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"""ZFS operations."""
from __future__ import annotations
from .runner import run
def dataset_exists(
name: str,
*,
log_file: str | None = None,
dry_run: bool = False,
) -> bool:
result = run(
["zfs", "list", "-H", "-o", "name", name],
allow_fail=True,
log_file=log_file,
dry_run=dry_run,
)
return result.returncode == 0
def clone_dataset(src: str, dest: str, *, log_file: str | None = None) -> None:
run(["zfs", "clone", src, dest], log_file=log_file)
def destroy_dataset(name: str, *, log_file: str | None = None) -> None:
run(["zfs", "destroy", "-r", name], log_file=log_file)
def get_mountpoint(name: str, *, log_file: str | None = None) -> str:
result = run(["zfs", "get", "-H", "-o", "value", "mountpoint", name], log_file=log_file)
return result.stdout.strip()
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