fastapi-dls/app/main.py

296 lines
10 KiB
Python
Raw Normal View History

2022-12-16 15:51:14 +03:00
from base64 import b64encode
from hashlib import sha256
from uuid import uuid4
2022-12-19 16:27:10 +03:00
from os.path import join, dirname
2022-12-19 16:44:26 +03:00
from os import getenv
2022-12-16 15:51:14 +03:00
from fastapi import FastAPI, HTTPException
from fastapi.requests import Request
import json
from datetime import datetime
from dateutil.relativedelta import relativedelta
2022-12-16 15:51:14 +03:00
from calendar import timegm
from jose import jws, jwk, jwt
from jose.constants import ALGORITHMS
2022-12-16 15:53:32 +03:00
from starlette.responses import StreamingResponse, JSONResponse
2022-12-16 15:51:14 +03:00
2022-12-19 15:14:31 +03:00
from helper import load_key, private_bytes, public_key
2022-12-16 15:51:14 +03:00
2022-12-16 15:54:55 +03:00
# todo: initialize certificate (or should be done by user, and passed through "volumes"?)
2022-12-16 15:51:14 +03:00
app = FastAPI()
2022-12-19 15:15:19 +03:00
LEASE_EXPIRE_DELTA = relativedelta(minutes=15) # days=90
2022-12-19 16:48:13 +03:00
DLS_URL = str(getenv('DLS_URL', 'localhost'))
DLS_PORT = int(getenv('DLS_PORT', '443'))
2022-12-19 16:44:26 +03:00
SITE_KEY_XID = getenv('SITE_KEY_XID', '00000000-0000-0000-0000-000000000000')
2022-12-19 16:27:10 +03:00
INSTANCE_KEY_RSA = load_key(join(dirname(__file__), 'cert/instance.private.pem'))
INSTANCE_KEY_PUB = load_key(join(dirname(__file__), 'cert/instance.public.pem'))
2022-12-16 15:51:14 +03:00
@app.get('/')
async def index():
return JSONResponse({'hello': 'world'})
2022-12-16 15:51:14 +03:00
2022-12-16 15:53:32 +03:00
@app.get('/status')
async def status(request: Request):
return JSONResponse({'status': 'up'})
2022-12-16 15:51:14 +03:00
# venv/lib/python3.9/site-packages/nls_core_service_instance/service_instance_token_manager.py
@app.get('/client-token')
async def client_token():
cur_time = datetime.utcnow()
exp_time = cur_time + relativedelta(years=12)
2022-12-19 17:51:49 +03:00
service_instance_public_key_configuration = {
"service_instance_public_key_me": {
"mod": hex(INSTANCE_KEY_PUB.public_key().n)[2:],
"exp": INSTANCE_KEY_PUB.public_key().e,
},
"service_instance_public_key_pem": INSTANCE_KEY_PUB.export_key().decode('utf-8'),
"key_retention_mode": "LATEST_ONLY"
}
2022-12-16 15:51:14 +03:00
payload = {
"jti": str(uuid4()),
"iss": "NLS Service Instance",
"aud": "NLS Licensed Client",
"iat": timegm(cur_time.timetuple()),
"nbf": timegm(cur_time.timetuple()),
"exp": timegm(exp_time.timetuple()),
2022-12-16 15:51:14 +03:00
"update_mode": "ABSOLUTE",
2022-12-19 17:51:49 +03:00
"scope_ref_list": [str(uuid4())],
2022-12-16 15:51:14 +03:00
"fulfillment_class_ref_list": [],
"service_instance_configuration": {
2022-12-19 17:51:49 +03:00
"nls_service_instance_ref": "00000000-0000-0000-0000-000000000000",
2022-12-16 15:51:14 +03:00
"svc_port_set_list": [
{
"idx": 0,
"d_name": "DLS",
"svc_port_map": [
2022-12-19 16:44:26 +03:00
{"service": "auth", "port": DLS_PORT},
{"service": "lease", "port": DLS_PORT}
2022-12-16 15:51:14 +03:00
]
}
],
2022-12-19 16:44:26 +03:00
"node_url_list": [{"idx": 0, "url": DLS_URL, "url_qr": DLS_URL, "svc_port_set_idx": 0}]
2022-12-16 15:51:14 +03:00
},
2022-12-19 17:51:49 +03:00
"service_instance_public_key_configuration": service_instance_public_key_configuration,
2022-12-16 15:51:14 +03:00
}
key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS256)
data = jws.sign(payload, key=key, headers=None, algorithm='RS256')
2022-12-16 15:51:14 +03:00
response = StreamingResponse(iter([data]), media_type="text/plain")
2022-12-20 00:20:50 +03:00
filename = f'client_configuration_token_{datetime.now().strftime("%d-%m-%y-%H-%M-%S")}'
response.headers["Content-Disposition"] = f'attachment; filename={filename}'
2022-12-16 15:51:14 +03:00
return response
# venv/lib/python3.9/site-packages/nls_services_auth/test/test_origins_controller.py
@app.post('/auth/v1/origin')
2022-12-20 09:15:34 +03:00
async def auth_origin(request: Request):
2022-12-16 15:51:14 +03:00
body = await request.body()
body = body.decode('utf-8')
j = json.loads(body)
2022-12-19 17:53:15 +03:00
# {"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}
2022-12-19 18:16:44 +03:00
print(f'> [ origin ]: {j}')
2022-12-16 15:51:14 +03:00
cur_time = datetime.utcnow()
response = {
"origin_ref": j['candidate_origin_ref'],
2022-12-19 17:51:49 +03:00
"environment": j['environment'],
2022-12-16 15:51:14 +03:00
"svc_port_set_list": None,
"node_url_list": None,
"node_query_order": None,
"prompts": None,
"sync_timestamp": cur_time.isoformat()
2022-12-16 15:51:14 +03:00
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
# venv/lib/python3.9/site-packages/nls_services_auth/test/test_auth_controller.py
# venv/lib/python3.9/site-packages/nls_core_auth/auth.py - CodeResponse
@app.post('/auth/v1/code')
2022-12-20 09:15:34 +03:00
async def auth_code(request: Request):
2022-12-16 15:51:14 +03:00
body = await request.body()
body = body.decode('utf-8')
j = json.loads(body)
2022-12-19 18:16:44 +03:00
# {"code_challenge":"...","origin_ref":"00112233-4455-6677-8899-aabbccddeeff"}
print(f'> [ code ]: {j}')
2022-12-16 15:51:14 +03:00
cur_time = datetime.utcnow()
expires = cur_time + relativedelta(days=1)
2022-12-16 15:51:14 +03:00
payload = {
'iat': timegm(cur_time.timetuple()),
'exp': timegm(expires.timetuple()),
'challenge': j['code_challenge'],
'origin_ref': j['code_challenge'],
'key_ref': SITE_KEY_XID,
'kid': SITE_KEY_XID
}
headers = None
kid = payload.get('kid')
if kid:
headers = {'kid': kid}
key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
2022-12-16 15:51:14 +03:00
auth_code = jws.sign(payload, key, headers=headers, algorithm='RS256')
response = {
"auth_code": auth_code,
"sync_timestamp": cur_time.isoformat(),
2022-12-16 15:51:14 +03:00
"prompts": None
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
# venv/lib/python3.9/site-packages/nls_services_auth/test/test_auth_controller.py
# venv/lib/python3.9/site-packages/nls_core_auth/auth.py - TokenResponse
@app.post('/auth/v1/token')
2022-12-20 09:15:34 +03:00
async def auth_token(request: Request):
2022-12-16 15:51:14 +03:00
body = await request.body()
body = body.decode('utf-8')
j = json.loads(body)
2022-12-19 17:53:15 +03:00
# {"auth_code":"...","code_verifier":"..."}
2022-12-16 15:51:14 +03:00
# payload = self._security.get_valid_payload(req.auth_code) # todo
key = jwk.construct(INSTANCE_KEY_PUB.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
2022-12-16 15:51:14 +03:00
payload = jwt.decode(token=j['auth_code'], key=key)
# validate the code challenge
2022-12-19 15:14:21 +03:00
if payload['challenge'] != b64encode(sha256(j['code_verifier'].encode('utf-8')).digest()).rstrip(b'=').decode('utf-8'):
2022-12-16 15:51:14 +03:00
raise HTTPException(status_code=403, detail='expected challenge did not match verifier')
cur_time = datetime.utcnow()
access_expires_on = cur_time + relativedelta(days=1)
2022-12-16 15:51:14 +03:00
new_payload = {
'iat': timegm(cur_time.timetuple()),
'nbf': timegm(cur_time.timetuple()),
'iss': 'https://cls.nvidia.org',
'aud': 'https://cls.nvidia.org',
'exp': timegm(access_expires_on.timetuple()),
'origin_ref': payload['origin_ref'],
'key_ref': SITE_KEY_XID,
'kid': SITE_KEY_XID,
}
headers = None
kid = payload.get('kid')
if kid:
headers = {'kid': kid}
key = jwk.construct(INSTANCE_KEY_RSA.export_key().decode('utf-8'), algorithm=ALGORITHMS.RS512)
2022-12-16 15:51:14 +03:00
auth_token = jwt.encode(new_payload, key=key, headers=headers, algorithm='RS256')
response = {
"expires": access_expires_on.isoformat(),
2022-12-16 15:51:14 +03:00
"auth_token": auth_token,
"sync_timestamp": cur_time.isoformat(),
2022-12-16 15:51:14 +03:00
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
@app.post('/leasing/v1/lessor')
2022-12-20 09:15:34 +03:00
async def leasing_lessor(request: Request):
2022-12-16 15:51:14 +03:00
body = await request.body()
body = body.decode('utf-8')
j = json.loads(body)
2022-12-19 17:53:15 +03:00
# {'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']}
2022-12-19 18:16:44 +03:00
print(f'> [ lessor ]: {j}')
2022-12-16 15:51:14 +03:00
cur_time = datetime.utcnow()
# todo: keep track of leases, to return correct list on '/leasing/v1/lessor/leases'
lease_result_list = []
for scope_ref in j['scope_ref_list']:
lease_result_list.append({
"ordinal": 0,
"lease": {
"ref": scope_ref,
"created": cur_time.isoformat(),
"expires": (cur_time + LEASE_EXPIRE_DELTA).isoformat(),
2022-12-16 15:51:14 +03:00
"recommended_lease_renewal": 0.15,
"offline_lease": "true",
"license_type": "CONCURRENT_COUNTED_SINGLE"
}
})
response = {
"lease_result_list": lease_result_list,
"result_code": "SUCCESS",
"sync_timestamp": cur_time.isoformat(),
2022-12-16 15:51:14 +03:00
"prompts": None
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
# venv/lib/python3.9/site-packages/nls_services_lease/test/test_lease_multi_controller.py
@app.get('/leasing/v1/lessor/leases')
2022-12-20 09:15:34 +03:00
async def leasing_lessor_lease(request: Request):
2022-12-16 15:51:14 +03:00
cur_time = datetime.utcnow()
# venv/lib/python3.9/site-packages/nls_dal_service_instance_dls/schema/service_instance/V1_0_21__product_mapping.sql
response = {
# GRID-Virtual-WS 2.0 CONCURRENT_COUNTED_SINGLE
2022-12-16 15:51:14 +03:00
"active_lease_list": [
"BE276D7B-2CDB-11EC-9838-061A22468B59"
2022-12-16 15:51:14 +03:00
],
"sync_timestamp": cur_time.isoformat(),
2022-12-16 15:51:14 +03:00
"prompts": None
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
2022-12-19 15:15:19 +03:00
# venv/lib/python3.9/site-packages/nls_core_lease/lease_single.py
@app.put('/leasing/v1/lease/{lease_ref}')
2022-12-20 09:15:34 +03:00
async def leasing_lease_renew(request: Request, lease_ref: str):
2022-12-20 00:20:50 +03:00
print(f'> [ renew ]: lease: {lease_ref}')
2022-12-19 15:15:19 +03:00
2022-12-19 18:16:44 +03:00
cur_time = datetime.utcnow()
2022-12-19 15:15:19 +03:00
response = {
"lease_ref": lease_ref,
"expires": (cur_time + LEASE_EXPIRE_DELTA).isoformat(),
2022-12-19 15:15:19 +03:00
"recommended_lease_renewal": 0.16,
"offline_lease": True,
"prompts": None,
"sync_timestamp": cur_time.isoformat(),
2022-12-19 15:15:19 +03:00
}
return JSONResponse(response)
2022-12-19 15:15:19 +03:00
2022-12-16 15:51:14 +03:00
@app.delete('/leasing/v1/lessor/leases')
2022-12-20 09:15:34 +03:00
async def leasing_lessor_lease_remove(request: Request):
2022-12-16 15:51:14 +03:00
cur_time = datetime.utcnow()
response = {
"released_lease_list": None,
"release_failure_list": None,
"sync_timestamp": cur_time.isoformat(),
2022-12-16 15:51:14 +03:00
"prompts": None
}
return JSONResponse(response)
2022-12-16 15:51:14 +03:00
if __name__ == '__main__':
import uvicorn
###
#
# Running `python app/main.py` assumes that the user created a keypair, e.g. with openssl.
#
# openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout app/cert/webserver.key -out app/cert/webserver.crt
#
###
2022-12-16 15:51:14 +03:00
print(f'> Starting dev-server ...')
2022-12-19 16:27:10 +03:00
ssl_keyfile = join(dirname(__file__), 'cert/webserver.key')
ssl_certfile = join(dirname(__file__), 'cert/webserver.crt')
uvicorn.run('main:app', host='0.0.0.0', port=443, ssl_keyfile=ssl_keyfile, ssl_certfile=ssl_certfile, reload=True)