oncall-engine/engine/common/cloud_auth_api/client.py
Joey Orlando 2abcc4563a
mobile app proxy - request auth token from cloud auth api (#3748)
# What this PR does

Related to https://github.com/grafana/oncall-private/issues/2071

See [this
conversation](https://raintank-corp.slack.com/archives/C064R17Q1A8/p1706125615995019)
for all the context

## Checklist

- [x] Unit, integration, and e2e (if applicable) tests updated
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
2024-01-25 13:46:55 -05:00

66 lines
2 KiB
Python

import enum
import typing
from urllib.parse import urljoin
import requests
from django.conf import settings
from rest_framework import status
class CloudAuthApiException(Exception):
"""A generic 400 or 500 level exception from the Cloud Auth API"""
def __init__(self, status, url, msg="", method="GET"):
self.url = url
self.status = status
self.method = method
self.msg = msg
def __str__(self):
return f"CloudAuthApiException: status={self.status} url={self.url} method={self.method} error={self.msg}"
class CloudAuthApiClient:
class Scopes(enum.StrEnum):
INCIDENT_WRITE = "incident:write"
def __init__(self):
if settings.GRAFANA_CLOUD_AUTH_API_URL is None or settings.GRAFANA_CLOUD_AUTH_API_SYSTEM_TOKEN is None:
raise RuntimeError(
"GRAFANA_CLOUD_AUTH_API_URL and GRAFANA_CLOUD_AUTH_API_SYSTEM_TOKEN must be set"
"to use CloudAuthApiClient"
)
self.api_base_url = settings.GRAFANA_CLOUD_AUTH_API_URL
self.api_token = settings.GRAFANA_CLOUD_AUTH_API_SYSTEM_TOKEN
def request_signed_token(
self, org_id: int, stack_id: int, scopes: typing.List[Scopes], claims: typing.Dict[str, typing.Any]
) -> str:
headers = {
"Authorization": f"Bearer {self.api_token}",
"X-Org-ID": org_id,
"X-Realms": [
{
"type": "stack",
"identifier": stack_id,
},
],
}
url = urljoin(self.api_base_url, "v1/sign")
response = requests.post(
url,
headers=headers,
json={
"claims": claims,
"extra": {
"scopes": scopes,
"org_id": org_id,
},
},
)
if response.status_code != status.HTTP_200_OK:
raise CloudAuthApiException(response.status_code, url, response.text, method="POST")
return response.json()["data"]["token"]