diff options
Diffstat (limited to 'resources/libraries')
| -rw-r--r-- | resources/libraries/bash/dut_setup.sh | 7 | ||||
| -rw-r--r-- | resources/libraries/python/DUTSetup.py | 1 | ||||
| -rw-r--r-- | resources/libraries/python/Memif.py | 2 | ||||
| -rw-r--r-- | resources/libraries/python/SRv6.py | 58 | ||||
| -rw-r--r-- | resources/libraries/python/Trace.py | 13 | ||||
| -rw-r--r-- | resources/libraries/robot/overlay/srv6.robot | 22 | ||||
| -rw-r--r-- | resources/libraries/robot/performance/performance_configuration.robot | 105 | ||||
| -rw-r--r-- | resources/libraries/robot/performance/performance_setup.robot | 21 | ||||
| -rw-r--r-- | resources/libraries/robot/performance/performance_utils.robot | 2 |
9 files changed, 215 insertions, 16 deletions
diff --git a/resources/libraries/bash/dut_setup.sh b/resources/libraries/bash/dut_setup.sh index 988ffe1ce2..28b495c3fa 100644 --- a/resources/libraries/bash/dut_setup.sh +++ b/resources/libraries/bash/dut_setup.sh @@ -51,7 +51,10 @@ cmd 'sudo dmidecode | grep UUID' cmd 'lspci -Dnn' echo "[Command_desc] Adding dpdk-input trace" -cmd 'sudo vpp_api_test <<< "exec trace add dpdk-input 100"' +cmd 'sudo vpp_api_test <<< "exec trace add dpdk-input 50"' echo "[Command_desc] Adding vhost-user-input trace" -cmd 'sudo vpp_api_test <<< "exec trace add vhost-user-input 100"' +cmd 'sudo vpp_api_test <<< "exec trace add vhost-user-input 50"' + +echo "[Command_desc] Adding memif-input trace" +cmd 'sudo vpp_api_test <<< "exec trace add memif-input 50"' diff --git a/resources/libraries/python/DUTSetup.py b/resources/libraries/python/DUTSetup.py index 2741eaaf1f..ae42637f52 100644 --- a/resources/libraries/python/DUTSetup.py +++ b/resources/libraries/python/DUTSetup.py @@ -496,6 +496,7 @@ class DUTSetup(object): vat = VatExecutor() vat.execute_script("enable_dpdk_traces.vat", node, json_out=False) vat.execute_script("enable_vhost_user_traces.vat", node, json_out=False) + vat.execute_script("enable_memif_traces.vat", node, json_out=False) @staticmethod def install_vpp_on_all_duts(nodes, vpp_pkg_dir, vpp_rpm_pkgs, vpp_deb_pkgs): diff --git a/resources/libraries/python/Memif.py b/resources/libraries/python/Memif.py index d0ab6c74d1..b4c184e1be 100644 --- a/resources/libraries/python/Memif.py +++ b/resources/libraries/python/Memif.py @@ -175,7 +175,7 @@ class Memif(object): for item in memif_data: if memif_data[item]['sw_if_index'] == str(sw_if_idx): return item - return None + return None @staticmethod def vpp_get_memif_interface_mac(node, sw_if_idx): diff --git a/resources/libraries/python/SRv6.py b/resources/libraries/python/SRv6.py index 03a55a41ed..fe706f5f70 100644 --- a/resources/libraries/python/SRv6.py +++ b/resources/libraries/python/SRv6.py @@ -32,6 +32,12 @@ SRV6BEHAVIOUR_END_DT4 = 'end.dt4' SRV6BEHAVIOUR_END_DX6 = 'end.dx6' # Endpoint with decapsulation and IPv6 table lookup SRV6BEHAVIOUR_END_DT6 = 'end.dt6' +# Endpoint to SR-unaware appliance via static proxy +SRV6BEHAVIOUR_END_AS = 'end.as' +# Endpoint to SR-unaware appliance via dynamic proxy +SRV6BEHAVIOUR_END_AD = 'end.ad' +# Endpoint to SR-unaware appliance via masquerading +SRV6BEHAVIOUR_END_AM = 'end.am' class SRv6(object): @@ -42,7 +48,8 @@ class SRv6(object): @staticmethod def configure_sr_localsid(node, local_sid, behavior, interface=None, - next_hop=None, fib_table=None): + next_hop=None, fib_table=None, out_if=None, + in_if=None, src_addr=None, sid_list=None): """Create SRv6 LocalSID and binds it to a particular behaviour on the given node. @@ -55,12 +62,27 @@ class SRv6(object): xconnects). :param fib_table: FIB table for IPv4/IPv6 lookup (Optional, required for L3 routing). + :param out_if: Interface name of local interface for sending traffic + towards the Service Function (Optional, required for SRv6 endpoint + to SR-unaware appliance). + :param in_if: Interface name of local interface receiving the traffic + coming back from the Service Function (Optional, required for SRv6 + endpoint to SR-unaware appliance). + :param src_addr: Source address on the packets coming back on in_if + interface (Optional, required for SRv6 endpoint to SR-unaware + appliance via static proxy). + :param sid_list: SID list (Optional, required for SRv6 endpoint to + SR-unaware appliance via static proxy). :type node: dict :type local_sid: str :type behavior: str :type interface: str :type next_hop: int :type fib_table: str + :type out_if: str + :type in_if: str + :type src_addr: str + :type sid_list: list :raises ValueError: If unsupported SRv6 LocalSID function used or required parameter is missing. """ @@ -69,20 +91,36 @@ class SRv6(object): elif behavior in [SRV6BEHAVIOUR_END_X, SRV6BEHAVIOUR_END_DX4, SRV6BEHAVIOUR_END_DX6]: if interface is None or next_hop is None: - raise ValueError('Required data missing.\ninterface:{0}\n' - 'next_hop:{1}'.format(interface, next_hop)) + raise ValueError('Required parameter(s) missing.\ninterface:{0}' + '\nnext_hop:{1}'.format(interface, next_hop)) interface_name = Topology.get_interface_name(node, interface) params = '{0} {1}'.format(interface_name, next_hop) elif behavior == SRV6BEHAVIOUR_END_DX2: if interface is None: - raise ValueError('Required data missing.\ninterface:{0}\n'. + raise ValueError('Required parameter missing.\ninterface:{0}'. format(interface)) params = '{0}'.format(interface) elif behavior in [SRV6BEHAVIOUR_END_DT4, SRV6BEHAVIOUR_END_DT6]: if fib_table is None: - raise ValueError('Required data missing.\nfib_table:{0}\n'. + raise ValueError('Required parameter missing.\nfib_table: {0}'. format(fib_table)) params = '{0}'.format(fib_table) + elif behavior == SRV6BEHAVIOUR_END_AS: + if next_hop is None or out_if is None or in_if is None or \ + src_addr is None or sid_list is None: + raise ValueError('Required parameter(s) missing.\nnext_hop:{0}' + '\nout_if:{1}\nin_if:{2}\nsrc_addr:{3}\n' + 'sid_list:{4}'.format(next_hop, out_if, in_if, + src_addr, sid_list)) + sid_conf = 'next ' + ' next '.join(sid_list) + params = 'nh {0} oif {1} iif {2} src {3} {4}'.\ + format(next_hop, out_if, in_if, src_addr, sid_conf) + elif behavior in [SRV6BEHAVIOUR_END_AD, SRV6BEHAVIOUR_END_AM]: + if next_hop is None or out_if is None or in_if is None: + raise ValueError('Required parameter(s) missing.\nnext_hop:{0}' + '\nout_if:{1}\nin_if:{2}'. + format(next_hop, out_if, in_if)) + params = 'nh {0} oif {1} iif {2}'.format(next_hop, out_if, in_if) else: raise ValueError('Unsupported SRv6 LocalSID function: {0}'. format(behavior)) @@ -217,9 +255,13 @@ class SRv6(object): vat.vat_terminal_exec_cmd_from_template( 'srv6/sr_steer_add_del.vat', params=params, bsid=bsid) - if "exec error: Misc" in vat.vat_stdout: - raise RuntimeError('Create SRv6 steering policy for BindingSID {0}' - ' failed on node {1}'.format(bsid, node['host'])) + sr_steer_errors = ("exec error: Misc", + "sr steer: No SR policy specified") + for err in sr_steer_errors: + if err in vat.vat_stdout: + raise RuntimeError('Create SRv6 steering policy for BindingSID' + ' {0} failed on node {1}'. + format(bsid, node['host'])) @staticmethod def delete_sr_steer(node, mode, bsid, interface=None, ip_addr=None, diff --git a/resources/libraries/python/Trace.py b/resources/libraries/python/Trace.py index c61a8deda4..10a55ce140 100644 --- a/resources/libraries/python/Trace.py +++ b/resources/libraries/python/Trace.py @@ -13,7 +13,7 @@ """Packet trace library.""" -from resources.libraries.python.VatExecutor import VatExecutor +from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal from resources.libraries.python.topology import NodeType @@ -21,16 +21,21 @@ class Trace(object): """This class provides methods to manipulate the VPP packet trace.""" @staticmethod - def show_packet_trace_on_all_duts(nodes): + def show_packet_trace_on_all_duts(nodes, maximum=None): """Show VPP packet trace. :param nodes: Nodes from which the packet trace will be displayed. + :param maximum: Maximum number of packet traces to be displayed. :type nodes: list + :type maximum: int """ + maximum = "max {count}".format(count=maximum) if maximum is not None\ + else "" for node in nodes.values(): if node['type'] == NodeType.DUT: - vat = VatExecutor() - vat.execute_script("show_trace.vat", node, json_out=False) + with VatTerminal(node, json_param=False) as vat: + vat.vat_terminal_exec_cmd_from_template( + 'show_trace.vat', maximum=maximum) @staticmethod def clear_packet_trace_on_all_duts(nodes): diff --git a/resources/libraries/robot/overlay/srv6.robot b/resources/libraries/robot/overlay/srv6.robot index b253311d0e..a0a557e6d9 100644 --- a/resources/libraries/robot/overlay/srv6.robot +++ b/resources/libraries/robot/overlay/srv6.robot @@ -30,6 +30,18 @@ | | ... | None; required for L3 xconnects). Type: string | | ... | - fib_table - FIB table for IPv4/IPv6 lookup (Optional, default value: | | ... | None; required for L3 routing). Type: string +| | ... | - out_if - Interface name of local interface for sending traffic +| | ... | towards the Service Function (Optional, default value: None; +| | ... | required for SRv6 endpoint to SR-unaware appliance). Type: string +| | ... | - in_if - Interface name of local interface receiving the traffic +| | ... | coming back from the Service Function (Optional, default value: +| | ... | None; required for SRv6 endpoint to SR-unaware appliance). +| | ... | Type: string +| | ... | - src_addr - Source address on the packets coming back on in_if +| | ... | interface (Optional, default value: None; required for SRv6 endpoint +| | ... | to SR-unaware appliance via static proxy). Type: string +| | ... | - sid_list - SID list (Optional, default value: []; required for SRv6 +| | ... | endpoint to SR-unaware appliance via static proxy). Type: list | | ... | | ... | *Example:* | | ... @@ -40,12 +52,22 @@ | | ... | \| end.dx4 \| interface=GigabitEthernet0/8/0 \| next_hop=10.0.0.1 \| | | ... | \| Configure SR LocalSID on DUT \| ${nodes['DUT2']} \| E:: \ | | ... | \| end.dt6 \| fib_table=2 \| +| | ... | \| Configure SR LocalSID on DUT \| ${nodes['DUT2']} \| E:: \ +| | ... | \| end.ad \| next_hop=10.0.0.1 \| out_if=DUT2_VHOST1 \ +| | ... | \| in_if=DUT2_VHOST2 \| +| | ... | \| Configure SR LocalSID on DUT \| ${nodes['DUT2']} \| E:: \ +| | ... | \| end.as \| next_hop=10.0.0.1 \| out_if=DUT2_VHOST1 \ +| | ... | \| in_if=DUT2_VHOST2 \| src_addr=B:: \| sid_list=['C::', 'D::'] \| | | ... | | [Arguments] | ${dut_node} | ${local_sid} | ${behavior} | | ... | ${interface}=${None} | ${next_hop}=${None} | ${fib_table}=${None} +| | ... | ${out_if}=${None} | ${in_if}=${None} | ${src_addr}=${None} +| | ... | @{sid_list} | | ... | | Configure SR LocalSID | ${dut_node} | ${local_sid} | ${behavior} | | ... | interface=${interface} | next_hop=${next_hop} | fib_table=${fib_table} +| | ... | out_if=${out_if} | in_if=${in_if} | src_addr=${src_addr} +| | ... | sid_list=${sid_list} | Delete SR LocalSID on DUT | | [Documentation] | Delete SRv6 LocalSID on the given DUT node. diff --git a/resources/libraries/robot/performance/performance_configuration.robot b/resources/libraries/robot/performance/performance_configuration.robot index 46e0e5bb6c..a864a023bf 100644 --- a/resources/libraries/robot/performance/performance_configuration.robot +++ b/resources/libraries/robot/performance/performance_configuration.robot @@ -635,6 +635,7 @@ | | ... | ${dut1_if2} | | Vpp Route Add | ${dut2} | ${sid2} | ${sid_prefix} | ${dut1_if2_ip6} | | ... | ${dut2_if1} +# Configure SRv6 for direction0 | | Set SR Encaps Source Address on DUT | ${dut1} | ${dut1_sid1} | | @{sid_list_dir0}= | Run Keyword If | "${n}" == "1" | | ... | Create List | ${dut2_sid1} @@ -655,6 +656,7 @@ | | Run Keyword If | "${n}" == "2" and "${prepos}" == "without" | | ... | Vpp Route Add | ${dut2} | ${dut2_sid1_2} | ${sid_prefix} | | ... | ${tg_if2_ip6_subnet}2 | ${dut2_if2} +# Configure SRv6 for direction1 | | Set SR Encaps Source Address on DUT | ${dut2} | ${dut2_sid2} | | @{sid_list_dir1}= | Run Keyword If | "${n}" == "1" | | ... | Create List | ${dut1_sid2} @@ -676,6 +678,109 @@ | | ... | Vpp Route Add | ${dut1} | ${dut1_sid2_2} | ${sid_prefix} | | ... | ${tg_if1_ip6_subnet}2 | ${dut1_if1} +| Initialize IPv6 forwarding over SRv6 with endpoint to SR-unaware Service Function via '${behavior}' behaviour in 3-node circular topology +| | [Documentation] +| | ... | Create pair of Memif interfaces on all defined VPP nodes. Set UP +| | ... | state on VPP interfaces in path on nodes in 3-node circular topology. +| | ... | Get the interface MAC addresses and setup neighbours on all VPP +| | ... | interfaces. Setup IPv6 addresses on all interfaces. Set segment +| | ... | routing for IPv6 with defined behaviour function and configure IPv6 +| | ... | routes on both DUT nodes. +| | ... +| | ${tg1_if1_mac}= | Get Interface MAC | ${tg} | ${tg_if1} +| | ${tg1_if2_mac}= | Get Interface MAC | ${tg} | ${tg_if2} +| | ${dut1_if2_mac}= | Get Interface MAC | ${dut1} | ${dut1_if2} +| | ${dut2_if1_mac}= | Get Interface MAC | ${dut2} | ${dut2_if1} +| | ${sock1}= | Set Variable | memif-DUT1_VNF +| | ${sock2}= | Set Variable | memif-DUT2_VNF +| | Set up memif interfaces on DUT node | ${dut1} | ${sock1} | ${sock1} +| | ... | ${1} | dut1-memif-1-if1 | dut1-memif-1-if2 | ${rxq} | ${rxq} +| | Set up memif interfaces on DUT node | ${dut2} | ${sock2} | ${sock2} +| | ... | ${1} | dut2-memif-1-if1 | dut2-memif-1-if2 | ${rxq} | ${rxq} +| | ${duts}= | Get Matches | ${nodes} | DUT* +| | :FOR | ${dut} | IN | @{duts} +| | | Show Memif | ${nodes['${dut}']} +| | VPP Set If IPv6 Addr | ${dut1} | ${dut1_if1} | ${dut1_if1_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut1} | ${dut1_if2} | ${dut1_if2_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut1} | ${dut1-memif-1-if1} +| | ... | ${dut1-memif-1-if1_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut1} | ${dut1-memif-1-if2} +| | ... | ${dut1-memif-1-if2_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut2} | ${dut2_if1} | ${dut2_if1_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut2} | ${dut2_if2} | ${dut2_if2_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut2} | ${dut2-memif-1-if1} +| | ... | ${dut2-memif-1-if1_ip6} | ${prefix} +| | VPP Set If IPv6 Addr | ${dut2} | ${dut2-memif-1-if2} +| | ... | ${dut2-memif-1-if2_ip6} | ${prefix} +| | Suppress ICMPv6 router advertisement message | ${nodes} +| | Add Ip Neighbor | ${dut1} | ${dut1_if2} | ${dut2_if1_ip6} | ${dut2_if1_mac} +| | Add Ip Neighbor | ${dut2} | ${dut2_if1} | ${dut1_if2_ip6} | ${dut1_if2_mac} +| | Add Ip Neighbor | ${dut1} | ${dut1_if1} | ${tg_if1_ip6_subnet}2 +| | ... | ${tg1_if1_mac} +| | Add Ip Neighbor | ${dut2} | ${dut2_if2} | ${tg_if2_ip6_subnet}2 +| | ... | ${tg1_if2_mac} +| | ${dut1-memif-1-if2_mac}= | Get Interface MAC | ${dut1} | memif2 +| | ${dut2-memif-1-if2_mac}= | Get Interface MAC | ${dut2} | memif2 +| | Add Ip Neighbor | ${dut1} | ${dut1-memif-1-if1} | ${dut1_nh} +| | ... | ${dut1-memif-1-if2_mac} +| | Add Ip Neighbor | ${dut2} | ${dut2-memif-1-if1} | ${dut2_nh} +| | ... | ${dut2-memif-1-if2_mac} +| | Vpp Route Add | ${dut1} | ${dut2_sid1} | ${sid_prefix} | ${dut2_if1_ip6} +| | ... | ${dut1_if2} +| | Vpp Route Add | ${dut1} | ${out_sid2_1} | ${sid_prefix} +| | ... | ${tg_if1_ip6_subnet}2 | ${dut1_if1} +| | Vpp Route Add | ${dut2} | ${dut1_sid2} | ${sid_prefix} | ${dut1_if2_ip6} +| | ... | ${dut2_if1} +| | Vpp Route Add | ${dut2} | ${out_sid1_1} | ${sid_prefix} +| | ... | ${tg_if2_ip6_subnet}2 | ${dut2_if2} +# Configure SRv6 for direction0 on DUT1 +| | Set SR Encaps Source Address on DUT | ${dut1} | ${dut1_sid1} +| | @{sid_list_dir0}= | Create List | ${dut2_sid1} | ${out_sid1_1} +| | ... | ${out_sid1_2} +| | Configure SR Policy on DUT | ${dut1} | ${dut1_bsid} | encap +| | ... | @{sid_list_dir0} +| | Configure SR Steer on DUT | ${dut1} | L3 | ${dut1_bsid} +| | ... | ip_addr=${tg_if2_ip6_subnet} | prefix=${sid_prefix} +# Configure SRv6 for direction1 on DUT2 +| | Set SR Encaps Source Address on DUT | ${dut2} | ${dut2_sid2} +| | @{sid_list_dir1}= | Create List | ${dut1_sid2} | ${out_sid2_1} +| | ... | ${out_sid2_2} +| | Configure SR Policy on DUT | ${dut2} | ${dut2_bsid} | encap +| | ... | @{sid_list_dir1} +| | Configure SR Steer on DUT | ${dut2} | L3 | ${dut2_bsid} +| | ... | ip_addr=${tg_if1_ip6_subnet} | prefix=${sid_prefix} +# Configure SRv6 for direction0 on DUT2 +| | ${dut2_out_if}= | Get Interface Name | ${dut2} | memif1 +| | ${dut2_in_if}= | Get Interface Name | ${dut2} | memif2 +| | Remove Values From List | ${sid_list_dir0} | ${dut2_sid1} +| | Run Keyword If | "${behavior}" == "static_proxy" +| | ... | Configure SR LocalSID on DUT | ${dut2} | ${dut2_sid1} | end.as +| | ... | ${None} | ${dut2_nh} | ${None} | ${dut2_out_if} | ${dut2_in_if} +| | ... | ${dut1_sid1} | @{sid_list_dir0} +| | ... | ELSE IF | "${behavior}" == "dynamic_proxy" +| | ... | Configure SR LocalSID on DUT | ${dut2} | ${dut2_sid1} | end.ad +| | ... | next_hop=${dut2_nh} | out_if=${dut2_out_if} | in_if=${dut2_in_if} +| | ... | ELSE IF | "${behavior}" == "masquerading" +| | ... | Configure SR LocalSID on DUT | ${dut2} | ${dut2_sid1} | end.am +| | ... | next_hop=${dut2_nh} | out_if=${dut2_out_if} | in_if=${dut2_in_if} +| | ... | ELSE | Fail | Unsupported behaviour: ${behavior} +# Configure SRv6 for direction1 on DUT1 +| | ${dut1_out_if}= | Get Interface Name | ${dut1} | memif1 +| | ${dut1_in_if}= | Get Interface Name | ${dut1} | memif2 +| | Remove Values From List | ${sid_list_dir1} | ${dut1_sid2} +| | Run Keyword If | "${behavior}" == "static_proxy" +| | ... | Configure SR LocalSID on DUT | ${dut1} | ${dut1_sid2} | end.as +| | ... | ${None} | ${dut1_nh} | ${None} | ${dut1_out_if} | ${dut1_in_if} +| | ... | ${dut2_sid2} | @{sid_list_dir1} +| | ... | ELSE IF | "${behavior}" == "dynamic_proxy" +| | ... | Configure SR LocalSID on DUT | ${dut1} | ${dut1_sid2} | end.ad +| | ... | next_hop=${dut1_nh} | out_if=${dut1_out_if} | in_if=${dut1_in_if} +| | ... | ELSE IF | "${behavior}" == "masquerading" +| | ... | Configure SR LocalSID on DUT | ${dut1} | ${dut1_sid2} | end.am +| | ... | next_hop=${dut1_nh} | out_if=${dut1_out_if} | in_if=${dut1_in_if} +| | ... | ELSE | Fail | Unsupported behaviour: ${behavior} +| | All Vpp Interfaces Ready Wait | ${nodes} + | Initialize L2 xconnect in 3-node circular topology | | [Documentation] | | ... | Setup L2 xconnect topology by cross connecting two interfaces on diff --git a/resources/libraries/robot/performance/performance_setup.robot b/resources/libraries/robot/performance/performance_setup.robot index e66a98b19c..8a17a6ab7b 100644 --- a/resources/libraries/robot/performance/performance_setup.robot +++ b/resources/libraries/robot/performance/performance_setup.robot @@ -407,6 +407,27 @@ | | Set Suite Variable | @{plugins_to_enable} | | Append To List | ${plugins_to_enable} | acl_plugin.so +| Set up performance test suite with Static SRv6 proxy +| | [Documentation] +| | ... | Append srv6as_plugin.so to the list of enabled plugins. +| | ... +| | Set Suite Variable | @{plugins_to_enable} +| | Append To List | ${plugins_to_enable} | srv6as_plugin.so + +| Set up performance test suite with Dynamic SRv6 proxy +| | [Documentation] +| | ... | Append srv6ad_plugin.so to the list of enabled plugins. +| | ... +| | Set Suite Variable | @{plugins_to_enable} +| | Append To List | ${plugins_to_enable} | srv6ad_plugin.so + +| Set up performance test suite with Masquerading SRv6 proxy +| | [Documentation] +| | ... | Append srv6am_plugin.so to the list of enabled plugins. +| | ... +| | Set Suite Variable | @{plugins_to_enable} +| | Append To List | ${plugins_to_enable} | srv6am_plugin.so + | Set up 3-node performance topology with wrk and DUT's NIC model | | [Documentation] | | ... | Suite preparation phase that setup default startup configuration of diff --git a/resources/libraries/robot/performance/performance_utils.robot b/resources/libraries/robot/performance/performance_utils.robot index 036f06fd2b..4acaec9c33 100644 --- a/resources/libraries/robot/performance/performance_utils.robot +++ b/resources/libraries/robot/performance/performance_utils.robot @@ -572,7 +572,7 @@ | | ... | ${topology_type} | warmup_time=0 | | Run Keyword If | ${dut_stats}==${True} | Show statistics on all DUTs | ${nodes} | | Run Keyword If | ${dut_stats}==${True} and ${pkt_trace}==${True} -| | ... | Show Packet Trace On All Duts | ${nodes} +| | ... | Show Packet Trace On All Duts | ${nodes} | maximum=${100} | | Return From Keyword | ${results} | Clear and show runtime counters with running traffic |