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authorJohn Estabrook <jestabro@vyos.io>2023-11-15 11:56:52 -0600
committerJohn Estabrook <jestabro@vyos.io>2023-11-16 12:53:43 -0600
commite036f783bc85e4d2bad5f5cbfd688a03a352223e (patch)
treed42d41c045c23ee7cd3a88307f4a5565227338a2 /src
parentbd701768796d6ebb03ca943faf96d1dbea030edd (diff)
downloadvyos-1x-e036f783bc85e4d2bad5f5cbfd688a03a352223e.tar.gz
vyos-1x-e036f783bc85e4d2bad5f5cbfd688a03a352223e.zip
image: T4516: add raid-1 install support
Diffstat (limited to 'src')
-rwxr-xr-xsrc/op_mode/image_installer.py295
1 files changed, 230 insertions, 65 deletions
diff --git a/src/op_mode/image_installer.py b/src/op_mode/image_installer.py
index 88d5eeb48..aa4cf301b 100755
--- a/src/op_mode/image_installer.py
+++ b/src/op_mode/image_installer.py
@@ -21,18 +21,20 @@ from argparse import ArgumentParser, Namespace
from pathlib import Path
from shutil import copy, chown, rmtree, copytree
from sys import exit
-from passlib.hosts import linux_context
+from time import sleep
+from typing import Union
from urllib.parse import urlparse
+from passlib.hosts import linux_context
from psutil import disk_partitions
from vyos.configtree import ConfigTree
from vyos.remote import download
-from vyos.system import disk, grub, image, compat, SYSTEM_CFG_VER
+from vyos.system import disk, grub, image, compat, raid, SYSTEM_CFG_VER
from vyos.template import render
-from vyos.utils.io import ask_input, ask_yes_no
+from vyos.utils.io import ask_input, ask_yes_no, select_entry
from vyos.utils.file import chmod_2775
-from vyos.utils.process import run
+from vyos.utils.process import cmd, run
# define text messages
MSG_ERR_NOT_LIVE: str = 'The system is already installed. Please use "add system image" instead.'
@@ -44,11 +46,15 @@ MSG_INFO_INSTALL_EXIT: str = 'Exiting from VyOS installation'
MSG_INFO_INSTALL_SUCCESS: str = 'The image installed successfully; please reboot now.'
MSG_INFO_INSTALL_DISKS_LIST: str = 'The following disks were found:'
MSG_INFO_INSTALL_DISK_SELECT: str = 'Which one should be used for installation?'
+MSG_INFO_INSTALL_RAID_CONFIGURE: str = 'Would you like to configure RAID-1 mirroring?'
+MSG_INFO_INSTALL_RAID_FOUND_DISKS: str = 'Would you like to configure RAID-1 mirroring on them?'
+MSG_INFO_INSTALL_RAID_CHOOSE_DISKS: str = 'Would you like to choose two disks for RAID-1 mirroring?'
MSG_INFO_INSTALL_DISK_CONFIRM: str = 'Installation will delete all data on the drive. Continue?'
+MSG_INFO_INSTALL_RAID_CONFIRM: str = 'Installation will delete all data on both drives. Continue?'
MSG_INFO_INSTALL_PARTITONING: str = 'Creating partition table...'
MSG_INPUT_CONFIG_FOUND: str = 'An active configuration was found. Would you like to copy it to the new image?'
MSG_INPUT_IMAGE_NAME: str = 'What would you like to name this image?'
-MSG_INPUT_IMAGE_DEFAULT: str = 'Would you like to set a new image as default one for boot?'
+MSG_INPUT_IMAGE_DEFAULT: str = 'Would you like to set the new image as the default one for boot?'
MSG_INPUT_PASSWORD: str = 'Please enter a password for the "vyos" user'
MSG_INPUT_ROOT_SIZE_ALL: str = 'Would you like to use all the free space on the drive?'
MSG_INPUT_ROOT_SIZE_SET: str = 'Please specify the size (in GB) of the root partition (min is 1.5 GB)?'
@@ -107,13 +113,14 @@ def gb_to_bytes(size: float) -> int:
return int(size * 1024**3)
-def find_disk() -> tuple[str, int]:
+def find_disks() -> dict[str, int]:
"""Find a target disk for installation
Returns:
- tuple[str, int]: disk name and size in bytes
+ dict[str, int]: a list of available disks by name and size
"""
# check for available disks
+ print('Probing disks')
disks_available: dict[str, int] = disk.disks_size()
for disk_name, disk_size in disks_available.copy().items():
if disk_size < CONST_MIN_DISK_SIZE:
@@ -122,17 +129,10 @@ def find_disk() -> tuple[str, int]:
print(MSG_ERR_NO_DISK)
exit(MSG_INFO_INSTALL_EXIT)
- # select one as a target
- print(MSG_INFO_INSTALL_DISKS_LIST)
- default_disk: str = list(disks_available)[0]
- for disk_name, disk_size in disks_available.items():
- disk_size_human: str = bytes_to_gb(disk_size)
- print(f'Drive: {disk_name} ({disk_size_human} GB)')
- disk_selected: str = ask_input(MSG_INFO_INSTALL_DISK_SELECT,
- default=default_disk,
- valid_responses=list(disks_available))
+ num_disks: int = len(disks_available)
+ print(f'{num_disks} disk(s) found')
- return disk_selected, disks_available[disk_selected]
+ return disks_available
def ask_root_size(available_space: int) -> int:
@@ -160,6 +160,126 @@ def ask_root_size(available_space: int) -> int:
return root_size_kbytes
+def create_partitions(target_disk: str, target_size: int,
+ prompt: bool = True) -> None:
+ """Create partitions on a target disk
+
+ Args:
+ target_disk (str): a target disk
+ target_size (int): size of disk in bytes
+ """
+ # define target rootfs size in KB (smallest unit acceptable by sgdisk)
+ available_size: int = (target_size - CONST_RESERVED_SPACE) // 1024
+ if prompt:
+ rootfs_size: int = ask_root_size(available_size)
+ else:
+ rootfs_size: int = available_size
+
+ print(MSG_INFO_INSTALL_PARTITONING)
+ disk.disk_cleanup(target_disk)
+ disk_details: disk.DiskDetails = disk.parttable_create(target_disk,
+ rootfs_size)
+
+ return disk_details
+
+
+def ask_single_disk(disks_available: dict[str, int]) -> str:
+ """Ask user to select a disk for installation
+
+ Args:
+ disks_available (dict[str, int]): a list of available disks
+ """
+ print(MSG_INFO_INSTALL_DISKS_LIST)
+ default_disk: str = list(disks_available)[0]
+ for disk_name, disk_size in disks_available.items():
+ disk_size_human: str = bytes_to_gb(disk_size)
+ print(f'Drive: {disk_name} ({disk_size_human} GB)')
+ disk_selected: str = ask_input(MSG_INFO_INSTALL_DISK_SELECT,
+ default=default_disk,
+ valid_responses=list(disks_available))
+
+ # create partitions
+ if not ask_yes_no(MSG_INFO_INSTALL_DISK_CONFIRM):
+ print(MSG_INFO_INSTALL_EXIT)
+ exit()
+
+ disk_details: disk.DiskDetails = create_partitions(disk_selected,
+ disks_available[disk_selected])
+
+ disk.filesystem_create(disk_details.partition['efi'], 'efi')
+ disk.filesystem_create(disk_details.partition['root'], 'ext4')
+
+ return disk_details
+
+
+def check_raid_install(disks_available: dict[str, int]) -> Union[str, None]:
+ """Ask user to select disks for RAID installation
+
+ Args:
+ disks_available (dict[str, int]): a list of available disks
+ """
+ if len(disks_available) < 2:
+ return None
+
+ if not ask_yes_no(MSG_INFO_INSTALL_RAID_CONFIGURE, default=True):
+ return None
+
+ def format_selection(disk_name: str) -> str:
+ return f'{disk_name}\t({bytes_to_gb(disks_available[disk_name])} GB)'
+
+ disk0, disk1 = list(disks_available)[0], list(disks_available)[1]
+ disks_selected: dict[str, int] = { disk0: disks_available[disk0],
+ disk1: disks_available[disk1] }
+
+ target_size: int = min(disks_selected[disk0], disks_selected[disk1])
+
+ print(MSG_INFO_INSTALL_DISKS_LIST)
+ for disk_name, disk_size in disks_selected.items():
+ disk_size_human: str = bytes_to_gb(disk_size)
+ print(f'\t{disk_name} ({disk_size_human} GB)')
+ if not ask_yes_no(MSG_INFO_INSTALL_RAID_FOUND_DISKS, default=True):
+ if not ask_yes_no(MSG_INFO_INSTALL_RAID_CHOOSE_DISKS, default=True):
+ return None
+ else:
+ disks_selected = {}
+ disk0 = select_entry(list(disks_available), 'Disks available:',
+ 'Select first disk:', format_selection)
+
+ disks_selected[disk0] = disks_available[disk0]
+ del disks_available[disk0]
+ disk1 = select_entry(list(disks_available), 'Remaining disks:',
+ 'Select second disk:', format_selection)
+ disks_selected[disk1] = disks_available[disk1]
+
+ target_size: int = min(disks_selected[disk0],
+ disks_selected[disk1])
+
+ # create partitions
+ if not ask_yes_no(MSG_INFO_INSTALL_RAID_CONFIRM):
+ print(MSG_INFO_INSTALL_EXIT)
+ exit()
+
+ disks: list[disk.DiskDetails] = []
+ for disk_selected in list(disks_selected):
+ print(f'Creating partitions on {disk_selected}')
+ disk_details = create_partitions(disk_selected, target_size,
+ prompt=False)
+ disk.filesystem_create(disk_details.partition['efi'], 'efi')
+
+ disks.append(disk_details)
+
+ print('Creating RAID array')
+ members = [disk.partition['root'] for disk in disks]
+ raid_details: raid.RaidDetails = raid.raid_create(members)
+ # raid init stuff
+ print('Updating initramfs')
+ raid.update_initramfs()
+ # end init
+ print('Creating filesystem on RAID array')
+ disk.filesystem_create(raid_details.name, 'ext4')
+
+ return raid_details
+
def prepare_tmp_disr() -> None:
"""Create temporary directories for installation
@@ -294,7 +414,7 @@ def image_fetch(image_path: str) -> Path:
if local_path.is_file():
return local_path
else:
- raise
+ raise FileNotFoundError
except Exception:
print(f'The image cannot be fetched from: {image_path}')
exit(1)
@@ -351,6 +471,27 @@ def cleanup(mounts: list[str] = [], remove_items: list[str] = []) -> None:
if Path(remove_item).is_dir():
rmtree(remove_item)
+def cleanup_raid(details: raid.RaidDetails) -> None:
+ efiparts = []
+ for raid_disk in details.disks:
+ efiparts.append(raid_disk.partition['efi'])
+ cleanup([details.name, *efiparts],
+ ['/mnt/installation'])
+
+
+def is_raid_install(install_object: Union[disk.DiskDetails, raid.RaidDetails]) -> bool:
+ """Check if installation target is a RAID array
+
+ Args:
+ install_object (Union[disk.DiskDetails, raid.RaidDetails]): a target disk
+
+ Returns:
+ bool: True if it is a RAID array
+ """
+ if isinstance(install_object, raid.RaidDetails):
+ return True
+ return False
+
def install_image() -> None:
"""Install an image to a disk
@@ -363,50 +504,44 @@ def install_image() -> None:
print(MSG_INFO_INSTALL_EXIT)
exit()
+ # configure image name
+ running_image_name: str = image.get_running_image()
+ while True:
+ image_name: str = ask_input(MSG_INPUT_IMAGE_NAME,
+ running_image_name)
+ if image.validate_name(image_name):
+ break
+ print(MSG_WARN_IMAGE_NAME_WRONG)
+
+ # ask for password
+ user_password: str = ask_input(MSG_INPUT_PASSWORD, default='vyos')
+
+ # ask for default console
+ console_type: str = ask_input(MSG_INPUT_CONSOLE_TYPE,
+ default='K',
+ valid_responses=['K', 'S', 'U'])
+ console_dict: dict[str, str] = {'K': 'tty', 'S': 'ttyS', 'U': 'ttyUSB'}
+
+ disks: dict[str, int] = find_disks()
+
+ install_target: Union[disk.DiskDetails, raid.RaidDetails, None] = None
try:
- # configure image name
- running_image_name: str = image.get_running_image()
- while True:
- image_name: str = ask_input(MSG_INPUT_IMAGE_NAME,
- running_image_name)
- if image.validate_name(image_name):
- break
- print(MSG_WARN_IMAGE_NAME_WRONG)
-
- # define target drive
- install_target, target_size = find_disk()
-
- # define target rootfs size in KB (smallest unit acceptable by sgdisk)
- availabe_size: int = (target_size - CONST_RESERVED_SPACE) // 1024
- rootfs_size: int = ask_root_size(availabe_size)
-
- # ask for password
- user_password: str = ask_input(MSG_INPUT_PASSWORD, default='vyos')
-
- # ask for default console
- console_type: str = ask_input(MSG_INPUT_CONSOLE_TYPE,
- default='K',
- valid_responses=['K', 'S', 'U'])
- console_dict: dict[str, str] = {'K': 'tty', 'S': 'ttyS', 'U': 'ttyUSB'}
-
- # create partitions
- if not ask_yes_no(MSG_INFO_INSTALL_DISK_CONFIRM):
- print(MSG_INFO_INSTALL_EXIT)
- exit()
- print(MSG_INFO_INSTALL_PARTITONING)
- disk.disk_cleanup(install_target)
- disk.parttable_create(install_target, rootfs_size)
- disk.filesystem_create(f'{install_target}2', 'efi')
- disk.filesystem_create(f'{install_target}3', 'ext4')
-
- # create directiroes for installation media
+ install_target = check_raid_install(disks)
+ if install_target is None:
+ install_target = ask_single_disk(disks)
+
+ # create directories for installation media
prepare_tmp_disr()
# mount target filesystem and create required dirs inside
print('Mounting new partitions')
- disk.partition_mount(f'{install_target}3', DIR_DST_ROOT)
- Path(f'{DIR_DST_ROOT}/boot/efi').mkdir(parents=True)
- disk.partition_mount(f'{install_target}2', f'{DIR_DST_ROOT}/boot/efi')
+ if is_raid_install(install_target):
+ disk.partition_mount(install_target.name, DIR_DST_ROOT)
+ Path(f'{DIR_DST_ROOT}/boot/efi').mkdir(parents=True)
+ else:
+ disk.partition_mount(install_target.partition['root'], DIR_DST_ROOT)
+ Path(f'{DIR_DST_ROOT}/boot/efi').mkdir(parents=True)
+ disk.partition_mount(install_target.partition['efi'], f'{DIR_DST_ROOT}/boot/efi')
# a config dir. It is the deepest one, so the comand will
# create all the rest in a single step
@@ -432,10 +567,10 @@ def install_image() -> None:
copy(FILE_ROOTFS_SRC,
f'{DIR_DST_ROOT}/boot/{image_name}/{image_name}.squashfs')
- # install GRUB
- print('Installing GRUB to the drive')
- grub.install(install_target, f'{DIR_DST_ROOT}/boot/',
- f'{DIR_DST_ROOT}/boot/efi')
+ if is_raid_install(install_target):
+ write_dir: str = f'{DIR_DST_ROOT}/boot/{image_name}/rw'
+ raid.update_default(write_dir)
+
setup_grub(DIR_DST_ROOT)
# add information about version
grub.create_structure()
@@ -443,9 +578,34 @@ def install_image() -> None:
grub.set_default(image_name, DIR_DST_ROOT)
grub.set_console_type(console_dict[console_type], DIR_DST_ROOT)
+ if is_raid_install(install_target):
+ # add RAID specific modules
+ grub.modules_write(f'{DIR_DST_ROOT}/{grub.CFG_VYOS_MODULES}',
+ ['part_msdos', 'part_gpt', 'diskfilter',
+ 'ext2','mdraid1x'])
+ # install GRUB
+ if is_raid_install(install_target):
+ print('Installing GRUB to the drives')
+ l = install_target.disks
+ for disk_target in l:
+ disk.partition_mount(disk_target.partition['efi'], f'{DIR_DST_ROOT}/boot/efi')
+ grub.install(disk_target.name, f'{DIR_DST_ROOT}/boot/',
+ f'{DIR_DST_ROOT}/boot/efi',
+ id=f'VyOS (RAID disk {l.index(disk_target) + 1})')
+ disk.partition_umount(disk_target.partition['efi'])
+ else:
+ print('Installing GRUB to the drive')
+ grub.install(install_target.name, f'{DIR_DST_ROOT}/boot/',
+ f'{DIR_DST_ROOT}/boot/efi')
+
# umount filesystems and remove temporary files
- cleanup([f'{install_target}2', f'{install_target}3'],
- ['/mnt/installation'])
+ if is_raid_install(install_target):
+ cleanup([install_target.name],
+ ['/mnt/installation'])
+ else:
+ cleanup([install_target.partition['efi'],
+ install_target.partition['root']],
+ ['/mnt/installation'])
# we are done
print(MSG_INFO_INSTALL_SUCCESS)
@@ -455,8 +615,13 @@ def install_image() -> None:
print(f'Unable to install VyOS: {err}')
# unmount filesystems and clenup
try:
- cleanup([f'{install_target}2', f'{install_target}3'],
- ['/mnt/installation'])
+ if install_target is not None:
+ if is_raid_install(install_target):
+ cleanup_raid(install_target)
+ else:
+ cleanup([install_target.partition['efi'],
+ install_target.partition['root']],
+ ['/mnt/installation'])
except Exception as err:
print(f'Cleanup failed: {err}')