generated from Luis/nextjs-python-web-template
81 lines
2.3 KiB
Python
81 lines
2.3 KiB
Python
import json
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from json.decoder import JSONDecodeError
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from pathlib import Path
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from typing import Annotated
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from fastapi import APIRouter, Body, HTTPException, Response, status
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from clan_cli.webui.schemas import (
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FlakeAction,
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FlakeAttrResponse,
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FlakeResponse,
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)
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from ...async_cmd import run
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from ...flake import create
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from ...nix import nix_command, nix_flake_show
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router = APIRouter()
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async def get_attrs(url: str) -> list[str]:
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cmd = nix_flake_show(url)
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stdout, stderr = await run(cmd)
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data: dict[str, dict] = {}
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try:
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data = json.loads(stdout)
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except JSONDecodeError:
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raise HTTPException(status_code=422, detail="Could not load flake.")
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nixos_configs = data.get("nixosConfigurations", {})
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flake_attrs = list(nixos_configs.keys())
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if not flake_attrs:
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raise HTTPException(
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status_code=422, detail="No entry or no attribute: nixosConfigurations"
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)
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return flake_attrs
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@router.get("/api/flake/attrs")
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async def inspect_flake_attrs(url: str) -> FlakeAttrResponse:
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return FlakeAttrResponse(flake_attrs=await get_attrs(url))
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@router.get("/api/flake")
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async def inspect_flake(
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url: str,
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) -> FlakeResponse:
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actions = []
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# Extract the flake from the given URL
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# We do this by running 'nix flake prefetch {url} --json'
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cmd = nix_command(["flake", "prefetch", url, "--json", "--refresh"])
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stdout, stderr = await run(cmd)
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data: dict[str, str] = json.loads(stdout)
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if data.get("storePath") is None:
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raise HTTPException(status_code=500, detail="Could not load flake")
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content: str
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with open(Path(data.get("storePath", "")) / Path("flake.nix")) as f:
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content = f.read()
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# TODO: Figure out some measure when it is insecure to inspect or create a VM
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actions.append(FlakeAction(id="vms/inspect", uri="api/vms/inspect"))
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actions.append(FlakeAction(id="vms/create", uri="api/vms/create"))
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return FlakeResponse(content=content, actions=actions)
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@router.post("/api/flake/create")
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async def create_flake(
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destination: Annotated[Path, Body()], url: Annotated[str, Body()]
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) -> Response:
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stdout, stderr = await create.create_flake(destination, url)
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print(stderr.decode("utf-8"), end="")
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print(stdout.decode("utf-8"), end="")
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resp = Response()
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resp.status_code = status.HTTP_201_CREATED
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return resp
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