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# Copyright (C) 2015-2016 Bigstep Cloud Ltd. # # Author: Alexandru Sirbu <[email protected]> # # This file is part of cloud-init. See LICENSE file for license information. import errno import json import os from cloudinit import sources, url_helper, util class DataSourceBigstep(sources.DataSource): dsname = "Bigstep" def __init__(self, sys_cfg, distro, paths): super().__init__(sys_cfg, distro, paths) self.metadata = {} self.vendordata_raw = "" self.userdata_raw = "" def _get_data(self, apply_filter=False) -> bool: url = self._get_url_from_file() if url is None: return False response = url_helper.readurl(url) decoded = json.loads(response.contents.decode()) self.metadata = decoded["metadata"] self.vendordata_raw = decoded["vendordata_raw"] self.userdata_raw = decoded["userdata_raw"] return True def _get_subplatform(self) -> str: """Return the subplatform metadata source details.""" return f"metadata ({self._get_url_from_file()})" def _get_url_from_file(self): url_file = os.path.join( self.paths.cloud_dir, "data", "seed", "bigstep", "url" ) try: content = util.load_file(url_file) except IOError as e: # If the file doesn't exist, then the server probably isn't a # Bigstep instance; otherwise, another problem exists which needs # investigation if e.errno == errno.ENOENT: return None else: raise return content # Used to match classes to dependencies datasources = [ (DataSourceBigstep, (sources.DEP_FILESYSTEM, sources.DEP_NETWORK)), ] # Return a list of data sources that match this set of dependencies def get_datasource_list(depends): return sources.list_from_depends(depends, datasources) # vi: ts=4 expandtab