# vi: ts=4 expandtab # # Author: Neal Shrader # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License version 3, as # published by the Free Software Foundation. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . from cloudinit import log as logging from cloudinit import util from cloudinit import sources from cloudinit import ec2_utils from types import StringType import functools LOG = logging.getLogger(__name__) BUILTIN_DS_CONFIG = { 'metadata_url': 'http://169.254.169.254/metadata/v1/', 'mirrors_url': 'http://mirrors.digitalocean.com/' } MD_RETRIES = 0 MD_TIMEOUT = 1 class DataSourceDigitalOcean(sources.DataSource): def __init__(self, sys_cfg, distro, paths): sources.DataSource.__init__(self, sys_cfg, distro, paths) self.metadata = dict() self.ds_cfg = util.mergemanydict([ util.get_cfg_by_path(sys_cfg, ["datasource", "DigitalOcean"], {}), BUILTIN_DS_CONFIG]) self.metadata_address = self.ds_cfg['metadata_url'] if self.ds_cfg.get('retries'): self.retries = self.ds_cfg['retries'] else: self.retries = MD_RETRIES if self.ds_cfg.get('timeout'): self.timeout = self.ds_cfg['timeout'] else: self.timeout = MD_TIMEOUT def get_data(self): caller = functools.partial(util.read_file_or_url, timeout=self.timeout, retries=self.retries) md = ec2_utils.MetadataMaterializer(str(caller(self.metadata_address)), base_url=self.metadata_address, caller=caller) self.metadata = md.materialize() if self.metadata.get('id'): return True else: return False def get_userdata_raw(self): return "\n".join(self.metadata['user-data']) def get_vendordata_raw(self): return "\n".join(self.metadata['vendor-data']) def get_public_ssh_keys(self): if type(self.metadata['public-keys']) is StringType: return [self.metadata['public-keys']] else: return self.metadata['public-keys'] @property def availability_zone(self): return self.metadata['region'] def get_instance_id(self): return self.metadata['id'] def get_hostname(self, fqdn=False): return self.metadata['hostname'] def get_package_mirror_info(self): return self.ds_cfg['mirrors_url'] @property def launch_index(self): return None # Used to match classes to dependencies datasources = [ (DataSourceDigitalOcean, (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)