diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/op_mode/image_installer.py | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/src/op_mode/image_installer.py b/src/op_mode/image_installer.py index 0d2d7076c..bdc16de15 100755 --- a/src/op_mode/image_installer.py +++ b/src/op_mode/image_installer.py @@ -40,13 +40,14 @@ from vyos.template import render from vyos.utils.io import ask_input, ask_yes_no, select_entry from vyos.utils.file import chmod_2775 from vyos.utils.process import cmd, run -from vyos.version import get_remote_version +from vyos.version import get_remote_version, get_version_data # define text messages MSG_ERR_NOT_LIVE: str = 'The system is already installed. Please use "add system image" instead.' MSG_ERR_LIVE: str = 'The system is in live-boot mode. Please use "install image" instead.' MSG_ERR_NO_DISK: str = 'No suitable disk was found. There must be at least one disk of 2GB or greater size.' MSG_ERR_IMPROPER_IMAGE: str = 'Missing sha256sum.txt.\nEither this image is corrupted, or of era 1.2.x (md5sum) and would downgrade image tools;\ndisallowed in either case.' +MSG_ERR_ARCHITECTURE_MISMATCH: str = 'Upgrading to a different image architecture will break your system.' MSG_INFO_INSTALL_WELCOME: str = 'Welcome to VyOS installation!\nThis command will install VyOS to your permanent storage.' MSG_INFO_INSTALL_EXIT: str = 'Exiting from VyOS installation' MSG_INFO_INSTALL_SUCCESS: str = 'The image installed successfully; please reboot now.' @@ -79,6 +80,9 @@ MSG_WARN_ROOT_SIZE_TOOSMALL: str = 'The size is too small. Try again' MSG_WARN_IMAGE_NAME_WRONG: str = 'The suggested name is unsupported!\n'\ 'It must be between 1 and 64 characters long and contains only the next characters: .+-_ a-z A-Z 0-9' MSG_WARN_PASSWORD_CONFIRM: str = 'The entered values did not match. Try again' +MSG_WARN_FLAVOR_MISMATCH: str = 'The running image flavor is "{0}". The new image flavor is "{1}".\n' \ +'Installing a different image flavor may cause functionality degradation or break your system.\n' \ +'Do you want to continue with installation?' CONST_MIN_DISK_SIZE: int = 2147483648 # 2 GB CONST_MIN_ROOT_SIZE: int = 1610612736 # 1.5 GB # a reserved space: 2MB for header, 1 MB for BIOS partition, 256 MB for EFI @@ -693,6 +697,31 @@ def is_raid_install(install_object: Union[disk.DiskDetails, raid.RaidDetails]) - return False +def validate_compatibility(iso_path: str) -> None: + """Check architecture and flavor compatibility with the running image + + Args: + iso_path (str): a path to the mounted ISO image + """ + old_data = get_version_data() + old_flavor = old_data.get('flavor', '') + old_architecture = old_data.get('architecture') or cmd('dpkg --print-architecture') + + new_data = get_version_data(f'{iso_path}/version.json') + new_flavor = new_data.get('flavor', '') + new_architecture = new_data.get('architecture', '') + + if not old_architecture == new_architecture: + print(MSG_ERR_ARCHITECTURE_MISMATCH) + cleanup() + exit(MSG_INFO_INSTALL_EXIT) + + if not old_flavor == new_flavor: + if not ask_yes_no(MSG_WARN_FLAVOR_MISMATCH.format(old_flavor, new_flavor), default=False): + cleanup() + exit(MSG_INFO_INSTALL_EXIT) + + def install_image() -> None: """Install an image to a disk """ @@ -876,6 +905,9 @@ def add_image(image_path: str, vrf: str = None, username: str = '', Path(DIR_ISO_MOUNT).mkdir(mode=0o755, parents=True) disk.partition_mount(iso_path, DIR_ISO_MOUNT, 'iso9660') + print('Validating image compatibility') + validate_compatibility(DIR_ISO_MOUNT) + # check sums print('Validating image checksums') if not Path(DIR_ISO_MOUNT).joinpath('sha256sum.txt').exists(): |