def test_pfc_pause_single_lossy_prio_reboot(
ixia_api, ixia_testbed_config, conn_graph_facts, fanout_graph_facts,
localhost, duthosts, rand_one_dut_hostname,
rand_one_dut_portname_oper_up, rand_lossy_prio, all_prio_list,
prio_dscp_map, reboot_type):
"""
Test if PFC will impact a single lossy priority after various kinds of reboots
Args:
ixia_api (pytest fixture): IXIA session
ixia_testbed_config (pytest fixture): testbed configuration information
conn_graph_facts (pytest fixture): connection graph
fanout_graph_facts (pytest fixture): fanout graph
localhost (pytest fixture): localhost handle
duthosts (pytest fixture): list of DUTs
rand_one_dut_hostname (str): hostname of DUT
rand_one_dut_portname_oper_up (str): port to test, e.g., 's6100-1|Ethernet0'
rand_lossy_prio (str): lossy priority to test, e.g., 's6100-1|2'
all_prio_list (pytest fixture): list of all the priorities
prio_dscp_map (pytest fixture): priority vs. DSCP map (key = priority).
reboot_type (str): reboot type to be issued on the DUT
Returns:
N/A
"""
dut_hostname, dut_port = rand_one_dut_portname_oper_up.split('|')
dut_hostname2, lossy_prio = rand_lossy_prio.split('|')
pytest_require(rand_one_dut_hostname == dut_hostname == dut_hostname2,
"Priority and port are not mapped to the expected DUT")
testbed_config, port_config_list = ixia_testbed_config
duthost = duthosts[rand_one_dut_hostname]
lossy_prio = int(lossy_prio)
pause_prio_list = [lossy_prio]
test_prio_list = [lossy_prio]
bg_prio_list = [p for p in all_prio_list]
bg_prio_list.remove(lossy_prio)
logger.info("Issuing a {} reboot on the dut {}".format(
reboot_type, duthost.hostname))
reboot(duthost, localhost, reboot_type=reboot_type)
logger.info("Wait until the system is stable")
pytest_assert(wait_until(300, 20, duthost.critical_services_fully_started),
"Not all critical services are fully started")
run_pfc_test(api=ixia_api,
testbed_config=testbed_config,
port_config_list=port_config_list,
conn_data=conn_graph_facts,
fanout_data=fanout_graph_facts,
duthost=duthost,
dut_port=dut_port,
global_pause=False,
pause_prio_list=pause_prio_list,
test_prio_list=test_prio_list,
bg_prio_list=bg_prio_list,
prio_dscp_map=prio_dscp_map,
test_traffic_pause=False)
def test_pfc_pause_multi_lossy_prio_reboot(ixia_api,
ixia_testbed,
conn_graph_facts,
fanout_graph_facts,
localhost,
duthosts,
rand_one_dut_hostname,
rand_one_dut_portname_oper_up,
lossless_prio_list,
lossy_prio_list,
prio_dscp_map,
reboot_type):
"""
Test if PFC will impact multiple lossy priorities after various kinds of reboots
Args:
ixia_api (pytest fixture): IXIA session
ixia_testbed (pytest fixture): L2/L3 config of a T0 testbed
conn_graph_facts (pytest fixture): connection graph
fanout_graph_facts (pytest fixture): fanout graph
localhost (pytest fixture): localhost handle
duthosts (pytest fixture): list of DUTs
rand_one_dut_hostname (str): hostname of DUT
rand_one_dut_portname_oper_up (str): port to test, e.g., 's6100-1|Ethernet0'
lossless_prio_list (pytest fixture): list of all the lossless priorities
lossy_prio_list (pytest fixture): list of all the lossy priorities
prio_dscp_map (pytest fixture): priority vs. DSCP map (key = priority).
reboot_type (str): reboot type to be issued on the DUT
Returns:
N/A
"""
dut_hostname, dut_port = rand_one_dut_portname_oper_up.split('|')
pytest_require(rand_one_dut_hostname == dut_hostname,
"Port is not mapped to the expected DUT")
duthost = duthosts[rand_one_dut_hostname]
pause_prio_list = lossy_prio_list
test_prio_list = lossy_prio_list
bg_prio_list = lossless_prio_list
logger.info("Issuing a {} reboot on the dut {}".format(reboot_type, duthost.hostname))
reboot(duthost, localhost, reboot_type=reboot_type)
logger.info("Wait until the system is stable")
pytest_assert(wait_until(300, 20, duthost.critical_services_fully_started),
"Not all critical services are fully started")
run_pfc_test(api=ixia_api,
testbed_config=ixia_testbed,
conn_data=conn_graph_facts,
fanout_data=fanout_graph_facts,
duthost=duthost,
dut_port=dut_port,
global_pause=False,
pause_prio_list=pause_prio_list,
test_prio_list=test_prio_list,
bg_prio_list=bg_prio_list,
prio_dscp_map=prio_dscp_map,
test_traffic_pause=False)
def test_pfc_pause_single_lossless_prio(ixia_api,
ixia_testbed_config,
conn_graph_facts,
fanout_graph_facts,
duthosts,
rand_one_dut_hostname,
rand_one_dut_portname_oper_up,
enum_dut_lossless_prio,
all_prio_list,
prio_dscp_map):
"""
Test if PFC can pause a single lossless priority
Args:
ixia_api (pytest fixture): IXIA session
ixia_testbed_config (pytest fixture): testbed configuration information
conn_graph_facts (pytest fixture): connection graph
fanout_graph_facts (pytest fixture): fanout graph
duthosts (pytest fixture): list of DUTs
rand_one_dut_hostname (str): hostname of DUT
rand_one_dut_portname_oper_up (str): port to test, e.g., 's6100-1|Ethernet0'
enum_dut_lossless_prio (str): lossless priority to test, e.g., 's6100-1|3'
all_prio_list (pytest fixture): list of all the priorities
prio_dscp_map (pytest fixture): priority vs. DSCP map (key = priority).
Returns:
N/A
"""
dut_hostname, dut_port = rand_one_dut_portname_oper_up.split('|')
dut_hostname2, lossless_prio = enum_dut_lossless_prio.split('|')
pytest_require(rand_one_dut_hostname == dut_hostname == dut_hostname2,
"Priority and port are not mapped to the expected DUT")
testbed_config, port_config_list = ixia_testbed_config
duthost = duthosts[rand_one_dut_hostname]
lossless_prio = int(lossless_prio)
pause_prio_list = [lossless_prio]
test_prio_list = [lossless_prio]
bg_prio_list = [p for p in all_prio_list]
bg_prio_list.remove(lossless_prio)
run_pfc_test(api=ixia_api,
testbed_config=testbed_config,
port_config_list=port_config_list,
conn_data=conn_graph_facts,
fanout_data=fanout_graph_facts,
duthost=duthost,
dut_port=dut_port,
global_pause=False,
pause_prio_list=pause_prio_list,
test_prio_list=test_prio_list,
bg_prio_list=bg_prio_list,
prio_dscp_map=prio_dscp_map,
test_traffic_pause=True)
def test_pfc_pause_multi_lossless_prio(ixia_api,
ixia_testbed_config,
conn_graph_facts,
fanout_graph_facts,
duthosts,
rand_one_dut_hostname,
rand_one_dut_portname_oper_up,
lossless_prio_list,
lossy_prio_list,
prio_dscp_map):
"""
Test if PFC can pause multiple lossless priorities
Args:
ixia_api (pytest fixture): IXIA session
ixia_testbed_config (pytest fixture): testbed configuration information
conn_graph_facts (pytest fixture): connection graph
fanout_graph_facts (pytest fixture): fanout graph
duthosts (pytest fixture): list of DUTs
rand_one_dut_hostname (str): hostname of DUT
rand_one_dut_portname_oper_up (str): port to test, e.g., 's6100-1|Ethernet0'
lossless_prio_list (pytest fixture): list of all the lossless priorities
lossy_prio_list (pytest fixture): list of all the lossy priorities
prio_dscp_map (pytest fixture): priority vs. DSCP map (key = priority).
Returns:
N/A
"""
dut_hostname, dut_port = rand_one_dut_portname_oper_up.split('|')
pytest_require(rand_one_dut_hostname == dut_hostname,
"Port is not mapped to the expected DUT")
testbed_config, port_config_list = ixia_testbed_config
duthost = duthosts[rand_one_dut_hostname]
pause_prio_list = lossless_prio_list
test_prio_list = lossless_prio_list
bg_prio_list = lossy_prio_list
run_pfc_test(api=ixia_api,
testbed_config=testbed_config,
port_config_list=port_config_list,
conn_data=conn_graph_facts,
fanout_data=fanout_graph_facts,
duthost=duthost,
dut_port=dut_port,
global_pause=False,
pause_prio_list=pause_prio_list,
test_prio_list=test_prio_list,
bg_prio_list=bg_prio_list,
prio_dscp_map=prio_dscp_map,
test_traffic_pause=True)
def test_global_pause(ixia_api,
ixia_testbed,
conn_graph_facts,
fanout_graph_facts,
duthosts,
rand_one_dut_hostname,
rand_one_dut_portname_oper_up,
lossless_prio_list,
lossy_prio_list,
prio_dscp_map):
"""
Test if IEEE 802.3X pause (a.k.a., global pause) will impact any priority
Args:
ixia_api (pytest fixture): IXIA session
ixia_testbed (pytest fixture): L2/L3 config of a T0 testbed
conn_graph_facts (pytest fixture): connection graph
fanout_graph_facts (pytest fixture): fanout graph
duthosts (pytest fixture): list of DUTs
rand_one_dut_hostname (str): hostname of DUT
rand_one_dut_portname_oper_up (str): name of port to test, e.g., 's6100-1|Ethernet0'
lossless_prio_list (pytest fixture): list of all the lossless priorities
lossy_prio_list (pytest fixture): list of all the lossy priorities
prio_dscp_map (pytest fixture): priority vs. DSCP map (key = priority).
Returns:
N/A
"""
dut_hostname, dut_port = rand_one_dut_portname_oper_up.split('|')
pytest_require(rand_one_dut_hostname == dut_hostname,
"Port is not mapped to the expected DUT")
duthost = duthosts[rand_one_dut_hostname]
test_prio_list = lossless_prio_list
bg_prio_list = lossy_prio_list
run_pfc_test(api=ixia_api,
testbed_config=ixia_testbed,
conn_data=conn_graph_facts,
fanout_data=fanout_graph_facts,
duthost=duthost,
dut_port=dut_port,
global_pause=True,
pause_prio_list=None,
test_prio_list=test_prio_list,
bg_prio_list=bg_prio_list,
prio_dscp_map=prio_dscp_map,
test_traffic_pause=False)