2023-02-09 18:55:54 +01:00

103 lines
2.7 KiB
Python

import asyncio
from pyfabapi import fabapi
import pyfabapi.fabapi.user_system
from typing import Union
from fastapi import FastAPI, HTTPException
from pydantic import BaseModel
from zenroom import zencode_exec
import json
import os
from dotenv import load_dotenv
load_dotenv()
class Config:
fab_host: str
fab_port: int
fab_user: str
fab_pass: str
def __init__(self):
self.fab_host = os.getenv("FAB_HOST")
self.fab_port = int(os.getenv("FAB_PORT"))
self.fab_user = os.getenv("FAB_USER")
self.fab_pass = os.getenv("FAB_PASS")
with open('zenflows-crypto/src/verify_fabaccess_open.zen','r') as file:
zen_verify_open = file.read()
with open('zenflows-crypto/src/verify_fabaccess_cmd.zen','r') as file:
zen_verify_cmd = file.read()
class NewSession(BaseModel):
timestamp: str
command: str
eddsa_public_key: str
eddsa_signature: str
class Command(BaseModel):
timestamp: str
token: str
service: str
command: str
eddsa_public_key: str
eddsa_signature: str
app = FastAPI()
conf = Config()
# Maybe the session is useless
@app.post("/new-session")
async def new_session(cmd: NewSession):
zen_result = zencode_exec(zen_verify_open, keys=cmd.json())
if zen_result.output == '':
raise HTTPException(status_code=500, detail="Invalid signature")
res = json.loads(zen_result.output)
if res["output"][0] != 'ok':
raise HTTPException(status_code=500, detail="Invalid signature")
return {"token": "todo"}
@app.post("/command")
async def read_root(cmd: Command):
zen_result = zencode_exec(zen_verify_cmd, keys=cmd.json())
if zen_result.output == '':
raise HTTPException(status_code=500, detail="Invalid signature")
res = json.loads(zen_result.output)
if res["output"][0] != 'ok':
raise HTTPException(status_code=500, detail="Invalid signature")
session = await fabapi.connect(conf.fab_host, conf.fab_port, conf.fab_user, conf.fab_pass)
if session == None:
raise HTTPException(status_code=500, detail="Fabaccess not available")
info = session.machineSystem.info
ma = await info.getMachineURN(cmd.service).a_wait()
try:
if ma.just:
if cmd.command == "ON":
await ma.just.use.use().a_wait()
elif cmd.command == "OFF":
await ma.just.inuse.giveBack().a_wait()
else:
raise HTTPException(status_code=500, detail="Fabaccess not available")
else:
raise HTTPException(status_code=500, detail="No such resource")
except:
raise HTTPException(status_code=500, detail="Could not complete command")
return {"success": True}