295 lines
10 KiB
Python
295 lines
10 KiB
Python
from base64 import b64encode
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from hashlib import sha256
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from uuid import uuid4
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from os.path import join, dirname
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from os import getenv
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from fastapi import FastAPI, HTTPException
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from fastapi.requests import Request
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import json
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from datetime import datetime
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from dateutil.relativedelta import relativedelta
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from calendar import timegm
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from jose import jws, jwk, jwt
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from jose.constants import ALGORITHMS
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from starlette.responses import StreamingResponse, JSONResponse
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from helper import load_key, private_bytes, public_key
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# todo: initialize certificate (or should be done by user, and passed through "volumes"?)
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app = FastAPI()
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LEASE_EXPIRE_DELTA = relativedelta(minutes=15) # days=90
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DLS_URL = str(getenv('DLS_URL', 'localhost'))
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DLS_PORT = int(getenv('DLS_PORT', '443'))
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SITE_KEY_XID = getenv('SITE_KEY_XID', '00000000-0000-0000-0000-000000000000')
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INSTANCE_KEY_RSA = load_key(join(dirname(__file__), 'cert/instance.private.pem'))
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INSTANCE_KEY_PUB = load_key(join(dirname(__file__), 'cert/instance.public.pem'))
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@app.get('/')
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async def index():
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return {'hello': 'world'}
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@app.get('/status')
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async def status(request: Request):
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return JSONResponse({'status': 'up'})
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# venv/lib/python3.9/site-packages/nls_core_service_instance/service_instance_token_manager.py
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@app.get('/client-token')
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async def client_token():
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cur_time = datetime.utcnow()
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exp_time = cur_time + relativedelta(years=12)
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service_instance_public_key_configuration = {
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"service_instance_public_key_me": {
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"mod": hex(INSTANCE_KEY_PUB.public_key().n)[2:],
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"exp": INSTANCE_KEY_PUB.public_key().e,
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},
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"service_instance_public_key_pem": INSTANCE_KEY_PUB.export_key().decode('utf-8'),
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"key_retention_mode": "LATEST_ONLY"
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}
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payload = {
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"jti": str(uuid4()),
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"iss": "NLS Service Instance",
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"aud": "NLS Licensed Client",
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"iat": timegm(cur_time.timetuple()),
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"nbf": timegm(cur_time.timetuple()),
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"exp": timegm(exp_time.timetuple()),
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"update_mode": "ABSOLUTE",
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"scope_ref_list": [str(uuid4())],
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"fulfillment_class_ref_list": [],
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"service_instance_configuration": {
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"nls_service_instance_ref": "00000000-0000-0000-0000-000000000000",
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"svc_port_set_list": [
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{
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"idx": 0,
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"d_name": "DLS",
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"svc_port_map": [
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{"service": "auth", "port": DLS_PORT},
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{"service": "lease", "port": DLS_PORT}
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]
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}
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],
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"node_url_list": [{"idx": 0, "url": DLS_URL, "url_qr": DLS_URL, "svc_port_set_idx": 0}]
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},
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"service_instance_public_key_configuration": service_instance_public_key_configuration,
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}
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key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS256)
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data = jws.sign(payload, key=key, headers=None, algorithm='RS256')
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response = StreamingResponse(iter([data]), media_type="text/plain")
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response.headers["Content-Disposition"] = f'attachment; filename=client_configuration_token_{datetime.now().strftime("%d-%m-%y-%H-%M-%S")}'
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return response
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# venv/lib/python3.9/site-packages/nls_services_auth/test/test_origins_controller.py
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@app.post('/auth/v1/origin')
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async def auth(request: Request, status_code=201):
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body = await request.body()
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body = body.decode('utf-8')
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j = json.loads(body)
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# {"candidate_origin_ref":"00112233-4455-6677-8899-aabbccddeeff","environment":{"fingerprint":{"mac_address_list":["ff:ff:ff:ff:ff:ff"]},"hostname":"my-hostname","ip_address_list":["192.168.178.123","fe80::","fe80::1%enp6s18"],"guest_driver_version":"510.85.02","os_platform":"Debian GNU/Linux 11 (bullseye) 11","os_version":"11 (bullseye)"},"registration_pending":false,"update_pending":false}
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print(f'> [ origin ]: {j}')
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cur_time = datetime.utcnow()
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response = {
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"origin_ref": j['candidate_origin_ref'],
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"environment": j['environment'],
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"svc_port_set_list": None,
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"node_url_list": None,
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"node_query_order": None,
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"prompts": None,
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"sync_timestamp": cur_time
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}
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return response
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# venv/lib/python3.9/site-packages/nls_services_auth/test/test_auth_controller.py
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# venv/lib/python3.9/site-packages/nls_core_auth/auth.py - CodeResponse
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@app.post('/auth/v1/code')
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async def code(request: Request):
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body = await request.body()
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body = body.decode('utf-8')
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j = json.loads(body)
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# {"code_challenge":"...","origin_ref":"00112233-4455-6677-8899-aabbccddeeff"}
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print(f'> [ code ]: {j}')
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cur_time = datetime.utcnow()
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expires = cur_time + relativedelta(days=1)
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payload = {
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'iat': timegm(cur_time.timetuple()),
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'exp': timegm(expires.timetuple()),
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'challenge': j['code_challenge'],
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'origin_ref': j['code_challenge'],
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'key_ref': SITE_KEY_XID,
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'kid': SITE_KEY_XID
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}
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headers = None
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kid = payload.get('kid')
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if kid:
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headers = {'kid': kid}
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key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
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auth_code = jws.sign(payload, key, headers=headers, algorithm='RS256')
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response = {
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"auth_code": auth_code,
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"sync_timestamp": datetime.utcnow(),
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"prompts": None
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}
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return response
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# venv/lib/python3.9/site-packages/nls_services_auth/test/test_auth_controller.py
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# venv/lib/python3.9/site-packages/nls_core_auth/auth.py - TokenResponse
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@app.post('/auth/v1/token')
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async def token(request: Request):
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body = await request.body()
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body = body.decode('utf-8')
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j = json.loads(body)
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# {"auth_code":"...","code_verifier":"..."}
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# payload = self._security.get_valid_payload(req.auth_code) # todo
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key = jwk.construct(INSTANCE_KEY_PUB.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
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payload = jwt.decode(token=j['auth_code'], key=key)
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# validate the code challenge
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if payload['challenge'] != b64encode(sha256(j['code_verifier'].encode('utf-8')).digest()).rstrip(b'=').decode('utf-8'):
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raise HTTPException(status_code=403, detail='expected challenge did not match verifier')
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cur_time = datetime.utcnow()
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access_expires_on = cur_time + relativedelta(days=1)
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new_payload = {
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'iat': timegm(cur_time.timetuple()),
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'nbf': timegm(cur_time.timetuple()),
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'iss': 'https://cls.nvidia.org',
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'aud': 'https://cls.nvidia.org',
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'exp': timegm(access_expires_on.timetuple()),
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'origin_ref': payload['origin_ref'],
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'key_ref': SITE_KEY_XID,
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'kid': SITE_KEY_XID,
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}
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headers = None
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kid = payload.get('kid')
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if kid:
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headers = {'kid': kid}
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key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
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auth_token = jwt.encode(new_payload, key=key, headers=headers, algorithm='RS256')
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response = {
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"expires": access_expires_on,
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"auth_token": auth_token,
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"sync_timestamp": cur_time,
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}
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return response
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@app.post('/leasing/v1/lessor')
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async def lessor(request: Request):
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body = await request.body()
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body = body.decode('utf-8')
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j = json.loads(body)
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# {'fulfillment_context': {'fulfillment_class_ref_list': []}, 'lease_proposal_list': [{'license_type_qualifiers': {'count': 1}, 'product': {'name': 'NVIDIA RTX Virtual Workstation'}}], 'proposal_evaluation_mode': 'ALL_OF', 'scope_ref_list': ['00112233-4455-6677-8899-aabbccddeeff']}
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print(f'> [ lessor ]: {j}')
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cur_time = datetime.utcnow()
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# todo: keep track of leases, to return correct list on '/leasing/v1/lessor/leases'
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lease_result_list = []
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for scope_ref in j['scope_ref_list']:
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lease_result_list.append({
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"ordinal": 0,
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"lease": {
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"ref": scope_ref,
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"created": cur_time,
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"expires": cur_time + LEASE_EXPIRE_DELTA,
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"recommended_lease_renewal": 0.15,
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"offline_lease": "true",
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"license_type": "CONCURRENT_COUNTED_SINGLE"
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}
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})
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response = {
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"lease_result_list": lease_result_list,
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"result_code": "SUCCESS",
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"sync_timestamp": cur_time,
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"prompts": None
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}
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return response
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# venv/lib/python3.9/site-packages/nls_services_lease/test/test_lease_multi_controller.py
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@app.get('/leasing/v1/lessor/leases')
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async def lease(request: Request):
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cur_time = datetime.utcnow()
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# venv/lib/python3.9/site-packages/nls_dal_service_instance_dls/schema/service_instance/V1_0_21__product_mapping.sql
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response = {
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"active_lease_list": [
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"BE276D7B-2CDB-11EC-9838-061A22468B59", # GRID-Virtual-WS 2.0 CONCURRENT_COUNTED_SINGLE 2
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"BE276EFE-2CDB-11EC-9838-061A22468B59", # GRID-Virtual-WS 2.0 CONCURRENT_COUNTED_SINGLE 1
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],
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"sync_timestamp": cur_time,
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"prompts": None
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}
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return response
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# venv/lib/python3.9/site-packages/nls_core_lease/lease_single.py
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@app.put('/leasing/v1/lease/{lease_ref}')
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async def lease_renew(request: Request, lease_ref: str):
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print(f'> [ renew ]: {lease_ref}')
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cur_time = datetime.utcnow()
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response = {
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"lease_ref": lease_ref,
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"expires": cur_time + LEASE_EXPIRE_DELTA,
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"recommended_lease_renewal": 0.16,
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"offline_lease": True,
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"prompts": None,
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"sync_timestamp": cur_time
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}
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return response
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@app.delete('/leasing/v1/lessor/leases')
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async def lease_remove(request: Request, status_code=200):
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cur_time = datetime.utcnow()
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response = {
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"released_lease_list": None,
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"release_failure_list": None,
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"sync_timestamp": cur_time,
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"prompts": None
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}
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return response
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if __name__ == '__main__':
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import uvicorn
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###
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#
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# Running `python app/main.py` assumes that the user created a keypair, e.g. with openssl.
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#
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# openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout app/cert/webserver.key -out app/cert/webserver.crt
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#
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###
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print(f'> Starting dev-server ...')
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ssl_keyfile = join(dirname(__file__), 'cert/webserver.key')
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ssl_certfile = join(dirname(__file__), 'cert/webserver.crt')
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uvicorn.run('main:app', host='0.0.0.0', port=443, ssl_keyfile=ssl_keyfile, ssl_certfile=ssl_certfile, reload=True)
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