refactor: update lib modules (common, dnsmasq, logging, network, state, nginx)

lib/dnsmasq.py

@@ -101,10 +101,25 @@ def generate_conf(cfg: dict[str, Any]) -> str:
         r["interface"] for r in dhcp_cfg.get("ranges", []) if "interface" in r
     ]
 
+    # Fallback: use network-managed interface addresses for listen-address
+    listen_addresses = []
+    try:
+        from lib.network import get_config as _get_net_config
+
+        net_cfg = _get_net_config()
+        for _iface, info in net_cfg.get("interfaces", {}).items():
+            for addr_str in info.get("addresses", []):
+                if "/" in addr_str:
+                    addr_str = addr_str.split("/")[0]
+                listen_addresses.append(addr_str)
+    except Exception:
+        pass
+
     tmpl = ENV.get_template("dnsmasq.conf")
     return tmpl.render(
         timestamp=datetime.now(UTC).strftime("%Y-%m-%dT%H:%M:%SZ"),
-        interfaces=interfaces,
+        interfaces=interfaces or None,
+        listen_addresses=listen_addresses if listen_addresses else None,
         dhcp=dhcp_cfg,
         dns=dns_cfg,
         fragments_dir=str(FRAGMENTS_DIR) if FRAGMENTS_DIR.exists() else None,
@@ -182,8 +197,8 @@ def add_static_lease(mac: str, ip: str, hostname: str | None = None) -> None:
 
     for i, lease in enumerate(leases):
         if lease["mac"].lower() == mac.lower():
-            leases[i] = {"mac": mac, "ip": ip}
-            if hostname:
+            leases[i].update({"mac": mac, "ip": ip})
+            if hostname is not None:
                 leases[i]["hostname"] = hostname
             save_config(cfg)
             logger.info("Static DHCP lease updated: %s -> %s", mac, ip)
@@ -219,8 +234,8 @@ def add_dns_record(name: str, address: str, hostname: str | None = None) -> None
 
     for i, r in enumerate(records):
         if r["name"] == name:
-            records[i] = {"name": name, "address": address}
-            if hostname:
+            records[i].update({"name": name, "address": address})
+            if hostname is not None:
                 records[i]["hostname"] = hostname
             save_config(cfg)
             logger.info("DNS record updated: %s -> %s", name, address)