FM / sources

/snap/core22/2411/usr/lib/python3/dist-packages/cloudinit/sources/

/snap/core22/2411/usr/lib/python3/dist-packages/cloudinit/sources

Name	Size	Mode	Actions
azure/	-	0755	rm
helpers/	-	0755	rm
__pycache__/	-	0755	rm
DataSourceAkamai.py	12960	0644	edit dl rm
DataSourceAliYun.py	15496	0644	edit dl rm
DataSourceAltCloud.py	8622	0644	edit dl rm
DataSourceAzure.py	79257	0644	edit dl rm
DataSourceBigstep.py	1946	0644	edit dl rm
DataSourceCloudCIX.py	5311	0644	edit dl rm
DataSourceCloudSigma.py	3956	0644	edit dl rm
DataSourceCloudStack.py	13202	0644	edit dl rm
DataSourceConfigDrive.py	11498	0644	edit dl rm
DataSourceDigitalOcean.py	4300	0644	edit dl rm
DataSourceEc2.py	43694	0644	edit dl rm
DataSourceExoscale.py	8830	0644	edit dl rm
DataSourceGCE.py	13981	0644	edit dl rm
DataSourceHetzner.py	9336	0644	edit dl rm
DataSourceIBMCloud.py	14999	0644	edit dl rm
DataSourceLXD.py	17654	0644	edit dl rm
DataSourceMAAS.py	15203	0644	edit dl rm
DataSourceNoCloud.py	16030	0644	edit dl rm
DataSourceNone.py	1304	0644	edit dl rm
DataSourceNWCS.py	4513	0644	edit dl rm
DataSourceOpenNebula.py	16042	0644	edit dl rm
DataSourceOpenStack.py	10445	0644	edit dl rm
DataSourceOracle.py	20689	0644	edit dl rm
DataSourceOVF.py	13135	0644	edit dl rm
DataSourceRbxCloud.py	8039	0644	edit dl rm
DataSourceScaleway.py	15108	0644	edit dl rm
DataSourceSmartOS.py	35075	0644	edit dl rm
DataSourceUpCloud.py	5321	0644	edit dl rm
DataSourceVMware.py	42783	0644	edit dl rm
DataSourceVultr.py	4614	0644	edit dl rm
DataSourceWSL.py	17335	0644	edit dl rm
__init__.py	45489	0644	edit dl rm

Edit: /snap/core22/2411/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceNWCS.py (4513B)

# Author: NWCS.sh <foss@nwcs.sh>
#
# This file is part of cloud-init. See LICENSE file for license information.

import logging

from requests import exceptions

from cloudinit import dmi, net, sources, subp, url_helper, 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/api/v1"

BUILTIN_DS_CONFIG = {
    "metadata_url": BASE_URL_V1 + "/metadata",
}

MD_RETRIES = 30
MD_TIMEOUT = 5
MD_WAIT_RETRY = 5

class DataSourceNWCS(sources.DataSource):

dsname = "NWCS"

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", "NWCS"], {}),
                BUILTIN_DS_CONFIG,
            ]
        )
        self.metadata_address = self.ds_cfg["metadata_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
        self.metadata_full = None

def _unpickle(self, ci_pkl_version: int) -> None:
        super()._unpickle(ci_pkl_version)
        if not self._network_config:
            self._network_config = sources.UNSET

def _get_data(self):
        md = self.get_metadata()

if md is None:
            raise RuntimeError("failed to get metadata")

self.metadata_full = md

self.metadata["instance-id"] = md["instance-id"]
        self.metadata["public-keys"] = md["public-keys"]
        self.metadata["network"] = md["network"]
        self.metadata["local-hostname"] = md["hostname"]

self.userdata_raw = md.get("userdata", None)

self.vendordata_raw = md.get("vendordata", None)

return True

def get_metadata(self):
        try:
            LOG.info("Attempting to get metadata via DHCP")

with EphemeralDHCPv4(
                self.distro,
                iface=net.find_fallback_nic(),
                connectivity_urls_data=[
                    {
                        "url": BASE_URL_V1 + "/metadata/instance-id",
                    }
                ],
            ):
                return read_metadata(
                    self.metadata_address,
                    timeout=self.timeout,
                    sec_between=self.wait_retry,
                    retries=self.retries,
                )

except (
            NoDHCPLeaseError,
            subp.ProcessExecutionError,
            RuntimeError,
            exceptions.RequestException,
        ) as e:
            LOG.error("DHCP failure: %s", e)
            raise

@property
    def network_config(self):
        LOG.debug("Attempting network configuration")

if self._network_config != sources.UNSET:
            return self._network_config

if not self.metadata["network"]["config"]:
            raise RuntimeError("Unable to get metadata from server")

# metadata sends interface names, but we dont want to use them
        for i in self.metadata["network"]["config"]:
            iface_name = get_interface_name(i["mac_address"])

if iface_name:
                LOG.info("Overriding %s with %s", i["name"], iface_name)
                i["name"] = iface_name

self._network_config = self.metadata["network"]

return self._network_config

@staticmethod
    def ds_detect():
        return "NWCS" == dmi.read_dmi_data("system-manufacturer")

def get_interface_name(mac):
    macs_to_nic = net.get_interfaces_by_mac()

if mac not in macs_to_nic:
        return None

return macs_to_nic.get(mac)

# Return a list of data sources that match this set of dependencies
def get_datasource_list(depends):
    return sources.list_from_depends(depends, datasources)

def read_metadata(url, timeout=2, sec_between=2, retries=30):
    response = url_helper.readurl(
        url, timeout=timeout, sec_between=sec_between, retries=retries
    )

if not response.ok():
        raise RuntimeError("unable to read metadata at %s" % url)

return util.load_json(response.contents.decode())

# Used to match classes to dependencies
datasources = [
    (DataSourceNWCS, (sources.DEP_FILESYSTEM,)),
]

cmd: