33 lines
924 B
Python
33 lines
924 B
Python
from __future__ import annotations
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import logging
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from pathlib import Path
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log = logging.getLogger("xray-lists.dnsmasq")
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def render_nftset_file(domain_to_targets: dict[str, list[str]]) -> str:
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lines = []
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for domain in sorted(domain_to_targets):
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targets = ",".join(domain_to_targets[domain])
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lines.append(f"nftset=/{domain}/{targets}")
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return "\n".join(lines) + ("\n" if lines else "")
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def write_if_changed(path: Path, content: str, dry_run: bool = False) -> bool:
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old = path.read_text() if path.is_file() else None
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if old == content:
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log.debug("%s: unchanged", path)
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return False
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if dry_run:
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log.info("[dry-run] would write %s", path)
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return True
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path.parent.mkdir(parents=True, exist_ok=True)
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tmp = path.with_suffix(path.suffix + ".tmp")
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tmp.write_text(content)
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tmp.replace(path)
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log.info("wrote %s", path)
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return True
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