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@@ -7,6 +7,7 @@
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import logging
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logger = logging.getLogger()
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import os
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+import struct
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import subprocess
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import time
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@@ -1345,3 +1346,48 @@ def test_mesh_scan_parse_error(dev, apdev):
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# This will fail in IE parsing due to the truncated IE in the Probe
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# Response frame.
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bss = dev[0].request("BSS " + bssid)
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+
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+def test_mesh_missing_mic(dev, apdev):
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+ """Secure mesh network and missing MIC"""
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+ check_mesh_support(dev[0], secure=True)
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+
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+ dev[0].request("SET ext_mgmt_frame_handling 1")
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+ dev[0].request("SET sae_groups ")
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+ id = add_mesh_secure_net(dev[0])
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+ dev[0].mesh_group_add(id)
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+
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+ dev[1].request("SET sae_groups ")
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+ id = add_mesh_secure_net(dev[1])
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+ dev[1].mesh_group_add(id)
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+
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+ # Check for mesh joined
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+ check_mesh_group_added(dev[0])
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+ check_mesh_group_added(dev[1])
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+
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+ count = 0
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+ remove_mic = True
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+ while True:
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+ count += 1
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+ if count > 15:
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+ raise Exception("Did not see Action frames")
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+ rx_msg = dev[0].mgmt_rx()
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+ if rx_msg is None:
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+ raise Exception("MGMT-RX timeout")
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+ if rx_msg['subtype'] == 13:
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+ payload = rx_msg['payload']
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+ frame = rx_msg['frame']
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+ (categ, action) = struct.unpack('BB', payload[0:2])
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+ if categ == 15 and action == 1 and remove_mic:
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+ # Mesh Peering Open
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+ pos = frame.find('\x8c\x10')
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+ if not pos:
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+ raise Exception("Could not find MIC element")
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+ logger.info("Found MIC at %d" % pos)
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+ # Remove MIC
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+ rx_msg['frame'] = frame[0:pos]
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+ remove_mic = False
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+ if "OK" not in dev[0].request("MGMT_RX_PROCESS freq={} datarate={} ssi_signal={} frame={}".format(rx_msg['freq'], rx_msg['datarate'], rx_msg['ssi_signal'], rx_msg['frame'].encode('hex'))):
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+ raise Exception("MGMT_RX_PROCESS failed")
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+ ev = dev[1].wait_event(["MESH-PEER-CONNECTED"], timeout=0.01)
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+ if ev:
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+ break
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