diff options
Diffstat (limited to 'src/mlia/backend/manager.py')
| -rw-r--r-- | src/mlia/backend/manager.py | 56 |
1 files changed, 52 insertions, 4 deletions
diff --git a/src/mlia/backend/manager.py b/src/mlia/backend/manager.py index a4bc8c0..a752791 100644 --- a/src/mlia/backend/manager.py +++ b/src/mlia/backend/manager.py @@ -1,4 +1,4 @@ -# SPDX-FileCopyrightText: Copyright 2022-2023, Arm Limited and/or its affiliates. +# SPDX-FileCopyrightText: Copyright 2022-2024, Arm Limited and/or its affiliates. # SPDX-License-Identifier: Apache-2.0 """Module for installation process.""" from __future__ import annotations @@ -188,6 +188,33 @@ class DefaultInstallationManager(InstallationManager, InstallationFiltersMixin): logger.info("%s installation canceled.", installation.name) return + for dependency in installation.dependencies: + deps = self.find_by_name(dependency) + if not deps: + raise ValueError( + f"Backend {installation.name} depends on " + f"unknown backend '{dependency}'." + ) + missing_deps = [dep for dep in deps if not dep.already_installed] + if missing_deps: + proceed = self.noninteractive or yes( + "The following dependencies are not installed: " + f"{[dep.name for dep in missing_deps]}. " + "Continue installation anyway?" + ) + logger.warning( + "Installing backend %s with the following dependencies " + "missing: %s", + installation.name, + missing_deps, + ) + if not proceed: + logger.info( + "%s installation canceled due to missing dependencies.", + installation.name, + ) + return + if installation.already_installed and force: logger.info( "Force installing %s, so delete the existing " @@ -254,16 +281,37 @@ class DefaultInstallationManager(InstallationManager, InstallationFiltersMixin): installations = self.already_installed(backend_name) if not installations: - raise ConfigurationError(f"Backend '{backend_name}' is not installed") + raise ConfigurationError(f"Backend '{backend_name}' is not installed.") if len(installations) != 1: raise InternalError( - f"More than one installed backend with name {backend_name} found" + f"More than one installed backend with name {backend_name} found." ) installation = installations[0] - installation.uninstall() + dependent_backends = [ + dep.name + for dep in self.installations + if dep.name in installation.dependencies + ] + if dependent_backends: + msg = ( + f"The following backends depend on '{installation.name}' which " + f"you are about to uninstall: {dependent_backends}", + ) + proceed = self.noninteractive or yes( + f"{msg}. Continue uninstalling anyway?" + ) + logger.warning(msg) + if not proceed: + logger.info( + "Uninstalling %s canceled due to dependencies.", + installation.name, + ) + return + + installation.uninstall() logger.info("%s successfully uninstalled.", installation.name) def backend_installed(self, backend_name: str) -> bool: |