def listUnused():
# Main menu configuration
grub = grubConf()
if os.path.exists(CONF_GRUB):
grub.parseConf(CONF_GRUB)
root = getRoot()
# Find kernel entries
kernels_in_use = []
for entry in grub.entries:
os_entry = parseGrubEntry(entry)
# os_entry can have root or uuid depending on the distribution
if os_entry["os_type"] in ["linux", "xen"]:
if os_entry.get("root", "") == root or getDeviceByUUID(os_entry.get("uuid", "")) == root:
kernel_version = os_entry["kernel"].split("kernel-")[1]
kernels_in_use.append(kernel_version)
# Find installed kernels
kernels_installed = []
for _file in os.listdir(BOOT_DIR):
if _file.startswith("kernel-"):
kernel_version = _file.split("kernel-")[1]
kernels_installed.append(kernel_version)
kernels_unused = set(kernels_installed) - set(kernels_in_use)
kernels_unused = list(kernels_unused)
return kernels_unused
def listUnused():
# Main menu configuration
grub = grubConf()
if os.path.exists(CONF_GRUB):
grub.parseConf(CONF_GRUB)
root = getBoot()
# Find kernel entries
kernels_in_use = []
for entry in grub.entries:
os_entry = parseGrubEntry(entry)
# os_entry can have root or uuid depending on the distribution
if os_entry["os_type"] in ["linux", "xen"]:
if os_entry.get("root", "") == root or getDeviceByUUID(os_entry.get("uuid", "")) == root:
kernel_version = os_entry["kernel"].split("kernel-")[1]
kernels_in_use.append(kernel_version)
# Find installed kernels
kernels_installed = []
for _file in os.listdir(BOOT_DIR):
if _file.startswith("kernel-"):
kernel_version = _file.split("kernel-")[1]
kernels_installed.append(kernel_version)
kernels_unused = set(kernels_installed) - set(kernels_in_use)
kernels_unused = list(kernels_unused)
return kernels_unused
def groupEntries(grub, root):
"""
Groups entries in GRUB configuration.
Arguments:
grub: GRUB configuration instance
root: Root device
Returns:
Entries grouped by kernel and version
e.g.:
({'pardus-pae': [4], 'other': [1, 3], 'pardus': [0, 2]}, {'pardus-pae': {4: '2.6.30.9-128'}, 'pardus': {0: '2.6.30.9-128', 2: '2.6.30.9-129'}})
"""
groups = {}
versions = {}
def __addItem(_key, _index, _version=None):
if _key not in groups:
groups[_key] = []
groups[_key].append(_index)
if _version:
if _key not in versions:
versions[_key] = {}
versions[_key][_index] = _version
for i, title in enumerate(grub.listEntries()):
# read entry
entry = grub.getEntry(i)
e_kernel = entry.getCommand("kernel")
e_root = entry.getCommand("root")
e_uuid = entry.getCommand("uuid")
if e_kernel and "kernel-" in e_kernel.value and (e_root or e_uuid):
# find linux device address
rootDev = None
if e_root:
rootDev = linuxAddress(e_root.value)
elif e_uuid:
rootDev = getDeviceByUUID(e_uuid.value)
# put all entries on other devices to a "other" list
if rootDev != root:
__addItem("other", i)
continue
# parse kernel version too see if it's Pardus kernel
version = e_kernel.value.split("kernel-")[1].split(" ")[0]
try:
version, suffix = parseVersion("kernel-%s" % version)
except ValueError:
__addItem("other", i)
continue
if suffix:
__addItem("pardus%s" % suffix, i, version)
else:
__addItem("pardus", i, version)
else:
# put all unknown entries to "other" list
__addItem("other", i)
return groups, versions
def groupEntries(grub, root):
"""
Groups entries in GRUB configuration.
Arguments:
grub: GRUB configuration instance
root: Root device
Returns:
Entries grouped by kernel and version
e.g.:
({'pardus-pae': [4], 'other': [1, 3], 'pardus': [0, 2]}, {'pardus-pae': {4: '2.6.30.9-128'}, 'pardus': {0: '2.6.30.9-128', 2: '2.6.30.9-129'}})
"""
groups = {}
versions = {}
def __addItem(_key, _index, _version=None):
if _key not in groups:
groups[_key] = []
groups[_key].append(_index)
if _version:
if _key not in versions:
versions[_key] = {}
versions[_key][_index] = _version
for i, title in enumerate(grub.listEntries()):
# read entry
entry = grub.getEntry(i)
e_kernel = entry.getCommand("kernel")
e_root = entry.getCommand("root")
e_uuid = entry.getCommand("uuid")
if e_kernel and "kernel-" in e_kernel.value and (e_root or e_uuid):
# find linux device address
rootDev = None
if e_root:
rootDev = linuxAddress(e_root.value)
elif e_uuid:
rootDev = getDeviceByUUID(e_uuid.value)
# put all entries on other devices to a "other" list
if rootDev != root:
__addItem("other", i)
continue
# parse kernel version too see if it's Pardus kernel
version = e_kernel.value.split("kernel-")[1].split(" ")[0]
try:
version, suffix = parseVersion("kernel-%s" % version)
except (ValueError, TypeError):
__addItem("other", i)
continue
if suffix:
__addItem("pardus%s" % suffix, i, version)
else:
__addItem("pardus", i, version)
else:
# put all unknown entries to "other" list
__addItem("other", i)
return groups, versions