Updated to main

This commit is contained in:
Qubasa
2023-10-03 13:12:44 +02:00
parent 1c0c11a954
commit af17c1bd7a
12 changed files with 258 additions and 144 deletions

View File

@@ -1,99 +1,23 @@
import argparse
import json
import subprocess
import tempfile
from pathlib import Path
import asyncio
from ..dirs import get_clan_flake_toplevel
from ..nix import nix_build, nix_shell
def get_vm_create_info(machine: str) -> dict:
clan_dir = get_clan_flake_toplevel().as_posix()
# config = nix_config()
# system = config["system"]
vm_json = subprocess.run(
nix_build(
[
# f'{clan_dir}#clanInternals.machines."{system}"."{machine}".config.clan.virtualisation.createJSON' # TODO use this
f'{clan_dir}#nixosConfigurations."{machine}".config.system.clan.vm.create'
]
),
stdout=subprocess.PIPE,
check=True,
text=True,
).stdout.strip()
with open(vm_json) as f:
return json.load(f)
from ..webui.routers import vms
from ..webui.schemas import VmConfig
def create(args: argparse.Namespace) -> None:
print(f"Creating VM for {args.machine}")
machine = args.machine
vm_config = get_vm_create_info(machine)
with tempfile.TemporaryDirectory() as tmpdir_:
xchg_dir = Path(tmpdir_) / "xchg"
xchg_dir.mkdir()
disk_img = f"{tmpdir_}/disk.img"
subprocess.run(
nix_shell(
["qemu"],
[
"qemu-img",
"create",
"-f",
"raw",
disk_img,
"1024M",
],
),
stdout=subprocess.PIPE,
check=True,
text=True,
)
subprocess.run(
[
"mkfs.ext4",
"-L",
"nixos",
disk_img,
],
stdout=subprocess.PIPE,
check=True,
text=True,
)
clan_dir = get_clan_flake_toplevel().as_posix()
vm = VmConfig(
flake_url=clan_dir,
flake_attr=args.machine,
cores=0,
graphics=False,
memory_size=0,
)
subprocess.run(
nix_shell(
["qemu"],
[
# fmt: off
"qemu-kvm",
"-name", machine,
"-m", f'{vm_config["memorySize"]}M',
"-smp", str(vm_config["cores"]),
"-device", "virtio-rng-pci",
"-net", "nic,netdev=user.0,model=virtio", "-netdev", "user,id=user.0",
"-virtfs", "local,path=/nix/store,security_model=none,mount_tag=nix-store",
"-virtfs", f"local,path={xchg_dir},security_model=none,mount_tag=shared",
"-virtfs", f"local,path={xchg_dir},security_model=none,mount_tag=xchg",
"-drive", f'cache=writeback,file={disk_img},format=raw,id=drive1,if=none,index=1,werror=report',
"-device", "virtio-blk-pci,bootindex=1,drive=drive1,serial=root",
"-device", "virtio-keyboard",
"-usb",
"-device", "usb-tablet,bus=usb-bus.0",
"-kernel", f'{vm_config["toplevel"]}/kernel',
"-initrd", vm_config["initrd"],
"-append", f'{(Path(vm_config["toplevel"]) / "kernel-params").read_text()} init={vm_config["toplevel"]}/init regInfo={vm_config["regInfo"]}/registration console=ttyS0,115200n8 console=tty0',
# fmt: on
],
),
stdout=subprocess.PIPE,
check=True,
text=True,
)
res = asyncio.run(vms.create_vm(vm))
print(res.json())
def register_create_parser(parser: argparse.ArgumentParser) -> None: