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95 lines
3.4 KiB
Diff
95 lines
3.4 KiB
Diff
From 6ee4e70d469b8ce05013ed524eea32ea303e6563 Mon Sep 17 00:00:00 2001
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From: Markus Theil <markus.theil@tu-ilmenau.de>
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Date: Tue, 30 Jun 2020 14:19:04 +0200
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Subject: [PATCH 16/19] tests: DFS test for wpa_supplicant mesh
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Add a test with uses a DFS channel, waits for CAC
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afterwards successfull mesh join and then triggers
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a radar event and check if the mesh comes up again
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on the same device.
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Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
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---
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tests/hwsim/test_wpas_mesh.py | 56 +++++++++++++++++++++++++++++++++--
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1 file changed, 54 insertions(+), 2 deletions(-)
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--- a/tests/hwsim/test_wpas_mesh.py
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+++ b/tests/hwsim/test_wpas_mesh.py
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@@ -80,8 +80,23 @@ def check_mesh_scan(dev, params, other_s
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if '[MESH]' not in bss['flags']:
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raise Exception("BSS output did not include MESH flag")
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-def check_mesh_group_added(dev):
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- ev = dev.wait_event(["MESH-GROUP-STARTED"])
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+def check_dfs_started(dev, timeout=10):
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+ ev = dev.wait_event(["DFS-CAC-START"], timeout=timeout)
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+ if ev is None:
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+ raise Exception("Test exception: CAC did not start")
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+
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+def check_dfs_finished(dev, timeout=70):
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+ ev = dev.wait_event(["DFS-CAC-COMPLETED"], timeout=timeout)
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+ if ev is None:
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+ raise Exception("Test exception: CAC did not finish")
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+
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+def check_mesh_radar_handling_finished(dev, timeout=75):
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+ ev = dev.wait_event(["CTRL-EVENT-CHANNEL-SWITCH", "MESH-GROUP-STARTED"], timeout=timeout)
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+ if ev is None:
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+ raise Exception("Test exception: Couldn't join mesh")
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+
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+def check_mesh_group_added(dev, timeout=10):
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+ ev = dev.wait_event(["MESH-GROUP-STARTED"], timeout=timeout)
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if ev is None:
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raise Exception("Test exception: Couldn't join mesh")
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@@ -91,6 +106,10 @@ def check_mesh_group_removed(dev):
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if ev is None:
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raise Exception("Test exception: Couldn't leave mesh")
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+def check_regdom_change(dev, timeout=10):
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+ ev = dev.wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=timeout)
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+ if ev is None:
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+ raise Exception("Test exception: No regdom change happened.")
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def check_mesh_peer_connected(dev, timeout=10):
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ev = dev.wait_event(["MESH-PEER-CONNECTED"], timeout=timeout)
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@@ -167,6 +186,39 @@ def test_wpas_mesh_group_remove(dev):
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check_mesh_group_removed(dev[0])
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dev[0].mesh_group_remove()
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+def dfs_simulate_radar(dev):
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+ logger.info("Trigger a simulated radar event")
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+ phyname = dev.get_driver_status_field("phyname")
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+ radar_file = '/sys/kernel/debug/ieee80211/' + phyname + '/hwsim/dfs_simulate_radar'
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+ with open(radar_file, 'w') as f:
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+ f.write('1')
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+
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+@long_duration_test
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+def test_wpas_mesh_peer_connected_dfs(dev):
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+ """wpa_supplicant MESH peer connected"""
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+ dev[0].set("country", "DE")
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+ dev[1].set("country", "DE")
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+
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+ check_regdom_change(dev[0])
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+ check_regdom_change(dev[1])
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+
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+ check_mesh_support(dev[0])
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+ add_open_mesh_network(dev[0], freq="5500", beacon_int=160)
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+ add_open_mesh_network(dev[1], freq="5500", beacon_int=160)
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+ check_dfs_started(dev[0])
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+ check_dfs_finished(dev[0])
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+ check_mesh_joined_connected(dev, timeout0=10)
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+
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+ dfs_simulate_radar(dev[0])
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+
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+ check_mesh_radar_handling_finished(dev[0], timeout=75)
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+
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+ dev[0].set("country", "00")
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+ dev[1].set("country", "00")
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+
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+ check_regdom_change(dev[0])
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+ check_regdom_change(dev[1])
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+
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def test_wpas_mesh_peer_connected(dev):
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"""wpa_supplicant MESH peer connected"""
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check_mesh_support(dev[0])
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