def revert(self): """ Umounts TARGET. """ # Ensure that is mounted if not os.path.ismount(self.main_settings["target"]): # Umounted. pass. pass # See if "used" was... used :) if "partdisks.inst" in self.modules_settings and "used" in self.modules_settings["partdisks.inst"]: _used = self.modules_settings["partdisks.inst"]["used"] _used.reverse() if _used: for part in _used: if lib.is_mounted(part): try: lib.umount(path=part, tries=5) except: pass # Umount target, finally. try: lib.umount(path=self.main_settings["target"], tries=5) except: pass
def disable(self):
""" Disables the LogicalVolume. """
if os.path.exists(self.path):
# Ensure it is umounted...
if is_mounted(self.mapper_path): umount(path=self.mapper_path)
m.sexec("lvchange -a n %s" % self.path)
def close(self):
""" Closes the device. """
# Bugfix
if not self.path: return
# Ensure we have it unmounted...
if lib.is_mounted(self.path): lib.umount(path=self.path)
# Then close...
m.sexec("cryptsetup luksClose %s" % self.path)
def start(self):
""" Do things. """
used = []
# Bind-mount /dev, /sys and /proc (if no_virtual_partitions is not True):
if not self.settings["skip"]:
for point in ("/dev","/sys","/proc"):
fullpath = os.path.join(self.main_settings["target"],os.path.basename(point))
if lib.is_mounted(fullpath):
lib.umount(path=fullpath)
# We can go?
lib.mount_partition(path=point, opts="bind", target=fullpath, check=False)
used.append(fullpath)
# Store used
self.settings["used"] = used
def revert(self):
""" Umounts virtual partitions, if any. """
# Ensure that we didn't skip
if not "virtualpartitions.inst" in self.modules_settings or ("skip" in self.modules_settings["virtualpartitions.inst"] and
self.modules_settings["virtualpartitions.inst"]["skip"]):
return
# See if "used" was... used :)
if "used" in self.modules_settings["virtualpartitions.inst"]:
_used = self.modules_settings["virtualpartitions.inst"]["used"]
_used.reverse()
if _used:
for part in _used:
if lib.is_mounted(part):
try:
lib.umount(path=part, tries=5)
except:
pass
def start(self):
""" Start override to unsquash. """
if "partdisks" in self.modules_settings:
settings = self.modules_settings["partdisks"]
else:
settings = self.settings
# Mount root partition.
root = settings["root"]
# Ensure that is unmounted
if os.path.ismount(self.main_settings["target"]):
# Target mounted. Unmount
lib.umount(path=self.main_settings["target"])
if lib.is_mounted(root):
# Partition mounted. Unmount
lib.umount(path=root)
# Then mount at TARGET
lib.mount_partition(path=root, target=self.main_settings["target"])
used = []
# Mount every partition which has "useas" on it
# Get changed.
try:
changed = self.modules_settings["partdisks"]["changed"]
except:
# Pass
changed = {}
mountpo = []
changeslist = {}
# Regenerate changed to sort it sanely
for key, value in changed.items():
if not "useas" in value["changes"]:
# There isn't "useas" in changes; skipping this item
continue
mountpo.append(value["changes"]["useas"])
changeslist[value["changes"]["useas"]] = key
mountpo.sort()
for point in mountpo:
# Get correct partition
key = changeslist[point]
# Get value
value = changed[key]
# Get useas
useas = value["changes"]["useas"]
if useas in ("/","swap"):
# Root or swap, do not use it
continue
# Mount key to mountpoint
if lib.is_mounted(key):
# Umount
lib.umount(path=key)
if useas == "/boot/efi":
# If this is going to be the /boot/efi partition
# we should make sure that it's going to have the
# proper partition type set to EFI System Partition
lib.prepareforEFI(lib.return_partition(key))
# If we mount_on_install, simply set drop to False, as we should use it anyway
if ("mount_on_install" in value["changes"] and value["changes"]["mount_on_install"]) or useas in ("/boot","/boot/efi"):
# Create mountpoint
mountpoint = self.main_settings["target"] + useas # useas begins with a /, so os.path.join doesn't work
if not os.path.exists(mountpoint): os.makedirs(mountpoint)
lib.mount_partition(path=key, target=mountpoint)
# Partition will be used during unsquash, we should remember when linstaller will execute revert
used.append(key)
# Store used
self.settings["used"] = used