# kas - setup tool for bitbake based projects # # Copyright (c) Siemens AG, 2017-2021 # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. """ This module contains the implementation of the kas configuration. """ import os from .repos import Repo from .includehandler import IncludeHandler, IncludeException __license__ = 'MIT' __copyright__ = 'Copyright (c) Siemens AG, 2017-2021' CONFIG_YAML_FILE = '.config.yaml' class Config: """ Implements the kas configuration based on config files. """ def __init__(self, ctx, filename, target=None, task=None): self._override_target = target self._override_task = task self._config = {} if not filename: filename = os.path.join(ctx.kas_work_dir, CONFIG_YAML_FILE) self.filenames = [os.path.abspath(configfile) for configfile in filename.split(':')] top_repo_path = Repo.get_root_path( os.path.dirname(self.filenames[0])) repo_paths = [Repo.get_root_path(os.path.dirname(configfile), fallback=False) for configfile in self.filenames] if len(set(repo_paths)) > 1: raise IncludeException('All concatenated config files must ' 'belong to the same repository or all ' 'must be outside of versioning control') update = ctx.args.update if hasattr(ctx.args, 'update') else False self.handler = IncludeHandler(self.filenames, top_repo_path, not update) self.repo_dict = self._get_repo_dict() def get_build_system(self): """ Returns the pre-selected build system """ return self._config.get('build_system', '') def find_missing_repos(self, repo_paths={}): """ Returns repos that are in config but not on disk """ (self._config, missing_repo_names) = \ self.handler.get_config(repos=repo_paths) return missing_repo_names def get_config(self): """ Returns the config dict. """ return self._config def get_repos_config(self): """ Returns the repository configuration """ return self._config.get('repos', {}) def get_repos(self): """ Returns the list of repos. """ # Always keep repo_dict and repos synchronous # when calling get_repos self.repo_dict = self._get_repo_dict() return list(self.repo_dict.values()) def get_repo(self, name): """ Returns a `Repo` instance for the configuration with the key `name`. """ repo_defaults = self._config.get('defaults', {}).get('repos', {}) overrides = self._config.get('overrides', {}) \ .get('repos', {}).get(name, {}) config = self.get_repos_config()[name] or {} top_repo_path = self.handler.get_top_repo_path() return Repo.factory(name, config, repo_defaults, top_repo_path, overrides) def _get_repo_dict(self): """ Returns a dictionary containing the repositories with their names (as it is defined in the config file) as keys and the `Repo` instances as values. """ return {name: self.get_repo(name) for name in self.get_repos_config()} def get_bitbake_targets(self): """ Returns a list of bitbake targets """ if self._override_target: return self._override_target environ_targets = [i for i in os.environ.get('KAS_TARGET', '').split() if i] if environ_targets: return environ_targets target = self._config.get('target', 'core-image-minimal') if isinstance(target, str): return [target] return target def get_bitbake_task(self): """ Returns the bitbake task """ if self._override_task: return self._override_task return os.environ.get('KAS_TASK', self._config.get('task', 'build')) def _get_conf_header(self, header_name): """ Returns the local.conf header """ header = '' for key, value in sorted(self._config.get(header_name, {}).items()): header += '# {}\n{}\n'.format(key, value) return header def get_bblayers_conf_header(self): """ Returns the bblayers.conf header """ return self._get_conf_header('bblayers_conf_header') def get_local_conf_header(self): """ Returns the local.conf header """ return self._get_conf_header('local_conf_header') def get_machine(self): """ Returns the machine """ return os.environ.get('KAS_MACHINE', self._config.get('machine', 'qemux86-64')) def get_distro(self): """ Returns the distro """ return os.environ.get('KAS_DISTRO', self._config.get('distro', 'poky')) def get_environment(self): """ Returns the configured environment variables from the configuration file with possible overwritten values from the environment. """ env = self._config.get('env', {}) return {var: os.environ.get(var, env[var]) for var in env} def get_multiconfig(self): """ Returns the multiconfig array as bitbake string """ multiconfigs = set() for target in self.get_bitbake_targets(): if target.startswith('multiconfig:') or target.startswith('mc:'): multiconfigs.add(target.split(':')[1]) return ' '.join(multiconfigs)