Gestionnaire de fichiers - Editer - /usr/lib/python2.7/site-packages/cloudinit/sources/DataSourceHetzner.py
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# Author: Jonas Keidel <jonas.keidel@hetzner.com> # Author: Markus Schade <markus.schade@hetzner.com> # # This file is part of cloud-init. See LICENSE file for license information. # """Hetzner Cloud API Documentation. https://docs.hetzner.cloud/""" from cloudinit import log as logging from cloudinit import net as cloudnet from cloudinit import sources from cloudinit import util import cloudinit.sources.helpers.hetzner as hc_helper LOG = logging.getLogger(__name__) BASE_URL_V1 = 'http://169.254.169.254/hetzner/v1' BUILTIN_DS_CONFIG = { 'metadata_url': BASE_URL_V1 + '/metadata', 'userdata_url': BASE_URL_V1 + '/userdata', } MD_RETRIES = 60 MD_TIMEOUT = 2 MD_WAIT_RETRY = 2 class DataSourceHetzner(sources.DataSource): dsname = 'Hetzner' def __init__(self, sys_cfg, distro, paths): sources.DataSource.__init__(self, sys_cfg, distro, paths) self.distro = distro self.metadata = dict() self.ds_cfg = util.mergemanydict([ util.get_cfg_by_path(sys_cfg, ["datasource", "Hetzner"], {}), BUILTIN_DS_CONFIG]) self.metadata_address = self.ds_cfg['metadata_url'] self.userdata_address = self.ds_cfg['userdata_url'] self.retries = self.ds_cfg.get('retries', MD_RETRIES) self.timeout = self.ds_cfg.get('timeout', MD_TIMEOUT) self.wait_retry = self.ds_cfg.get('wait_retry', MD_WAIT_RETRY) self._network_config = None self.dsmode = sources.DSMODE_NETWORK def get_data(self): if not on_hetzner(): return False nic = cloudnet.find_fallback_nic() with cloudnet.EphemeralIPv4Network(nic, "169.254.0.1", 16, "169.254.255.255"): md = hc_helper.read_metadata( self.metadata_address, timeout=self.timeout, sec_between=self.wait_retry, retries=self.retries) ud = hc_helper.read_userdata( self.userdata_address, timeout=self.timeout, sec_between=self.wait_retry, retries=self.retries) self.userdata_raw = ud self.metadata_full = md """hostname is name provided by user at launch. The API enforces it is a valid hostname, but it is not guaranteed to be resolvable in dns or fully qualified.""" self.metadata['instance-id'] = md['instance-id'] self.metadata['local-hostname'] = md['hostname'] self.metadata['network-config'] = md.get('network-config', None) self.metadata['public-keys'] = md.get('public-keys', None) self.vendordata_raw = md.get("vendor_data", None) return True @property def network_config(self): """Configure the networking. This needs to be done each boot, since the IP information may have changed due to snapshot and/or migration. """ if self._network_config: return self._network_config _net_config = self.metadata['network-config'] if not _net_config: raise Exception("Unable to get meta-data from server....") self._network_config = _net_config return self._network_config def on_hetzner(): return util.read_dmi_data('system-manufacturer') == "Hetzner" # Used to match classes to dependencies datasources = [ (DataSourceHetzner, (sources.DEP_FILESYSTEM, )), ] # 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
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