From 2cc06b711007c3b5634cd1a8a2b77d1854b73950 Mon Sep 17 00:00:00 2001
From: Arnout Engelen <arnout@bzzt.net>
Date: Tue, 30 Jan 2024 11:33:39 +0100
Subject: [PATCH] WIP: example of using the Archer AX23 as extender

Needs cleaning up.

Perhaps (some of) the hostap configuration should
be moved to the 'device' somehow?
---
 examples/ax23-extneder.nix | 150 +++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 examples/ax23-extneder.nix

diff --git a/examples/ax23-extneder.nix b/examples/ax23-extneder.nix
new file mode 100644
index 0000000..388e957
--- /dev/null
+++ b/examples/ax23-extneder.nix
@@ -0,0 +1,150 @@
+{ config, pkgs, lib, ... } :
+let
+  secrets = import ./ax23-secrets.nix;
+  inherit (pkgs) serviceFns;
+  svc = config.system.service;
+  wirelessConfig =  {
+    country_code = "NL";
+    ssid = "FRITZ!Box 7581 TN";
+    wpa_passphrase = secrets.wpa_passphrase;
+    auth_algs = 1; # 1=wpa2, 2=wep, 3=both
+    wpa = 2;       # 1=wpa, 2=wpa2, 3=both
+    wpa_key_mgmt = "WPA-PSK";
+    wpa_pairwise = "TKIP CCMP";   # auth for wpa (may not need this?)
+    rsn_pairwise = "CCMP";        # auth for wpa2
+    wmm_enabled = 1;
+    bridge = "int";
+  };
+
+in rec {
+  imports = [
+    ../modules/wlan.nix
+    ../modules/network
+    ../modules/dhcp6c
+    ../modules/ssh
+    ../modules/bridge
+    ../modules/hostapd
+  ];
+
+  hostname = "yardbird";
+
+  services.hostap = svc.hostapd.build {
+    interface = config.hardware.networkInterfaces.wlan;
+    params = {
+      # b/g/n/ax
+      hw_mode = "g";
+      channel = "2";
+      ieee80211n = 1;
+      driver="nl80211";
+      supported_rates="60 90 120 180 240 360 480 540";
+      basic_rates="60 120 240";
+      beacon_int="100";
+      ht_coex="0";
+      ht_capab="[LDPC][SHORT-GI-20][SHORT-GI-40][TX-STBC][RX-STBC1][MAX-AMSDU-7935]";
+      ap_isolate="1";
+      bss_load_update_period="60";
+      chan_util_avg_period="600";
+      disassoc_low_ack="1";
+      skip_inactivity_poll="0";
+      preamble="1";
+      wmm_enabled="1";
+      ignore_broadcast_ssid="0";
+      uapsd_advertisement_enabled="1";
+      utf8_ssid="1";
+      multi_ap="0";
+      auth_algs="1";
+      wpa="0";
+      wds_bridge="";
+      bssid="5c:e9:31:63:90:48";
+    } // wirelessConfig;
+  };
+
+  services.hostap5 = svc.hostapd.build {
+    interface = config.hardware.networkInterfaces.wlan5;
+    params = rec {
+      # a/n/ac/ax
+      hw_mode = "a";
+      channel = 36;
+      #ht_capab = "[HT40+]";
+      vht_oper_chwidth = 1;
+      vht_oper_centr_freq_seg0_idx = channel + 6;
+      ieee80211ac = 1;
+      driver="nl80211";
+      country_code="NL";
+      ieee80211d="1";
+      ieee80211h="1";
+      beacon_int="100";
+      chanlist="36";
+
+      tx_queue_data2_burst="2.0";
+
+      #num_global_macaddr=1;
+      ieee80211n="1";
+      ht_coex="0";
+      ht_capab="[HT40+][LDPC][SHORT-GI-20][SHORT-GI-40][TX-STBC][RX-STBC1][MAX-AMSDU-7935]";
+      #ieee80211ac="1";
+      #vht_oper_chwidth="1";
+      #vht_oper_centr_freq_seg0_idx="42";
+      vht_capab="[RXLDPC][SHORT-GI-80][TX-STBC-2BY1][SU-BEAMFORMER][SU-BEAMFORMEE][MU-BEAMFORMER][MU-BEAMFORMEE][RX-ANTENNA-PATTERN][TX-ANTENNA-PATTERN][RX-STBC-1][SOUNDING-DIMENSION-2][BF-ANTENNA-2][MAX-MPDU-7991][MAX-A-MPDU-LEN-EXP7]";
+
+      ap_isolate="1";
+      bss_load_update_period="60";
+      chan_util_avg_period="600";
+      disassoc_low_ack="1";
+      skip_inactivity_poll="0";
+      preamble="1";
+      wmm_enabled="1";
+      ignore_broadcast_ssid="0";
+      uapsd_advertisement_enabled="1";
+      utf8_ssid="1";
+      multi_ap="0";
+      eapol_version="1";
+      auth_algs="1";
+      wpa="1";
+      wpa_pairwise="CCMP TKIP";
+      wds_bridge="";
+      wpa_disable_eapol_key_retries="0";
+      wpa_key_mgmt="WPA-PSK";
+      bssid="5c:e9:31:63:90:47";
+      #default_macaddr
+    } // wirelessConfig;
+  };
+
+  services.int = svc.network.address.build {
+    interface = svc.bridge.primary.build { ifname = "int"; };
+    family = "inet"; address = "10.8.0.1"; prefixLength = 16;
+  };
+
+  services.bridge =  svc.bridge.members.build {
+    primary = services.int;
+    members = with config.hardware.networkInterfaces;
+      [ wlan
+        wlan5
+        lan1
+        lan2
+        lan3
+        lan4
+        wan
+      ];
+  };
+
+  services.dhcpc = svc.network.dhcp.client.build {
+    interface = services.int;
+
+    # don't start DHCP until the hostname is configured,
+    # so it can identify itself to the DHCP server
+    dependencies = [ config.services.hostname ];
+  };
+  services.dhcp6c = svc.dhcp6c.client.build {
+    interface = services.int;
+  };
+
+  services.sshd = svc.ssh.build { };
+
+  users.root = secrets.root;
+
+  defaultProfile.packages = with pkgs; [
+    figlet
+    #tcpdump
+  ];
+}