FM / sources

/snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/sources/

/snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/sources

Name	Size	Mode	Actions
azure/	-	0755	rm
helpers/	-	0755	rm
__pycache__/	-	0755	rm
DataSourceAliYun.py	2221	0644	edit dl rm
DataSourceAltCloud.py	8489	0644	edit dl rm
DataSourceAzure.py	70329	0644	edit dl rm
DataSourceBigstep.py	1964	0644	edit dl rm
DataSourceCloudSigma.py	4096	0644	edit dl rm
DataSourceCloudStack.py	10090	0644	edit dl rm
DataSourceConfigDrive.py	11275	0644	edit dl rm
DataSourceDigitalOcean.py	3904	0644	edit dl rm
DataSourceEc2.py	36670	0644	edit dl rm
DataSourceExoscale.py	9105	0644	edit dl rm
DataSourceGCE.py	12251	0644	edit dl rm
DataSourceHetzner.py	5537	0644	edit dl rm
DataSourceIBMCloud.py	14391	0644	edit dl rm
DataSourceLXD.py	17599	0644	edit dl rm
DataSourceMAAS.py	14735	0644	edit dl rm
DataSourceNoCloud.py	12676	0644	edit dl rm
DataSourceNone.py	1393	0644	edit dl rm
DataSourceNWCS.py	4768	0644	edit dl rm
DataSourceOpenNebula.py	16362	0644	edit dl rm
DataSourceOpenStack.py	10713	0644	edit dl rm
DataSourceOracle.py	15069	0644	edit dl rm
DataSourceOVF.py	10724	0644	edit dl rm
DataSourceRbxCloud.py	8021	0644	edit dl rm
DataSourceScaleway.py	9693	0644	edit dl rm
DataSourceSmartOS.py	34909	0644	edit dl rm
DataSourceUpCloud.py	5686	0644	edit dl rm
DataSourceVMware.py	33485	0644	edit dl rm
DataSourceVultr.py	4279	0644	edit dl rm
__init__.py	41771	0644	edit dl rm

Edit: /snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceHetzner.py (5537B)

# 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/"""

import cloudinit.sources.helpers.hetzner as hc_helper
from cloudinit import dmi
from cloudinit import log as logging
from cloudinit import net, sources, util
from cloudinit.net.dhcp import NoDHCPLeaseError
from cloudinit.net.ephemeral import EphemeralDHCPv4

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 = sources.UNSET
        self.dsmode = sources.DSMODE_NETWORK

def _get_data(self):
        (on_hetzner, serial) = get_hcloud_data()

if not on_hetzner:
            return False

try:
            with EphemeralDHCPv4(
                iface=net.find_fallback_nic(),
                connectivity_url_data={
                    "url": BASE_URL_V1 + "/metadata/instance-id",
                },
                tmp_dir=self.distro.get_tmp_exec_path(),
            ):
                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,
                )
        except (NoDHCPLeaseError) as e:
            LOG.error("Bailing, DHCP Exception: %s", e)
            raise

# Hetzner cloud does not support binary user-data. So here, do a
        # base64 decode of the data if we can. The end result being that a
        # user can provide base64 encoded (possibly gzipped) data as user-data.
        #
        # The fallout is that in the event of b64 encoded user-data,
        # /var/lib/cloud-init/cloud-config.txt will not be identical to the
        # user-data provided.  It will be decoded.
        self.userdata_raw = hc_helper.maybe_b64decode(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)

# instance-id and serial from SMBIOS should be identical
        if self.get_instance_id() != serial:
            raise RuntimeError(
                "SMBIOS serial does not match instance ID from metadata"
            )

return True

def check_instance_id(self, sys_cfg):
        return sources.instance_id_matches_system_uuid(
            self.get_instance_id(), "system-serial-number"
        )

@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 is None:
            LOG.warning(
                "Found None as cached _network_config. Resetting to %s",
                sources.UNSET,
            )
            self._network_config = sources.UNSET

if self._network_config != sources.UNSET:
            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 get_hcloud_data():
    vendor_name = dmi.read_dmi_data("system-manufacturer")
    if vendor_name != "Hetzner":
        return (False, None)

serial = dmi.read_dmi_data("system-serial-number")
    if serial:
        LOG.debug("Running on Hetzner Cloud: serial=%s", serial)
    else:
        raise RuntimeError("Hetzner Cloud detected, but no serial found")

return (True, serial)

# 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)

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