def addNewKernel(grub, version, root):
"""
Adds new kernel entry to GRUB.
Arguments:
grub: GRUB configuration instance
version: Kernel version, in version-release(-suffix) format. Suffix is optional.
root: Root device
"""
# get version and suffix
version, suffix = parseVersion("kernel-%s" % version)
groups, versions = groupEntries(grub, root)
group_name = "pardus%s" % suffix
default_index = grub.getOption("default", 0)
if default_index != "saved":
try:
default_index = int(default_index)
except ValueError:
default_index = 0
if group_name in versions and any(
[x == version for x in versions[group_name].values()]):
# Version is already in list, do nothing
entry_index = -1
for i in versions[group_name]:
if versions[group_name][i] == version:
entry_index = i
break
else:
if group_name in groups:
entry_index = min(groups[group_name])
# Get kernel options of first entry in group
kernel = grub.getEntry(entry_index).getCommand("kernel")
options = kernel.value.split(" ", 1)[1]
else:
entry_index = -1
# Get kernel options from /proc/cmdline
options = bootParameters(root)
release = open("/etc/pardus-release", "r").readline().strip()
title = "%s [%s%s]" % (release, version, suffix)
entry = grubEntry(title)
entry.setCommand("root", grubAddress(root))
entry.setCommand("kernel",
"/boot/kernel-%s%s %s" % (version, suffix, options))
entry.setCommand("initrd", "/boot/initramfs-%s%s" % (version, suffix))
if default_index == "saved":
entry.setCommand("savedefault", "")
grub.addEntry(entry, entry_index)
# update default index, if it's after last entry
if default_index != "saved":
if default_index > entry_index and entry_index != -1:
default_index += 1
grub.setOption("default", default_index)
def addNewKernel(grub, version, root):
"""
Adds new kernel entry to GRUB.
Arguments:
grub: GRUB configuration instance
version: Kernel version, in version-release(-suffix) format. Suffix is optional.
root: Root device
"""
# get version and suffix
version, suffix = parseVersion("kernel-%s" % version)
groups, versions = groupEntries(grub, root)
group_name = "pardus%s" % suffix
default_index = grub.getOption("default", 0)
if default_index != "saved":
try:
default_index = int(default_index)
except ValueError:
default_index = 0
if group_name in versions and any([x == version for x in versions[group_name].values()]):
# Version is already in list, do nothing
entry_index = -1
for i in versions[group_name]:
if versions[group_name][i] == version:
entry_index = i
break
else:
if group_name in groups:
entry_index = min(groups[group_name])
# Get kernel options of first entry in group
kernel = grub.getEntry(entry_index).getCommand("kernel")
options = kernel.value.split(" ", 1)[1]
else:
entry_index = -1
# Get kernel options from /proc/cmdline
options = bootParameters(root)
release = open("/etc/pardus-release", "r").readline().strip()
title = "%s [%s%s]" % (release, version, suffix)
entry = grubEntry(title)
entry.setCommand("root", grubAddress(root))
entry.setCommand("kernel", "/boot/kernel-%s%s %s" % (version, suffix, options))
entry.setCommand("initrd", "/boot/initramfs-%s%s" % (version, suffix))
if default_index == "saved":
entry.setCommand("savedefault", "")
grub.addEntry(entry, entry_index)
# update default index, if it's after last entry
if default_index != "saved":
if default_index > entry_index and entry_index != -1:
default_index += 1
grub.setOption("default", default_index)
def makeGrubEntry(title, os_type, root=None, kernel=None, initrd=None, options=None):
if os_type not in SYSTEMS:
fail(FAIL_NOSYSTEM)
fields_req = SYSTEMS[os_type][1]
fields_opt = SYSTEMS[os_type][2]
fields_all = fields_req + fields_opt
if "root" in fields_req:
if not root:
fail(FAIL_NOROOT)
else:
root = getRoot()
try:
linux_disk, linux_part, grub_disk, grub_part = parseLinuxDevice(root)
except (ValueError, TypeError):
fail(FAIL_NODEVICE % root)
grub_device = "(%s,%s)" % (grub_disk, grub_part)
if "kernel" in fields_req and not kernel:
fail(FAIL_NOKERNEL)
entry = grubEntry(title)
if os_type == "windows":
# If Windows is not on first disk...
if grub_disk != "hd0":
entry.setCommand("map", "(%s) (hd0)" % grub_disk)
entry.setCommand("map", "(hd0) (%s)" % grub_disk, append=True)
entry.setCommand("rootnoverify", grub_device)
entry.setCommand("makeactive", "")
entry.setCommand("chainloader", "+1")
else:
entry.setCommand("root", grub_device)
if os_type == "xen":
entry.setCommand("kernel", "/boot/xen.gz")
if kernel and "kernel" in fields_all:
if options and "options" in fields_all:
entry.setCommand("module", "%s %s" % (kernel, options))
else:
entry.setCommand("module", kernel)
if initrd and "initrd" in fields_all:
entry.setCommand("module", initrd, append=True)
elif os_type == "memtest":
entry.setCommand("root", grub_device)
entry.setCommand("kernel", "/boot/memtest")
else: # linux
if kernel and "kernel" in fields_all:
if options and "options" in fields_all:
entry.setCommand("kernel", "%s %s" % (kernel, options))
else:
entry.setCommand("kernel", kernel)
if initrd and "initrd" in fields_all:
entry.setCommand("initrd", initrd)
return entry
def _addLink(_grub, _file, _title):
"""
Adds a link to specified GRUB configuration.
Arguments:
_grub: GRUB configuration instance
_file: Target file
_title: Entry title
"""
if not any([x.getCommand("configfile") and x.getCommand("configfile").value == _file for x in _grub.entries]):
entry = grubEntry(_title)
entry.setCommand("configfile", _file)
_grub.addEntry(entry)
def _addLink(_grub, _file, _title):
"""
Adds a link to specified GRUB configuration.
Arguments:
_grub: GRUB configuration instance
_file: Target file
_title: Entry title
"""
if not any([x.getCommand("configfile") and x.getCommand("configfile").value == _file for x in _grub.entries]):
entry = grubEntry(_title)
entry.setCommand("configfile", _file)
_grub.addEntry(entry)