountpoint, 'chmod +x /etc/lxdm/P*' )
chroot_this( mountpoint, 'chmod +x /etc/lxdm/L*' )
if os.path.exists( '%s/etc/init/lxdm.conf' % ( mountpoint ) ):
do_a_sed( '%s/etc/init/lxdm.conf' % ( mountpoint ), 'exec lxdm-binary.*', 'exec ersatz_lxdm.sh' )
do_a_sed( '%s/etc/init/lxdm.conf' % ( mountpoint ), '/usr/sbin/lxdm', '/usr/local/bin/ersatz_lxdm.sh' )
if real_path.find( os.path.basename( home_drv ) ) >= 0:
# print( 'Found home drive %s in uuid file %s => %s' % ( home_drv, full_path, real_path ) )
# FIXME Does this subroutine successfully detect the removal of a micro SD card from an SD adapter? I hope so...
found = True
break
return found
#---------------------------------------------------------------------------------------
# TODO: Should we wipe RAM? I think we should.... but HOW?
# See https://bbs.archlinux.org/viewtopic.php?id=136283
#
#---------------------------------------------------------------------------------------
if __name__ == "__main__":
cmdline = read_oneliner_file( '/proc/cmdline' )
if cmdline.find( 'cryptdevice=' ) >= 0:
i = cmdline.find( 'cryptdevice=' )
home_drive = cmdline[i:].split( '=' )[1].split( ':' )[0]
else:
i = cmdline.find( 'root=' )
home_drive = cmdline[i:].split( '=' )[1].split( ' ' )[0]
print( 'home_drive = %s' % ( home_drive ) )
if not home_drive_found_in_udev( home_drive ):
logme( 'Something is wrong with this program. I cannot find my home drive, even at the start...' )
sys.exit( 1 )
while True:
os.system( 'sleep 0.5' )
if not home_drive_found_in_udev( home_drive ):
poweroff_now()
sys.exit( 0 )
