move out vm logic out of controller

pkgs/clan-cli/clan_cli/vms/inspect.py

@@ -1,16 +1,42 @@
 import argparse
 import asyncio
+import json
 
+from pydantic import BaseModel
+
+from ..async_cmd import run
 from ..dirs import get_clan_flake_toplevel
-from ..webui.routers import vms
+from ..nix import nix_eval
 
 
-def inspect(args: argparse.Namespace) -> None:
+class VmConfig(BaseModel):
+    flake_url: str
+    flake_attr: str
+
+    cores: int
+    memory_size: int
+    graphics: bool
+
+
+async def inspect_vm(flake_url: str, flake_attr: str) -> VmConfig:
+    cmd = nix_eval(
+        [
+            f"{flake_url}#nixosConfigurations.{json.dumps(flake_attr)}.config.system.clan.vm.config"
+        ]
+    )
+    stdout = await run(cmd)
+    data = json.loads(stdout)
+    return VmConfig(flake_url=flake_url, flake_attr=flake_attr, **data)
+
+
+def inspect_command(args: argparse.Namespace) -> None:
     clan_dir = get_clan_flake_toplevel().as_posix()
-    res = asyncio.run(vms.inspect_vm(flake_url=clan_dir, flake_attr=args.machine))
-    print(res.json())
+    res = asyncio.run(inspect_vm(flake_url=clan_dir, flake_attr=args.machine))
+    print("Cores:", res.cores)
+    print("Memory size:", res.memory_size)
+    print("Graphics:", res.graphics)
 
 
 def register_inspect_parser(parser: argparse.ArgumentParser) -> None:
     parser.add_argument("machine", type=str)
-    parser.set_defaults(func=inspect)
+    parser.set_defaults(func=inspect_command)