mteehan
8c13ad55ce
- update-vendor.sh now creates webui/vendor symlinks (htm.js) - install.sh calls update-vendor.sh after package install - Add vendor/.empty and webui/vendor/.empty as directory placeholders in git
81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
"""Dnsmasq config persistence for Vacuum Wall.
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Provides load/save for the declarative JSON config and upstream-management
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helpers used by the sync bus and network handler. All mutation and
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apply logic lives in daemon/handlers/dnsmasq.py.
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"""
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import logging
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from copy import deepcopy
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from pathlib import Path
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from typing import Any
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from lib.common import deep_merge, ensure_dirs, load_json, save_json
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logger = logging.getLogger(__name__)
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PROJECT_DIR = Path(__file__).resolve().parent.parent
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CONFIG_DIR = PROJECT_DIR / "config" / "dnsmasq"
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DATA_DIR = PROJECT_DIR / "data" / "dnsmasq"
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CONFIG_PATH = CONFIG_DIR / "config.json"
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FRAGMENTS_DIR = DATA_DIR / "fragments"
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DEFAULT_CFG: dict[str, Any] = {
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"dhcp": {
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"ranges": [],
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"static_leases": [],
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},
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"dns": {
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"upstreams": ["8.8.8.8", "1.1.1.1"],
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"domain": None,
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"custom_records": [],
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},
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}
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# ───────── config lifecycle ──────────────────────────────────────────
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def get_config() -> dict[str, Any]:
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"""Load current dnsmasq config from JSON state file."""
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ensure_dirs(CONFIG_DIR, DATA_DIR, FRAGMENTS_DIR)
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raw = load_json(CONFIG_PATH)
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if not raw:
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return deepcopy(DEFAULT_CFG)
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return deep_merge(deepcopy(DEFAULT_CFG), raw)
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def save_config(cfg: dict[str, Any]) -> None:
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"""Persist config to JSON (does NOT touch on-disk dnsmasq config)."""
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ensure_dirs(CONFIG_DIR, DATA_DIR, FRAGMENTS_DIR)
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merged = deep_merge(deepcopy(DEFAULT_CFG), cfg)
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save_json(CONFIG_PATH, merged)
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logger.info("dnsmasq config saved")
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# ───────── upstream helpers ──────────────────────────────────────────
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def set_upstreams(servers: list[str]) -> None:
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"""Set the list of upstream DNS forwarders."""
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cfg = get_config()
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cfg["dns"]["upstreams"] = list(servers)
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save_config(cfg)
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logger.info("DNS upstreams set to %s", servers)
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def set_domain(domain: str | None) -> None:
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"""Set (or clear) the local DNS domain."""
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cfg = get_config()
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cfg["dns"]["domain"] = domain if domain else None
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save_config(cfg)
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logger.info("DNS domain set to '%s'", domain)
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__all__ = [
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"get_config",
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"save_config",
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"set_domain",
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"set_upstreams",
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]
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