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#!/usr/bin/python
import sys
import os
import string
import re
# Additional modules to pull in for different types
extramods = {
"scsi": [ "sr_mod", "ide-scsi" ],
"net": [ "af_packet" ],
"other": [ "unix", "fat", "msdos", "isofs" ]
}
# Globals.
modpath = "/lib/modules"
kernelversion = ""
kerneldir = ""
pcilist = "/usr/share/discover/pci.lst"
# Read the command-line arguments.
modlist = []
modtypes = []
for arg in sys.argv[1:]:
# Kernel version - not preceded by two dashes
if arg[:2] != "--":
kernelversion = arg
continue
# Path to the module list files
elif arg[2:9] == "confdir":
confdir = arg[string.index(arg, "=") + 1:]
for listfn in ("%s/scsip1.lst" % confdir, \
"%s/scsimod.lst" % confdir, \
"%s/netmod.lst" % confdir):
if os.path.exists(listfn):
listfile = open(listfn)
for line in listfile.readlines():
line = string.strip(line)
modlist.append(line)
listfile.close()
continue
# Path to the kernel files
elif arg[2:11] == "kerneldir":
kerneldir = arg[string.index(arg, "=") + 1:]
continue
# Everything else is a type of module to include
modtypes.append(arg[2:])
# If an alternate kernel dir was specified, make sure we use it.
if kerneldir:
modpath = "%s/lib/modules" % kerneldir
if not os.path.isdir(modpath):
sys.stderr.write("%s: kernel not found in %s\n" % kerneldir)
sys.exit(1)
# If a kernel dir was specified but not a kernel version, look for a
# single kernel in the kernel dir.
if not kernelversion:
kernelversions = os.listdir("%s/lib/modules" % kerneldir)
if len(kernelversions) != 1:
sys.stderr.write("%s: cannot determine proper kernel in %s\n"
% (sys.argv[0], kerneldir))
sys.exit(1)
kernelversion = kernelversions[0]
# Check that the kernel version exists.
if not kernelversion or not os.path.exists("%s/%s" % (modpath, kernelversion)):
sys.stderr.write("%s: kernel version %s does not exist\n" %
(sys.argv[0], kernelversion))
sys.exit(1)
# If no module list files were specified, look for modules to add.
if len(modlist) == 0:
modlistfile = open(pcilist)
for modlistline in modlistfile.readlines():
if modlistline[0] not in string.whitespace:
continue
modfields = string.split(modlistline)
if len(modfields) < 3:
continue
if modfields[2] == "unknown" or modfields[2] == "ignore":
continue
if modfields[1] in modtypes and modfields[2] not in modlist:
modlist.append(modfields[2])
modlistfile.close()
for modtype in modtypes + ["other"]:
if extramods.has_key(modtype):
modlist = modlist + extramods[modtype]
# Module dependencies.
modpaths = []
depstanza = ""
depfile = open("%s/%s/modules.dep" % (modpath, kernelversion))
for depline in depfile.readlines():
if depline[-1] == "\n":
depline = depline[:-1]
if re.search("\S+", depline) is not None:
if depline[-1] == '\\':
depline = depline[:-1]
depstanza = depstanza + " " + depline
else:
depfields = string.split(depstanza)
depmodpath = depfields[0][:-1]
depmodname = os.path.basename(depmodpath)[:-2]
if depmodname in modlist and depmodpath not in modpaths:
modpaths.append(depmodpath)
if len(depfields) > 1:
for depmodpath in depfields[1:]:
if depmodpath not in modpaths:
depmodname = os.path.basename(depmodpath)[:-2]
modlist.append(depmodname)
modpaths.append(depmodpath)
depstanza = ""
depfile.close()
# Copy the modules in.
os.mkdir("modules")
modroot = "modules/%s" % kernelversion
os.mkdir(modroot)
os.system("cp %s/%s/modules.dep %s" % (modpath, kernelversion, modroot))
for depmodpath in modpaths:
depmodrealpath = "%s%s" % (kerneldir, depmodpath)
if not os.path.exists(depmodrealpath):
continue
moddir = "%s/%s" % (modroot, os.path.basename(os.path.dirname(depmodpath)))
if not os.path.isdir(moddir):
os.mkdir(moddir)
os.system("cp %s %s" % (depmodrealpath, moddir))
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