94 lines
2.6 KiB
Python
94 lines
2.6 KiB
Python
import logging
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from dataclasses import dataclass
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from pathlib import Path
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from clan_lib.api import API
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from clan_lib.cmd import RunOpts, run
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from clan_lib.errors import ClanError
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from clan_lib.flake import Flake
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from clan_lib.nix import nix_command, nix_metadata, nix_shell
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from clan_lib.persist.inventory_store import InventorySnapshot, InventoryStore
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from clan_lib.templates import (
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InputPrio,
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TemplateName,
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get_template,
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)
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from clan_lib.templates.filesystem import copy_from_nixstore
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log = logging.getLogger(__name__)
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@dataclass
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class CreateOptions:
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dest: Path
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template_name: str
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src_flake: Flake | None = None
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input_prio: InputPrio | None = None
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setup_git: bool = True
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initial: InventorySnapshot | None = None
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update_clan: bool = True
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def git_command(directory: Path, *args: str) -> list[str]:
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return nix_shell(["git"], ["git", "-C", str(directory), *args])
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@API.register
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def create_clan(opts: CreateOptions) -> None:
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dest = opts.dest.resolve()
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if opts.src_flake is not None:
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try:
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nix_metadata(str(opts.src_flake))
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except ClanError:
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log.error(
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f"Found a repository, but it is not a valid flake: {opts.src_flake}"
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)
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log.warning("Setting src_flake to None")
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opts.src_flake = None
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template = get_template(
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TemplateName(opts.template_name),
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"clan",
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input_prio=opts.input_prio,
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clan_dir=opts.src_flake,
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)
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log.info(f"Found template '{template.name}' in '{template.input_variant}'")
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if dest.exists():
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dest /= template.name
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if dest.exists():
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msg = f"Destination directory {dest} already exists"
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raise ClanError(msg)
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src = Path(template.src["path"])
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copy_from_nixstore(src, dest)
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if opts.setup_git:
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run(git_command(dest, "init"))
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run(git_command(dest, "add", "."))
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# check if username is set
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has_username = run(
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git_command(dest, "config", "user.name"), RunOpts(check=False)
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)
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if has_username.returncode != 0:
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run(git_command(dest, "config", "user.name", "clan-tool"))
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has_username = run(
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git_command(dest, "config", "user.email"), RunOpts(check=False)
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)
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if has_username.returncode != 0:
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run(git_command(dest, "config", "user.email", "clan@example.com"))
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if opts.update_clan:
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run(nix_command(["flake", "update"]), RunOpts(cwd=dest))
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if opts.initial:
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inventory_store = InventoryStore(flake=Flake(str(opts.dest)))
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inventory_store.write(opts.initial, message="Init inventory")
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return
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