Add incident exports, queue SLA, and OpenWrt diff utilities

services/openwrt.py

@@ -460,3 +460,45 @@ async def get_openwrt_status(cfg: dict[str, Any], mode: str = "full") -> str:
     if mode == "leases":
         return "\n".join(header + lease_section)
     return "\n".join(header + wifi_section + lease_section)
+
+
+async def fetch_openwrt_leases(cfg: dict[str, Any]) -> list[str]:
+    """
+    Fetch DHCP leases as list of strings "IP hostname (MAC)".
+    """
+    ow_cfg = cfg.get("openwrt", {})
+    host = ow_cfg.get("host")
+    user = ow_cfg.get("user", "root")
+    port = ow_cfg.get("port", 22)
+    identity_file = ow_cfg.get("identity_file")
+    timeout_sec = ow_cfg.get("timeout_sec", 8)
+    strict = ow_cfg.get("strict_host_key_checking", True)
+
+    if not host:
+        raise RuntimeError("OpenWrt host not configured")
+
+    ssh_cmd = [
+        "ssh",
+        "-o",
+        "BatchMode=yes",
+        "-o",
+        f"ConnectTimeout={timeout_sec}",
+        "-o",
+        "LogLevel=ERROR",
+    ]
+    if not strict:
+        ssh_cmd += ["-o", "StrictHostKeyChecking=no", "-o", "UserKnownHostsFile=/dev/null"]
+    if identity_file:
+        ssh_cmd += ["-i", str(identity_file)]
+    ssh_cmd += ["-p", str(port), f"{user}@{host}"]
+
+    remote = "ubus call luci-rpc getDHCPLeases '{\"family\":4}' 2>/dev/null || cat /tmp/dhcp.leases"
+    rc, out = await run_cmd_full(ssh_cmd + ["sh", "-c", remote], timeout=timeout_sec + 10)
+    if rc == 124:
+        raise RuntimeError("timeout")
+    if rc != 0:
+        raise RuntimeError(out.strip() or f"ssh rc={rc}")
+    leases = _safe_json_load(out)
+    if leases:
+        return _extract_leases(leases)
+    return _parse_leases_fallback(out)