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