blob: 29ef4ba507963e5d185bebe94af879f8ed831962 [file] [log] [blame]
# Simple example:
# * pktgen sending with single thread and single interface
# * flow variation via random UDP source port
basedir=`dirname $0`
source ${basedir}/
root_check_run_with_sudo "$@"
# Parameter parsing via include
# - go look in to see which setting are avail
# - required param is the interface "-i" stored in $DEV
source ${basedir}/
# Set some default params, if they didn't get set
if [ -z "$DEST_IP" ]; then
[ -z "$IP6" ] && DEST_IP="" || DEST_IP="FD00::1"
[ -z "$CLONE_SKB" ] && CLONE_SKB="0"
# Example enforce param "-m" for dst_mac
[ -z "$DST_MAC" ] && usage && err 2 "Must specify -m dst_mac"
# Base Config
DELAY="0" # Zero means max speed
COUNT="100000" # Zero means indefinitely
# Flow variation random source port between min and max
# General cleanup everything since last run
# (especially important if other threads were configured by other scripts)
pg_ctrl "reset"
# Add remove all other devices and add_device $DEV to thread 0
pg_thread $thread "rem_device_all"
pg_thread $thread "add_device" $DEV
# How many packets to send (zero means indefinitely)
pg_set $DEV "count $COUNT"
# Reduce alloc cost by sending same SKB many times
# - this obviously affects the randomness within the packet
pg_set $DEV "clone_skb $CLONE_SKB"
# Set packet size
pg_set $DEV "pkt_size $PKT_SIZE"
# Delay between packets (zero means max speed)
pg_set $DEV "delay $DELAY"
# Flag example disabling timestamping
pg_set $DEV "flag NO_TIMESTAMP"
# Destination
pg_set $DEV "dst_mac $DST_MAC"
pg_set $DEV "dst$IP6 $DEST_IP"
# Setup random UDP port src range
pg_set $DEV "flag UDPSRC_RND"
pg_set $DEV "udp_src_min $UDP_MIN"
pg_set $DEV "udp_src_max $UDP_MAX"
# start_run
echo "Running... ctrl^C to stop" >&2
pg_ctrl "start"
echo "Done" >&2
# Print results
echo "Result device: $DEV"
cat /proc/net/pktgen/$DEV