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#!/usr/bin/python
import os, sys, shutil, time, optparse
parser = optparse.OptionParser(
usage = '\%prog [-sr] [-S suffix]',
version = '0.1')
group = optparse.OptionGroup(parser, '<Main Options>')
group.add_option('-s',
'--replace-safe',
action = 'store_true',
help = 'Replace the old safety kernel',
dest = 'replace')
group.add_option('-r',
'--recompile',
action = 'store_true',
help = 'Recompile the kernel',
dest = 'compile')
group.add_option('-S',
'--Suffix',
help = 'Additional kernel suffix',
dest = 'suffix')
parser.add_option_group(group)
# Parse the command line
(options, args) = parser.parse_args()
src_d = '/usr/src/linux'
config_d = '/home/wrobel/usr/devel/website/config/kernel/' + os.environ['HOSTNAME']
if not os.path.exists(config_d):
os.makedirs(config_d)
boot_d = '/boot'
norm_kernel = 'kernel'
safe_kernel = 'kernel-safe'
norm_sysmap = 'System.map'
safe_sysmap = 'System.map-safe'
os.chdir(src_d)
shutil.copyfile('.config', config_d + '/kernel-config')
if options.compile:
os.system('make && make modules_install')
suffix = '-'.join(os.path.basename(os.path.realpath(src_d)).split('-')[1:])
os.chdir(boot_d)
if os.path.exists(norm_kernel):
norm_kernel_d = os.path.basename(os.path.realpath(norm_kernel))
else:
norm_kernel_d = 'kernel-unknown'
if os.path.exists(norm_sysmap):
norm_sysmap_d = os.path.basename(os.path.realpath(norm_sysmap))
else:
norm_sysmap_d = 'System.map-unknown'
if options.replace:
if os.path.exists(safe_kernel):
safe_kernel_d = os.path.realpath(safe_kernel)
os.unlink(safe_kernel)
if os.path.exists(safe_kernel_d):
os.unlink(safe_kernel_d)
if os.path.exists(safe_sysmap):
safe_sysmap_d = os.path.realpath(safe_sysmap)
os.unlink(safe_sysmap)
if os.path.exists(safe_sysmap_d):
os.unlink(safe_sysmap_d)
os.symlink(norm_kernel_d, safe_kernel)
os.symlink(norm_sysmap_d, safe_sysmap)
else:
if os.path.exists(norm_kernel_d):
os.unlink(norm_kernel_d)
if os.path.exists(norm_sysmap_d):
os.unlink(norm_sysmap_d)
if os.path.exists(norm_kernel):
os.unlink(norm_kernel)
if os.path.exists(norm_kernel):
os.unlink(norm_sysmap)
new_kernel_d = norm_kernel + '-' + suffix
new_sysmap_d = norm_sysmap + '-' + suffix
if options.suffix:
new_kernel_d = new_kernel_d + '-' + options.suffix
new_sysmap_d = new_sysmap_d + '-' + options.suffix
if norm_kernel_d == new_kernel_d:
new_kernel_d = new_kernel_d + time.strftime('%Y%m%d')
new_sysmap_d = new_sysmap_d + time.strftime('%Y%m%d')
shutil.copyfile(src_d + '/arch/i386/boot/bzImage', new_kernel_d)
shutil.copyfile(src_d + '/System.map', new_sysmap_d)
os.symlink(new_kernel_d, norm_kernel)
os.symlink(new_sysmap_d, norm_sysmap)
print 'Do not forget to commit the kernel config changes to your repository with a useful comment!'
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