Files
clan-core/pkgs/clan-cli/clan_cli/machines/install.py
2024-02-06 17:21:42 +01:00

98 lines
2.5 KiB
Python

import argparse
import importlib
import logging
from dataclasses import dataclass
from pathlib import Path
from tempfile import TemporaryDirectory
from ..cmd import Log, run
from ..machines.machines import Machine
from ..nix import nix_shell
from ..secrets.generate import generate_secrets
log = logging.getLogger(__name__)
def install_nixos(machine: Machine, kexec: str | None = None) -> None:
secrets_module = importlib.import_module(machine.secrets_module)
log.info(f"installing {machine.name}")
log.info(f"using secret store: {secrets_module.SecretStore}")
secret_store = secrets_module.SecretStore(machine=machine)
h = machine.target_host
target_host = f"{h.user or 'root'}@{h.host}"
log.info(f"target host: {target_host}")
generate_secrets(machine)
with TemporaryDirectory() as tmpdir_:
tmpdir = Path(tmpdir_)
upload_dir_ = machine.secrets_upload_directory
if upload_dir_.startswith("/"):
upload_dir_ = upload_dir_[1:]
upload_dir = tmpdir / upload_dir_
upload_dir.mkdir(parents=True)
secret_store.upload(upload_dir)
cmd = [
"nixos-anywhere",
"-f",
f"{machine.flake}#{machine.name}",
"-t",
"--no-reboot",
"--extra-files",
str(tmpdir),
]
if kexec:
cmd += ["--kexec", kexec]
cmd.append(target_host)
run(
nix_shell(
["nixpkgs#nixos-anywhere"],
cmd,
),
log=Log.BOTH,
)
@dataclass
class InstallOptions:
flake: Path
machine: str
target_host: str
kexec: str | None
def install_command(args: argparse.Namespace) -> None:
opts = InstallOptions(
flake=args.flake,
machine=args.machine,
target_host=args.target_host,
kexec=args.kexec,
)
machine = Machine(opts.machine, flake=opts.flake)
machine.target_host_address = opts.target_host
install_nixos(machine, kexec=opts.kexec)
def register_install_parser(parser: argparse.ArgumentParser) -> None:
parser.add_argument(
"--kexec",
type=str,
help="use another kexec tarball to bootstrap NixOS",
)
parser.add_argument(
"machine",
type=str,
help="machine to install",
)
parser.add_argument(
"target_host",
type=str,
help="ssh address to install to in the form of user@host:2222",
)
parser.set_defaults(func=install_command)