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/snap/core24/1587/usr/lib/python3/dist-packages/cloudinit/sources/

/snap/core24/1587/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	43843	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/core24/1587/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceExoscale.py (8830B)

# Author: Mathieu Corbin <mathieu.corbin@exoscale.com>
# Author: Christopher Glass <christopher.glass@exoscale.com>
#
# This file is part of cloud-init. See LICENSE file for license information.

import logging

from cloudinit import atomic_helper, dmi, helpers, sources, url_helper, util
from cloudinit.sources.helpers import ec2

LOG = logging.getLogger(__name__)

METADATA_URL = "http://169.254.169.254"
API_VERSION = "1.0"
PASSWORD_SERVER_PORT = 8080

URL_TIMEOUT = 10
URL_RETRIES = 6

EXOSCALE_DMI_NAME = "Exoscale"

class DataSourceExoscale(sources.DataSource):

dsname = "Exoscale"

url_max_wait = 120

def __init__(self, sys_cfg, distro, paths):
        super(DataSourceExoscale, self).__init__(sys_cfg, distro, paths)
        LOG.debug("Initializing the Exoscale datasource")

self.metadata_url = self.ds_cfg.get("metadata_url", METADATA_URL)
        self.api_version = self.ds_cfg.get("api_version", API_VERSION)
        self.password_server_port = int(
            self.ds_cfg.get("password_server_port", PASSWORD_SERVER_PORT)
        )
        self.url_timeout = self.ds_cfg.get("timeout", URL_TIMEOUT)
        self.url_retries = self.ds_cfg.get("retries", URL_RETRIES)
        self.extra_config = {}

def activate(self, cfg, is_new_instance):
        """Adjust set_passwords module to run 'always' during each boot"""
        # We run the set password config module on every boot in order to
        # enable resetting the instance's password via the exoscale console
        # (and a subsequent instance reboot).
        # Exoscale password server only provides set_passwords user-data if
        # a user has triggered a password reset. So calling that password
        # service generally results in no additional cloud-config.
        # TODO(Create util functions for overriding merged sys_cfg module freq)
        mod = "set_passwords"
        sem_path = self.paths.get_ipath_cur("sem")
        sem_helper = helpers.FileSemaphores(sem_path)
        if sem_helper.clear("config_" + mod, None):
            LOG.debug("Overriding module set_passwords with frequency always")

def wait_for_metadata_service(self):
        """Wait for the metadata service to be reachable."""

metadata_url = "{}/{}/meta-data/instance-id".format(
            self.metadata_url, self.api_version
        )

url, _response = url_helper.wait_for_url(
            urls=[metadata_url],
            max_wait=self.url_max_wait,
            timeout=self.url_timeout,
            status_cb=LOG.critical,
        )

return bool(url)

def crawl_metadata(self):
        """
        Crawl the metadata service when available.

@returns: Dictionary of crawled metadata content.
        """
        metadata_ready = self.wait_for_metadata_service()

if not metadata_ready:
            LOG.error("Unable to get response from metadata service")
            return {}

return read_metadata(
            self.metadata_url,
            self.api_version,
            self.password_server_port,
            self.url_timeout,
            self.url_retries,
        )

def _get_data(self):
        """Fetch the user data, the metadata and the VM password
        from the metadata service.

Please refer to the datasource documentation for details on how the
        metadata server and password server are crawled.
        """
        data = self.crawl_metadata()

if not data:
            return False

self.userdata_raw = data["user-data"]
        self.metadata = data["meta-data"]
        password = data.get("password")

password_config = {}
        if password:
            # Since we have a password, let's make sure we are allowed to use
            # it by allowing ssh_pwauth.
            # The password module's default behavior is to leave the
            # configuration as-is in this regard, so that means it will either
            # leave the password always disabled if no password is ever set, or
            # leave the password login enabled if we set it once.
            password_config = {
                "ssh_pwauth": True,
                "password": password,
                "chpasswd": {
                    "expire": False,
                },
            }

# builtin extra_config overrides password_config
        self.extra_config = util.mergemanydict(
            [self.extra_config, password_config]
        )

return True

def get_config_obj(self):
        return self.extra_config

@staticmethod
    def ds_detect():
        return dmi.read_dmi_data("system-product-name").startswith(
            EXOSCALE_DMI_NAME
        )

# Used to match classes to dependencies
datasources = [
    (DataSourceExoscale, (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)

def get_password(
    metadata_url=METADATA_URL,
    api_version=API_VERSION,
    password_server_port=PASSWORD_SERVER_PORT,
    url_timeout=URL_TIMEOUT,
    url_retries=URL_RETRIES,
):
    """Obtain the VM's password if set.

Once fetched the password is marked saved. Future calls to this method may
    return empty string or 'saved_password'."""
    password_url = "{}:{}/{}/".format(
        metadata_url, password_server_port, api_version
    )
    response = url_helper.read_file_or_url(
        password_url,
        ssl_details=None,
        headers={"DomU_Request": "send_my_password"},
        timeout=url_timeout,
        retries=url_retries,
    )
    password = response.contents.decode("utf-8")
    # the password is empty or already saved
    # Note: the original metadata server would answer an additional
    # 'bad_request' status, but the Exoscale implementation does not.
    if password in ["", "saved_password"]:
        return None
    # save the password
    url_helper.read_file_or_url(
        password_url,
        ssl_details=None,
        headers={"DomU_Request": "saved_password"},
        timeout=url_timeout,
        retries=url_retries,
    )
    return password

def read_metadata(
    metadata_url=METADATA_URL,
    api_version=API_VERSION,
    password_server_port=PASSWORD_SERVER_PORT,
    url_timeout=URL_TIMEOUT,
    url_retries=URL_RETRIES,
):
    """Query the metadata server and return the retrieved data."""
    crawled_metadata = {}
    crawled_metadata["_metadata_api_version"] = api_version
    try:
        crawled_metadata["user-data"] = ec2.get_instance_userdata(
            api_version, metadata_url, timeout=url_timeout, retries=url_retries
        )
        crawled_metadata["meta-data"] = ec2.get_instance_metadata(
            api_version, metadata_url, timeout=url_timeout, retries=url_retries
        )
    except Exception as e:
        util.logexc(
            LOG, "failed reading from metadata url %s (%s)", metadata_url, e
        )
        return {}

try:
        crawled_metadata["password"] = get_password(
            api_version=api_version,
            metadata_url=metadata_url,
            password_server_port=password_server_port,
            url_retries=url_retries,
            url_timeout=url_timeout,
        )
    except Exception as e:
        util.logexc(
            LOG,
            "failed to read from password server url %s:%s (%s)",
            metadata_url,
            password_server_port,
            e,
        )

return crawled_metadata

if __name__ == "__main__":
    import argparse

parser = argparse.ArgumentParser(description="Query Exoscale Metadata")
    parser.add_argument(
        "--endpoint",
        metavar="URL",
        help="The url of the metadata service.",
        default=METADATA_URL,
    )
    parser.add_argument(
        "--version",
        metavar="VERSION",
        help="The version of the metadata endpoint to query.",
        default=API_VERSION,
    )
    parser.add_argument(
        "--retries",
        metavar="NUM",
        type=int,
        help="The number of retries querying the endpoint.",
        default=URL_RETRIES,
    )
    parser.add_argument(
        "--timeout",
        metavar="NUM",
        type=int,
        help="The time in seconds to wait before timing out.",
        default=URL_TIMEOUT,
    )
    parser.add_argument(
        "--password-port",
        metavar="PORT",
        type=int,
        help="The port on which the password endpoint listens",
        default=PASSWORD_SERVER_PORT,
    )

args = parser.parse_args()

data = read_metadata(
        metadata_url=args.endpoint,
        api_version=args.version,
        password_server_port=args.password_port,
        url_timeout=args.timeout,
        url_retries=args.retries,
    )

print(atomic_helper.json_dumps(data))

cmd: