Current File : //proc/self/root/lib/python3/dist-packages/uaclient/api/u/pro/attach/guest/get_guest_token/v1.py
from uaclient import config, contract, system, util
from uaclient.api import exceptions
from uaclient.api.api import APIEndpoint
from uaclient.api.data_types import AdditionalInfo
from uaclient.api.u.pro.status.is_attached.v1 import _is_attached
from uaclient.data_types import (
DataObject,
DatetimeDataValue,
Field,
StringDataValue,
)
from uaclient.files import machine_token
class GetGuestTokenResult(DataObject, AdditionalInfo):
fields = [
Field(
"guest_token",
StringDataValue,
doc="The guest token",
),
Field(
"id",
StringDataValue,
doc="The ID of the guest token",
),
Field(
"expires",
DatetimeDataValue,
doc="The expiration time of the guest token",
),
]
def __init__(
self,
guest_token: str,
id: str,
expires: str,
):
self.guest_token = guest_token
self.id = id
self.expires = expires
def get_guest_token() -> GetGuestTokenResult:
return _get_guest_token(config.UAConfig())
def _get_guest_token(
cfg: config.UAConfig,
) -> GetGuestTokenResult:
"""
This endpoint fetches a guest token from the backend.
"""
if not util.we_are_currently_root():
raise exceptions.NonRootUserError()
if not _is_attached(cfg).is_attached:
raise exceptions.UnattachedError()
machine_token_file = machine_token.get_machine_token_file(cfg)
machine_token_dict = machine_token_file.machine_token
contract_id = machine_token_file.contract_id
if machine_token_dict is None or contract_id is None:
# mypy doesn't know that these will never be None if we're attached
# and root
raise exceptions.UnattachedError()
machine_token_str = machine_token_dict["machineToken"]
machine_id = system.get_machine_id(cfg)
contract_client = contract.UAContractClient(cfg)
guest_token = contract_client.get_guest_token(
machine_token=machine_token_str,
contract_id=contract_id,
machine_id=machine_id,
)
return GetGuestTokenResult(
guest_token=guest_token["guestToken"],
id=guest_token["id"],
expires=guest_token["expires"],
)
endpoint = APIEndpoint(
version="v1",
name="GetGuestToken",
fn=_get_guest_token,
options_cls=None,
)
_doc = {
"introduced_in": "35",
"requires_network": True,
"example_python": """
from uaclient.api.u.pro.attach.guest_token.get_guest_token.v1 import get_guest_token
get_guest_token()
""", # noqa: E501
"result_class": GetGuestTokenResult,
"exceptions": [
(
exceptions.ConnectivityError,
(
"Raised if it is not possible to connect to the contracts"
" service."
),
),
(
exceptions.ContractAPIError,
(
"Raised if there is an unexpected error in the contracts"
" service interaction."
),
),
(
exceptions.NonRootUserError,
("Raised if a non-root user executes this endpoint."),
),
(exceptions.UnattachedError, "Raised if the machine is not attached"),
(
exceptions.FeatureNotSupportedOldTokenError,
("Raised if the machine needs to be re-attached first."),
),
],
"example_cli": "pro api u.pro.attach.guest_token.get_guest_token.v1",
"example_json": """
{
"guest_token": "...",
"id": "...",
"expires": "..."
}
""",
}
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