def test_change_mux_state(
require_mocked_dualtor,
apply_mock_dual_tor_tables,
apply_mock_dual_tor_kernel_configs,
rand_selected_dut,
request):
dut = rand_selected_dut
# Apply mux active state
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_ACTIVE_CONFIG_FILE))
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_STANDBY_CONFIG_FILE))
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_ACTIVE_CONFIG_FILE))
wait(10, 'extra wait for initial CRMs to be updated')
crm_facts1 = dut.get_crm_facts()
logger.info(json.dumps(crm_facts1, indent=4))
# Set all mux state to 'standby'/'active' N times.
for _ in range(request.config.getoption('--mux-stress-count')):
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_STANDBY_CONFIG_FILE))
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_ACTIVE_CONFIG_FILE))
wait(10, 'extra wait for CRMs to be updated')
crm_facts2 = dut.get_crm_facts()
logger.info(json.dumps(crm_facts2, indent=4))
# Check CRM values for leak
unmatched_crm_facts = compare_crm_facts(crm_facts1, crm_facts2)
pytest_assert(len(unmatched_crm_facts)==0, 'Unmatched CRM facts: {}'.format(json.dumps(unmatched_crm_facts, indent=4)))
def test_flap_neighbor_entry_standby(
require_mocked_dualtor,
apply_mock_dual_tor_tables,
apply_mock_dual_tor_kernel_configs,
rand_selected_dut,
tbinfo,
request,
mock_server_ip_mac_map):
dut = rand_selected_dut
vlan_interface_name = dut.get_extended_minigraph_facts(tbinfo)['minigraph_vlans'].keys()[0]
# Apply mux standby state
load_swss_config(dut, _swss_path(SWSS_MUX_STATE_STANDBY_CONFIG_FILE))
wait(3, 'extra wait for initial CRMs to be updated')
crm_facts1 = dut.get_crm_facts()
logger.info(json.dumps(crm_facts1, indent=4))
for _ in range(request.config.getoption('--mux-stress-count')):
remove_neighbors(dut, mock_server_ip_mac_map, vlan_interface_name)
add_neighbors(dut, mock_server_ip_mac_map, vlan_interface_name)
wait(3, 'extra wait for CRMs to be updated')
crm_facts2 = dut.get_crm_facts()
logger.info(json.dumps(crm_facts2, indent=4))
unmatched_crm_facts = compare_crm_facts(crm_facts1, crm_facts2)
pytest_assert(len(unmatched_crm_facts)==0, 'Unmatched CRM facts: {}'.format(json.dumps(unmatched_crm_facts, indent=4)))
def test_standby_tor_upstream_mux_toggle(rand_selected_dut, tbinfo, ptfadapter,
rand_selected_interface,
require_mocked_dualtor,
toggle_all_simulator_ports,
set_crm_polling_interval):
itfs, ip = rand_selected_interface
PKT_NUM = 100
# Step 1. Set mux state to standby and verify traffic is dropped by ACL rule and drop counters incremented
set_mux_state(rand_selected_dut, tbinfo, 'standby', [itfs],
toggle_all_simulator_ports)
# Wait sometime for mux toggle
time.sleep(PAUSE_TIME)
crm_facts0 = rand_selected_dut.get_crm_facts()
# Verify packets are not go up
verify_upstream_traffic(host=rand_selected_dut,
ptfadapter=ptfadapter,
tbinfo=tbinfo,
itfs=itfs,
server_ip=ip['server_ipv4'].split('/')[0],
pkt_num=PKT_NUM,
drop=True)
time.sleep(5)
# Step 2. Toggle mux state to active, and verify traffic is not dropped by ACL and fwd-ed to uplinks; verify CRM show and no nexthop objects are stale
set_mux_state(rand_selected_dut, tbinfo, 'active', [itfs],
toggle_all_simulator_ports)
# Wait sometime for mux toggle
time.sleep(PAUSE_TIME)
# Verify packets are not go up
verify_upstream_traffic(host=rand_selected_dut,
ptfadapter=ptfadapter,
tbinfo=tbinfo,
itfs=itfs,
server_ip=ip['server_ipv4'].split('/')[0],
pkt_num=PKT_NUM,
drop=False)
# Step 3. Toggle mux state to standby, and verify traffic is dropped by ACL; verify CRM show and no nexthop objects are stale
set_mux_state(rand_selected_dut, tbinfo, 'standby', [itfs],
toggle_all_simulator_ports)
# Wait sometime for mux toggle
time.sleep(PAUSE_TIME)
# Verify packets are not go up again
verify_upstream_traffic(host=rand_selected_dut,
ptfadapter=ptfadapter,
tbinfo=tbinfo,
itfs=itfs,
server_ip=ip['server_ipv4'].split('/')[0],
pkt_num=PKT_NUM,
drop=True)
crm_facts1 = rand_selected_dut.get_crm_facts()
unmatched_crm_facts = compare_crm_facts(crm_facts0, crm_facts1)
pt_assert(
len(unmatched_crm_facts) == 0, 'Unmatched CRM facts: {}'.format(
json.dumps(unmatched_crm_facts, indent=4)))
