fix(reliability): resolve STA netdev by phy membership (netifd ignores ifname); sae-mixed for PSK uplinks

payload/user/remote_access/pager-webui/mk8_rfplan.py

@@ -20,10 +20,39 @@ def current_role():
     return 'idle'
 
 
-def associated():
+def _sta_netdev():
-    """BSSID of the uplink AP when wlan1up is associated, else None."""
+    """Actual netdev carrying the radio1 STA. OpenWrt ignores a requested
+    ifname for mac80211 STA ifaces (comes up as phy1-sta0), so resolve by
+    phy membership + managed type instead of by name."""
     from server import device_run
-    rc, out, err = device_run(['iw', 'dev', IFACE, 'link'], timeout=10)
+    rc, out, err = device_run(['iw', 'dev'], timeout=10)
+    if rc != 0:
+        return None
+    current = None
+    managed = []
+    for line in (out or '').splitlines():
+        line = line.strip()
+        if line.startswith('Interface '):
+            current = line.split()[1]
+        elif line.startswith('type managed') and current:
+            if not current.startswith('wlan0'):
+                managed.append(current)
+            current = None
+    for name in managed:
+        rc2, o2, _ = device_run(
+            ['readlink', '/sys/class/net/%s/phy80211' % name], timeout=10)
+        if rc2 == 0 and 'phy1' in (o2 or ''):
+            return name
+    return None
+
+
+def associated():
+    """BSSID of the uplink AP when the radio1 STA is associated, else None."""
+    from server import device_run
+    dev = _sta_netdev()
+    if not dev:
+        return None
+    rc, out, err = device_run(['iw', 'dev', dev, 'link'], timeout=10)
     if rc != 0 or 'Connected' not in (out or ''):
         return None
     for line in (out or '').splitlines():
@@ -71,8 +100,10 @@ def set_role(role, ssid=None, psk=None):
             ['uci', 'set', 'wireless.wlan1up.mode=sta'],
             ['uci', 'set', 'wireless.wlan1up.network=cli'],
             ['uci', 'set', 'wireless.wlan1up.ssid=%s' % ssid],
+            # sae-mixed = WPA2-PSK/WPA3-SAE transition; associates with
+            # either security mode. 'none' for open networks.
             ['uci', 'set', 'wireless.wlan1up.encryption=%s'
-             % ('psk2' if psk else 'none')],
+             % ('sae-mixed' if psk else 'none')],
             ['uci', 'set', 'wireless.wlan1up.disabled=0'],
         ]
         if psk:

tests/test_mk8_rfplan.py

@@ -38,7 +38,16 @@ class RfPlanTest(unittest.TestCase):
             args = list(args)
             self.seq.append('cmd:' + ' '.join(str(a) for a in args))
             self.runs.append((args, timeout))
+            if args == ['iw', 'dev']:
+                # interface enumeration: radio1 STA comes up as phy1-sta0
+                return 0, ('Interface wlan1mon\n'
+                           '\ttype monitor\n'
+                           'Interface phy1-sta0\n'
+                           '\ttype managed\n'), ''
+            if args[0] == 'readlink' and 'phy80211' in args[1]:
+                return 0, '../../devices/platform/usb/phy1\n', ''
             if args[0] == 'iw':
+                # iw dev <iface> link
                 if self.iw_fail_left > 0:
                     self.iw_fail_left -= 1
                     return 0, 'Not connected.\n', ''
@@ -108,7 +117,7 @@ class RfPlanTest(unittest.TestCase):
                 'uci set wireless.wlan1up.mode=sta',
                 'uci set wireless.wlan1up.network=cli',
                 'uci set wireless.wlan1up.ssid=Net',
-                'uci set wireless.wlan1up.encryption=psk2',
+                'uci set wireless.wlan1up.encryption=sae-mixed',
                 'uci set wireless.wlan1up.key=key',
                 'uci set wireless.wlan1up.disabled=0',
                 'uci set network.cli=interface',
@@ -146,7 +155,7 @@ class RfPlanTest(unittest.TestCase):
         self.assertEqual(result['assoc'], 'aa:bb:cc:dd:ee:ff')
         self.assertEqual(len(self.sleeps), 3)
         iw_calls = [c for c in self.cmds
-                    if c.startswith('iw dev wlan1up link')]
+                    if c.startswith('iw dev phy1-sta0 link')]
         self.assertEqual(len(iw_calls), 3)
 
     def test_assoc_poll_exhaustion_reverts_uplink(self):