| index : archinstall32 | |
| Archlinux32 installer | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | archinstall/lib/disk/blockdevice.py | 64 |
diff --git a/archinstall/lib/disk/blockdevice.py b/archinstall/lib/disk/blockdevice.py index 2be31375..5288f92b 100644 --- a/archinstall/lib/disk/blockdevice.py +++ b/archinstall/lib/disk/blockdevice.py @@ -1,14 +1,20 @@ +from __future__ import annotations import os import json import logging import time +from typing import Optional, Dict, Any, Iterator, Tuple, List, TYPE_CHECKING +# https://stackoverflow.com/a/39757388/929999 +if TYPE_CHECKING: + from .partition import Partition + from ..exceptions import DiskError from ..output import log from ..general import SysCommand from ..storage import storage class BlockDevice: - def __init__(self, path, info=None): + def __init__(self, path :str, info :Optional[Dict[str, Any]] = None): if not info: from .helpers import all_disks # If we don't give any information, we need to auto-fill it. @@ -24,32 +30,32 @@ class BlockDevice: # It's actually partition-encryption, but for future-proofing this # I'm placing the encryption password on a BlockDevice level. - def __repr__(self, *args, **kwargs): + def __repr__(self, *args :str, **kwargs :str) -> str: return f"BlockDevice({self.device_or_backfile}, size={self.size}GB, free_space={'+'.join(part[2] for part in self.free_space)}, bus_type={self.bus_type})" - def __iter__(self): + def __iter__(self) -> Iterator[Partition]: for partition in self.partitions: yield self.partitions[partition] - def __getitem__(self, key, *args, **kwargs): + def __getitem__(self, key :str, *args :str, **kwargs :str) -> Any: if key not in self.info: raise KeyError(f'{self} does not contain information: "{key}"') return self.info[key] - def __len__(self): + def __len__(self) -> int: return len(self.partitions) - def __lt__(self, left_comparitor): + def __lt__(self, left_comparitor :'BlockDevice') -> bool: return self.path < left_comparitor.path - def json(self): + def json(self) -> str: """ json() has precedence over __dump__, so this is a way to give less/partial information for user readability. """ return self.path - def __dump__(self): + def __dump__(self) -> Dict[str, Dict[str, Any]]: return { self.path : { 'partuuid' : self.uuid, @@ -59,14 +65,14 @@ class BlockDevice: } @property - def partition_type(self): + def partition_type(self) -> str: output = json.loads(SysCommand(f"lsblk --json -o+PTTYPE {self.path}").decode('UTF-8')) for device in output['blockdevices']: return device['pttype'] @property - def device_or_backfile(self): + def device_or_backfile(self) -> str: """ Returns the actual device-endpoint of the BlockDevice. If it's a loop-back-device it returns the back-file, @@ -82,7 +88,7 @@ class BlockDevice: return self.device @property - def device(self): + def device(self) -> str: """ Returns the device file of the BlockDevice. If it's a loop-back-device it returns the /dev/X device, @@ -108,7 +114,7 @@ class BlockDevice: # raise DiskError(f'Selected disk "{full_path}" is not a block device.') @property - def partitions(self): + def partitions(self) -> Dict[str, Partition]: from .filesystem import Partition self.partprobe() @@ -133,17 +139,19 @@ class BlockDevice: return {k: self.part_cache[k] for k in sorted(self.part_cache)} @property - def partition(self): + def partition(self) -> Partition: all_partitions = self.partitions return [all_partitions[k] for k in all_partitions] @property - def partition_table_type(self): + def partition_table_type(self) -> int: + # TODO: Don't hardcode :) + # Remove if we don't use this function anywhere from .filesystem import GPT return GPT @property - def uuid(self): + def uuid(self) -> str: log('BlockDevice().uuid is untested!', level=logging.WARNING, fg='yellow') """ Returns the disk UUID as returned by lsblk. @@ -153,7 +161,7 @@ class BlockDevice: return SysCommand(f'blkid -s PTUUID -o value {self.path}').decode('UTF-8') @property - def size(self): + def size(self) -> float: from .helpers import convert_size_to_gb output = json.loads(SysCommand(f"lsblk --json -b -o+SIZE {self.path}").decode('UTF-8')) @@ -162,21 +170,21 @@ class BlockDevice: return convert_size_to_gb(device['size']) @property - def bus_type(self): + def bus_type(self) -> str: output = json.loads(SysCommand(f"lsblk --json -o+ROTA,TRAN {self.path}").decode('UTF-8')) for device in output['blockdevices']: return device['tran'] @property - def spinning(self): + def spinning(self) -> bool: output = json.loads(SysCommand(f"lsblk --json -o+ROTA,TRAN {self.path}").decode('UTF-8')) for device in output['blockdevices']: return device['rota'] is True @property - def free_space(self): + def free_space(self) -> Tuple[str, str, str]: # NOTE: parted -s will default to `cancel` on prompt, skipping any partition # that is "outside" the disk. in /dev/sr0 this is usually the case with Archiso, # so the free will ignore the ESP partition and just give the "free" space. @@ -187,7 +195,7 @@ class BlockDevice: yield (start, end, size) @property - def largest_free_space(self): + def largest_free_space(self) -> List[str]: info = [] for space_info in self.free_space: if not info: @@ -199,7 +207,7 @@ class BlockDevice: return info @property - def first_free_sector(self): + def first_free_sector(self) -> str: if info := self.largest_free_space: start = info[0] else: @@ -207,29 +215,29 @@ class BlockDevice: return start @property - def first_end_sector(self): + def first_end_sector(self) -> str: if info := self.largest_free_space: end = info[1] else: end = f"{self.size}GB" return end - def partprobe(self): - SysCommand(['partprobe', self.path]) + def partprobe(self) -> bool: + return SysCommand(['partprobe', self.path]).exit_code == 0 - def has_partitions(self): + def has_partitions(self) -> int: return len(self.partitions) - def has_mount_point(self, mountpoint): + def has_mount_point(self, mountpoint :str) -> bool: for partition in self.partitions: if self.partitions[partition].mountpoint == mountpoint: return True return False - def flush_cache(self): + def flush_cache(self) -> None: self.part_cache = {} - def get_partition(self, uuid): + def get_partition(self, uuid :str) -> Partition: count = 0 while count < 5: for partition_uuid, partition in self.partitions.items(): |