catalyst

   1 #!/usr/bin/python
   2
   3 import os,sys,imp,string
   4
   5 #This allows plugins (and this code) to import modules in the /modules dir
   6 sys.path.append(os.getcwd()+"/modules")
   7
   8 from catalyst_support import *
   9
  10 def usage():
  11         print "usage: meep!"
  12
  13 if len(sys.argv)==1 or sys.argv[1] in ["-h","--help"]:
  14         usage()
  15         sys.exit(1)
  16
  17 import targets
  18 targetmap={}
  19 targets.register(targetmap)
  20
  21 if os.getuid()!=0:
  22         #non-root callers can't go any further than here.
  23         die("This script requires root privileges to operate.")
  24
  25 myspec={}
  26 #these would come from /etc/catalyst.conf:
  27 myspec["storedir"]="/var/tmp/catalyst"
  28 myspec["sharedir"]="/usr/share/catalyst"
  29 #these would come from there too?:
  30 myspec["distdir"]="/mnt/misc/distfiles"
  31 myspec["portdir"]="/usr/portage"
  32 myspec["options"]="ccache pkgcache"
  33 if "ccache" in string.split(myspec["options"]):
  34         print "Compiler cache support enabled."
  35         myspec["CCACHE"]="1"
  36 if "pkgcache" in string.split(myspec["options"]):
  37         print "Package cache support enabled."
  38         myspec["PKGCACHE"]="1"
  39 #determine target, call target constructor and hand it the rest of the arguments
  40
  41 try:
  42         addlargs={}
  43         arg_parse(myspec,addlargs)
  44         if not targetmap.has_key(myspec["target"]):
  45                 raise CatalystError,"Target \""+myspec["target"]+"\" not available."
  46         mytarget=targetmap[myspec["target"]](myspec,addlargs)
  47
  48         mytarget.run()
  49 except CatalystError:
  50         sys.exit(1)
  51 # Examples:
  52 # ./catalyst subarch=pentium4 version_stamp=20031016 target=stage3 rel_type=default rel_version=1.4 snapshot=20031016 source_subpath=default-x86-1.4/stage2-pentium4-20031016
  53 # ./catalyst target=snapshot version_stamp=20031028