tests: Add P2P channel selection test cases for group formation
Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen
parent
51e9f22809
commit
46f2cfcefc
2 changed files with 134 additions and 31 deletions
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@ -20,7 +20,15 @@ def check_grpform_results(i_res, r_res):
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if i_res['ssid'] != r_res['ssid']:
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raise Exception("SSID mismatch")
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if i_res['freq'] != r_res['freq']:
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raise Exception("SSID mismatch")
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raise Exception("freq mismatch")
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if 'go_neg_freq' in r_res and i_res['go_neg_freq'] != r_res['go_neg_freq']:
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raise Exception("go_neg_freq mismatch")
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if i_res['freq'] != i_res['go_neg_freq']:
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raise Exception("freq/go_neg_freq mismatch")
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if i_res['role'] != i_res['go_neg_role']:
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raise Exception("role/go_neg_role mismatch")
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if 'go_neg_role' in r_res and r_res['role'] != r_res['go_neg_role']:
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raise Exception("role/go_neg_role mismatch")
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if i_res['go_dev_addr'] != r_res['go_dev_addr']:
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raise Exception("GO Device Address mismatch")
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@ -55,13 +63,13 @@ def go_neg_pin(i_dev, r_dev, i_intent=None, r_intent=None, i_method='enter', r_m
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hwsim_utils.test_connectivity_p2p(r_dev, i_dev)
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i_dev.dump_monitor()
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def go_neg_pin_authorized(i_dev, r_dev, i_intent=None, r_intent=None, expect_failure=False, i_go_neg_status=None, i_method='enter', r_method='display'):
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def go_neg_pin_authorized(i_dev, r_dev, i_intent=None, r_intent=None, expect_failure=False, i_go_neg_status=None, i_method='enter', r_method='display', test_data=True, i_freq=None, r_freq=None):
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r_dev.p2p_listen()
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i_dev.p2p_listen()
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pin = r_dev.wps_read_pin()
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logger.info("Start GO negotiation " + i_dev.ifname + " -> " + r_dev.ifname)
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r_dev.p2p_go_neg_auth(i_dev.p2p_dev_addr(), pin, r_method, go_intent=r_intent)
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i_res = i_dev.p2p_go_neg_init(r_dev.p2p_dev_addr(), pin, i_method, timeout=20, go_intent=i_intent, expect_failure=expect_failure)
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r_dev.p2p_go_neg_auth(i_dev.p2p_dev_addr(), pin, r_method, go_intent=r_intent, freq=r_freq)
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i_res = i_dev.p2p_go_neg_init(r_dev.p2p_dev_addr(), pin, i_method, timeout=20, go_intent=i_intent, expect_failure=expect_failure, freq=i_freq)
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r_res = r_dev.p2p_go_neg_auth_result(expect_failure=expect_failure)
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logger.debug("i_res: " + str(i_res))
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logger.debug("r_res: " + str(r_res))
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@ -75,6 +83,7 @@ def go_neg_pin_authorized(i_dev, r_dev, i_intent=None, r_intent=None, expect_fai
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if expect_failure:
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return
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logger.info("Group formed")
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if test_data:
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hwsim_utils.test_connectivity_p2p(r_dev, i_dev)
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return [i_res, r_res]
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@ -109,32 +118,29 @@ def go_neg_pbc(i_dev, r_dev, i_intent=None, r_intent=None):
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i_dev.dump_monitor()
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return [i_res, r_res]
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def test_grpform(dev):
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"""P2P group formation using PIN and authorized connection (init -> GO)"""
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go_neg_pin_authorized(i_dev=dev[0], i_intent=15, r_dev=dev[1], r_intent=0)
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dev[0].remove_group()
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def remove_group(dev1, dev2):
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dev1.remove_group()
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try:
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dev[1].remove_group()
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dev2.remove_group()
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except:
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pass
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def test_grpform(dev):
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"""P2P group formation using PIN and authorized connection (init -> GO)"""
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=15,
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r_dev=dev[1], r_intent=0)
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check_grpform_results(i_res, r_res)
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remove_group(dev[0], dev[1])
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def test_grpform2(dev):
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"""P2P group formation using PIN and authorized connection (resp -> GO)"""
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go_neg_pin_authorized(i_dev=dev[0], i_intent=0, r_dev=dev[1], r_intent=15)
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dev[0].remove_group()
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try:
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dev[1].remove_group()
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except:
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pass
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remove_group(dev[0], dev[1])
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def test_grpform3(dev):
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"""P2P group formation using PIN and re-init GO Negotiation"""
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go_neg_pin(i_dev=dev[0], i_intent=15, r_dev=dev[1], r_intent=0)
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dev[0].remove_group()
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try:
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dev[1].remove_group()
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except:
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pass
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remove_group(dev[0], dev[1])
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def test_grpform_pbc(dev):
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"""P2P group formation using PBC and re-init GO Negotiation"""
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@ -142,11 +148,7 @@ def test_grpform_pbc(dev):
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check_grpform_results(i_res, r_res)
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if i_res['role'] != 'GO' or r_res['role'] != 'client':
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raise Exception("Unexpected device roles")
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dev[0].remove_group()
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try:
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dev[1].remove_group()
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except:
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pass
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remove_group(dev[0], dev[1])
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def test_both_go_intent_15(dev):
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"""P2P GO Negotiation with both devices using GO intent 15"""
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@ -197,3 +199,72 @@ def test_grpform_per_sta_psk_wps(dev):
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dev[0].remove_group()
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dev[2].request("DISCONNECT")
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dev[1].wait_go_ending_session()
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def test_grpform_force_chan_go(dev):
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"""P2P group formation forced channel selection by GO"""
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=15,
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i_freq=2432,
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r_dev=dev[1], r_intent=0,
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test_data=False)
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check_grpform_results(i_res, r_res)
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if i_res['freq'] != "2432":
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raise Exception("Unexpected channel - did not follow GO's forced channel")
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remove_group(dev[0], dev[1])
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def test_grpform_force_chan_cli(dev):
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"""P2P group formation forced channel selection by client"""
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=0,
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i_freq=2417,
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r_dev=dev[1], r_intent=15,
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test_data=False)
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check_grpform_results(i_res, r_res)
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if i_res['freq'] != "2417":
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raise Exception("Unexpected channel - did not follow GO's forced channel")
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remove_group(dev[0], dev[1])
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def test_grpform_force_chan_conflict(dev):
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"""P2P group formation fails due to forced channel mismatch"""
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go_neg_pin_authorized(i_dev=dev[0], i_intent=0, i_freq=2422,
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r_dev=dev[1], r_intent=15, r_freq=2427,
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expect_failure=True, i_go_neg_status=7)
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def test_grpform_pref_chan_go(dev):
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"""P2P group formation preferred channel selection by GO"""
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dev[0].request("SET p2p_pref_chan 81:7")
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=15,
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r_dev=dev[1], r_intent=0,
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test_data=False)
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check_grpform_results(i_res, r_res)
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if i_res['freq'] != "2442":
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raise Exception("Unexpected channel - did not follow GO's p2p_pref_chan")
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remove_group(dev[0], dev[1])
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def test_grpform_pref_chan_go_overridden(dev):
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"""P2P group formation preferred channel selection by GO overridden by client"""
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dev[1].request("SET p2p_pref_chan 81:7")
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=0,
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i_freq=2422,
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r_dev=dev[1], r_intent=15,
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test_data=False)
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check_grpform_results(i_res, r_res)
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if i_res['freq'] != "2422":
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raise Exception("Unexpected channel - did not follow client's forced channel")
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remove_group(dev[0], dev[1])
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def test_grpform_no_go_freq_forcing_chan(dev):
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"""P2P group formation with no-GO freq forcing channel"""
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dev[1].request("SET p2p_no_go_freq 100-200,300,4000-6000")
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[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_intent=0,
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r_dev=dev[1], r_intent=15,
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test_data=False)
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check_grpform_results(i_res, r_res)
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if int(i_res['freq']) > 4000:
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raise Exception("Unexpected channel - did not follow no-GO freq")
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remove_group(dev[0], dev[1])
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def test_grpform_no_go_freq_conflict(dev):
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"""P2P group formation fails due to no-GO range forced by client"""
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dev[1].request("SET p2p_no_go_freq 2000-3000")
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go_neg_pin_authorized(i_dev=dev[0], i_intent=0, i_freq=2422,
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r_dev=dev[1], r_intent=15,
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expect_failure=True, i_go_neg_status=7)
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@ -57,6 +57,9 @@ class WpaSupplicant:
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logger.info("FLUSH to " + self.ifname + " failed: " + res)
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self.request("SET ignore_old_scan_res 0")
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self.request("SET external_sim 0")
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self.request("SET p2p_add_cli_chan 0")
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self.request("SET p2p_no_go_freq ")
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self.request("SET p2p_pref_chan ")
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self.request("P2P_SET per_sta_psk 0")
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self.request("P2P_SET disabled 0")
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self.request("P2P_SERVICE_FLUSH")
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@ -253,7 +256,7 @@ class WpaSupplicant:
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vals[name] = value
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return vals
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def group_form_result(self, ev, expect_failure=False):
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def group_form_result(self, ev, expect_failure=False, go_neg_res=None):
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if expect_failure:
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if "P2P-GROUP-STARTED" in ev:
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raise Exception("Group formation succeeded when expecting failure")
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@ -291,15 +294,26 @@ class WpaSupplicant:
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if p:
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res['passphrase'] = p.group(1)
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res['go_dev_addr'] = s[7]
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if go_neg_res:
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exp = r'<.>(P2P-GO-NEG-SUCCESS) role=(GO|client) freq=([0-9]*)'
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s = re.split(exp, go_neg_res)
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if len(s) < 4:
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raise Exception("Could not parse P2P-GO-NEG-SUCCESS")
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res['go_neg_role'] = s[2]
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res['go_neg_freq'] = s[3]
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return res
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def p2p_go_neg_auth(self, peer, pin, method, go_intent=None, persistent=False):
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def p2p_go_neg_auth(self, peer, pin, method, go_intent=None, persistent=False, freq=None):
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if not self.discover_peer(peer):
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raise Exception("Peer " + peer + " not found")
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self.dump_monitor()
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cmd = "P2P_CONNECT " + peer + " " + pin + " " + method + " auth"
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if go_intent:
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cmd = cmd + ' go_intent=' + str(go_intent)
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if freq:
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cmd = cmd + ' freq=' + str(freq)
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if persistent:
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cmd = cmd + " persistent"
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if "OK" in self.global_request(cmd):
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@ -307,13 +321,22 @@ class WpaSupplicant:
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raise Exception("P2P_CONNECT (auth) failed")
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def p2p_go_neg_auth_result(self, timeout=1, expect_failure=False):
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ev = self.wait_global_event(["P2P-GROUP-STARTED","P2P-GO-NEG-FAILURE"], timeout);
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go_neg_res = None
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ev = self.wait_global_event(["P2P-GO-NEG-SUCCESS",
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"P2P-GO-NEG-FAILURE"], timeout);
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if ev is None:
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if expect_failure:
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return None
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raise Exception("Group formation timed out")
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if "P2P-GO-NEG-SUCCESS" in ev:
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go_neg_res = ev
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ev = self.wait_global_event(["P2P-GROUP-STARTED"], timeout);
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if ev is None:
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if expect_failure:
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return None
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raise Exception("Group formation timed out")
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self.dump_monitor()
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return self.group_form_result(ev, expect_failure)
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return self.group_form_result(ev, expect_failure, go_neg_res)
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def p2p_go_neg_init(self, peer, pin, method, timeout=0, go_intent=None, expect_failure=False, persistent=False, freq=None):
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if not self.discover_peer(peer):
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@ -333,13 +356,22 @@ class WpaSupplicant:
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if timeout == 0:
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self.dump_monitor()
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return None
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ev = self.wait_global_event(["P2P-GROUP-STARTED","P2P-GO-NEG-FAILURE"], timeout)
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go_neg_res = None
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ev = self.wait_global_event(["P2P-GO-NEG-SUCCESS",
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"P2P-GO-NEG-FAILURE"], timeout)
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if ev is None:
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if expect_failure:
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return None
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raise Exception("Group formation timed out")
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if "P2P-GO-NEG-SUCCESS" in ev:
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go_neg_res = ev
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ev = self.wait_global_event(["P2P-GROUP-STARTED"], timeout)
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if ev is None:
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if expect_failure:
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return None
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raise Exception("Group formation timed out")
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self.dump_monitor()
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return self.group_form_result(ev, expect_failure)
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return self.group_form_result(ev, expect_failure, go_neg_res)
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raise Exception("P2P_CONNECT failed")
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def wait_event(self, events, timeout):
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