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 setOption(option, value):
# Main menu configuration
grub = grubConf()
if os.path.exists(CONF_GRUB):
grub.parseConf(CONF_GRUB)
# Alternate menu configuration
grub_alt = grubConf()
if os.path.exists(CONF_GRUB_ALT):
grub_alt.parseConf(CONF_GRUB_ALT)
if option == 'default':
grub.setOption("default", value)
for index, entry in enumerate(grub.entries):
if value == "saved":
entry.setCommand("savedefault", "")
else:
entry.unsetCommand("savedefault")
default_entry = os.path.join(GRUB_DIR, "default")
if not os.path.exists(default):
file(default_entry, "w").write("\x00\x30\x0a\x0a\x0a\x0a\x0a\x0a\x0a\x0a")
elif option in 'timeout':
grub.setOption("timeout", value)
elif option == 'password':
#grub.setOption("password", "--md5 %s" % md5crypt(value))
grub.setOption("password", value)
elif option == 'background':
grub.setOption("background", value)
elif option == 'splash':
root = getRoot()
root_grub = grubAddress(root)
grub.setOption("splashimage", "%s%s" % (root_grub, value))
# Copy options to alternative configuration.
copyOptions(grub, grub_alt)
# Save changes to both files.
grub.write(CONF_GRUB)
grub_alt.write(CONF_GRUB_ALT)
# Notify all COMAR clients
notify("Boot.Loader", "Changed", "option")
def setOption(option, value):
# Main menu configuration
grub = grubConf()
if os.path.exists(CONF_GRUB):
grub.parseConf(CONF_GRUB)
# Alternate menu configuration
grub_alt = grubConf()
if os.path.exists(CONF_GRUB_ALT):
grub_alt.parseConf(CONF_GRUB_ALT)
if option == 'default':
grub.setOption("default", value)
for index, entry in enumerate(grub.entries):
if value == "saved":
entry.setCommand("savedefault", "")
else:
entry.unsetCommand("savedefault")
default_entry = os.path.join(GRUB_DIR, "default")
if not os.path.exists(default_entry):
file(default_entry, "w").write("\x00\x30\x0a\x0a\x0a\x0a\x0a\x0a\x0a\x0a")
elif option in 'timeout':
grub.setOption("timeout", value)
elif option == 'password':
#grub.setOption("password", "--md5 %s" % md5crypt(value))
grub.setOption("password", value)
elif option == 'background':
grub.setOption("background", value)
elif option == 'splash':
root = getBoot()
root_grub = grubAddress(root)
grub.setOption("splashimage", "%s%s" % (root_grub, value))
# Copy options to alternative configuration.
copyOptions(grub, grub_alt)
# Save changes to both files.
grub.write(CONF_GRUB)
grub_alt.write(CONF_GRUB_ALT)
# Notify all COMAR clients
notify("Boot.Loader", "Changed", "option")
