T-Rex: Add advanced stateful mode

- provide base routines to run T-Rex in advanced stateful mode

Change-Id: Ib0dc5f2919c370753335f6446860683dc4b12d93
Signed-off-by: Jan Gelety <jgelety@cisco.com>

1 files changed, 27 insertions, 22 deletions

diff --git a/resources/libraries/robot/performance/performance_utils.robot b/resources/libraries/robot/performance/performance_utils.robot
index 4c8146e56a..f14d7bd13c 100644
--- a/resources/libraries/robot/performance/performance_utils.robot
+++ b/resources/libraries/robot/performance/performance_utils.robot
@@ -112,10 +112,10 @@
 | | # Finally, trials with runtime and other stats.
 | | # We expect NDR and PDR to have different-looking stats.
 | | Send traffic at specified rate
-| | ... | ${1.0} | ${pdr_per_stream}pps | ${framesize} | ${traffic_profile}
+| | ... | ${1.0} | ${pdr_per_stream} | ${framesize} | ${traffic_profile}
 | | ... | traffic_directions=${traffic_directions}
 | | Send traffic at specified rate
-| | ... | ${1.0} | ${ndr_per_stream}pps | ${framesize} | ${traffic_profile}
+| | ... | ${1.0} | ${ndr_per_stream} | ${framesize} | ${traffic_profile}
 | | ... | traffic_directions=${traffic_directions}
 
 | Find Throughput Using MLRsearch
@@ -247,7 +247,7 @@
 | |
 | | ... | *Arguments:*
 | | ... | - result - Result of bidirectional measurtement.
-| | ... |   Type: ReceiveRateMeasurement
+| | ... | Type: ReceiveRateMeasurement
 | |
 | | ... | *Example:*
 | |
@@ -389,11 +389,12 @@
 | | ... | ${fail_no_traffic}=${True}
 | | ... | ${trial_multiplicity}=${trial_multiplicity}
 | | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1}
+| | ... | ${latency}=${True}
 | |
 | | ${results}= | Send traffic at specified rate
-| | ... | ${trial_duration} | ${max_rate}pps | ${frame_size}
+| | ... | ${trial_duration} | ${max_rate} | ${frame_size}
 | | ... | ${traffic_profile} | ${trial_multiplicity}
-| | ... | ${traffic_directions} | ${tx_port} | ${rx_port}
+| | ... | ${traffic_directions} | ${tx_port} | ${rx_port} | latency=${latency}
 | | Set Test Message | ${\n}Maximum Receive Rate trial results
 | | Set Test Message | in packets per second: ${results}
 | | ... | append=yes
@@ -405,15 +406,12 @@
 | | ... | Then send traffic at specified rate, possibly multiple trials.
 | | ... | Show various DUT stats, optionally also packet trace.
 | | ... | Return list of measured receive rates.
-| | ... | The rate argument should be TRex friendly, so it should include "pps".
 | |
 | | ... | *Arguments:*
-| | ... | - trial_duration - Duration of single trial [s].
-| | ... | Type: float
-| | ... | - rate - Rate for sending packets.
-| | ... | Type: string
-| | ... | - frame_size - L2 Frame Size [B].
-| | ... | Type: integer/string
+| | ... | - trial_duration - Duration of single trial [s]. Type: float
+| | ... | - rate - Target aggregate transmit rate [pps] / Connections per second
+| | ... | (CPS) for UDP/TCP flows. Type: float
+| | ... | - frame_size - L2 Frame Size [B]. Type: integer/string
 | | ... | - traffic_profile - Name of module defining traffc for measurements.
 | | ... | Type: string
 | | ... | - trial_multiplicity - How many trials in this measurement.
@@ -429,13 +427,14 @@
 | |
 | | ... | *Example:*
 | |
-| | ... | \| Send traffic at specified rate \| \${1.0} \| 4.0mpps \| \${64} \
-| | ... | \| 3-node-IPv4 \| \${10} \| \${2} \| \${0} \| \${1} \| \${False} \|
+| | ... | \| Send traffic at specified rate \| \${1.0} \| ${4000000.0} \
+| | ... | \| \${64} \| 3-node-IPv4 \| \${10} \| \${2} \| \${0} \| \${1} \
+| | ... | \${False} \|
 | |
 | | [Arguments] | ${trial_duration} | ${rate} | ${frame_size}
 | | ... | ${traffic_profile} | ${trial_multiplicity}=${trial_multiplicity}
 | | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1}
-| | ... | ${extended_debug}=${extended_debug}
+| | ... | ${extended_debug}=${extended_debug} | ${latency}=${True}
 | |
 | | Set Test Variable | ${extended_debug}
 | | Clear and show runtime counters with running traffic | ${trial_duration}
@@ -451,7 +450,7 @@
 | | | Send traffic on tg | ${trial_duration} | ${rate} | ${frame_size}
 | | | ... | ${traffic_profile} | warmup_time=${0}
 | | | ... | traffic_directions=${traffic_directions} | tx_port=${tx_port}
-| | | ... | rx_port=${rx_port}
+| | | ... | rx_port=${rx_port} | latency=${latency}
 | | | ${rx} = | Get Received
 | | | ${rr} = | Evaluate | ${rx} / ${trial_duration}
 | | | Append To List | ${results} | ${rr}
@@ -471,7 +470,9 @@
 | | ... | *Arguments:*
 | | ... | - message_prefix - Preface to test message addition. Type: string
 | | ... | - trial_duration - Duration of single trial [s]. Type: float
-| | ... | - rate - Rate for sending packets, in pps. Type: int
+| | ... | - rate - Rate [pps] for sending packets in case of T-Rex stateless
+| | ... | mode or multiplier of profile CPS in case of T-Rex astf mode.
+| | ... | Type: float
 | | ... | - frame_size - L2 Frame Size [B]. Type: integer/string
 | | ... | - traffic_profile - Name of module defining traffic for measurements.
 | | ... | Type: string
@@ -495,7 +496,7 @@
 | | ${real_rate} = | Evaluate | max(${rate}, ${safe_rate})
 | | # The following line is skipping some default arguments,
 | | # that is why subsequent arguments have to be named.
-| | Send traffic on tg | ${trial_duration} | ${real_rate}pps | ${frame_size}
+| | Send traffic on tg | ${trial_duration} | ${real_rate} | ${frame_size}
 | | ... | ${traffic_profile} | warmup_time=${0}
 | | ... | traffic_directions=${traffic_directions} | tx_port=${tx_port}
 | | ... | rx_port=${rx_port}
@@ -510,7 +511,9 @@
 | |
 | | ... | *Arguments:*
 | | ... | - duration - Duration of traffic run [s]. Type: integer
-| | ... | - rate - Unidirectional rate for sending packets. Type: string
+| | ... | - rate - Rate [pps] for sending packets in case of T-Rex stateless
+| | ... | mode or multiplier of profile CPS in case of T-Rex astf mode.
+| | ... | Type: float
 | | ... | - frame_size - L2 Frame Size [B] or IMIX_v4_1. Type: integer/string
 | | ... | - traffic_profile - Name of module defining traffc for measurements.
 | | ... | Type: string
@@ -522,7 +525,7 @@
 | | ... | *Example:*
 | |
 | | ... | \| Clear and show runtime counters with running traffic \| \${10} \
-| | ... | \| 4.0mpps \| \${64} \| 3-node-IPv4 \| \${2} \| \${0} \| \${1} \|
+| | ... | \| ${4000000.0} \| \${64} \| 3-node-IPv4 \| \${2} \| \${0} \| \${1} \|
 | |
 | | [Arguments] | ${duration} | ${rate} | ${frame_size} | ${traffic_profile}
 | | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1}
@@ -552,7 +555,9 @@
 | | ... | Type: string
 | | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: int or str
 | | ... | *Arguments:*
-| | ... | - rate - Unidirectional rate for sending packets. Type: string
+| | ... | - rate - Rate [pps] for sending packets in case of T-Rex stateless
+| | ... | mode or multiplier of profile CPS in case of T-Rex astf mode.
+| | ... | Type: float
 | | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic.
 | | ... | Type: int
 | | ... | - tx_port - TX port of TG, default 0. Type: integer
@@ -560,7 +565,7 @@
 | |
 | | ... | *Example:*
 | |
-| | ... | \| Start Traffic on Background \| 4.0mpps \| \${2} \| \${0} \
+| | ... | \| Start Traffic on Background \| ${4000000.0} \| \${2} \| \${0} \
 | | ... | \| \${1} \|
 | |
 | | [Arguments] | ${rate} | ${traffic_directions}=${2} | ${tx_port}=${0}