39 lines
933 B
Python
39 lines
933 B
Python
import shutil
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from pathlib import Path
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from clan_lib.flake import Flake
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from clan_lib.nix import (
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nix_command,
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run,
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)
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def realize_nix_path(clan_dir: Flake, nix_path: str) -> None:
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"""Downloads / realizes a nix path into the nix store"""
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if Path(nix_path).exists():
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return
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cmd = [
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"flake",
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"prefetch",
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"--inputs-from",
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clan_dir.identifier,
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"--option",
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"flake-registry",
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"",
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nix_path,
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]
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run(nix_command(cmd))
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def copy_from_nixstore(src: Path, dest: Path) -> None:
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"""Copy a directory from the nix store to a destination path.
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Uses `cp -r` to recursively copy the directory.
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Ensures the destination directory is writable by the user.
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"""
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shutil.copytree(src, dest, dirs_exist_ok=True, symlinks=True)
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run(
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["chmod", "-R", "u+w", str(dest)],
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) # Ensure the destination is writable by the user
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