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-rwxr-xr-xsamples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh89
1 files changed, 89 insertions, 0 deletions
diff --git a/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh
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index 000000000..04b0dd0c3
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+++ b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh
@@ -0,0 +1,89 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Benchmark script:
+# - developed for benchmarking egress qdisc path, derived (more
+# like cut'n'pasted) from ingress benchmark script.
+#
+# Script for injecting packets into egress qdisc path of the stack
+# with pktgen "xmit_mode queue_xmit".
+#
+basedir=`dirname $0`
+source ${basedir}/functions.sh
+root_check_run_with_sudo "$@"
+
+# Parameter parsing via include
+source ${basedir}/parameters.sh
+if [ -z "$DEST_IP" ]; then
+ [ -z "$IP6" ] && DEST_IP="198.18.0.42" || DEST_IP="FD00::1"
+fi
+[ -z "$DST_MAC" ] && DST_MAC="90:e2:ba:ff:ff:ff"
+
+# Burst greater than 1 are invalid for queue_xmit mode
+if [[ -n "$BURST" ]]; then
+ err 1 "Bursting not supported for this mode"
+fi
+[ -z "$COUNT" ] && COUNT="10000000" # Zero means indefinitely
+if [ -n "$DEST_IP" ]; then
+ validate_addr${IP6} $DEST_IP
+ read -r DST_MIN DST_MAX <<< $(parse_addr${IP6} $DEST_IP)
+fi
+if [ -n "$DST_PORT" ]; then
+ read -r UDP_DST_MIN UDP_DST_MAX <<< $(parse_ports $DST_PORT)
+ validate_ports $UDP_DST_MIN $UDP_DST_MAX
+fi
+
+# General cleanup everything since last run
+pg_ctrl "reset"
+
+# Threads are specified with parameter -t value in $THREADS
+for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do
+ # The device name is extended with @name, using thread number to
+ # make then unique, but any name will do.
+ dev=${DEV}@${thread}
+
+ # Add remove all other devices and add_device $dev to thread
+ pg_thread $thread "rem_device_all"
+ pg_thread $thread "add_device" $dev
+
+ # Base config of dev
+ pg_set $dev "flag QUEUE_MAP_CPU"
+ pg_set $dev "count $COUNT"
+ pg_set $dev "pkt_size $PKT_SIZE"
+ pg_set $dev "delay $DELAY"
+ pg_set $dev "flag NO_TIMESTAMP"
+
+ # Destination
+ pg_set $dev "dst_mac $DST_MAC"
+ pg_set $dev "dst${IP6}_min $DST_MIN"
+ pg_set $dev "dst${IP6}_max $DST_MAX"
+
+ if [ -n "$DST_PORT" ]; then
+ # Single destination port or random port range
+ pg_set $dev "flag UDPDST_RND"
+ pg_set $dev "udp_dst_min $UDP_DST_MIN"
+ pg_set $dev "udp_dst_max $UDP_DST_MAX"
+ fi
+
+ # Inject packet into TX qdisc egress path of stack
+ pg_set $dev "xmit_mode queue_xmit"
+done
+
+# Run if user hits control-c
+function print_result {
+ # Print results
+ for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do
+ dev=${DEV}@${thread}
+ echo "Device: $dev"
+ cat /proc/net/pktgen/$dev | grep -A2 "Result:"
+ done
+}
+# trap keyboard interrupt (Ctrl-C)
+trap true SIGINT
+
+# start_run
+echo "Running... ctrl^C to stop" >&2
+pg_ctrl "start"
+echo "Done" >&2
+
+print_result