modules/embedded_target.py

   1 # Copyright 1999-2005 Gentoo Foundation
   2 # Distributed under the terms of the GNU General Public License v2
   3 # $Header: /var/cvsroot/gentoo/src/catalyst/modules/embedded_target.py,v 1.14 2005/08/09 14:12:26 rocket Exp $
   4
   5 """
   6 This class works like a 'stage3'.  A stage2 tarball is unpacked, but instead
   7 of building a stage3, it emerges a 'system' into another directory
   8 inside the 'stage2' system.  This way we do not have to emerge gcc/portage
   9 into the staged system.
  10
  11 It sounds real complicated but basically it runs
  12 ROOT=/tmp/submerge emerge --blahblah foo bar
  13 """
  14
  15 import os,string,imp,types,shutil
  16 from catalyst_support import *
  17 from generic_stage_target import *
  18 from stat import *
  19
  20 class embedded_target(generic_stage_target):
  21
  22     def __init__(self,spec,addlargs):
  23         self.required_values=[]
  24         self.valid_values=[]
  25         self.valid_values.extend(["embedded/empty","embedded/rm","embedded/unmerge","embedded/fs-prepare","embedded/fs-finish","embedded/mergeroot","embedded/packages","embedded/use","embedded/fs-type","embedded/runscript","boot/kernel"])
  26
  27         if addlargs.has_key("embedded/fs-type"):
  28             self.valid_values.append("embedded/fs-ops")
  29
  30         generic_stage_target.__init__(self,spec,addlargs)
  31         self.set_build_kernel_vars(addlargs)
  32
  33     def set_action_sequence(self):
  34         self.settings["action_sequence"]=["dir_setup","unpack","unpack_snapshot",\
  35                                         "config_profile_link","setup_confdir",\
  36                                         "portage_overlay","bind","chroot_setup",\
  37                                         "setup_environment","build_kernel","build_packages",\
  38                                         "bootloader","root_overlay","fsscript","unmerge",\
  39                                         "unbind","remove","empty","clean","capture","clear_autoresume"]
  40
  41     def set_stage_path(self):
  42         self.settings["stage_path"]=normpath(self.settings["chroot_path"]+"/tmp/mergeroot")
  43         print "embedded stage path is "+self.settings["stage_path"]
  44
  45     def set_root_path(self):
  46         self.settings["root_path"]=normpath("/tmp/mergeroot")
  47         print "embedded root path is "+self.settings["root_path"]
  48
  49     def set_dest_path(self):
  50         self.settings["destpath"]=normpath(self.settings["chroot_path"]+self.settings["root_path"])
  51
  52 def register(foo):
  53         foo.update({"embedded":embedded_target})
  54         return foo